Adjustable steel structure connecting device for bridge prefabricated part

Abstract

The utility model relates to the technical field of steel structure connection, and discloses an adjustable steel structure connecting device for bridge prefabricated parts, which comprises universal wheels, the tops of the universal wheels are fixedly connected with a bottom plate, the left side and the right side of the top of the bottom plate are fixedly connected with vertical plates, and the left sides of the vertical plates are fixedly connected with push rods. A limiting mechanism is arranged at the bottom of the left side of the vertical plate, an overturning clamping mechanism is arranged in the middle of the top of the bottom plate and comprises an overturning assembly and a clamping assembly, the overturning assembly is arranged at the top of the bottom plate, the clamping assembly is arranged on the inner side of the overturning assembly, and the overturning assembly comprises a first motor. The first motor drives the worm to rotate, the worm gear drives the rotating rod and the second gear to rotate through the worm gear, the second gear drives the rotating plate to rotate through the first gear, the rotating plate can drive the steel structure to rotate, and the steel structure can be conveniently installed on the vertical edge of the bridge.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structure connection, in particular to an adjustable steel structure connection device for prefabricated bridge parts. Background Art

[0002] Bridge prefabricated parts refer to various components that are pre-made during the bridge construction process. These components can be assembled at the construction site, which greatly improves construction efficiency and reduces construction time and cost. Steel structure is a structural system constructed with steel as the main material, mainly including steel beams, steel columns, steel trusses and other components made of steel sections and steel plates.

[0003] Announcement No. CN 217711809 U discloses an adjustable steel structure connection device. A first motor drives a rotating disk to rotate through a gear and a rack, so that a connection surface of the steel structure is flush with a connection surface of a connection object, and a sliding mechanism adjusts the position of the steel structure.

[0004] The adjustable steel structure connection device allows the steel structure connection parts to be adjusted and positioned at any angle, so that the steel structure can be connected to another steel structure at any position in space, thereby improving the connection efficiency. However, the device can only rotate and adjust the steel structure on the horizontal plane. When it needs to be installed on a vertical surface, the staff needs to manually adjust the steel structure, which affects the work efficiency and needs to be improved. Utility Model Content

[0005] The utility model aims to provide an adjustable steel structure connecting device for prefabricated bridge components to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable steel structure connection device for bridge prefabricated parts, comprising a universal wheel, the top of the universal wheel is fixedly connected to a bottom plate, the left and right sides of the top of the bottom plate are fixedly connected to vertical plates, the left side of the vertical plate is fixedly connected to a push rod, the left bottom of the vertical plate is provided with a limiting mechanism, and the middle of the top of the bottom plate is provided with a flip clamping mechanism;

[0007] The flipping and clamping mechanism comprises a flipping assembly and a clamping assembly, wherein the flipping assembly is arranged on the top of the bottom plate, and the clamping assembly is arranged inside the flipping assembly;

[0008] The flip assembly includes a first motor, which is fixedly connected to the back end of the top of the base plate, a worm is fixedly connected to the back end of the first motor, a worm is meshed with a worm wheel at the top of the worm, a rotating rod is fixedly connected inside the worm wheel, arc plates are rotatably connected to the left and right sides of the rotating rod, the arc plate is fixedly connected to the top of the base plate, a second gear is fixedly connected to the middle of the outer periphery of the rotating rod, a first gear is meshed with the back end of the second gear, a rotating plate is fixedly connected inside the first gear, short rods are fixedly connected to the back ends of the left and right sides of the rotating plate, a connecting plate is rotatably connected to the left side of the short rod, and the connecting plate is fixedly connected to the top of the base plate.

[0009] Preferably, there are three second gears, which are respectively fixedly connected to the periphery of the rotating rod, and the back ends of the three second gears are respectively meshed with three first gears, which are respectively fixedly connected to the back ends of the rotating plate. When the second gears rotate, the rotating plate can be driven to rotate through the first gears, so that the rotating plate can drive the clamped steel structure to rotate, so that the device can adjust the position of the steel structure, which is convenient for the staff to install.

[0010] Preferably, the clamping assembly includes a first servo motor, which is fixedly connected to the bottom of the rotating plate, a rotating shaft is fixedly connected to the top of the first servo motor, a load-bearing plate is fixedly connected to the top of the rotating shaft, a support is fixedly connected to the bottom of the load-bearing plate, a baffle is fixedly connected to the back end of the top of the load-bearing plate, a threaded plate is fixedly connected to the front of the top of the load-bearing plate, a first threaded rod is threadedly connected to the inside of the threaded plate, and the back end of the first threaded rod is rotatably connected to the clamping plate.

[0011] Preferably, there are four support members, which are respectively fixedly connected to the periphery of the bottom of the load-bearing plate. The support members can support the load-bearing plate, making the load-bearing plate more stable during rotation.

