CN107675775A - A kind of constructing device and construction method for storm sewer construction - Google Patents
A kind of constructing device and construction method for storm sewer construction Download PDFInfo
- Publication number
- CN107675775A CN107675775A CN201710841197.5A CN201710841197A CN107675775A CN 107675775 A CN107675775 A CN 107675775A CN 201710841197 A CN201710841197 A CN 201710841197A CN 107675775 A CN107675775 A CN 107675775A
- Authority
- CN
- China
- Prior art keywords
- tube coupling
- rainwater tube
- pressure sensor
- rainwater
- construction
- 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
- 238000010276 construction Methods 0.000 title claims abstract description 35
- 230000008878 coupling Effects 0.000 claims abstract description 110
- 238000010168 coupling process Methods 0.000 claims abstract description 110
- 238000005859 coupling reaction Methods 0.000 claims abstract description 110
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 claims abstract description 4
- 238000003032 molecular docking Methods 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 6
- 239000011083 cement mortar Substances 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/06—Methods of, or installations for, laying sewer pipes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
The present invention relates to a kind of constructing device and construction method for storm sewer construction, the constructing device has for being adjusted positioning to the lower rainwater tube coupling to groove in being constructed in storm sewer, so that the rainwater tube coupling of itself and leading portion aligns the adjustment platform of installation, bottom land of the adjustment working platform in construction groove, there are former and later two V-type bearings for being used for supporting rainwater tube coupling on adjustment platform, V-type bearing realizes vertical and lateral displacement under the power source of adjustment platform and transmission mechanism effect, so as to be adjusted positioning to the rainwater tube coupling supported, two support surface sides of V-type bearing have the movable rotating roller of support rainwater tube coupling.The present invention solves the problems such as storm sewer positioning hardly possible present in storm sewer construction, position inaccurate well, and drastically increases efficiency of construction and construction quality.
Description
Technical field
The present invention relates to municipal pipeline field of engineering technology, more particularly to a kind of constructing device for storm sewer construction
And construction method.
Background technology
At present in the construction of storm sewer, typically excavator combines artificial down tube, exists during down tube
Pipeline location position inaccurate, it is necessary to which artificial the problems such as repeatedly adjusting, this aspect have impact on speed of application, on the other hand
It is difficult to the requirement for meeting higher construction quality.
Therefore, the constructing device and construction method for storm sewer construction are studied, to guarantee quickly and accurately to
Concrete storm sewer is transferred and adjusts positioning, realizes that the precisely installation of storm sewer is significant.
The content of the invention
For it is mentioned above the problem of, spy of the present invention provide it is a kind of for storm sewer construction constructing device and construction
Method.
Technical scheme is as follows：
A kind of constructing device, for being adjusted positioning to the lower rainwater tube coupling to groove in being constructed in storm sewer, so that its
Installation is aligned with the rainwater tube coupling of leading portion.The constructing device for adjustment platform, the adjustment working platform construction groove bottom land,
Have on adjustment platform and be used to supporting former and later two V-type bearings of rainwater tube coupling, V-type bearing adjustment platform power source and
Transmission mechanism effect is lower to realize vertical and lateral displacement, so as to be adjusted positioning to the rainwater tube coupling supported, V-type bearing
Two support surface sides have the movable rotating roller of support rainwater tube coupling.
A kind of constructing device, for being visited in being constructed in storm sewer to the positional accuracy of adjacent rainwater tube coupling installation
Survey.The constructing device is annular pressure sensor, and annular pressure sensor is fixed in the docking port of rainwater tube coupling rear end, annular pressure sensor
Circle distribution has a pressure sensor of more than 3 on outer surface, the position of pressure sensor diametrically with it is right on rainwater tube coupling
The position of joint diametrically is adapted to be applied with ensuring that pressure sensor can sense butt joint in the installation of rainwater tube coupling
Power, annular pressure sensor at least also includes the control process unit being connected with each pressure sensor, and connection control process
The wireless communication unit of unit, annular pressure sensor are connected by wireless communication unit with hand-held device data with by each pressure sensing
The pressure data values that device measures are sent to hand-held device.
A kind of constructing device, for being fixed in being constructed in storm sewer to the rainwater tube coupling after location and installation.This is applied
Frock is set to prefabricated bearing, and the prefabricated bearing is paired with the arcwall face fixed with the stopper slot on rainwater tube coupling, prefabricated bearing
Use, the two prefabricated bearings used in pairs fix from the front and rear side of rainwater tube coupling to rainwater tube coupling respectively, prefabricated bearing
Bottom be provided with a pair of fastening through-holes, the two prefabricated bearings used in pairs are the double end spiral shells by being arranged in the fastening through-hole
What bar and the clamp nut at both ends were fixed.
