CN220377107U - Safe hanging basket for continuous beam bridge construction - Google Patents
Safe hanging basket for continuous beam bridge construction Download PDFInfo
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- CN220377107U CN220377107U CN202321604797.7U CN202321604797U CN220377107U CN 220377107 U CN220377107 U CN 220377107U CN 202321604797 U CN202321604797 U CN 202321604797U CN 220377107 U CN220377107 U CN 220377107U
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- 238000004804 winding Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a safe hanging basket for continuous beam bridge construction, which comprises a bearing basket, wherein a hanging frame arranged on a bridge edge railing is fixed above one side of the bearing basket, a travelling mechanism is arranged on the hanging frame, and the travelling mechanism drives the hanging frame and the bearing basket to move relative to the bridge edge railing; the other side of the hanging frame is hinged with an I-shaped frame, and an elastic device is arranged between the hanging frame and the I-shaped frame and used for fixing the I-shaped frame relative to the hanging frame or rotating the I-shaped frame relative to the hanging frame; the spool is arranged on the spool frame, a ratchet mechanism is arranged between the spool and the spool frame, two gear levers are arranged on pawls in the ratchet mechanism, and an adjusting lever is rotatably connected to the spool frame; the adjusting rod presses a gear lever to enable the pawl to be close to the ratchet wheel, and the rotating wheel rolls downwards in a unidirectional mode relative to the bridge; the utility model solves the problem that the construction of the hanging basket of the high-speed railway bridge is influenced by strong wind.
Description
Technical Field
The utility model belongs to the field of construction of high-speed railway bridges, and particularly relates to a safe hanging basket for continuous beam bridge construction.
Background
The bridge construction can use the hanging basket, the hanging basket is hung on the rail at the edge of the bridge, and the outer vertical face of the bridge is constructed; the construction of the high-speed railway bridge is different from that of a common urban viaduct and the like, the high-speed railway bridge is mostly erected in the field, the high-speed railway bridge is higher and is more easily influenced by strong wind, particularly wind power from bottom to top can cause the hanging basket to move upwards to shake, and even the hanging basket is separated from a bridge edge railing; in the construction process of the hanging basket, the hanging basket needs to be intermittently moved along the length direction of the bridge, once the hanging basket is firmly installed, the hanging basket is difficult to operate and can not be moved left and right conveniently and rapidly when the hanging basket needs to be detached; the existing hanging basket is difficult to balance the fixation and movement of the hanging basket and the bridge; moreover, people in the supporting basket cannot operate the hanging basket, and only other people can control the movement of the hanging basket, so that the supporting basket is inconvenient to use.
Disclosure of Invention
The utility model aims at: in order to solve the problem that the construction of the hanging basket of the high-speed railway bridge is influenced by strong wind, the safety hanging basket for the construction of the continuous bridge is provided.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a safe hanging basket for continuous girder bridge construction comprises a bearing basket, wherein a hanging frame arranged on a bridge edge railing is fixed above one side of the bearing basket, a travelling mechanism is arranged on the hanging frame, and the travelling mechanism drives the hanging frame and the bearing basket to move relative to the bridge edge railing; the other side of the hanging frame is hinged with an I-shaped frame, and an elastic device is arranged between the hanging frame and the I-shaped frame and used for fixing the I-shaped frame relative to the hanging frame or rotating the I-shaped frame relative to the hanging frame; the spool is arranged on the spool frame, a ratchet mechanism is arranged between the spool and the spool frame, two gear levers are arranged on pawls in the ratchet mechanism, and an adjusting lever is rotatably connected to the spool frame; the adjusting rod presses a gear lever to enable the pawl to be close to the ratchet wheel, and the rotating wheel rolls downwards in a unidirectional mode relative to the bridge; the adjusting rod presses the other gear lever to enable the pawl to be far away from the ratchet wheel, and the rotating wheel can roll upwards relative to the bridge.
As a further description of the above technical solution:
the hanger is an L-shaped bracket consisting of a transverse bracket and a vertical bracket, the transverse bracket is arranged above the bridge edge railing, the vertical bracket is arranged on the outer side of the bridge edge railing, the upper end of the vertical bracket is fixed on the transverse bracket, and the lower end of the vertical bracket is fixedly connected with the bearing basket.
As a further description of the above technical solution:
the front end and the rear end of the transverse support are respectively fixed with a vertical tube, a vertical rod is inserted into the vertical tube, the lower end of the vertical rod is fixed with a cross rod, two sides of the cross rod are respectively and rotatably connected with a roller, and a spring sleeved on the vertical rod is arranged between the vertical tube and the cross rod; the vertical cylinder, the vertical rod, the cross rod, the roller and the spring form a walking mechanism together.
