CN213740644U

CN213740644U - Bridge reinforcing apparatus

Info

Publication number: CN213740644U
Application number: CN202021892275.8U
Authority: CN
Inventors: 贾伟; 战尧文; 汪泽
Original assignee: Individual
Current assignee: Shanxi Yuming Highway Engineering Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-07-20
Anticipated expiration: 2030-09-02

Abstract

The utility model belongs to the technical field of architectural equipment, especially, be a bridge reinforcing apparatus, uneven the problem that leads to the lifting control and the relatively poor stability of fixed that horizontal direction's atress easily appears when carrying out the lifting control to current bridge reinforcing apparatus, the scheme is put forward now, and it includes base, connecting plate, loading board and buffer board, the one end that is connected with the head rod is all rotated through the hinge in both sides around base top left and right sides and the top, and the other end of four head rods all rotates through the hinge and is connected with the slide, and four slide tops all rotate through the hinge and be connected with the one end of second connecting rod, and the other end of four second connecting rods all rotates bottom the loading board through hinge and loading board, the equal fixedly connected with buffer spring's in loading board top four corners one end. The utility model discloses a carry out the even support of left right direction and fore-and-aft direction to the loading board, stability when guaranteeing its lift adjustment has improved the security of using.

Description

Bridge reinforcing apparatus

Technical Field

The utility model relates to a construction equipment technical field especially relates to a bridge reinforcing apparatus.

Background

The construction of the highway bridge engineering for crossing over water areas, valleys and all structures of all traffic channels is planned, designed, constructed, maintained and the like, and when the highway bridge pile foundation needs to be reinforced, a highway bridge pile foundation reinforcing device needs to be used so as to stabilize the highway bridge pile foundation. The existing highway bridge pile foundation reinforcing device does not have the advantage of adjustable height, so that the highway bridge pile foundation reinforcing device cannot be flexibly adjusted according to the height of a highway bridge. Through retrieval, the chinese patent with publication number CN210420901U discloses a bridge reinforcing device, which comprises a first bearing plate, wherein a lifting structure and a buffering structure are mounted on the upper wall surface of the first bearing plate; this design relates to bridge reinforcement technical field, the device is rational in infrastructure, and is with low costs, high accommodation about can going on to the buffer board through elevation structure, can slow down the weight of bridge through buffer structure, the effectual current public road bridge pile foundation reinforcing apparatus of having solved, but not have height-adjusting's advantage, make public road bridge pile foundation reinforcing apparatus can not carry out nimble regulation according to the height of public road bridge roof beam, current bridge reinforcing apparatus bridge itself has very big weight production when using, can influence its life, the while can be along with the easy emergence of the vibrations structural strength of the pontic changes when supporting, the problem that support strength reduces.

However, the above design has disadvantages, and although the above design can adjust the height of the reinforcing device, the reinforcing device is not uniformly stressed in the front-back direction during the lifting process due to only two lifting stress points on the left and right, so that the stability of lifting adjustment and fixation is poor, and therefore, the bridge reinforcing device is provided for solving the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the current bridge reinforcing apparatus and easily appearing the uneven shortcoming that leads to the relatively poor stability of lift adjustment and fixed when going up and down to adjust the atress of horizontal direction, and a bridge reinforcing apparatus who proposes.

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

a bridge reinforcing device comprises a base, a connecting plate, a bearing plate and buffer plates, wherein the left side and the right side of the top of the base and the front side and the back side of the top are respectively and rotatably connected with one end of a first connecting rod through hinges, the other ends of four first connecting rods are respectively and rotatably connected with a sliding plate through hinges, the tops of four sliding plates are respectively and rotatably connected with one end of a second connecting rod through hinges, the other ends of four second connecting rods are respectively and rotatably connected with the bottom of the bearing plate through four corners of the top of the bearing plate, the other ends of four buffer springs are respectively and fixedly connected with the bottom of the buffer plate, the bottom of the connecting plate is provided with a vertical groove and four through holes, the inner walls of the left side and the inner walls of the front side and the back side of the vertical groove are respectively provided with a mounting hole, a screw rod is rotatably mounted in each mounting hole, the four sliding plates are respectively and in threaded sleeve joint with the outer sides of the corresponding screw rods, and one end of the four screw rods, which is positioned in the vertical groove, is fixedly provided with a first bevel gear, the motor is fixedly installed at the top of the connecting plate, the second bevel gears are fixedly installed on output shafts of the motor, and the four first bevel gears are meshed with the corresponding second bevel gears respectively.

