High-stability bearing structure for bridge builder

Abstract

The present application relates to the field of bridge builder, and relates to a kind of high-stability load-bearing structure for bridge builder, including connecting plate and walking track, two groups of adjusting mechanisms are installed between connecting plate and walking track, and two groups of adjusting mechanisms are respectively used to jacking the two ends of walking track;Adjusting mechanism includes first threaded cylinder rotatably installed on connecting plate and adjusting screw rod threaded in the top of first threaded cylinder, adjusting screw rod is rotatably connected with walking track, first fixed block is fixedly connected on connecting plate, adjusting shaft is rotatably installed on first fixed block, and first transmission belt is sleeved on adjusting shaft and first threaded cylinder;First gear is fixedly connected on adjusting shaft, and driving motor is slidably installed on connecting plate, second gear is fixedly connected on the output shaft of driving motor, and second gear can be engaged with the first gear in two groups of adjusting mechanisms respectively.The present application solves the problem of low installation efficiency of load-bearing structure.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of bridge building machine, and particularly to a high-stability bearing structure for bridge building machine. BACKGROUND

[0002] The bridge building machine is a bridge construction equipment integrating hydraulic transmission, intelligent control, information monitoring and other technologies. It is mainly used for steel bar binding and concrete pouring in the process of bridge construction, and can greatly improve the automation, informatization and intelligent construction level of cantilever cast-in-place beam. The bridge building machine mainly consists of bearing bar, hydraulic integrated formwork, hydraulic adjustment, automatic walking, information monitoring, steel reinforcement skeleton integral hoisting and platform protection systems.

[0003] In the related art, the bearing structure of the bridge building machine includes a walking track, a main truss, a main hanger, a corbel and a fixing assembly. The walking track is installed on a pier. A connecting piece is fixedly connected to the walking track. The walking track is anchoringly connected to the pier through the connecting piece. A plurality of pads are arranged below the walking track. The pads are connected to the walking track through bolts. A jack is arranged at each end of the walking track. The jack can jackingly lift the two ends of the walking track, so as to adjust the height and inclination angle of the walking track. The plurality of pads can support the walking track. The main truss is installed on the walking track and can slide along the walking track.

[0004] In the related art, in the process of adjusting the inclination angle of the walking track, the workers need to operate the jacks at the two ends of the walking track. Since the two ends of the walking track are far apart, the efficiency of the workers in adjusting the inclination angle of the walking track is low, resulting in low installation efficiency of the bearing structure. SUMMARY

[0005] In order to solve the problem of low installation efficiency of the bearing structure, the present application provides a high-stability bearing structure for bridge building machine.

[0006] The high-stability bearing structure for bridge building machine provided by the present application adopts the following technical scheme:

[0007] A high-stability bearing structure for bridge building machine, comprising a connecting plate installed on a pier and a walking track placed on the connecting plate, two sets of adjusting mechanisms are installed between the connecting plate and the walking track, and the two sets of adjusting mechanisms are respectively used for jacking the two ends of the walking track;

[0008] The adjusting mechanism comprises a first threaded cylinder rotatably installed on the connecting plate and an adjusting screw rod penetrating the top of the first threaded cylinder. The adjusting screw rod is rotatably connected to the walking track. A first fixed block is fixedly connected to the connecting plate. An adjusting shaft is rotatably installed on the first fixed block. A first conveyor belt is sleeved on the adjusting shaft and the first threaded cylinder.

[0009] The adjusting rotating shaft is fixedly connected with a first gear, a driving motor is slidably installed on the connecting plate, an output shaft of the driving motor is fixedly connected with a second gear, and the second gear can be engaged with the first gears in the two groups of adjusting mechanisms respectively.

[0010] Preferably, a support plate is placed below the walking track, the support plate is rotationally connected with the adjusting screw, a limiting mechanism is installed on the support plate, the limiting mechanism comprises two limiting clamping plates which are slidably installed on the support plate, the two limiting clamping plates are respectively located on the two sides of the walking track, track pressing plates are fixedly connected with the two sides of the walking track, the two limiting clamping plates are in contact with the track pressing plates respectively, a limiting transmission member is installed on the connecting plate, and the driving motor can drive the two limiting clamping plates to move synchronously through the limiting transmission member.