As a further description of the above technical solution:
the rectangular plate is fixed on the I-shaped frame and provided with a round hole; a vertical plate is fixed on the hanger, a threaded hole is formed in the vertical plate, a screw rod is arranged in the threaded hole, one end of the screw rod penetrates through the round hole, and a gap is reserved between the screw rod and the round hole; the end of the screw rod, which is arranged at one end of the I-shaped frame, is fixedly provided with a stop block; the rectangular plate, the vertical plate, the screw rod and the stop block form an elastic device together.
As a further description of the above technical solution:
one end of the screw rod arranged on the hanging frame is fixedly provided with a large belt pulley, a small belt pulley which is rotationally connected on the hanging frame is arranged below the large belt pulley, and a belt is connected between the small belt pulley and the large belt pulley.
As a further description of the above technical solution:
a rotating shaft is rotatably connected to the hanging frame and fixedly connected with the small belt pulley; a rope winding wheel is fixed on the rotating shaft, ropes are curled on the rope winding wheel, a plurality of guide wheels are arranged on the hanging frame and the I-shaped frame, and two ends of the ropes are respectively guided by the guide wheels and connected to the left side surface and the right side surface of the adjusting rod; one end of the rotating shaft is fixed with a handle.
As a further description of the above technical solution:
the first round rod is fixedly connected with two rotating wheels in a rotating way, and a ratchet wheel is fixedly connected between the two rotating wheels; two parallel fixing plates arranged above the ratchet wheel are fixed on the I-shaped frame, a second round rod is fixed between the two fixing plates, a pawl is connected to the second round rod in a rotating mode, an extension rod opposite to the pawl hook is fixed on the pawl, a first gear rod is fixed on the side face of the pawl, and a second gear rod is fixed on the side face of the extension rod; an adjusting rod which is rotationally connected to the second round rod is arranged between the first gear rod and the second gear rod; the adjusting rod rotates to press the first gear rod to drive the pawl to be meshed with the ratchet wheel, and the adjusting rod reversely rotates to press the second gear rod to drive the pawl to be separated from the ratchet wheel.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
(1) According to the utility model, the rotation handle is operated in the support basket by a person, so that the conversion between the fixed gear and the movable gear can be realized, and the operation of the person in the support basket is more convenient;
(2) According to the utility model, the gear is adjusted by operating the rotating handle, the pawl blocks the rotation of the ratchet wheel and the free end of the adjusting rod is tightly pressed with the side surface of the bridge edge railing during installation, the friction force enables the adjusting rod to be unable to move, automatic fixation during hanging basket installation is realized, and when the hanging basket is required to be moved and detached, the gear is adjusted by operating the rotating handle, so that the hanging basket is convenient to use and quick to detach;
(3) According to the utility model, the ratchet wheel is blocked by the pawl to rotate and the free end of the adjusting rod is tightly pressed with the side face of the bridge edge railing, so that the adjusting rod cannot move due to friction force, the device is stable and firm to fix, and shaking is avoided when upward wind force is applied, so that dangers caused by the fact that the hanging basket is separated from a bridge are avoided.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a cross-sectional view of the ratchet mechanism engaged with the adjustment lever 8, shown in an initial state;
FIG. 4 is a cross-sectional view of the ratchet mechanism engaged with the adjustment lever 8, illustrating the rotating wheel 5 in a rolling down state;
FIG. 5 is a cross-sectional view of the ratchet mechanism engaged with the adjustment lever 8, illustrating the turning wheel 5 in an up-rolling state;
fig. 6 is a perspective view of the ratchet mechanism mated with the adjustment lever 8;
FIG. 7 is a perspective view of the ratchet mechanism, the tensioner, and the pulley drive;
fig. 8 is a perspective view of the support basket 1, the hanger 3 and the i-shaped frame 4.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-8, the utility model provides a technical scheme of a continuous beam bridge construction safety hanging basket, which comprises the following steps:
the safe hanging basket for continuous girder bridge construction comprises a bearing basket 1, wherein a hanging frame 3 arranged on a bridge edge railing 2 is fixed above one side of the bearing basket 1, a travelling mechanism is arranged on the hanging frame 3, and the travelling mechanism drives the hanging frame 3 and the bearing basket 1 to move relative to the bridge edge railing 2; the other side of the hanging frame 3 is hinged with an I-shaped frame 4, and an elastic device is arranged between the hanging frame 3 and the I-shaped frame 4 and is used for fixing the I-shaped frame 4 relative to the hanging frame 3 or rotating the I-shaped frame 4 relative to the hanging frame 3; the spool 5 is arranged on the I-shaped frame 4, a ratchet mechanism is arranged between the spool 5 and the I-shaped frame 4, two gear levers are arranged on pawls 6 in the ratchet mechanism, and an adjusting rod 8 is rotatably connected to the I-shaped frame 4; the adjusting rod 8 presses a gear lever to enable the pawl 6 to be close to the ratchet wheel 9, so that the rotating wheel 5 rolls downwards in a unidirectional way relative to the bridge; the adjusting rod 8 presses the other gear lever to enable the pawl 6 to be far away from the ratchet wheel 9, and the rotating wheel 5 can roll upwards relative to the bridge.