A kind of construction method for storm sewer construction, constructing device used, which comprises at least, during it is constructed has described above
Platform, annular pressure sensor and prefabricated bearing are adjusted, the construction method, which comprises at least, following construction procedure：
S1, by lifting appliance by rainwater the tube coupling quickly lower V-type bearing to adjustment platform；
S2, positioned to carry out vertical and horizontal adjustment to rainwater tube coupling by adjusting platform, make rainwater tube coupling under range estimation with
The rainwater tube coupling centering to be docked；
S3, fix annular pressure sensor and annular rubber ring successively in the docking port of leading portion rainwater tube coupling；Then it is artificial to promote
Rainwater tube coupling vertically moves, and the butt joint of rainwater tube coupling is stretched into the docking port of leading portion rainwater tube coupling, observes on hand-held device
The data of each pressure sensor on the annular pressure sensor of display；When each pressure sensor data maximum difference within the specific limits
When, then it can assert the accurate positioning of rainwater tube coupling, rainwater tube coupling can now be exited and press the annular on leading portion rainwater tube coupling
Sensor and annular rubber ring unload, and promote rainwater tube coupling to be docked with leading portion rainwater tube coupling again afterwards；When each pressure sensor number
According to maximum difference exceed above range when, then the position inaccurate of rainwater tube coupling can be assert, now according to each pressure sensor
Data control the adjustment platform to be finely adjusted in corresponding orientation to rainwater tube coupling, it is to be adjusted it is good after, rainwater tube coupling is exited
And unload the annular pressure sensor and annular rubber ring on leading portion rainwater tube coupling, promote rainwater tube coupling and leading portion rainwater again afterwards
Tube coupling docks；
S4, cement mortar is smeared on the arc contact surface of prefabricated bearing, by the prefabricated bearing used in pairs the past rear side to rainwater
Tube coupling is fixed, and prefabricated bearing is pre- to two by studs and fastening bolt again after being clamped at the stopper slot of rainwater tube coupling
Bearing processed is fixed, and adjustment platform is removed into rainwater tube coupling bottom after the V-type bearing decline of finally control adjustment platform.
Beneficial effects of the present invention：The present invention solves the storm sewer positioning present in storm sewer construction well
Difficulty, the problems such as position inaccurate, and drastically increase efficiency of construction and construction quality.
Brief description of the drawings
Below according to accompanying drawing, the present invention will be described：
Accompanying drawing 1 is the structural representation of rain pipe section in embodiment 1；
Accompanying drawing 2 is the structural representation that platform is adjusted in embodiment 1；
Accompanying drawing 3 is the positive structure schematic of rubber washer in embodiment 1；
Accompanying drawing 4 is the side structure schematic diagram of rubber washer in embodiment 1；
Accompanying drawing 5 is the positive structure schematic of annular pressure sensor in embodiment 1；
Accompanying drawing 6 is the side structure schematic diagram of annular pressure sensor in embodiment 1；
Accompanying drawing 7 is the basic framework figure of annular pressure sensor in embodiment 1；
Accompanying drawing 8 is the schematic diagram for detecting rainwater tube coupling positional accuracy in embodiment 1 by annular pressure sensor；
Accompanying drawing 9 is the structural representation of prefabricated bearing in embodiment 1；
Accompanying drawing 10 is the schematic diagram that the prefabricated bearing used in pairs in embodiment 1 fixes rainwater tube coupling；
Accompanying drawing 11 is the process chart of storm sewer construction method in embodiment 1；
1 rainwater tube coupling in figure, 1-1 butt joints, 1-2 docking ports, 1-3 stopper slots, 2 adjustment platforms, 2-1 V-type bearings, 2-2 turn
Dynamic roller, 3 annular rubber rings, 4 annular pressure sensors, 4-1 pressure sensors, 5 prefabricated bearings, 5-1 arcwall faces, 5-2 fastening through-holes, 5-
3 double threaded screws, 5-4 clamp nuts, 6 lifting ropes, 7 hand-held devices.
Embodiment
With reference to specific embodiment, the present invention is further illustrated.
Embodiment 1
The embodiment has constructing device as shown in Figure 2, the constructing device be used for storm sewer construction in it is lower extremely
The rainwater tube coupling 1 of groove（As shown in Figure 1）Positioning is adjusted, so that the rainwater tube coupling of itself and leading portion aligns installation.
