Hanging device for hanging basket for suspended casting construction through arch-first and beam-second method

Abstract

The hanging device comprises a hanging rod mechanism, two rolling mechanisms and a pulling mechanism, the two rolling mechanisms are arranged on two arch ribs in a riding mode respectively, the hanging rod mechanism is arranged on the rolling mechanisms, the pulling mechanism is arranged between the two rolling mechanisms, and the hanging rod mechanism is arranged on the hanging rod mechanism. The pulling mechanism is detachably connected with a corresponding connecting frame arranged between the two arch ribs, the suspender mechanism comprises a lower base, two sliding mechanisms, an upper base, two hanging belts and a lifting driving mechanism, the front sliding mechanism and the rear sliding mechanism are arranged between the lower base and the upper base, each sliding mechanism comprises a sliding seat, the hanging belts are arranged on the sliding seats, and the lifting driving mechanism is arranged on the upper base. Compared with the prior art, the cantilever casting device has the advantages that the cantilever casting device can be suitable for cantilever casting construction of an arch-first and beam-second method, and is convenient to operate and good in operation synchronism.

Description

Technical Field

[0001] The invention relates to the technical field of bridge construction, in particular to a suspension device for a hanging basket in suspended pouring construction using the arch-first-beam-later method. Background Art

[0002] During bridge construction, a common construction process is to use a hanging basket suspension system to suspend the hanging basket for cantilever casting construction. The formwork is first supported on the hanging basket formwork system, and then the concrete pouring construction is completed. The hanging basket casting construction has become a mature construction process.

[0003] The application (patent) number is: CN202122066895.7, which is a diamond-shaped hanging basket suspension system, including a diamond-shaped main truss and a sling. A plurality of upper beams are provided on the front end of the diamond-shaped main truss, and the upper beams arranged horizontally symmetrically are connected by round tubes. A positioning plate is welded on the upper beam, and horizontally symmetrical jacks are provided on the positioning plate. A support is provided between the horizontally symmetrical jacks, and a fixing hole is provided on the side of the support. An adjustment seat is provided at the upper end of the jack, and a positioning hole is provided in the middle of the adjustment seat. The sling passes through the positioning plate, and the lower part of the sling is connected to the hanging frame by a pin shaft, and a front lower beam is provided in the hanging frame. Since the steel plate sling needs to be jacked up with a mechanical jack, there are disadvantages of slow jacking speed and inconsistent jacking heights at each point. The hanging basket suspension system is generally suitable for cantilever construction of hanging baskets for large-segment continuous beams, and cannot be erected on the arch ribs of arch bridges for suspended casting construction using the arch-first-beam-later method. Summary of the invention

[0004] The purpose of the present invention is to solve the problems in the prior art and to provide a suspension device for a hanging basket for suspended pouring construction using the arch-first-beam-later method. The device can be used for suspended pouring construction using the arch-first-beam-later method and has convenient operation and good synchronization.

[0005] To achieve the above-mentioned purpose, the present invention proposes a suspension device for a hanging basket in suspended pouring construction using the arch-first-beam-later method, comprising a suspension rod mechanism, two rolling mechanisms and a pulling mechanism, the two rolling mechanisms respectively riding on two arch ribs, a suspension rod mechanism being provided on the rolling mechanism, a pulling mechanism being provided between the two rolling mechanisms, the pulling mechanism being detachably connected to a corresponding connecting frame provided between the two arch ribs, the suspension rod mechanism comprising a lower base, two sliding mechanisms, an upper base, two slings and a lifting drive mechanism, two front and rear sliding mechanisms being provided between the lower base and the upper base, the sliding mechanism comprising a slide seat, both slide seats being provided with slings, and a lifting drive mechanism being provided on the upper base and the lower base for driving the slide seat to move upward.

[0006] Preferably, the lifting drive mechanism includes a driving power source, a pulley block and a transmission mechanism, the driving power source is connected to the free end of the wire rope I wound on the pulley block, the movable pulley block of the pulley block is connected to the transmission mechanism, and the transmission mechanism is connected to the slide seat.

[0007] Preferably, the transmission mechanism includes two support arms, a plurality of support wheels, a plurality of guide wheels I and a wire rope II. The upper ends of the two support arms are respectively hingedly connected to the corresponding sliding seats, and the lower ends of the support arms are respectively provided with shafts, and both ends of the shafts are respectively provided with support wheels pressed on the lower base. A guide wheel I is provided on the lower base between the lower end of the front support arm and the front sliding mechanism, and a guide wheel I is provided on the lower base between the lower end of the rear support arm and the rear sliding mechanism. Two guide wheels I are provided on the lower base between the lower ends of the two support arms, and a wire rope II is provided on the guide wheel I, and the two ends of the wire rope II are respectively fixedly connected to the lower ends of the two support arms.