[0011] Preferably, a second fixing block is fixedly connected with the connecting plate, the limiting transmission member comprises a transmission screw which is rotationally installed on the second fixing block, a moving plate is slidably installed on the connecting plate, the transmission screw penetrates through the moving plate and is threadedly connected with the moving plate, the moving plate is installed with an extension connection mechanism, the moving plate is connected with the two limiting clamping plates through the extension connection mechanism, a limiting rotating shaft is rotationally installed on the second fixing block, the limiting rotating shaft is connected with the transmission screw through a bevel gear set, a third gear is fixedly connected with the limiting rotating shaft, and the second gear is engaged with the third gear when the second gear is separated from the first gear.

[0012] Preferably, a through hole is formed in the support plate, limiting holes are vertically formed in the two limiting clamping plates, the extension connection mechanism comprises a second threaded cylinder which is rotationally installed on the moving plate and an extension screw which penetrates through the second threaded cylinder, an extension push plate is fixedly connected with the top of the extension screw, an extension guide rod which penetrates through the moving plate is fixedly connected with the extension push plate, two extension clamping blocks are fixedly connected with the top of the extension push plate, the two extension clamping blocks penetrate through the through hole and are respectively inserted into the limiting holes, and the connecting plate is installed with an extension transmission member for driving the second threaded cylinder to rotate.

[0013] Preferably, the extension transmission member comprises a rack which is fixedly connected with the driving motor, a connecting rotating shaft is rotationally installed on the connecting plate, a connecting gear which is engaged with the rack is fixedly connected with the connecting rotating shaft, a third fixing block is fixedly connected with the connecting plate, an extension rod is rotationally installed on the third fixing block, the end of the extension rod which is away from the third fixing block is rotationally connected with the moving plate, a second transmission belt is sleeved with the connecting rotating shaft at one end of the extension rod, and the other end of the extension rod is connected with the second threaded cylinder through the bevel gear set.

[0014] Preferably, the bottom of the limiting clamping plate is provided with a limiting guide rod, the lower side of the supporting plate is provided with a limiting bottom plate fixedly connected with the limiting guide rod, a limiting spring is fixedly connected between the limiting clamping plate and the limiting bottom plate, the limiting bottom plate abuts against the supporting plate, and a separation component is installed on the limiting clamping plate.

[0015] Preferably, a first sliding groove is formed in the inner wall of the limiting opening, a second sliding groove is formed in the bottom of the limiting clamping plate and communicates with the first sliding groove, the separation component comprises a first separation block slidingly installed in the first sliding groove and a second separation block slidingly installed in the second sliding groove, the first separation block extends into the limiting opening and is formed with a first inclined surface downwardly inclined at one end extending into the limiting opening, the telescopic clamping block can contact the first separation block, the top of the second separation block is formed with a second inclined surface in contact with the first separation block, and the bottom of the second separation block passes through the through hole and abuts against the limiting bottom plate.

[0016] Preferably, a limiting installation groove is formed in the side wall of the limiting clamping plate, a fixing component is installed on the limiting clamping plate, the fixing component comprises a fixing spring fixedly connected to the inner wall of the limiting installation groove and a fixing clamping block placed in the limiting installation groove, the fixing spring is fixedly connected with the fixing clamping block, the fixing clamping block is formed with a fixing inclined surface upwardly inclined at one end away from the fixing spring, and the top of the track pressing plate can contact the bottom of the fixing clamping block.

[0017] Preferably, the fixing clamping block is fixedly connected with a pull rope, and one end of the pull rope away from the fixing clamping block is fixedly connected with the second separation block.

[0018] Preferably, a moving component is installed on the connecting plate, a sliding groove is formed in the connecting plate, a sliding block is slidingly installed in the sliding groove, the sliding block is fixedly connected with the driving motor, the moving component comprises a moving screw rod rotatingly installed in the sliding groove and a moving motor fixedly connected to the connecting plate, the moving screw rod passes through the sliding block and is threadedly connected with the sliding block, and the moving screw rod is fixedly connected with the output shaft of the moving motor.

