Auxiliary supporting device for steel structure bridge installation

Abstract

The utility model provides an auxiliary supporting device for steel structure bridge installation, and relates to the field of bridge steel structure installation. The auxiliary supporting device for steel structure bridge installation comprises an adjusting mechanism, a lifting mechanism and a fixing mechanism, the adjusting mechanism is fixedly connected with a moving mechanism, the moving mechanism comprises a bottom plate and an inserting rod, the bottom plate is arranged below the adjusting mechanism, and the top of the inserting rod is fixedly connected with the bottom of the bottom plate. According to the auxiliary supporting device for steel structure bridge installation, by arranging the moving mechanism, after universal wheels connected with supporting rods at the bottom of an outer box rotate to drive the supporting device to move to a target, a bidirectional hydraulic rod connected with a fixing block in an inner cavity movably drives a rotating rod in a sliding groove to rotate; the rotating rod rotates to drive the bottom plate at the bottom of the telescopic rod to move downwards until the inserting rod is inserted into the ground, and the bottom of the bottom plate is attached to the ground, so that the equipment number of the moving mechanism is optimized, energy consumption is reduced, the possibility of displacement or unbalance of the supporting device is reduced, and the stability and safety of the supporting device are enhanced.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of bridge steel structure installation, in particular to an auxiliary supporting device for steel structure bridge installation. BACKGROUND

[0002] Steel structure bridge, mainly the bridge with steel as the main load-bearing structure, namely the steel structure bridge and the steel bridge. The beam and the leg or the pier body form a rigid connection. When the steel structure bridge is installed, a crane is generally used to hoist the steel structure bridge, and an auxiliary supporting device is used to support the steel structure bridge from below, so as to facilitate the installation of the steel structure bridge by the workers.

[0003] Patent No. CN221972098U discloses an auxiliary supporting device for steel structure bridge installation. The auxiliary supporting device for steel structure bridge installation supports the steel structure bridge by using a supporting base plate, adjusts the height of the steel structure bridge by using a multi-stage electric hydraulic cylinder, adjusts the front and rear and transverse positions of the steel structure bridge on the supporting base plate by the cooperation between the first lead screw and the first sliding seat and the second lead screw and the second sliding seat, so as to move the steel structure bridge to a predetermined position, and realizes the fine adjustment of the position of the steel structure bridge during installation, thereby improving the working quality of the auxiliary supporting device for steel structure bridge installation. However, the supporting mechanism of the device has a large number of operating equipment and consumes a large amount of energy, has low uniformity, and can only provide upward supporting action, so that the stability of the supporting device cannot be enhanced, and the possibility of displacement or imbalance of the supporting device is high. CONTENT OF THE UTILITY MODEL

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the application provides an auxiliary supporting device for steel structure bridge installation, which solves the problems mentioned in the background.

[0006] (II) Technical scheme

[0007] To achieve the above purpose, the application is implemented by the following technical scheme: an auxiliary supporting device for steel structure bridge installation, comprising an adjustment mechanism for fine adjustment of the installation position, a lifting mechanism for adjustment of the installation height, and a fixing mechanism for fixation of the structure to be installed, the adjustment mechanism is fixedly connected with a moving mechanism for preventing the supporting device from being imbalanced, tilted or displaced, the moving mechanism comprises a bottom plate and a plug rod, the bottom plate is arranged below the adjustment mechanism, the top of the plug rod is fixedly connected with the bottom of the bottom plate, the bottom of the lifting mechanism is fixedly connected with the top of the adjustment mechanism, and the bottom of the fixing mechanism is hingedly connected with the top of the lifting mechanism.

[0008] By adopting the above technical scheme, the supporting device can be upwardly supported by the bottom plate, and the stability of the supporting device can be enhanced by inserting the plug rod into the ground.

[0009] Preferably, the moving mechanism further comprises an outer box and a universal wheel, the bottom of the outer box is fixedly connected with a supporting rod, and the top of the universal wheel is fixedly connected with the bottom of the supporting rod.

