CN108643008B - Civil engineering construction is with road surface tamping device that can change application of force intensity - Google Patents
Civil engineering construction is with road surface tamping device that can change application of force intensity Download PDFInfo
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- CN108643008B CN108643008B CN201810335310.7A CN201810335310A CN108643008B CN 108643008 B CN108643008 B CN 108643008B CN 201810335310 A CN201810335310 A CN 201810335310A CN 108643008 B CN108643008 B CN 108643008B
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- rod
- transverse plate
- tamping
- transmission
- shaft
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/30—Tamping or vibrating apparatus other than rollers ; Devices for ramming individual paving elements
- E01C19/34—Power-driven rammers or tampers, e.g. air-hammer impacted shoes for ramming stone-sett paving; Hand-actuated ramming or tamping machines, e.g. tampers with manually hoisted dropping weight
- E01C19/38—Power-driven rammers or tampers, e.g. air-hammer impacted shoes for ramming stone-sett paving; Hand-actuated ramming or tamping machines, e.g. tampers with manually hoisted dropping weight with means specifically for generating vibrations, e.g. vibrating plate compactors, immersion vibrators
Abstract
The invention discloses a pavement tamping device capable of changing force application strength for civil engineering construction, which comprises a supporting transverse plate, wherein a fixed rod frame is arranged on the supporting transverse plate, a pushing transverse plate with the side edge in sliding connection with the rod wall is arranged on the inner side of the fixed rod frame, the lower end of a connecting rod is hinged with a rotating disk through a connecting through hole arranged on the rotating disk, a plurality of connecting through holes are arranged on the rotating disk, the distances between the connecting through holes and the circle center of the rotating disk are unequal, adjusting screws rotationally connected with the supporting transverse plate are arranged at four corners of the supporting transverse plate, the spiral directions of two ends of the lower side of each adjusting screw are opposite, two spiral connecting sleeves matched with the adjusting screws are arranged on the lower side of each adjusting screw, and the side walls of the two spiral connecting sleeves are respectively and fixedly connected with. The device makes things convenient for the road surface to tamp, and is easy and simple to handle, can change application of force intensity adaptation different road surfaces, stable in structure during the tamping, and convenient the removal, and the practicality is stronger.
Description
Technical Field
The invention relates to the technical field of civil engineering, in particular to a pavement tamping device capable of changing force application strength for civil engineering construction.
Background
Civil Engineering (English) is a general name of scientific technology for building various Engineering facilities. It refers to both the materials, equipment used and the technical activities carried out such as surveying, designing, construction, maintenance, repair, etc., as well as the objects of engineering construction. I.e. various engineering facilities, such as houses, roads, railways, pipes, tunnels, bridges, canals, dams, ports, power stations, airports, ocean platforms, water supply and drainage and protection projects, which are built on or under the ground, on the land or in water, and serve for human life, production, military affairs and scientific research directly or indirectly. The bearing capacity of the road surface is enhanced by tamping the road surface in civil engineering, and the conventional tamping device is heavy, inconvenient to move, unchangeable in construction force of tamping and incapable of adapting to the tamping of the road surface with different strengths.