[0019] In summary, the present application has the following at least beneficial technical effects:

[0020] 1. When the inclination angle of the walking track needs to be adjusted, the driving motor is started, the driving motor drives the second gear to rotate, the second gear drives the first gear to rotate, the first gear drives the adjusting rotating shaft to rotate, the adjusting rotating shaft drives the first threaded cylinder to rotate through the first conveying belt, the first threaded cylinder drives the adjusting screw to move, the adjusting screw drives one end of the walking track to be jacked up, after one end of the walking track is jacked up, the driving motor is moved, and the other end of the walking track can be jacked up, so that the staff can operate, and the installation efficiency of the bearing structure is improved;

[0021] 2. When the horizontal position of the walking track needs to be finely adjusted, the driving motor drives the two limiting clamping plates to move synchronously through the limiting transmission part, the two limiting clamping plates drive the walking track to slide on the supporting plate, so that the horizontal position of the walking track can be adjusted, the staff can operate, and meanwhile the two limiting clamping plates can limit the walking track, so that the walking track is prevented from deviating when the walking track needs to be fixed by bolts;

[0022] 3. During the movement of the driving motor, the driving motor drives the second threaded cylinder to rotate through the telescopic transmission part, the second threaded cylinder drives the telescopic screw to move, the telescopic screw drives the telescopic push plate to move, the telescopic push plate drives the two telescopic clamping blocks to be inserted into the limiting openings respectively, during the movement of the moving plate, the telescopic clamping blocks can drive the limiting clamping plates to move, after the horizontal position of the walking track is adjusted, the driving motor is moved, the second gear is separated from the third gear, the telescopic clamping blocks are separated from the limiting openings, and return to the initial positions, so that the movement process of other structures on the walking track is not interfered. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the overall structure schematic diagram of the bridge making machine with high stability bearing structure.

[0024] Figure 2 It is the structure schematic diagram of the bearing structure.

[0025] Figure 3 It is the structure schematic diagram of the connecting plate.

[0026] Figure 4 It is the structure schematic diagram of the adjusting mechanism.

[0027] Figure 5 It is the structure schematic diagram of the driving motor.

[0028] Figure 6 It is the structure schematic diagram of the telescopic connecting mechanism.

[0029] Figure 7 is a structural schematic view of a limiting mechanism of an embodiment of the present application.

[0030] Figure 8 is a structural schematic view of a limiting bottom plate of an embodiment of the present application.

[0031] Figure 9 is a structural schematic view of a separation component of an embodiment of the present application.

[0032] Figure 10 is a structural schematic view of a fixing component of an embodiment of the present application.

[0033] BRIEF DESCRIPTION OF DRAWINGS: 1, connecting plate; 11, driving motor; 111, second gear; 2, walking track; 21, support plate; 211, through hole; 22, track pressing plate; 3, adjusting mechanism; 31, first threaded cylinder; 32, adjusting screw rod; 33, adjusting rotating shaft; 331, first gear; 34, first conveying belt; 4, limiting mechanism; 41, limiting clamping plate; 411, limiting hole; 412, limiting installation groove; 42, transmission screw rod; 43, moving plate; 44, limiting rotating shaft; 441, third gear; 45, limiting guide rod; 46, limiting bottom plate; 47, limiting spring; 5, telescopic connecting mechanism; 51, second threaded cylinder; 52, telescopic screw rod; 53, telescopic push plate; 54, telescopic clamping block; 55, rack; 56, connecting rotating shaft; 561, connecting gear; 57, telescopic rod; 6, separation component; 61, first separation block; 62, second separation block; 7, fixing component; 71, fixing spring; 72, fixing clamping block; 73, pull rope; 8, moving component; 81, moving screw rod; 82, moving motor. DETAILED DESCRIPTION

[0034] The above description is made in connection with the accompanying drawings. Figures 1-10 The present application is further described in detail.

