Supporting equipment for bridge construction

Abstract

The utility model relates to the technical field of supporting equipment, in particular to supporting equipment for bridge construction. The device comprises a supporting rod fixedly connected to the upper end of a base, a pre-fixing assembly and a transverse frame are arranged at the upper end of the supporting rod, a mounting ring is fixedly connected to the lower end of the transverse frame, a limiting assembly is arranged at the upper end of the transverse frame, and the pre-fixing assembly comprises an insertion block inserted into the arc face of the supporting rod in a sliding mode; by arranging the pre-fixing assembly, when a supporting rod and a transverse frame are fixed, a worker drags the supporting rod and pulls a pull rope at the same time, so that an insertion block is completely retracted into the supporting rod, then the supporting rod is inserted into a mounting ring, then the pull rope is loosened, and the insertion block is inserted into the mounting ring under the reset of a reset mechanism; therefore, the supporting rod and the transverse frame are pre-fixed, the mounting holes are kept in an aligned state, then the screw rod is screwed in for fixing, and the effect that the mounting efficiency is prevented from being affected by dislocation of the mounting holes as much as possible is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to support equipment technical field especially relates to a support equipment for bridge construction. BACKGROUND

[0002] Support equipment is used for the auxiliary support of bridge frame and pier cooperation when bridge construction, and the support equipment is composed of base, support rod and crosspiece, when using the support equipment, the base is placed on the ground and fixed through expansion bolt, the support rod is kept horizontal and perpendicular to the ground, so that the bridge frame can be placed on the crosspiece and cooperated with the pier for auxiliary support.

[0003] The inventor found in daily work that when fixing the support rod and the crosspiece, the worker needs to put the mounting ring on the crosspiece into the support rod, then align the mounting hole on the mounting ring with the mounting hole on the support rod, and then screw in the screw rod for fixing, but the mounting hole may be misaligned during the screwing process, so the mounting hole needs to be realigned, which affects the installation efficiency. UTILITY MODEL CONTENTS

[0004] The utility model discloses a support equipment for bridge construction, which solves the problem of misalignment of the mounting hole during the fixing of the support rod and the crosspiece, which affects the installation efficiency.

[0005] To achieve the above object, the utility model adopts the following technical scheme: a support equipment for bridge construction, comprising a support rod fixedly connected to the upper end of a base, a pre-fixing assembly and a crosspiece arranged at the upper end of the support rod, an installation ring fixedly connected to the lower end of the crosspiece, and a limiting assembly arranged at the upper end of the crosspiece.

[0006] The above components achieve the following effects: by arranging the pre-fixing assembly, when fixing the support rod and the crosspiece, the worker pulls the support rod while pulling the pull rope, so that the plug block is completely retracted into the support rod, then the support rod is inserted into the installation ring, then the pull rope is loosened, and under the reset of the reset mechanism, the plug block is inserted into the installation ring, thereby pre-fixing the support rod and the crosspiece, keeping the mounting holes aligned, then screwing in the screw rod for fixing, and thereby avoiding the misalignment of the mounting holes and affecting the installation efficiency.

[0007] Preferably, the left end of the plug block is fixedly connected with a reset spring, and the other end of the reset spring is fixed with the supporting rod.

[0008] The effect achieved by the above component is that the plug block is reset through the reset spring.

[0009] Preferably, the right end of the plug block is provided with an auxiliary surface.

[0010] The effect achieved by the above component is that the worker can directly drag the supporting rod to insert the plug block into the mounting ring through the auxiliary surface.

[0011] Preferably, one side of the auxiliary surface is fixedly connected with a first magnetic sheet, the inner wall of the mounting ring is fixedly connected with a second magnetic sheet, and the second magnetic sheet and the first magnetic sheet are attracted to each other when close to each other.

[0012] The effect achieved by the above component is that the plug block is assisted in limiting through the second magnetic sheet and the first magnetic sheet.

[0013] Preferably, the limiting assembly comprises a sliding groove provided at the upper end of the cross frame, the inner wall of the sliding groove is slidably connected with a limiting rod on both sides, the inner wall of the sliding groove is rotatably connected with a bidirectional screw rod, and the threads of the two ends of the bidirectional screw rod are opposite.

[0014] The effect achieved by the above component is that after the bridge frame is placed on the cross frame, the bidirectional screw rod is rotated through the driving mechanism, the limiting rods on both sides of the sliding groove are close to each other, the frame is clamped, and the bridge frame is limited as much as possible.

[0015] Preferably, the bidirectional screw rod is threadedly connected with the limiting rod, and the right end of the bidirectional screw rod is fixedly connected with a hexagonal block.

[0016] The effect achieved by the above component is that the worker connects the hexagonal block with the output end of the hand drill, and then starts to rotate the bidirectional screw rod.

