Main beam supporting device for road and bridge construction

Abstract

A main beam supporting device for road and bridge construction comprises a main beam, a fixed bottom plate, a top plate, auxiliary supporting rods, a gear disc, a position control supporting plate and a fixed batten, the upper portion of the top plate is connected with the main beam, the lower portion of the top plate is provided with a plurality of auxiliary supporting rods, the lower portion of the fixed bottom plate is connected with the ground, and the upper portion of the fixed bottom plate is provided with a plurality of auxiliary supporting sleeves which are provided with auxiliary sliding ways. A main supporting sleeve is arranged in the middle of the fixing bottom plate, a main sliding way is arranged in the main supporting sleeve, the main sliding way is matched with a main supporting rod, the main supporting rod is connected with the main sliding way, the main supporting rod slides in the main sliding way, an installation plate is arranged outside the main supporting sleeve, and a gear disc is attached to the interior of the installation plate. A motor is connected outside the mounting plate and connected with a driving shaft rod, and the driving shaft rod penetrates through the mounting plate and is connected with a gear disc.

Description

Technical Field

[0001] The utility model relates to the field of road and bridge construction, in particular to a main beam supporting device for road and bridge construction. Background Art

[0002] The existing patent (Announcement No.: CN207227965U) proposes a main beam support device for road and bridge construction, including a base, characterized in that: a plurality of first slide grooves are provided on the upper surface of the base, a first pad is provided on the top of the first slide groove, a plurality of second support rods are installed on the bottom of the first pad, the second support rods are connected to the second fixed block through the first fixed block, third support rods are installed on both sides of the left and right sides of the second fixed block, a second pulley is installed on the outer side of the third support rod, and the second pulley cooperates with the first slide groove. The main beam support device for road and bridge construction can move the second pulley left and right through the cooperation of the first slide groove on the upper surface of the base and the second pulley, but the "pillar" structure in this device is relatively fixed, and its support height cannot be adjusted accordingly according to the actual height of the main beam of the road and bridge under construction. The structural flexibility is not ideal, and it does not have universality, which has disadvantages. Summary of the invention

[0003] In view of the above-mentioned deficiencies in the prior art, the utility model provides a main beam support device for road and bridge construction, which improves the stability of the main beam support for road and bridge construction by evenly sharing the pressure of the main beam at multiple points, and can adjust the top plate support height accordingly according to the actual support requirements of the main beam for road and bridge construction. The utility model has a flexible structure, a wide range of applications, and versatility. The components are easy to assemble and disassemble, and the components are convenient for separate transportation, which saves transportation space, and can be repeatedly used, thereby saving the cost of road and bridge construction.

[0004] The purpose of this utility model is achieved through the following technical solutions:

[0005] A main beam supporting device for road and bridge construction comprises a main beam, a fixed bottom plate, a top plate, a secondary support rod, a gear plate, a position control support plate and a fixed strip plate, wherein the upper portion of the top plate is connected to the main beam, the lower portion of the top plate is provided with a plurality of secondary support rods, the lower portion of the fixed bottom plate is connected to the ground, the upper portion of the fixed bottom plate is provided with a plurality of secondary support sleeves, the secondary support sleeves are provided with secondary slideways, the secondary slideways are adapted to the secondary support rods, the secondary support rods are connected to the secondary slideways, the secondary support rods slide in the secondary slideways, the middle portion of the fixed bottom plate is provided with a main support sleeve, the main support sleeve has a main slideway inside, the main slideway is adapted to the main support rods, the main support rods are connected to the main slideway, the main support rods slide in the main slideway, the outside of the main support sleeve is provided with a mounting plate, the inside of the mounting plate is fitted with a gear plate, the outside of the mounting plate is connected to a motor, the motor is connected to a drive shaft rod, the drive shaft rod passes through the mounting plate, and the drive shaft rod is connected to the gear plate.

[0006] The main support sleeve of the utility model has strip-shaped through holes, which are adapted to the gear plate, and the gear plate passes through the strip-shaped through holes. The main support rod has a rack, which meshes with the gear plate, and the rack is connected to the gear plate. The upper part of the main support rod has a position-controlling support plate, and the position-controlling support plate has a plurality of fixed support plates, and the fixed support plates are connected to the fixed strip plates to form a plurality of support rod grooves, and the support rod grooves are adapted to the auxiliary support rods, and the auxiliary support rods are connected to the support rod grooves.

