CN214005349U - Municipal administration road local reinforcement structure - Google Patents
Municipal administration road local reinforcement structure Download PDFInfo
- Publication number
- CN214005349U CN214005349U CN202022815114.5U CN202022815114U CN214005349U CN 214005349 U CN214005349 U CN 214005349U CN 202022815114 U CN202022815114 U CN 202022815114U CN 214005349 U CN214005349 U CN 214005349U
- Authority
- CN
- China
- Prior art keywords
- fixed
- sleeve
- positioning
- coupling assembling
- reinforced structure
- 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.)
- Active
Links
- 230000002787 reinforcement Effects 0.000 title description 9
- 230000008878 coupling Effects 0.000 claims abstract description 24
- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 239000000853 adhesive Substances 0.000 claims abstract description 8
- 230000001070 adhesive effect Effects 0.000 claims abstract description 8
- 239000004744 fabric Substances 0.000 claims description 16
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 239000012790 adhesive layer Substances 0.000 description 4
- 239000004568 cement Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 3
- 239000011083 cement mortar Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
Images
Abstract
The utility model relates to a local reinforced structure of town road, it includes the road bed, the hole of mending has on the road bed, still including being fixed in bottom locating component, supporting mechanism in the hole of mending, be used for filling the fill aggregate in the hole of mending, set up in fill aggregate with adhesive linkage between the road bed, supporting mechanism include with locating component fixed connection's reference column, be fixed in coupling assembling on the reference column, coupling assembling keeps away from the one end of reference column with the inside wall fixed connection in the hole of mending. The method and the device have the advantages that the intensity of the road repairing position is improved, and the effect of settlement of the road repairing position is prevented from appearing again.
Description
Technical Field
The application relates to the field of municipal road reinforcement, in particular to a municipal road local reinforcement structure.
Background
At present, along with the increase of traffic load, the town road is after the use of certain age, and its structural performance can continuous degradation, especially the current more cement road of large truck, and after long-term the use, the road surface is anti uneven settlement nature poor, very easily leads to the road to appear subsiding the destruction, brings certain potential safety hazard for driving a vehicle, has reduced the travelling comfort of town road driving simultaneously. Therefore, the part with the fracture needs to be locally repaired and reinforced, and the influence of the fracture part on the travelling crane is avoided, so that potential safety hazards are generated.
In this regard, in the related art, referring to fig. 1, a reinforcing structure is formed by excavating a subgrade 1 in which settlement occurs, filling a repair pit 11 formed by the excavation with cement mortar 8, and reducing the influence of the repair pit 11 on a traveling crane.
In view of the above-mentioned related technologies, the inventor believes that, on one hand, the newly filled cement slurry cannot be well attached to the roadbed, and on the other hand, because the cement slurry is added in the later period, the structural strength of the cement slurry is lower than the original roadbed strength, and the defects that the road reliability after repair and reinforcement is poor and the repair and reinforcement position is likely to be settled again after the road surface is driven are existed.
SUMMERY OF THE UTILITY MODEL
In order to improve the intensity of road repair department, prevent that road repair department from appearing subsiding once more, this application provides a town road local reinforcement structure.
The application provides a local reinforced structure of town road adopts following technical scheme:
the utility model provides a local reinforced structure of town road, includes the road bed, seted up the repair hole on the road bed, still including being fixed in bottom locating component, supporting mechanism in the repair hole, be used for filling the fill aggregate in repair hole, set up in fill aggregate with adhesive linkage between the road bed, supporting mechanism include with locating component fixed connection's reference column, be fixed in coupling assembling on the reference column, coupling assembling keeps away from the one end of reference column with the inside wall fixed connection in repair hole.
