CN114904694A - Bridge steel structure spraying device - Google Patents
Bridge steel structure spraying device Download PDFInfo
- Publication number
- CN114904694A CN114904694A CN202210692097.1A CN202210692097A CN114904694A CN 114904694 A CN114904694 A CN 114904694A CN 202210692097 A CN202210692097 A CN 202210692097A CN 114904694 A CN114904694 A CN 114904694A
- Authority
- CN
- China
- Prior art keywords
- spraying
- frame
- horizontal
- steel structure
- motor
- 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.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
- B05B13/0228—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the movement of the objects being rotative
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The invention belongs to the technical field of bridge steel structure spraying, and discloses a bridge steel structure spraying device which comprises a spraying frame, wherein a driving shaft is rotatably arranged on the upper side of the spraying frame, the bottom of the driving shaft penetrates through the spraying frame and is connected with a fixed disc, the upper end of the driving shaft penetrates through the spraying frame and is fixedly connected with a driving gear, a telescopic rack is meshed with the outer side of the driving gear, a driving mechanism for driving the telescopic rack to telescopically move is arranged on the spraying frame, lifting screws are rotatably arranged at two ends of the inner side of the spraying frame in the vertical direction, lifting blocks are arranged on the lifting screws through thread structures, horizontal frames are arranged on the lifting blocks, horizontal screws are rotatably arranged in the horizontal frames, horizontal blocks are arranged on the horizontal screws through thread structures, and spraying mechanisms are arranged on the horizontal blocks. According to the invention, the steel structure being sprayed can rotate clockwise and anticlockwise in a reciprocating manner, so that the spraying requirement is met, and meanwhile, the spraying nozzle can be adjusted at any position, so that the requirement of omnibearing and repeated spraying is met.
Description
Technical Field
The invention relates to the technical field of bridge steel structure spraying, in particular to a bridge steel structure spraying device.
Background
Steel structure engineering is a structure mainly made of steel, and is one of main building structure types. The structure mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and all members or parts are usually connected by welding seams, bolts or rivets. The steel material features high strength, light dead weight, high rigidity and high deformation capacity, so it is especially suitable for building large span, superelevation and superheavy buildings. Therefore, steel structures are common in bridge buildings, the bridge is often positioned above a river, air is wet, anti-corrosion treatment is needed, and spraying of anti-corrosion paint is one of common anti-corrosion means.
The spraying paint of steel construction generally sprays paint through the manual work, because spraying process's characteristic, each steel construction all needs many times multilayer spraying, has increased people's working strength among this intangible, to some large-scale steel constructions simultaneously, still needs many people to cooperate simultaneously just can carry out all-round spraying, otherwise can cause the spraying layer to produce the layering, has seriously influenced the spraying quality, consequently, needs further improvement.
Disclosure of Invention
The invention aims to provide a bridge steel structure spraying device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a bridge steel structure spraying device, includes the spraying frame, and the spraying frame upside is rotated and is installed the drive shaft, and the drive shaft bottom passes the spraying frame and is connected with the fixed disk, the drive shaft upper end passes spraying frame fixedly connected with drive gear, and the meshing of the drive gear outside has flexible rack, install the actuating mechanism that the flexible rack of drive carries out telescopic removal on the spraying frame, rotate installation elevating screw in the vertical direction in the inboard both ends of spraying frame, install the elevator through helicitic texture on the elevating screw, install the horizontal stand on the elevator, horizontal stand internal rotation installs horizontal screw, installs horizontal piece through helicitic texture on the horizontal screw, installs spraying mechanism on the horizontal piece, spraying mechanism includes the spraying mouth and is used for adjusting the slewing mechanism of spraying mouth spraying angle.
As a modified scheme of the invention: the driving mechanism comprises a driving motor arranged at the top of the spraying frame through a motor frame, the output end of the driving motor is connected with a crank frame, and one side, far away from the output end, of the crank frame is hinged with a telescopic rack.
As a modified scheme of the invention: a swing frame is arranged between the telescopic rack and the driving gear, the swing frame is rotatably installed on the driving shaft, and the swing frame is of a U-shaped frame structure.
