CN112249930A - Mounting device for lower structure of assembled bridge - Google Patents
Mounting device for lower structure of assembled bridge Download PDFInfo
- Publication number
- CN112249930A CN112249930A CN202011080342.0A CN202011080342A CN112249930A CN 112249930 A CN112249930 A CN 112249930A CN 202011080342 A CN202011080342 A CN 202011080342A CN 112249930 A CN112249930 A CN 112249930A
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- Prior art keywords
- distributed
- crane
- supporting
- rod
- fixed
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- 238000009434 installation Methods 0.000 claims abstract description 25
- 238000004804 winding Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 230000000903 blocking effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Images
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
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
-
- 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
- B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
- B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
- B66C23/80—Supports, e.g. outriggers, for mobile cranes hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/84—Slewing gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Jib Cranes (AREA)
Abstract
The invention relates to the technical field of bridge installation, and discloses an installation device for an assembled bridge substructure, which comprises a crane, wherein the crane is provided with a hoisting installation device, two rotating devices are distributed on two sides of the crane in an array manner, each rotating device is connected with two supporting devices distributed in an array manner, the crane is provided with crawler-type traveling wheels, the crane can conveniently run on uneven ground, the hoisting installation device can control the position of the crane, the hoisting installation is convenient, the manpower is saved, the supporting devices can adjust the length and the height from the ground, the included angle between the two different supporting devices can be realized, the support on different construction grounds is convenient, and a shock absorption rod is arranged above each supporting block, so that the stability of the supporting devices is improved. The method is simple to operate, can be suitable for various construction pavements, has strong applicability, and is suggested to be popularized.
Description
Technical Field
The invention relates to the technical field of bridge installation, in particular to an installation device for a lower structure of an assembled bridge.
Background
With the rapid development of social economy, road bridges are longer in construction mileage, and generally refer to structures erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through.
At present, bridge substructure installation mainly lifts by crane the installation to some heavier parts such as steel reinforcement cage and template, then waters, and current bridge substructure's installation device, simple structure lacks strutting arrangement or hardly supports on uneven road surface, when lifting by crane the heavier structure of installation, may cause whole hoisting accessory to topple over.
Disclosure of Invention
In order to solve the defects mentioned in the background art, the invention aims to provide an installation device of an assembled bridge substructure, which comprises a crane, wherein the crane is provided with a hoisting installation device, two rotating devices are distributed on two sides of the crane in an array manner, each rotating device is connected with two supporting devices distributed in an array manner, the crane is provided with crawler-type travelling wheels, the crane is convenient to drive on uneven ground, the hoisting installation device can be controlled in position, the hoisting installation is convenient, the manpower is saved, the supporting devices can be used for adjusting the length and the height from the ground, the included angle between the two different supporting devices can be used for facilitating the support on different construction grounds, and the shock-absorbing rods are arranged above the supporting blocks, so that the stability of the supporting devices is improved.
The purpose of the invention can be realized by the following technical scheme:
the mounting device comprises a crane, wherein a hoisting mounting device is arranged on the crane, two rotating devices are distributed on two sides of the crane in an array manner, and each rotating device is connected with two supporting devices distributed in an array manner.
The lifting vehicle comprises a chassis, two groups of crawler-type traveling wheels distributed in an array mode are arranged below the chassis, a control room is installed on one side above the chassis, a support frame is arranged on the side of the control room and is rotatably connected with the chassis, and two placing plates distributed in an array mode are arranged on two sides of the chassis; the support frame includes the backup pad, is equipped with two first baffles that the array distributes in the backup pad, and first baffle side is equipped with two second baffles that the array distributes, and backup pad side is fixed with the cable and places the box.
Hoisting accessory includes the cantilever, the one end setting of cantilever is between two first baffles, and the one end and the first baffle of cantilever rotate to be connected, the below of cantilever is rotated and is connected with first electric hydraulic telescopic handle, the one end setting of first electric hydraulic telescopic handle is between two second baffles, and the one end and the second baffle of first electric hydraulic telescopic handle rotate to be connected, the one end of cantilever is fixed with the bobbin support frame, be equipped with two direction bobbins that the array distributes on the bobbin support frame, the direction bobbin rotates with the bobbin support frame to be connected, be equipped with array distribution's guide way on the direction bobbin, the other end side of cantilever is equipped with the reel, the reel is placed box both sides wall with the cable and is rotated and is connected.
Furthermore, the rotating device comprises a motor, a worm gear is fixed on an output shaft of the motor, the worm gear is meshed with a worm, a first bevel gear and a second bevel gear are respectively fixed at two ends of the worm, the first bevel gear is meshed with a third bevel gear, the second bevel gear is meshed with a fourth bevel gear, and rotating rods are fixed at the bottoms of the third bevel gear and the fourth bevel gear.