Through adopting above-mentioned technical scheme, be provided with the adhesive linkage between the inside wall in filling aggregate and repairing the hole, the adhesive linkage is favorable to improving the connection degree between filling aggregate and the road bed, prevents to fill the aggregate and breaks away from repairing the hole inside wall. The positioning column is buried in the filling aggregate, and the positioning column and the positioning assembly enhance the connection between the filling aggregate and the inner bottom surface of the repairing pit. The arrangement of the connecting assembly is beneficial to supporting two sides of the repairing pit and avoiding the deformation of the repairing pit. And coupling assembling and reference column can improve the structural strength in the hole of mending on the one hand, and on the other hand can further improve the connection between filling aggregate and the road bed, is favorable to preventing road local settlement.
Preferably, coupling assembling including set up in fixed sleeve on the reference column, set up in connecting rod in the fixed sleeve, the connecting rod with fixed sleeve threaded connection, the connecting rod other end with the inside wall grafting cooperation in mending the hole.
Through adopting above-mentioned technical scheme, operating personnel can the swivelling joint pole, and then the control connecting rod stretches out fixed sleeve's length, and operating personnel can adjust connecting rod stretching out length earlier for in the connecting rod gets into the repair hole, operating personnel adjusts the length with the connecting rod again, realizes connecting rod and the cooperation of pegging graft of repairing the hole inside wall, thereby makes things convenient for operating personnel erection joint pole.
Preferably, the cover is equipped with connecting sleeve on the reference column, connecting sleeve with the reference column cooperation of sliding, connecting sleeve with fixed sleeve is articulated, fixed sleeve is provided with a plurality ofly, and is a plurality of fixed sleeve is around connecting sleeve's axis evenly distributed.
Through adopting above-mentioned technical scheme, a plurality of fixed sleeves set up and make coupling assembling connect the pit medial surface a plurality of, improve intensity and the stability of repairing the interior structure of pit, and coupling sleeve's setting then makes things convenient for operating personnel control coupling assembling's height.
Preferably, the connecting sleeve is provided with a limiting hole, the connecting sleeve is provided with a positioning bolt, and the positioning bolt is in threaded connection with the limiting hole.
Through adopting above-mentioned technical scheme, operating personnel rotating position bolt, the bolt is close to the one end of reference column can support tightly with the reference column to make connecting sleeve fix on the reference column, positioning bolt and spacing being provided with of hole do benefit to the connection between reinforcement coupling assembling and the reference column.
Preferably, the bonding layer is embedded with mesh cloth, the connecting rod is fixed with a mesh disc, the mesh disc is fixedly connected with the mesh cloth, and the mesh disc is attached to and abutted against the inner side wall of the repairing pit.
Through adopting above-mentioned technical scheme, being provided with of net cloth does benefit to the tensile strength that improves the adhesive linkage, and net cloth can improve the intensity of adhesive linkage, and net dish and net cloth fixed connection, and the net dish on the repair hole medial surface can provide a plurality of strong points to net cloth to make net cloth can keep the state of tensioning, make things convenient for operating personnel to install and place net cloth.
Preferably, the positioning assembly comprises a positioning cone buried in the ground bottom and a connecting piece fixed on the positioning cone, the connecting piece is fixedly connected with the positioning column, and one end of the positioning cone, far away from the connecting piece, is in a conical shape.
Through adopting above-mentioned technical scheme, the setting up of location awl makes things convenient for the installation of connecting piece, and the surface that the circular cone end is close to the connecting piece supports tightly with earth to improve the resistance to plucking ability of fixed column, strengthen the stability of structure.
Preferably, the connecting piece comprises a fixed disc fixed on the positioning cone and an inserting column fixed on the fixed disc, and the inserting column is in threaded connection with the positioning column.
Through adopting above-mentioned technical scheme, operating personnel can aim at the reference column and peg graft the post, and operating personnel rotates the reference column again to realize the fixed connection of reference column and peg graft post, the setting up of peg graft post makes things convenient for operating personnel to install the reference column.
Preferably, coupling assembling is provided with a plurality ofly, and is adjacent be provided with the overlap joint pole between the coupling assembling, the overlap joint pole is fixed in adjacently fixed sleeve between, the overlap joint pole with coupling assembling constitutes latticed frame together.