[0008] Preferably, a guide wheel II arranged on a movable pulley block is hung on the steel wire rope II between the two middle guide wheels I.

[0009] Preferably, the sliding mechanism also includes two groove seats and two wheel frames, each of the wheel frames is provided with a plurality of rollers located in the corresponding groove seats, the rollers on the wheel frames are arranged in two rows, front and rear, the rollers in the front row are supported on the front inner wall of the groove seat, and the rollers in the rear row are supported on the rear inner wall of the groove seat, and the wheel frames are provided with sliding seats.

[0010] Preferably, an adjustment support mechanism is provided at the lower end of the slide, and the adjustment support mechanism includes a screw rod, which is passed through the slide and threadedly connected to the slide, and a seat body is provided at the lower end of the screw rod, and a nut threadedly connected to the screw rod is sleeved on the screw rod, and the nut is pressed on the slide.

[0011] Preferably, a slot hole is provided at the rear portion of the upper base, and an upper and lower guide wheels III are provided in the slot hole. The free end of the wire rope I passes through the slot hole and is connected to the driving power source. The wire rope I passing through the slot hole is supported by the guide wheel III. The two ends of the sling pass through the lower base and the upper base respectively. The sling is provided with pin holes arranged in sequence, and the slide seat is penetrated with a pin shaft, and the pin shaft is penetrated in the corresponding pin hole.

[0012] Preferably, the pulling mechanism comprises a rotating shaft, a reduction motor, two sprockets, two chains and two hooks, the reduction motor drives the rotating shaft to rotate, the rotating shaft is provided with a sprocket, the sprockets are provided with chains, and one end of the chain is provided with a hook.

[0013] Preferably, the rolling mechanism includes a wheel seat, two guide wheels IV, a mounting beam and an adjustment support mechanism, the wheel seat is provided with two front and rear guide wheels IV, the front end of the support beam is hingedly connected to the wheel seat, the rear part of the wheel seat is provided with an adjustment support mechanism supporting the mounting beam, and the arch ribs are provided with blocking bodies for blocking the rear guide wheels IV.

[0014] Preferably, the adjustment support mechanism includes a sliding body, an adjusting rod and a twisting head. The wheel seat is provided with a sliding groove that cooperates with the sliding body. An adjusting rod that is inserted into the sliding body is rotatably arranged in the sliding groove. The adjusting rod is threadably connected to the sliding body. The rear end of the adjusting rod extends out of the wheel seat and is provided with a twisting head.

[0015] The beneficial effects of the present invention are as follows: the present invention connects a driving power source with the free end of a steel wire rope I wound on a pulley block, connects a movable pulley block of the pulley block with a transmission mechanism, and the transmission mechanism is connected with a slide seat. Under the action of the driving power source, the pulley block drives the slide seat to move upward through the transmission mechanism, and the slide seat drives the sling thereon to move upward; a suspension rod mechanism is provided on the rolling mechanism, and a pulling mechanism is provided between the two rolling mechanisms. The pulling mechanism is detachably connected to a corresponding connecting frame provided between the two arch ribs. When it is necessary to cast the lower segment beam, the rolling mechanism is pulled along the arch rib by the pulling mechanism, and the rolling mechanism drives the suspension rod mechanism to adjust its position through the cross beam. There is no need for the cooperation of lifting equipment. Compared with the prior art, it can be applied to the suspended casting construction of the arch-first-beam-later method, and it is easy to operate and has good synchronization.

[0016] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of a suspension device for a hanging basket in a suspended pouring construction of an arch-first-beam-later method according to the present invention; Figure 2 It is a structural diagram of the boom mechanism; Figure 3 It is a partial side view of the boom mechanism; Figure 4 It is a structural diagram of the rolling mechanism.