[0017] Preferably, the right end of the cross frame is provided with a plurality of positioning grooves which are uniformly distributed, and the right end of the hexagonal block is inserted with a bolt.

[0018] The effect achieved by the above component is that after the bridge frame is limited, the bolt is inserted into the positioning groove on the cross frame, and the surface of the bolt is provided with a protrusion, so that the bidirectional screw rod is fixed.

[0019] In summary, the beneficial effects of the present application are:

[0020] The utility model discloses, through setting up pre -fixing subassembly, when fixing between support rod and crosspiece, worker drags support rod, and pulls the drawstring simultaneously, makes the plug -in block complete return to support rod, then will support rod insert into the mounting ring, then loosens the drawstring, under the reset mechanism reset, make the plug -in block insert into the mounting ring, thereby pre -fixing between support rod and crosspiece, thereby keep mounting hole is in alignment state, then screw into the screw rod and fix, and then as far as possible reach the effect of avoiding the influence installation efficiency because of the misplacement between mounting hole, solve because the support rod and crosspiece fixed, the worker needs to put the mounting ring on the crosspiece into support rod, then will the mounting hole on the mounting ring and mounting hole on support rod alignment, then screw into the screw rod and fix, but the mounting hole can be misaligned in the screwing screw rod process, thereby need to realign the mounting hole, and then influence installation efficiency problem. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0022] Figure 2 It is the three-dimensional structure schematic diagram of pre -fixing subassembly of the utility model;

[0023] Figure 3 It is the three-dimensional structure schematic diagram of the utility model limit component.

[0024] Legend: 1, base; 2, pre -fixing subassembly; 3, limit component; 4, support rod; 5, mounting ring; 6, crosspiece; 21, plug -in block; 22, reset spring; 23, auxiliary surface; 24, drawstring; 25, second magnetic sheet; 26, first magnetic sheet; 31, sliding slot; 32, bidirectional screw rod; 33, limit rod; 34, hexagonal block; 35, bolt; 36, positioning groove. DETAILED DESCRIPTION

[0025] Referring to Figure 1 The utility model provides a kind of technical scheme: a kind of support equipment for bridge construction includes the support rod 4 of fixed connection in the upper end of base 1, the upper end of support rod 4 is provided with pre -fixing subassembly 2 and crosspiece 6, the lower end of crosspiece 6 is fixedly connected with mounting ring 5, and the upper end of crosspiece 6 is provided with limit component 3.

[0026] The specific setting and effect of pre -fixing subassembly 2 and limit component 3 are described below.

[0027] Referring to Figure 2As shown, in the embodiment: the pre-fixing assembly 2 includes the plug block 21 slidingly inserted into the arc surface of the support rod 4, the plug block 21 is inserted into the mounting ring 5, the left end of the plug block 21 is fixedly connected with the pull rope 24, the pull rope 24 penetrates through the support rod 4, by arranging the pre-fixing assembly 2, when fixing the support rod 4 and the cross frame 6, the worker drags the support rod 4, and simultaneously pulls the pull rope 24, so that the plug block 21 is completely retracted into the support rod 4, then the support rod 4 is inserted into the mounting ring 5, then the pull rope 24 is loosened, under the reset of the reset mechanism, the plug block 21 is inserted into the mounting ring 5, thereby pre-fixing the support rod 4 and the cross frame 6, so that the mounting holes are kept in the aligned state, then the threaded rod is screwed in for fixing, thereby avoiding the influence of the installation efficiency caused by the misalignment between the mounting holes as far as possible, the left end of the plug block 21 is fixedly connected with the reset spring 22, the other end of the reset spring 22 is fixed with the support rod 4, by arranging the reset spring 22, the plug block 21 is reset, the right end of the plug block 21 is provided with the auxiliary surface 23, by arranging the auxiliary surface 23, the worker can directly drag the support rod 4 to insert the plug block 21 into the mounting ring 5, one side of the auxiliary surface 23 is fixedly connected with the first magnetic sheet 26, the inner wall of the mounting ring 5 is fixedly connected with the second magnetic sheet 25, the second magnetic sheet 25 and the first magnetic sheet 26 are attracted to each other when they are close, by arranging the second magnetic sheet 25 and the first magnetic sheet 26, the plug block 21 is assisted and limited.