[0012] Preferably, a circular groove corresponding to the movement trajectory of the support member is opened on the top of the rotating plate, and the support member is slidably connected to the inside of the circular groove. Through the opened circular groove, the support member can slide inside the circular groove, making the support member more stable during movement.

[0013] Preferably, a slide groove corresponding to the movement trajectory of the clamping plate is opened inside the load-bearing plate, and the clamping plate is slidably connected inside the slide groove. The opened slide groove can limit the clamping plate, making the clamping plate more stable during movement.

[0014] Preferably, the limiting mechanism includes a fixed plate, the fixed plate is fixedly connected to the left side of the vertical plate, the top of the fixed plate is fixedly connected to a second servo motor, the bottom of the second servo motor is fixedly connected to a second threaded rod, the outer periphery of the second threaded rod is threadedly connected to a lifting plate, the front and rear sides of the bottom of the lifting plate are fixedly connected to sliding rods, and the bottom of the sliding rod is fixedly connected to an anti-skid plate.

[0015] Preferably, a fixing hole corresponding to the movement trajectory of the sliding rod is opened inside the bottom plate, and the size of the fixing hole is larger than the size of the sliding rod. Through the opening of the fixing hole, the sliding rod can limit the lifting plate during the movement, making the lifting plate more stable during the lifting process.

[0016] Compared with the prior art, the utility model provides an adjustable steel structure connection device for bridge prefabricated parts, which has the following beneficial effects:

[0017] 1. The adjustable steel structure connection device for prefabricated bridge parts places the steel structure on the top of the load-bearing plate through the set flip clamping mechanism, and drives the clamping plate to move through the threaded rod, so that the clamping plate and the baffle plate can clamp the steel structure, making the steel structure easy to install. The worm is driven to rotate by the first motor, and the worm wheel drives the rotating rod and the second gear to rotate through the worm wheel, and the second gear drives the rotating plate to rotate through the first gear, so that the rotating plate can drive the steel structure to rotate, so that the steel structure can be conveniently installed on the vertical side of the bridge.

[0018] 2. The adjustable steel structure connecting device for prefabricated bridge parts is moved to a suitable position through the bottom universal wheel through the setting limit mechanism, and the second servo motor is turned on to drive the lifting plate downward through the second threaded rod, so that the lifting plate drives the anti-slip plate downward through the sliding rod, so that the anti-slip plate can contact the ground, making it difficult for the device to move through the universal wheel, so that the steel structure is more stable when supported and installed. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0020] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the structure of the flip clamping mechanism;

[0022] Figure 3 A schematic diagram of the flip assembly structure;

[0023] Figure 4 It is a schematic diagram of the structure of the clamping assembly;

[0024] Figure 5 It is a schematic diagram of the limit mechanism structure.

[0025] In the figure: 1. push rod; 2. limit mechanism; 21. slide bar; 22. anti-skid plate; 23. second threaded rod; 24. fixed plate; 25. second servo motor; 26. lifting plate; 3. universal wheel; 4. flip clamping mechanism; 41. flip assembly; 411. rotating rod; 412. first motor; 413. worm; 414. arc plate; 415. short rod; 416. rotating plate; 417. worm wheel; 418. first gear; 419. second gear; 4191. connecting plate; 42. clamping assembly; 421. first threaded rod; 422. support member; 423. first servo motor; 424. rotating shaft; 425. load-bearing plate; 426. baffle; 427. clamping plate; 428. threaded plate; 5. bottom plate; 6. vertical plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] The utility model provides the following technical solutions:

[0029] Embodiment 1

[0030] See also Figure 1-5The utility model provides a technical solution: an adjustable steel structure connection device for bridge prefabricated parts, including a universal wheel 3, a bottom plate 5 is fixedly connected to the top of the universal wheel 3, vertical plates 6 are fixedly connected to the left and right sides of the top of the bottom plate 5, a push rod 1 is fixedly connected to the left side of the vertical plate 6, a limiting mechanism 2 is arranged at the bottom of the left side of the vertical plate 6, and a flip clamping mechanism 4 is arranged in the middle of the top of the bottom plate 5;

[0031] The flipping and clamping mechanism 4 includes a flipping assembly 41 and a clamping assembly 42. The flipping assembly 41 is arranged on the top of the bottom plate 5, and the clamping assembly 42 is arranged inside the flipping assembly 41.

