CN103979383A - Multi-layer lifting platform for building construction - Google Patents
Multi-layer lifting platform for building construction Download PDFInfo
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- CN103979383A CN103979383A CN201410176504.9A CN201410176504A CN103979383A CN 103979383 A CN103979383 A CN 103979383A CN 201410176504 A CN201410176504 A CN 201410176504A CN 103979383 A CN103979383 A CN 103979383A
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- 238000009435 building construction Methods 0.000 title abstract description 4
- 230000013011 mating Effects 0.000 claims description 12
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- 241000282326 Felis catus Species 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 230000001012 protector Effects 0.000 claims description 6
- 238000003032 molecular docking Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 41
- 239000000463 material Substances 0.000 abstract description 21
- 238000005034 decoration Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 230000032258 transport Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 241001347978 Major minor Species 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The invention provides a multi-layer lifting platform, which is suitable for construction of building bodies and external decorations, and can change the situation that two different types of operation facilities are required in the existing construction process of building bodies and external decoration. The multi-layer lifting platform for building construction is characterized by comprising a vertical column, a sleeve frame and an operation platform, wherein the sleeve frame can vertically run along the vertical column, the operation platform is connected with the sleeve frame, the vertical column is connected with a building through a framework attaching to wall at the specified interval, and a lifter is arranged on the vertical columns, is independent from the operation platform, and can run between the ground and the operation platform at a high speed. The lifter is matched with the building construction lifting platform to form the system, so as to convey personnel and materials. The system can provide the operation platform for the construction personnel, convey the construction personnel and materials to the operation platform, and have the significance on improving the construction efficiency and eliminating the safety hidden hazards.
Description
Technical field
The present invention relates to a kind of multiple layer up-down platform of building body and outer decoration construction and supporting elevator system and method for work thereof with it of being applicable to.
Background technology
Building operation is divided into main body construction and internal and external ornament two stages of construction, and at present in the main body construction stage, multilayer and low-rise building generally adopt floor type scaffold, and skyscraper generally adopts overhanging scaffold.Attached lifting scaffold is owing to setting up complexity, and only in more than 50 meters high-building construction, part adopts, and due to lifting action complicated operation, can not segmentation lifting etc. reason, can not be applied to building external decoration work progress.After main body construction binds, above-mentioned scaffold need to be removed, then adopt aerial work basket to carry out building external decoration construction.Therefore, current domestic a kind of safe and reliable operation facility or equipment that can be applicable to main body construction, can be applied to again building external decoration construction simultaneously that still do not have.Work progress need to be installed and used two kinds of different operation facilities, and cost is large, efficiency is low.
There is company to introduce electronic construction lifting platform from external, provide a people or many people to work simultaneously thereon.As shown in Figure 1: platform structure adopts individual layer platform, workmen can only be in an aspect operation of building; As shown in Figure 2: attended operation platform along the stock of column operation adopt that 6 rollers only contact with 2 main limbs of column, column power transmission point less, poor rigidity, cause going up most a cantilever height more than attachment point and be restricted; As shown in Figure 3: cantilever height has just surpassed 2 floor heights of building.The spacing of general operation platform wall-attached frame is just 2 floor heights, when building main body construction, concrete main body structure particularly, needs regular hour maintenance.If service platform cantilever height has just surpassed 2 floor heights of building, just cannot in the agent structure that does not reach curing cycle, wall-attached frame be installed, so this type of electronic construction lifting platform can not adapt to the requirement in main body construction stage, can only construct for building external decoration at present.Because cost is high, in the building external decoration stage, use and cannot compete with aerial work basket economy separately simultaneously, in engineering, seldom use at present.
At present in building operation, operating personal and required material transport main employing building hoist and tower machine.In the main body construction stage, personnel and material need to first be transported in building or the scope of operation, then by rehandling, have bad luck on scaffold or service platform; Decoration stage outside, general tower machine is removed, transporting of personnel and material can only be leaned on building hoist, especially outside, decorate material used, need to be introduced into interior of building, rehandling is to scaffold or service platform again, had a strong impact on operating efficiency, increased workman labour intensity, there is potential safety hazard.