[0028] Referring to Figure 3 As shown, in the embodiment: the limiting assembly 3 includes the sliding groove 31 provided on the upper end of the cross frame 6, the inner wall of the sliding groove 31 is slidingly connected with the limiting rod 33 on both sides, the inner wall of the sliding groove 31 is rotatably connected with the bidirectional screw rod 32, the threads of the two ends of the bidirectional screw rod 32 are opposite, after the bridge frame is put onto the cross frame 6, by driving the mechanism, the bidirectional screw rod 32 is rotated, so that the limiting rods 33 on both sides of the sliding groove 31 are close to each other, thereby clamping the frame, thereby limiting the bridge frame as far as possible, the bidirectional screw rod 32 is threadedly connected with the limiting rod 33, the right end of the bidirectional screw rod 32 is fixedly connected with the hexagonal block 34, the worker connects the hand drill output end with the hexagonal block 34, then starts, so that the bidirectional screw rod 32 is rotated, the right end of the cross frame 6 is provided with a plurality of evenly distributed positioning grooves 36, the right end of the hexagonal block 34 is inserted with the bolt 35, after limiting the bridge frame, the bolt 35 is inserted into the positioning groove 36 on the cross frame 6, the surface of the bolt 35 is provided with a protrusion, thereby fixing the bidirectional screw rod 32.

[0029] Working principle:

[0030] When the support device is used, the base 1 is placed on the ground and fixed by expansion bolts, the support rod 4 is kept horizontal and perpendicular to the ground, so that the bridge frame can be placed on the cross frame 6 to assist the support of the pier, when the support rod 4 and the cross frame 6 are fixed, the worker drags the support rod 4 while pulling the pull rope 24, so that the plug block 21 is completely retracted into the support rod 4, then the support rod 4 is inserted into the mounting ring 5, then the pull rope 24 is loosened, the reset spring 22 is arranged to reset the plug block 21, so that the plug block 21 is inserted into the mounting ring 5, thereby pre-fixing the support rod 4 and the cross frame 6, so that the mounting holes are kept in alignment, then the screw rod is screwed in for fixation, thereby avoiding the influence of installation efficiency caused by misalignment between the mounting holes as much as possible, the auxiliary surface 23 is arranged, so that the worker can directly drag the support rod 4 to insert the plug block 21 into the mounting ring 5, the second magnetic sheet 25 and the first magnetic sheet 26 are arranged to assist the limiting of the plug block 21, after the bridge frame is placed on the cross frame 6, the worker connects the hand drill output end with the hexagonal block 34, then starts, so that the bidirectional screw rod 32 rotates, the limiting rods 33 on both sides of the sliding groove 31 approach each other, thereby clamping the frame, thereby limiting the bridge frame as much as possible, after the bridge frame is limited, the bolt 35 is inserted into the positioning groove 36 on the cross frame 6, the surface of the bolt 35 is provided with a protrusion, thereby fixing the bidirectional screw rod 32.

[0031] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technology content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification of the above embodiments made according to the technical essence of the present application without departing from the technical scheme content of the present application still falls within the protection scope of the present application. In the description of the present application, it should be noted that unless otherwise specified and limited, the terms "mounting", "connection" and "connection" should be understood broadly, for example, it can be fixed connection, detachable connection or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediate medium; it can be the communication between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

Claims

1. A support device for bridge construction comprising a support pole (4) fixedly connected to the upper end of a base (1), characterized in that: The upper end of the support rod (4) is provided with a pre-fixing component (2) and a crossbeam (6). The lower end of the crossbeam (6) is fixedly connected with an installation ring (5). The upper end of the crossbeam (6) is provided with a limiting component (3). The pre-fixing component (2) includes a plug (21) that is slidably inserted into the arc surface of the support rod (4). The plug (21) is inserted into the installation ring (5). The left end of the plug (21) is fixedly connected with a pull rope (24). The pull rope (24) passes through the support rod (4).

2. The support apparatus for bridge construction according to claim 1, characterized by: A reset spring (22) is fixedly connected to the left end of the insert (21), and the other end of the reset spring (22) is fixed to the support rod (4).

3. The support apparatus for bridge construction according to claim 2, characterized by: An auxiliary surface (23) is provided at the right end of the insert (21).

4. The support apparatus for bridge construction according to claim 3, characterized by: A first magnetic sheet (26) is fixedly connected to one side of the auxiliary surface (23), and a second magnetic sheet (25) is fixedly connected to the inner wall of the mounting ring (5). The second magnetic sheet (25) and the first magnetic sheet (26) attract each other when they are close to each other.

5. The support apparatus for bridge construction according to claim 4, wherein: The limiting component (3) includes a slide groove (31) opened on the upper end of the crossbar (6). Limiting rods (33) are slidably connected to both sides of the inner wall of the slide groove (31). A bidirectional screw (32) is rotatably connected to the inner wall of the slide groove (31). The two ends of the bidirectional screw (32) have opposite threads.

6. The support apparatus for bridge construction of claim 5, wherein: The bidirectional screw (32) is threadedly connected to the limiting rod (33), and a hexagonal block (34) is fixedly connected to the right end of the bidirectional screw (32).

7. The support apparatus for bridge construction of claim 6, wherein: The right end of the crossbar (6) is provided with a plurality of evenly distributed positioning slots (36), and the right end of the hexagonal block (34) is provided with a pin (35).

Images