Shock absorption support for highway bridge

Abstract

The utility model discloses a highway bridge damping support which comprises a base and a movable seat, and the movable seat is located over the base. Sliding grooves are formed in the bottom end of the movable seat and the top end of the base; a movable cross frame is movably arranged between the base and the movable seat; sliding blocks are rotationally arranged at the four ends of the movable cross frame; the sliding block is arranged in the sliding groove in a sliding mode. Grooves are formed in the bottom ends of the two sides of the movable base correspondingly. A damping mechanism is arranged between the interior of the groove and the base; through the arrangement of the telescopic plates, the connecting plates, the connecting buckles, the dampers and the fixing sleeves, shaking of the handrail can be reduced, the overall damping performance of the bridge support is improved, fixed installation of the handrail is guaranteed, through the arrangement of the sliding grooves, the sliding blocks, the movable cross frames and the springs, second-layer damping of the handrail is achieved, and the damping effect is good through the double damping mechanisms; the device is simple in structure, convenient to operate and worthy of popularization.

Description

Technical Field

[0001] The utility model relates to the technical field of road administration equipment, and in particular to a shock-absorbing bracket for a highway bridge. Background Art

[0002] With the continuous development of society, the highway bridge industry has developed rapidly. In the process of highway bridge construction, bridge railings are usually used. Bridge railings are usually fixed on the piers by multiple brackets. However, after long-term use, it is found that due to the long-term vibration of the railings, the brackets are prone to loosening and falling off, requiring maintenance personnel to tighten and repair them regularly.

[0003] The existing bridge supports cannot provide safe support when subjected to vibration, which seriously affects the normal use of the bridge railings. The shock absorbing performance is poor and cannot meet the use requirements. Therefore, we propose a highway bridge shock absorbing support. Utility Model Content

[0004] The purpose of the utility model is to provide a highway bridge shock-absorbing bracket to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a highway bridge shock-absorbing bracket, which includes a base and a movable base, wherein the movable base is located directly above the base; a slide groove is provided at the bottom end of the movable base and the top end of the base; a movable cross frame is movably provided between the base and the movable base; sliders are rotatably provided at the four ends of the movable cross frame; the sliders are slidably provided in the slide grooves; grooves are provided at the bottom ends of both sides of the movable base; a shock-absorbing mechanism is provided between the grooves and the base;

[0006] The shock absorbing mechanism includes a fixing sleeve fixedly arranged on the base; a telescopic rod is slidably arranged inside the fixing sleeve; cylindrical limiting plates are arranged at the top ends of the two telescopic rods; buckles are respectively arranged on both sides of the limiting plates; a connecting plate is installed at the bottom end of the limiting plate; and a damper is fixedly arranged between the bottom end of the connecting plate and the fixing sleeve.

[0007] Preferably, springs are provided on both sides of the slider between one end of the slide slot.

[0008] Preferably, a screw is provided at the top end of the movable seat for transverse rotation via a bearing; two symmetrical annular clamps are threadedly connected to both sides of the screw; one side of the screw passes through the movable seat and extends to the outside and is equipped with a hand wheel.

[0009] Preferably, the screw rod is threadedly passed through the two annular hoops; and a clamping plate is provided on one side of the screw rod that rotates toward the inside of the annular hoops.

[0010] Preferably, a plurality of slots are provided in the groove, and the buckle is slidably embedded in the slots.

[0011] Preferably, the inner wall of the fixing sleeve and the outer wall of the telescopic rod are in contact with each other, and the telescopic rod has an arc-shaped structure.

[0012] Preferably, the top ends of the two annular hoops are respectively provided with L-shaped fixing blocks.

[0013] Beneficial effects: Compared with the prior art, the beneficial effects of the utility model are: through the setting of telescopic rods, connecting plates, connecting buckles, dampers and fixing sleeves, the shaking of the railings can be reduced, the overall shock absorption performance of the bridge support can be improved, and the fixed installation of the railings can be ensured. Through the setting of slide grooves, sliders, movable cross frames and springs, the second layer of vibration reduction of the railings is achieved, and the double vibration reduction mechanism has a good vibration reduction effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a schematic diagram of the overall structure of a highway bridge shock-absorbing bracket.

[0015] Figure 2 The utility model is a schematic diagram of the opening structure of the annular clamp of the highway bridge shock-absorbing support.

[0016] Figure 3 This is a schematic diagram of the enlarged structure of point A of a highway bridge shock-absorbing support proposed by the utility model.

[0017] In the attached drawings: 1-base, 2-movable seat, 3-slide groove, 4-slider, 5-movable cross frame, 6-spring, 7-groove, 8-slot, 9-limiting plate, 10-buckle, 11-telescopic rod, 12-connecting plate, 13-connecting buckle, 14-damper, 15-fixing sleeve, 16-screw, 17-handwheel, 18-annular clamp, 19-screw, 20-tightening plate, 21-fixing block. DETAILED DESCRIPTION

[0018] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0019] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0020] Example