[0007] The utility model discloses a secondary support rod with a plug plate through hole, a fastening plug plate on the inner side of the fixed strip, a fixed support plate with a fastening slot, the plug plate through hole and the fastening slot are adapted to the fastening plug plate, the fastening plug plate passes through the plug plate through hole, the fastening plug plate is connected to the fastening slot, the fastening plug plate has an inner through hole, the fixed support plate has an outer through hole, the outer through hole and the inner through hole are adapted to the screw rod, the screw rod passes through the outer through hole and the inner through hole in turn, and the two ends of the screw rod are connected to nuts through threads. Beneficial Effects

[0008] The utility model discloses a positioning control support plate and a fixed strip plate, so that the forces between the multiple groups of auxiliary support rods are restrained each other, and the positioning control support plate and the multiple groups of auxiliary support rods are synchronously lifted and lowered through the meshing linkage between the gear plate and the rack, so that the top plate support height can be adjusted accordingly according to the actual support requirements of the main beam of the road and bridge construction. The utility model has a flexible structure, a wide range of applications and versatility. When the auxiliary support rod is lifted or displaced, the slider slides synchronously in the slide groove and limits the lifting range of the top plate to prevent it from being separated from the auxiliary support sleeve, thereby improving the stability of the structure.

[0009] The utility model has a plurality of auxiliary support rods evenly distributed on the four sides of the top plate, which enhances the strength of the supporting force on the bottom of the top plate, makes the force on the top plate even, improves the stability of its supporting force on the main beam, and can increase the number of top plates accordingly according to the actual length of the main beam. By supporting the main beam pressure evenly at multiple points, the stability of the main beam support in road and bridge construction is improved, and the structure is reasonable.

[0010] The utility model fixes the fixed bottom plate to the ground, increases the stability of its upward supporting force, and adopts a split design between the fixed bottom plate, the main beam, the position control support plate and the fixed strip plate, which is convenient for disassembly and assembly, and is convenient for split transportation between components, thus saving transportation space.

[0011] The utility model improves the stability of the main beam support of the road and bridge construction by multi-point uniform sharing of the main beam pressure, and can adjust the top plate support height accordingly according to the actual support requirements of the main beam of the road and bridge construction. It has a flexible structure, a wide range of applications, and versatility. It is easy to assemble and disassemble the components, which is convenient for separate transportation between components, saving transportation space, and can be used repeatedly, saving the road and bridge construction cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1The utility model is a schematic structural diagram of a main beam support device for road and bridge construction.

[0013] Figure 2 This is a structural sectional view of a main beam supporting device for road and bridge construction described in the utility model.

[0014] Figure 3 The utility model is a structural cross-sectional view of a main beam support device for road and bridge construction.

[0015] Figure 4 This is a cross-sectional view of the connection structure of the position-controlling support plate, the fixed strip plate, and the auxiliary support rod described in the utility model.

[0016] Figure 5 This is a schematic diagram of the gear plate and main support rod structure of the utility model.

[0017] Figure 6 This is a schematic diagram of the fixed base plate structure described in the utility model.

[0018] Figure 7 This is a schematic diagram of the fixed strip structure described in the utility model.

[0019] Figure 8 This is a schematic diagram of the top plate structure described in the utility model.

[0020] Fig. 9 This is an exploded view of the position-controlling support plate and the fixed strip plate structure described in the utility model. DETAILED DESCRIPTION

[0021] The utility model is further described in detail below according to the accompanying drawings and embodiments:

[0022] Embodiment 1:

[0023] A main beam support device for road and bridge construction, comprising a main beam 01, a fixed bottom plate 02, a top plate 03, a secondary support rod 04, a gear plate 11, a position control support plate 26, and a fixed strip plate 27. The top plate 03 is connected to the main beam 01 at the upper part, and the top plate 03 has a plurality of secondary support rods 04 at the lower part. The fixed bottom plate 02 is connected to the ground at the lower part, and the fixed bottom plate 02 has a plurality of secondary support sleeves 05 at the upper part. The secondary support sleeves 05 have secondary slideways 06, and the secondary slideways 06 are adapted to the secondary support rods 04. The secondary support rods 04 are connected to the secondary slideways 06, and the secondary support rods 04 slide in the secondary slideways 06. The fixed bottom plate 02 has a main support sleeve 08 in the middle part, and the main support sleeve 08 has a main slideway 09 inside. The slide 09 is adapted to the main support rod 07, the main support rod 07 is connected to the main slide 09, the main support rod 07 slides in the main slide 09, the main support sleeve 08 has a mounting plate 14 on the outside, the mounting plate 14 fits the gear plate 11 inside, the mounting plate 14 is connected to the motor 13 on the outside, the motor 13 is connected to the drive shaft 12, the drive shaft 12 passes through the mounting plate 14, and the drive shaft 12 is connected to the gear plate 11, the fixed bottom plate 02 is fixed to the ground, which increases the stability of its upward supporting force, and the fixed bottom plate 02 and the main beam 01 and the control support plate 26 and the fixed strip plate 27 are all designed in a split type, which is easy to disassemble and assemble, and is convenient for split transportation between components, saving transportation space.