Summary of the invention
The present invention is in order to overcome the deficiency of above technology, a kind of multiple layer up-down platform has been proposed, make it to be not only applicable to building main body construction, but also can be applied to outer decoration construction simultaneously, can change the present situation that current building body and outer decoration work progress need to be installed and used two kinds of different work facilities.The present invention proposes a kind of and building operation lifting table supporting and form the elevator of the personnel that the transport material of system, this system can provide workmen's service platform, simultaneously workmen and material can be transported to service platform, to improving operating efficiency, eliminate safe hidden trouble significant.
The present invention realizes by following measures:
A kind of building operation multiple layer up-down plateform system, it is characterized in that: comprise column, the stock that can move up and down along column and be connected to the service platform on stock, column is connected with building every an intersegmental distance by wall-attached frame, above column, be also equipped be independent of service platform can be between ground and service platform the elevator of high-speed cruising.
According to described building operation multiple layer up-down plateform system, described elevator adopts two main limbs of six elevator rollers and column outside to contact, and elevator is provided with fall protector.
According to described building operation multiple layer up-down plateform system, the described service platform that is connected to adopts four main limb uniform contact of eight rollers and column along the stock of column operation;
Described service platform comprises upper strata main operation platform and is suspended on the auxiliary platform below upper strata main operation platform, on auxiliary platform, be provided with arrangement for adjusting height, arrangement for adjusting height comprises two steel pipes that connect together, and steel pipe passes two steel pipes by set pin and fixes.
According to described building operation multiple layer up-down plateform system, on the stock of upper strata main operation platform, be provided with suspension rod, there is the mating operation platform docking with elevator in upper strata main operation platform outside, pilot bar to downward-extension is installed on mating operation platform, the cat ladder protruding upward is housed on elevator, on upper strata main operation platform, is also mounted with detouchable cat ladder;
Service platform limit switch and limit switch assembly are installed on described service platform, and service platform is provided with the service platform collision block stretching out downwards, and elevator collision block is installed on elevator, and elevator limit switch and limit switch assembly are installed on elevator.
The present invention mainly contains following characteristics:
1, be not only applicable to building main body construction, but also can be applied to the operation of outer decoration construction simultaneously;
2, adopt multilayer service platform scheme, as required, workmen can be simultaneously in individual layer, upper and lower two-layer or tri-level construction scope of operation operation, the installation of large form supporting and building industrialization component end item while being particularly suitable for main body construction;
3, adopt the structure that hangs auxiliary platform 6 at main platform, stressed more rationally, structure is lighter and handier, makes safety monitoring system more succinct reliably simultaneously;
4, the diff-H between multilayer platform can be according to different floor gaps apart from adjusting;
5, this system adopts and is independent of elevator service platform, can high-speed cruising.Except providing workmen's service platform, can utilize equipment of itself simultaneously, complete efficiently the transhipment of workmen and material, solved and utilized other preparation of construction to transport in the past, need a difficult problem for secondary transhipment;
6, this system possesses the failure-free of improving safety monitoring system.When elevator and service platform approach, the first operation of system for stopping elevators, then starts platform and declines, and possesses ramp to stop, prevents the function of collision, and make it to reach transhipment state;
7, reach after transhipment state, this system possesses the escape way of a kind of personnel from elevator to service platform;
8, reach after transhipment state, utilize and be arranged on the suspension rod on service platform, the material in handling elevator;
9, the present invention particularly uses in high-rise building at skyscraper, can increase substantially the operating efficiency of CONSTRUCTION OPERATIONS platform, has strengthened the feasibility that CONSTRUCTION OPERATIONS platform is promoted the use of.
Accompanying drawing explanation
Fig. 1 is conventional monolayers service platform schematic diagram.
Fig. 2 is conventional monolayers service platform stock and the main limb contact structures of column schematic diagram.
Fig. 3 is that individual layer service platform is gone up a cantilever height schematic diagram more than attachment point most.
Fig. 4 is major-minor structure pattern multilayer service platform schematic diagram.
Fig. 5 is that CONSTRUCTION OPERATIONS platform and personnel's material transport elevator system front view.
Fig. 6 service platform partial top view.
Fig. 7 is multilayer service platform stock and the main limb contact structures of column schematic diagram.
