CN214024608U

CN214024608U - Damping device in splicing construction of highway bridges

Info

Publication number: CN214024608U
Application number: CN202022673877.0U
Authority: CN
Inventors: 付晶磊; 屈鹏; 冯娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-24
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a damping device in public road bridge roof beam concatenation construction, comprises an operation bench, the internal connection of operation panel has the motor, the drive end fixedly connected with screw rod of motor, threaded connection has the connecting rod on the screw rod, run through the screw hole of seting up with screw rod looks adaptation on the connecting rod, the other end of screw rod rotates and is connected with the bearing, one side of bearing and the inner wall fixed connection of operation panel, the top fixedly connected with movable block of connecting rod, the inside fixedly connected with fixed plate of operation panel, two piston rods of top fixedly connected with of fixed plate, two the board is placed to the top fixedly connected with of piston rod. The utility model relates to a bridge building technical field utilizes spring A's elasticity to provide the resistance for placing the board to make the inner wall of flexible end and piston rod offset, reduced the displacement who places the board, thereby reached the shock attenuation effect.

Description

Damping device in splicing construction of highway bridges

Technical Field

The utility model relates to a bridge building technical field especially relates to a damping device in public road bridge roof beam concatenation construction.

Background

Staff need cut into different specifications with the girder steel that needs to use in the construction according to designer's drawing in the construction of highway bridge concatenation, and it is higher to the cutting precision requirement of girder steel, so that the equipment builds the partial support of frame with welded bridge, many temporary buildings of current assembly platform, do not have fine shock-absorbing function, when placing the girder steel on the platform, often can collide with the structure that is used for the location of fixed girder steel, because the last damping device that does not set up of location structure again, consequently, lead to the wearing and tearing of location structure or girder steel easily, the process that the girder steel was transferred to assembly platform simultaneously needs other jacking equipment cooperations, very big limitation has in practical application.

Therefore, the damping device in the splicing construction of the highway bridge is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that exists among the prior art, and the damping device in the construction of a public road bridge roof beam concatenation that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a shock absorption device in splicing construction of highway bridges comprises an operation table, wherein a motor is connected inside the operation table, a screw rod is fixedly connected to the driving end of the motor, a connecting rod is connected to the screw rod in a threaded manner, a threaded hole matched with the screw rod is formed in the connecting rod in a penetrating manner, a bearing is rotatably connected to the other end of the screw rod, one side of the bearing is fixedly connected with the inner wall of the operation table, a moving block is fixedly connected to the top of the connecting rod, a fixed plate is fixedly connected to the inside of the operation table, two piston rods are fixedly connected to the top of the fixed plate, a placing plate is fixedly connected to the tops of the two piston rods and is positioned at the top of the placing plate, a moving groove matched with the connecting rod is formed in the placing plate, a spring A is sleeved on the piston rod, and a motor switch is fixedly connected to the right side of the operation table, the motor switch is electrically connected with the motor.

Preferably, the moving block and one side of the fixed block opposite to each other are fixedly connected with a supporting plate, the inside of the supporting plate is fixedly connected with two springs B, and the supporting plate is made of silica gel.

Preferably, a rubber plate is fixedly connected to the top of the placing plate, and the rubber plate covers along the top of the placing plate.

Preferably, the inside fixedly connected with dust cover of operation panel, the inside fixedly connected with two bases of dust cover, the bottom of motor and the top fixed connection of base.

Preferably, the left side fixedly connected with control panel of operation panel, two pneumatic cylinders of the inside fixedly connected with of operation panel, the top of pneumatic cylinder is rotated and is connected with the sprocket, the meshing is connected with the chain on the sprocket, the end fixedly connected with stopper of chain, stopper and pneumatic cylinder fixed connection, the fixed slot with stopper looks adaptation is seted up to the inside of pneumatic cylinder, the other end fixedly connected with elevator of stopper, the elevator extends to the operation panel outer wall, the spout with elevator looks adaptation is seted up in the front of operation panel, control panel and pneumatic cylinder electric connection.

Preferably, the lifting block is fixedly connected with rubber, and the number of the lifting blocks is two.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the pneumatic cylinder, the sprocket, the cooperation of chain and elevator, height between elevator and the ground has been adjusted, need not to raise when making the staff lift the girder steel, thereby realize laborsaving effect, also need not all the other jacking equipment, motor switch's setting is convenient for personnel control motor switch, through the motor, the screw rod, the cooperation of connecting rod and movable block has realized the fixed to the girder steel, the condition that the girder steel removed appears in the in-process of cutting has been avoided, and when fixing the girder steel, spring A compresses to the limit state, the fixed effect to the girder steel also can be promoted to the elasticity of utilizing spring A, simultaneously when placing the girder steel, also can cushion through spring A's elasticity when girder steel collides with the movable block.