Through adopting above-mentioned technical scheme, setting up of overlap joint pole has strengthened the connection between the adjacent coupling assembling, and overlap joint pole and coupling assembling constitute latticed frame, are favorable to improving the structural strength in the mending hole, avoid the road surface local settlement once more to appear.
In summary, the present application includes at least one of the following beneficial technical effects:
the adhesive linkage is favorable to improving the joint strength between the inside wall in filling aggregate and repairing the hole, prevents to fill the aggregate and breaks away from repairing the hole inside wall, and reference column and locating component can strengthen filling the aggregate and repair the hole in the bottom be connected, and coupling assembling's setting is favorable to supporting repairing hole both sides, avoids repairing the hole and warp. The connecting assembly and the positioning column can improve the structural strength in the repairing pit on one hand, and can further improve the connection between the filling aggregate and the roadbed on the other hand, thereby being beneficial to preventing the local settlement of the road;
an operator adjusts the length of the connecting rod extending out of the fixing sleeve, so that the connecting rod is placed in the repairing pit and is in splicing fit with the inner side wall of the repairing pit, and the connecting rod is convenient to mount by the operator;
the setting of overlap joint pole has strengthened being connected between the adjacent coupling assembling, and overlap joint pole and coupling assembling constitute latticed frame, are favorable to improving the structural strength in mending the hole, avoid the road surface local settlement once more to appear.
Drawings
Fig. 1 is a schematic structural view of a reinforcing structure in the background art.
FIG. 2 is a schematic structural view of a local reinforced structure of a town road according to an embodiment of the present application.
FIG. 3 is a schematic view of the internal structure of the local reinforced structure of the town road according to the embodiment of the present application.
Fig. 4 is a schematic view of the internal structure of the support mechanism according to the embodiment of the present application.
Description of reference numerals: 1. a roadbed; 11. repairing the pits; 12. fixing grooves; 2. a positioning assembly; 21. a connecting member; 211. fixing the disc; 212. inserting the column; 22. positioning a cone; 3. a support mechanism; 31. a positioning column; 311. inserting grooves; 32. a connecting assembly; 321. fixing the sleeve; 322. a connecting rod; 33. a connecting sleeve; 331. a limiting hole; 332. positioning the bolt; 34. a net disk; 35. a lap joint rod; 4. an adhesive layer; 5. filling aggregate; 6. mesh cloth; 7. a grid; 8. and (3) cement mortar.
Detailed Description
The present application is described in further detail below with reference to figures 2-4.
The embodiment of the application discloses town road local reinforcement structure. Referring to fig. 2 and 3, the local municipal road reinforcing structure comprises a roadbed 1, a positioning assembly 2, a supporting mechanism 3, an adhesive layer 4 and filling aggregate 5. A repairing pit 11 is formed in the roadbed 1, and the opening of the repairing pit 11 is rectangular.
Referring to fig. 3 and 4, the positioning assembly 2 includes a connecting member 21 and a positioning cone 22. The connecting piece 21 comprises a fixed disc 211 and a plug column 212, the cross section of the fixed disc 211 is circular, and the bottom surface of the fixed disc 211 is attached to and abutted against the inner bottom surface of the repairing pit 11. The inserting column 212 is cylindrical, the inserting column 212 is vertically arranged, the bottom surface of the inserting column 212 is fixedly connected with the upper surface of the fixed disc 211, and the axis of the inserting column 212 is overlapped with the axis of the fixed disc 211. The positioning cone 22 is buried in the ground bottom below the repairing pit 11, one end of the positioning cone 22 extending into the ground bottom is conical, the other end of the positioning cone 22 is fixedly connected with the fixed disc 211, and the positioning cone 22 facilitates installation of the connecting piece 21.
