CN113562603A - Steel arch bridge is built with equipment of supplementary mainboard hoist and mount - Google Patents
Steel arch bridge is built with equipment of supplementary mainboard hoist and mount Download PDFInfo
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- CN113562603A CN113562603A CN202110860357.7A CN202110860357A CN113562603A CN 113562603 A CN113562603 A CN 113562603A CN 202110860357 A CN202110860357 A CN 202110860357A CN 113562603 A CN113562603 A CN 113562603A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 82
- 239000010959 steel Substances 0.000 title claims abstract description 82
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/28—Duplicate, e.g. pivoted, members engaging the loads from two sides
- B66C1/30—Duplicate, e.g. pivoted, members engaging the loads from two sides and also arranged to grip the sides of the loads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the field of hoisting engineering, in particular to equipment for hoisting an auxiliary main board for constructing a steel arch bridge, which comprises a hook, a first supporting plate, a limiting component, a clamping component and the like; the hook is rotatably connected with a first supporting plate, the limiting assembly is arranged on the first supporting plate, and the clamping assembly is arranged on the first supporting plate. Through the cooperation of second carriage and device above that, the arched bridge frame can promote the second carriage and put the upward movement on it, manual control electric putter extension once more, the same reason, the fluting deflector can drive the slurcam and device above that moves towards the direction of keeping away from each other, make the second carriage no longer restrict the steel arched bridge mainboard between the pinch-off blades, the pinch-off blades can move towards the direction of keeping away from each other simultaneously, make the pinch-off blades loosen the steel arched bridge mainboard, be convenient for follow-up install the steel arched bridge mainboard on the steel arched bridge, and the work efficiency is improved, the effect that can accurately lay the steel arched bridge mainboard on the steel arched bridge has been reached.
Description
Technical Field
The invention relates to the field of hoisting engineering, in particular to equipment for hoisting an auxiliary main board for constructing a steel arch bridge.
Background
The arch bridge is the most common bridge style in China, and has various forms and attractive appearance. The arch bridge is the crown of various bridge types, and according to incomplete statistics, 7 percent of the Chinese highway bridges are the arch bridges. The steel arch bridge also belongs to an arch bridge, the main material of the steel arch bridge is a steel arch bridge main board, the steel arch bridge main board is of a steel structure, and the steel arch bridge has the characteristics of small number of rod pieces, good integrity, material saving, better economic index and the like, and has wide application prospect at home and abroad.
In the process of installing the steel arch bridge, firstly, a bridge and a pier of the steel arch bridge need to be prefabricated in a workshop, the prefabricated bridge and the pier are transported to a construction site for combined installation, in the installation process, hoisting is one of important operation steps, the existing hoisting method is to place the steel arch bridge on a hoisting plate connected with a hoisting rope, the hoisting rope is connected with a lifting hook, then the steel arch bridge is hoisted to a construction position, then a plurality of workers are required to take hands to take down a steel arch bridge main plate from the hoisting plate, manpower is wasted, and the steel arch bridge main plate and the steel arch bridge are aligned manually and troublesome.
Disclosure of Invention
Based on this, it is necessary to provide a device capable of automatically clamping the main plate of the steel arch bridge placed on the supporting base and accurately placing the main plate of the steel arch bridge on the steel arch bridge to lift the auxiliary main plate for constructing the steel arch bridge, so as to solve the problems of the prior art that a lot of manpower is consumed, the working efficiency is low, and it is troublesome to manually align the main plate of the steel arch bridge with the steel arch bridge.
The technical implementation scheme of the invention is as follows: the utility model provides a steel arch bridge is built with equipment of supplementary mainboard hoist and mount, is including couple, first backup pad, spacing subassembly and clamping component, and the last rotation type of couple is connected with first backup pad, and spacing subassembly is located on the first backup pad, and clamping component locates on the first backup pad.
Further, spacing subassembly is including the clamp plate, the fluting connecting plate, a support frame, spacing swing board, place supporting seat and stopper, and the symmetry slidingtype is connected with the clamp plate on the first backup pad, and two clamp plates correspond the setting, and the hookup has the fluting connecting plate on the clamp plate, and the support frame has been connected at first backup pad top, and the last rotation type of support frame is connected with spacing swing board, and spacing swing board is with the spacing cooperation of two fluting connecting plates, is equipped with on other supporting mechanism and places the supporting seat, and the symmetry hookup has the stopper on placing the supporting seat.
Further, clamping component is including electric putter, first promotion frame, promotion piece and first spring, and the hookup of first backup pad top has electric putter, and the hookup of electric putter one end has first promotion frame, and the sliding type is connected with on the first promotion frame promotes the piece, promotes piece and one of them clamp plate hookup, promotes to be connected with first spring between piece and the first promotion frame.
The utility model discloses a support, including the side alignment subassembly, the side alignment subassembly is located on the first backup pad, the side alignment subassembly is including the second backup pad, the slurcam, the fluting deflector, first carriage, the second spring, second carriage and third spring, the symmetry hookup has the second backup pad on the first backup pad, sliding connection has the slurcam on the second backup pad, the symmetry hookup has the fluting deflector on the first pushing frame, fluting deflector and the spacing cooperation of slurcam, sliding connection has first carriage on the second backup pad, first carriage and slurcam sliding connection, be connected with the second spring between slurcam and the first carriage, sliding connection has the second carriage on the first carriage, be connected with the third spring between second carriage and the first carriage.
Further, the device comprises an alignment auxiliary assembly, wherein the alignment auxiliary assembly is arranged on the clamping plate and comprises a supporting frame and a rotating roller, the clamping plate is connected with a pair of supporting frames, and the supporting frame is rotatably connected with the rotating roller.
The anti-deflection component is arranged on the side edge aligning component and comprises a first limiting plate, a second limiting plate, a limiting pushing frame, a fourth spring, a limiting frame, a fifth spring and a second pushing frame, the first limiting plate is connected onto one second sliding frame, the second limiting plate is connected onto the other second sliding frame, the limiting pushing frame is connected onto the second limiting plate in a sliding mode and clamped into the first limiting plate, the fourth spring is connected between the limiting pushing frame and the second limiting plate, the limiting frame is connected onto the supporting frame, the second pushing frame is connected onto the limiting frame in a sliding mode and clamped onto the limiting swing plate, and the fifth spring is connected between the second pushing frame and the limiting frame.
The invention has the following advantages:
through the cooperation of first spring and clamp plate and device above for the steel arch bridge mainboard that the clamp plate will place on the supporting seat is pressed from both sides tightly, and the follow-up work of being convenient for has reached and to have placed the tight effect of steel arch bridge mainboard clamp on the supporting seat automatically.
Through the cooperation of second carriage and device above that, the arched bridge frame can promote the second carriage and put the upward movement on it, manual control electric putter extension once more, the same reason, the fluting deflector can drive the slurcam and device above that moves towards the direction of keeping away from each other, make the second carriage no longer restrict the steel arched bridge mainboard between the pinch-off blades, the pinch-off blades can move towards the direction of keeping away from each other simultaneously, make the pinch-off blades loosen the steel arched bridge mainboard, be convenient for follow-up install the steel arched bridge mainboard on the steel arched bridge, and the work efficiency is improved, the effect that can accurately lay the steel arched bridge mainboard on the steel arched bridge has been reached.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic perspective view of the spacing assembly of the present invention.
Fig. 4 is a perspective view of the clamping assembly of the present invention.
FIG. 5 is a perspective view of the side alignment assembly of the present invention.
Fig. 6 is a partial perspective view of the present invention.
Fig. 7 is a perspective view of the alignment aid assembly of the present invention.
Fig. 8 is a schematic perspective view of a portion of the anti-deflection assembly of the present invention.
Fig. 9 is a perspective view of the anti-deflection assembly of the present invention.
The meaning of the reference symbols in the figures: 1: hook, 2: first support plate, 3: spacing subassembly, 31: clamping plate, 32: slotted link, 33: support frame, 34: spacing swing board, 35: placing support seat, 36: stopper, 4: clamping assembly, 41: electric putter, 42: first pushing frame, 43: push block, 44: first spring, 5: side edge alignment assembly, 51: second support plate, 52: push plate, 53: slotted guide plate, 54: first carriage, 541: second spring, 55: second carriage, 56: third spring, 6: alignment assistance assembly, 61: support frame, 62: rotating roller, 7: anti-deflection assembly, 71: first limiting plate, 72: second limiting plate, 721: spacing pushing frame, 722: fourth spring, 73: limiting frame, 74: fifth spring, 75: a second pushing frame.
Detailed Description
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the specific connection mode of each part adopts the conventional means of mature bolts, rivets, welding, sticking and the like in the prior art, and the detailed description is not repeated.
Example (b): the utility model provides a steel arch bridge is built with equipment of supplementary mainboard hoist and mount, as shown in fig. 1-9, including couple 1, first backup pad 2, spacing subassembly 3 and clamping component 4, the last rotation type of couple 1 is connected with first backup pad 2, and spacing subassembly 3 is located on first backup pad 2, and spacing subassembly 3 is used for pressing from both sides the steel arch bridge mainboard of placing on the supporting seat 35 tightly, and clamping component 4 is located on first backup pad 2.
The limiting component 3 comprises clamping plates 31, slotted connecting plates 32, supporting frames 33, limiting swing plates 34, a placing supporting seat 35 and limiting blocks 36, the clamping plates 31 are symmetrically and slidably connected to the first supporting plate 2, the clamping plates 31 are used for clamping a steel arch bridge main plate placed on the supporting seat 35, the two clamping plates 31 are correspondingly arranged, the slotted connecting plates 32 are connected to the clamping plates 31, the supporting frames 33 are connected to the top of the first supporting plate 2, the limiting swing plates 34 are rotatably connected to the supporting frames 33, the limiting swing plates 34 are used for driving the clamping plates 31 far away from one side of the pushing block 43 to move towards the direction far away from the supporting frames 33, the limiting swing plates 34 are in limiting fit with the two slotted connecting plates 32, the other supporting mechanisms are provided with a placing supporting seat 35, the placing supporting seat 35 is symmetrically connected with limiting blocks 36, and the limiting blocks 36 are used for pushing the second sliding frame 55 and the devices thereon to move upwards.
The clamping assembly 4 comprises an electric push rod 41, a first push frame 42, a pushing block 43 and a first spring 44, the top of the first support plate 2 is connected with the electric push rod 41, the electric push rod 41 is used for driving the first push frame 42 and an upper device thereof to reciprocate, one end of the electric push rod 41 is connected with the first push frame 42, the first push frame 42 is connected with the pushing block 43 in a sliding mode, the pushing block 43 is connected with one of the clamping plates 31, the first spring 44 is connected between the pushing block 43 and the first push frame 42, and the first spring 44 is used for driving the pushing block 43 and the upper device thereof to move towards a direction far away from the support frame 33.
The steel arch bridge support is characterized by further comprising a side aligning assembly 5, wherein the side aligning assembly 5 is arranged on the first support plate 2, the side aligning assembly 5 is used for limiting a steel arch bridge main plate placed on the support seat 35, the side aligning assembly 5 comprises a second support plate 51, a pushing plate 52, a slotted guide plate 53, a first sliding frame 54, a second spring 541, a second sliding frame 55 and a third spring 56, the second support plate 51 is symmetrically connected to the first support plate 2, the pushing plate 52 is slidably connected to the second support plate 51, the slotted guide plate 53 is symmetrically connected to the first pushing frame 42, the pushing plate 52 and the device on the pushing plate can move towards the direction close to each other under the guiding action of the slotted guide plate 53, the slotted guide plate 53 is in limiting fit with the pushing plate 52, the first sliding frame 54 is slidably connected to the second support plate 51, and the first sliding frame 54 is slidably connected with the pushing plate 52, a second spring 541 is connected between the pushing plate 52 and the first sliding frame 54, a second sliding frame 55 is slidably connected on the first sliding frame 54, the second sliding frame 55 is used for pushing the steel arch bridge main board placed on the supporting seat 35 to center the steel arch bridge main board, a third spring 56 is connected between the second sliding frame 55 and the first sliding frame 54, and the third spring 56 is used for driving the second sliding frame 55 and the upper device to reset.
The steel arch bridge main board aligning device is characterized by further comprising an aligning auxiliary assembly 6, wherein the aligning auxiliary assembly 6 is arranged on the clamping plate 31, the aligning auxiliary assembly 6 comprises a supporting frame 61 and a rotating roller 62, the clamping plate 31 is connected with a pair of supporting frames 61, the supporting frames 61 are connected with the rotating roller 62 in a rotating mode, and the second sliding frame 55 can push the steel arch bridge main board to move conveniently through the rotating roller 62.
The steel arch bridge structure further comprises an anti-deflection assembly 7, the anti-deflection assembly 7 is arranged on the side edge alignment assembly 5, the anti-deflection assembly 7 is used for further ensuring that the main board of the steel arch bridge is aligned with the arch bridge framework, the anti-deflection assembly 7 comprises a first limit board 71, a second limit board 72, a limit push frame 721, a fourth spring 722, a limit frame 73, a fifth spring 74 and a second push frame 75, wherein the first limit board 71 is connected to a second sliding frame 55, the first limit board 71 is used for extruding the limit push frame 721 to move, the second limit board 72 is connected to the other second sliding frame 55, the limit push frame 721 is connected to the second limit board 72 in a sliding manner, the limit push frame 721 is used for pushing the second push frame 75 to move upwards, the limit push frame 721 is clamped on the first limit board 71, the fourth spring 722 is connected between the limit push frame 721 and the second limit board 72, the fourth spring is used for driving the limit push frame 721 to reset, the supporting frame 33 is connected with a limiting frame 73, the limiting frame 73 is connected with a second pushing frame 75 in a sliding mode, the second pushing frame 75 is clamped on the limiting swing plate 34, a fifth spring 74 is connected between the second pushing frame 75 and the limiting frame 73, and the fifth spring 74 is used for driving the second pushing frame 75 to reset.
A steel arch bridge main board is placed on the placing support seat 35 in advance, the thickness of the steel arch bridge main board is higher than the limiting blocks 36, the steel arch bridge main board is located between the two limiting blocks 36, an operator controls the external crane to enable the hook 1 and the upper device to move downwards, the limiting blocks 36 can be in contact with the second sliding frame 55 in the process, the limiting blocks 36 can push the second sliding frame 55 and the upper device to move upwards, the third spring 56 can be stretched accordingly, then the limiting push frame 721 can push the second push frame 75 to move upwards, the fifth spring 74 can be compressed accordingly, and the second push frame 75 can not block the limiting swing plate 34 any more.
Then the electric push rod 41 is manually controlled to extend, so that the first push frame 42 and the upper device thereof move in a direction away from the support frame 33, under the guiding action of the slotted guide plate 53, the push plate 52 and the upper device thereof move in a direction away from each other, at the same time, the first spring 44 drives the push block 43 and the upper device thereof to move in a direction away from the support frame 33 under the guiding action of the self elastic force thereof, the limit swing plate 34 swings accordingly, and the limit swing plate 34 drives the clamping plate 31 on the side away from the push block 43 to move in a direction away from the support frame 33.
Then the electric push rod 41 is manually controlled to contract, so that the first pushing frame 42 and the upper device thereof move towards the direction close to the supporting frame 33, under the action of the limit swinging plate 34, the clamping plate 31 at the side far away from the pushing block 43 also moves towards the direction close to the supporting frame 33, because the steel arch bridge main plate on the placing supporting seat 35 blocks the two clamping plates 31 at the moment, the first spring 44 is stretched accordingly, so that the clamping plate 31 clamps the steel arch bridge main plate on the placing supporting seat 35 for subsequent work, the effect of automatically clamping the steel arch bridge main plate on the placing supporting seat 35 is achieved, meanwhile, through the guiding effect of the slotted guide plate 53, the pushing plate 52 and the upper device thereof move towards the direction close to each other, because the steel arch bridge main plate on the placing supporting seat 35 blocks the two second sliding frame bridge main plates 55, the second spring 541 is compressed accordingly, so that the second sliding frame 55 pushes the steel arch bridge main plate on the placing supporting seat 35 to center, subsequent installation of being convenient for, and second carriage 55 can play spacing effect to placing the steel arch bridge mainboard on the supporting seat 35, and through live-rollers 62, the second carriage 55 of being convenient for promotes the motion of steel arch bridge mainboard.
When the main plate of the steel arch bridge needs to be placed, the hook 1 and the upper device thereof are moved to the position where the steel arch bridge needs to be installed by manually controlling the external crane, the second sliding frame 55 can be separated from the limiting block 36, the second sliding frame 55 and the upper device thereof can be reset under the resetting action of the third spring 56, the second pushing frame 75 can be reset under the resetting action of the fifth spring 74, the second pushing frame 75 enables the limiting swing plate 34 to be clamped again, the limiting swing plate 34 is prevented from being reset, and therefore the clamping plate 31 can stably clamp the main plate of the steel arch bridge.
Then, the worker controls the external crane to enable the hook 1 and the upper device to move downwards again, when the steel arch bridge main board between the clamping plates 31 is aligned with the arch bridge frame, the arch bridge frame can push the second sliding frame 55 and the upper device to move upwards, the electric push rod 41 is manually controlled to extend again, and similarly, the slotting guide plate 53 can drive the pushing plate 52 and the upper device to move towards the direction away from each other, so that the second sliding frame 55 no longer limits the steel arch bridge main board between the clamping plates 31, and meanwhile, the clamping plates 31 can move towards the direction away from each other, so that the clamping plates 31 loosen the steel arch bridge main board, the steel arch bridge main board can be conveniently installed on the steel arch bridge subsequently, the working efficiency is improved, and the effect of accurately placing the steel arch bridge main board on the steel arch bridge is achieved.
Then, the electric push rod 41 is manually controlled to contract, and the first pushing frame 42 and the devices thereon are sequentially reset.
When the steel arch bridge main board between the clamping plates 31 is not aligned with the arch bridge frame, one side of the arch bridge frame will push one of the second sliding frames 55 and the device thereon to move upwards, one of the third springs 56 will be stretched accordingly, the first limit plate 71 will press the limit push frame 721 to move, the fourth spring 722 will be stretched accordingly, and the limit push frame 721 will move along the chute on the first limit plate 71, so that the limit push frame 721 can not push the second push frame 75 to move upwards, so that the second push frame 75 still clamps the limit swing plate 34, and further the clamping plate 31 can not release the steel arch bridge main board, thereby ensuring that the steel arch bridge main board can be aligned with the arch bridge frame, facilitating the steel arch bridge main board to be accurately placed on the arch bridge frame, when the other side of the arch bridge frame contacts with the other second sliding frame 55, the other side of the arch bridge frame will push the other second sliding frame 55 and the device thereon to move upwards, another third spring 56 is stretched accordingly, the first limiting plate 71 pushes the limiting pushing frame 721 to move, the fourth spring 722 is stretched accordingly, then the first limiting plate 71 and the device thereon continue to move upwards, the limiting pushing frame 721 resets under the resetting action of the fourth spring 722, the limiting pushing frame 721 cannot move upwards, the second pushing frame 75 still clamps the limiting swinging plate 34, the clamping plate 31 cannot loosen the steel arch bridge main plate, and the effect of further ensuring the alignment of the steel arch bridge main plate and the arch bridge frame is achieved.
And finally, manually controlling the electric push rod 41 to close, and continuously clamping and placing the steel arch bridge main plate by repeating the operations.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. 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. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a steel arch bridge is built with equipment of supplementary mainboard hoist and mount which characterized by: including couple, first backup pad, spacing subassembly and clamping component, the last rotation type of couple is connected with first backup pad, and on first backup pad was located to spacing subassembly, clamping component located on the first backup pad.
2. The apparatus for suspending an auxiliary main plate for constructing a steel arch bridge according to claim 1, wherein: spacing subassembly is including the clamp plate, the fluting connecting plate, the support frame, spacing swing board, place supporting seat and stopper, and the symmetry slidingtype is connected with the clamp plate on the first backup pad, and two clamp plates correspond the setting, and the hookup has the fluting connecting plate on the clamp plate, and the hookup has the support frame at first backup pad top, and the rotation type is connected with spacing swing board on the support frame, and spacing swing board is spacing cooperation with two fluting connecting plates, is equipped with on other supporting mechanism and places the supporting seat, and the symmetry hookup has the stopper on placing the supporting seat.
3. The apparatus for suspending an auxiliary main plate for constructing a steel arch bridge according to claim 2, wherein: the clamping assembly comprises an electric push rod, a first pushing frame, a pushing block and a first spring, the top of the first supporting plate is connected with the electric push rod, one end of the electric push rod is connected with the first pushing frame, the first pushing frame is connected with the pushing block in a sliding mode, the pushing block is connected with one of the clamping plates, and the first spring is connected between the pushing block and the first pushing frame.
4. An apparatus for suspending an auxiliary main plate for constructing a steel arch bridge, according to claim 3, wherein: still including the side alignment subassembly, the side alignment subassembly is located on the first backup pad, the side alignment subassembly is including the second backup pad, the slurcam, the fluting deflector, first carriage, the second spring, second carriage and third spring, the symmetry hookup has the second backup pad on the first backup pad, sliding connection has the slurcam in the second backup pad, the symmetry hookup has the fluting deflector on the first pushframe, fluting deflector and the spacing cooperation of slurcam, sliding connection has first carriage in the second backup pad, first carriage and slurcam sliding connection, be connected with the second spring between slurcam and the first carriage, sliding connection has the second carriage on the first carriage, be connected with the third spring between second carriage and the first carriage.
5. An apparatus for suspending an auxiliary main plate for constructing a steel arch bridge, according to claim 4, wherein: the alignment auxiliary assembly is arranged on the clamping plate and comprises a supporting frame and a rotating roller, the clamping plate is connected with a pair of supporting frames in a linkage mode, and the supporting frame is connected with the rotating roller in a rotating mode.
6. An apparatus for suspending an auxiliary main plate for constructing a steel arch bridge, according to claim 5, wherein: still including preventing the deflection subassembly, prevent the deflection subassembly and locate on the side alignment subassembly, prevent the deflection subassembly including first limiting plate, the second limiting plate, spacing push away the frame, the fourth spring, spacing, fifth spring and second push away the frame, wherein the hookup has first limiting plate on the second carriage, the hookup has the second limiting plate on another second carriage, sliding type is connected with spacing push away the frame on the second limiting plate, spacing push away on the frame card is gone into first limiting plate, be connected with the fourth spring between spacing push away frame and the second limiting plate, the hookup has spacing on the support frame, sliding type is connected with the second push away the frame on the spacing frame, second push away the frame card on spacing swing board, be connected with the fifth spring between second push away the frame and the spacing frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110860357.7A CN113562603B (en) | 2021-07-27 | 2021-07-27 | Equipment for hoisting auxiliary main board for building steel arch bridge |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110860357.7A CN113562603B (en) | 2021-07-27 | 2021-07-27 | Equipment for hoisting auxiliary main board for building steel arch bridge |
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| CN113562603A true CN113562603A (en) | 2021-10-29 |
| CN113562603B CN113562603B (en) | 2024-05-24 |
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Cited By (4)
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|---|---|---|---|---|
| CN112849478A (en) * | 2021-03-03 | 2021-05-28 | 于新强 | Sponge block binding device for mechanical equipment transportation protection |
| CN114229671A (en) * | 2022-02-14 | 2022-03-25 | 江苏格雷特重工科技发展有限公司 | Hoisting device of gantry crane |
| CN117533938A (en) * | 2024-01-10 | 2024-02-09 | 河南远辰祥建设工程有限公司 | Prefabricated wallboard component overhead hoist |
| CN117819403A (en) * | 2024-03-04 | 2024-04-05 | 四川公路桥梁建设集团有限公司 | Auxiliary hoisting equipment and method for bridge construction |
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