Spherical hinge positioning device for swivel bridge

Abstract

The utility model discloses a swivel bridge spherical hinge positioning device which comprises a base and a lower spherical hinge, the upper surface of the base is fixedly connected with a spherical hinge support, the upper surface of the spherical hinge support is fixedly connected with a supporting plate, and the upper surface of the supporting plate is provided with a plurality of positioning grooves. A plurality of positioning blocks matched with the positioning grooves are fixedly connected to the lower surface of the lower spherical hinge, four mounting seats are fixedly connected to the upper surface of the base, fixing clamping grooves are formed in the upper ends of the four mounting seats, and four fixing mechanisms are fixedly connected to the lower surface of the lower spherical hinge. Through the arrangement of the fixing mechanism, the device can be easily and conveniently installed, the positioning accuracy is high, the device can be disassembled and installed again when problems occur, the error-tolerant rate of the device is increased, through the arrangement of the insertion rod and the wear-resistant block, the insertion rod enables subsequent installation and debugging of the device to be more stable, the wear-resistant block can reduce friction force, and the service life of the device is prolonged. And the device can operate more stably, and the safety of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning equipment, in particular to a swivel bridge ball joint positioning device. Background Art

[0002] A rotating bridge is a bridge constructed using the rotation method. Bridge rotation construction refers to a construction method in which the bridge structure is formed in a position other than the design axis and then rotated into place. It can convert operations above obstacles into operations on the shore or near the ground. It is mainly used in situations where support cannot be provided, such as crossing canyons, rivers, railways, highways, etc. It has the advantages of not interfering with or interrupting traffic.

[0003] The patent with the publication number CN204212067U and the name of the swivel ball hinge steel skeleton system for bridge swivel construction discloses a swivel ball hinge steel skeleton system for bridge swivel construction, characterized in that it includes a steel plate skeleton and a structural steel bar skeleton, the steel plate skeleton includes a plurality of steel plates and a plurality of positioning holes are opened on the steel plate skeleton, the structural steel bar skeleton includes a plurality of structural steel bars, the steel plate skeleton is connected to the swivel ball hinge surface as a whole, a plurality of structural steel bars pass through the positioning holes on the steel plate skeleton and are fixed to the steel plate skeleton, and the steel plate skeleton and the structural steel bar skeleton form a whole to bear the swivel ball hinge rotation torque. The swivel ball hinge steel skeleton system for bridge swivel construction of the utility model solves the technical problem of inconvenient steel bar positioning and difficult fixing caused by tying and welding structural steel bars after setting the steel plate in the existing swivel steel ball hinge steel skeleton system. The patent technology has shortcomings in the actual application process. The equipment structure is relatively complex, the positioning accuracy is low, and it is not easy to disassemble. If there is a problem with the height difference of the ball hinge, it is difficult to disassemble and re-install the equipment, and the fault tolerance rate is low. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a swivel bridge ball joint positioning device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A swivel bridge ball joint positioning device comprises a base and a lower ball joint, wherein the upper surface of the base is fixedly connected to a ball joint bracket, the upper surface of the ball joint bracket is fixedly connected to a support plate, the upper surface of the support plate is provided with a plurality of positioning grooves, the lower surface of the lower ball joint is fixedly connected to a plurality of positioning blocks matched with the positioning grooves, the upper surface of the base is fixedly connected to four mounting seats, the upper ends of the four mounting seats are provided with fixing slots, the lower surface of the lower ball joint is fixedly connected to four fixing mechanisms, and the center of the upper surface of the lower ball joint is provided with a bearing groove.

[0007] As a further improvement of the utility model, the fixing mechanism includes two elastic clips fixedly connected to the lower surface of the lower ball joint, a reset spring is fixedly connected between the two elastic clips, and a fixed clip block adapted to the fixed slot is fixedly connected to one side of the elastic clip.

[0008] As a further improvement of the utility model, a rotating shaft is rotatably connected inside the bearing groove, and an upper ball joint is fixedly connected to the upper surface of the rotating shaft.

