阅读说明：本技术 一种钢箱梁的托架装置 (Bracket device of steel box girder ) 是由 王腾 代起彬 李永强 郝伟亮 李圣荣 景建军 王筱萌 于 2020-12-16 设计创作，主要内容包括：本发明公开了一种钢箱梁的托架装置,属于支撑装置技术领域,解决了现有装置的横向杆倾斜角度不可调节,影响了对钢箱梁的支撑的问题；其技术特征是：包括底座,底座上对称设置有两个立柱,立柱之间设置有升降座,升降座套设在立柱上,升降座和立柱之间滑动连接,升降座的下方设置有用于调节升降座高度的驱动组件,升降座上对称设置有用于调节钢箱梁倾斜角度的辅助组件；本发明实施例设置了辅助组件,辅助组件的设置实现了对钢箱梁的辅助限位,同时能够根据钢箱梁的型号和位置对其进行固定,避免了钢箱梁的脱落,缓冲组件的设置实现了对升降座和挤压板的限位保护,进而间接的实现了对钢箱梁的缓冲保护,避免了钢箱梁的损坏。(The invention discloses a bracket device of a steel box girder, which belongs to the technical field of supporting devices and solves the problem that the support of the steel box girder is influenced because the inclination angle of a transverse rod of the conventional device is not adjustable; the technical characteristics are as follows: the lifting seat is sleeved on the stand columns, the lifting seat and the stand columns are connected in a sliding manner, a driving assembly for adjusting the height of the lifting seat is arranged below the lifting seat, and auxiliary assemblies for adjusting the inclination angle of the steel box girder are symmetrically arranged on the lifting seat; according to the embodiment of the invention, the auxiliary assembly is arranged, the auxiliary limiting of the steel box girder is realized through the arrangement of the auxiliary assembly, meanwhile, the steel box girder can be fixed according to the type and the position of the steel box girder, the falling off of the steel box girder is avoided, the limiting protection of the lifting seat and the extrusion plate is realized through the arrangement of the buffer assembly, the buffer protection of the steel box girder is further indirectly realized, and the damage of the steel box girder is avoided.)

1. The utility model provides a bracket device of steel box girder, includes base (1), the symmetry is provided with two stand (3) on base (1), be provided with between stand (3) lift seat (7), lift seat (7) cover is established on stand (3), its characterized in that, sliding connection between lift seat (7) and the stand (3), the below of lift seat (7) is provided with and is used for adjusting the drive assembly of lift seat (7) height, the symmetry is provided with auxiliary assembly (19) that are used for adjusting steel box girder inclination on lift seat (7).

2. The bracket device of the steel box girder according to claim 1, wherein the driving assembly comprises a servo motor (4), a screw (5) and a thread block (6), the servo motor (4) is fixedly installed on the side wall of the upright post (3), the screw (5) is fixedly connected to the output end of the servo motor (4), one end, far away from the servo motor (4), of the screw (5) is rotatably connected with the upright post (3), two sections of external threads with opposite rotation directions and the same thread pitch are symmetrically arranged on the screw (5), the thread block (6) is in threaded connection with each section of the external threads, a push rod (25) is hinged to the upper portion of the thread block (6), and a lifting seat (7) is hinged to one end, far away from the thread block (6), of the push rod (25).

3. The bracket device of the steel box girder according to claim 1, wherein two squeeze plates (8) are symmetrically arranged at both sides of the lifting seat (7), a buffer assembly (9) for protecting the squeeze plates (8) is arranged above the squeeze plates (8), the buffer assembly (9) is fixedly installed on the baffle plate (2), and the bottom of the baffle plate (2) is fixed on the base (1).

4. The bracket device of the steel box girder according to claim 3, wherein the buffer assembly (9) comprises a buffer base (10) and a buffer spring mounting base (11), two buffer spring mounting bases (11) are symmetrically arranged in the buffer base (10), and the buffer spring mounting base (11) is welded with the buffer base (10).