Referring to fig. 3 and 4, the support mechanism 3 includes a positioning column 31 and a connecting assembly 32. The positioning column 31 is cylindrical, the axis of the positioning column 31 coincides with the axis of the fixed disk 211, and a plurality of fixing columns are arranged. The bottom surface of the positioning column 31 is provided with a plug-in groove 311, the opening of the plug-in groove 311 is circular, and the plug-in groove 311 is in threaded fit with the plug-in column 212. The positioning column 31 is sleeved with a connecting sleeve 33, the connecting sleeve 33 is circular, the inner side wall of the connecting sleeve 33 is matched with the positioning column 31 in a sliding manner, the connecting sleeve 33 is provided with a limiting hole 331, and the opening of the limiting hole 331 is circular. The connecting sleeve 33 is provided with a positioning bolt 332, and the positioning bolt 332 is in threaded connection with the limiting hole 331.
Referring to fig. 3 and 4, the connecting assembly 32 includes a fixing sleeve 321 and a connecting rod 322. The fixed sleeve 321 is in a circular cylinder shape, one end of the fixed sleeve 321 is open, the other end of the fixed sleeve 321 is closed, and the closed end of the fixed sleeve 321 is hinged to the connecting sleeve 33. The connecting rod 322 is cylindrical, one end of the connecting rod 322 is disposed in the opening end of the fixing sleeve 321, and the connecting rod 322 is in threaded connection with the fixing sleeve 321. Fixing grooves 12 are formed in the inner side wall of the repairing pit 11, openings of the fixing grooves 12 are circular, and the fixing grooves 12 are in insertion fit with one ends, far away from the fixing sleeve 321, of the connecting rods 322. The connecting assemblies 32 are provided with a plurality of groups, one group of connecting assemblies 32 comprises two connecting assemblies 32, the two connecting assemblies 32 are symmetrically distributed by taking the axis of the connecting sleeve 33 as a symmetry axis, and at least two groups of connecting assemblies 32 are arranged on each positioning column 31.
Referring to fig. 2 and 3, a lap joint rod 35 is disposed between adjacent connecting rods 322 on different positioning columns 31, the cross section of the lap joint rod 35 is circular, one end of the lap joint rod 35 is fixedly connected with a fixing sleeve 321 on one positioning column 31, the other end of the lap joint rod 35 is fixedly connected with a fixing sleeve 321 of another positioning column 31, and the positioning columns 31, the fixing sleeves 321, the connecting rods 322 and the lap joint rod 35 together form a grid-shaped frame. The filling aggregate 5 can be concrete, the filling aggregate 5 is poured into the repairing pit 11, and the filling aggregate 5 is filled between the latticed frames, so that the latticed frames are favorable for improving the overall strength of the reinforced structure.
Referring to fig. 2 and 3, the bonding layer 4 can be made of bonding mortar, the bonding layer 4 is arranged between the filling aggregate 5 and the inner side wall of the repairing pit 11, the grid cloth 6 is embedded in the bonding layer 4, the grid cloth 6 is beneficial to preventing the bonding layer 4 from cracking, and the arrangement of the grid cloth 6 is beneficial to enhancing the tensile property of the bonding layer 4. The end of the connecting rod 322 far away from the fixing sleeve 321 is fixed with the net disc 34, the net disc 34 is embedded in the adhesive layer 4, and the net disc 34 is fixedly connected with the mesh cloth 6. The mesh tray 34 supports the scrim 6 such that the scrim 6 ensures a suitable degree of tension.
Referring to fig. 2 and 3, the filling aggregate 5 is internally provided with the grid 7, the grid 7 is arranged between the positioning columns 31, the grid 7 is fixedly connected with the positioning columns 31, and the grid 7 is fixedly connected with the grid cloth 6. The grid 7 enables the connection between the positioning columns 31 to be tighter, and the arrangement of the grid 7 is favorable for improving the strength of the filling aggregate 5, so that uneven settlement of the local part of the road is prevented.