Fig. 8 is that multilayer service platform is gone up a cantilever height schematic diagram more than attachment point most.
Fig. 9 is auxiliary platform hanging rod member arrangement for adjusting height schematic diagram.
Figure 10 is building operation lifting operation platform birds-eye view.
Figure 11 personnel material transports elevator system birds-eye view.
Figure 12 is the B part enlarged view of Figure 10.
Figure 13 is CONSTRUCTION OPERATIONS platform and personnel's material elevator system front view.
In figure, 1, column; 2, stock; 3, upper strata main operation platform; 4, wall-attached frame; 5, building; 6, auxiliary platform; 7, suspension rod; 8, cat ladder; 9, elevator; 10, mating operation platform; 11, arrangement for adjusting height; 12, elevator roller; 13, anti-falling elevator protector; 14, service platform limit switch and limit switch assembly; 15, service platform collision block; 16, elevator collision block; 17, elevator limit switch and limit switch assembly; 18, pilot bar; 19, charge basket.
The specific embodiment
The present invention is applicable to the multiple layer up-down platform of building body and exterior construction and supporting elevator with it, comprise the column 1, the stock 2 that can move up and down along column 1 that adopt attaching frame to be connected and fixed with building, be connected to main platform and the auxiliary platform 6 being connected by adjustable rod on stock 2, also comprise and be independent of elevator 9 lifting table, can high-speed cruising.This elevator utilizes the column 1 of lifting table operation as track, transports personnel's material between ground and platform.
The present invention also comprises stock 2 a kind of four sides shroud ring, that attended operation platform moves along column 1, as shown in Figure 6.Stock 2 adopts four main limb uniform contact of eight rollers and column 1, has eliminated the defect (as shown in Figure 2) that external electronic construction lifting platform stock adopts six rollers only to contact with two main limbs of column.The present invention strengthen simultaneously column cross section, improved the rigidity of column 1, more than 4 cantilever height can surpass three building storey heights at wall-attached frame to make column 1, guaranteed the wall-attached frame spacing of two floor heights in main body construction process, to realizing service platform, can be applicable to building main body construction, can be applied to outer decoration construction again simultaneously and played key role, as shown in Figure 7.Therefore, the present invention can be applicable to building body and outer decoration construction simultaneously.
Multilayer service platform of the present invention hangs the version of one deck or two-layer auxiliary platform 6.First, from structure stress more rationally, structure is lighter and handier, from heavy and light; Secondly, can only on upper strata main operation platform 3, sensor be set, just can detect the load parameter on multilayer platform, as shown in Figure 4.
As shown in Figure 9: under the main platform of the present invention, hang auxiliary platform 6, on connection suspension rod, be provided with arrangement for adjusting height 11, can according to the floor height of building, before platform is installed, adjust the spacing of multilayer platform, adapt to better workmen and at multilayer operation side, operate simultaneously.
A kind of elevator 9 lifting table, can high-speed cruising that is independent of is also equipped with in the present invention.This elevator 9 utilizes the track of the column 1 of service platform operation, transports personnel's material between ground and service platform.Its operating mechanism's driven wheel moves along the tooth bar of installing on column 1, and anti-falling elevator protector 13 is installed.As shown in figure 11, this equipment adopts six rollers to contact with two main limbs of column 1 outside (away from building one side), can avoid the wall-attached frame 4 being in operation with column 1 to interfere, and guarantees operating steadily reliably between ground and service platform.9 liang of side direction building body directions of elevator are extended, constructability personnel dismounting wall-attached frame 4.
The present invention also installs the safety monitoring system of a set of building operation lifting operation platform and elevator system, can monitor the load carrying ability of elevator 9, and when elevator 9 and service platform approach, can realize slows down prevents the function of collision.As shown in figure 13: elevator 9 is provided with limit switch and limit switch, when Proximity operation platform, be arranged on the service platform collision block 15 stretching out on service platform downwards, contact with limit switch assembly 17 with the elevator limit switch of elevator 9, make elevator 9 out of service, prevent collision.