[0010] By adopting the above technical scheme, the universal wheel connected with the supporting rod at the bottom of the outer box can be used to facilitate the movement of the supporting device, and the steel structure at the top of the supporting device can be moved to a suitable position.

[0011] Preferably, the moving mechanism further comprises an inner cavity and a fixed block, the inner cavity is arranged in the inner part of the outer box, a sliding groove is arranged at the bottom of the inner cavity, the top of the fixed block is fixedly connected with the inner wall of the inner cavity, the bottom of the fixed block is fixedly connected with an extension rod, and the bottom of the extension rod is fixedly connected with the top of the bottom plate.

[0012] By adopting the above technical scheme, the extension rod at the bottom of the fixed block in the inner cavity can be used to provide a restriction in the moving direction for the up-and-down movement of the bottom plate, and the stability of the bottom plate during movement is enhanced.

[0013] Preferably, the moving mechanism further comprises a bidirectional hydraulic rod and a rotating rod, the surface of the bidirectional hydraulic rod is fixedly connected with the fixed block, the rotating rod is hingedly connected with the two ends of the bidirectional hydraulic rod, and one end of the rotating rod is hingedly connected with the top of the bottom plate on both sides.

[0014] By adopting the above technical scheme, the extension of the bidirectional hydraulic rod can drive the rotating rod to rotate, the rotating of the rotating rod can drive the up-and-down movement of the bottom plate, and the up-and-down movement of the bottom plate can drive the up-and-down movement of the inserting rod, thereby facilitating the stability and displacement of the supporting device.

[0015] Preferably, the adjusting mechanism comprises an adjusting groove and an adjusting plate, the adjusting groove is arranged at the top of the outer box, the front side and the left side of the inner wall of the adjusting groove are both fixedly connected with an electric push rod, the bottom of the adjusting plate is slidingly connected with the bottom of the adjusting groove, and the front side and the left side of the adjusting plate are both provided with a movable groove.

[0016] By adopting the above technical scheme, the extension of the electric push rod in the adjusting groove can drive the adjusting plate provided with the movable groove to move to a suitable position, thereby achieving the purpose of finely adjusting the position of the steel structure to be installed.

[0017] Preferably, the lifting mechanism comprises a bottom box and a moving groove, the bottom of the bottom box is fixedly connected with the top of the adjusting plate, the moving groove is arranged on the front and rear sides of the bottom box, a moving rod is slidingly connected in the moving groove, a supporting plate is fixedly connected on the surface of the moving rod, and a connecting rod is rotatably connected at the center of the supporting plate.

[0018] By adopting the above technical scheme, the moving groove arranged in the bottom box can provide a moving space for the rotating of the supporting plate driven by the connecting plate connected with the connecting rod, thereby facilitating the storage of the supporting device.

[0019] Preferably, the lifting mechanism further includes a fixed plate and a rotating ring. The right side of the fixed plate is fixedly connected to the left side of the moving rod. A first motor is fixedly connected to the left side of the fixed plate. A first screw is fixedly connected to the output shaft of the first motor. An outer tube is threaded onto the surface of the first screw. The inner wall of the rotating ring is rotatably connected to the surface of the connecting rod. The right side of the rotating ring is fixedly connected to one end of the outer tube.

[0020] By adopting the above technical solution, the output shaft of the first motor connected to the fixed plate can be rotated to drive the first screw to rotate. The rotation of the first screw drives the swivel at one end of the outer tube to move, thereby achieving the purpose of adjusting the tilt angle of the support plate connected to the connecting rod.

[0021] Preferably, the fixing mechanism includes a placement plate and a clamping plate. The bottom of the placement plate is hinged to the upper side of one side of the support plate. A left side plate is fixedly connected to the left front side of the placement plate. A second motor is fixedly connected to the right side of the left side plate. A second screw is fixedly connected to the output shaft of the second motor. A right side plate is rotatably connected to one end of the second screw. A movable ring is threadedly connected to the surface of the second screw. The rear side of the movable ring is slidably connected to the front side of the placement plate. An L-shaped plate is fixedly connected to the top of the movable ring. The clamping plate is disposed above the placement plate. The front side of the clamping plate is fixedly connected to the rear side of the L-shaped plate.