[0035] Embodiments of the present application disclose a high-stability bearing structure for a bridge building machine. Referring to Figures 1 to 4, including the connecting plate 1, the walking track 2 and the two groups of adjusting mechanisms 3, the connecting plate 1 is installed on the pier, the connecting plate 1 is connected with the pier by anchoring, the walking track 2 is placed on the connecting plate 1, the two groups of adjusting mechanisms 3 are installed between the connecting plate 1 and the walking track 2, and the two groups of adjusting mechanisms 3 can respectively jacking the two ends of the walking track 2;The adjusting mechanism 3 comprises a first threaded cylinder 31 and an adjusting screw 32, the first threaded cylinder 31 is rotatably installed on the top of the connecting plate 1, the adjusting screw 32 is vertically arranged in the top of the first threaded cylinder 31, the bottom of the adjusting screw 32 is rotatably connected with the bottom of the walking track 2, the first fixed block is fixedly connected on the connecting plate 1, the adjusting shaft 33 is rotatably installed on the first fixed block, and the first transmission belt 34 is sleeved on the adjusting shaft 33 and the first threaded cylinder 31;The first gear 331 is fixedly connected on the adjusting shaft 33, the driving motor 11 is slidably installed on the connecting plate 1, the second gear 111 is fixedly connected on the output shaft of the driving motor 11, and the second gear 111 can be engaged with the first gear 331 in the two groups of adjusting mechanisms 3.

[0036] When the inclination angle of the walking track 2 needs to be adjusted, the driving motor 11 is started, the driving motor 11 drives the second gear 111 to rotate, the second gear 111 drives the first gear 331 to rotate, the first gear 331 drives the adjusting shaft 33 to rotate, the adjusting shaft 33 drives the first threaded cylinder 31 to rotate through the first transmission belt 34, the first threaded cylinder 31 drives the adjusting screw 32 to move, and the adjusting screw 32 drives one end of the walking track 2 to jacking, when one end of the walking track 2 jacking is completed, the driving motor 11 is moved, and the other end of the walking track 2 is jacked, which is convenient for the staff to operate, and solves the problem of low installation efficiency of the bearing structure.

[0037] Referring to Figure 3 and Figure 4The lower side of the walking track 2 is provided with a supporting plate 21, the walking track 2 is connected with the supporting plate 21 through bolts after the position adjustment of the walking track 2 is completed, the supporting plate 21 is rotationally connected with the adjusting screw 32, the supporting plate 21 is connected with the connecting plate 1 through bolts after the position adjustment of the supporting plate 21 is completed, the supporting plate 21 is provided with a limiting mechanism 4, the limiting mechanism 4 comprises two limiting clamping plates 41, the two limiting clamping plates 41 are slidingly installed on the top of the supporting plate 21, the two limiting clamping plates 41 are respectively located on the two sides of the walking track 2, the two sides of the walking track 2 are fixedly connected with track pressing plates 22, the two limiting clamping plates 41 are respectively in contact with the track pressing plates 22, the connecting plate 1 is provided with a limiting transmission part, the driving motor 11 can drive the two limiting clamping plates 41 to move synchronously through the limiting transmission part; when it is needed to finely adjust the horizontal position of the walking track 2, the driving motor 11 drives the two limiting clamping plates 41 to move synchronously through the limiting transmission part, the two limiting clamping plates 41 drive the walking track 2 to slide on the supporting plate 21, so that the horizontal position of the walking track 2 can be adjusted, and the operation of the staff is facilitated, and meanwhile the two limiting clamping plates 41 can limit the walking track 2, so that the walking track 2 is prevented from deviating when it is needed to fixedly connect the walking track 2 through bolts.

[0038] With reference to Figures 3 to 6 The connecting plate 1 is fixedly connected with a second fixed block, the limiting transmission part comprises a transmission screw 42, the transmission screw 42 is rotationally installed on the second fixed block, a moving plate 43 is slidingly installed on the connecting plate 1, the transmission screw 42 is arranged in the moving plate 43 and is in threaded connection with the moving plate 43, the moving plate 43 is provided with an extension connection mechanism 5, the moving plate 43 is connected with the two limiting clamping plates 41 through the extension connection mechanism 5, a limiting rotating shaft 44 is rotationally installed on the second fixed block, the limiting rotating shaft 44 is connected with the transmission screw 42 through a bevel gear set, a third gear 441 is fixedly connected with the limiting rotating shaft 44, the second gear 111 is engaged with the third gear 441 when the second gear 111 is separated from the first gear 331; the driving motor 11 is moved, the driving motor 11 drives the second gear 111 to move, the moving plate 43 is connected with the two limiting clamping plates 41 through the extension connection mechanism 5, the second gear 111 is engaged with the third gear 441 when the second gear 111 is separated from the first gear 331, the second gear 111 drives the third gear 441 to rotate, the third gear 441 drives the limiting rotating shaft 44 to rotate, the limiting rotating shaft 44 drives the transmission screw 42 to rotate, the transmission screw 42 drives the moving plate 43 to move, and the moving plate 43 drives the two limiting clamping plates 41 to move, so that the horizontal position of the walking track 2 can be adjusted.