After elevator 9 stops, the mode of the platform of taking to decline makes itself and elevator 9 close, so that the transhipment of personnel and material; Service platform limit switch and limit switch assembly 14 are also installed on service platform, when service platform declines, the elevator collision block 16 protruding upward is installed on elevator 9, contacts with limit switch assembly 14 with service platform limit switch, cut off the power supply of platform, prevent and elevator 9 collisions.
The invention still further relates to the escape way of a kind of personnel from elevator 9 to service platform.Elevator 9 is out of service afterwards, service platform is further close, reaches the transhipment state that service platform and personnel's material transport elevator 9, and as shown in Figure 6, service platform is provided with the mating operation platform 10 docking with elevator.As shown in figure 13, have the cat ladder 8 protruding upward on elevator, at transhipment state, can arrive auxiliary platform bottom, workmen can proceed to auxiliary platform 6 by cat ladder 8.Reach after the transhipment state of building service platform and elevator 9 systems, as shown in figure 13, utilization is arranged on the suspension rod 7 on service platform, the material of slinging in filling place 19 along pilot bar 18, workmen can be on mating operation platform 10 load expect on service platform and construct.
Below in conjunction with the drawings and specific embodiments, to the multiple layer up-down platform of building body and exterior construction and the supporting elevator system with it of being applicable to of the present invention simultaneously, be described further.
With reference to accompanying drawing 4, the present invention forms multiple layer up-down service platform by column 1, the stock 2 that can move up and down along column 1, upper strata main operation platform 3, the auxiliary platform 6 of hanging under main operation platform 3.The version that multilayer service platform adopts upper strata main operation platform 3, hangs one deck or two-layer auxiliary platform 6.
With reference to accompanying drawing 7, stock 2 adopts four main limb uniform contact of 8 rollers and column 1, eliminated the defect (with reference to accompanying drawing 2) that external electronic construction lifting platform stock adopts six rollers only to contact with 1 two main limbs of column, the cross section of the column 1 simultaneously strengthening makes column, and at wall-attached frame, more than 4 cantilever height can surpass three building storey heights, guarantees wall-attached frame 4 spacing of two floor heights in main body construction process.With reference to accompanying drawing 7, the present invention can be applicable to building body and outer decoration construction simultaneously.
With reference to accompanying drawing 9, at auxiliary platform 6, connect on suspension rod and be provided with arrangement for adjusting height 11, auxiliary platform 6 hanging rod member arrangement for adjusting height 11 are to be connected together by two steel pipe sockets, on steel pipe, be installed with set pin, by regulating the degree of depth that fine steel tube inserts just can adjust the spacing of auxiliary platform 6 according to the floor height of building, adapt to better workmen and at multilayer operation side, operate simultaneously.
With reference to accompanying drawing 6, CONSTRUCTION OPERATIONS platform comprises column 1, the stock 2 moving up and down along column 1 and is connected to the upper strata main operation platform 3 on stock 2, and column 1 is often connected with building 5 across a certain distance by wall-attached frame 4.Be arranged on the stock 2 of service platform and have the suspension rod 7 that can lift goods, be arranged on the movable demountable cat ladder 8 that also has on service platform, operating personal utilizes this ladder major-minor platform up and down, is equipped with and is independent of the mating operation platform 10 docking with elevator 9 on elevator 9 service platform, can high-speed cruising and fitting operation platform on this outer column 1.
With reference to accompanying drawing 11, elevator 9 adopts six elevator rollers 12 to contact with two main limbs of column 1 outside (away from building one side), can avoid the wall-attached frame 4 being in operation with column 1 to interfere, guarantee operating steadily reliably between ground and service platform, elevator 9 driven wheels are along the tooth bar operation of installing on column 1.
With reference to accompanying drawing 13; service platform limit switch and limit switch assembly 14 are installed on service platform; the elevator collision block 16 protruding upward is installed on elevator 9; elevator limit switch and limit switch assembly 17 are installed on elevator 9; anti-falling elevator protector 13 is also installed on elevator 9, and service platform is provided with the service platform collision block 15 stretching out downwards.