[0032] The flip assembly 41 includes a first motor 412, which is fixedly connected to the back end of the top of the base plate 5, a worm 413 is fixedly connected to the back end of the first motor 412, a worm 413 is meshed with a worm wheel 417 at the top of the worm 413, a rotating rod 411 is fixedly connected inside the worm wheel 417, the rotating rod 411 is rotatably connected to an arc plate 414 on the left and right sides, the arc plate 414 is fixedly connected to the top of the base plate 5, a second gear 419 is fixedly connected to the middle of the outer periphery of the rotating rod 411, a first gear 418 is meshed with the back end of the second gear 419, a rotating plate 416 is fixedly connected inside the first gear 418, short rods 415 are fixedly connected to the back ends of the left and right sides of the rotating plate 416, a connecting plate 4191 is rotatably connected to the left side of the short rod 415, and the connecting plate 4191 is fixedly connected to the top of the base plate 5.

[0033] Furthermore, there are three second gears 419, which are respectively fixedly connected to the periphery of the rotating rod 411, and the back ends of the three second gears 419 are respectively meshed with three first gears 418, which are respectively fixedly connected to the back ends of the rotating plate 416. When the second gears 419 rotate, the rotating plate 416 can be driven to rotate through the first gears 418, so that the rotating plate 416 can drive the clamped steel structure to rotate, so that the device can adjust the position of the steel structure, which is convenient for the staff to install.

[0034] Embodiment 2

[0035] See also Figure 1-5 On the basis of the first embodiment, the clamping assembly 42 further comprises a first servo motor 423, the first servo motor 423 is fixedly connected to the bottom of the rotating plate 416, the top of the first servo motor 423 is fixedly connected to a rotating shaft 424, the top of the rotating shaft 424 is fixedly connected to a load-bearing plate 425, the bottom of the load-bearing plate 425 is fixedly connected to a support member 422, the top back end of the load-bearing plate 425 is fixedly connected to a baffle 426, the top front side of the load-bearing plate 425 is fixedly connected to a threaded plate 428, the internal thread of the threaded plate 428 is threadedly connected to a first threaded rod 421, and the back end of the first threaded rod 421 is rotatably connected to a clamping plate 427.

[0036] Furthermore, there are four support members 422 , and the four support members 422 are respectively fixedly connected to the outer periphery of the bottom of the load-bearing plate 425 . The support members 422 can support the load-bearing plate 425 , so that the load-bearing plate 425 is more stable during the rotation process.

[0037] Furthermore, a circular groove corresponding to the movement trajectory of the support member 422 is opened at the top of the rotating plate 416, and the support member 422 is slidably connected to the inside of the circular groove. Through the opened circular groove, the support member 422 can slide inside the circular groove, making the support member 422 more stable during movement.

[0038] Furthermore, a slide groove corresponding to the movement trajectory of the clamping plate 427 is opened inside the load-bearing plate 425, and the clamping plate 427 is slidably connected inside the slide groove. The opened slide groove can limit the clamping plate 427, making the clamping plate 427 more stable during the movement.

[0039] Embodiment 3

[0040] See also Figure 1-5 On the basis of the first and second embodiments, the limiting mechanism 2 further comprises a fixing plate 24, the fixing plate 24 is fixedly connected to the left side of the vertical plate 6, a second servo motor 25 is fixedly connected to the top of the fixing plate 24, a second threaded rod 23 is fixedly connected to the bottom of the second servo motor 25, a lifting plate 26 is threadedly connected to the outer periphery of the second threaded rod 23, a sliding rod 21 is fixedly connected to the front and rear sides of the bottom of the lifting plate 26, and an anti-slip plate 22 is fixedly connected to the bottom of the sliding rod 21.

[0041] Furthermore, a fixing hole corresponding to the movement trajectory of the slide bar 21 is opened inside the bottom plate 5, and the size of the fixing hole is larger than the size of the slide bar 21. Through the opening of the fixing hole, the slide bar 21 can limit the lifting plate 26 during the movement, making the lifting plate 26 more stable during the lifting process.

[0042] In actual operation, when the device is used, the device is moved to a suitable position through the bottom universal wheel 3, and the second servo motor 25 is turned on, so that the second servo motor 25 drives the lifting plate 26 to move downward through the second threaded rod 23, and the lifting plate 26 drives the anti-slip plate 22 to move downward through the slide rod 21, so that the anti-slip plate 22 can contact the ground, so that the device is not easily moved by the universal wheel 3;