[0039] With reference to Figures 5 to 7, the supporting plate 21 is provided with a through hole 211, two limiting clamping plates 41 are vertically provided with limiting holes 411, the telescopic connecting mechanism 5 comprises a second threaded cylinder 51 and a telescopic screw rod 52, the second threaded cylinder 51 is rotatably installed on the top of the moving plate 43, the telescopic screw rod 52 is vertically arranged on the top of the second threaded cylinder 51, the top of the telescopic screw rod 52 is fixedly connected with a telescopic push plate 53, the bottom of the telescopic push plate 53 is fixedly connected with a telescopic guide rod arranged on the moving plate 43, the top of the telescopic push plate 53 is fixedly connected with two telescopic clamping blocks 54, the two telescopic clamping blocks 54 are arranged through the through hole 211 and are inserted into the limiting holes 411 respectively, and the connecting plate 1 is provided with a telescopic transmission part for driving the second threaded cylinder 51 to rotate; during the movement of the driving motor 11, the driving motor 11 drives the second threaded cylinder 51 to rotate through the telescopic transmission part, the second threaded cylinder 51 drives the telescopic screw rod 52 to move, the telescopic screw rod 52 drives the telescopic push plate 53 to move, and the telescopic push plate 53 drives the two telescopic clamping blocks 54 to be inserted into the limiting holes 411 respectively, during the movement of the moving plate 43, the telescopic clamping blocks 54 can drive the limiting clamping plates 41 to move, when the horizontal position adjustment of the walking track 2 is completed, the driving motor 11 is moved, so that the second gear 111 is separated from the third gear 441, the telescopic clamping blocks 54 are separated from the limiting holes 411 and return to the initial position, and the movement process of other structures on the walking track 2 is not interfered.

[0040] With reference to Figures 5 to 7 The telescopic transmission part comprises a rack 55, the rack 55 is fixedly connected with the driving motor 11, a connecting shaft 56 is rotatably arranged on the connecting plate 1, a connecting gear 561 engaged with the rack 55 is fixedly connected with the connecting shaft 56, a third fixed block is fixedly connected with the connecting plate 1, a telescopic rod 57 is rotatably arranged on the third fixed block, one end of the telescopic rod 57 away from the third fixed block is rotatably connected with the moving plate 43, a second transmission belt is arranged on the other end of the telescopic rod 57 and the connecting shaft 56, and the other end of the telescopic rod 57 is connected with the second threaded cylinder 51 through a bevel gear set; during the movement of the driving motor 11, the driving motor 11 drives the rack 55 to move, the rack 55 drives the connecting shaft 56 to rotate, the connecting shaft 56 drives the telescopic rod 57 to rotate through the second transmission belt, and the telescopic rod 57 drives the second threaded cylinder 51 to rotate, so that the telescopic clamping blocks 54 can be inserted into the limiting holes 411.