2. The setting of support the board has avoided girder steel and movable block and fixed block direct contact, probably leads to removing and the condition that the fixed block damaged appears because of long-time friction, utilizes the good wearability of rubber slab to avoid the girder steel with place board direct contact, has avoided placing the board because of the mill mark that the friction appears, and the setting of dust cover has prevented that the dust from influencing the normal work of motor.

Drawings

Fig. 1 is a schematic structural view of a damping device in splicing construction of a highway bridge, which is provided by the utility model;

FIG. 2 is a schematic view of a front view cross-sectional structure of a shock absorbing device in the splicing construction of a highway bridge, which is provided by the utility model;

FIG. 3 is a schematic side view of a cross-sectional structure of a shock absorber in the splicing construction of a highway bridge according to the present invention;

fig. 4 is an enlarged structural view at a in fig. 2.

In the figure: 1. an operation table; 2. placing the plate; 3. a moving block; 4. a resisting plate; 5. a fixed block; 6. a motor switch; 7. a lifting block; 8. a spring B; 9. a connecting rod; 10. a piston rod; 11. A spring A; 12. a fixing plate; 13. a bearing; 14. a screw; 15. a base; 16. a dust cover; 17. a motor; 18. a hydraulic cylinder; 19. a chain; 20. a sprocket; 21. a limiting block; 22. A rubber plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a damping device for use in splicing construction of highway bridges comprises an operation table 1, a motor 17 is connected inside the operation table 1, a screw 14 is fixedly connected to a driving end of the motor 17, a connecting rod 9 is connected to the screw 14 in a threaded manner, a threaded hole matched with the screw 14 is formed in the connecting rod 9 in a penetrating manner, a bearing 13 is rotatably connected to the other end of the screw 14, one side of the bearing 13 is fixedly connected with the inner wall of the operation table 1, a moving block 3 is fixedly connected to the top of the connecting rod 9, a fixing plate 12 is fixedly connected inside the operation table 1, two piston rods 10 are fixedly connected to the top of the fixing plate 12, a placing plate 2 is fixedly connected to the tops of the two piston rods 10, the moving block 3 is located at the top of the placing plate 2, a moving groove matched with the connecting rod 9 is formed in the placing plate 2, a spring a11 is sleeved on the piston rod 10, and a motor switch 6 is fixedly connected to the right side of the operation table 1, motor switch 6 and motor 17 electric connection, motor switch 6's setting is convenient for the staff to control the switch of motor 17.

Wherein, the equal fixedly connected with of one side that movable block 3 and fixed block 5 are relative supports board 4, supports two springs B8 of the inside fixedly connected with of board 4, supports the material of board 4 and is silica gel, supports the setting of board 4 and has avoided girder steel and movable block 3 and fixed block 5 direct contact to avoid leading to removing 3 and fixed block 5 because of long-time friction and appearing wearing and tearing.

Wherein, place the top fixedly connected with rubber slab 22 of board 2, rubber slab 22 covers along the top of placing board 2, utilizes the good wearability of rubber slab 22 to avoid the girder steel with place board 2 direct contact, has avoided placing the grinding crack that board 2 appears because of the friction.

Wherein, the inside fixedly connected with dust cover 16 of operation panel 1, two bases 15 of the inside fixedly connected with of dust cover 16, the bottom of motor 17 and the top fixed connection of base 15, dust cover 16's setting has prevented that the dust from getting into motor 17 inside and causing the influence to inside device.

Wherein, the left side of the operation table 1 is fixedly connected with a control panel, the interior of the operation table 1 is fixedly connected with two hydraulic cylinders 18, the top of the hydraulic cylinder 18 is rotatably connected with a chain wheel 20, the chain wheel 20 is engaged with a chain 19, the end of the chain 19 is fixedly connected with a limit block 21, the limit block 21 is fixedly connected with the hydraulic cylinder 18, the interior of the hydraulic cylinder 18 is provided with a fixing groove matched with the limit block 21, the other end of the limit block 21 is fixedly connected with a lifting block 7, the lifting block 7 extends to the outer wall of the operation table 1, the front of the operation table 1 is provided with a sliding groove matched with the lifting block 7, the control panel is electrically connected with the hydraulic cylinder 18, through the cooperation of pneumatic cylinder 18, sprocket 20, chain 19 and elevator 7, adjusted the height between elevator 7 and the ground, need not to raise when making the staff lift the girder steel to realize labour saving and time saving's effect.