The constructing device is adjustment platform 2, and adjustment working platform has on the bottom land of groove of constructing, adjustment platform to be used for
Former and later two V-types bearing 2-1 of rainwater tube coupling is supported, V-type bearing is under the power source of adjustment platform and transmission mechanism effect
Vertical and lateral displacement is realized, so as to be adjusted positioning to the rainwater tube coupling supported, two support surface sides of V-type bearing have
Support the movable rotating roller 2-2 of rainwater tube coupling.
The embodiment has the constructing device as shown in Fig. 5,6,7,8, and the constructing device is used to construct in storm sewer
In to adjacent rainwater tube coupling installation positional accuracy detect.
The constructing device is annular pressure sensor 4, and the annular pressure sensor is fixed in the docking port 1-2 of rainwater tube coupling rear end,
Circle distribution has the pressure sensor 4-1 of more than 3, the position of pressure sensor diametrically on the outer surface of annular pressure sensor
It is adapted with the positions of butt joint 1-1 diametrically on rainwater tube coupling to ensure that pressure sensor can be in the installation of rainwater tube coupling
The power of butt joint application is sensed, annular pressure sensor at least also includes the control process unit being connected with each pressure sensor,
And the wireless communication unit of connection control process unit, annular pressure sensor pass through wireless communication unit and the data of hand-held device 7
Connection is sent to hand-held device with the pressure data values for measuring each pressure sensor.
The embodiment has the constructing device as shown in Fig. 9,10, and the constructing device is used in storm sewer construction to fixed
Rainwater tube coupling after the installation of position is fixed.
The constructing device is prefabricated bearing 5, and prefabricated bearing has the arcwall face fixed with the stopper slot 1-3 on rainwater tube coupling
5-1, prefabricated bearing use in pairs, and the prefabricated bearing of two used in pairs enters from the front and rear side of rainwater tube coupling to rainwater tube coupling respectively
Row fixes, and the bottom of prefabricated bearing is provided with a pair of fastening through-hole 5-2, and the two prefabricated bearings used in pairs are by being arranged in fastening
What the clamp nut 5-4 of double threaded screw 5-3 and both ends in through hole were fixed.
In the embodiment be used for storm sewer construction construction method as shown in Figure 11, its construct in constructing device used
Including at least having adjustment platform, annular pressure sensor and prefabricated bearing described above, the construction method is comprised at least to have and applied as follows
Work step is rapid：
S1, by lifting appliance with lifting rope 6 by rainwater the tube coupling quickly lower V-type bearing to adjustment platform；
S2, positioned to carry out vertical and horizontal adjustment to rainwater tube coupling by adjusting platform, make rainwater tube coupling under range estimation with
The rainwater tube coupling centering to be docked；
S3, fix annular pressure sensor and annular rubber ring 3 successively in the docking port of leading portion rainwater tube coupling；Then it is artificial to promote
Rainwater tube coupling vertically moves, and the butt joint of rainwater tube coupling is stretched into the docking port of leading portion rainwater tube coupling, observes on hand-held device
The data of each pressure sensor on the annular pressure sensor of display；When each pressure sensor data maximum difference within the specific limits
When, then it can assert the accurate positioning of rainwater tube coupling, rainwater tube coupling can now be exited and press the annular on leading portion rainwater tube coupling
Sensor and annular rubber ring unload, and promote rainwater tube coupling to be docked with leading portion rainwater tube coupling again afterwards；When each pressure sensor number
According to maximum difference exceed above range when, then the position inaccurate of rainwater tube coupling can be assert, now according to each pressure sensor
Data control the adjustment platform to be finely adjusted in corresponding orientation to rainwater tube coupling, it is to be adjusted it is good after, rainwater tube coupling is exited
And unload the annular pressure sensor and annular rubber ring on leading portion rainwater tube coupling, promote rainwater tube coupling and leading portion rainwater again afterwards
Tube coupling docks；
S4, cement mortar is smeared on the arc contact surface of prefabricated bearing, by the prefabricated bearing used in pairs the past rear side to rainwater
Tube coupling is fixed, and prefabricated bearing is pre- to two by studs and fastening bolt again after being clamped at the stopper slot of rainwater tube coupling
Bearing processed is fixed, and adjustment platform is removed into rainwater tube coupling bottom after the V-type bearing decline of finally control adjustment platform.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (4)
1. a kind of constructing device, in being constructed in storm sewer to the lower rainwater tube coupling to groove（1）Positioning is adjusted, with
The rainwater tube coupling of itself and leading portion is aligned installation, be characterised by：It is adjustment platform（2）, it is described adjustment working platform constructing
The bottom land of groove, described adjust have former and later two V-type bearings for being used for supporting rainwater tube coupling on platform（2-1）, the V-type branch
Seat realizes vertical and lateral displacement under the power source of adjustment platform and transmission mechanism effect, so as to the rain pipe supported
Section is adjusted positioning, and two support surface sides of the V-type bearing have the movable rotating roller of support rainwater tube coupling（2-2）.