[0041] With reference to Figures 5 to 9The bottom of the limiting clamping plate 41 is provided with a limiting guide rod 45, the lower side of the supporting plate 21 is provided with a limiting bottom plate 46 fixedly connected with the limiting guide rod 45, the limiting clamping plate 41 and the limiting bottom plate 46 are fixedly connected with a limiting spring 47, the limiting bottom plate 46 abuts against the supporting plate 21, the separating component 6 is installed on the limiting clamping plate 41, and the telescopic clamping block 54 can drive the limiting bottom plate 46 to separate from the supporting plate 21 through the separating component 6; during limiting of the walking track 2 by the limiting clamping plate 41, the limiting spring 47 provides a continuous pulling force to the limiting bottom plate 46, so that the limiting bottom plate 46 is tightly attached to the supporting plate 21, the limiting clamping plate 41 is limited, and the stability of limiting of the walking track 2 by the limiting clamping plate 41 is improved; when it is required to finely adjust the horizontal position of the walking track 2, the telescopic clamping block 54 is inserted into the limiting opening 411, and the telescopic clamping block 54 drives the limiting bottom plate 46 to move through the separating component 6, so that the limiting bottom plate 46 is separated from the supporting plate 21, and the limiting of the limiting clamping plate 41 is released.

[0042] With reference to Figures 7 to 9 The inner wall of the limiting opening 411 is provided with a first sliding groove, the bottom of the limiting clamping plate 41 is provided with a second sliding groove in communication with the first sliding groove, the separating component 6 comprises a first separating block 61 and a second separating block 62, the first separating block 61 is slidingly installed in the first sliding groove, the second separating block 62 is slidingly installed in the second sliding groove, the first separating block 61 extends into the limiting opening 411, and one end extending into the limiting opening 411 is formed with a first inclined surface downwardly inclined, the telescopic clamping block 54 can contact the first separating block 61, the top of the second separating block 62 is formed with a second inclined surface in contact with the first separating block 61, the bottom of the second separating block 62 passes through the through opening 211 and abuts against the limiting bottom plate 46; during upward movement of the telescopic clamping block 54, the telescopic clamping block 54 first contacts the first inclined surface and pushes the first separating block 61 to move through the first inclined surface, the first separating block 61 pushes the second separating block 62 to move through the second inclined surface, the second separating block 62 pushes the limiting bottom plate 46 to move, so that the limiting bottom plate 46 is separated from the supporting plate 21.

[0043] With reference to Figures 5 to 10The side wall of the limiting clamping plate 41 is provided with a limiting installation groove 412, the fixing component 7 is installed on the limiting clamping plate 41, the fixing component 7 comprises a fixing spring 71 and a fixing block 72, the fixing spring 71 is fixedly connected to the inner wall of the limiting installation groove 412, the fixing block 72 is placed in the limiting installation groove 412, the fixing spring 71 is fixedly connected to the fixing block 72, the end, away from the fixing spring 71, of the fixing block 72 is formed with an upwardly inclined fixing slope, and the top of the track pressing plate 22 can contact the bottom of the fixing block 72; during the process of placing the walking track 2 on the supporting plate 21, the track pressing plate 22 first contacts the fixing slope and pushes the fixing block 72 to move, so that the fixing spring 71 is compressed; when the track pressing plate 22 is separated from the fixing block 72, the fixing spring 71 pushes the fixing block 72 to move, and the fixing block 72 limits the track pressing plate 22 from above; when it is necessary to bolt the walking track 2, the deviation of the walking track 2 is avoided.

[0044] With reference to Figures 8 to 10 The fixing block 72 is fixedly connected with a pull rope 73, one end, away from the fixing block 72, of the pull rope 73 is fixedly connected with the second separating block 62; during the movement of the second separating block 62, the second separating block 62 drives the fixing block 72 to move through the pull rope 73, so that the fixing block 72 is separated from the track pressing plate 22; when the walking track 2 needs to be replaced due to wear, the walking track 2 can be conveniently replaced.

[0045] With reference to Figure 5 The connecting plate 1 is provided with a moving component 8, the connecting plate 1 is provided with a sliding groove, a sliding block is slidingly installed in the sliding groove, the sliding block is fixedly connected with the driving motor 11, the moving component 8 comprises a moving screw 81 and a moving motor 82, the moving screw 81 is rotationally installed in the sliding groove, the moving motor 82 is fixedly connected to the connecting plate 1, the moving screw 81 penetrates through the sliding block and is in threaded connection with the sliding block, and the moving screw 81 is fixedly connected with the output shaft of the moving motor 82; the moving motor 82 is started to drive the moving screw 81 to rotate, the moving screw 81 drives the driving motor 11 to move, so that the position of the driving motor 11 can be changed; meanwhile, the moving screw 81 and the sliding block have a self-locking function, so that the driving motor 11 can be limited.