The hanging frame 3 is an L-shaped bracket consisting of a transverse bracket and a vertical bracket, the transverse bracket is arranged above the bridge edge railing 2, the vertical bracket is arranged outside the bridge edge railing 2, the upper end of the vertical bracket is fixed on the transverse bracket, and the lower end of the vertical bracket is fixedly connected with the bearing basket 1.
A vertical tube 10 is fixed at the front end and the rear end of the transverse support, a vertical rod 11 is inserted into the vertical tube 10, a cross rod 12 is fixed at the lower end of the vertical rod 11, two sides of the cross rod 12 are rotatably connected with a roller 13, and a spring 14 sleeved on the vertical rod 11 is arranged between the vertical tube 10 and the cross rod 12; the vertical tube 10, the vertical rod 11, the cross rod 12, the roller 13 and the spring 14 form a walking mechanism together.
A rectangular plate 15 is fixed on the I-shaped frame 4, and a round hole 16 is formed in the rectangular plate 15; a vertical plate 17 is fixed on the hanger 3, a threaded hole 18 is formed in the vertical plate 17, a screw 19 is arranged in the threaded hole 18, one end of the screw 19 penetrates through the round hole 16, and a gap is formed between the screw 19 and the round hole 16; the end of the screw 19, which is arranged at one end of the I-shaped frame 4, is fixedly provided with a stop block 20; the rectangular plate 15, the vertical plate 17, the screw 19 and the stop block 20 form an elastic device together.
One end of the screw 19 arranged on the hanging frame 3 is fixedly provided with a large belt pulley 21, a small belt pulley 22 rotatably connected to the hanging frame 3 is arranged below the large belt pulley 21, and a belt 23 is connected between the small belt pulley 22 and the large belt pulley 21.
A rotating shaft 24 is rotatably connected to the hanging frame 3, and the rotating shaft 24 is fixedly connected with the small belt pulley 22; a rope reel 25 is fixed on the rotating shaft 24, a rope 26 is curled on the rope reel 25, a plurality of guide wheels 27 are arranged on the hanging frame 3 and the I-shaped frame 4, and two ends of the rope 26 are respectively guided by the guide wheels 27 and connected to the left side surface and the right side surface of the adjusting rod 8; one end of the shaft 24 is fixed with a handle 28.
A first round rod 29 is fixed on the I-shaped frame 4, two rotating wheels 5 are rotatably connected to the first round rod 29, and a ratchet wheel 9 is fixedly connected between the two rotating wheels 5; two parallel fixing plates 32 arranged above the ratchet wheel 9 are fixed on the spool 4, a second round rod 33 is fixed between the two fixing plates 32, a pawl 6 is connected to the second round rod 33 in a rotating mode, an extension rod 34 opposite to a pawl hook is fixed on the pawl 6, a first gear rod 35 is fixed on the side face of the pawl 6, and a second gear rod 36 is fixed on the side face of the extension rod 34; an adjusting rod 8 which is rotatably connected to the second round rod 33 is arranged between the first gear rod 35 and the second gear rod 36; the adjusting lever 8 rotates to press the first gear lever 35 to drive the pawl 6 to be meshed with the ratchet wheel 9, and the adjusting lever 8 reversely rotates to press the second gear lever 36 to drive the pawl 6 to be separated from the ratchet wheel 9.