The implementation principle of the local reinforced structure of town road in the embodiment of this application is: an operator firstly installs the positioning cone 22 and the connecting piece 21, then fixes the positioning column 31 on the connecting piece 21, and then the operator connects and matches the connecting rod 322 with the fixing groove 12 on the inner side wall of the repair pit 11 and finally fixes the lapping rod 35. The operator first pours the adhesive layer 4, and then pours the filler aggregate 5 into the latticed frame formed by the positioning column 31, the fixing sleeve 321, the connecting rod 322, and the lap joint rod 35. The bonding layer 4 is beneficial to improving the connection degree between the filling aggregate 5 and the roadbed 1, and the filling aggregate 5 is prevented from being separated from the inner side wall of the repair pit 11. The positioning column 31 and the positioning component 2 enhance the connection between the filling aggregate 5 and the inner bottom surface of the repair pit 11. The latticed framework can improve the strength of the reinforcing structure in the repair pit 11, and is beneficial to preventing the road reinforcing part from subsiding again.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a local reinforced structure of town road, includes road bed (1), seted up on road bed (1) and repaired pit (11), its characterized in that: still including being fixed in bottom locating component (2), supporting mechanism (3), be used for filling in repair hole (11) fill aggregate (5), set up in fill aggregate (5) with adhesive linkage (4) between road bed (1), supporting mechanism (3) include with locating component (2) fixed connection's reference column (31), be fixed in coupling assembling (32) on reference column (31), coupling assembling (32) are kept away from the one end of reference column (31) with repair the inside wall fixed connection in hole (11).
2. The local reinforced structure of municipal road according to claim 1, characterized in that: coupling assembling (32) including set up in fixed sleeve (321) on reference column (31), set up in connecting rod (322) in fixed sleeve (321), connecting rod (322) with fixed sleeve (321) threaded connection, connecting rod (322) other end with the inside wall grafting cooperation of repairing hole (11).
3. The local reinforced structure of municipal road according to claim 2, characterized in that: the cover is equipped with connecting sleeve (33) on reference column (31), connecting sleeve (33) with reference column (31) cooperation of sliding, connecting sleeve (33) with fixed sleeve (321) are articulated, fixed sleeve (321) are provided with a plurality ofly, and are a plurality of fixed sleeve (321) are around the axis evenly distributed of connecting sleeve (33).
4. The local reinforced structure of municipal road according to claim 3, characterized in that: the connecting sleeve (33) is provided with a limiting hole (331), the connecting sleeve (33) is provided with a positioning bolt (332), and the positioning bolt (332) is in threaded connection with the limiting hole (331).
5. The local reinforced structure of municipal road according to claim 2, characterized in that: the net plate is characterized in that a net cloth (6) is embedded in the bonding layer (4), a net plate (34) is fixed on the connecting rod (322), the net plate (34) is fixedly connected with the net cloth (6), and the net plate (34) is attached to and abutted against the inner side wall of the repairing pit (11).
6. The local reinforced structure of municipal road according to claim 1, characterized in that: the positioning assembly (2) comprises a positioning cone (22) buried at the ground bottom and a connecting piece (21) fixed on the positioning cone (22), the connecting piece (21) is fixedly connected with the positioning column (31), and one end, far away from the connecting piece (21), of the positioning cone (22) is conical.
7. The local reinforced structure of municipal road according to claim 6, characterized in that: the connecting piece (21) comprises a fixed disc (211) fixed on the positioning cone (22) and an inserting column (212) fixed on the fixed disc (211), and the inserting column (212) is in threaded connection with the positioning column (31).