Furthermore, strutting arrangement includes first bracing piece, first bracing piece and bull stick fixed connection, and it has the sliding tray to open on the first bracing piece, and one side of sliding tray is fixed with the electronic hydraulic telescoping rod of second, and the one end of the electronic hydraulic telescoping rod of second is fixed with the second bracing piece.
Furthermore, a third electric hydraulic telescopic rod is arranged below one end of the second supporting rod and fixed with a connecting plate, two damping rods distributed in an array mode are fixed below the connecting plate, and supporting blocks are fixed below the damping rods.
Furthermore, the winding drum is wound with a cable, the cable is arranged above the cantilever and in the guide groove, and one end of the cable is provided with a lifting hook.
Furthermore, the motor is fixed on placing the board, the one end of bull stick with place the board and rotate and be connected.
Further, the second support rod is arranged in the sliding groove in a sliding mode.
The invention has the beneficial effects that:
1. the crawler-type traveling wheels are arranged, so that the traveling is convenient to travel on uneven ground, the position of the device can be controlled by the device for hoisting and mounting, the hoisting and mounting are convenient, and the manpower is saved.
2. The invention is provided with the supporting device, the length and the height from the ground can be adjusted, the included angle between two different supporting devices can be adjusted, the supporting on different construction grounds is convenient, and the shock absorption rod is arranged above the supporting block, so that the stability of the supporting device is improved.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the hoist configuration of the present invention;
FIG. 3 is a schematic structural view of a support frame and a lifting installation device of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3A according to the present invention;
FIG. 5 is a schematic view of the construction of the rotating device of the present invention;
fig. 6 is a schematic structural view of the supporting device of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
As shown in fig. 1, the mounting device for the lower structure of the fabricated bridge comprises a crane 1, wherein a hoisting mounting device 2 is arranged on the crane 1, two rotating devices 3 are distributed on two sides of the crane 1 in an array manner, and each rotating device 3 is connected with two supporting devices 4 distributed in an array manner.
As shown in fig. 2, the crane 1 includes a chassis 11, two sets of tracked traveling wheels 12 distributed in an array are arranged below the chassis 11, the tracked traveling wheels 12 facilitate the crane to travel on uneven ground, a control room 13 is installed on one side above the chassis 11, a support frame 14 is arranged on one side of the control room 13, the support frame 14 is rotatably connected with the chassis 11, and two placing plates 15 distributed in an array are arranged on two sides of the chassis 11.
As shown in fig. 3 and 4, the supporting frame 14 includes a supporting plate 141, two first blocking plates 142 distributed in an array are disposed on the supporting plate 141, two second blocking plates 143 distributed in an array are disposed on the side of the first blocking plates 142, and a cable placing box 144 is fixed on the side of the supporting plate 141;
the hoisting installation device 2 comprises a cantilever 21, one end of the cantilever 21 is arranged between two first baffle plates 142, one end of the cantilever 21 is rotatably connected with the first baffle plates 142, a first electric hydraulic telescopic rod 22 is rotatably connected below the cantilever 21, one end of the first electric hydraulic telescopic rod 22 is arranged between two second baffle plates 143, one end of the first electric hydraulic telescopic rod 22 is rotatably connected with the second baffle plates 143, one end of the cantilever 21 is fixedly provided with a bobbin support frame 23, the bobbin support frame 23 is provided with two guide bobbins 24 distributed in an array manner, the guide bobbins 24 are rotatably connected with the bobbin support frame 23, the guide bobbins 24 are provided with guide grooves 25 distributed in an array manner, a winding drum 26 is arranged on the side of the other end of the cantilever 21, the winding drum 26 is rotatably connected with two side walls of a cable placing box 144, a cable 27 is wound on the winding drum 26, the cable 27 is arranged above the cantilever 21 and in the guide grooves 25, one end of cable 27 is equipped with lifting hook 28, and first electro-hydraulic telescopic handle 22 and reel 26 all are connected with the motor (not drawn in the figure), and first electro-hydraulic telescopic handle 22 is flexible and rotates, can adjust the position of cantilever 21 to the position of adjustment lifting hook 28 makes things convenient for bridge substructure to install suitable position, and reel 26 rotates the length that can adjust cable 27.
As shown in fig. 5, the rotating device 3 includes a motor 31, the motor 31 is fixed on the placing plate 15, an output shaft of the motor 31 is fixed with a worm gear 32, the worm gear 32 is engaged with a worm 33, two ends of the worm 33 are respectively fixed with a first bevel gear 34 and a second bevel gear 35, the first bevel gear 34 is engaged with a third bevel gear 36, the second bevel gear 35 is engaged with a fourth bevel gear 37, bottom portions of the third bevel gear 36 and the fourth bevel gear 37 are both fixed with a rotating rod 38, one end of the rotating rod 38 is rotatably connected with the placing plate 15, the motor 31 rotates to drive the worm gear 32 to rotate, thereby driving the worm 33 to rotate, and simultaneously the third bevel gear 36 and the fourth bevel gear 37 synchronously rotate in different directions to drive the rotating rod 38 to rotate.
As shown in fig. 6, the supporting device 4 includes a first supporting rod 41, the first supporting rod 41 is fixedly connected to the rotating rod 38, a sliding groove 42 is formed on the first supporting rod 41, a second electric hydraulic telescopic rod 43 is fixed to one side of the sliding groove 42, a second supporting rod 44 is fixed to one end of the second electric hydraulic telescopic rod 43, the second supporting rod 44 is slidably disposed in the sliding groove 42, a third electric hydraulic telescopic rod 45 is disposed below one end of the second supporting rod 44, a connecting plate 46 is fixed to the electric hydraulic telescopic rod 45, two shock-absorbing rods 47 distributed in an array are fixed below the connecting plate 46, supporting blocks 48 are fixed below the shock-absorbing rods 47, and the second electric hydraulic telescopic rod 43 can drive the second supporting rod 44 to slide along the sliding groove 42 to adjust the length of the supporting device 4, meanwhile, the third electrohydraulic telescopic rod 45 can adjust the position of the supporting block 48 from the ground according to the flatness of the ground around the crane 1.
The working principle is as follows: during the use, the staff control whole device in control room 13 reachs the position that needs to install bridge substructure, then control lift by crane installation device 2 adjustment lifting hook 28 position, installs bridge substructure such as steel reinforcement cage, template to the assigned position, and in the use, because the construction position unevenness, and the article weight of installation is great, strutting arrangement 4 can play the supporting role to whole installation device, prevents that installation device from toppling over, appears dangerously.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (7)
1. The mounting device for the lower structure of the assembled bridge comprises a crane (1), and is characterized in that the crane (1) is provided with a hoisting mounting device (2), two rotating devices (3) are distributed on two sides of the crane (1) in an array manner, and each rotating device (3) is connected with two supporting devices (4) distributed in an array manner;
the crane (1) comprises a chassis (11), two groups of crawler-type traveling wheels (12) distributed in an array mode are arranged below the chassis (11), a control room (13) is installed on one side above the chassis (11), a support frame (14) is arranged on the side of the control room (13), the support frame (14) is rotatably connected with the chassis (11), and two placing plates (15) distributed in an array mode are arranged on two sides of the chassis (11); the supporting frame (14) comprises a supporting plate (141), two first baffle plates (142) distributed in an array are arranged on the supporting plate (141), two second baffle plates (143) distributed in an array are arranged on the side of each first baffle plate (142), and a cable placing box (144) is fixed on the side of the supporting plate (141);
the hoisting installation device (2) comprises a cantilever (21), one end of the cantilever (21) is arranged between two first baffles (142), one end of the cantilever (21) is rotatably connected with the first baffles (142), a first electric hydraulic telescopic rod (22) is rotatably connected below the cantilever (21), one end of the first electric hydraulic telescopic rod (22) is arranged between two second baffles (143), one end of the first electric hydraulic telescopic rod (22) is rotatably connected with the second baffles (143), one end of the cantilever (21) is fixedly provided with a bobbin support frame (23), the bobbin support frame (23) is provided with two guide bobbins (24) distributed in an array manner, the guide bobbins (24) are rotatably connected with the bobbin support frame (23), guide grooves (25) distributed in an array manner are arranged on the guide bobbins (24), and a winding drum (26) is arranged on the side of the other end of the cantilever (21), the winding drum (26) is rotatably connected with two side walls of the cable placing box (144).
2. The mounting device for the assembled bridge substructure according to claim 1, characterized in that the rotating device (3) comprises a motor (31), a worm gear (32) is fixed on the output shaft of the motor (31), the worm gear (32) is engaged with a worm (33), a first bevel gear (34) and a second bevel gear (35) are respectively fixed on both ends of the worm (33), the first bevel gear (34) is engaged with a third bevel gear (36), the second bevel gear (35) is engaged with a fourth bevel gear (37), and the bottom parts of the third bevel gear (36) and the fourth bevel gear (37) are respectively fixed with a rotating rod (38).
3. The mounting device for the assembled bridge substructure according to claim 2, characterized in that the supporting device (4) comprises a first supporting rod (41), the first supporting rod (41) is fixedly connected with the rotating rod (38), the first supporting rod (41) is provided with a sliding groove (42), a second electrohydraulic telescoping rod (43) is fixed on one side of the sliding groove (42), and a second supporting rod (44) is fixed on one end of the second electrohydraulic telescoping rod (43).
4. The mounting device for the assembled bridge substructure according to claim 3, wherein a third electrohydraulic telescoping rod (45) is arranged below one end of the second support rod (44), a connecting plate (46) is fixed on the electrohydraulic telescoping rod (45), two shock-absorbing rods (47) distributed in an array are fixed below the connecting plate (46), and a support block (48) is fixed below the shock-absorbing rods (47).
5. An assembly bridge substructure installation apparatus according to claim 1, characterized in that the cable (27) is wound on the drum (26), the cable (27) being arranged above the cantilever (21) and in the guide groove (25), one end of the cable (27) being provided with a hook (28).
6. An assembly bridge substructure installation apparatus according to claim 2, characterized in that said motor (31) is fixed to the placing plate (15) and one end of said turning bar (38) is rotatably connected to the placing plate (15).
7. An assembly bridge substructure installation arrangement according to claim 3, characterized in that said second support bar (44) is slidingly arranged in a sliding groove (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080342.0A CN112249930B (en) | 2020-10-10 | 2020-10-10 | Mounting device for assembled bridge substructure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011080342.0A CN112249930B (en) | 2020-10-10 | 2020-10-10 | Mounting device for assembled bridge substructure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112249930A true CN112249930A (en) | 2021-01-22 |
| CN112249930B CN112249930B (en) | 2024-04-26 |
Family
ID=74242533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011080342.0A Active CN112249930B (en) | 2020-10-10 | 2020-10-10 | Mounting device for assembled bridge substructure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112249930B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117049393A (en) * | 2023-08-15 | 2023-11-14 | 河南五建建设集团有限公司 | Adjusting device for hoisting prefabricated small box girder |
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|---|---|---|---|---|
| EP1380534A1 (en) * | 2002-07-09 | 2004-01-14 | Gottwald Port Technology GmbH | Mobile harbour crane as a mobile transfer device for piece goods |
| CN202322173U (en) * | 2011-12-08 | 2012-07-11 | 湖州电力局 | Supporting suspension device |
| US20140202971A1 (en) * | 2011-07-15 | 2014-07-24 | Eli Bosco | Enhanced stability crane and methods of use |
| CN106006398A (en) * | 2016-08-02 | 2016-10-12 | 西安科技大学 | Track crane for underground coal mines |
| CN209306855U (en) * | 2018-10-16 | 2019-08-27 | 张文化 | A kind of road and bridge construction lifting appliance |
| CN210480690U (en) * | 2019-07-16 | 2020-05-08 | 江苏百崮钢结构工程有限公司 | Device convenient to bridge steel sheet lifts by crane |
| CN213651674U (en) * | 2020-10-10 | 2021-07-09 | 中交一公局集团有限公司 | Mounting device for lower structure of assembled bridge |
-
2020
- 2020-10-10 CN CN202011080342.0A patent/CN112249930B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1380534A1 (en) * | 2002-07-09 | 2004-01-14 | Gottwald Port Technology GmbH | Mobile harbour crane as a mobile transfer device for piece goods |
| US20140202971A1 (en) * | 2011-07-15 | 2014-07-24 | Eli Bosco | Enhanced stability crane and methods of use |
| CN202322173U (en) * | 2011-12-08 | 2012-07-11 | 湖州电力局 | Supporting suspension device |
| CN106006398A (en) * | 2016-08-02 | 2016-10-12 | 西安科技大学 | Track crane for underground coal mines |
| CN209306855U (en) * | 2018-10-16 | 2019-08-27 | 张文化 | A kind of road and bridge construction lifting appliance |
| CN210480690U (en) * | 2019-07-16 | 2020-05-08 | 江苏百崮钢结构工程有限公司 | Device convenient to bridge steel sheet lifts by crane |
| CN213651674U (en) * | 2020-10-10 | 2021-07-09 | 中交一公局集团有限公司 | Mounting device for lower structure of assembled bridge |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117049393A (en) * | 2023-08-15 | 2023-11-14 | 河南五建建设集团有限公司 | Adjusting device for hoisting prefabricated small box girder |
| CN117049393B (en) * | 2023-08-15 | 2024-05-07 | 河南五建建设集团有限公司 | Adjusting device for hoisting prefabricated small box girder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112249930B (en) | 2024-04-26 |
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