[0022] By adopting the above technical solution, the second motor output shaft on the right side of the left plate connected to the placement plate can be rotated to drive the second screw to rotate. The rotation of the second screw connected to the right plate drives the moving ring to move left and right. The movement of the moving ring drives the clamping plate connected to the L-shaped plate to move, thereby fixing the steel structure on the surface of the placement plate and ensuring the safety and accuracy of the steel structure installation.

[0023] (III) Beneficial Effects

[0024] This application provides an auxiliary support device for the installation of steel structure bridges. It has the following beneficial effects:

[0025] 1. The auxiliary support device installed on this steel structure bridge, through the setting of a moving mechanism, the universal wheels connected to the bottom support rod of the outer box rotate to drive the support device to the target. After that, the bidirectional hydraulic rod connected to the fixed block inside the inner cavity moves to drive the rotating rod in the slide to rotate. The rotation of the rotating rod drives the bottom plate of the telescopic rod to move down until the insertion rod is inserted into the ground and the bottom of the bottom plate is in contact with the ground. This optimizes the number of devices in the moving mechanism, reduces energy consumption, reduces the possibility of displacement or imbalance of the support device, and enhances the stability and safety of the support device.

[0026] 2. The auxiliary support device for the steel structure bridge installation, through the setting of an adjustment mechanism, uses an electric push rod connected to the adjustment slot to extend and retract, driving the adjustment plate with movable slots to move to the target position, reducing the space occupied by the adjustment mechanism, improving the space utilization rate of the support device during transportation, and reducing the production cost of the support device. Attached Figure Description

[0027] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0028] Figure 1 This is a top-view schematic diagram of the external structure of this application from the right side;

[0029] Figure 2 This is an enlarged schematic diagram of Part A of the structure of this application;

[0030] Figure 3 This is an enlarged schematic diagram of Part B of this application;

[0031] Figure 4 This is a schematic diagram of the lifting mechanism structure viewed from the left and looking down in this application;

[0032] Figure 5 This is an enlarged schematic diagram of part C of this application;

[0033] Figure 6 This is a schematic diagram of the left-side top-view adjustment mechanism of this application;

[0034] Figure 7 This is a schematic diagram of the cross-sectional structure viewed from below on the right side of this application.

[0035] In the diagram: 1. Moving mechanism; 101. Base box; 102. Support rod; 103. Caster wheel; 104. Inner cavity; 105. Slide groove; 106. Fixing block; 107. Two-way hydraulic rod; 108. Rotating rod; 109. Base plate; 110. Insert rod; 111. Telescopic rod; 2. Adjusting mechanism; 201. Adjusting groove; 202. Electric actuator; 203. Adjusting plate; 204. Movable groove; 3. Lifting mechanism; 301. Base box 302. Moving groove; 303. Moving rod; 304. Support plate; 305. Connecting rod; 306. Fixing plate; 307. First motor; 308. First screw; 309. Outer tube; 310. Rotary ring; 4. Fixing mechanism; 401. Placement plate; 402. Left side plate; 403. Second motor; 404. Second screw; 405. Right side plate; 406. Moving ring; 407. L-shaped plate; 408. Clamping plate. Detailed Implementation

[0036] It should be noted that in the description of the embodiments of this application, the terms "front," "rear," "left," "right," "up," "down," etc., indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this application. The terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication between two elements. For those skilled in the art, the specific meaning of the above terms in this application can be understood according to the specific circumstances.

[0037] The present application will be further described in detail below with reference to the accompanying drawings and embodiments.

