CN111561139B - Method for constructing roof of fabricated building - Google Patents
Method for constructing roof of fabricated building Download PDFInfo
- Publication number
- CN111561139B CN111561139B CN201911146178.6A CN201911146178A CN111561139B CN 111561139 B CN111561139 B CN 111561139B CN 201911146178 A CN201911146178 A CN 201911146178A CN 111561139 B CN111561139 B CN 111561139B
- Authority
- CN
- China
- Prior art keywords
- platform
- constructing
- wire rope
- support
- steel wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/14—Trolley or crane travel drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/18—Scaffolds primarily resting on the ground adjustable in height
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
Abstract
The invention discloses a method for constructing a roof of an assembly type building, which comprises the following steps: the driving motor drives the screw rod to rotate through the belt and the belt wheel, and the screw rod rotates to drive the stroke nut to the leftmost side; more steel to be used is accumulated on the left side of the platform, and the travel nut pushes the support to a position far away from one end of the stair through the upright post; the two winding motors begin to unwind the steel wire rope, so that the pneumatic fingers descend, then the steel frame is clamped by the pneumatic fingers, and then the winding shaft winds the steel wire rope, so that the pneumatic fingers drive the steel frame to lift; the reciprocating operation device is used again, and the support and the standby steel frame which is hung by the steel wire rope below the support are driven to the upper surface of the lifting platform together; the building device is provided with the platform and the lifting platform, the lifting platform can be lifted as a building place, the height of the lifting platform is reduced, the integral position of a roof can be lowered, and the building work of workers can be carried out continuously.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a method for constructing a roof of an assembly type building.
Background
The steel structure building which is widely popularized in recent years has various advantages of high structural strength, good earthquake resistance, energy conservation, capability of realizing industrialized and standardized production, field assembly, convenient construction, short construction period, high area utilization rate and the like, thereby becoming the development direction of green buildings;
with the gradual development of the building industry, the roof is firstly constructed and then installed, and generally, workers directly drag steel frames and then assemble the steel frames for construction, so that the following problems exist:
1. during construction, the roof height is higher and higher along with the increase of construction time, the height of workers is insufficient, and the construction work is difficult to achieve the proper height;
2. the lifting and dragging of the steel part are both dependent on manpower, and time and labor are wasted.
Disclosure of Invention
The invention aims to provide a method for constructing an assembled building roof, which aims to solve the problems that in the prior art, the height of the roof cannot be adjusted, and lifting and dragging of steel parts are both dependent on manpower, so that time and labor are wasted.
In order to achieve the purpose, the invention provides the following technical scheme: a method of constructing a fabricated building roof, comprising the steps of:
the method comprises the following steps: the driving motor drives the screw rod to rotate through the belt and the belt wheel, and the screw rod rotates to drive the stroke nut to the leftmost side;
step two: more steel to be used is accumulated on the left side of the platform, and the travel nut pushes the support to a position far away from one end of the stair through the upright post;
step three: the two winding motors begin to unwind the steel wire rope, so that the pneumatic fingers descend, then the steel frame is clamped by the pneumatic fingers, and then the winding shaft winds the steel wire rope, so that the pneumatic fingers drive the steel frame to lift;
step four: the reciprocating operation device is used again, and the support and the standby steel frame which is hung by the steel wire rope below the support are driven to the upper surface of the lifting platform together;
step five: a worker stands on the upper surface of the projection table to perform construction work;
step six: along with the construction of the roof, the height of the lifting platform can be reduced by an operator through the scissor hydraulic lift, at the moment, the height of the roof is reduced, the construction device for the construction method can be convenient for the operator to continue upward construction work and comprises a platform, protruding platforms arranged on the front side and the rear side of the platform and the lifting platform arranged in the middle of the platform, reciprocating operation devices are arranged on the front side and the rear side of the lower portion of the inside of the platform, an upright post is arranged at the power output end of the reciprocating operation devices and penetrates through the upper surface of the platform, a support is fixed between the upper ends of the upright posts, two winding shafts are arranged inside the support, a steel wire rope is fixed on each winding shaft, and a pneumatic finger is arranged at the lower end of the steel wire rope.