Working principle: when the device is arranged on the bridge edge railing 2, the rope winding wheel 25 is driven to rotate by the rotating handle 28, the adjusting rod 8 is driven to rotate rightwards by the rope 26, and as shown in fig. 3, the adjusting rod 8 presses the first gear rod 35 to drive the pawl 6 to be meshed with the ratchet wheel 9; simultaneously, the handle 28 is rotated to drive the small belt pulley 22 to rotate, the belt 23 is used for driving the large belt pulley 21 to rotate, the screw 19 is further driven to rotate in the threaded hole 18, the screw 19 is enabled to move towards the large belt pulley 21, the rectangular plate 15 is extruded by the stop block 20, and the I-shaped frame 4 is enabled to be fixed relative to the hanging frame 3; then the whole device is lifted and placed above the bridge edge railing 2, so that the I-shaped frame 4 and the bearing basket 1 are respectively placed on two sides of the bridge edge railing 2, the rotating wheel 5 is clung to the side face of the bridge edge railing 2, the whole device is downwards moved under the lifting state, the rotating wheel 5 is clung to the side face of the bridge edge railing 2 to rotate, the adjusting rod 8 is upwards rotated after being contacted with the bridge edge railing 2, then the free end of the adjusting rod 8 is contacted with the side face of the bridge edge railing 2 and continuously downwards moved until the roller 13 is contacted with the upper end face of the bridge edge railing 2, namely, the device is installed in place.
When the device is subjected to upward wind force, the device has a tendency to move upwards, on the one hand, the rotating wheel 5 has a tendency to rotate reversely, but the rotating wheel 5 cannot rotate reversely because the pawl 6 blocks the rotation of the ratchet wheel 9; on the other hand, the adjusting rod 8 is moved upwards, but the free end of the adjusting rod 8 is pressed with the side surface of the bridge edge railing 2, so that the adjusting rod 8 cannot move due to friction force; therefore, the device can be stably and firmly fixed.
When the position needs to be moved, the rope winding wheel 25 is driven to rotate by the rotating handle 28, the adjusting rod 8 is driven to rotate leftwards by the rope 26, and as shown in fig. 5, the adjusting rod 8 presses the second gear lever 36 to drive the pawl 6 to be separated from the ratchet wheel 9; simultaneously, the handle 28 is rotated to drive the small belt pulley 22 to rotate, the belt 23 is used to drive the large belt pulley 21 to rotate, and then the screw 19 is driven to rotate in the threaded hole 18, so that the screw 19 moves towards the I-shaped frame 4, the stop block 20 does not squeeze the rectangular plate 15 any more, and the relative fixation of the I-shaped frame 4 and the hanging frame 3 is released; the rotating wheel 5 and the side surface of the bridge edge railing 2 have no pressure and friction force, and the roller 13 can roll on the upper end surface of the bridge edge railing 2 in a pushing mode and the like, so that the whole device can be driven to move.
It is worth noting that the transmission ratio of the small belt pulley 22, the large belt pulley 21 and the rope winding wheel 25 used in the utility model can be adjusted according to practical situations, so that the screw 19 can be moved in place by rotating the screw 19 in the threaded hole 18 for a small number of turns, and meanwhile, the rotating shaft 24 can be rotated for a large number of turns to drive the rope 26 to rotate the adjusting rod 8 in place.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and those skilled in the art should appreciate that the technical scheme and the inventive concept according to the present utility model are equivalent or changed within the scope of the present utility model.
Claims (7)
1. The continuous girder bridge construction safety hanging basket is characterized by comprising a bearing basket (1), wherein a hanging frame (3) arranged on a bridge edge railing (2) is fixed above one side of the bearing basket (1), a travelling mechanism is arranged on the hanging frame (3), and the travelling mechanism drives the hanging frame (3) and the bearing basket (1) to move relative to the bridge edge railing (2); the other side of the hanging frame (3) is hinged with an I-shaped frame (4), and an elastic device is arranged between the hanging frame (3) and the I-shaped frame (4) and is used for fixing the I-shaped frame (4) relative to the hanging frame (3) or rotating the I-shaped frame (4) relative to the hanging frame (3); a rotating wheel (5) is arranged on the I-shaped frame (4), a ratchet mechanism is arranged between the rotating wheel (5) and the I-shaped frame (4), two gear levers are arranged on pawls (6) in the ratchet mechanism, and an adjusting rod (8) is rotatably connected to the I-shaped frame (4); the adjusting rod (8) presses a gear rod to enable the pawl (6) to be close to the ratchet wheel (9), and the rotating wheel (5) rolls downwards in a unidirectional manner relative to the bridge; the adjusting rod (8) presses the other gear lever to enable the pawl (6) to be far away from the ratchet wheel (9), and the rotating wheel (5) can roll upwards relative to the bridge.