5. The bracket device of the steel box girder according to claim 4, wherein a lifting plate (13) is disposed between the buffer spring mounting seats (11), both ends of the lifting plate (13) extend into the buffer spring mounting seats (11), the lifting plate (13) is slidably connected to the side walls of the buffer spring mounting seats (11), a connecting plate (14) is fixedly mounted on the lower portion of the lifting plate (13), and the lifting plate (13) is fixedly connected to the positioning plate (15) through the connecting plate (14).

6. The bracket device of the steel box girder according to claim 5, wherein a first buffer spring (12) for protecting the lifting plate (13) is further fixedly installed in the buffer spring installation seat (11), the lower end of the first buffer spring (12) is fixedly connected with the lifting plate (13), and the upper end of the first buffer spring (12) is fixedly connected with the buffer spring installation seat (11).

7. The bracket device of the steel box girder according to any one of claims 1 to 6, wherein the lifting seat (7) is fixedly provided with a dust removal assembly (16) for removing dust from the steel box girder, the dust removal assembly (16) comprises a dust removal plate (17) and dust removal grooves (18), the dust removal plate (17) is of a rectangular plate-shaped structure, and the dust removal plate (17) is uniformly provided with a plurality of dust removal grooves (18).

8. The bracket device of steel box girder according to claim 7, wherein a suction fan is installed in the dust removing groove (18).

9. The bracket device of the steel box girder according to any one of claims 1 to 6, wherein the auxiliary assembly (19) comprises an arc-shaped bottom plate (20) and an arc-shaped buffer plate (22), the bottom of the arc-shaped bottom plate (20) is rotatably connected with a hinged seat (23), the hinged seat (23) is fixedly installed on the lifting seat (7), the arc-shaped buffer plate (22) is arranged on the inner side of the arc-shaped bottom plate (20), the bottom of the arc-shaped buffer plate (22) is hinged with the hinged seat (23), a plurality of second buffer springs (21) are uniformly distributed between the arc-shaped bottom plate (20) and the arc-shaped buffer plate (22), and two ends of each second buffer spring (21) are respectively and fixedly connected with the arc-shaped bottom plate (20) and the arc-shaped buffer plate (22).

10. The bracket device of the steel box girder according to claim 9, wherein a hydraulic cylinder (24) is provided at one side of the hinge base (23), the hydraulic cylinder (24) is disposed to be inclined, and the hydraulic cylinder (24) is fixedly installed on the lifting base (7), and the telescopic end of the hydraulic cylinder (24) is hinged to the outer wall of the arc-shaped bottom plate (20).

Technical Field

The invention relates to the technical field of supporting devices, in particular to a bracket device of a steel box girder.

Background

Steel box girder structure all can be used to present large-scale bridge, and steel box girder mainly used provides the support, avoids the bridge to warp. The steel box girder is generally formed by connecting components such as a top plate, a bottom plate and closed ribs in an all-welded mode, the quantity is large, in bridge construction, a temporary bracket system needs to be arranged when the suspension bridge stiffening girder without a sling is installed, the stiffening girder is supported by the bracket system in the hoisting and installing process, and the operation is safe during installation.

Chinese patent CN205329549U discloses a steel box girder temporary storage bracket device, which comprises a bracket main body, wherein the bracket main body comprises an embedded anchoring system, a supporting truss system and a sliding track system, the embedded anchoring system comprises a plurality of fixing components, and the fixing components are respectively installed on the supporting truss system and the sliding track system and used for fixing the bracket main body; the support truss system is connected with the sliding track system, but the inclination angle of the transverse rod of the device is not adjustable, so that the support of the steel box girder is influenced, and therefore, the bracket device of the steel box girder is provided.