A kind ofly be applicable to the multiple layer up-down platform of building body and exterior construction and installation and the using method of supporting elevator system is as follows with it simultaneously,
1) first column 1 is installed, according to using height, generally need to be adopted wall-attached frame 4 that column and building 5 are connected and fixed;
2) stock 2 is installed, stock 2 adopts four main limb uniform contact of eight rollers and column 1;
3) major-minor service platform is installed, main operation platform in upper strata hangs auxiliary platform 63 times, on connection suspension rod, is provided with arrangement for adjusting height 11, and it can, according to the floor height of building, adjust the spacing of multilayer platform before platform is installed;
4) elevator 9 is installed.Elevator 9 adopts six elevator rollers 12 to contact with 2 main limbs of column 1 outside (away from building one side), can avoid the wall-attached frame 4 being in operation with column to interfere, its operating mechanism's driven wheel is along the tooth bar high-speed cruising of installing on column 1, and anti-falling elevator protector 13 is installed;
5) suspension rod 7 that can lift goods is installed on service platform stock 2, mating operation platform 10 is installed on service platform, pilot bar 18 is installed on mating operation platform 10;
6) fitting operation platform limit switch and limit switch assembly 14, service platform collision block 15 on service platform; Elevator limit switch and limit switch assembly 17, elevator collision block 16 are installed on elevator 9.
When elevator and service platform approach, slow down, the realization of crashproof, transport function.
1) elevator 9, when Proximity operation platform, is arranged on the operator's station collision block 15 stretching out on service platform downwards and contacts with limit switch assembly 17 with elevator limit switch, makes elevator 9 out of service, prevents from colliding with service platform.
2), after elevator 9 stops, the mode of the platform of taking to decline makes itself and elevator 9 close, so that the transhipment of personnel and material; When service platform declines, elevator collision block 16 contacts with limit switch assembly 14 with service platform limit switch, and the power supply of rupturing operation platform prevents and elevator 9 collisions.
3) reach building service platform and personnel's material and transport after the transhipment state of elevator system, the cat ladder 8 on mating operation platform 10 can arrive in the cage of elevator 9, and workmen can proceed to service platform by cat ladder 8 and work.
4) reach after the transhipment state of building service platform and elevator system, utilize and be arranged on the suspension rod 7 on service platform, the material in the elevator of slinging, workmen can expect load on service platform, construct on mating operation platform 10.
Claims (4)
1. a building operation multiple layer up-down plateform system, it is characterized in that: the stock (2) that comprise column (1), can move up and down along column (1) and be connected to the service platform on stock (2), column (1) is connected with building (5) every an intersegmental distance by wall-attached frame (4), column (1) be also equipped be above independent of service platform can be between ground and service platform the elevator (9) of high-speed cruising.
2. building operation multiple layer up-down plateform system according to claim 1; it is characterized in that: described elevator (9) adopts two main limbs of six elevator rollers (12) and column (1) outside to contact, and elevator (9) is provided with fall protector (13).
3. building operation multiple layer up-down plateform system according to claim 1, is characterized in that: the described service platform that is connected to adopts four main limb uniform contact of eight rollers and column (1) along the stock (2) of column (1) operation;
Described service platform comprises upper strata main operation platform (3) and is suspended on upper strata main operation platform (3) auxiliary platform (6) below, on auxiliary platform (6), be provided with arrangement for adjusting height (11), arrangement for adjusting height (11) comprises two steel pipes that connect together, and steel pipe passes two steel pipes by set pin and fixes.
4. according to claim 1 or building operation multiple layer up-down plateform system claimed in claim 3, it is characterized in that: on the stock (2) of upper strata main operation platform (3), be provided with suspension rod (7), there is the mating operation platform (10) docking with elevator (9) in upper strata main operation platform (3) outside, pilot bar (18) to downward-extension is installed on mating operation platform (10), the cat ladder (8) protruding upward is housed on elevator (9), on upper strata main operation platform (3), is also mounted with detouchable cat ladder (8);
Service platform limit switch and limit switch assembly (14) are installed on described service platform, service platform is provided with the service platform collision block (15) stretching out downwards, elevator collision block (16) is installed on elevator (9), elevator limit switch and limit switch assembly (17) are installed on elevator (9).