Disclosure of Invention
The invention aims to provide a pavement tamping device capable of changing the force application strength for civil engineering construction, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a pavement tamping device capable of changing force application strength for civil engineering construction comprises a supporting transverse plate, wherein a fixing rod frame is arranged on the supporting transverse plate, a pushing transverse plate is arranged on the inner side of the fixing rod frame, the lateral side of the pushing transverse plate is in sliding connection with the rod wall of the fixing rod frame, the upper end face of the pushing transverse plate is connected with the rod wall at the top of the fixing rod frame through a tamping spring, the lower end face of the pushing transverse plate is fixedly connected with a plurality of tamping push rods penetrating through the supporting transverse plate, a tamping pressing plate is arranged on the lower side of the supporting transverse plate, the pavement tamping device is characterized in that the upper end face of the tamping pressing plate is connected with the bottom ends of the tamping push rods through a fastening mechanism, a driving motor and a rotating transverse shaft are respectively arranged on two sides of the supporting transverse plate, the driving motor and the rotating transverse shaft are both connected, the two transmission rod shafts are respectively provided with a transmission gear, the output shaft of the driving motor and the rotating cross shaft are respectively provided with an incomplete gear, the two incomplete gears are respectively meshed with the two transmission gears in an intermittent manner, the two transmission rod shafts are respectively provided with a rotating disc, the rod walls on the two sides of the fixed rod frame are respectively provided with a deflector rod with the middle part hinged with the fixed rod frame, the upper end of the deflector rod is connected with the lower end surface of the pushing transverse plate through a sliding hinge mechanism, the lower ends of the two deflector rods are respectively hinged with a connecting rod, the lower end of the connecting rod is hinged with the rotating disc through a connecting through hole arranged on the rotating disc, the connecting through holes on the rotating disc are multiple, the distances between the connecting through holes and the circle center of the rotating disc are different, the four corners of the supporting transverse plate are respectively provided with an, adjusting screw downside is provided with two matched with spiral connection covers with it, and two spiral connection cover lateral walls are fixedly connected with connecting sleeve pole and installation pole frame respectively, removal gyro wheel is installed to installation pole frame bottom, be provided with on the connecting sleeve pole with it and rotate the soil dead lever of inserting of being connected, soil dead lever top is provided with the gear shaft of coaxial line with it, the gear shaft meshes with the rotating gear who sets up on adjusting screw upper end shaft section mutually.
As a further scheme of the invention: the fastening mechanism comprises a plurality of fixing studs arranged on the upper end face of the tamping pressing plate and a spiral fixing sleeve arranged on the bottom end of the tamping push rod, the spiral fixing sleeve is rotatably connected with the bottom end of the tamping push rod, and the fixing studs are connected with the corresponding spiral fixing sleeve in a threaded fit mode.
As a still further scheme of the invention: the transmission mechanism comprises two transmission chain wheels which are respectively arranged on an output shaft of the driving motor and a rotating transverse shaft, and the two transmission chain wheels are connected through a transmission chain meshed with the transmission chain wheels.
As a still further scheme of the invention: the number of teeth of the incomplete gear is less than the number of teeth of the transmission gear.
As a still further scheme of the invention: the sliding hinge mechanism comprises a connecting sliding groove arranged on the lower end face of the pushing transverse plate and a connecting sliding block arranged in the connecting sliding groove and connected with the connecting sliding groove in a sliding mode, and the connecting sliding block is hinged to the upper end of the shifting rod.
As a still further scheme of the invention: and a rotating disc is arranged at the top end of the adjusting screw rod.
As a still further scheme of the invention: the upper side of the mounting rod frame is connected with the lower end face of the supporting transverse plate through a limiting telescopic rod.
Compared with the prior art, the invention has the beneficial effects that: the driving motor drives the rotating cross shaft to rotate in the same direction through the transmission mechanism, the output shaft of the driving motor and the rotating cross shaft are respectively and intermittently meshed with the two transmission gears through the two incomplete gears to enable the two transmission rod shafts to intermittently rotate, when the incomplete gears are meshed with the transmission gears, the two transmission rod shafts rotate to drive the rotating disc to rotate, the rotating disc drives the lower end of the shifting rod to incline downwards through the connecting rod, so that the upper end of the shifting rod pushes the transverse plate to compress the tamping spring upwards, and when the incomplete gears are disengaged from the transmission gears, the transverse plate is pushed to enable the tamping pressing plate to move downwards quickly under the action of the rebound force of the tamping spring to tamp the pavement, the hinging position of the lower end of the connecting rod and the end face of the rotating disc can be adjusted through a plurality of connecting through holes, and the angle of the shifting rod to incline downwards, thereby the displacement that promotes diaphragm rebound is different so the tamping spring bounce is different, thereby can change the application of force intensity that the tamping clamp plate tamped the road surface and construct in order to adapt to different road surfaces, and rotate adjusting screw through the rolling disc, adjusting screw's rotation makes connecting sleeve pole and installation pole frame reciprocate through two spiral connecting sleeves with it matched with, when connecting sleeve pole moves down, installation pole frame rebound, connecting sleeve pole drives and inserts native dead lever and move down cooperation adjusting screw and rotate and drive and insert native dead lever and rotate and make and insert native dead lever and conveniently insert the internal fixation device of fixing in order to guarantee its stability, and installation pole frame rebound, connecting sleeve pole rebound, insert native dead lever and break away from the road surface, and the removal gyro wheel contacts ground, thereby convenient the removal. The device makes things convenient for the road surface to tamp, and is easy and simple to handle, can change application of force intensity adaptation different road surfaces, stable in structure during the tamping, and convenient the removal, and the practicality is stronger.