Disclosure of Invention

The invention aims to provide a bracket device of a steel box girder, which comprises a base, wherein two upright posts are symmetrically arranged on the base, a lifting seat is arranged between the upright posts, the lifting seat is sleeved on the upright posts and is in sliding connection with the upright posts, a driving assembly for adjusting the height of the lifting seat is arranged below the lifting seat, and auxiliary assemblies for adjusting the inclination angle of the steel box girder are symmetrically arranged on the lifting seat, so that the problem that the inclination angle of a transverse rod of the conventional device cannot be adjusted, and the support of the steel box girder is influenced is solved.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a bracket device of steel box girder, includes the base, and the symmetry is provided with two stands on the base, is provided with the lift seat between the stand, and the lift seat cover is established on the stand, sliding connection between lift seat and the stand, and the below of lift seat is provided with the drive assembly who is used for adjusting lift seat height, and the symmetry is provided with the auxiliary assembly who is used for adjusting steel box girder inclination on the lift seat.

As a further scheme of the invention: drive assembly includes servo motor, screw rod and thread piece, and servo motor fixed mounting is on the lateral wall of stand, and servo motor's output end fixedly connected with screw rod, and servo motor's one end is kept away from to the screw rod is rotated with the stand and is connected, and the symmetry is provided with two sections and revolves to opposite, the same external screw thread of pitch on the screw rod, and every section the external screw thread on threaded connection have the thread piece, the upper portion of thread piece articulates there is the push rod, the one end that the thread piece was kept away from to the push rod articulates there is.

As a still further scheme of the invention: the bilateral symmetry of lift seat is provided with two stripper plates, and the top of stripper plate is provided with the buffering subassembly that is used for protecting the stripper plate, and buffering subassembly fixed mounting is on the baffle, and the bottom of baffle is fixed on the base, and the buffering subassembly includes buffer seat and buffer spring mount pad, and the interior symmetry of buffer seat is provided with two buffer spring mount pads, and the buffer spring mount pad welds with the buffer seat.

As a still further scheme of the invention: be provided with the lifter plate between the buffer spring mount pad, in the both ends of lifter plate extended to the buffer spring mount pad respectively, and the lateral wall sliding connection of lifter plate and buffer spring mount pad, the lower part fixed mounting of lifter plate has the connecting plate, and the lifter plate passes through connecting plate fixedly connected with locating plate.

As a still further scheme of the invention: still fixed mounting has the first buffer spring who is used for protecting the lifter plate in the buffer spring mount pad, first buffer spring's lower extreme and lifter plate fixed connection, first buffer spring's upper end fixedly connected with buffer spring mount pad.

As a still further scheme of the invention: the lifting seat is fixedly provided with a dust removal assembly used for removing dust of the steel box girder, the dust removal assembly comprises a dust removal plate and dust removal grooves, the dust removal plate is of a rectangular plate-shaped structure, the dust removal plate is evenly provided with a plurality of dust removal grooves, and an exhaust fan is installed in each dust removal groove.

As a still further scheme of the invention: the auxiliary assembly includes arc bottom plate and arc buffer board, the bottom of arc bottom plate rotates with articulated seat to be connected, articulated seat fixed mounting is on the seat that goes up and down, the inboard of arc bottom plate is provided with the arc buffer board, the bottom of arc buffer board is articulated with articulated seat, and the equipartition has a plurality of second buffer spring between arc bottom plate and the arc buffer board, second buffer spring's both ends respectively with arc bottom plate and arc buffer board fixed connection, one side of articulated seat is provided with the pneumatic cylinder, the pneumatic cylinder slope sets up, and pneumatic cylinder fixed mounting is on the seat that goes up and down, and the flexible end of pneumatic cylinder is articulated with the outer wall of arc bottom plate.

In conclusion, the beneficial effects of the invention are as follows: according to the embodiment of the invention, the auxiliary assembly is arranged, the auxiliary limiting of the steel box girder is realized by the arrangement of the auxiliary assembly, meanwhile, the steel box girder can be fixed according to the type and the position of the steel box girder, the falling off of the steel box girder is avoided, the limiting protection of the lifting seat and the extrusion plate is realized by the arrangement of the buffer assembly, the buffer protection of the steel box girder is further indirectly realized, the damage of the steel box girder is avoided, and the normal work of the steel box girder is ensured.

