CN114560376A - Super large glass handling equipment - Google Patents
Super large glass handling equipment Download PDFInfo
- Publication number
- CN114560376A CN114560376A CN202210187326.4A CN202210187326A CN114560376A CN 114560376 A CN114560376 A CN 114560376A CN 202210187326 A CN202210187326 A CN 202210187326A CN 114560376 A CN114560376 A CN 114560376A
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- CN
- China
- Prior art keywords
- glass
- hoisting
- lifting
- wheel set
- handling equipment
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- 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.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/02—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by suction means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/122—Sling or load protectors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/18—Band-type slings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C25/00—Cranes not provided for in groups B66C17/00 - B66C23/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
本发明涉及大型玻璃吊运技术领域，具体为一种超大玻璃吊运设备，包括卷扬机、起吊轮组和起重架；所述卷扬机设有支架，所述起吊轮组包括滑轮、钢丝绳和玻璃吊带，所述钢丝绳的一端与卷扬机连接，钢丝绳的另一端设有吊钩，所述玻璃吊带用于套结玻璃，其上端与吊钩套结，所述卷扬机用于通过支架以建筑物边缘作为支点，通过起吊轮组对玻璃进行起吊；所述起重架前臂设有吸盘组，所述吸盘组用于吸附玻璃，起重架通过吸盘组将玻璃吸附并对玻璃进行转移。本方案中，卷扬机、起吊轮组和起重架等小型吊装机械设备相较于塔吊吊装而言不仅安全性更高，而且其制作费用不到塔式起重机或轮式起重机一个月的租赁费，极大地节约了用户的经济成本。
The invention relates to the technical field of hoisting and transporting large-scale glass, in particular to a super-large glass hoisting and transporting device, comprising a hoist, a hoisting wheel set and a hoisting frame; the hoist is provided with a bracket, and the hoisting wheel set includes a pulley, a steel wire rope and a glass sling , one end of the wire rope is connected with the hoist, the other end of the wire rope is provided with a hook, the glass sling is used for hedging glass, and the upper end of the wire rope is tied with the hook, and the hoist is used to pass the bracket to the edge of the building as a fulcrum , the glass is hoisted by the lifting wheel group; the forearm of the lifting frame is provided with a suction cup group, the suction cup group is used for sucking the glass, and the lifting frame absorbs and transfers the glass through the suction cup group. In this scheme, small hoisting machinery and equipment such as hoist, hoisting wheel set and hoisting frame are not only safer than tower crane hoisting, but also the production cost is less than the one-month rental fee of tower crane or wheeled crane. Greatly saves the user's economic cost.
Description
Technical Field
The invention relates to the technical field of large-scale glass lifting, in particular to super-large glass lifting equipment.
Background
With the continuous development and development of the building technology and the economic strength of the society, the modern high-rise building adopts nonstandard and special-shaped design for the outer facade of the building due to the requirements of functions and senses, the appearance characteristics of the building and the diversified artistic style of the modern building are highlighted, the outer facade of the building adopts a design scheme of a single piece of large-area glass of an outer window, the morphological characteristic change of the outer facade of the building is reflected, and the glass is one of the characteristics of the modern building design art.
However, due to the large area and the large weight of the large-area glass, the size of the large-area glass is often larger than that of a construction channel in a floor, the large-area glass cannot be transferred into a room needing to be installed through a construction elevator, and under the condition that a crawler crane or a wheel type machine cannot meet the arrangement requirement, the large safety risk exists in the process that the glass is directly hoisted from an outdoor terrace to the room needing to be installed through a tower crane. Therefore, an extra-large glass lifting device which has sufficient lifting performance and is not a high-power lifting appliance is needed.
Disclosure of Invention
The technical problem of the invention is that the size of the large-area glass is often larger than that of a construction passage in a floor due to large area and heavy weight, the large-area glass cannot be transferred into a room needing to be installed through a construction elevator, and under the condition that a crawler crane or a wheel type machine cannot meet the arrangement requirement, the large safety risk exists in the process of directly hoisting the glass from an outdoor terrace to the room needing to be installed through a tower crane.
The basic scheme provided by the invention is as follows: comprises a winch, a lifting wheel set and a hoisting frame; the glass hoisting device comprises a winch, a hoisting wheel set and a lifting wheel set, wherein the winch is provided with a support, the hoisting wheel set comprises a pulley, a steel wire rope and a glass hanging strip, one end of the steel wire rope is connected with the winch along the support, the other end of the steel wire rope is provided with a lifting hook, the glass hanging strip is used for sleeving and connecting glass, the upper end of the glass hanging strip is sleeved and connected with the lifting hook, and the winch is used for hoisting the glass through the support by taking the edge of a building as a fulcrum through the hoisting wheel set; the crane boom comprises a lifting device, a forearm and a sucker group, wherein the lower end of the lifting device is provided with a movable chassis, the forearm is fixedly connected with the lifting device and moves up and down through the lifting device, the sucker group is rotatably connected with the forearm, the sucker group is used for adsorbing glass, and the crane boom adsorbs and transfers the glass through the sucker group.
The principle and the advantages of the invention are as follows: the glass installation of high-rise houses is usually long in construction period due to cross operation, and sporadically hoists more due to the problem of glass production and supply, and the hoisting operation is carried out by using a tower crane or a wheel crane, so that the service time is long, and the cost is high; in the scheme, the manufacturing cost of small hoisting mechanical equipment such as the winch, the hoisting wheel set, the hoisting frame and the like is less than the lease cost of the tower crane or the wheel crane for one month, and the economic cost of a user is greatly saved. In addition, this scheme is compared in the safe risk that tower crane hoist and mount existed, and the small-size hoisting equipment's that this scheme adopted security is also higher, has reduced the potential safety hazard in the work progress, has further reduced the stealthy expense of safe risk.
Further, still including connecing the fortune frame, connect to be equipped with the crash pad on the fortune frame, connect the fortune frame and be used for connecing the fortune to the glass after lifting by crane, the crash pad is used for avoiding the glass collision to cause the damage.
Has the advantages that: can form hard contact when glass is direct and ground contact, cause the damage to glass easily, connect through the frame of transporting that connects that is equipped with the crashproof pad and get glass, avoid glass and ground direct contact, played the effect of buffering anticollision, played glass guard action.
Furthermore, the two glass hanging strip sleeves are provided with two lifting hooks, and the positions of the lifting hooks sleeved on the two glass hanging strips are at the same horizontal position.
Has the advantages that: a single glass hanging strip noose glass is hoisted, the requirement on the load of the glass hanging strip is high, the single glass hanging strip is hoisted to the glass, the hoisting balance is difficult to keep, the hoisting stability can be improved through double glass hanging strips, meanwhile, the two glass hanging strip noose lifting hooks are positioned at the same horizontal position, the hoisting process is more stable, and the glass cannot be deviated to any edge.
Furthermore, the lifting wheel set further comprises a waist rope, the waist rope is transversely arranged in the middle of the height of the glass, and the waist rope is used for connecting the two glass lifting belts into a whole.
Has the advantages that: the two glass hanging strips are connected into a whole through the waist rope, so that the lifting stability is improved, and the glass is prevented from sliding out.
Further, the lower end of the glass hanging strip is also provided with a cable rope, and the cable rope is used for stabilizing the shaking of the glass during the glass lifting.
Has the advantages that: the stability of the glass during lifting is kept through the guy rope, and the glass is prevented from shaking to cause damage.
Further, still include the skid, locate the glass below when the skid is used for stacking glass, avoid glass and the hard contact of ground.
Has the advantages that: glass can form hard contact when direct and ground contact, causes the damage to glass easily, separates glass and ground through the lumber skid, has avoided the collision damage of glass and ground.
Furthermore, the glass stacking device further comprises a soft spacer, wherein the soft spacer is arranged between the glass when the glass is stacked, so that the glass surfaces are prevented from being in direct and mutual hard contact.
Has the advantages that: the soft spacer is used for isolating hard contact between the two pieces of glass, so that friction, collision and damage between the glass and the glass are avoided.
The glass installation device further comprises an infrared instrument, and the infrared instrument is used for calibrating the height marking line, the left line, the right line, the incoming line and the outgoing line of the glass installation position.
Has the beneficial effects that: the infrared laser equipment is used for marking, and compared with manual marking, the precision is higher and faster, and the workload of workers is reduced.
Drawings
FIG. 1 is a schematic view of the handling of an embodiment of the super large glass handling equipment of the invention.
Detailed Description
The following is further detailed by way of specific embodiments:
the reference numbers in the drawings of the specification include: the lifting hook 1, the glass sling 2, the waist rope 3 and the guy rope 4.
The specific implementation process is as follows:
example one
The first embodiment is basically as shown in the attached figure 1, and the super-large glass lifting equipment comprises a winch, a lifting wheel set, a receiving and transporting frame and a lifting frame; the glass conveying device comprises a hoisting machine, a hoisting frame, a sucker group, a lifting wheel set, a glass conveying frame and a lifting wheel set.
Specifically, the hoist engine is fixed in the last floor structure position of the glass floor that needs to be installed, and the hoist engine adopts the electric hoist engine that the lifting weight is 2T, the hoist engine is equipped with the support and forms the power pole. The lifting wheel set comprises a pulley, a steel wire rope, a waist rope 3 and a glass sling 2, wherein one end of the steel wire rope is connected with the winch along the bracket, and the other end of the steel wire rope is provided with a lifting hook 1; the two glass hanging strips 2 are sleeved with the target glass, the upper ends of the glass hanging strips 2 are sleeved with the lifting hooks 1, and the positions of the lifting hooks 1 sleeved with the two glass hanging strips 2 are in the same level; the waist rope 3 is transversely arranged in the middle of the glass height, and the waist rope 3 is used for connecting the two glass hanging strips 2 into a whole; the lower ends of the glass hanging strips 2 are provided with cable ropes 4, and the cable ropes 4 in the embodiment are nylon cable ropes 4. The winch takes the edge of the building as a fulcrum, and the glass is vertically lifted by a pulley through a steel wire rope along 800mm outside the outer vertical surface of the building. In the hoisting process, collision and wind tunnel effect in the hoisting process are prevented, the glass is pulled away from the outer vertical surface of the building by using the nylon guy rope 4 to keep stable, and the nylon guy rope 4 is loosened along with the lifting height.
After the glass is hoisted to the corresponding floor height, the interphone is in linkage with the glass transporting personnel in the floor to respond, the glass is safely hoisted to the floor transporting frame, the anti-collision pad is arranged on the transporting frame to avoid collision and damage of the glass, when the bottom edge of the glass is hoisted to the floor transporting frame, the lower hoisting needs to be suspended, and after the floor transporting personnel confirm that the glass is accurately placed, the interphone is used for conducting linkage to command the electric hoist to slowly hoist. The glass receiving and transporting personnel in the lower hanging process slowly pull the glass to the indoor glass receiving and transporting frame through the pull ropes, the pull ropes are symmetrical left and right, a specially-assigned person must uniformly use the interphone to conduct linkage and command of glass lower hanging for the electric winch commander in the pull rope process, the lower hanging needs to be immediately stopped if the glass deviates or the left and right inclination is uneven in stress, and the lower hanging can be continued after the indoor receiving and transporting personnel adjust the position properly.
And in the process of lifting the glass downwards until the glass is completely and horizontally placed on the indoor glass receiving and transporting frame, and the glass hanging strip 2 can be taken off after the weight of the whole glass is completely born by the indoor receiving and transporting frame, so that the glass receiving and transporting are finished.
Glass connects through indoor personnel of connecing to transport indoor back, stacks glass in indoor leaning on the wall position in unison, and glass below and glass lean on wall department are equipped with the skid and play soft supporting role during stacking, are equipped with the soft shock insulator of glass between two pieces of glass, avoid the direct hard contact of each other of glass face. In addition, 4 big glasses of each family are scattered when piling up and are piled up, and the outdoor face of glass leans on the wall, avoids the indoor outer reverse installation of glass.
Still include the infrared ray appearance in this embodiment, during the glass installation, will jump the glass mounted position's of layer mark height line, control line and business turn over line setting earlier than indoor through the infrared ray appearance and finish, reuse customized hoisting frame, after sucking glass through the sucking disc group of fork truck arm anterior segment, shift glass to the below of glass mounted position at indoor flat bed (control by right-left line), sucking disc group in this embodiment includes 8 electric suction cups. And then vertically lifting the glass to the position of a glass mounting marking line, and horizontally pushing the glass into the window frame according to an inlet and outlet line. When glass is installed, a crane boom provided with a specially-made glass sucker is modified through research, the wheel and the speed of a forklift are subjected to speed reduction modification, the precision of an upper gear controller and a lower gear controller is adjusted to be 1mm, constructors on installation precision jump layers are provided to install the glass after the glass is conveyed to an installation position, glass glue is applied after the glass is fixed through a pressing strip, a sucker group on the front section of a forklift arm is loosened after the glass is completely installed, and the forklift arm is retracted.
Example two
The difference between the second embodiment and the first embodiment is that the second embodiment further comprises four cable wind ropes and a traction device, the four cable wind ropes in the second embodiment are respectively used for drawing four directions on two sides of the glass, the upper end of each cable wind rope is connected with a glass hanging strip, the lower end of each cable wind rope is provided with one traction device respectively and used for drawing the cable wind ropes in all directions, the traction controller is wirelessly connected with each traction device, the traction controller is used for controlling the traction device to draw the cable wind ropes in all directions to stabilize the glass and prevent the glass from inclining or colliding with a wall body, the cable wind ropes are drawn through machinery, and compared with the judgment of naked eyes, the precision is higher, and the safety is higher.
EXAMPLE III
The difference between the third embodiment and the second embodiment is that the third embodiment further comprises a light band, the light band is attached to the top end surface of the glass, the light source faces the right below the glass, the light is emitted into the glass from the front face downwards, and contour light is formed on the outer surface of the glass, so that a user can conveniently determine the direction and the direction of the glass during construction at night, and the working progress during actual construction is accelerated.
The foregoing are merely exemplary embodiments of the present invention, and no attempt is made to show structural details of the invention in more detail than is necessary for the fundamental understanding of the art, the description taken with the drawings making apparent to those skilled in the art how the several forms of the invention may be embodied in practice with the teachings of the invention. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several variations and modifications can be made, which should also be considered as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the utility of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (8)
1. Super large glass handling equipment, its characterized in that: comprises a winch, a lifting wheel set and a hoisting frame; the glass hoisting device comprises a winch, a hoisting wheel set and a lifting wheel set, wherein the winch is provided with a support, the hoisting wheel set comprises a pulley, a steel wire rope and a glass hanging strip, one end of the steel wire rope is connected with the winch along the support, the other end of the steel wire rope is provided with a lifting hook, the glass hanging strip is used for sleeving and connecting glass, the upper end of the glass hanging strip is sleeved and connected with the lifting hook, and the winch is used for hoisting the glass through the support by taking the edge of a building as a fulcrum through the hoisting wheel set; the crane boom comprises a lifting device, a forearm and a sucker group, wherein the lower end of the lifting device is provided with a movable chassis, the forearm is fixedly connected with the lifting device and moves up and down through the lifting device, the sucker group is rotatably connected with the forearm, the sucker group is used for adsorbing glass, and the crane boom adsorbs and transfers the glass through the sucker group.
2. The extra large glass handling equipment of claim 1, wherein: still including connecing the fortune frame, connect to be equipped with the crash pad on the fortune frame, connect the fortune frame and be used for connecing the fortune to the glass after lifting by crane, the crash pad is used for avoiding the glass collision to cause the damage.
3. The extra large glass handling equipment of claim 1, wherein: the glass hanging strip is provided with two glass hanging strips, and the positions of the hanging hooks of the two glass hanging strips are in the same horizontal position.
4. The extra large glass handling equipment of claim 1, wherein: the lifting wheel set further comprises a waist rope, the waist rope is transversely arranged in the middle of the height of the glass, and the waist rope is used for connecting the two glass hanging strips into a whole.
5. The extra large glass handling equipment of claim 1, wherein: the lower end of the glass hanging strip is also provided with a cable rope, and the cable rope is used for stabilizing the shaking of the glass during the glass lifting.
6. The extra large glass handling equipment of claim 1, wherein: still include the skid, locate the glass below when the skid is used for stacking glass, avoid glass and the hard contact of ground.
7. The extra large glass handling equipment of claim 1, wherein: still include soft shock insulator, locate between the glass when soft shock insulator is used for stacking glass, avoid the direct mutual hard contact of glass face.
8. The extra large glass handling equipment of claim 1, wherein: the glass installation device further comprises an infrared instrument, and the infrared instrument is used for calibrating the height marking line, the left line, the right line, the inlet line and the outlet line of the glass installation position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210187326.4A CN114560376A (en) | 2022-02-28 | 2022-02-28 | Super large glass handling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210187326.4A CN114560376A (en) | 2022-02-28 | 2022-02-28 | Super large glass handling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114560376A true CN114560376A (en) | 2022-05-31 |
Family
ID=81714940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210187326.4A Pending CN114560376A (en) | 2022-02-28 | 2022-02-28 | Super large glass handling equipment |
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| Country | Link |
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| CN (1) | CN114560376A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077843A (en) * | 2022-06-14 | 2022-09-20 | 哈尔滨实力航空工业有限公司 | Lifting mechanism for auxiliary installation of side wall of wind tunnel boundary layer and using method thereof |
| CN115303929A (en) * | 2022-08-03 | 2022-11-08 | 河北空调工程安装有限公司 | High-reliability hoisting member and hoisting method for prefabricated building wall panels |
| CN117026809A (en) * | 2023-07-07 | 2023-11-10 | 武汉武钢绿色城市技术发展有限公司 | Trestle glass mounting device and construction method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06117112A (en) * | 1992-10-06 | 1994-04-26 | Ishii Glass Kogyo:Yugen | Mounting method of facing board material of building |
| CN107190991A (en) * | 2017-07-10 | 2017-09-22 | 北京江河幕墙系统工程有限公司 | The special-shaped curtain wall vertical lifting system of glass plate |
| CN107905536A (en) * | 2017-12-22 | 2018-04-13 | 中电建建筑集团有限公司 | Glass curtain wall construction method |
| CN111268570A (en) * | 2020-03-25 | 2020-06-12 | 中国五冶集团有限公司 | Curtain wall glass hoisting and transporting platform |
| CN211004159U (en) * | 2019-11-11 | 2020-07-14 | 佛山市盛誉群力玻璃科技有限公司 | Glass plate lifting device |
-
2022
- 2022-02-28 CN CN202210187326.4A patent/CN114560376A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06117112A (en) * | 1992-10-06 | 1994-04-26 | Ishii Glass Kogyo:Yugen | Mounting method of facing board material of building |
| CN107190991A (en) * | 2017-07-10 | 2017-09-22 | 北京江河幕墙系统工程有限公司 | The special-shaped curtain wall vertical lifting system of glass plate |
| CN107905536A (en) * | 2017-12-22 | 2018-04-13 | 中电建建筑集团有限公司 | Glass curtain wall construction method |
| CN211004159U (en) * | 2019-11-11 | 2020-07-14 | 佛山市盛誉群力玻璃科技有限公司 | Glass plate lifting device |
| CN111268570A (en) * | 2020-03-25 | 2020-06-12 | 中国五冶集团有限公司 | Curtain wall glass hoisting and transporting platform |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115077843A (en) * | 2022-06-14 | 2022-09-20 | 哈尔滨实力航空工业有限公司 | Lifting mechanism for auxiliary installation of side wall of wind tunnel boundary layer and using method thereof |
| CN115303929A (en) * | 2022-08-03 | 2022-11-08 | 河北空调工程安装有限公司 | High-reliability hoisting member and hoisting method for prefabricated building wall panels |
| CN117026809A (en) * | 2023-07-07 | 2023-11-10 | 武汉武钢绿色城市技术发展有限公司 | Trestle glass mounting device and construction method thereof |
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Application publication date: 20220531 |