[0024] Embodiment 2:

[0025] The main support sleeve 08 of the utility model has a strip-shaped through hole 15, and the strip-shaped through hole 15 is adapted to the gear plate 11, and the gear plate 11 passes through the strip-shaped through hole 15. The main support rod 07 has a rack 10, and the rack 10 is meshed with the gear plate 11, and the rack 10 is connected to the gear plate 11. The upper part of the main support rod 07 has a control support plate 26, and the control support plate 26 has a plurality of fixed support plates 29, and the fixed support plates 29 are connected to the fixed strip plates 27 to form a plurality of support rod grooves 28, and the support rod grooves 28 are adapted to the auxiliary support rod 04, and the auxiliary support rod 04 is connected to the support rod grooves 28. This device improves the stability of the main beam support of road and bridge construction by evenly sharing the pressure of the main beam 01 at multiple points, and can adjust the support height of the top plate 03 according to the actual support requirements of the main beam of road and bridge construction. The structure is flexible, the application range is wide, and it has versatility. The components are easy to disassemble and assemble, which is convenient for separate transportation between components, saving transportation space, and can be repeatedly used to save the cost of road and bridge construction.

[0026] Embodiment 3:

[0027] The utility model described in the auxiliary support rod 04 has a plug plate through hole 20, the inner side of the fixed strip plate 27 has a fastening plug plate 19, the fixed support plate 29 has a fastening slot 21, the plug plate through hole 20, the fastening slot 21 and the fastening plug plate 19 are adapted, the fastening plug plate 19 passes through the plug plate through hole 20, the fastening plug plate 19 is connected to the fastening slot 21, the fastening plug plate 19 has an inner through hole 25, the fixed support plate 29 has an outer through hole 24, the outer through hole 24, the inner through hole 25 and the screw 22 are adapted, the screw 22 is adapted to the screw 22. The screw rod 22 passes through the outer hole 24 and the inner hole 25 for the second time, and the two ends of the screw rod 22 are connected to the nut 23 by threaded connection. A plurality of auxiliary support rods 04 are evenly distributed on the four sides of the top plate 03 to enhance the supporting strength of the bottom of the top plate 03, make the top plate 03 evenly stressed, and improve the stability of its supporting force on the main beam 01. In addition, the number of top plates 03 can be increased accordingly according to the actual length of the main beam 01. By evenly sharing the pressure of the main beam 01 at multiple points, the stability of the main beam support in road and bridge construction is improved, and the structure is reasonable.

[0028] Embodiment 4:

[0029] The fixed strip plate 27 of the utility model has a plurality of limiting upright plates 18 on the outside, the limiting upright plates 18 are fitted with the auxiliary support sleeve 05 inside, the auxiliary support sleeve 05 has a slide groove 16 on the outside, and a slider 17 is provided on the inside of the limiting upright plates 18. The slider 17 is adapted to the slide groove 16, the slider 17 is connected to the slide groove 16, and the slider 17 slides in the slide groove 16. The control support plate 26 and the fixed strip plate 27 are plugged and fixed, so that the multiple groups of auxiliary support rods 04 are mutually restrained and subjected to force, and the control support plate 26 and the multiple groups of auxiliary support rods 04 are synchronously lifted and lowered through the meshing and linkage between the gear plate 11 and the rack 10, so that the control support plate 26 and the multiple groups of auxiliary support rods 04 can be synchronously lifted and lowered, so that the height of the top plate 03 can be adjusted accordingly according to the actual support requirements of the main beam of the road and bridge construction. The utility model has a flexible structure, a wide range of applications, and versatility. When the auxiliary support rod 04 is lifted and displaced, the slider 17 slides synchronously in the slide groove 16 accordingly, and the lifting range of the top plate 03 is limited to prevent it from being separated from the auxiliary support sleeve 05, thereby improving the structural stability.