Drawings

Fig. 1 is a schematic structural diagram of the invention.

Fig. 2 is a schematic structural diagram of the lifting base in the invention.

FIG. 3 is a schematic structural diagram of a cushion assembly according to the present invention.

FIG. 4 is a schematic structural view of a cushion seat according to the present invention.

FIG. 5 is a schematic view of a positioning plate according to the present invention.

Fig. 6 is a schematic structural view of an extrusion plate according to the present invention.

Fig. 7 is a schematic structural diagram of a dust removal assembly in the invention.

In the figure: 1-base, 2-baffle, 3-upright, 4-servo motor, 5-screw, 6-thread block, 7-lifting seat, 8-extrusion plate, 9-buffer component, 10-buffer seat, 11-buffer spring mounting seat, 12-first buffer spring, 13-lifting plate, 14-connecting plate, 15-positioning plate, 16-dust-removing component, 17-dust-removing plate, 18-dust-removing groove, 19-auxiliary component, 20-arc bottom plate, 21-second buffer spring, 22-arc buffer plate, 23-hinged seat, 24-hydraulic cylinder and 25-push rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1-2, in the embodiment of the present invention, a bracket device for a steel box girder includes a base 1, two upright posts 3 are symmetrically disposed on the base 1, a lifting seat 7 is disposed between the upright posts 3, the lifting seat 7 is sleeved on the upright posts 3, the lifting seat 7 and the upright posts 3 are slidably connected, a driving assembly for adjusting the height of the lifting seat 7 is disposed below the lifting seat 7, and auxiliary assemblies 19 for adjusting the inclination angle of the steel box girder are symmetrically disposed on the lifting seat 7;

the driving assembly comprises a servo motor 4, a screw rod 5 and a thread block 6, the servo motor 4 is fixedly arranged on the side wall of the upright post 3, the output end of the servo motor 4 is fixedly connected with the screw rod 5, one end of the screw rod 5, far away from the servo motor 4, is rotatably connected with the upright post 3, two sections of external threads with opposite rotating directions and same thread pitch are symmetrically arranged on the screw rod 5, the thread block 6 is in threaded connection with each section of the external threads, the upper part of the thread block 6 is hinged with a push rod 25, and one end, far away from the thread block 6, of the push rod 25 is hinged;

when the height of the lifting seat 7 needs to be adjusted, the servo motor 4 is started, the servo motor 4 drives the screw rod 5 to rotate, and the screw rod 5 drives the thread block 6 to move in the same direction or in different directions, so that the thread block 6 pushes the push rod 25 and the lifting seat 7 to move up and down, the height of the lifting seat 7 is adjusted, and the steel box girder is conveniently supported and installed;

as shown in fig. 6, two extrusion plates 8 are symmetrically arranged on two sides of the lifting seat 7, a buffer assembly 9 for protecting the extrusion plates 8 is arranged above the extrusion plates 8, the buffer assembly 9 is fixedly installed on the baffle plate 2, and the bottom of the baffle plate 2 is fixed on the base 1;

as shown in fig. 3-5, the buffer assembly 9 includes a buffer seat 10 and buffer spring mounting seats 11, two buffer spring mounting seats 11 are symmetrically arranged in the buffer seat 10, the buffer spring mounting seats 11 are welded to the buffer seat 10, a lifting plate 13 is arranged between the buffer spring mounting seats 11, two ends of the lifting plate 13 respectively extend into the buffer spring mounting seats 11, the lifting plate 13 is slidably connected with the side walls of the buffer spring mounting seats 11, a connecting plate 14 is fixedly mounted at the lower part of the lifting plate 13, and the lifting plate 13 is fixedly connected with a positioning plate 15 through the connecting plate 14;

a first buffer spring 12 for protecting the lifting plate 13 is fixedly arranged in the buffer spring mounting seat 11, the lower end of the first buffer spring 12 is fixedly connected with the lifting plate 13, and the upper end of the first buffer spring 12 is fixedly connected with the buffer spring mounting seat 11;

the arrangement of the buffer assembly 9 realizes the limiting protection of the lifting seat 7 and the extrusion plate 8, so that the buffer protection of the steel box girder is indirectly realized, the damage of the steel box girder is avoided, and the normal work of the steel box girder is ensured.