[0046] The implementation principle of the high-stability bearing structure for the bridge building machine is as follows: the driving motor 11 is started, one of the adjusting screws 32 is driven by the driving motor 11 to move, one end of the walking track 2 is jacked up by the adjusting screw 32, when the jacking up of one end of the walking track 2 is completed, the moving motor 82 is started, the driving motor 11 is driven by the moving motor 82 to move, the other adjusting screw 32 is driven by the driving motor 11 to move, the other end of the walking track 2 is jacked up, and the staff is facilitated to operate, thereby solving the problem of low installation efficiency of the bearing structure; when the second gear 111 is separated from the first gear 331, the second gear 111 is engaged with the third gear 441, the two telescopic clamping blocks 54 are inserted into the limiting openings 411 respectively, the second gear 111 drives the third gear 441 to rotate, the third gear 441 drives the limiting rotating shaft 44 to rotate, the limiting rotating shaft 44 drives the transmission screw 42 to rotate, the transmission screw 42 drives the moving plate 43 to move, the moving plate 43 drives the two limiting clamping plates 41 to move, and the two limiting clamping plates 41 drive the walking track 2 to slide on the supporting plate 21, thereby adjusting the horizontal position of the walking track 2.

[0047] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A highly stable load-bearing structure for a bridge-building machine, comprising a connecting plate (1) mounted on a bridge pier and a walking track (2) placed on the connecting plate (1), characterized in that: Two sets of adjustment mechanisms (3) are installed between the connecting plate (1) and the walking track (2), and the two sets of adjustment mechanisms (3) are used to lift the two ends of the walking track (2) respectively; The adjusting mechanism (3) comprises a first threaded barrel (31) rotatably mounted on the connecting plate (1) and an adjusting screw (32) passing through the top of the first threaded barrel (31); the adjusting screw (32) is rotatably connected to the walking track (2); a first fixed block is fixedly connected to the connecting plate (1); an adjusting shaft (33) is rotatably mounted on the first fixed block; a first conveyor belt (34) is sleeved on the adjusting shaft (33) and the first threaded barrel (31); The adjusting shaft (33) is fixedly connected to a first gear (331), a driving motor (11) is slidably mounted on the connecting plate (1), and a second gear (111) is fixedly connected to the output shaft of the driving motor (11), and the second gear (111) can respectively engage with the first gears (331) in the two sets of adjusting mechanisms (3); a support plate (21) is placed below the walking track (2), the support plate (21) is rotatably connected to the adjusting screw (32), and a limiting mechanism (4) is mounted on the support plate (21), and the limiting mechanism (4) includes two limiting clamps (41) slidably mounted on the support plate (21), and the two limiting clamps (41) are respectively engaged with the first gears (331) in the two sets of adjusting mechanisms (3). 1) are respectively located on both sides of the walking track (2), both sides of the walking track (2) are fixedly connected with a track pressure plate (22), the two limit clamps (41) are respectively in contact with the track pressure plate (22), a limit transmission member is installed on the connecting plate (1), and the driving motor (11) can drive the two limit clamps (41) to move synchronously through the limit transmission member; a second fixed block is fixedly connected to the connecting plate (1), the limit transmission member includes a transmission screw (42) rotatably installed on the second fixed block, a moving plate (43) is slidably installed on the connecting plate (1), the transmission screw (42) is inserted into the moving plate (43) and is threadedly connected to the moving plate (43) The movable plate (43) is provided with a telescopic connection mechanism (5), and the movable plate (43) is connected to the two limiting clamps (41) through the telescopic connection mechanism (5). A limiting rotating shaft (44) is rotatably provided on the second fixed block, and the limiting rotating shaft (44) is connected to the transmission screw (42) through a bevel gear set. A third gear (441) is fixedly connected to the limiting rotating shaft (44), and when the second gear (111) is separated from the first gear (331), the second gear (111) is meshed with the third gear (441); a through opening (211) is provided on the support plate (21), and limiting openings are vertically provided on both the limiting clamps (41). (411), the telescopic connection mechanism (5) includes a second threaded barrel (51) rotatably mounted on the movable plate (43) and a telescopic screw (52) passing through the second threaded barrel (51), the top of the telescopic screw (52) is fixedly connected to a telescopic push plate (53), the telescopic push plate (53) is fixedly connected to a telescopic guide rod passing through the movable plate (43), the top of the telescopic push plate (53) is fixedly connected to two telescopic clamping blocks (54), both of the two telescopic clamping blocks (54) pass through the through-hole (211) and are respectively inserted into the limiting hole (411), and a telescopic transmission member for driving the second threaded barrel (51) to rotate is installed on the connecting plate (1).