Drawings
FIG. 1 is a schematic structural view of a road surface tamping device for civil engineering construction with changeable force application strength.
Fig. 2 is a schematic view showing a partially enlarged structure of a road surface compacting device for civil engineering construction, the force application strength of which can be changed.
Wherein: the device comprises a supporting transverse plate 1, a fixing rod frame 2, a pushing transverse plate 3, a tamping push rod 4, a fixing stud 5, a spiral fixing sleeve 6, a tamping spring 7, a shifting rod 8, a driving motor 9, a driving chain wheel 10, a driving chain 11, an incomplete gear 12, a driving rod shaft 13, a driving gear 14, a rotating disc 15, a connecting rod 16, a connecting through hole 17, a connecting chute 18, a connecting slide block 19, a tamping press plate 20, an adjusting screw 21, a rotating disc 22, a rotating gear 23, a gear shaft 24, a soil-inserting fixing rod 25, a spiral connecting sleeve 26, a connecting sleeve rod 27, a moving roller 28, a limiting telescopic rod 29, a mounting rod frame 30 and a rotating transverse shaft 31.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, in the embodiment of the present invention, a pavement tamping device capable of changing force application strength for civil engineering construction comprises a supporting transverse plate 1, a fixing rod frame 2 is arranged on the supporting transverse plate 1, a pushing transverse plate 3 with a side slidably connected with a rod wall is arranged on the inner side of the fixing rod frame 2, the upper end surface of the pushing transverse plate 3 is connected with the top rod wall of the fixing rod frame 2 through a tamping spring 7, the lower end surface of the pushing transverse plate 3 is fixedly connected with a plurality of tamping push rods 4 penetrating through the supporting transverse plate 1, a tamping press plate 20 is arranged on the lower side of the supporting transverse plate 1, the upper end surface of the tamping press plate 20 is connected with the bottom ends of the tamping push rods 4 through a fastening mechanism, the fastening mechanism comprises a plurality of fixing studs 5 arranged on the upper end surface of the tamping press plate 20 and a spiral fixing sleeve 6 arranged on the bottom ends of the tamping push rods 4, the spiral fixing sleeve 6 is, the plurality of fixing studs 5 are in threaded fit connection with corresponding spiral fixing sleeves 6, the arrangement of a fastening mechanism can enable the tamping pressing plate 20 to be detachable and replaceable, two sides of the supporting transverse plate 1 are respectively provided with a driving motor 9 and a rotating transverse shaft 31, the driving motor 9 and the rotating transverse shaft 31 are both connected with the upper end face of the supporting transverse plate 1 through fixing frames, an output shaft of the driving motor 9 is connected with the rotating transverse shaft 31 through a transmission mechanism, the transmission mechanism comprises two transmission chain wheels 10 which are respectively arranged on the output shaft of the driving motor 9 and the rotating transverse shaft 31, the two transmission chain wheels 10 are connected through transmission chains 11 which are meshed with the transmission chain wheels, transmission rod shafts 13 are also arranged on the two fixing frames, transmission gears 14 are respectively arranged on the two transmission rod shafts 13, incomplete gears 12 are respectively arranged on the output shaft of the driving motor 9 and the rotating transverse shaft 31, and the two incomplete gears, the number of teeth of the incomplete gear 12 is less than that of teeth of the transmission gear 14, the two transmission rod shafts 13 are provided with rotating discs 15, rod walls on two sides of the fixed rod frame 2 are provided with shifting rods 8 with middle parts hinged with the shifting rods 8, the upper ends of the shifting rods 8 are connected with the lower end face of the pushing transverse plate 3 through sliding hinge mechanisms, each sliding hinge mechanism comprises a connecting sliding groove 18 arranged on the lower end face of the pushing transverse plate 3 and a connecting sliding block 19 arranged in the connecting sliding groove 18 and connected with the connecting sliding groove in a sliding manner, the connecting sliding block 19 is hinged with the upper end of the shifting rod 8, the lower ends of the two shifting rods 8 are hinged with connecting rods 