As shown in fig. 7, the lifting seat 7 is fixedly provided with a dust removing component 16 for removing dust from the steel box girder, the dust removing component 16 comprises a dust removing plate 17 and a dust removing groove 18, the dust removing plate 17 is of a rectangular plate-shaped structure, the dust removing plate 17 is evenly provided with a plurality of dust removing grooves 18, an exhaust fan is installed in the dust removing groove 18, the dust removing component 16 is arranged to rapidly remove dust from the dust, so that the dust is prevented from polluting the steel box girder, and the service life of the steel box girder is prolonged.

Example 2

As shown in fig. 1-2, in the embodiment of the present invention, a bracket device for a steel box girder includes a base 1, two upright posts 3 are symmetrically disposed on the base 1, a lifting seat 7 is disposed between the upright posts 3, the lifting seat 7 is sleeved on the upright posts 3, the lifting seat 7 and the upright posts 3 are slidably connected, a driving assembly for adjusting the height of the lifting seat 7 is disposed below the lifting seat 7, and auxiliary assemblies 19 for adjusting the inclination angle of the steel box girder are symmetrically disposed on the lifting seat 7;

the driving assembly comprises a servo motor 4, a screw rod 5 and a thread block 6, the servo motor 4 is fixedly arranged on the side wall of the upright post 3, the output end of the servo motor 4 is fixedly connected with the screw rod 5, one end of the screw rod 5, far away from the servo motor 4, is rotatably connected with the upright post 3, two sections of external threads with opposite rotating directions and same thread pitch are symmetrically arranged on the screw rod 5, the thread block 6 is in threaded connection with each section of the external threads, the upper part of the thread block 6 is hinged with a push rod 25, and one end, far away from the thread block 6, of the push rod 25 is hinged;

when the height of the lifting seat 7 needs to be adjusted, the servo motor 4 is started, the servo motor 4 drives the screw rod 5 to rotate, and the screw rod 5 drives the thread block 6 to move in the same direction or in different directions, so that the thread block 6 pushes the push rod 25 and the lifting seat 7 to move up and down, the height of the lifting seat 7 is adjusted, and the steel box girder is conveniently supported and installed;

as shown in fig. 6, two extrusion plates 8 are symmetrically arranged on two sides of the lifting seat 7, a buffer assembly 9 for protecting the extrusion plates 8 is arranged above the extrusion plates 8, the buffer assembly 9 is fixedly installed on the baffle plate 2, and the bottom of the baffle plate 2 is fixed on the base 1;

as shown in fig. 3-5, the buffer assembly 9 includes a buffer seat 10 and buffer spring mounting seats 11, two buffer spring mounting seats 11 are symmetrically arranged in the buffer seat 10, the buffer spring mounting seats 11 are welded to the buffer seat 10, a lifting plate 13 is arranged between the buffer spring mounting seats 11, two ends of the lifting plate 13 respectively extend into the buffer spring mounting seats 11, the lifting plate 13 is slidably connected with the side walls of the buffer spring mounting seats 11, a connecting plate 14 is fixedly mounted at the lower part of the lifting plate 13, and the lifting plate 13 is fixedly connected with a positioning plate 15 through the connecting plate 14;

a first buffer spring 12 for protecting the lifting plate 13 is fixedly arranged in the buffer spring mounting seat 11, the lower end of the first buffer spring 12 is fixedly connected with the lifting plate 13, and the upper end of the first buffer spring 12 is fixedly connected with the buffer spring mounting seat 11;

the arrangement of the buffer assembly 9 realizes the limiting protection of the lifting seat 7 and the extrusion plate 8, so that the buffer protection of the steel box girder is indirectly realized, the damage of the steel box girder is avoided, and the normal work of the steel box girder is ensured.