[0030] Embodiment 5:

[0031] Installation steps: First, assemble the main support rod 07 control structure, first place the main support rod 07 into the main slide 09, then place the gear plate 11 on the inner side of the mounting plate 14, and the gear plate 11 passes through the strip through-hole 15 and meshes with the rack 10, then pass the drive shaft 12 through the mounting plate 14 and fix it with the gear plate 11, finally install and fix the motor 13 on the outside of the mounting plate 14, and drive it with the gear plate 11. After completing the assembly of the main support rod 07 control structure, assemble the top plate 03 structure, first place the top plate 03 on the upper part of the fixed bottom plate 02, and embed the auxiliary support rod 04 into the auxiliary slide 06, and the auxiliary support rod 0 The outer surface of the fixing plate 29 is matched with the fixed support plate 29, the plate through hole 20 is in the position corresponding to the fastening slot 21, and then the fixing strip 27 is placed outside the secondary support rod 04, and connected with the fixed support plate 29 to form a support rod groove 28, and the secondary support rod 04 is placed in the support rod groove 28, the fastening plate 19 passes through the plate through hole 20 and is embedded in the fastening slot 21, the outer through hole 24 and the inner through hole 25 are in the position corresponding to each other, the inner surface of the limiting vertical plate 18 is matched with the outer surface of the secondary support sleeve 05, the slider 17 is embedded in the slide groove 16, and then the screw 22 is passed through the outer through hole 24 and the inner through hole 25 in turn, and its two ends are fixedly connected with the nut 23 through threads to complete the installation.

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as within the protection scope of the present invention.

Claims

1. A main beam support device for road and bridge construction, characterized in that : comprising a main beam (01), a fixed bottom plate (02), a top plate (03), a secondary support rod (04), a gear plate (11), a position control support plate (26), and a fixed strip plate (27), wherein the top plate (03) is connected to the main beam (01) at the top, and the top plate (03) is provided with a plurality of secondary support rods (04) at the bottom, the fixed bottom plate (02) is connected to the ground at the bottom, and the fixed bottom plate (02) is provided with a plurality of secondary support sleeves (05) at the top, and the secondary support sleeves (05) are provided with secondary slideways (06), the secondary slideways (06) are adapted to the secondary support rods (04), the secondary support rods (04) are connected to the secondary slideways (06), and the secondary support rods (04) are inside the secondary slideways (06). The fixed bottom plate (02) is provided with a main support sleeve (08) in the middle, a main slideway (09) is provided inside the main support sleeve (08), the main slideway (09) is adapted to the main support rod (07), the main support rod (07) is connected to the main slideway (09), the main support rod (07) slides in the main slideway (09), the main support sleeve (08) is provided with a mounting plate (14) outside, the mounting plate (14) is fitted with a gear plate (11) inside, the mounting plate (14) is connected to a motor (13) outside, the motor (13) is connected to a drive shaft (12), the drive shaft (12) passes through the mounting plate (14), and the drive shaft (12) is connected to the gear plate (11).

2. A main beam support device for road and bridge construction according to claim 1, characterized in that The main support sleeve (08) has a strip-shaped through hole (15), the strip-shaped through hole (15) is adapted to the gear plate (11), the gear plate (11) passes through the strip-shaped through hole (15), the main support rod (07) has a rack (10), the rack (10) is meshed with the gear plate (11), the rack (10) is connected to the gear plate (11), the main support rod (07) has a position-controlling support plate (26) at the upper part, the position-controlling support plate (26) has a plurality of fixed support plates (29), the fixed support plates (29) are connected to the fixed strip plates (27) to form a plurality of support rod grooves (28), the support rod grooves (28) are adapted to the auxiliary support rod (04), and the auxiliary support rod (04) is connected to the support rod grooves (28).

3. A main beam support device for road and bridge construction according to claim 2, characterized in that The secondary support rod (04) has a plug plate through hole (20), the inner side of the fixed strip plate (27) has a fastening plug plate (19), the fixed support plate (29) has a fastening slot (21), the plug plate through hole (20) and the fastening slot (21) are adapted to the fastening plug plate (19), the fastening plug plate (19) passes through the plug plate through hole (20), the fastening plug plate (19) is connected to the fastening slot (21), the fastening plug plate (19) has an inner through hole (25), the fixed support plate (29) has an outer through hole (24), the outer through hole (24) and the inner through hole (25) are adapted to the screw rod (22), the screw rod (22) passes through the outer through hole (24) and the inner through hole (25) in sequence, and the two ends of the screw rod (22) are connected to the nut (23) by a thread.

4. A main beam support device for road and bridge construction according to claim 3, characterized in that The fixed strip plate (27) has a plurality of limit vertical plates (18) on the outside, the limit vertical plates (18) are fitted inside the auxiliary support sleeve (05), the auxiliary support sleeve (05) has a slide groove (16) on the outside, and a slider (17) is provided on the inside of the limit vertical plates (18), the slider (17) is adapted to the slide groove (16), the slider (17) is connected to the slide groove (16), and the slider (17) slides in the slide groove (16).

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