Preferably, the winding motors used for driving the winding shafts to rotate forwards and backwards are mounted inside the support, and two winding motors are arranged in total.
Preferably, the upper end of the pneumatic finger is fixed with the lower end of the steel wire rope through a connecting block.
Preferably, the reciprocating device comprises two screw rods, the screw rods are arranged on two sides of the inner lower portion of the platform, travel nuts are connected to the circumference of the screw rods in a threaded mode, the end portions of the screw rods are provided with driving devices, the lower ends of the stand columns are fixed to the upper surfaces of the travel nuts, and sliding grooves are formed in the positions, corresponding to the stand columns, of the upper surface of the platform.
Preferably, the driving device comprises belt wheels, the belt wheels are fixed at the end parts of the screw rods, a belt is connected between the two belt wheels in a transmission manner, and the end parts of the screw rods are provided with driving motors used for driving the belt wheels to rotate.
Preferably, a supporting plate is installed in the platform at a position close to the lower part, and a scissor type hydraulic lift used for driving the lifting platform to lift is arranged above the supporting plate.
Preferably, the lower surface of the platform is provided with four walking wheels.
Preferably, a stair is arranged on one side of the platform.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention is provided with the platform and the lifting platform, the lifting platform can be lifted as a construction place, the roof is higher and higher along with the increase of the working time of constructing the roof, the height of the lifting platform is reduced, the integral position of the roof can be lowered until the integral position is lowered to a higher degree which is convenient to operate, so that the continuous construction work of workers is facilitated,
2. the invention is provided with a pneumatic finger which can be hoisted by a steel wire rope and can be descended and a reciprocating device which can drive the pneumatic finger to reciprocate, the pneumatic finger can clamp a required steel frame, and the reciprocating device can drag the steel frame to the lifting platform, so that the construction work of workers is facilitated.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the platform of the present invention;
FIG. 3 is a schematic view of the connection of the reciprocating device of the present invention to a column;
FIG. 4 is a schematic view of the connection of the take-up reel of the present invention.
In the figure: 1. a staircase; 2. a platform; 21. a projection table; 3. a lifting platform; 4. a chute; 5. a column; 6. a reciprocating device; 61. a screw rod; 62. a travel nut; 63. a drive device; 631. a belt; 632. a drive motor; 633. a pulley; 7. a wire rope; 8. connecting blocks; 9. a pneumatic finger; 10. a scissor hydraulic lift; 11. a support plate; 12. a support; 13. a winding motor; 14. and (7) winding the shaft.
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, in an embodiment of the present invention, a method for constructing a roof of an assembly type building includes the following steps:
the method comprises the following steps: the driving motor 632 drives the screw rod 61 to rotate through the belt 631 and the belt wheel 633, and the screw rod 61 rotates to drive the stroke nut 62 to the leftmost side;
step two: more steel to be used is accumulated on the left side of the platform 2, and the travel nut 62 pushes the bracket 12 to a position far away from one end of the stair 1 through the upright post 5;
step three: the two winding motors 13 begin to unwind the steel wire rope 7, so that the pneumatic fingers 9 descend, then the steel frame is clamped by the pneumatic fingers 9, and then the winding shaft 14 winds the steel frame, so that the pneumatic fingers 9 drive the steel frame to lift;
step four: the reciprocating device 6 is used again to drive the bracket 12 and the standby steel frame which is hung by the steel wire rope 7 below the bracket 12 to the upper surface of the lifting platform 3;