As shown in fig. 7, a dust removing assembly 16 for removing dust from the steel box girder is fixedly installed on the lifting seat 7, the dust removing assembly 16 includes a dust removing plate 17 and a dust removing groove 18, the dust removing plate 17 is of a rectangular plate-shaped structure, a plurality of dust removing grooves 18 are uniformly distributed on the dust removing plate 17, an exhaust fan is installed in the dust removing groove 18, and the dust removing assembly 16 is arranged to rapidly remove dust, so that the steel box girder is prevented from being polluted by dust, and the service life of the steel box girder is further prolonged;

the auxiliary assembly 19 comprises an arc-shaped bottom plate 20 and an arc-shaped buffer plate 22, the bottom of the arc-shaped bottom plate 20 is rotatably connected with a hinge seat 23, the hinge seat 23 is fixedly installed on the lifting seat 7, the arc-shaped buffer plate 22 is arranged on the inner side of the arc-shaped bottom plate 20, the bottom of the arc-shaped buffer plate 22 is hinged with the hinge seat 23, a plurality of second buffer springs 21 are uniformly distributed between the arc-shaped bottom plate 20 and the arc-shaped buffer plate 22, two ends of each second buffer spring 21 are fixedly connected with the arc-shaped bottom plate 20 and the arc-shaped buffer plate 22 respectively, and the arrangement of the second buffer springs 21 plays a role in buffering protection for the arc-shaped bottom plate 20;

a hydraulic cylinder 24 is arranged on one side of the hinge seat 23, the hydraulic cylinder 24 is obliquely arranged, the hydraulic cylinder 24 is fixedly arranged on the lifting seat 7, and the telescopic end of the hydraulic cylinder 24 is hinged with the outer wall of the arc-shaped bottom plate 20;

when the inclination angles of the arc-shaped bottom plate 20 and the arc-shaped buffer plate 22 need to be adjusted, the hydraulic cylinder 24 is started, the hydraulic cylinder 24 drives the arc-shaped bottom plate 20 to move, and therefore the arc-shaped bottom plate 20 drives the arc-shaped buffer plate 22 to move, supporting of steel box girders with different inclination angles is achieved, and practicability of the embodiment of the invention is improved.

In summary, the working principle of the invention is as follows: when the inclination angles of the arc-shaped bottom plate 20 and the arc-shaped buffer plate 22 need to be adjusted, the hydraulic cylinder 24 is started, the hydraulic cylinder 24 drives the arc-shaped bottom plate 20 to move, and therefore the arc-shaped bottom plate 20 drives the arc-shaped buffer plate 22 to move, supporting of steel box girders with different inclination angles is achieved, and practicability of the embodiment of the invention is improved.

When the height of the lifting seat 7 needs to be adjusted, the servo motor 4 is started, the servo motor 4 drives the screw rod 5 to rotate, and the screw rod 5 drives the thread block 6 to move in the same direction or in different directions, so that the thread block 6 pushes the push rod 25 and the lifting seat 7 to move up and down, the height of the lifting seat 7 is adjusted, and the steel box girder is supported and installed conveniently.

According to the embodiment of the invention, the auxiliary assembly 19 is arranged, the auxiliary limiting of the steel box girder is realized by the arrangement of the auxiliary assembly 19, the steel box girder can be fixed according to the type and the position of the steel box girder, the falling off of the steel box girder is avoided, the limiting protection of the lifting seat 7 and the extrusion plate 8 is realized by the arrangement of the buffer assembly 9, the buffer protection of the steel box girder is further indirectly realized, the damage of the steel box girder is avoided, and the normal work of the steel box girder is ensured.

Although several embodiments and examples of the present invention have been described for those skilled in the art, these embodiments and examples are presented as examples and are not intended to limit the scope of the invention. These new embodiments can be implemented in other various ways, and various omissions, substitutions, and changes can be made without departing from the spirit of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are included in the invention described in the claims and the equivalent scope thereof.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.