[0038] Reference Figure 1 and Figure 7 This application provides an auxiliary support device for the installation of a steel structure bridge, including an adjustment mechanism 2 for fine-tuning the installation position, a lifting mechanism 3 for adjusting the installation height, and a fixing mechanism 4 for securing the structure to be installed. The adjustment mechanism 2 is fixedly connected to a moving mechanism 1 for preventing the support device from becoming unbalanced, tilting, or shifting. The moving mechanism 1 includes a base plate 109 and a rod 110. The base plate 109 is located below the adjustment mechanism 2. The top of the rod 110 is fixedly connected to the bottom of the base plate 109. A support rod 102 is fixedly connected to the bottom of the outer box 101, and a caster wheel 103 is fixedly connected to the bottom of the support rod 102. An inner cavity 104 is opened inside the outer box 101, and a sliding groove 105 is opened at the bottom of the inner cavity 104. A fixing block 106 is fixedly connected to the top of the inner wall of the inner cavity 104. A telescopic rod 111 is fixedly connected to the bottom of the base plate 109. The bottom of the telescopic rod 111 is fixedly connected to the top of the base plate 109. A bidirectional hydraulic rod 107 is fixedly connected to the fixed block 106. A rotating rod 108 is hinged to both ends of the bidirectional hydraulic rod 107. One end of the rotating rod 108 is hinged to the top two sides of the base plate 109. The bottom of the lifting mechanism 3 is fixedly connected to the top of the adjusting mechanism 2. The bottom of the fixing mechanism 4 is hinged to the top of the lifting mechanism 3. After the universal wheel 103 connected to the bottom support rod 102 of the outer box 101 rotates and drives the support device to move to the target, the bidirectional hydraulic rod 107 connected to the fixed block 106 inside the inner cavity 104 moves and drives the rotating rod 108 in the slide groove 105 to rotate. The rotation of the rotating rod 108 drives the base plate 109 at the bottom of the telescopic rod 111 to move down until the insertion rod 110 inserts into the ground and the bottom of the base plate 109 is in contact with the ground.

[0039] Reference Figure 6In one aspect of this embodiment, the adjustment mechanism 2 includes an adjustment groove 201 and an adjustment plate 203. The adjustment groove 201 is opened on the top of the outer box 101. Electric push rods 202 are fixedly connected to the front and left sides of the inner wall of the adjustment groove 201. The bottom of the adjustment plate 203 is slidably connected to the bottom of the adjustment groove 201. Movable grooves 204 are opened on the front and left sides of the adjustment plate 203. The electric push rods 202 connected to the adjustment groove 201 extend and retract, driving the adjustment plate 203 with the movable grooves 204 to move to the target position.

[0040] Reference Figure 4 and Figure 5 In one aspect of this embodiment, the lifting mechanism 3 includes a base box 301 and a moving groove 302. The bottom of the base box 301 is fixedly connected to the top of the adjusting plate 203. The moving groove 302 is opened on the front and rear sides of the base box 301. A moving rod 303 is slidably connected in the moving groove 302. A support plate 304 is fixedly connected to the surface of the moving rod 303. A connecting rod 305 is rotatably connected to the center of the support plate 304. A fixing plate 306 is fixedly connected to the left side of the moving rod 303. A first motor 307 is fixedly connected to the left side of the fixing plate 306. A first screw 308 is fixedly connected to the output shaft of the first motor 307. The screw 308 is threadedly connected to an outer tube 309, and the connecting rod 305 is rotatably connected to a rotating ring 310. The right side of the rotating ring 310 is fixedly connected to one end of the outer tube 309. The output shaft of the first motor 307 on the left side of the fixed plate 306, which is connected to the moving rod 303 in the moving slot 302 of the bottom box 301, rotates to drive the first screw 308 to rotate. The rotation of the first screw 308 drives the outer tube 309 to move. The movement of the outer tube 309 drives the connecting rod 305 in the rotating ring 310 to move upward. The upward movement of the connecting rod 305 drives the support plate 304 to rotate, moving the steel structure fixed by the fixing mechanism 4 to the target height.