[0018] In the figure: 1-suspender mechanism, 2-rolling mechanism, 3-pulling mechanism, 4-arch rib, 5-connecting frame, 11-lower base, 12-sliding mechanism, 13-upper base, 14-sling, 15-pin hole, 16-lifting drive mechanism, 17-pin shaft, 18-slot hole, 19-guide wheel III, 110-adjusting support mechanism, 21-wheel seat, 22-guide wheel IV, 23-mounting beam, 24-adjusting support mechanism, 25-blocking body, 31-rotating shaft, 32-reduction motor, 33-sprocket, 34-chain, 35-hook, 36-basket bolt, 241-sliding body, 242-adjusting rod, 243-screwing head, 121-sliding seat, 122-grooved seat, 123-wheel frame, 124-roller, 161-driving power source, 162-pulley block, 163-transmission mechanism, 1101-screw, 1102-seat body, 1103-nut, 1631-support arm, 1632-support wheel, 1633-guide wheel I, 1634-wire rope II, 1635-axle body, 1636-guide wheel II. DETAILED DESCRIPTION

[0019] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 The present invention discloses a suspension device for a hanging basket for suspended pouring construction using the arch-first-beam-later method, comprising a suspension rod mechanism 1, two rolling mechanisms 2 and a pulling mechanism 3, wherein the two rolling mechanisms 2 are respectively mounted on two arch ribs 4, the suspension rod mechanism 1 is arranged on the rolling mechanism 2, a pulling mechanism 3 is arranged between the two rolling mechanisms 2, the pulling mechanism 3 is detachably connected to a corresponding connecting frame 5 arranged between the two arch ribs 4, the suspension rod mechanism 1 comprises a lower base 11, two sliding mechanisms 12, an upper base 13, two slings 14 and a lifting drive mechanism 16, two front and rear sliding mechanisms 12 are arranged between the lower base 11 and the upper base 13, the sliding mechanism 12 comprises a slide 121, a sling 14 is arranged on the slide 121, and a lifting drive mechanism 16 is arranged on the upper base 13 and the lower base 11 for driving the slide 121 to move upward.

[0020] The lifting drive mechanism 16 includes a driving power source 161, a pulley block 162 and a transmission mechanism 163. The driving power source 161 is connected to the free end of the steel wire rope I wound around the pulley block 162, the movable pulley block of the pulley block 162 is connected to the transmission mechanism 163, and the transmission mechanism 163 is connected to the slide seat 121.

[0021] The transmission mechanism 163 includes two support arms 1631, a plurality of support wheels 1632, a plurality of guide wheels I1633 and a wire rope II1634. The upper ends of the two support arms 1631 are respectively hingedly connected to the corresponding slide seats 121. The lower ends of the support arms 1631 are each provided with a shaft 1635. Both ends of the shaft 1635 are provided with support wheels 1632 pressed on the lower base 11. The lower ends of the support arms 1631 are respectively hingedly connected to the corresponding slide seats 121. A guide wheel I1633 is provided on the lower base 11 between the lower ends of the rear support arms 1631 and the rear sliding mechanism 12, and two guide wheels I1633 are provided on the lower base 11 between the lower ends of the two support arms 1631, and a steel wire rope II1634 is provided on the guide wheel I1633, and both ends of the steel wire rope II1634 are fixedly connected to the lower ends of the two support arms 1631 respectively.

[0022] A guide wheel II1636 arranged on the movable pulley block is hung on the steel wire rope II1634 between the two middle guide wheels I1633.

[0023] The sliding mechanism 12 also includes two groove seats 122 and two wheel frames 123. The wheel frames 123 are each provided with a plurality of rollers 124 located in the corresponding groove seats 122. The rollers 124 on the wheel frames 123 are arranged in two rows, front and rear. The rollers 124 in the front row are supported on the front inner wall of the groove seat 122, and the rollers 124 in the rear row are supported on the rear inner wall of the groove seat 122. The wheel frame 123 is provided with a sliding seat 121.

[0024] An adjustment support mechanism 110 is provided at the lower end of the slide 21, and the adjustment support mechanism 110 includes a screw rod 1101, which is passed through the slide 121 and threadedly connected thereto, a seat body 1102 is provided at the lower end of the screw rod 1101, a nut 1103 threadedly connected thereto is sleeved on the screw rod 1101, and the nut 1103 is pressed on the slide 121.

[0025] A slot hole 18 is provided at the rear of the upper base 13, and two upper and lower guide wheels III19 are provided in the slot hole 18. The free end of the wire rope I passes through the slot hole 18 and is connected to the driving power source 161. The wire rope I passing through the slot hole 18 is supported by the guide wheel III19. The two ends of the sling 14 pass through the lower base 11 and the upper base 13 respectively. The sling 14 is provided with pin holes 15 arranged in sequence. The slide seat 121 is penetrated by a pin shaft 17, and the pin shaft 17 is penetrated in the corresponding pin hole 15.

[0026] The pulling mechanism 3 includes a rotating shaft 31, a reduction motor 32, two sprockets 33, two chains 34 and two hooks 35. The reduction motor 32 drives the rotating shaft 31 to rotate. The rotating shaft 31 is provided with a sprocket 33. The sprockets 33 are each provided with a chain 34. One end of each chain 34 is provided with a hook 35.