Wherein, fixedly connected with rubber on the lifter 7, the quantity of lifter 7 is two, and the setting of rubber has avoided the long-time contact with the lifter 7 body of girder steel, has avoided the abrasion mark that lifter 7 appears because of the friction.

The working principle is as follows: in the utility model, when the worker needs to cut the steel beam, the steel beam is placed on the top of the two lifting blocks 7, the hydraulic cylinder 18 can be controlled by the control panel to be started, the telescopic end of the hydraulic cylinder 18 vertically moves upwards, the chain 19 is pulled by the chain 19 to vertically move upwards through matching with the limiting block 21 in the process of upward movement of the chain wheel 20, when the lifting block 7 moves to a proper position, the steel beam can be pushed to the top of the placing plate 2, at the moment, the worker can press the motor switch 6 to start the motor 17, the driving end of the motor 17 drives the screw 14 to rotate, the rotation of the screw 14 drives the connecting rod 9 to move, the moving block 3 and the abutting plate 4 are simultaneously driven by the movement of the connecting rod 9, the steel beam body abuts against in the moving process of the moving block 3, and pushes the steel beam, one side of the steel beam abuts against the fixing block 5, and the fixation of the steel beam is realized, the staff is when cutting the girder steel, and the girder steel can produce vibrations, and the vibrations of girder steel drive places board 2 and removes, and the removal of placing board 2 drives the vertical downstream of flexible end of piston rod 10, makes spring A11 under the normality get into compression state simultaneously, utilizes spring A11's elasticity for placing board 2 and provides the resistance to make flexible end offset with the inner wall of piston rod 10, reduced the displacement who places board 2, thereby reached the shock attenuation effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The damping device in the splicing construction of the highway bridge comprises an operation table (1) and is characterized in that a motor (17) is connected inside the operation table (1), a screw rod (14) is fixedly connected to the driving end of the motor (17), a connecting rod (9) is connected to the screw rod (14) in a threaded mode, a threaded hole matched with the screw rod (14) is formed in the connecting rod (9) in a penetrating mode, a bearing (13) is rotatably connected to the other end of the screw rod (14), one side of the bearing (13) is fixedly connected with the inner wall of the operation table (1), a moving block (3) is fixedly connected to the top of the connecting rod (9), a fixing plate (12) is fixedly connected to the inside of the operation table (1), two piston rods (10) are fixedly connected to the top of the fixing plate (12), and a placing plate (2) is fixedly connected to the tops of the piston rods (10), the moving block (3) is located at the top of the placing plate (2), a moving groove matched with the connecting rod (9) is formed in the placing plate (2), a spring A (11) is sleeved on the piston rod (10), a motor switch (6) is fixedly connected to the right side of the operating platform (1), and the motor switch (6) is electrically connected with a motor (17).

2. The shock absorption device for the splicing construction of the highway bridge according to claim 1, wherein one side of the moving block (3) opposite to one side of the fixed block (5) is fixedly connected with a supporting plate (4), two springs B (8) are fixedly connected inside the supporting plate (4), and the supporting plate (4) is made of silica gel.

3. The shock absorbing device for the splicing construction of the highway bridge according to the claim 1, wherein a rubber plate (22) is fixedly connected to the top of the placing plate (2), and the rubber plate (22) is covered along the top of the placing plate (2).

4. The shock absorption device for the splicing construction of the highway bridges as claimed in claim 1, wherein a dust cover (16) is fixedly connected to the inside of the operation platform (1), two bases (15) are fixedly connected to the inside of the dust cover (16), and the bottom of the motor (17) is fixedly connected with the tops of the bases (15).

5. The shock absorption device for the splicing construction of the highway bridge according to claim 1, wherein a control panel is fixedly connected to the left side of the operation table (1), two hydraulic cylinders (18) are fixedly connected to the inside of the operation table (1), a chain wheel (20) is rotatably connected to the top of each hydraulic cylinder (18), a chain (19) is meshed with each chain wheel (20), a limit block (21) is fixedly connected to the end of each chain (19), each limit block (21) is fixedly connected with each hydraulic cylinder (18), a fixing groove matched with each limit block (21) is formed in each hydraulic cylinder (18), a lifting block (7) is fixedly connected to the other end of each limit block (21), each lifting block (7) extends to the outer wall of the operation table (1), a sliding groove matched with each lifting block (7) is formed in the front side of the operation table (1), the control panel is electrically connected with the hydraulic cylinder (18).

6. The shock absorption device for the splicing construction of the highway bridge according to claim 5, wherein the lifting blocks (7) are fixedly connected with rubber, and the number of the lifting blocks (7) is two.