[0043] When the steel structure needs to be connected, the steel structure is placed on the top of the load-bearing plate 425, and the clamping plate 427 is driven to move by the threaded rod so that the clamping plate 427 and the baffle 426 can clamp the steel structure, making the steel structure easy to install. When the steel structure needs to be installed on the vertical side of the bridge, the worm 413 is driven to rotate by the first motor 412, so that the worm gear 417 drives the rotating rod 411 and the second gear 419 to rotate through the worm gear 417, and the second gear 419 drives the rotating plate 416 to rotate through the first gear 418, so that the rotating plate 416 can drive the steel structure to rotate, so that the steel structure can be easily installed on the vertical side of the bridge, and the first servo motor 423 is turned on, so that the first servo motor 423 can drive the load-bearing plate 425 to rotate through the rotating shaft 424, so that the load-bearing plate 425 can drive the clamped steel structure to rotate, so that the installation angle of the steel structure can be changed.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. An adjustable steel structure connection device for bridge prefabricated parts, comprising a universal wheel (3), characterized in that: The top of the universal wheel (3) is fixedly connected to a bottom plate (5), the left and right sides of the top of the bottom plate (5) are fixedly connected to vertical plates (6), the left side of the vertical plate (6) is fixedly connected to a push rod (1), the left bottom of the vertical plate (6) is provided with a limiting mechanism (2), and the middle of the top of the bottom plate (5) is provided with a flip clamping mechanism (4); The flipping and clamping mechanism (4) comprises a flipping assembly (41) and a clamping assembly (42), wherein the flipping assembly (41) is arranged on the top of the bottom plate (5), and the clamping assembly (42) is arranged on the inner side of the flipping assembly (41); The flip assembly (41) comprises a first motor (412), the first motor (412) being fixedly connected to the back end of the top of the bottom plate (5), the back end of the first motor (412) being fixedly connected to a worm (413), the top of the worm (413) being meshed with a worm wheel (417), the inside of the worm wheel (417) being fixedly connected to a rotating rod (411), the left and right sides of the rotating rod (411) being rotatably connected to arc plates (414), the arc plates (414) being fixedly connected to the bottom plate (5). The top of the plate (5) is provided with a second gear (419) fixedly connected in the middle of the outer periphery of the rotating rod (411), the back end of the second gear (419) is meshed with a first gear (418), the inside of the first gear (418) is fixedly connected with a rotating plate (416), the back ends of the left and right sides of the rotating plate (416) are fixedly connected with short rods (415), the left side of the short rod (415) is rotatably provided with a connecting plate (4191), and the connecting plate (4191) is fixedly connected to the top of the bottom plate (5).

2. The adjustable steel structure connection device for bridge prefabricated parts according to claim 1 is characterized in that: There are three second gears (419), which are respectively fixedly connected to the periphery of the rotating rod (411), and the back ends of the three second gears (419) are respectively meshed with three first gears (418), which are respectively fixedly connected to the back ends of the rotating plate (416).

3. The adjustable steel structure connection device for bridge prefabricated parts according to claim 1 is characterized in that: The clamping assembly (42) comprises a first servo motor (423), the first servo motor (423) is fixedly connected to the bottom of the rotating plate (416), the top of the first servo motor (423) is fixedly connected to a rotating shaft (424), the top of the rotating shaft (424) is fixedly connected to a load-bearing plate (425), the bottom of the load-bearing plate (425) is fixedly connected to a support member (422), the top back end of the load-bearing plate (425) is fixedly connected to a baffle plate (426), the top front of the load-bearing plate (425) is fixedly connected to a threaded plate (428), the threaded plate (428) is internally threadedly connected to a first threaded rod (421), and the back end of the first threaded rod (421) is rotatably connected to a clamping plate (427).

4. The adjustable steel structure connection device for prefabricated bridge parts according to claim 3 is characterized in that: There are four support members (422), and the four support members (422) are respectively fixedly connected to the periphery of the bottom of the load-bearing plate (425).

5. The adjustable steel structure connection device for prefabricated bridge parts according to claim 3 is characterized in that: A circular groove corresponding to the movement track of the support member (422) is provided on the top of the rotating plate (416), and the support member (422) is slidably connected inside the circular groove.

6. The adjustable steel structure connection device for prefabricated bridge parts according to claim 3 is characterized in that: A sliding groove corresponding to the movement track of the clamping plate (427) is provided inside the load-bearing plate (425), and the clamping plate (427) is slidably connected inside the sliding groove.

7. The adjustable steel structure connection device for prefabricated bridge parts according to claim 1, characterized in that: The limiting mechanism (2) comprises a fixing plate (24), the fixing plate (24) is fixedly connected to the left side of the vertical plate (6), the top of the fixing plate (24) is fixedly connected to a second servo motor (25), the bottom of the second servo motor (25) is fixedly connected to a second threaded rod (23), the outer periphery of the second threaded rod (23) is threadedly connected to a lifting plate (26), the front and rear sides of the bottom of the lifting plate (26) are fixedly connected to a sliding rod (21), and the bottom of the sliding rod (21) is fixedly connected to an anti-slip plate (22).

8. The adjustable steel structure connection device for prefabricated bridge parts according to claim 7, characterized in that: A fixing hole corresponding to the movement track of the slide bar (21) is provided inside the bottom plate (5), and the size of the fixing hole is larger than the size of the slide bar (21).

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