[0027] The chains 34 in front of and behind the sprocket 33 are connected by a turnbuckle bolt 36 .

[0028] The driving power source 61 is a hydraulic cylinder.

[0029] The rolling mechanism 2 includes a wheel seat 21, two guide wheels IV22, a mounting beam 23 and an adjustment support mechanism 24. The wheel seat 21 is provided with two front and rear guide wheels IV22. The front end of the support beam 23 is hingedly connected to the wheel seat 21. The rear part of the wheel seat 21 is provided with an adjustment support mechanism 24 for supporting the mounting beam 23. The arch ribs 4 are all provided with blocking bodies 25 for blocking the rear guide wheels IV22.

[0030] The adjustment support mechanism 24 includes a sliding body 241, an adjustment rod 242 and a twisting head 243. The wheel seat 21 is provided with a slide groove 26 that matches the sliding body 241. An adjustment rod 242 that is inserted into the sliding body 241 is rotatably provided in the slide groove 26. The adjustment rod 242 is threadedly connected to the sliding body 241. The rear end of the adjustment rod 242 extends out of the wheel seat 21 and is provided with a twisting head 243.

[0031] Working process of the present invention: During the working process of the suspension device for a hanging basket of the suspended pouring construction of the arch-first-beam method of the present invention, the driving power source 161 is started to pull the wire rope I, the wire rope I pulls the movable pulley group to move upward, the movable pulley group pulls the wire rope II1634 upward through the guide wheel II1636, the wire rope II1634 pulls the two support arms 1631 to move closer to the corresponding sliding mechanism 12 and rotate, the support arm 1631 pushes the corresponding slide seat 121 to move upward, the slide seat 121 drives the corresponding sling 14 to move upward through the pin shaft 17, after the adjustment is completed, the driving power source 161 is stopped and the nut 1103 is loosened, and then the screw rod 1101 is rotated, the screw rod 1101 moves downward and drives the seat body 1102 until the seat body 1102 is pressed on the lower base 11, and then the nut 1103 is tightened.

[0032] When it is necessary to cast the lower segment beam, remove the basket bolt 36, start the reduction motor 32 to drive the rotating shaft 31 to rotate, the rotating shaft 31 drives the sprocket 33 to rotate, the sprocket 33 pulls the chain 34, and since the chain 34 is fixed on the connecting frame 5, it pulls the rolling mechanism 2 to move along the arch rib 4, and the rolling mechanism 2 drives the suspension rod mechanism 1 to adjust the position. After the adjustment is completed, the chain 34 in front and behind the sprocket 33 is connected by the basket bolt 36, and the blocking body 25 is fixed on the corresponding arch rib 4 to block the rear guide wheel IV22.

[0033] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention belongs to the protection scope of the present invention.

Claims

1. A suspension device for a hanging basket in suspended pouring construction using the arch-first-beam-later method, characterized in that: The invention comprises a suspension rod mechanism (1), two rolling mechanisms (2) and a pulling mechanism (3), wherein the two rolling mechanisms (2) are respectively mounted on two arch ribs (4), the suspension rod mechanism (1) is arranged on the rolling mechanism (2), a pulling mechanism (3) is arranged between the two rolling mechanisms (2), and the pulling mechanism (3) is detachably connected to a corresponding connecting frame (5) arranged between the two arch ribs (4), the suspension rod mechanism (1) comprises a lower base (11), two sliding mechanisms (12), an upper base (13), two slings (14) and a lifting drive mechanism (16), two front and rear sliding mechanisms (12) are arranged between the lower base (11) and the upper base (13), the sliding mechanism (12) comprises a slide seat (121), and the slide seat (121) is provided with a sling (14), and the upper base (13) and the lower base (11) are provided with a lifting drive mechanism (16) for driving the slide seat (121) to move upward.

2. The suspension device for a hanging basket in the suspended pouring construction of the arch-first-beam-later method as claimed in claim 1, characterized in that: The lifting drive mechanism (16) comprises a driving power source (161), a pulley block (162) and a transmission mechanism (163); the driving power source (161) is connected to the free end of a steel wire rope I wound around the pulley block (162); the movable pulley block of the pulley block (162) is connected to the transmission mechanism (163); and the transmission mechanism (163) is connected to the slide seat (121).