2. The high-stability load-bearing structure for a bridge-building machine according to claim 1, characterized in that: The telescopic transmission member includes a rack (55) fixedly connected to the drive motor (11), a connecting shaft (56) rotatably mounted on the connecting plate (1), a connecting gear (561) meshing with the rack (55) fixedly connected to the connecting shaft (56), a third fixed block fixedly connected to the connecting plate (1), a telescopic rod (57) rotatably mounted on the third fixed block, an end of the telescopic rod (57) away from the third fixed block being rotatably connected to the movable plate (43), one end of the telescopic rod (57) and the connecting shaft (56) being sleeved with a second conveyor belt, and the other end of the telescopic rod (57) being connected to the second threaded cylinder (51) via a bevel gear set.

3. The high-stability load-bearing structure for a bridge-building machine according to claim 1, characterized in that: A limiting guide rod (45) is provided at the bottom of the limiting clamp (41), and a limiting base plate (46) fixedly connected to the limiting guide rod (45) is provided below the support plate (21). A limiting spring (47) is fixedly connected between the limiting clamp (41) and the limiting base plate (46), and the limiting base plate (46) abuts against the support plate (21). A separation component (6) is installed on the limiting clamp (41), and the telescopic block (54) can drive the limiting base plate (46) to separate from the support plate (21) through the separation component (6).

4. The high-stability load-bearing structure for a bridge-building machine according to claim 3, characterized in that: A first sliding groove is provided on the inner wall of the limiting opening (411), and a second sliding groove is provided on the bottom of the limiting clamp (41) to communicate with the first sliding groove. The separating component (6) includes a first separating block (61) slidably mounted in the first sliding groove and a second separating block (62) slidably mounted in the second sliding groove. The first separating block (61) extends into the limiting opening (411), and one end extending into the limiting opening (411) is formed with a first inclined surface inclined downward. The telescopic block (54) can contact the first separating block (61), and the top of the second separating block (62) is formed with a second inclined surface contacting the first separating block (61). The bottom of the second separating block (62) passes through the through opening (211) and abuts against the limiting bottom plate (46).

5. The high-stability load-bearing structure for a bridge-building machine according to claim 4, characterized in that: A limiting mounting groove (412) is provided on the side wall of the limiting clamp (41), and a fixing component (7) is installed on the limiting clamp (41), wherein the fixing component (7) comprises a fixing spring (71) fixedly connected to the inner wall of the limiting mounting groove (412) and a fixing block (72) placed in the limiting mounting groove (412), wherein the fixing spring (71) is fixedly connected to the fixing block (72), and an end of the fixing block (72) away from the fixing spring (71) is formed with an upwardly inclined fixing slope, and the top of the track pressure plate (22) can contact the bottom of the fixing block (72).

6. The high-stability load-bearing structure for a bridge-building machine according to claim 5, characterized in that: A pull rope (73) is fixedly connected to the fixed clamping block (72), and one end of the pull rope (73) away from the fixed clamping block (72) is fixedly connected to the second separation block (62).

7. The high-stability load-bearing structure for a bridge-building machine according to claim 1, characterized in that: A moving component (8) is installed on the connecting plate (1), a sliding groove is provided on the connecting plate (1), a sliding block is slidably installed in the sliding groove, and the sliding block is fixedly connected to the driving motor (11). The moving component (8) includes a moving screw (81) rotatably installed in the sliding groove and a moving motor (82) fixedly connected to the connecting plate (1), the moving screw (81) is passed through the sliding block and is threadedly connected to the sliding block, and the moving screw (81) is fixedly connected to the output shaft of the moving motor (82).

Images