Longitudinal and transverse slope leveling device for beam bottom concrete wedge block

Abstract

The utility model discloses a beam bottom concrete wedge block longitudinal and transverse slope leveling device which is arranged between a bridge plate and a bridge pier and comprises a bottom plate, the top face of the bottom plate is fixedly connected with a fixing seat, the top face of the fixing seat is provided with a semi-spherical groove, a sliding ball is connected in the semi-spherical groove in a sliding mode, and the top end of the sliding ball abuts against the bottom face of the bridge plate. Two rows of adjusting holes are formed in the peripheral side of the fixed seat, adjusting rods are screwed in the adjusting holes, and one ends of the adjusting rods abut against the side face of the sliding ball; supporting assemblies are symmetrically arranged on the two sides of the fixing base, the top ends of the supporting assemblies are rotationally connected with the bottom face of the bridge plate, the supporting assemblies are hinged to the top face of the pier, and the bottom plate is fixedly connected with the top face of the pier. Through the combined action of the sliding balls and the supporting assemblies, the bridge plate of the bridge can be powerfully supported, and the stability of the bridge is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge construction, in particular to a device for adjusting the longitudinal and transverse slopes of concrete wedge-shaped blocks at the bottom of a beam. Background Art

[0002] Damage to the concrete at the end of the precast beam will reduce the structural integrity and overall strength, and the durability will be insufficient. The structural bearing capacity will be reduced under long-term load, and there will be quality and safety risks. The end damage of the precast beam during the prestressing stage can be effectively solved to ensure the integrity of the beam. In engineering construction, the precast beams with serious damage are generally scrapped. The price of a precast beam is 50,000 to 250,000 yuan, which can effectively avoid the waste of funds. In the prior art, the angle of the longitudinal and transverse slope of the precast beam bridge deck is mostly adjusted by the concrete wedge block at the bottom of the beam.

[0003] The prior art (Chinese patent number: CN210341661U) discloses a wedge-shaped block adjustment device for the longitudinal and transverse slopes of the bottom of a T-beam, which can be installed at the reserved position of the end of the beam body of the T-beam prefabricated pedestal, accurately adjust the transverse and longitudinal slope angles of the top plate, and place the embedded steel plate at the bottom of the T-beam on the top plate to fit tightly, so as to adjust the transverse and longitudinal slopes of the embedded steel plate at the bottom of the T-beam. However, its ball joint top can only play a role in assisting rotation, and the angle adjustment requires the surrounding pillars to be adjusted through screws, which cannot provide sufficient support for the bridge plate. Utility Model Content

[0004] In order to solve the above technical problems, the utility model proposes a beam bottom concrete wedge block longitudinal and transverse slope leveling device, which can strongly support the bridge deck through the joint action of sliding balls and support components, thereby improving the stability of the bridge.

[0005] To achieve the above purpose, the utility model provides the following solutions:

[0006] A device for leveling the longitudinal and transverse slopes of concrete wedge blocks at the bottom of a beam is arranged between a bridge deck and a bridge pier, comprising a bottom plate, a fixing seat is fixedly connected to the top surface of the bottom plate, a semicircular ball groove is provided on the top surface of the fixing seat, a sliding ball is slidably connected in the semicircular ball groove, the top end of the sliding ball is arranged to abut against the bottom surface of the bridge deck, two rows of adjustment holes are provided on the circumference of the fixing seat, an adjustment rod is screwed in the adjustment hole, one end of the adjustment rod is arranged to abut against the side surface of the sliding ball; support assemblies are symmetrically arranged on both sides of the fixing seat, the top end of the support assembly is rotatably connected to the bottom surface of the bridge deck, the support assembly is hinged to the top surface of the pier, and the bottom plate is fixedly connected to the top surface of the pier.

[0007] Preferably, the support assembly includes an articulated seat, which is fixedly connected to the top surface of the base plate, and the articulated seat is hinged with a connecting rod, one end of the connecting rod is fixedly connected to a transfer ball, the transfer ball is rotatably connected to the transfer seat, and the transfer seat is fixedly connected to the bottom surface of the bridge plate; a wedge block is fixedly connected to the side of the connecting rod, and the bottom surface of the wedge block is fixedly connected to the top surface of the base plate.