A kind of 2. constructing device, for being visited in being constructed in storm sewer to the positional accuracy of adjacent rainwater tube coupling installation
Survey, be characterised by：It is annular pressure sensor（4）, docking port of the annular pressure sensor fixing in rainwater tube coupling rear end（1-2）
Interior, circle distribution has the pressure sensor of more than 3 on the outer surface of the annular pressure sensor（4-1）, the pressure sensor
Position diametrically and butt joint on rainwater tube coupling（1-1）Position diametrically is adapted to ensure that pressure sensor can
The power of butt joint application is sensed in the installation of rainwater tube coupling, the annular pressure sensor at least also includes and each pressure sensor
The control process unit of connection, and the wireless communication unit of connection control process unit, the annular pressure sensor passes through wireless
Communication unit and hand-held device（7）Data connection is sent to hand-held device with the pressure data values for measuring each pressure sensor.
3. a kind of constructing device, for being fixed in being constructed in storm sewer to the rainwater tube coupling after location and installation, feature exists
In：It is prefabricated bearing（5）, the prefabricated bearing have and the stopper slot on rainwater tube coupling（1-3）The arcwall face of fixing（5-
1）, the prefabricated bearing uses in pairs, and the prefabricated bearing of two used in pairs is respectively from the front and rear side of rainwater tube coupling to rain pipe
Section is fixed, and the bottom of the prefabricated bearing is provided with a pair of fastening through-holes（5-2）, the two prefabricated bearings used in pairs are to pass through
The double threaded screw being arranged in the fastening through-hole（5-3）And the clamp nut at both ends（5-4）Fixed.
4. a kind of construction method for storm sewer construction, constructing device used is comprised at least just like claim during it is constructed
Adjustment platform, as described in claim 2 annular pressure sensor and prefabricated branch as described in claim 3 described in 1
Seat, is characterised by：It, which is comprised at least, following construction procedure：
S1, pass through lifting appliance lifting rope（6）By on the quick lower V-type bearing to adjustment platform of rainwater tube coupling；
S2, positioned to carry out vertical and horizontal adjustment to rainwater tube coupling by adjusting platform, make rainwater tube coupling under range estimation with
The rainwater tube coupling centering to be docked；
S3, fix annular pressure sensor and annular rubber ring successively in the docking port of leading portion rainwater tube coupling（3）；Then manually push away
Dynamic rainwater tube coupling vertically moves, and the butt joint of rainwater tube coupling is stretched into the docking port of leading portion rainwater tube coupling, observes hand-held device
The data of each pressure sensor on the annular pressure sensor of upper display；When the maximum difference of each pressure sensor data is in certain limit
When interior, then the accurate positioning of rainwater tube coupling can be assert, rainwater tube coupling can now be exited and by the annular on leading portion rainwater tube coupling
Pressure sensor and annular rubber ring unload, and promote rainwater tube coupling to be docked with leading portion rainwater tube coupling again afterwards；When each pressure sensor
When the maximum difference of data exceeds above range, then the position inaccurate of rainwater tube coupling can be assert, now according to each pressure sensing
The data of device control the adjustment platform to be finely adjusted in corresponding orientation to rainwater tube coupling, it is to be adjusted it is good after, rainwater tube coupling is moved back
Go out and unload the annular pressure sensor and annular rubber ring on leading portion rainwater tube coupling, promote rainwater tube coupling and leading portion rain again afterwards
Water pipe section docks；
S4, cement mortar is smeared on the arc contact surface of prefabricated bearing, by the prefabricated bearing used in pairs the past rear side to rainwater
Tube coupling is fixed, and prefabricated bearing is pre- to two by studs and fastening bolt again after being clamped at the stopper slot of rainwater tube coupling
Bearing processed is fixed, and adjustment platform is removed into rainwater tube coupling bottom after the V-type bearing decline of finally control adjustment platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710841197.5A CN107675775B (en) | 2017-09-18 | 2017-09-18 | Construction device and construction method for rainwater pipeline construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710841197.5A CN107675775B (en) | 2017-09-18 | 2017-09-18 | Construction device and construction method for rainwater pipeline construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107675775A true CN107675775A (en) | 2018-02-09 |