[0041] Reference Figure 1 , Figure 2 and Figure 3In one aspect of this embodiment, the fixing mechanism 4 includes a placement plate 401 and a clamping plate 408. The bottom of the placement plate 401 is hinged to the upper side of one side of the support plate 304. A left side plate 402 is fixedly connected to the left front side of the placement plate 401, and a second motor 403 is fixedly connected to the right side of the left side plate 402. A second screw 404 is fixedly connected to the output shaft of the second motor 403. A right side plate 405 is rotatably connected to one end of the second screw 404. A movable ring 406 is threadedly connected to the surface of the second screw 404. The rear side of the movable ring 406 is slidably connected to the front side of the placement plate 401. The top of the movable ring 406... An L-shaped plate 407 is fixedly connected, and a clamping plate 408 is set above the placement plate 401. The front side of the clamping plate 408 is fixedly connected to the rear side of the L-shaped plate 407. The steel structure is placed on the surface of the placement plate 401 using a crane. The output shaft of the second motor 403 on the right side of the left plate 402 connected to the placement plate 401 rotates, which drives the second screw 404 connected to the right plate 405 to rotate. The rotation of the second screw 404 drives the moving ring 406 to move. The movement of the moving ring 406 drives the L-shaped plate 407 to move. The movement of the L-shaped plate 407 drives the clamping plate 408 to move until it fits against the right side of the steel structure and fixes it.

[0042] All electrical devices in this plan are powered by an external power source.

[0043] Working principle: During use, the universal wheel 103 connected to the bottom support rod 102 of the outer box 101 rotates, driving the support device to move to the target. Then, the bidirectional hydraulic rod 107 connected to the fixed block 106 inside the inner cavity 104 moves, driving the rotating rod 108 in the slide groove 105 to rotate. The rotation of the rotating rod 108 causes the bottom plate 109 of the telescopic rod 111 to move down until the insertion rod 110 inserts into the ground and the bottom of the bottom plate 109 is in contact with the ground. The steel structure is placed on the surface of the placement plate 401 using a crane. The output shaft of the second motor 403 on the right side of the left side plate 402 connected to the placement plate 401 rotates, driving the second screw 404 connected to the right side plate 405 to rotate. The rotation of the second screw 404 causes the moving ring 406 to move. The movement of the moving ring 406 drives the L-shaped... The L-shaped plate 407 moves, causing the clamping plate 408 to move until it fits against the right side of the steel structure and is fixed thereto. The output shaft of the first motor 307 on the left side of the fixed plate 306, which is connected to the moving rod 303 in the moving slot 302 of the bottom box 301, rotates, causing the first screw 308 to rotate. The rotation of the first screw 308 causes the outer tube 309 to move. The movement of the outer tube 309 causes the connecting rod 305 in the rotating ring 310 to move upward. The upward movement of the connecting rod 305 causes the support plate 304 to rotate, moving the steel structure fixed by the fixing mechanism 4 to the target height. The extension and retraction of the electric push rod 202 connected to the adjusting slot 201 causes the adjusting plate 203 with the movable slot 204 to move. The movement of the adjusting plate 203 causes the fixed steel structure to move to the target position.

[0044] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0045] Although embodiments of this application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of this application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An auxiliary support device for the installation of a steel structure bridge, comprising an adjustment mechanism (2) for fine-tuning the installation position, a lifting mechanism (3) for adjusting the installation height, and a fixing mechanism (4) for securing the structure to be installed, characterized in that: The adjustment mechanism (2) is fixedly connected to a moving mechanism (1) for preventing the support device from becoming unbalanced, tilting or shifting. The moving mechanism (1) includes a base plate (109) and a rod (110). The base plate (109) is located below the adjustment mechanism (2). The top of the rod (110) is fixedly connected to the bottom of the base plate (109). The bottom of the lifting mechanism (3) is fixedly connected to the top of the adjustment mechanism (2). The bottom of the fixing mechanism (4) is hinged to the top of the lifting mechanism (3).