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| CN201410176504.9A CN103979383B (en) | 2014-04-29 | 2014-04-29 | Building operation multiple layer up-down plateform system |
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| CN201410176504.9A CN103979383B (en) | 2014-04-29 | 2014-04-29 | Building operation multiple layer up-down plateform system |
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| CN103979383B CN103979383B (en) | 2016-03-16 |
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| CN104355077A (en) * | 2014-10-14 | 2015-02-18 | 中国十七冶集团有限公司 | Transportation device and transportation method of coke oven fire-resistant material |
| CN104495575A (en) * | 2014-12-23 | 2015-04-08 | 宁波江东晶浩正机械设备有限公司 | Low-noise building material lifting device |
| CN104555664A (en) * | 2014-12-23 | 2015-04-29 | 徐涛 | Building material lifting device with left and right position limiting sensors |
| CN104627776A (en) * | 2014-12-23 | 2015-05-20 | 宁波江东晶浩正机械设备有限公司 | Building material lifting device capable of being locked automatically |
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| CN104355077B (en) * | 2014-10-14 | 2017-03-15 | 中国十七冶集团有限公司 | A kind of conveying arrangement of the resistance to material of coke oven and transportation resources |
| CN104627786A (en) * | 2014-12-23 | 2015-05-20 | 宁波江东义旺电子科技有限公司 | Construction material lifting device |
| CN104555664A (en) * | 2014-12-23 | 2015-04-29 | 徐涛 | Building material lifting device with left and right position limiting sensors |
| CN104495575B (en) * | 2014-12-23 | 2016-08-24 | 江苏腾发建筑机械有限公司 | A kind of building material lifting device of low noise |
| CN104555664B (en) * | 2014-12-23 | 2016-09-21 | 梁蓓 | A kind of building material lifting device with left and right limit sensors |
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| CN104495575A (en) * | 2014-12-23 | 2015-04-08 | 宁波江东晶浩正机械设备有限公司 | Low-noise building material lifting device |
| CN106276549A (en) * | 2015-06-01 | 2017-01-04 | 江苏京龙工程机械有限公司 | Two-stage two-layer single-column lifting working platform |
| CN106276551A (en) * | 2015-06-01 | 2017-01-04 | 江苏京龙工程机械有限公司 | Two-layer twin columns lifting working platform |
| CN106276552A (en) * | 2015-06-01 | 2017-01-04 | 江苏京龙工程机械有限公司 | Two-stage two-layer twin columns lifting working platform |
| CN106276550A (en) * | 2015-06-01 | 2017-01-04 | 江苏京龙工程机械有限公司 | Two-layer single-column lifting working platform |
| CN106522548A (en) * | 2015-09-15 | 2017-03-22 | 马义和 | Construction machine for spot 3D printing building |
| CN106064801A (en) * | 2016-08-01 | 2016-11-02 | 申锡机械有限公司 | A kind of multilamellar construction lifting platform |
| CN107416701A (en) * | 2017-05-22 | 2017-12-01 | 无锡石油化工起重机有限公司 | The derrick crane of double lifts inside and outside installation |
| CN107128772A (en) * | 2017-07-14 | 2017-09-05 | 四川华西集团有限公司 | Construction elevator can be made to reach platform attachment structure and the connection method in working platform face |
| CN107988913A (en) * | 2017-12-12 | 2018-05-04 | 中交公局第二工程有限公司 | A kind of bridge bilayer box beam upper former method for dismounting |
| CN112065015A (en) * | 2020-08-14 | 2020-12-11 | 湖南创一机械有限公司 | Lifting platform with double-layer structure for elevator |
| CN114412156A (en) * | 2022-02-08 | 2022-04-29 | 杨荣珺 | Tower column construction internal climbing frame and construction method thereof |
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| CN103979383B (en) | 2016-03-16 |
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Denomination of invention: Multi storey lifting platform system for building construction Effective date of registration: 20221201 Granted publication date: 20160316 Pledgee: Shandong Tengzhou Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG TENGFEI CONSTRUCTION MECHANICAL ENGINEERING CO.,LTD. Registration number: Y2022980024509 |
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Denomination of invention: Multi story lifting platform system for construction Effective date of registration: 20231123 Granted publication date: 20160316 Pledgee: Shandong Tengzhou Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG TENGFEI CONSTRUCTION MECHANICAL ENGINEERING CO.,LTD. Registration number: Y2023980067074 |
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