2. The safe hanging basket for continuous beam bridge construction according to claim 1, wherein the hanging frame (3) is an L-shaped bracket consisting of a transverse bracket and a vertical bracket, the transverse bracket is arranged above the bridge edge railing (2), the vertical bracket is arranged outside the bridge edge railing (2), the upper end of the vertical bracket is fixed on the transverse bracket, and the lower end of the vertical bracket is fixedly connected with the supporting basket (1).
3. The safe hanging basket for continuous beam bridge construction according to claim 2, wherein a vertical barrel (10) is fixed at the front end and the rear end of the transverse bracket, a vertical rod (11) is inserted into the vertical barrel (10), a cross rod (12) is fixed at the lower end of the vertical rod (11), a roller (13) is rotatably connected to the two sides of the cross rod (12), and a spring (14) sleeved on the vertical rod (11) is arranged between the vertical barrel (10) and the cross rod (12); the vertical cylinder (10), the vertical rod (11), the cross rod (12), the roller (13) and the spring (14) form a travelling mechanism together.
4. The continuous beam bridge construction safety hanging basket according to claim 1, wherein a rectangular plate (15) is fixed on the I-shaped frame (4), and a round hole (16) is formed in the rectangular plate (15); a vertical plate (17) is fixed on the hanging frame (3), a threaded hole (18) is formed in the vertical plate (17), a screw rod (19) is arranged in the threaded hole (18), one end of the screw rod (19) penetrates through the round hole (16), and a gap is reserved between the screw rod (19) and the round hole (16); the end of the screw rod (19) arranged at one end of the I-shaped frame (4) is fixed with a stop block (20); the rectangular plate (15), the vertical plate (17), the screw rod (19) and the stop block (20) form an elastic device together.
5. The safe hanging basket for continuous beam bridge construction according to claim 4, wherein one end of the screw (19) arranged on the hanging frame (3) is fixedly provided with a big belt pulley (21), a small belt pulley (22) rotatably connected on the hanging frame (3) is arranged below the big belt pulley (21), and a belt (23) is connected between the small belt pulley (22) and the big belt pulley (21).
6. The safe hanging basket for continuous beam bridge construction according to claim 5, wherein the hanging frame (3) is rotatably connected with a rotating shaft (24), and the rotating shaft (24) is fixedly connected with a small belt pulley (22); a rope winding wheel (25) is fixed on the rotating shaft (24), a rope (26) is curled on the rope winding wheel (25), a plurality of guide wheels (27) are arranged on the hanging frame (3) and the I-shaped frame (4), and two ends of the rope (26) are respectively guided by the guide wheels (27) and connected to the left side surface and the right side surface of the adjusting rod (8); one end of the rotating shaft (24) is fixed with a handle (28).
7. The continuous beam bridge construction safety hanging basket according to claim 1, wherein a first round rod (29) is fixed on the I-shaped frame (4), two rotating wheels (5) are rotatably connected to the first round rod (29), and a ratchet wheel (9) is fixedly connected between the two rotating wheels (5); two parallel fixing plates (32) arranged above the ratchet wheel (9) are fixed on the I-shaped frame (4), a second round rod (33) is fixed between the two fixing plates (32), a pawl (6) is rotationally connected to the second round rod (33), an extension rod (34) opposite to the pawl hook is fixed on the pawl (6), a first gear rod (35) is fixed on the side face of the pawl (6), and a second gear rod (36) is fixed on the side face of the extension rod (34); an adjusting rod (8) which is rotationally connected to the second round rod (33) is arranged between the first gear rod (35) and the second gear rod (36); the adjusting rod (8) rotates to press the first gear lever (35) to drive the pawl (6) to be meshed with the ratchet wheel (9), and the adjusting rod (8) reversely rotates to press the second gear lever (36) to drive the pawl (6) to be separated from the ratchet wheel (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321604797.7U CN220377107U (en) | 2023-06-25 | 2023-06-25 | Safe hanging basket for continuous beam bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321604797.7U CN220377107U (en) | 2023-06-25 | 2023-06-25 | Safe hanging basket for continuous beam bridge construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220377107U true CN220377107U (en) | 2024-01-23 |
Family
ID=89568530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321604797.7U Active CN220377107U (en) | 2023-06-25 | 2023-06-25 | Safe hanging basket for continuous beam bridge construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220377107U (en) |
-
2023
- 2023-06-25 CN CN202321604797.7U patent/CN220377107U/en active Active
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