2. The auxiliary support device for installing a steel structure bridge according to claim 1, characterized in that: The moving mechanism (1) also includes an outer box (101) and a universal wheel (103). The bottom of the outer box (101) is fixedly connected to a support rod (102), and the top of the universal wheel (103) is fixedly connected to the bottom of the support rod (102).

3. The auxiliary support device for installing a steel structure bridge according to claim 2, characterized in that: The moving mechanism (1) further includes an inner cavity (104) and a fixing block (106). The inner cavity (104) is opened inside the outer box (101). A sliding groove (105) is opened at the bottom of the inner cavity (104). The top of the fixing block (106) is fixedly connected to the top of the inner wall of the inner cavity (104). A telescopic rod (111) is fixedly connected to the bottom of the fixing block (106). The bottom of the telescopic rod (111) is fixedly connected to the top of the base plate (109).

4. The auxiliary support device for installing a steel structure bridge according to claim 3, characterized in that: The moving mechanism (1) further includes a bidirectional hydraulic rod (107) and a rotating rod (108). The surface of the bidirectional hydraulic rod (107) is fixedly connected to the fixed block (106). The rotating rod (108) is hinged to both ends of the bidirectional hydraulic rod (107). One end of the rotating rod (108) is hinged to the top two sides of the base plate (109).

5. The auxiliary support device for installing a steel structure bridge according to claim 2, characterized in that: The adjustment mechanism (2) includes an adjustment groove (201) and an adjustment plate (203). The adjustment groove (201) is located on the top of the outer box (101). Electric push rods (202) are fixedly connected to the front and left sides of the inner wall of the adjustment groove (201). The bottom of the adjustment plate (203) is slidably connected to the bottom of the adjustment groove (201). Movable grooves (204) are provided on the front and left sides of the adjustment plate (203).

6. The auxiliary support device for installing a steel structure bridge according to claim 5, characterized in that: The lifting mechanism (3) includes a base box (301) and a moving groove (302). The bottom of the base box (301) is fixedly connected to the top of the adjusting plate (203). The moving groove (302) is opened on the front and rear sides of the base box (301). A moving rod (303) is slidably connected in the moving groove (302). A support plate (304) is fixedly connected to the surface of the moving rod (303). A connecting rod (305) is rotatably connected to the center of the support plate (304).

7. The auxiliary support device for installing a steel structure bridge according to claim 6, characterized in that: The lifting mechanism (3) further includes a fixed plate (306) and a rotating ring (310). The right side of the fixed plate (306) is fixedly connected to the left side of the moving rod (303). A first motor (307) is fixedly connected to the left side of the fixed plate (306). A first screw (308) is fixedly connected to the output shaft of the first motor (307). An outer tube (309) is threadedly connected to the surface of the first screw (308). The inner wall of the rotating ring (310) is rotatably connected to the surface of the connecting rod (305). The right side of the rotating ring (310) is fixedly connected to one end of the outer tube (309).

8. The auxiliary support device for installing a steel structure bridge according to claim 6, characterized in that: The fixing mechanism (4) includes a placement plate (401) and a clamping plate (408). The bottom of the placement plate (401) is hinged to the upper side of one side of the support plate (304). A left side plate (402) is fixedly connected to the left side of the front side of the placement plate (401). A second motor (403) is fixedly connected to the right side of the left side plate (402). A second screw (404) is fixedly connected to the output shaft of the second motor (403). A right side plate (405) is rotatably connected to one end of the second screw (404). A moving ring (406) is threadedly connected to the surface of the second screw (404). The rear side of the moving ring (406) is slidably connected to the front side of the placement plate (401). An L-shaped plate (407) is fixedly connected to the top of the moving ring (406). The clamping plate (408) is disposed above the placement plate (401). The front side of the clamping plate (408) is fixedly connected to the rear side of the L-shaped plate (407).

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