16, the lower ends of the connecting rods 16 are hinged with the rotating discs 15 through connecting through holes 17 arranged on the rotating discs 15, the connecting through holes 17 on the rotating discs 15 are multiple, and the distances between the, support 1 four corners department of diaphragm all to be provided with adjusting screw 21 of being connected with it rotation, adjusting screw 21 downside both ends spiral opposite direction, adjusting screw 21 downside is provided with two matched with spiral connection cover 26 with it, and two spiral connection cover 26 lateral walls are fixedly connected with connecting sleeve rod 27 and installation pole frame 30 respectively, and installation pole frame 30 upside is connected with support diaphragm 1 lower terminal surface through injecing telescopic link 29, removal gyro wheel 28 is installed to installation pole frame 30 bottom, be provided with the soil inserting dead lever 25 of being connected with it rotation on the connecting sleeve rod 27, soil inserting dead lever 25 top is provided with the gear shaft 24 of coaxial line with it, gear shaft 24 meshes with the rotating gear 23 who sets up on adjusting screw 21 upper end axial segment, adjusting screw 21 top is provided with rolling disc 22.
The working principle of the invention is as follows: the driving motor 9 drives the rotating transverse shaft 31 to rotate in the same direction through the transmission mechanism, the output shaft of the driving motor 9 and the rotating transverse shaft 31 are respectively and intermittently meshed with the two transmission gears 14 through the two incomplete gears 12, so that the two transmission shaft shafts 13 intermittently rotate, when the incomplete gears 12 are meshed with the transmission gears 14, the two transmission shaft shafts 13 rotate to drive the rotating disc 15 to rotate, the rotating disc 15 drives the lower end of the driving rod 8 to incline downwards through the connecting rod 16, so that the transverse plate 3 is pushed to upwards compress the tamping spring 7 by the upper end of the driving rod 8, and when the incomplete gears 12 are disengaged from the transmission gears 14, the transverse plate 3 is pushed to enable the tamping pressure plate 20 to move downwards quickly under the action of the rebound force of the tamping spring 7 to tamp the pavement, the hinged position of the lower end of the connecting rod 16 and the end face of the rotating disc 15 can be adjusted through the plurality of connecting through holes 17, so that the distance between Meanwhile, the driving lever 8 has different downward inclination angles, so that the tamping springs 7 have different resilience due to different upward displacement of the transverse plate 3, thereby changing the force application strength of the tamping pressing plate 20 for tamping the road surface to adapt to different road surface constructions, the adjusting screw 21 is rotated by the rotating disc 22, the connecting sleeve rod 27 and the mounting rod frame 30 are moved up and down by the rotation of the adjusting screw 21 through the two spiral connecting sleeves 26 matched with the adjusting screw, when the connecting sleeve rod 27 moves down, the mounting rod frame 30 moves up, the connecting sleeve rod 27 drives the soil-inserting fixing rod 25 to move down to match with the adjusting screw 21 to rotate to drive the soil-inserting fixing rod 25 to rotate so that the soil-inserting fixing rod 25 is conveniently inserted into the soil to fix the device to ensure the stability, the mounting rod frame 30 moves down, the connecting sleeve rod 27 moves up, the soil-inserting fixing rod 25 is separated from the road surface, and the moving roller 28 contacts the ground, thereby facilitating movement.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The pavement tamping device capable of changing force application strength for civil engineering construction comprises a supporting transverse plate (1), wherein a fixing rod frame (2) is arranged on the supporting transverse plate (1), a pushing transverse plate (3) with an edge side in sliding connection with a rod wall of the fixing rod frame (2) is arranged on the inner side of the fixing rod frame (2), the upper end face of the pushing transverse plate (3) is connected with the top rod wall of the fixing rod frame (2) through a tamping spring (7), a plurality of tamping push rods (4) penetrating through the supporting transverse plate (1) are fixedly connected with the lower end face of the pushing transverse plate (3), a tamping pressing plate (20) is arranged on the lower side of the supporting transverse plate (1), the upper end face of the tamping pressing plate (20) is connected with the bottom end of the tamping push rods (4) through a fastening mechanism, a driving motor (9) and a rotating transverse shaft (31) are respectively arranged on two sides of the supporting transverse plate (1), and the driving motor (9) and the rotating transverse shaft (31) are, an output shaft of a driving motor (9) is connected with a rotating transverse shaft (31) through a transmission mechanism, transmission shaft shafts (13) are further installed on the two fixing frames, transmission gears (14) are arranged on the two transmission shaft shafts (13), incomplete gears (12) are arranged on the output shaft of the driving motor (9) and the rotating transverse shaft (31), the two incomplete gears (12) are respectively and intermittently meshed with the two transmission gears (14), rotating discs (15) are arranged on the two transmission shaft shafts (13), shifting rods (8) with middle parts hinged with the shifting rods are arranged on the rod walls on the two sides of the fixing rod frame (2), the upper ends of the shifting rods (8) are connected with the lower end face of a pushing transverse plate (3) through a sliding hinge mechanism, connecting rods (16) are hinged to the lower ends of the two shifting rods (8), and the lower ends of the connecting rods (16) are hinged with the rotating discs (15) through connecting through holes (17) formed in, a plurality of connecting through holes (17) are arranged on the rotating disc (15), the distances between the connecting through holes (17) and the circle center of the rotating disc (15) are different, the four corners of the supporting transverse plate (1) are respectively provided with an adjusting screw rod (21) which is rotationally connected with the supporting transverse plate, the spiral directions of two ends of the lower side of the adjusting screw rod (21) are opposite, two spiral connecting sleeves (26) matched with the adjusting screw rod are arranged on the lower side of the adjusting screw rod (21), the side walls of the two spiral connecting sleeves (26) are respectively and fixedly connected with a connecting sleeve rod (27) and an installation rod frame (30), the bottom end of the mounting rod frame (30) is provided with a movable roller (28), the connecting loop rod (27) is provided with a soil inserting fixed rod (25) which is rotatably connected with the connecting loop rod, the top end of the soil-inserting fixing rod (25) is provided with a gear shaft (24) coaxial with the soil-inserting fixing rod, the gear shaft (24) is meshed with a rotating gear (23) arranged on the upper end shaft section of the adjusting screw rod (21).
2. The pavement ramming device with changeable force application intensity for civil engineering construction according to claim 1, characterized in that the fastening mechanism comprises a plurality of fixing studs (5) disposed on the upper end face of the ramming pressure plate (20) and a spiral fixing sleeve (6) disposed on the bottom end of the ramming push rod (4), the spiral fixing sleeve (6) is rotatably connected with the bottom end of the ramming push rod (4), and the plurality of fixing studs (5) are in threaded fit connection with the corresponding spiral fixing sleeve (6).
3. The variable force application intensity road surface tamping device for civil engineering construction according to claim 1, wherein the transmission mechanism comprises two transmission sprockets (10) respectively provided on the output shaft of the driving motor (9) and the rotating transverse shaft (31), the two transmission sprockets (10) being connected by a transmission chain (11) engaged therewith.
4. The variable force intensity pavement tamper for civil engineering works according to claim 1, characterized in that the number of teeth of the partial gear (12) is smaller than that of the transmission gear (14).
5. The pavement tamping apparatus with changeable force application intensity for civil engineering construction according to claim 1, wherein the sliding hinge mechanism comprises a connecting slide groove (18) provided on the lower end surface of the push cross plate (3) and a connecting slide block (19) provided in the connecting slide groove (18) and slidably connected therewith, the connecting slide block (19) being hinged to the upper end of the shift lever (8).
6. The variable force intensity pavement tamper for civil engineering construction according to claim 1, characterized in that the adjusting screw (21) is provided at its tip with a rotating disc (22).
7. The variable force intensity pavement tamper device for civil engineering construction according to claim 1, characterized in that the upper side of the mounting bar frame (30) is connected with the lower end surface of the supporting cross plate (1) through a limiting telescopic bar (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810335310.7A CN108643008B (en) | 2018-04-16 | 2018-04-16 | Civil engineering construction is with road surface tamping device that can change application of force intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810335310.7A CN108643008B (en) | 2018-04-16 | 2018-04-16 | Civil engineering construction is with road surface tamping device that can change application of force intensity |
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| Publication Number | Publication Date |
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| CN108643008A CN108643008A (en) | 2018-10-12 |
| CN108643008B true CN108643008B (en) | 2020-06-16 |
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| CN201810335310.7A Active CN108643008B (en) | 2018-04-16 | 2018-04-16 | Civil engineering construction is with road surface tamping device that can change application of force intensity |
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| CN111188246B (en) * | 2020-01-16 | 2021-10-15 | 福建省兴岩建设集团有限公司 | Road construction is with flat device that shakes convenient to adjust |
| CN111996877A (en) * | 2020-08-19 | 2020-11-27 | 安徽伟基基础工程有限公司 | Ground leveling device for foundation construction |
| CN112459040B (en) * | 2020-11-17 | 2022-11-18 | 中建二局第二建筑工程有限公司 | High-stability rammer compactor for building construction |
| CN112482351A (en) * | 2020-11-17 | 2021-03-12 | 谢洁萍 | Reciprocating type building tamping system |
| CN112520318B (en) * | 2020-11-27 | 2022-04-22 | 合肥浩普智能装备科技有限公司 | Layered positioning device for palletizing robot |
| CN112726337B (en) * | 2020-12-28 | 2022-09-13 | 哈尔滨市阿城区兴盛腻子粉厂 | Sand and soil layer compaction device |
| CN113550206B (en) * | 2021-08-13 | 2023-05-23 | 深圳市金世纪工程实业有限公司 | Road bridge pavement construction device and method thereof |
| CN114402719A (en) * | 2022-03-07 | 2022-04-29 | 陈海芳 | Soil tamping device for garden engineering |
| CN114737447A (en) * | 2022-05-20 | 2022-07-12 | 汪新彬 | Well circumference compaction device for highway construction |
| CN116252384B (en) * | 2023-05-15 | 2023-07-14 | 佛山市穗鑫建材有限公司 | Triplex soil compacting equipment and use method |
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| CN2403819Y (en) * | 2000-02-02 | 2000-11-01 | 毕可援 | Internal combustion impact rammer |
| CN101438008A (en) * | 2005-06-24 | 2009-05-20 | 威克建设设备有限公司 | Soil compacting device with automatic or operator-intuitive adjustment of the advance vector |
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Effective date of registration: 20200520 Address after: 1910, Taibang science and technology building, No. 16, Gaoxin South 6th Road, high tech Zone, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Applicant after: GUANGDONG JINXIN ROAD AND BRIDGE Co.,Ltd. Address before: 215000 Room 608, 89 ideal home, Huqiu District, Suzhou, Jiangsu. Applicant before: Wei Yan |
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Address after: 518000 1910, Taibang science and technology building, 16 Gaoxin South 6th Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Jinxin Urban Construction Co.,Ltd. Address before: 518000 1910, Taibang science and technology building, 16 Gaoxin South 6th Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: GUANGDONG JINXIN ROAD AND BRIDGE Co.,Ltd. |
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Effective date of registration: 20221014 Address after: Room 2003, 20th Floor, Unit 1, Guorui City (Boshi Garden), No. 10 Dayingshan 1st Road, Meilan District, Haikou City, Hainan Province, 570100 Patentee after: ZHONGJI CITY CONSTRUCTION Co.,Ltd. Address before: 518000 1910, Taibang science and technology building, 16 Gaoxin South 6th Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Jinxin Urban Construction Co.,Ltd. |
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