[0009] As a further improvement of the utility model, a plurality of slots are provided on the upper surface of the base, and plug rods matching the slots are plugged into the upper surface of the base.

[0010] As a further improvement of the utility model, a plurality of wear-resistant blocks are fixedly connected to the upper surface of the lower ball joint, and the plurality of wear-resistant blocks are evenly distributed on the upper end of the lower ball joint.

[0011] As a further improvement of the utility model, a connection groove is provided at the center of the upper surface of the support plate, and a connection plate adapted to the connection groove is fixedly connected to the lower surface of the lower ball joint.

[0012] Beneficial effects of the utility model:

[0013] By setting a support plate and a fixing mechanism, when in use, the positioning block of the lower ball joint is aligned with the positioning groove of the support plate, and the lower ball joint is placed on the support plate until the positioning block and the positioning groove are completely closed. At the same time, the elastic clamping plate of the lower ball joint enters the mounting seat, so that the fixed clamping block on the elastic clamping plate and the fixed clamping groove in the mounting seat are mutually engaged, so that the device can be easily installed with high positioning accuracy. If there is a problem with the height difference of the lower ball joint, it can be disassembled, reinstalled and adjusted, which increases the fault tolerance of the device.

[0014] By setting the plug rod and the wear-resistant block, when in use, after the ball joint bracket is installed, the plug rod is inserted into the slot and embedded in the ground, so that the subsequent installation and debugging of the device is more stable and errors are avoided. The rotating shaft of the upper ball joint is installed in the bearing groove of the lower ball joint. When the upper ball joint rotates in the bearing groove through the rotating shaft, the wear-resistant block can reduce the contact area between the upper ball joint and the lower ball joint, thereby reducing friction, so that the device can operate more stably, and the safety of the device is increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a swivel bridge ball joint positioning device proposed by the utility model;

[0016] Figure 2 This is a structural schematic diagram of a lower ball joint of a swivel bridge ball joint positioning device proposed by the utility model;

[0017] Figure 3The utility model is a schematic structural diagram of a ball joint bracket of a swivel bridge ball joint positioning device.

[0018] In the figure: 1 base, 2 lower ball joint, 3 ball joint bracket, 4 support plate, 5 positioning groove, 6 positioning block, 7 mounting seat, 8 fixed slot, 9 bearing slot, 10 elastic card plate, 11 return spring, 12 fixed block, 13 rotating shaft, 14 upper ball joint, 15 slot, 16 plug rod, 17 wear-resistant block, 18 connecting groove, 19 connecting plate. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-Figure 3 A swivel bridge ball joint positioning device comprises a base 1 and a lower ball joint 2, a ball joint bracket 3 is fixedly connected to the upper surface of the base 1, a support plate 4 is fixedly connected to the upper surface of the ball joint bracket 3, a plurality of positioning grooves 5 are provided on the upper surface of the support plate 4, a plurality of positioning blocks 6 matching the positioning grooves 5 are fixedly connected to the lower surface of the lower ball joint 2, four mounting seats 7 are fixedly connected to the upper surface of the base 1, a fixing slot 8 is provided at the upper end of the four mounting seats 7, four fixing mechanisms are fixedly connected to the lower surface of the lower ball joint 2, and a bearing slot 9 is provided at the center of the upper surface of the lower ball joint 2.

[0021] In the utility model, the fixing mechanism includes two elastic clamping plates 10 fixedly connected to the lower surface of the lower ball joint 2, a return spring 11 is fixedly connected between the two elastic clamping plates 10, and a fixed clamping block 12 adapted to the fixed clamping groove 8 is fixedly connected to one side of the elastic clamping plate 10. The elastic clamping plate 10 enters the mounting seat 7, and the fixed clamping block 12 on the elastic clamping plate 10 is mutually clamped with the fixed clamping groove 8 in the mounting seat 7, which is convenient for installation and disassembly.