Preferably, the fixed cover in the lead screw outside has connect spacing axle sleeve, and spacing axle sleeve and vertical inslot wall activity butt carry out spacingly to the lead screw.

Preferably, the through holes are internally and fixedly provided with limiting rods, and the four sliding plates are respectively sleeved outside the corresponding limiting rods in a sliding manner to guide the sliding plates.

Preferably, the four corners of the bottom of the buffer plate are fixedly connected with one ends of the positioning rods, and the bearing plate is slidably sleeved outside the four positioning rods to guide and position the buffer plate.

Preferably, the one end of the equal fixedly connected with guide bar in connecting plate bottom four corners, the guide sleeve has all been cup jointed in the equal slip in four guide bar outsides, and four guide sleeve all lead the connecting plate with base top fixed connection.

Preferably, the other end of the screw rod is fixedly provided with a limiting plate, and the limiting plate is movably abutted to the connecting plate.

In the utility model, a bridge reinforcing apparatus, cross opening the motor, motor output shaft drives second bevel gear and rotates, second bevel gear drives four first bevel gears and rotates, four first bevel gears drive four lead screws and rotate, four lead screws drive four slides to one side of keeping away from the motor through the screw-thread fit with corresponding slide respectively, four slides drive four head rods and four second connecting rods and rotate to drive connecting plate and loading board upward movement, the loading board drives the buffer board upward movement through buffer spring, thereby adjust the height of buffer board, so that adapt to the use of bridges of different heights;

in the utility model, the four guide rods are guided by the four guide sleeves, so that the connecting plates are kept in a horizontal state, the loading plate is uniformly supported in the front-back and left-right directions by the four first connecting rods and the four second connecting rods, so that the loading plate is uniformly stressed, the stability of the loading plate during lifting adjustment is ensured, and external impact is buffered by the buffer spring, so that the use safety is improved;

the utility model has the advantages of reasonable design, through the even support of direction and fore-and-aft direction about carrying out the loading board, stability when guaranteeing its lift adjustment has improved the security of using, and the reliability is high.

Drawings

Fig. 1 is a schematic structural view of a bridge reinforcing apparatus provided by the present invention;

fig. 2 is a schematic structural view of a portion a of a bridge reinforcing apparatus provided by the present invention;

fig. 3 is a left side view of the bridge reinforcing apparatus provided by the utility model.

In the figure: 1. a base; 2. a connecting plate; 3. a carrier plate; 4. a buffer plate; 5. a motor; 6. a first connecting rod; 7. a slide plate; 8. a second connecting rod; 9. a screw rod; 10. positioning a rod; 11. a first bevel gear; 12. a second bevel gear; 13. a limiting shaft sleeve; 14. a through hole; 15. a limiting plate; 16. a limiting rod; 17. a buffer spring; 18. a guide sleeve; 19. a guide bar; 20. a vertical groove.

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.

Referring to fig. 1-3, a bridge reinforcing apparatus comprises a base 1, a connecting plate 2, a bearing plate 3 and buffer plates 4, wherein the left and right sides of the top of the base 1 and the front and back sides of the top are rotatably connected with one end of a first connecting rod 6 through hinges, the other ends of the four first connecting rods 6 are rotatably connected with sliding plates 7 through hinges, the tops of the four sliding plates 7 are rotatably connected with one end of a second connecting rod 8 through hinges, the other ends of the four second connecting rods 8 are rotatably connected with the bottom of the bearing plate 3 through hinges, four corners of the top of the bearing plate 3 are fixedly connected with one end of a buffer spring 17, the other ends of the four buffer springs 17 are fixedly connected with the bottom of the buffer plate 4, the bottom of the connecting plate 2 is provided with a vertical groove 20 and four through holes 14, the inner walls of the left and right sides and the inner walls of the front and back sides of the vertical groove 20 are provided with mounting holes, and the four mounting holes are rotatably provided with lead screws 9, four slide 7 respectively the screw thread cup joint in the lead screw 9 outside that corresponds, the equal fixed mounting of one end that four lead screws 9 are located vertical groove 20 has

first bevel gear

11, and 2 top fixed mounting of connecting plate have motor 5, and fixed mounting has second bevel gear 12 on the motor 5 output shaft, and four first bevel gears 11 mesh with second bevel gear 12 that correspond respectively.

The utility model discloses in, the fixed cover in the lead screw 9 outside has connect spacing axle sleeve 13, and spacing axle sleeve 13 carries on spacingly with the 20 inner wall activity butts in vertical groove to lead screw 9.

The utility model discloses in, fixed mounting has gag lever post 16 in the through-hole 14, and four slides 7 slide respectively and cup joint in the gag lever post 16 outsides that correspond, lead to slide 7.

The utility model discloses in, the one end of the equal fixedly connected with locating lever 10 in 4 bottom four corners of buffer board, the loading board 3 slides and cup joints in the 10 outsides of four locating levers, carries out guiding orientation to buffer board 4.

The utility model discloses in, the one end of the equal fixedly connected with guide bar 19 in 2 bottom four corners of connecting plate, the guide sleeve 18 has all been cup jointed in the equal slip in the 19 outsides of four guide bars, and four guide sleeve 18 all lead connecting plate 2 with 1 top fixed connection of base.

In the utility model, when in use, the motor 5 is turned on, the output shaft of the motor 5 drives the second bevel gear 12 to rotate, the second bevel gear 12 drives the four first bevel gears 11 to rotate, the four first bevel gears 11 drive the four lead screws 9 to rotate, the four lead screws 9 respectively drive the four slide plates 7 to move to one side far away from the motor 5 through the thread matching with the corresponding slide plates 7, the four slide plates 7 drive the four first connecting rods 6 and the four second connecting rods 8 to rotate, thereby driving the connecting plate 2 and the bearing plate 3 to move upwards, the bearing plate 3 drives the buffer plate 4 to move upwards through the buffer spring 17, thereby adjusting the height of the buffer plate 4 so as to adapt to the use of bridges with different heights, and in the adjusting movement process, the four guide rods 19 are guided through the four guide sleeves 18, thereby keeping the connecting plate 2 in a horizontal state, and carry out the even support of all directions to loading board 3 through four head rod 6 and four second connecting rod 8 to make its atress even, stability when guaranteeing its lift adjustment, and cushion external impact through buffer spring 17, thereby improve the security of using.

Claims

1. A bridge reinforcing device comprises a base (1), connecting plates (2), a bearing plate (3) and buffer plates (4), and is characterized in that the left side and the right side of the top of the base (1) and the front side and the rear side of the top are rotatably connected with one end of a first connecting rod (6) through hinges, the other ends of four first connecting rods (6) are rotatably connected with sliding plates (7) through hinges, the tops of four sliding plates (7) are rotatably connected with one end of a second connecting rod (8) through hinges, the other ends of four second connecting rods (8) are rotatably connected with the bottom of the bearing plate (3) through hinges, four corners of the top of the bearing plate (3) are fixedly connected with one end of a buffer spring (17), the other ends of four buffer springs (17) are fixedly connected with the bottom of the buffer plates (4), the bottom of the connecting plate (2) is provided with vertical grooves (20) and four through holes (14), all seted up the mounting hole on the inner wall of the left and right sides of vertical groove (20) and on the inner wall of both sides around with, all rotated in four mounting holes and installed lead screw (9), four slide (7) respectively the screw thread cup joint in the lead screw (9) outside that corresponds, and the equal fixed mounting of one end that four lead screws (9) are located vertical groove (20) has first bevel gear (11), connecting plate (2) top fixed mounting has motor (5), and fixed mounting has second bevel gear (12) on motor (5) output shaft, and four first bevel gear (11) mesh with second bevel gear (12) that correspond respectively.

2. The bridge reinforcing device according to claim 1, wherein a limiting shaft sleeve (13) is fixedly sleeved on the outer side of the screw rod (9), and the limiting shaft sleeve (13) is movably abutted with the inner wall of the vertical groove (20).

3. The bridge reinforcing device according to claim 1, wherein a limiting rod (16) is fixedly installed in the through hole (14), and the four sliding plates (7) are respectively sleeved on the outer sides of the corresponding limiting rods (16) in a sliding manner.

4. The bridge reinforcing device according to claim 1, wherein one end of each of the positioning rods (10) is fixedly connected to each of four corners of the bottom of the buffer plate (4), and the bearing plate (3) is slidably sleeved on the outer sides of the four positioning rods (10).

5. The bridge reinforcing device according to claim 1, wherein one end of each guide rod (19) is fixedly connected to each of four corners of the bottom of the connecting plate (2), guide sleeves (18) are slidably sleeved on the outer sides of the four guide rods (19), and the four guide sleeves (18) are fixedly connected to the top of the base (1).

6. The bridge reinforcing device according to claim 1, wherein a limiting plate (15) is fixedly mounted at the other end of the screw rod (9), and the limiting plate (15) is movably abutted to the connecting plate (2).