[0008] Preferably, the top and bottom ends of the sliding ball are provided with contact surfaces parallel to each other, the contact surface of the top end of the sliding ball is arranged to abut against the bottom surface of the bridge plate, the contact surface of the bottom end of the sliding ball is fixedly connected to a push block, one side of the push block is fixedly connected to a guide slide assembly, and the guide slide assembly is slidably connected to the semicircular ball groove; the other side surfaces of the guide slide assembly and the push block are respectively arranged to abut against one end of the adjusting rod.

[0009] Preferably, two guide slide grooves are provided on the inner wall of the semi-spherical groove, the two guide slide grooves are arranged perpendicular to each other, and the guide slide grooves are slidably connected to the guide slide assembly; the adjustment rod is arranged to pass through the guide slide grooves.

[0010] Preferably, the guide slide assembly includes a top block, one side of the top block is arranged to abut against one side of the push block, a gap is arranged between the top surface of the top block and the contact surface of the bottom end of the slide ball, and one side of the top block away from the push block is arranged to abut against the adjustment rod.

[0011] Preferably, a plurality of first annular grooves are horizontally formed on the inner wall of the semicircular ball groove, and a plurality of second annular grooves are horizontally formed on the side surface of the sliding ball.

[0012] Preferably, an annular steel sleeve is fixedly connected to the peripheral side of the fixing seat, and the adjustment hole is arranged through the steel sleeve.

[0013] Preferably, the wedge-shaped blocks are blocks cast from reinforced concrete.

[0014] Compared with the prior art, the utility model has the following advantages and technical effects:

[0015] The utility model is connected with the bridge board and the bridge pier respectively through the sliding ball, and the angles of the bottom surface of the bridge board and the top surface of the bridge pier are adjusted through the adjusting rod, so as to realize the adjustment of the longitudinal and transverse slopes of the top surface of the bridge board.

[0016] The utility model fixes the angles of the bridge plate and the bridge pier by means of the supporting assembly, thereby reducing the pressure of the bridge plate on the sliding ball, and the adjusting rod can strengthen the connection strength between the fixing seat and the sliding ball.

[0017] The adjusting rod of the utility model can not only resist the sliding ball but also serve as a skeleton to improve the fixing strength of the whole device when the sliding ball and the fixing seat are fixedly connected by concrete. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings constituting a part of the present application are used to provide a further understanding of the present application. The illustrative embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0019] Figure 1 This is a side view of the structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the side structure of the fixing seat;

[0021] Figure 3 It is a schematic diagram of the side view structure of the sliding ball;

[0022] Among them, 1. bridge plate; 2. bridge pier; 3. bottom plate; 4. fixed seat; 5. sliding ball; 6. adjusting rod; 7. hinge seat; 8. connecting rod; 9. transfer ball; 10. transfer seat; 11. wedge block; 12. push block; 13. guide groove; 14. top block; 15. first ring groove; 16. second ring groove; 17. steel sleeve. DETAILED DESCRIPTION

[0023] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0024] It should be noted that all components in the technical solution of this application require the necessary additional facilities of water supply, oil supply, electricity supply and gas supply to be driven and / or controlled. If there is no further explanation, it is assumed that the existing technology is used and equipped without special explanation.

[0025] It should be noted that, in order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0026] Depend on Figure 1-3 The device for adjusting the vertical and horizontal slopes of the concrete wedge-shaped blocks at the bottom of the beam shown is arranged between the bridge deck 1 and the bridge pier 2, and comprises a bottom plate 3, a fixing seat 4 is fixedly connected to the top surface of the bottom plate 3, a semicircular ball groove is provided on the top surface of the fixing seat 4, a sliding ball 5 is slidably connected in the semicircular ball groove, the top end of the sliding ball 5 is arranged to collide with the bottom surface of the bridge deck 1, two rows of adjustment holes are provided on the periphery of the fixing seat 4, an adjustment rod 6 is screwed in the adjustment hole, a screw sleeve is fixedly connected in the adjustment hole, and the screw sleeve is screwed to the adjustment rod 6. One end of the adjustment rod 6 is arranged to collide with the side of the sliding ball 5; support components are symmetrically arranged on both sides of the fixing seat 4, the top end of the support component is rotatably connected to the bottom surface of the bridge deck 1, the support component is hinged to the top surface of the bridge pier 2, and the bottom plate 3 is fixedly connected to the top surface of the bridge pier 2.