step five: a worker stands on the upper surface of the projection table 21 to perform construction work;
step six: as the roof is built higher and higher, the worker can lower the height of the lifting platform 3 through the scissor type hydraulic lift 10, and at the moment, the height of the roof is reduced, which is convenient for the worker to continue upward building work;
the construction device used by the construction method comprises a platform 2, protruding platforms 21 arranged on the front side and the rear side of the platform 2 and a lifting platform 3 arranged in the middle of the platform 2, wherein the upper surface of the lifting platform 3 is used as a place for constructing a roof, the lifting platform can be lifted, the roof is higher and higher when the roof is constructed, the height of the roof is reduced through the lifting platform 3 so as to facilitate the continuous construction work of workers, the protruding platforms 21 are used for operating the workers to stand, and fences are arranged around the edges of the protruding platforms to avoid the falling of the workers;
as shown in fig. 1 and 2, a support plate 11 is installed inside the platform 2 near the lower part, and a scissor-type hydraulic lift 10 for driving the lifting platform 3 to lift is arranged above the support plate 11, the scissor-type hydraulic lift 10 can raise and lower the height of the lifting platform 3, so that an operator can operate the roof at different heights;
as shown in fig. 1 and 2, four walking wheels are mounted on the lower surface of a platform 2, a stair 1 is arranged on one side of the platform 2, an operator can conveniently reach the upper surface of the platform 2 through the stair 1, and the walking wheels can facilitate the movement of the device;
referring to fig. 1, 2 and 3, reciprocating devices 6 are installed at the front side and the rear side of the lower portion inside the platform 2, an upright post 5 is installed at the power output end of the reciprocating device 6, the upright post 5 penetrates through the upper surface of the platform 2, the reciprocating device 6 includes two screw rods 61, the screw rods 61 are arranged on two sides of the lower portion inside the platform 2, a stroke nut 62 is connected to the circumference of the screw rod 61 in a threaded manner, a driving device 63 is arranged at the end portion of the screw rod 61, the lower end of the upright post 5 is fixed to the upper surface of the stroke nut 62, a sliding groove 4 is formed in the position, corresponding to the upright post 5, of the upper surface of the platform 2, the driving device 63 can drive the screw rod 61 to rotate, the screw rod 61 can drive the stroke nut 62 to reciprocate, and further can;
as shown in fig. 3, the driving device 63 includes belt wheels 633, the belt wheels 633 are fixed at the end of the screw rod 61, a belt 631 is connected between the two belt wheels 633 in a transmission manner, a driving motor 632 is provided at the end of the screw rod 61 to drive the belt wheels 633 to rotate, and the driving motor 632 drives the screw rod 61 to rotate through the belt 631 and the belt wheels 633;
referring to fig. 1, 3 and 4, a support 12 is fixed between the upper ends of the columns 5, two winding shafts 14 are arranged inside the support 12, two winding motors 13 for driving the winding shafts 14 to rotate forward and backward are installed inside the support 12, the number of the winding motors 13 is two, a steel wire rope 7 is fixed on each winding shaft 14, a pneumatic finger 9 is installed at the lower end of the steel wire rope 7, the upper end of the pneumatic finger 9 is fixed with the lower end of the steel wire rope 7 through a connecting block 8, the winding motors 13 can respectively drive the winding shafts 14 to wind or unwind, when the two winding shafts 14 wind or unwind simultaneously, steel is in a horizontal state, so when one of the two winding shafts winds or unwind, and the other winding shaft does not act, the steel is in an inclined state, different states can meet the steel of different construction states, and the pneumatic finger 9 can clamp the steel.
The working principle and the using process of the invention are as follows: when the device is used, the driving motor 632 drives the screw rod 61 to rotate through the belt 631 and the belt wheel 633, the screw rod 61 rotates to drive the travel nut 62 to be positioned on one side of the driving motor, more standby steel is stacked on the left side of the platform 2, the travel nut 62 pushes the bracket 12 to the position shown in fig. 1 through the upright post 5, then the two winding motors 13 start to unwind the steel wire rope 7, so that the pneumatic finger 9 descends, then the pneumatic finger 9 clamps the steel frame tightly, then the winding shaft 14 winds, so that the pneumatic finger 9 drives the steel frame to be lifted, the reciprocating operation device 6 is used again, the bracket 12 and the standby steel frame hung by the steel wire rope 7 below the bracket 12 are driven to the upper surface of the lifting platform 3 together, a worker can stand on the upper surface of the protruding platform 21 to perform construction work, and the worker can reduce the height of the lifting platform 3 through the scissor type hydraulic lifting machine 10 as the roof is constructed higher and higher, the height of the roof is now reduced, which facilitates the work staff to continue the upward construction work.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A method for constructing a roof of an assembly type building is characterized by comprising the following steps: the method comprises the following steps:
the method comprises the following steps: the driving motor (632) drives the screw rod (61) to rotate through the belt (631) and the belt wheel (633), and the screw rod (61) rotates to drive the stroke nut (62) to be positioned on one side of the driving motor;
step two: more steel materials to be used are stacked on the left side of the platform (2), and the support (12) is pushed to a position far away from one end of the stair (1) by the stroke nut (62) through the upright post (5);
step three: the two winding motors (13) begin to unwind the steel wire rope (7) so that the pneumatic finger (9) descends, then the steel frame is clamped by the pneumatic finger (9), and then the winding shaft (14) winds the steel frame so that the pneumatic finger (9) drives the steel frame to lift;
step four: the reciprocating device (6) is used again, and the support (12) and a standby steel frame which is hung by the steel wire rope (7) below the support (12) are driven to the upper surface of the lifting platform (3) together;
step five: a worker stands on the upper surface of the projection table (21) to carry out construction work;
step six: with the construction of the roof being higher and higher, the worker can lower the height of the lifting platform (3) through the scissor type hydraulic lifter (10), and the height of the roof is lowered at the moment, so that the worker can conveniently continue upward construction work; the construction device used in the construction method comprises a platform (2), protruding platforms (21) arranged on the front side and the rear side of the platform (2) and a lifting platform (3) arranged in the middle of the platform (2), reciprocating operation devices (6) are arranged on the front side and the rear side of the lower portion of the interior of the platform (2), an upright post (5) is arranged at the power output end of each reciprocating operation device (6), the upright post (5) penetrates through the upper surface of the platform (2), a support (12) is fixed between the upper ends of the upright posts (5), two winding shafts (14) are arranged inside the support (12), a steel wire rope (7) is fixed on each winding shaft (14), and a pneumatic finger (9) is arranged at the lower end of each steel wire rope (7).
2. A method of constructing a fabricated building roof according to claim 1, wherein: the winding device is characterized in that two winding motors (13) used for driving the winding shaft (14) to rotate forwards and backwards are mounted inside the support (12), and the number of the winding motors (13) is two.
3. A method of constructing a fabricated building roof according to claim 1, wherein: the upper end of the pneumatic finger (9) is fixed with the lower end of the steel wire rope (7) through a connecting block (8).
4. A method of constructing a fabricated building roof according to claim 1, wherein: reciprocating motion device (6) include lead screw (61), and lead screw (61) are provided with two altogether, and lead screw (61) set up in the inside below both sides of platform (2), and threaded connection has stroke nut (62) on the circumference of lead screw (61), and the tip of lead screw (61) is provided with drive arrangement (63), the lower extreme of stand (5) is fixed mutually with the upper surface of stroke nut (62), spout (4) have been seted up with the position that stand (5) correspond to the upper surface of platform (2).
5. A method of constructing a fabricated building roof according to claim 4, wherein: the driving device (63) comprises belt wheels (633), the belt wheels (633) are fixed at the end of the screw rod (61), a belt (631) is in transmission connection between the two belt wheels (633), and the end of the screw rod (61) is provided with a driving motor (632) used for driving the belt wheels (633) to rotate.
6. A method of constructing a fabricated building roof according to claim 1, wherein: a supporting plate (11) is installed at a position, close to the lower portion, inside the platform (2), and a scissor type hydraulic lift (10) used for driving the lifting platform (3) to lift is arranged above the supporting plate (11).
7. A method of constructing a fabricated building roof according to claim 1, wherein: the lower surface mounting of platform (2) has the walking wheel, and the walking wheel is provided with four altogether.
8. A method of constructing a fabricated building roof according to claim 1, wherein: one side of the platform (2) is provided with a stair (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911146178.6A CN111561139B (en) | 2019-11-21 | 2019-11-21 | Method for constructing roof of fabricated building |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201911146178.6A CN111561139B (en) | 2019-11-21 | 2019-11-21 | Method for constructing roof of fabricated building |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111561139A CN111561139A (en) | 2020-08-21 |
CN111561139B true CN111561139B (en) | 2021-05-25 |
Family
ID=72067558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201911146178.6A Active CN111561139B (en) | 2019-11-21 | 2019-11-21 | Method for constructing roof of fabricated building |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111561139B (en) |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002081202A (en) * | 2000-06-28 | 2002-03-22 | Taihei Dengyo Kaisha Ltd | Lift type falsework and its assembling/disassembling method |
FR2836465B1 (en) * | 2002-02-28 | 2004-10-22 | Pinguely Haulotte | LIFT PLATFORM, AND ASSEMBLY METHOD USING SUCH A PLATFORM |
JP2011106114A (en) * | 2009-11-13 | 2011-06-02 | Shimizu Corp | Method for constructing stage for high-place work |
CN202299522U (en) * | 2011-09-26 | 2012-07-04 | 安徽鸿路钢结构(集团)股份有限公司 | Production mechanism for steel-structural roof of factory building and auxiliary equipment for assembly for same |
CN106245919B (en) * | 2016-08-30 | 2018-09-04 | 中国建筑第七工程局有限公司 | A kind of assembled architecture Automated assembly platform |
CN206842906U (en) * | 2017-02-17 | 2018-01-05 | 中建钢构四川有限公司 | Three dimensions purlin crane system in a kind of Core Walls Structure |
JP6274596B1 (en) * | 2017-05-31 | 2018-02-07 | 山本建設 株式会社 | Reinforcement construction method for deep foundation pile and hanging jig |
CN107386646A (en) * | 2017-08-23 | 2017-11-24 | 上海市政工程设计研究总院(集团)有限公司 | A kind of sliding architectural engineering job shop of top cover integral elevating |
CN109057295B (en) * | 2018-08-27 | 2021-06-01 | 长沙金久锌钢型材有限公司 | Manufacturing method of steel structure lifting system |
CN209127885U (en) * | 2018-10-31 | 2019-07-19 | 四川国泰高新管廊产业投资有限公司 | A kind of concrete test block maintenance handling device |
-
2019
- 2019-11-21 CN CN201911146178.6A patent/CN111561139B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN111561139A (en) | 2020-08-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN112849583B (en) | Intelligent binding apparatus for building | |
CN111561139B (en) | Method for constructing roof of fabricated building | |
CN210659336U (en) | Automatic wall building machine | |
CN104772666B (en) | Large-area concrete vertical surface polishing device for high-rise building | |
CN217197081U (en) | Hydraulic machinery extrusion equipment | |
CN215107179U (en) | Operating platform for house reinforcement and protection | |
CN212642054U (en) | Building installation platform based on BIM technology | |
CN207497867U (en) | A kind of building machinery lifts machine support | |
CN200940337Y (en) | Direct current speed reducing wall whitewashing machine | |
CN218289492U (en) | Clamping mechanism of prefabricated wallboard turning device | |
CN216515581U (en) | Hoist engine for pile driver with winding displacement function | |
CN218465409U (en) | Lifting device for bricklaying equipment | |
CN219451444U (en) | Building climbing frame | |
CN211949483U (en) | Multifunctional scaffold for electromechanical installation in building | |
CN215542154U (en) | Liftable fog gun device | |
CN216105701U (en) | Hoisting device for engineering reinforcement construction | |
CN217812266U (en) | Automatic lifting device for climbing frame | |
CN212893480U (en) | Material plays gallows for construction | |
CN214997799U (en) | Traction device for mining hydraulic support | |
CN219330178U (en) | Warmhouse booth stand with adjustable high resistance to compression | |
CN217975309U (en) | Construction platform for housing construction engineering | |
CN218323813U (en) | Building construction climbing frame | |
CN209988740U (en) | Batch stacking device for computer wholesale | |
CN212387605U (en) | Material lifting device for building engineering construction | |
CN216305318U (en) | Novel construction frame |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 215000 a405, international science and Technology Park, 1355 Jinjihu Avenue, Suzhou Industrial Park, Jiangsu Province Applicant after: Jiangsu Yuejie Assembly Building Technology Co.,Ltd. Address before: 215000 no.605, building 1, CHENLEI Science Park, No.1 Qunxing 1st Road, Suzhou Industrial Park, Jiangsu Province Applicant before: Jiangsu Yuejie Assembly Building Technology Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |