Bridge precast slab hoisting machine

Abstract

The utility model provides a bridge precast slab hoisting machine, which relates to the technical field of bridge hoisting and particularly comprises two first tracks, first track walking devices are mounted on the two first tracks, a second track is arranged between the two first track walking devices, and two second track walking devices are mounted on the second track. And hoisting driving pieces are installed at the bottoms of the two second track walking devices correspondingly, quick binding type positioning pieces are arranged on the two hoisting driving pieces correspondingly, and binding and unbinding work of the prefabricated slabs with different widths can be quickly completed. The bridge precast slab hoisting machine has the beneficial effects that when a bridge precast slab is hoisted, the precast slabs with different widths and lengths can be hoisted, when the precast slabs are fixed, the binding work of the precast slabs can be rapidly completed, convenience and rapidness are achieved, time is saved, and after hoisting is completed, a binding band can be rapidly unfastened.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge hoisting, in particular to a bridge prefabricated plate hoisting machine. Background Art

[0002] With the development of construction in our country, more and more bridges are being built. Bridges have alleviated the pressure of traffic congestion. During the construction of bridges, prefabricated panels need to be hoisted onto the bridge and then paved, thus completing one of the most important processes in bridge construction.

[0003] At present, when hoisting a bridge, it is usually necessary to tie the prefabricated panels first. When tying the prefabricated panels, the prefabricated panels need to be bundled up and then the ropes are tied together. This tying method makes it difficult to untie the tying ropes. If the knotting method is not adopted and the ropes are directly put on the prefabricated panels, the prefabricated panels will not be tied firmly and are prone to falling during hoisting. In order to solve the above shortcomings, the utility model provides a bridge prefabricated panel hoisting machine. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a bridge prefabricated panel hoisting machine, which solves the problem that it is inconvenient to quickly tie and untie the prefabricated panels when hoisting the bridge prefabricated panels.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a bridge prefabricated panel lifting machine, comprising two first rails, each of which is equipped with a first rail walker, a second rail is arranged between the two first rail walkers, two second rail walkers are installed on the second rail, and a lifting drive component is installed at the bottom of the two second rail walkers, and quick-binding positioning components are arranged on the two lifting drives, which can quickly complete the binding and unbinding work of prefabricated panels of different widths.

[0006] Furthermore, the quick-tie positioning piece includes a top plate, a strap is provided on the lower part of one side of the top plate, a plurality of positioning grooves are provided on one side of the strap, and a through groove matched with the strap is provided on the upper part of the other side of the top plate, so that the strap can just pass through the through groove.

[0007] Furthermore, a positioning block is embedded in the other side of the top plate and slidably installed, a fixing plate is provided on one side of the positioning block, a handle is provided on one side of the fixing plate, convex plates are provided on both sides of the other side of the top plate, and protrusions are provided at both ends of the fixing plate, one side of the two protrusions is connected to a guide shaft, one end of the guide shaft slides through one side of the protruding plate, and an external sliding sleeve of the guide shaft is provided with a spring, and both ends of the spring are respectively connected to one side of the protruding plate and one side of the protruding block.

[0008] Furthermore, when the spring is in a natural state, the other side of the positioning block is exactly arranged inside the through slot, and the positioning block can just pass through the positioning slot on the binding strap.

[0009] Furthermore, the upper parts of the two first track walkers and the upper parts of the two second track walkers are provided with track anti-stuck parts, and the track anti-stuck parts include a limiting shell, and an air pipe is installed through the interior of the limiting shell, and both ends of the air pipe are closed, and nozzles are provided at the lower parts of both ends of the air pipe, and the lower ends of the nozzles correspond to the upper parts of the first track or the second track, and an air pump is installed on the upper part of the limiting shell, and the output end of the air pump is connected to the upper part of the air pipe.

[0010] Furthermore, the lifting drive component includes a limit plate, a lifting servo motor is installed on one side of the limit plate, the output shaft of the lifting servo motor is connected to a winding wheel, a steel wire rope is wound inside the winding wheel, the lower end of the steel wire rope is connected to a limit shaft, the lower end of the limit shaft is fixedly connected to the upper middle position of the top plate, auxiliary ropes are arranged on both sides below the steel wire rope, and the other ends of the two auxiliary ropes are respectively connected to the upper parts of both sides of the top plate.

[0011] Beneficial Effects

[0012] The utility model provides a bridge prefabricated plate hoisting machine, which has the following beneficial effects compared with the prior art:

[0013] 1. The bridge prefabricated panel hoisting machine can hoist prefabricated panels of different widths and lengths when hoisting the bridge prefabricated panels. When fixing the prefabricated panels, it can quickly complete the binding work of the prefabricated panels, which is convenient and fast, saving time. After the hoisting is completed, the binding belt can be quickly untied.

[0014] 2. The bridge prefabricated panel hoisting machine is equipped with a track anti-stuck part. When the track walker moves on the track, the air pump can spray gas from the nozzle to remove the dust on the track, so that the track walker will not get stuck on the track when moving. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the quick-binding positioning member of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the track anti-stuck component of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the hoisting drive component of the utility model.

[0019] In the figure: 1. first track; 2. first track walker; 3. second track; 4. second track walker; 5. lifting drive; 51. limit plate; 52. lifting servo motor; 53. winding wheel; 54. wire rope; 55. limit shaft; 56. auxiliary rope; 6. quick-tie positioning member; 61. top plate; 62. binding belt; 63. positioning groove; 64. through groove; 65. positioning block; 66. fixing plate; 67. handle; 68. convex plate; 69. convex block; 610. guide shaft; 611. spring; 7. track anti-stuck member; 71. limit shell; 72. air pipe; 73. nozzle; 74. air pump. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 , the utility model provides two technical solutions:

[0022] Embodiment 1

[0023] See also Figure 1 In the embodiment of the utility model, the bridge prefabricated panel hoisting machine includes two first rails 1, and the two first rails 1 are both equipped with first rail walkers 2. Specifically, the first rail 1 is a rectangular long bar, and the first rail walker 2 is a rectangular block 1 slidably mounted on the outer periphery of the first rail 1. A second rail 3 is arranged between the two first rail walkers 2, and two second rail walkers 4 are installed on the second rail 3. Specifically, the second rail 3 is a cross plate, and the second rail walker 4 is a rectangular block 2 slidably mounted on the outer periphery of the cross plate. A hoisting drive member 5 is installed at the bottom of the two second rail walkers 4, and quick-binding positioning members 6 are arranged on the two hoisting drive members 5, which can quickly complete the binding and unbinding work of prefabricated panels of different widths.

[0024] See also Figure 2In the embodiment of the utility model, the quick-tie positioning member 6 includes a top plate 61, a strap 62 is provided at the lower part of one side of the top plate 61, and a plurality of positioning grooves 63 are provided on one side of the strap 62. As a specific embodiment, the positioning groove 63 passes through the strap 62, and a through groove 64 adapted to the strap 62 is provided at the upper part of the other side of the top plate 61, so that the strap 62 can just pass through the through groove 64, and a positioning block 65 is embedded and slidably installed on the other side of the top plate 61. Specifically, a through groove 63 is provided on the other end surface of the top plate 61 away from the strap 62. 4, a matching positioning block 65 is slidably provided in the sliding groove, a fixing plate 66 is provided on one side of the positioning block 65, specifically, the fixing plate 66 is provided on the outer end of the positioning block 65 away from the sliding groove, a handle 67 is provided on one side of the fixing plate 66, and convex plates 68 are provided on both sides of the other side of the top plate 61, and convex blocks 69 are provided at both ends of the fixing plate 66, and the convex blocks 69 are provided in cooperation with the convex plates 68, and one side of the two convex blocks 69 is connected to a guide shaft 610, one end of the guide shaft 610 slides through one side of the corresponding side convex plate 68, and the guide shaft 6 The outer sliding sleeve of 10 is provided with a spring 611, and the two ends of the spring 611 are respectively connected to one side of the convex plate 68 and one side of the convex block 69. When the spring 611 is in a natural state, the other side of the positioning block 65 is just set inside the through groove 64, and the positioning block 65 can just pass through the positioning groove 63 on the binding belt 62, and the binding belt 62 passes through the bottom of the prefabricated board, and then the handle 67 is pulled to drive the fixing plate 66 to move, and the fixing plate 66 drives the positioning block 65 to move to make it leave the position of the through groove 64, and then the binding belt 62 is moved from the through groove 64 on the top plate 61. The prefabricated panel is passed through the middle and tied up. After tying, the handle 67 is released, the spring 611 will reset the fixing plate 66, and one side of the positioning block 65 will pass through the corresponding positioning groove 63 on the binding belt 62, thereby completing the binding of the prefabricated panel. After the binding is completed, the lifting servo motor 52 drives the winding wheel 53 to rotate, and the winding wheel 53 winds up the wire rope 54 to lift the prefabricated panel. After the lifting is completed, the handle 67 is pulled again to make the positioning block 65 detach from the positioning groove 63 on the binding belt 62, and then the binding belt 62 can be directly pulled out.

[0025] The second embodiment is different from the first embodiment in that:

[0026] See also Figure 3In the embodiment of the utility model, the upper parts of the two first track walkers 2 and the upper parts of the two second track walkers 4 are both provided with track anti-stuck parts 7, and the track anti-stuck parts 7 include a limiting shell 71, and an air pipe 72 is installed inside the limiting shell 71. Both ends of the air pipe 72 are closed, and nozzles 73 are provided at the lower parts of both ends of the air pipe 72. The lower end of the nozzle 73 corresponds to the upper part of the track, specifically to the first track 1 or the second track 3. An air pump 74 is installed on the upper part of the limiting shell 71, and the output end of the air pump 74 is connected to the upper part of the air pipe 72. When the first track walker 2 moves on the first track 1, or the second track walker 4 moves on the second track 3, the air pump 74 blows out gas, and the gas is ejected through the air pipe 72 and the nozzle 73 to blow away the dust on the track, so that the first track walker 2 or the second track 3 will not get stuck when moving.

[0027] See also Figure 4 In the embodiment of the utility model, the hoisting drive member 5 includes a limit plate 51, the upper end of the limit plate 51 is arranged on the lower side of the second track walker 4, and a hoisting servo motor 52 is installed on one side of the limit plate 51, and the output shaft of the hoisting servo motor 52 is connected to a winding wheel 53, and a steel wire rope 54 is wound inside the winding wheel 53, and the lower end of the steel wire rope 54 is connected to a limit shaft 55, and the lower end of the limit shaft 55 is fixedly connected to the upper middle position of the top plate 61, and auxiliary ropes 56 are arranged on both sides below the steel wire rope 54, and the other ends of the two auxiliary ropes 56 are respectively connected to the upper parts of both sides of the top plate 61, and the hoisting servo motor 52 drives the winding wheel 53 to rotate, and the winding wheel 53 winds the steel wire rope 54 to hoist the prefabricated board, and the auxiliary rope 56 plays a stabilizing role on the top plate 61, thereby ensuring the safety of the prefabricated board during hoisting.