[0027] The utility model is connected to the bridge deck 1 and the bridge pier 2 respectively through the sliding ball 5, and the angle of the bottom surface of the bridge deck 1 and the top surface of the bridge pier 2 is adjusted through the adjusting rod 6, so as to adjust the longitudinal and transverse slopes of the top surface of the bridge deck. In addition, the angle of the bridge deck 1 and the bridge pier 2 is fixed by the supporting assembly, so as to reduce the pressure of the bridge deck 1 on the sliding ball 5, and the adjusting rod 6 can strengthen the connection strength between the fixing seat 4 and the sliding ball 5.

[0028] Further optimization scheme, the support assembly includes an articulated seat 7, which is fixedly connected to the top surface of the bottom plate 3, and the articulated seat 7 is hinged with a connecting rod 8, one end of the connecting rod 8 is fixedly connected with a transfer ball 9, and the connecting rod 8 is an alloy iron rod, which is used for the rigid connection between the bridge deck 1 and the bridge pier 2. The transfer ball 9 is rotatably connected with a transfer seat 10, and the transfer seat 10 is fixedly connected to the bottom surface of the bridge deck 1. The transfer ball 9 and the transfer seat 10 realize a ball joint, which improves the degree of freedom of the connecting rod 8. The side of the connecting rod 8 is fixedly connected with a wedge block 11, and the bottom surface of the wedge block 11 is fixedly connected to the top surface of the bottom plate 3.

[0029] A further optimized solution is that the top and bottom ends of the sliding ball 5 are provided with contact surfaces parallel to each other, the contact surface at the top of the sliding ball 5 is set to abut against the bottom surface of the bridge plate 1, and the contact surface at the bottom end of the sliding ball 5 is fixedly connected to a push block 12, and one side of the push block 12 is fixedly connected to a guide sliding component, and the guide sliding component is slidably connected to the semicircular ball groove; the other side surfaces of the guide sliding component and the push block 12 are respectively set to abut against one end of the adjusting rod 6.

[0030] To further optimize the solution, two guide slide grooves 13 are provided on the inner wall of the semi-spherical groove. The two guide slide grooves 13 are vertically arranged to each other, and the guide slide grooves 13 are slidably connected to the guide slide assembly; the adjustment rod 6 is arranged to pass through the guide slide groove 13.

[0031] Further optimized solution, the guide slide assembly includes a top block 14, the top block 14 is slidably connected to the guide slide groove 13, one side of the top block 14 is set to collide with one side of the push block 12, and a gap is set between the top surface of the top block 14 and the contact surface at the bottom of the sliding ball 5, which can avoid interference when the sliding ball 5 deflects at a certain angle along the guide slide groove 13 slidably connected to the top block 14. The side of the top block 14 away from the push block 12 is set to collide with the adjustment rod 6, and the deflection adjustment of the sliding ball 5 in two directions is realized through the mutually perpendicular adjustment rods 6.

[0032] A further optimized solution is that a plurality of first annular grooves 15 are horizontally opened on the inner wall of the semicircular ball groove, and a plurality of second annular grooves 16 are horizontally opened on the side of the sliding ball 5. The first annular grooves 15 and the second annular grooves 16 can provide a filling space for mutual engagement when the sliding ball 5 is fixedly connected to the fixing seat 4.

[0033] A further optimized solution is that an annular steel sleeve 17 is fixedly connected to the peripheral side of the fixing seat 4, and an adjustment hole is set through the steel sleeve 17. The steel sleeve 17 can be fixedly connected to the threaded sleeve and can be installed as an integral part when the fixing seat 4 is cast as a whole, which also improves the compressive strength of the fixing seat 4.

[0034] According to a further optimized solution, the wedge-shaped block 11 is a building block cast with reinforced concrete.

[0035] The working process of this embodiment is as follows:

[0036] The utility model is arranged between the bridge deck 1 and the bridge pier 2, and according to the longitudinal and transverse slope parameters of the top surface of the bridge deck 1, the adjusting rod 6 inserted into the adjusting hole opened on the side of the fixing seat 4 is adjusted, and the adjusting rod 6 gradually supports the push block 12 and the top block 14 by rotating the thread, so as to adjust the angle of the top contact surface of the sliding ball 5, and then adjust the slope of the bridge deck 1 in contact with it.

[0037] After the sliding ball 5 is adjusted by the adjusting rod 6, the adjusting rod 6 is inserted into all the adjusting holes and screwed into place, and then the semi-circular ball groove is filled with concrete through the two guide grooves 13. The flowing concrete fills all the gaps between the sliding ball 5 and the semi-circular ball groove through the first annular groove 15 and the second annular groove 16, and the sliding ball 5 and the fixing seat 4 are firmly fixed by the solidification of the concrete. The adjusting rod 6 can serve as a steel reinforcement skeleton of the concrete.

[0038] Finally, when the connecting rod 8 is adjusted into place along with the sliding ball 5, the steel frame of the wedge block 11 is fixedly connected to the bottom plate 3, and concrete is poured to connect the connecting rod 8 at the same time to achieve solidification of the position of the connecting rod 8.

[0039] The above are only preferred specific implementations of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A beam bottom concrete wedge block longitudinal and transverse slope leveling device, arranged between a bridge deck (1) and a bridge pier (2), characterized in that: The invention comprises a bottom plate (3), the top surface of the bottom plate (3) is fixedly connected to a fixing seat (4), the top surface of the fixing seat (4) is provided with a semi-circular ball groove, a sliding ball (5) is slidably connected in the semi-circular ball groove, the top end of the sliding ball (5) is arranged to abut against the bottom surface of the bridge plate (1), the circumference of the fixing seat (4) is provided with two rows of adjustment holes, the inner side of the adjustment hole is screwed with an adjustment rod (6), one end of the adjustment rod (6) is arranged to abut against the side of the sliding ball (5); support components are symmetrically arranged on both sides of the fixing seat (4), the top end of the support component is rotatably connected to the bottom surface of the bridge plate (1), the support component is hinged to the top surface of the bridge pier (2), and the bottom plate (3) is fixedly connected to the top surface of the bridge pier (2).

2. A beam bottom concrete wedge block longitudinal and transverse slope leveling device according to claim 1, characterized in that: The support assembly comprises an articulated seat (7), wherein the articulated seat (7) is fixedly connected to the top surface of the base plate (3), the articulated seat (7) is hinged with a connecting rod (8), one end of the connecting rod (8) is fixedly connected to a transfer ball (9), the transfer ball (9) is rotatably connected to a transfer seat (10), and the transfer seat (10) is fixedly connected to the bottom surface of the bridge plate (1); the side surface of the connecting rod (8) is fixedly connected to a wedge block (11), and the bottom surface of the wedge block (11) is fixedly connected to the top surface of the base plate (3).

3. The device for adjusting the longitudinal and transverse slopes of the beam bottom concrete wedge blocks according to claim 1, characterized in that: The top and bottom ends of the sliding ball (5) are provided with contact surfaces parallel to each other, the contact surface of the top end of the sliding ball (5) is arranged to abut against the bottom surface of the bridge plate (1), the contact surface of the bottom end of the sliding ball (5) is fixedly connected with a push block (12), one side of the push block (12) is fixedly connected with a guide slide component, and the guide slide component is slidably connected to the semicircular ball groove; the other side surfaces of the guide slide component and the push block (12) are respectively arranged to abut against one end of the adjusting rod (6).

4. A beam bottom concrete wedge block longitudinal and transverse slope leveling device according to claim 3, characterized in that: The inner wall of the semi-spherical groove is provided with two guide slide grooves (13), the two guide slide grooves (13) are arranged perpendicular to each other, and the guide slide grooves (13) are slidably connected to the guide slide assembly; the adjustment rod (6) is arranged to pass through the guide slide groove (13).

5. The device for adjusting the longitudinal and transverse slopes of the beam bottom concrete wedge blocks according to claim 4, characterized in that: The guide slide assembly comprises a top block (14), one side of the top block (14) is arranged to abut against one side of the push block (12), a gap is arranged between the top surface of the top block (14) and the contact surface of the bottom end of the slide ball (5), and one side of the top block (14) away from the push block (12) is arranged to abut against the adjustment rod (6).

6. The device for leveling the longitudinal and transverse slopes of the beam bottom concrete wedge blocks according to claim 1, characterized in that: A plurality of first annular grooves (15) are horizontally formed on the inner wall of the semicircular ball groove, and a plurality of second annular grooves (16) are horizontally formed on the side surface of the sliding ball (5).

7. The device for adjusting the longitudinal and transverse slopes of the beam bottom concrete wedge blocks according to claim 1, characterized in that: An annular steel sleeve (17) is fixedly connected to the peripheral side of the fixing seat (4), and the adjustment hole is arranged through the steel sleeve (17).

8. The device for adjusting the longitudinal and transverse slopes of the beam bottom concrete wedge blocks according to claim 2, characterized in that: The wedge-shaped block (11) is a building block cast with reinforced concrete.

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