[0022] The bearing groove 9 is internally rotatably connected with a rotating shaft 13, and an upper ball joint 14 is fixedly connected to the upper surface of the rotating shaft 13. A plurality of slots 15 are provided on the upper surface of the base 1, and a plug rod 16 compatible with the slots 15 is inserted on the upper surface of the base 1. A plurality of wear-resistant blocks 17 are fixedly connected to the upper surface of the lower ball joint 2, and the plurality of wear-resistant blocks 17 are evenly distributed on the upper end of the lower ball joint 2. A connecting groove 18 is provided at the center of the upper surface of the support plate 4, and a connecting plate 19 compatible with the connecting groove 18 is fixedly connected to the lower surface of the lower ball joint 2. The wear-resistant block 17 can reduce the contact area between the upper ball joint 14 and the lower ball joint 2, thereby reducing the friction between the upper ball joint 14 and the lower ball joint 2, and the device is made more stable by the plug rod 16.

[0023] When the utility model is used, the ball joint bracket 3 is first installed to the target point. After the installation is completed, the insertion rod 16 is inserted into the slot 15 and embedded in the ground to make the subsequent installation and debugging of the device more stable. Then the lower ball joint 2 is placed above the support plate 4 through the lifting equipment, and the positioning block 6 of the lower ball joint 2 is aligned with the positioning groove 5 of the support plate 4. The lower ball joint 2 is lowered until the positioning block 6 and the positioning groove 5 are completely closed. At the same time, the elastic clamping plate 10 of the lower ball joint 2 enters the mounting seat 7, so that the fixed clamping block 12 on the elastic clamping plate 10 and the fixed clamping groove 8 in the mounting seat 7 are mutually engaged. Finally, the rotating shaft 13 of the upper ball joint 14 is installed in the bearing groove 9 of the lower ball joint 2. The wear-resistant block 17 can reduce the contact area between the upper ball joint 14 and the lower ball joint 2, thereby reducing the friction between the upper ball joint 14 and the lower ball joint 2. The upper ball joint 14 is rotated for debugging, and concrete is poured after debugging.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A swivel bridge ball joint positioning device, comprising a base (1) and a lower ball joint (2), characterized in that: The upper surface of the base (1) is fixedly connected to a ball joint bracket (3), the upper surface of the ball joint bracket (3) is fixedly connected to a support plate (4), the upper surface of the support plate (4) is provided with a plurality of positioning grooves (5), the lower surface of the lower ball joint (2) is fixedly connected to a plurality of positioning blocks (6) adapted to the positioning grooves (5), the upper surface of the base (1) is fixedly connected to four mounting seats (7), the upper ends of the four mounting seats (7) are provided with fixing slots (8), the lower surface of the lower ball joint (2) is fixedly connected to four fixing mechanisms, and the center of the upper surface of the lower ball joint (2) is provided with a bearing groove (9).

2. A swivel bridge ball joint positioning device according to claim 1, characterized in that: The fixing mechanism comprises two elastic clamping plates (10) fixedly connected to the lower surface of the lower ball joint (2), a return spring (11) fixedly connected between the two elastic clamping plates (10), and a fixed clamping block (12) adapted to the fixed clamping groove (8) fixedly connected to one side of the elastic clamping plate (10).

3. A swivel bridge ball joint positioning device according to claim 2, characterized in that: A rotating shaft (13) is rotatably connected inside the bearing groove (9), and an upper ball joint (14) is fixedly connected to the upper surface of the rotating shaft (13).

4. A swivel bridge ball joint positioning device according to claim 1, characterized in that: The upper surface of the base (1) is provided with a plurality of slots (15), and the upper surface of the base (1) is plugged with insertion rods (16) that are compatible with the slots (15).

5. The swivel bridge ball joint positioning device according to claim 1, characterized in that: A plurality of wear-resistant blocks (17) are fixedly connected to the upper surface of the lower ball joint (2), and the plurality of wear-resistant blocks (17) are evenly distributed on the upper end of the lower ball joint (2).

6. A swivel bridge ball joint positioning device according to claim 1, characterized in that: A connection groove (18) is provided at the center of the upper surface of the support plate (4), and a connection plate (19) adapted to the connection groove (18) is fixedly connected to the lower surface of the lower ball joint (2).

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