[0028] Working principle: The first track walker 2 moves on the first track 1 to the position of the bridge precast panel, and then the second track walker 4 moves on the second track 3. According to the length of the precast panel, the distance between the two lifting drive members 5 is adjusted, and the strap 62 passes through the bottom of the precast panel, and then the handle 67 is pulled to drive the fixed plate 66 to move, and the fixed plate 66 drives the positioning block 65 to move so that it leaves the position of the through slot 64, and then the strap 62 passes through the through slot 64 on the top plate 61 to tie the precast panel tightly. After tying, release the handle 67, and the spring 611 will reset the fixed plate 66, and one side of the positioning block 65 will pass through the corresponding positioning slot 63 on the strap 62, and enter. After the binding work of the prefabricated panels is completed, the lifting servo motor 52 drives the winding wheel 53 to rotate, and the winding wheel 53 winds up the wire rope 54 to lift the prefabricated panels. After the lifting is completed, the handle 67 is pulled again to make the positioning block 65 disengage from the positioning groove 63 on the binding belt 62, and then the binding belt 62 can be directly pulled out. When the first track walker 2 moves on the first track 1, or the second track walker 4 moves on the second track 3, the air pump 74 blows out gas, and the gas is sprayed out through the air pipe 72 and the nozzle 73 to blow away the dust on the track, so that the first track walker 2 or the second track 3 will not get stuck when moving.

[0029] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A bridge prefabricated panel hoisting machine, characterized in that: The invention comprises two first rails (1), each of which is provided with a first rail walker (2), a second rail (3) is arranged between the two first rail walkers (2), two second rail walkers (4) are arranged on the second rail (3), a lifting drive component (5) is arranged at the bottom of each of the two second rail walkers (4), and quick-tie positioning components (6) are arranged on each of the two lifting drive components (5).

2. The bridge precast panel hoisting machine according to claim 1 is characterized in that: The quick-tie positioning member (6) comprises a top plate (61), a binding belt (62) is arranged at a lower portion of one side of the top plate (61), a plurality of positioning grooves (63) are arranged at a side surface of the binding belt (62), and a through groove (64) adapted to the binding belt (62) is arranged at an upper portion of the other side of the top plate (61).

3. The bridge precast panel hoisting machine according to claim 2 is characterized in that: A positioning block (65) is embedded and slidably installed on the other side of the top plate (61), a fixing plate (66) is provided on one side of the positioning block (65), a handle (67) is provided on one side of the fixing plate (66), convex plates (68) are provided on both sides of the other side of the top plate (61), and convex blocks (69) are provided at both ends of the fixing plate (66), one side of the two convex blocks (69) is connected to a guide shaft (610), one end of the guide shaft (610) slides through one side of the convex plate (68) on the corresponding side, and an external sliding sleeve of the guide shaft (610) is provided with a spring (611), and the two ends of the spring (611) are respectively connected to one side of the convex plate (68) and one side of the convex block (69).

4. The bridge precast panel hoisting machine according to claim 1 is characterized in that: The upper parts of the two first track walkers (2) and the upper parts of the two second track walkers (4) are both provided with track anti-stuck components (7), the track anti-stuck components (7) comprising a limit shell (71), an air supply pipe (72) is installed through the interior of the limit shell (71), both ends of the air supply pipe (72) are closed, and nozzles (73) are provided at the lower parts of both ends of the air supply pipe (72), the lower ends of the nozzles (73) correspond to the upper parts of the first track (1) or the second track (3), an air pump (74) is installed at the upper part of the limit shell (71), and the output end of the air pump (74) is connected to the upper part of the air supply pipe (72).

5. The bridge precast panel hoisting machine according to claim 2 is characterized in that: The hoisting drive component (5) includes a limit plate (51), a hoisting servo motor (52) is installed on one side of the limit plate (51), the output shaft of the hoisting servo motor (52) is connected to a winding wheel (53), a steel wire rope (54) is wound inside the winding wheel (53), the lower end of the steel wire rope (54) is connected to a limit shaft (55), the lower end of the limit shaft (55) is fixedly connected to the upper middle position of the top plate (61), auxiliary ropes (56) are arranged on both sides below the steel wire rope (54), and the other ends of the two auxiliary ropes (56) are respectively connected to the upper parts of both sides of the top plate (61).

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