As a modified scheme of the invention: the bottom edge of the fixed disc is provided with a plurality of strapping tapes.
As a modified scheme of the invention: the top of the lifting screw is connected with the output end of a lifting motor, the lifting motor is installed at the top of the spraying frame, one end of the horizontal screw is connected with a horizontal motor, and the horizontal motor is installed on the horizontal frame.
As a modified scheme of the invention: slewing mechanism installs the support frame including fixing the mounting panel on the horizontal piece on the mounting panel symmetry, installs the worm on the support frame, and the worm both ends are passed the support frame and are connected with the tilt frame, rotate between the tilt frame and install the worm wheel of mutually supporting with the worm, and worm wheel both ends coupling fixed mounting has the rotating turret, and worm wheel one end fixed mounting rotor plate is kept away from to the rotating turret.
As a modified scheme of the invention: and a spraying nozzle is fixedly arranged on the rotating plate and communicated with a spraying pipe.
As a modified scheme of the invention: the inclined frame comprises an annular frame, a through hole frame is fixedly installed at one end of the annular frame, and a counter hole frame is fixedly installed at one end of the annular frame.
As a modified scheme of the invention: one end of the worm penetrates through the through hole frame to be connected with a first motor, one end of the inner side of the counter bore frame is rotatably installed on the worm, the output end of the second motor fixedly connected with one end of the worm is far away from the counter bore frame, and the first motor and the second motor are installed on the installation plate.
As a modified scheme of the invention: a plurality of movable wheels are installed at the bottom of the spraying frame and are of universal self-locking wheel structures.
Compared with the prior art, the invention has the beneficial effects that:
the utility model provides a bridge steel structure spraying device, rational in infrastructure, the modern design, through mutually supporting of the drive gear and the telescopic gear that set up, make the steel construction that is spraying can carry out clockwise and anticlockwise reciprocating rotation, and then satisfied the needs of spraying, simultaneously at elevating screw, horizontal screw and slewing mechanism's cooperation down, make the spraying mouth can the optional position adjust, the needs of all-round spraying many times have been satisfied, the spraying quality has further been improved, therefore, the clothes hanger is strong in practicability, and the reliability is high.
Drawings
FIG. 1 is a schematic overall front view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is a schematic overall rear view of the present invention;
FIG. 4 is a schematic top view of a portion of the present invention;
FIG. 5 is a schematic view of the installation structure of the horizontal screw and the elevating screw according to the present invention;
FIG. 6 is a schematic structural view of a rotating mechanism according to the present invention;
fig. 7 is a schematic structural view of the tilting frame of the present invention.
In the figure: 1. a spraying frame; 2. a lifting block; 3. lifting a screw rod; 4. a lifting motor; 5. a drive motor; 6. a telescopic rack; 7. a motor frame; 8. a drive gear; 9. a crank frame; 10. a swing frame; 11. a drive shaft; 12. fixing the disc; 13. a spray pipe; 14. a horizontal lead screw; 15. a strapping tape; 16. a spray nozzle; 17. a rotating mechanism; 18. a horizontal block; 19. a horizontal frame; 20. a moving wheel; 21. a horizontal motor; 22. mounting a plate; 23. a support frame; 24. a first motor; 25. an inclined frame; 26. a rotating frame; 27. a rotating plate; 28. a worm gear; 29. a second motor; 30. a worm; 31. an annular frame; 32. a counter bore frame; 33. a through-hole frame.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1
Referring to fig. 1 to 7, in the embodiment of the invention, a bridge steel structure spraying device comprises a spraying frame 1, a driving shaft 11 is rotatably installed on the upper side of the spraying frame 1, the bottom of the driving shaft 11 penetrates through the spraying frame 1 to be connected with a fixed disc 12, the fixed disc 12 is used for realizing the fixed placement of a steel structure to be sprayed, the upper end of the driving shaft 11 penetrates through the spraying frame 1 to be fixedly connected with a driving gear 8, the outer side of the driving gear 8 is meshed with a telescopic rack 6, a driving mechanism for driving the telescopic rack 6 to telescopically move is installed on the spraying frame 1, so that the telescopic rack 6 is always in a meshed moving state along the outer side of the driving gear 8, the driving gear 8 is finally ensured to periodically and reciprocally rotate clockwise and anticlockwise, lifting screws 3 are rotatably installed on the two ends of the inner side of the spraying frame 1 in the vertical direction, lifting blocks 2 are installed on the lifting screws 3 through thread structures, thereby turn into lifting screw 3's rotary motion into lifting block 2's up-and-down linear motion, install horizontal bracket 19 on the lifting block 2, horizontal bracket 19 internally mounted has horizontal lead screw 14, installs horizontal piece 18 through helicitic texture on the horizontal lead screw 14 to turn into horizontal piece 18's linear motion with horizontal lead screw 14's rotary motion, install spraying mechanism on the horizontal piece 18, spraying mechanism includes 16 and is used for adjusting 16 rotation mechanism 17 of spraying nozzle spraying angle, thereby makes spraying nozzle 16 can follow the not angular spraying of difference to the bridge steel construction, has finally ensured the full angle spraying of steel construction, has further improved spraying quality.
In one embodiment of the invention, the driving mechanism comprises a driving motor 5 which is arranged at the top of the spraying frame 1 through a motor frame 7, the output end of the driving motor 5 is connected with a crank frame 9, one side of the crank frame 9, which is far away from the output end, is hinged with a telescopic rack 6, when the spraying frame works, the driving motor 5 drives the crank frame 9 to rotate, then the telescopic rack 6 is always meshed with a driving gear 8 while moving, and finally the clockwise and anticlockwise reciprocating periodic rotation of a driving shaft 11 is ensured.
In an embodiment of the invention, a swing frame 10 is arranged between the telescopic rack 6 and the driving gear 8, the swing frame 10 is rotatably mounted on the driving shaft 11, the swing frame 10 is of a U-shaped frame structure, and particularly, the swing frame 10 further ensures that the telescopic rack 6 can be always meshed with the driving gear 8 in the moving process, so that the reliability of the whole spraying device is ensured.
In one embodiment of the present invention, the edge of the bottom of the fixed plate 12 is provided with a plurality of binding bands 15, so that the steel structure to be sprayed can be fixed on the bottom of the fixed plate 12 and can rotate along with the fixed plate 12.
In one embodiment of the invention, the top of the lifting screw 3 is connected with the output end of the lifting motor 4, the lifting motor 4 is installed at the top of the spraying frame 1, one end of the horizontal screw 14 is connected with the horizontal motor 21, the horizontal motor 21 is installed on the horizontal frame 19, when the spraying mechanism works, the horizontal motor 21 drives the horizontal screw 14 to rotate, then the lifting block 2 drives the whole spraying mechanism to move up and down, the lifting motor 4 drives the lifting screw 3 to rotate, and finally the spraying mechanism can move back and forth.
In an embodiment of the present invention, the rotating mechanism 17 includes a mounting plate 22 fixed on the horizontal block 18, the mounting plate 22 is symmetrically provided with a support frame 23, the support frame 23 is provided with a worm 30, two ends of the worm 30 penetrate through the support frame 23 to be connected with an inclined frame 25, a worm wheel 28 mutually matched with the worm 30 is rotatably installed between the inclined frames 25, two ends of the worm wheel 28 are coupled and fixedly provided with a rotating frame 26, one end of the rotating frame 26 far away from the worm wheel 28 is fixedly provided with a rotating plate 27, when the spraying nozzle 16 needs to be adjusted in an up-down angle, the inclined frame 25 is directly driven to rotate, when the spraying nozzle 16 needs to be adjusted in a front-back angle, the worm 30 needs to be rotated, and then the worm wheel 28 drives the rotating frame 26 to be adjusted in a rotation angle.
In an embodiment of the present invention, the rotating plate 27 is fixedly provided with a spraying nozzle 16, the spraying nozzle 16 is communicated with a spraying pipe 13, and the spraying nozzle 16 is provided with a plurality of spray holes, so as to effectively spray the spraying liquid introduced by the spraying pipe 13.
In an embodiment of the present invention, the tilting frame 25 includes an annular frame 31, one end of the annular frame 31 is fixedly installed with a through hole frame 33, and the other end is fixedly installed with a counter hole frame 32, and by setting the tilting frame 25 as the above-mentioned mechanism, the worm 30 can be effectively ensured to drive the corresponding structure to rotate when rotating, and finally, the requirement of adjusting two angles is met.
In an embodiment of the present invention, one end of the worm 30 penetrates through the through-hole frame 33 to be connected to the first motor 24, one end of the inner side of the counter-hole frame 32 is rotatably mounted on the worm 30, one end of the counter-hole frame 32, which is far away from the worm 30, is fixedly connected to an output end of the second motor 29, and both the first motor 24 and the second motor 29 are mounted on the mounting plate 22, and when the spray nozzle 16 works, the first motor 24 drives the worm 30 to rotate, so as to change the front and rear angles of the spray nozzle 16, and the second motor 29 directly drives the inclined frame 25 to rotate, so as to change the up and down angles of the spray nozzle 16.
Example 2
In another embodiment of the present invention, the embodiment is different from the above embodiments in that a plurality of movable wheels 20 are installed at the bottom of the spraying frame 1, and the movable wheels 20 are in a universal self-locking wheel structure, so that the movable application range of the whole spraying device is increased.
The working principle of the invention is as follows: the during operation, at first through removing on taking turns 20 and moving whole spraying frame 1 to the position that needs pull the steel construction from top to bottom, later fix whole steel construction through strapping 15, later start driving motor 5, make the steel construction carry out reciprocating rotation, simultaneously through starting elevator motor 4, horizontal motor 21, the position of first motor 24 and second motor 29 to spraying mouth 16 is adjusted and is changed, finally realized the comprehensive spraying to bridge steel structure, whole operation process is swift convenient, and is worth using widely.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a bridge steel structure spraying device, includes spraying frame (1), its characterized in that, spraying frame (1) upside is rotated and is installed drive shaft (11), and drive shaft (11) bottom is passed spraying frame (1) and is connected with fixed disk (12), spraying frame (1) fixedly connected with drive gear (8) is passed to drive shaft (11) upper end, and the meshing has flexible rack (6) outside drive gear (8), install the actuating mechanism that drives flexible rack (6) and carry out telescopic removal on spraying frame (1), rotation installation elevating screw (3) in the vertical direction of spraying frame (1) inboard both ends, install elevator (2) through the helicitic texture on elevating screw (3), install horizontal stand (19) on elevator (2), horizontal stand (19) internal rotation installs horizontal screw (14), installs horizontal piece (18) through the helicitic texture on horizontal screw (14), the horizontal block (18) is provided with a spraying mechanism, and the spraying mechanism comprises a spraying nozzle (16) and a rotating mechanism (17) for adjusting the spraying angle of the spraying nozzle (16).
2. The bridge steel structure spraying device as claimed in claim 1, wherein the driving mechanism comprises a driving motor (5) which is arranged at the top of the spraying frame (1) through a motor frame (7), the output end of the driving motor (5) is connected with a crank frame (9), and a telescopic rack (6) is hinged on one side of the crank frame (9) far away from the output end.
3. The spraying device for the bridge steel structure as recited in claim 2, wherein a swing frame (10) is arranged between the telescopic rack (6) and the driving gear (8), the swing frame (10) is rotatably mounted on the driving shaft (11), and the swing frame (10) is of a U-shaped frame structure.
4. A bridge steel structure spraying device according to claim 1, characterized in that the bottom edge of the stationary disc (12) is fitted with strapping bands (15).
5. The bridge steel structure spraying device according to claim 1, wherein the top of the lifting screw (3) is connected with the output end of a lifting motor (4), the lifting motor (4) is installed at the top of the spraying frame (1), one end of the horizontal screw (14) is connected with a horizontal motor (21), and the horizontal motor (21) is installed on a horizontal frame (19).
6. The bridge steel structure spraying device of claim 1, wherein the rotating mechanism (17) comprises a mounting plate (22) fixed on the horizontal block (18), support frames (23) are symmetrically mounted on the mounting plate (22), a worm (30) is mounted on the support frames (23), two ends of the worm (30) penetrate through the support frames (23) and are connected with inclined frames (25), worm wheels (28) matched with the worm (30) are rotatably mounted between the inclined frames (25), rotating frames (26) are fixedly mounted at two ends of the worm wheels (28) in a shaft connection mode, and rotating plates (27) are fixedly mounted at one ends, far away from the worm wheels (28), of the rotating frames (26).
7. The bridge steel structure spraying device according to claim 6, wherein the rotating plate (27) is fixedly provided with a spraying nozzle (16), and the spraying nozzle (16) is communicated with a spraying pipe (13).
8. A spraying device for a bridge steel structure according to claim 6, characterized in that the tilting frame (25) comprises an annular frame (31), and a through hole frame (33) and a counter hole frame (32) are fixedly arranged on the annular frame (31) at one ends.
9. The bridge steel structure spraying device as claimed in claim 8, wherein one end of the worm (30) is connected with a first motor (24) through a through hole frame (33), one end of the inner side of the counter hole frame (32) is rotatably mounted on the worm (30), one end of the counter hole frame (32) far away from the worm (30) is fixedly connected with an output end of a second motor (29), and the first motor (24) and the second motor (29) are both mounted on the mounting plate (22).
10. The bridge steel structure spraying device according to claim 1, wherein a plurality of movable wheels (20) are mounted at the bottom of the spraying frame (1), and the movable wheels (20) are of universal self-locking wheel structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210692097.1A CN114904694A (en) | 2022-06-17 | 2022-06-17 | Bridge steel structure spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210692097.1A CN114904694A (en) | 2022-06-17 | 2022-06-17 | Bridge steel structure spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114904694A true CN114904694A (en) | 2022-08-16 |
Family
ID=82771716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210692097.1A Withdrawn CN114904694A (en) | 2022-06-17 | 2022-06-17 | Bridge steel structure spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114904694A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117065991A (en) * | 2023-10-16 | 2023-11-17 | 金鼎重工有限公司 | Corrosion-resistant coating device for H-shaped steel |
-
2022
- 2022-06-17 CN CN202210692097.1A patent/CN114904694A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117065991A (en) * | 2023-10-16 | 2023-11-17 | 金鼎重工有限公司 | Corrosion-resistant coating device for H-shaped steel |
| CN117065991B (en) * | 2023-10-16 | 2023-12-19 | 金鼎重工有限公司 | Corrosion-resistant coating device for H-shaped steel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111828813B (en) | Production safety monitoring device for crusher and monitoring method thereof | |
| CN114904694A (en) | Bridge steel structure spraying device | |
| CN214599934U (en) | Building aluminum formwork curing means | |
| CN212953914U (en) | Movable hanger for portal crane | |
| CN214467237U (en) | Electric television bracket | |
| CN112627050A (en) | Box girder template for municipal administration road and bridge construction | |
| CN207810907U (en) | The discarded cable winding device that building removal generates | |
| CN2115324U (en) | Fixed pillar rotary arm crane frame | |
| CN112303436A (en) | Electric adjusting device for security monitoring screen | |
| CN216893471U (en) | Elevator shaft inner barrel aluminum template lifting device | |
| CN219931403U (en) | Two-stage telescopic vertical beam mechanism | |
| CN221675640U (en) | Bending device for steel structure production | |
| CN212356393U (en) | Accurate rigging equipment of prefabricated component of assembly type structure | |
| CN219469472U (en) | Quick detachable's afforestation construction hoist device | |
| CN211496694U (en) | Special truss arm of wind-powered electricity generation operating mode of trapezoidal cross-section | |
| CN217924412U (en) | Energy-concerving and environment-protective steel construction bracket that stability is strong | |
| CN219470695U (en) | Pier body top die supporting device | |
| CN221202687U (en) | Building intelligent equipment monitoring device | |
| CN221019251U (en) | Pressure vessel welding device | |
| CN219429599U (en) | Lifting support for construction | |
| CN221739673U (en) | Auxiliary hoisting device for building construction | |
| CN221165658U (en) | Combined slag removing device | |
| CN219259392U (en) | Hoisting structure | |
| CN219899720U (en) | Dust screen leveling equipment | |
| CN216345292U (en) | Real-time monitoring device for gantry crane walking mechanism |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220816 |