8. The local reinforced structure of municipal road according to claim 2, characterized in that: coupling assembling (32) are provided with a plurality ofly, and are adjacent be provided with overlap joint pole (35) between coupling assembling (32), overlap joint pole (35) are fixed in adjacently fixed sleeve (321) between, overlap joint pole (35) with coupling assembling (32) constitute latticed frame together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022815114.5U CN214005349U (en) | 2020-11-30 | 2020-11-30 | Municipal administration road local reinforcement structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022815114.5U CN214005349U (en) | 2020-11-30 | 2020-11-30 | Municipal administration road local reinforcement structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214005349U true CN214005349U (en) | 2021-08-20 |
Family
ID=77308044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022815114.5U Active CN214005349U (en) | 2020-11-30 | 2020-11-30 | Municipal administration road local reinforcement structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214005349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110363A (en) * | 2022-05-20 | 2022-09-27 | 安徽路达公路工程有限责任公司 | Muck type building waste filled highway subgrade and construction method thereof |
-
2020
- 2020-11-30 CN CN202022815114.5U patent/CN214005349U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110363A (en) * | 2022-05-20 | 2022-09-27 | 安徽路达公路工程有限责任公司 | Muck type building waste filled highway subgrade and construction method thereof |
| CN115110363B (en) * | 2022-05-20 | 2023-09-15 | 安徽路达公路工程有限责任公司 | Residue soil type construction waste filled highway subgrade and construction method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111119073B (en) | Road and bridge crack reinforcing apparatus | |
| CN214005349U (en) | Municipal administration road local reinforcement structure | |
| CN104775452B (en) | Well lid support seat of road inspection well, support seat assembly and pavement construction method | |
| CN110904823B (en) | Bridge head bump treatment construction structure and construction method in high soft soil filling area | |
| US20220380996A1 (en) | Methods for constructing tensionless concrete pier foundations and foundations constructed thereby | |
| CN105736001A (en) | Construction method for building subway station through precast parts | |
| CN103966956B (en) | A kind of hood type concrete filled steel tube reinforces single-column Bridge Pier Construction device and construction method | |
| CN202787055U (en) | Pier fixed connection structure of steel structure overhead bridge | |
| CN107035388A (en) | A kind of tunnel double-lining compounded rubber lifting locking plug template and its application method | |
| CN206707734U (en) | A kind of tunnel double-lining compounded rubber lifts locking plug template | |
| CN206486819U (en) | A kind of stable support body system for ensureing continuous beam cantilever casting construction | |
| KR200443819Y1 (en) | Installation structure of facilities post | |
| CN109578011B (en) | Supporting structure in municipal tunnel and construction method thereof | |
| CN106759563A (en) | A kind of device for pile foundation repairing and reinforcing and the construction method using the device | |
| KR101162677B1 (en) | The saddle shape branch pipe repairing apparatus and branch pipe repairing method using the same | |
| KR101230986B1 (en) | Constructing method for underground external wall using form with concrete placing inlet and vibrator inlet for preventing concrete counterflow | |
| CN110159312A (en) | A kind of restorative procedure of stalk dome-shaped tunnel-liner | |
| CN107460793B (en) | Hang empty iron assembly interval structure system and its construction method | |
| KR20110052091A (en) | Structure of bridge shaped road sign and construction method thereof | |
| CN108411806A (en) | A kind of structure and its installation method of reinforced steel concrete pipe culvert | |
| KR20120020738A (en) | Pillar foundation structure and construction method thereof | |
| CN114775692A (en) | Reinforcing structure and reinforcing method for pavement around inspection well | |
| KR20120020739A (en) | Pillar foundation structure having expanded upper part of street facility and construction method thereof | |
| CN215857078U (en) | Template reinforcing device for water-stable double-layer continuous paving | |
| CN214993044U (en) | Road and bridge crack processing apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 230000 9 / F, building A02, Chuangzhi world, intersection of Fuyang North Road and Beicheng Avenue, Luyang Industrial Park, Hefei City, Anhui Province Patentee after: Hanjing Construction Group Co.,Ltd. Country or region after: China Address before: 230000 9 / F, building A02, Chuangzhi world, intersection of Fuyang North Road and Beicheng Avenue, Luyang Industrial Park, Hefei City, Anhui Province Patentee before: Anhui Hanjing Construction Development Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |