CN111877179B - Safe aerial work platform for bridge construction - Google Patents
Safe aerial work platform for bridge construction Download PDFInfo
- Publication number
- CN111877179B CN111877179B CN202010798513.7A CN202010798513A CN111877179B CN 111877179 B CN111877179 B CN 111877179B CN 202010798513 A CN202010798513 A CN 202010798513A CN 111877179 B CN111877179 B CN 111877179B
- Authority
- CN
- China
- Prior art keywords
- hanging
- construction
- bridge
- platform
- aerial work
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides a safe aerial work platform for bridge construction, relates to the technical field of bridge construction, and aims to solve the problems that in the bridge pouring construction process, both sides of a bridge are often required to be subjected to joint filling pouring, and because the work platform is installed in the middle, constructors often need to stretch out the bodies to carry out construction on side walls, so that the risk coefficient of aerial work is increased, great potential safety hazards exist, the center of gravity of the construction platform is deviated, and the construction platform is prone to topple over; the four corners of the platform main body are respectively and vertically fixedly connected with the lower ends of the rectangular hanging racks. According to the invention, as the clamping plates which are adaptive to sliding are fixedly arranged at the positions, corresponding to the clamping rails, of the edges at the left and right ends of the bottom plate of the expansion mechanism, when construction is required to be carried out on the left and right sides of the bridge, the gear is meshed with the gear block by rotating the hand wheel, so that the expansion mechanism is driven to move forwards, and construction can be carried out on one side of the bridge.
Description
Technical Field
The invention relates to the technical field of bridge construction, in particular to a safe aerial work platform for bridge construction.
Background
In the bridge construction or maintenance process, for example, the drain pipe is installed, the defects of wing plates are repaired or rain drops are installed outside the bridge eave, the construction working face is often required to be in close contact with the aid of construction auxiliary equipment, sometimes the construction support cannot be built under the bridge due to the limitation of the environmental conditions of the bridge, or the construction support cannot be conveniently constructed even if the construction support is built.
At this time, an operation platform is needed, such as a municipal bridge engineering construction platform of patent application No. cn201820948053.x, which belongs to bridge construction auxiliary equipment and solves the problem that the construction platform erected on a bridge protection fence may move during construction, the construction platform comprises a connecting frame hung on the bridge protection fence and a construction platform fixed at the bottom end of the connecting frame and used for construction of operators, rollers are arranged between contact surfaces of the connecting frame and the bridge protection fence, a fixing structure used for fixing the connecting frame on the bridge protection fence is arranged on the connecting frame, the fixing structure comprises a cross beam arranged on the connecting frame and perpendicular to the bridge protection fence and a locking member arranged on the cross beam in a sliding manner and used for locking the bridge protection fence, the rollers roll, the connecting frame moves on the bridge protection fence to reach a construction place, at the moment, the locking member slides to lock the bridge protection fence, so that the connecting frame moves during construction is avoided to a certain extent, the safety of the overhead operation of the bridge is improved to a certain extent.
In the bridge pouring construction process, the two sides of the bridge are often required to be subjected to joint filling pouring, and due to the fact that the operation platform is installed in the middle, constructors often need to stretch out the bridge to conduct construction on the side wall, the danger coefficient of high-altitude operation is increased, great potential safety hazards exist, the center of gravity of the construction platform is enabled to shift, and tipping is prone to occurring.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a safe aerial work platform for bridge construction is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a safe aerial work platform for bridge construction, which aims to solve the problems that in the bridge pouring construction process, both sides of a bridge are often required to be filled with joints for pouring, and because the work platform is installed in the middle, constructors often need to stretch out the bodies to construct the side walls, the danger coefficient of aerial work is increased, great potential safety hazards exist, the center of gravity of the construction platform is deviated, and the construction platform is prone to topple over.
The invention is used for the purpose and the effect of a safe aerial work platform for bridge construction, and is achieved by the following specific technical means:
a safe aerial work platform for bridge construction comprises a platform main body; the four corners of the platform main body are respectively and vertically fixedly connected with the lower ends of the rectangular hanging racks; the hanging rack comprises a front hanging rail and climbing rods, wherein the front side walls of two vertical rods at the front end of the hanging rack are fixedly provided with vertical I-shaped front hanging rails, the climbing rods with uniform vertical intervals are transversely and fixedly arranged between the left front vertical rod and the right front vertical rod, and the upper ends of the protection rods of the upper end platform main body of the climbing rods are parallel and level; the left end and the right end of the bottom plane of the platform main body respectively extend outwards vertically and are fixedly provided with extension stand platforms; the upper end of the extension stand is longitudinally provided with a rectangular expansion mechanism in a sliding manner; an expansion inner frame with four closed sides is fixedly covered on the expansion mechanism; and the front end edge of the upper end edge of each of the two expansion inner frames opposite to the side wall is fixedly provided with a traction mechanism, and the other end of the traction mechanism is connected with the upper end of the side wall of the hanging frame on the corresponding side in a sliding manner.
Furthermore, the hanging rack further comprises a hanging groove, and a cross-shaped hanging groove is vertically formed in the side wall, opposite to the traction mechanism, of the two vertical rods at the front end of the hanging rack.
Furthermore, the extension stand includes card rail and tooth piece, the position department corresponding with the expansion mechanism on the plane of extension stand top vertically installs the card rail of two relative L forms, is located again fixed mounting on the lateral wall of the card rail of outermost end has isometric tooth piece.
Furthermore, the extension stand still includes outer guardrail, and left side the back edge department and the left end edge department of extending the stand and right side the back edge department and the right-hand member edge department of extending the stand all fixed mounting have the outer guardrail of L form, and outer guardrail canning is in the outside of expanding the inner tower.
Furthermore, the expanding mechanism comprises gears, a belt, a hand wheel and clamping plates, the clamping plates which are matched in a sliding mode are fixedly installed at positions, corresponding to the clamping rails, of edges of the left end and the right end of a bottom plate of the expanding mechanism, the two gears are symmetrically installed at positions, parallel to the tooth blocks, of the outer side of the bottom plate of the expanding mechanism in a front-back rotating mode, the gears are connected through the belt in a rotating mode, and the hand wheel is fixedly installed on the bottom plate of the expanding inner frame, penetrating through the upper portion, of the upper end of.
Furthermore, the area of the expansion mechanism and the area of the part of the extension stand, which is positioned outside the platform main body, are consistent.
Furthermore, the expansion inner frame comprises an inner door, the inner door is rotatably installed in the front end vertical frame and the rear end vertical frame of the expansion inner frame through hinge shafts, and the inner door is in an inward opening mode.
Furthermore, the traction mechanism comprises a traction arm and a sliding block, the inner side of the traction mechanism, which is opposite to the side wall, is rotatably connected with the traction arm through a rotating shaft, the other end of the traction arm is rotatably connected with a cross-shaped sliding block through a rotating shaft, and the sliding block is vertically arranged in the hanging groove in a sliding manner.
Furthermore, hanging holes are formed in the upper ends of the four stand columns of the hanging rack, and the edges, opposite to the two front hanging rails, of the hanging rack are also provided with the hanging holes which are evenly spaced in the vertical direction.
Compared with the prior art, the invention has the following beneficial effects:
because the clamping plates which are adaptive to sliding are fixedly arranged at the positions, corresponding to the clamping rails, of the edges at the left end and the right end of the bottom plate of the expanding mechanism, two gears are symmetrically and rotatably arranged at the front and back of the positions, parallel to the tooth blocks, of the outer side of the bottom plate of the expanding mechanism and are connected through a belt in a rotating mode, a hand wheel is fixedly arranged at the upper end of the gear at the rear end of the bottom plate of the expanding inner frame, which penetrates through the bottom plate of the upper expanding inner frame, when construction is needed to be conducted to the left side and the right side of the bridge, the hand wheel can be rotated through the gear, the.
Because the opposite side walls of the inner side of the traction mechanism are rotatably connected with the traction arm through the rotating shaft, the other end of the traction arm is rotatably connected with the cross-shaped sliding block through the rotating shaft, the sliding block is vertically and slidably arranged in the hanging groove, and the front end corner of the expansion mechanism can be hung with the hanging rack through the traction mechanism, so that the expansion mechanism is prevented from being tipped and falling off.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a front right upper axial view of the present invention.
Fig. 2 is a schematic view of the left rear lower axial view of the present invention.
Fig. 3 is a schematic diagram of an enlarged portion a of fig. 2 according to the present invention.
Fig. 4 is a schematic axial view of the present invention in a contracted state.
Fig. 5 is an axial view of the present invention.
Fig. 6 is a schematic diagram of the enlarged portion B of fig. 5 according to the present invention.
Fig. 7 is a schematic axial view of a portion of the extension stand and expansion mechanism of the present invention.
Fig. 8 is an axial view schematically showing the extension stand and the expanding mechanism of the present invention in a partially separated state.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a platform body; 2. a hanger; 201. front hanging rails; 202. climbing a pole; 203. hanging a groove; 3. an extension stand; 301. clamping a rail; 302. a tooth block; 303. an outer guardrail; 4. an expansion mechanism; 401. a gear; 402. a belt; 403. a hand wheel; 404. clamping a plate; 5. expanding an inner frame; 501. an inner door; 6. a pulling mechanism; 601. a pulling arm; 602. a slide block.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 8:
the invention provides a safe aerial work platform for bridge construction, which comprises a platform main body 1; the four corners of the platform main body 1 are respectively and vertically and fixedly connected with the lower ends of rectangular hanging racks 2; the upper ends of four upright posts of the hanging frame 2 are provided with hanging holes, and the edges opposite to the two front hanging rails 201 are also provided with hanging holes with uniform vertical intervals, so that the hanging frame is conveniently connected with hanging and pulling equipment; the hanging rack 2 comprises a front hanging rail 201 and climbing rods 202, wherein the front side walls of two vertical rods at the front end of the hanging rack 2 are fixedly provided with vertical I-shaped front hanging rails 201, the climbing rods 202 which are uniformly spaced up and down are transversely and fixedly arranged between the left front vertical rod and the right front vertical rod, and the upper ends of the protection rods of the upper end platform main body 1 of the climbing rods 202 are parallel and level; the left end and the right end of the bottom plane of the platform main body 1 respectively extend outwards vertically and are fixedly provided with an extension stand 3; the extension stand 3 further comprises an outer guardrail 303, L-shaped outer guardrails 303 are fixedly mounted at the back edge and the left end edge of the left extension stand 3 and at the back edge and the right end edge of the right extension stand 3, the outer guardrails 303 are sleeved outside the extension inner frame 5, the telescopic part can be protected through the outer guardrails 303, safety accidents caused by disjointing are avoided, and meanwhile, normal use is not influenced; a rectangular expanding mechanism 4 is longitudinally and slidably mounted at the upper end of the extension stand 3; an expansion inner frame 5 with four closed surfaces is fixedly covered on the expansion mechanism 4; the front end edge of the upper end edge of each of the two expansion inner frames 5 is fixedly provided with a traction mechanism 6, and the other end of each traction mechanism 6 is connected with the upper end of the side wall of the hanging frame 2 on the corresponding side in a sliding manner; the extension stand 3 comprises a clamping rail 301 and a tooth block 302, two opposite L-shaped clamping rails 301 are longitudinally installed at positions corresponding to the expansion mechanism 4 on the top plane of the extension stand 3, the tooth block 302 with equal length is fixedly installed on the outer side wall of the clamping rail 301 at the outermost end, the expansion mechanism 4 can be limited and guided to move back and forth through the clamping rails 301, and the tooth block 302 can be meshed with the expansion mechanism 4, so that the back and forth movement is controlled.
The hanging rack 2 further comprises a hanging groove 203, a cross-shaped hanging groove 203 is vertically formed in the side wall, opposite to the traction mechanism 6 on the corresponding side, of the two vertical rods at the front end of the hanging rack 2, the sliding block 602 can be guided to move through the hanging groove 203, and the purpose of traction limiting can be achieved.
The expanding mechanism 4 comprises gears 401, belts 402, hand wheels 403 and clamping plates 404, the clamping plates 404 which are adaptive to sliding are fixedly installed at positions corresponding to the clamping rails 301 at edges of the left end and the right end of a bottom plate of the expanding mechanism 4, the two gears 401 are symmetrically installed at positions, which are parallel to the tooth blocks 302, of the outer side of the bottom plate of the expanding mechanism 4 in a front-back rotating mode, the gears 401 are connected through the belts 402 in a rotating mode, the hand wheels 403 are fixedly installed at the upper ends of the gears 401 at the rear ends of the gears 401, penetrate through the bottom plate of the expanding inner frame 5 above the rear ends of the gears 401, when construction is required to be carried out on the left side and the right side of a bridge, the hand wheels 403 can be rotated through the gears 401 and the.
The expansion mechanism 4 and the extension stand 3 are consistent in area of the part located outside the platform main body 1, and therefore the contraction can be guaranteed to be combined together.
Wherein, expand interior frame 5 and include interior door 501, all install interior door 501 through the hinge rotation in the front end grudging post of expanding interior frame 5 and the rear end grudging post, its interior door 501 is interior division mode, can guarantee opening safety when using, avoids unexpected the dropping.
The traction mechanism 6 comprises a traction arm 601 and a sliding block 602, the inner side opposite side wall of the traction mechanism 6 is rotatably connected with the traction arm 601 through a rotating shaft, the other end of the traction arm 601 is rotatably connected with a cross-shaped sliding block 602 through a rotating shaft, the sliding block 602 is vertically and slidably arranged in the hanging groove 203, and the front end corner of the expansion mechanism 4 can be hung and connected with the hanging rack 2 through the traction mechanism 6, so that the overturning and falling are avoided.
The specific use mode and function of the embodiment are as follows:
when in use, because the upper ends of four upright posts of the hanging frame 2 are all provided with hanging holes, the edges opposite to the two front hanging rails 201 are also provided with hanging holes with uniform vertical intervals for being conveniently connected with a hoisting device, the edges at the left and right ends of the bottom plate of the expanding mechanism 4 are fixedly provided with clamping plates 404 which are matched with the clamping rails 301 in a sliding way, the positions of the outer side of the bottom plate of the expanding mechanism 4, which are parallel to the tooth blocks 302, are symmetrically and rotationally provided with two gears 401, the gears 401 are rotationally connected with each other through a belt 402, the upper ends of the gears 401 at the rear end penetrate through the bottom plate of the upper expanding inner frame 5 and are fixedly provided with hand wheels 403, when construction is required to the left and right sides of the bridge, the gears 401 are meshed with the tooth blocks 302 through rotating the hand wheels 403, the expanding mechanism 4 is driven to move forwards so as to be convenient for construction on one side of the bridge, and the expanding, the tooth block 302 can be meshed with the expanding mechanism 4 so as to control the front and back movement;
in addition, the pulling arm 601 is rotatably connected to the opposite side wall of the inner side of the pulling mechanism 6 through a rotating shaft, the other end of the pulling arm 601 is rotatably connected to the cross-shaped sliding block 602 through the rotating shaft, the sliding block 602 is vertically and slidably arranged in the hanging groove 203, and the front end corner of the expansion mechanism 4 can be hung and connected with the hanging rack 2 through the pulling mechanism 6, so that the overturning and falling-off are avoided.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. A safe aerial working platform for bridge construction, its characterized in that: comprises a platform main body (1); the four corners of the platform main body (1) are respectively and vertically and fixedly connected with the lower end of the rectangular hanging rack (2); the hanging rack (2) comprises a front hanging rail (201) and a climbing rod (202), wherein the front side walls of two vertical rods at the front end of the hanging rack (2) are fixedly provided with the vertical I-shaped front hanging rail (201), the climbing rod (202) with uniform vertical intervals is transversely and fixedly arranged between the left front vertical rod and the right front vertical rod, and the upper end of the climbing rod (202) is flush with the upper end of a guard bar of the platform main body (1); the left end and the right end of the bottom plane of the platform main body (1) respectively extend outwards and are fixedly provided with an extension stand (3); a rectangular expanding mechanism (4) is longitudinally and slidably mounted at the upper end of the extending stand (3); an expansion inner frame (5) with four closed surfaces is fixedly covered on the expansion mechanism (4); the front end edge of the upper end edge of each of the two opposite side walls of the expanded inner frames (5) is fixedly provided with a traction mechanism (6), and the other end of each traction mechanism (6) is connected with the upper end of the side wall of the corresponding hanging frame (2) in a sliding manner;
the hanging rack (2) further comprises hanging grooves (203), and cross-shaped hanging grooves (203) are vertically formed in the side walls, opposite to the traction mechanisms (6) on the corresponding side, of the two vertical rods at the front end of the hanging rack (2);
extend stand (3) including card rail (301) and tooth piece (302), extend stand (3) top plane on with the corresponding position department of expansion mechanism (4) and vertically install two relative L shape card rail (301), be in again fixed mounting on the lateral wall of the card rail (301) of outermost end equal-length tooth piece (302).
2. A safe aerial work platform for bridge construction as claimed in claim 1, wherein: the extension stand (3) further comprises an outer guardrail (303), the left side is that the back edge and the left end edge of the extension stand (3) and the right side are fixedly provided with L-shaped outer guardrails (303), and the outer guardrails (303) are wrapped outside the extension inner frame (5).
3. A safe aerial work platform for bridge construction as claimed in claim 1, wherein: expansion mechanism (4) include gear (401), belt (402), hand wheel (403) and cardboard (404), expansion mechanism (4) bottom plate left and right sides both ends edge department and the corresponding position department fixed mounting of card rail (301) have the cardboard (404) that slide to suit, and the symmetry is rotated around the position department of expansion mechanism (4) bottom plate outside and tooth piece (302) looks parallel and level and is installed two gear (401), and rotates through belt (402) between gear (401) and be connected, and the expansion inner tower (5) bottom plate fixed mounting who passes the top in the upper end of gear (401) of rear end has hand wheel (403).
4. A safe aerial work platform for bridge construction as claimed in claim 1, wherein: the expanding mechanism (4) and the extending stand (3) are located on the outer side of the platform main body (1) and are consistent in area.
5. A safe aerial work platform for bridge construction as claimed in claim 1, wherein: the expansion inner frame (5) comprises an inner door (501), the inner door (501) is rotatably installed in the front end vertical frame and the rear end vertical frame of the expansion inner frame (5) through hinge shafts, and the inner door (501) is in an inward opening mode.
6. A safe aerial work platform for bridge construction as claimed in claim 1, wherein: the drawing mechanism (6) comprises a drawing arm (601) and a sliding block (602), the drawing arm (601) is rotatably connected to the opposite side wall of the inner side of the drawing mechanism (6) through a rotating shaft, the other end of the drawing arm (601) is rotatably connected with a cross-shaped sliding block (602) through a rotating shaft, and the sliding block (602) is vertically and slidably arranged in the hanging groove (203).
7. A safe aerial work platform for bridge construction as claimed in claim 1, wherein: hanging holes are formed in the upper ends of the four stand columns of the hanging rack (2), and the edges opposite to the two front hanging rails (201) are also provided with the hanging holes which are evenly spaced in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010798513.7A CN111877179B (en) | 2020-08-11 | 2020-08-11 | Safe aerial work platform for bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010798513.7A CN111877179B (en) | 2020-08-11 | 2020-08-11 | Safe aerial work platform for bridge construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111877179A CN111877179A (en) | 2020-11-03 |
| CN111877179B true CN111877179B (en) | 2021-04-13 |
Family
ID=73211191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010798513.7A Expired - Fee Related CN111877179B (en) | 2020-08-11 | 2020-08-11 | Safe aerial work platform for bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111877179B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112727041B (en) * | 2020-12-30 | 2022-05-17 | 无锡商业职业技术学院 | Movable building platform suitable for interior decoration |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2424987A1 (en) * | 1978-05-05 | 1979-11-30 | Goubaud Michel | Telescopic rail for high level working platform - connects hanging cantilever sub-frames by cotter pins at required length, and includes spigot for post |
| CN204690597U (en) * | 2015-06-02 | 2015-10-07 | 中铁二十三局集团有限公司 | For the removable Hanging Basket of erection of track beam |
| CN205975367U (en) * | 2016-08-06 | 2017-02-22 | 浙江祥达建设有限公司 | Bridge aerial working platform device |
| CN208103853U (en) * | 2018-03-01 | 2018-11-16 | 苏州市迅特液压升降机械有限公司 | A kind of scissor aerial work platform foldable guardrail |
| US10287150B1 (en) * | 2018-01-06 | 2019-05-14 | Ford Miller Holding Company, LLC | Mobile platform carrying system |
| CN210286669U (en) * | 2019-06-29 | 2020-04-10 | 苏州贝曼重工有限公司 | Anti-swing anti-falling mast type aerial work platform |
| CN210459921U (en) * | 2019-08-01 | 2020-05-05 | 中国建筑第二工程局有限公司 | Construction platform for building construction operation |
-
2020
- 2020-08-11 CN CN202010798513.7A patent/CN111877179B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2424987A1 (en) * | 1978-05-05 | 1979-11-30 | Goubaud Michel | Telescopic rail for high level working platform - connects hanging cantilever sub-frames by cotter pins at required length, and includes spigot for post |
| CN204690597U (en) * | 2015-06-02 | 2015-10-07 | 中铁二十三局集团有限公司 | For the removable Hanging Basket of erection of track beam |
| CN205975367U (en) * | 2016-08-06 | 2017-02-22 | 浙江祥达建设有限公司 | Bridge aerial working platform device |
| US10287150B1 (en) * | 2018-01-06 | 2019-05-14 | Ford Miller Holding Company, LLC | Mobile platform carrying system |
| CN208103853U (en) * | 2018-03-01 | 2018-11-16 | 苏州市迅特液压升降机械有限公司 | A kind of scissor aerial work platform foldable guardrail |
| CN210286669U (en) * | 2019-06-29 | 2020-04-10 | 苏州贝曼重工有限公司 | Anti-swing anti-falling mast type aerial work platform |
| CN210459921U (en) * | 2019-08-01 | 2020-05-05 | 中国建筑第二工程局有限公司 | Construction platform for building construction operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111877179A (en) | 2020-11-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4829726A (en) | Extensible construction | |
| WO2006087598A1 (en) | Roof railing for an elevator car adapted to be collapsed with a handle actuating all sides at the same time | |
| CN111877179B (en) | Safe aerial work platform for bridge construction | |
| DE3006491C2 (en) | Movable scaffolding anchored to a building | |
| CN106481061B (en) | Climbing frame | |
| US5381872A (en) | Scaffold system | |
| CN109025309B (en) | A kind of concrete spreader, jacking type concrete distributing device and its application method | |
| KR101175832B1 (en) | A ladder safety device for entrance of bridge check way | |
| US5109953A (en) | Formwork arrangement for erecting a structural wall | |
| US3394776A (en) | Suspended traveling scaffold | |
| CN109610807A (en) | A kind of folding guard rail and the overhead operation post comprising it | |
| DD244274A3 (en) | GERUEST FOR REPAIR WORK ON FACADES AND ROOF ROOFS | |
| CN213060110U (en) | Elevating platform protective structure for electric power construction | |
| CN114232968A (en) | Attached lifting scaffold device | |
| CN110778088B (en) | Lifting scaffold | |
| CN114645614A (en) | Rapid moving aerial work platform based on rail device | |
| CN114059838A (en) | Rail guard is used in road and bridge construction | |
| JPH0441889A (en) | Movable ladder | |
| CN219931984U (en) | Heavy hammer balance type large-span arbitrary long equipment hoisting opening | |
| CN218665311U (en) | Safety anti-falling protection device for airplane maintenance operation | |
| CN217998906U (en) | Rail guard subassembly and platform of ascending a height | |
| CN215671529U (en) | Partially malleable enclosing barrier | |
| CN220767761U (en) | Prefabricated T-beam hogging moment stretching operation equipment | |
| CN219909894U (en) | A operation platform for elevator car equipment | |
| GB2305203A (en) | Safety gate for a scaffolding walkway |
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 | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Tang Hui Inventor after: Shen Li Inventor after: Zhang Chenzi Inventor after: Zheng Cong Inventor before: Zheng Cong |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210331 Address after: 550000 No.15, unit 3, building 1, No.15 Yan'an west road, Yunyan District, Guiyang City, Guizhou Province Applicant after: Tang Hui Applicant after: Shen Li Applicant after: Zhang Chenzi Address before: 310000 School of civil engineering, Zhejiang University of technology, Liuhe Road, Xihu District, Hangzhou City, Zhejiang Province Applicant before: Zheng Cong |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210413 Termination date: 20210811 |