| CN107675775B CN107675775B (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710841197.5A Active CN107675775B (en) | 2017-09-18 | 2017-09-18 | Construction device and construction method for rainwater pipeline construction |
Country Status (1)
| Country | Link |
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| CN (1) | CN107675775B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108532717A (en) * | 2018-04-23 | 2018-09-14 | 哈尔滨共阳科技咨询有限公司 | A kind of constructional engineering mud culvert pipe laying apparatus |
| CN113073723A (en) * | 2021-04-12 | 2021-07-06 | 新乡市市政设施维护中心 | Construction device for rainwater pipeline construction and implementation method thereof |
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| CN202015913U (en) * | 2010-08-23 | 2011-10-26 | 天津思为机器设备有限公司 | Pipeline welding and centring device |
| KR20140086508A (en) * | 2012-12-28 | 2014-07-08 | 주식회사 가나오엠 | Supporting apparatus for drainage pipe |
| CN204986013U (en) * | 2015-07-28 | 2016-01-20 | 天津泛亚科瑞成油田技术有限公司 | Petroleum pipeline support |
| CN205352581U (en) * | 2016-01-09 | 2016-06-29 | 长安大学 | Bearing installation bias voltage detection device |
| CN106759786A (en) * | 2017-01-17 | 2017-05-31 | 温州市宏泰市政园林建设有限公司 | A kind of storm sewer structure and its construction method |
-
2017
- 2017-09-18 CN CN201710841197.5A patent/CN107675775B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201109014Y (en) * | 2007-12-03 | 2008-09-03 | 青岛港（集团）有限公司 | Conduit butt-joint rapid alignment device |
| CN202015913U (en) * | 2010-08-23 | 2011-10-26 | 天津思为机器设备有限公司 | Pipeline welding and centring device |
| KR20140086508A (en) * | 2012-12-28 | 2014-07-08 | 주식회사 가나오엠 | Supporting apparatus for drainage pipe |
| CN204986013U (en) * | 2015-07-28 | 2016-01-20 | 天津泛亚科瑞成油田技术有限公司 | Petroleum pipeline support |
| CN205352581U (en) * | 2016-01-09 | 2016-06-29 | 长安大学 | Bearing installation bias voltage detection device |
| CN106759786A (en) * | 2017-01-17 | 2017-05-31 | 温州市宏泰市政园林建设有限公司 | A kind of storm sewer structure and its construction method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108532717A (en) * | 2018-04-23 | 2018-09-14 | 哈尔滨共阳科技咨询有限公司 | A kind of constructional engineering mud culvert pipe laying apparatus |
| CN113073723A (en) * | 2021-04-12 | 2021-07-06 | 新乡市市政设施维护中心 | Construction device for rainwater pipeline construction and implementation method thereof |
| CN113073723B (en) * | 2021-04-12 | 2022-09-09 | 新乡市市政设施维护中心 | Construction device for rainwater pipeline construction and implementation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107675775B (en) | 2020-08-28 |
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Address after: No. 7000 Han Yu Valley A2-4-2202 250000 in Shandong province Ji'nan City High-tech Zone by ten Applicant after: Kaifeng wisdom (Shandong Province) Municipal Engineering Co.,Ltd. Address before: No. 7000 Han Yu Valley A2-4-2202 250000 in Shandong province Ji'nan City High-tech Zone by ten Applicant before: JINAN KAIFENG MUNICIPAL ENGINEERING Co.,Ltd. |
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A construction device and construction method for rainwater pipeline construction Effective date of registration: 20210715 Granted publication date: 20200828 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Licheng sub branch Pledgor: Kaifeng wisdom (Shandong Province) Municipal Engineering Co.,Ltd. Registration number: Y2021370000088 |
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Date of cancellation: 20220507 Granted publication date: 20200828 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Licheng sub branch Pledgor: Kaifeng wisdom (Shandong Province) Municipal Engineering Co.,Ltd. Registration number: Y2021370000088 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A construction device and method for rainwater pipeline construction Effective date of registration: 20220511 Granted publication date: 20200828 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Licheng sub branch Pledgor: Kaifeng wisdom (Shandong Province) Municipal Engineering Co.,Ltd. Registration number: Y2022980005324 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Date of cancellation: 20230512 Granted publication date: 20200828 Pledgee: Jinan Rural Commercial Bank Co.,Ltd. Licheng sub branch Pledgor: Kaifeng wisdom (Shandong Province) Municipal Engineering Co.,Ltd. Registration number: Y2022980005324 |
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