3. The suspension device for a hanging basket in the suspended pouring construction of the arch-first-beam-later method as claimed in claim 2, characterized in that: The transmission mechanism (163) comprises two support arms (1631), a plurality of support wheels (1632), a plurality of guide wheels I (1633) and a wire rope II (1634). The upper ends of the two support arms (1631) are respectively hingedly connected to the corresponding slide seats (121). The lower ends of the support arms (1631) are each provided with an axle body (1635). Both ends of the axle body (1635) are provided with support wheels (1632) pressed on the lower base (11). The lower ends of the support arms (1631) are respectively hingedly connected to the slide mechanism (121) in front. ), a guide wheel I (1633) is provided on the lower base (11) between the lower end of the rear support arm (1631) and the rear sliding mechanism (12), and two guide wheels I (1633) are provided on the lower base (11) between the lower ends of the two support arms (1631), and a steel wire rope II (1634) is provided on the guide wheel I (1633), and the two ends of the steel wire rope II (1634) are respectively fixedly connected to the lower ends of the two support arms (1631).

4. A suspension device for a hanging basket in suspended pouring construction using the arch-first-beam-later method as claimed in claim 3, characterized in that: A guide wheel II (1636) arranged on the movable pulley block is hung on the steel wire rope II (1634) between the two middle guide wheels I (1633).

5. The suspension device for a hanging basket in the suspended pouring construction of the arch-first-beam-later method as claimed in claim 1, characterized in that: The sliding mechanism (12) further comprises two groove seats (122) and two wheel frames (123), each of the wheel frames (123) being provided with a plurality of rollers (124) located in the corresponding groove seats (122), the rollers (124) on the wheel frames (123) being arranged in two rows, front and rear, the rollers (124) in the front row being supported on the front inner side wall of the groove seats (122), and the rollers (124) in the rear row being supported on the rear inner side wall of the groove seats (122), and the wheel frames (123) being provided with a sliding seat (121).

6. The suspension device for a hanging basket in the suspended pouring construction of the arch-first-beam-later method as claimed in claim 1, characterized in that: An adjusting support mechanism (110) is provided at the lower end of the slide seat (21), the adjusting support mechanism (110) comprising a screw rod (1101), the screw rod (1101) being passed through the slide seat (121) and being threadedly connected thereto, a seat body (1102) being provided at the lower end of the screw rod (1101), a nut (1103) being sleeved on the screw rod (1101) and being threadedly connected thereto, the nut (1103) being pressed onto the slide seat (121).

7. The suspension device for a hanging basket in the suspended pouring construction of the arch-first-beam-later method as claimed in claim 1, characterized in that: A slot hole (18) is provided at the rear of the upper base (13), and two upper and lower guide wheels III (19) are provided in the slot hole (18). The free end of the wire rope I passes through the slot hole (18) and is connected to the driving power source (161). The wire rope I passing through the slot hole (18) is supported by the guide wheel III (19). The two ends of the sling (14) pass through the lower base (11) and the upper base (13) respectively. The sling (14) is provided with pin holes (15) arranged in sequence. The slide seat (121) is provided with a pin shaft (17), and the pin shaft (17) is penetrated in the corresponding pin hole (15).

8. The suspension device for a hanging basket in the suspended pouring construction of the arch-first-beam-later method as claimed in claim 1, characterized in that: The pulling mechanism (3) comprises a rotating shaft (31), a reduction motor (32), two sprocket wheels (33), two chains (34) and two hooks (35); the reduction motor (32) drives the rotating shaft (31) to rotate; the rotating shaft (31) is provided with a sprocket wheel (33); the sprocket wheels (33) are provided with chains (34); and one end of each chain (34) is provided with a hook (35).

9. The suspension device for a hanging basket in the suspended pouring construction of the arch-first-beam-later method as claimed in claim 1, characterized in that: The rolling mechanism (2) comprises a wheel seat (21), two guide wheels IV (22), a mounting beam (23) and an adjustment support mechanism (24); the wheel seat (21) is provided with two front and rear guide wheels IV (22); the front end of the support beam (23) is hingedly connected to the wheel seat (21); the rear part of the wheel seat (21) is provided with an adjustment support mechanism (24) for supporting the mounting beam (23); and the arch ribs (4) are provided with a blocking body (25) for blocking the rear guide wheel IV (22).

10. A suspension device for a hanging basket in suspended pouring construction using the arch-first-beam-later method as claimed in any one of claims 1 to 9, characterized in that: The adjusting support mechanism (24) comprises a sliding body (241), an adjusting rod (242) and a twisting head (243); a sliding groove (26) matching with the sliding body (241) is provided on the wheel seat (21); an adjusting rod (242) penetrating the sliding body (241) is rotatably provided in the sliding groove (26); the adjusting rod (242) is threadably connected to the sliding body (241); a rear end of the adjusting rod (242) extends out of the wheel seat (21) and is provided with a twisting head (243).

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