[0021] Please refer to the drawings of the specification. In the embodiment of the utility model, a shock-absorbing bracket for a highway bridge comprises a base 1 and a movable base 2, wherein the movable base 2 is located directly above the base 1; a slide groove 3 is provided at the bottom end of the movable base 2 and the top end of the base 1; a movable cross frame 5 is movably provided between the base 1 and the movable base 2; sliders 4 are rotatably provided at the four ends of the movable cross frame 5; the sliders 4 are slidably provided in the slide groove 3; grooves 7 are respectively provided at the bottom ends of both sides of the movable base 2; a shock-absorbing mechanism is provided in the grooves 7 and between the base 1; the shock-absorbing mechanism comprises a fixed sleeve 15 fixedly provided on the base 1; a telescopic rod 11 is slidably provided inside the fixed sleeve 15; a cylindrical limiting plate 9 is provided at the top end of the two telescopic rods 11; buckles 10 are respectively provided on both sides of the limiting plate 9; a connecting plate 12 is installed at the bottom end of the limiting plate 10; a damper is fixedly provided between the bottom end of the connecting plate 12 and the fixed sleeve 15 14, springs 6 are provided on both sides of the slider 4, and a screw 16 is provided at the top of the movable seat 2 for horizontal rotation through a bearing; two symmetrical annular hoops 18 are threadedly connected on both sides of the screw 16; one side of the screw 16 passes through the movable seat 2 and extends to the outside and is equipped with a handwheel 17; left and right threads are provided on both sides of the screw 16, and the two annular hoops 18 are threadedly connected with the left and right threads respectively, and the screw 19 is threadedly passed through the two annular hoops 18; a tightening plate 20 is provided on the side of the screw 19 facing the annular hoop 18, a plurality of slots 8 are provided in the groove 7, and the buckle 10 is slidably embedded in the slot 8, and one end of the slot 8 is blocked by a plug after the buckle 10 is embedded, the inner wall of the fixed sleeve 15 and the outer wall of the telescopic rod 11 are in contact with each other, and the telescopic rod 11 is in an arc structure, and the tops of the two annular hoops 18 are respectively provided with L-shaped fixed blocks 21.

[0022] Usage process:

[0023] When in use, during the installation of the bridge railing, first place the bridge railing between the two annular hoops 18, turn the hand wheel 17 so that the two annular hoops 18 hold the railing to support it, and then turn the screw 19 so that the clamping plate 20 rests on the bridge railing to fix it. By arranging the telescopic rod 11, the connecting plate 12, the connecting buckle 13, the damper 14 and the fixing sleeve 15, the shaking of the railing can be reduced, the overall shock absorption performance of the bridge support can be improved, and the fixed installation of the railing can be ensured. By arranging the slide groove 3, the slider 4, the movable cross frame 5 and the spring 6, the second layer of vibration reduction of the railing is achieved, and the double vibration reduction mechanism has a good vibration reduction effect.

[0024] In the above process, by setting the telescopic rod, connecting plate, connecting buckle, damper and fixing sleeve, the shaking of the railing can be reduced, the overall shock absorption performance of the bridge support can be improved, and the fixed installation of the railing can be ensured. By setting the slide groove, slider, movable cross frame and spring, the second layer of vibration reduction of the railing can be achieved, and the double vibration reduction mechanism has a good vibration reduction effect. The present application has a simple structure, strong practicality, and simple operation, and is worthy of promotion.

[0025] The above specific embodiments further illustrate the purpose, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above are only specific embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0026] In the description of the present invention, it is necessary to understand that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0029] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0030] In the present utility model, unless otherwise clearly specified and limited, the first feature being above or below the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through another feature between them. Moreover, the first feature being above, above, and above the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature being below, below, and below the second feature includes the first feature being directly below and obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

Claims

1. A highway bridge shock-absorbing support, characterized in that: It comprises a base and a movable base, wherein the movable base is located directly above the base; a slide groove is provided at the bottom end of the movable base and the top end of the base; a movable cross frame is movably provided between the base and the movable base; sliders are rotatably provided at the four ends of the movable cross frame; the sliders are slidably provided in the slide grooves; grooves are provided at the bottom ends of both sides of the movable base; a shock absorbing mechanism is provided between the grooves and the base; The shock absorbing mechanism includes a fixing sleeve fixedly arranged on the base; a telescopic rod is slidably arranged inside the fixing sleeve; cylindrical limiting plates are arranged at the top ends of the two telescopic rods; buckles are respectively arranged on both sides of the limiting plates; a connecting plate is installed at the bottom end of the limiting plate; and a damper is fixedly arranged between the bottom end of the connecting plate and the fixing sleeve.

2. A highway bridge shock-absorbing support according to claim 1, characterized in that: Springs are arranged between the two sides of the sliding block and one end of the sliding slot.

3. A highway bridge shock-absorbing support according to claim 1, characterized in that: A screw rod is arranged at the top of the movable seat for horizontal rotation through a bearing; two symmetrical annular clamps are threadedly connected to the two sides of the screw rod; one side of the screw rod passes through the movable seat and extends to the outside and is equipped with a hand wheel.

4. A highway bridge shock-absorbing support according to claim 3, characterized in that: The screw rod is threadedly passed through the two annular clamps; a tightening plate is arranged on one side of the screw rod that rotates toward the inside of the annular clamp.

5. The highway bridge shock-absorbing support according to claim 1, characterized in that: A plurality of slots are provided in the groove, and the buckles are slidably embedded in the slots.

6. A highway bridge shock-absorbing support according to claim 1, characterized in that: The inner wall of the fixing sleeve and the outer wall of the telescopic rod are in contact with each other, and the telescopic rod is in an arc-shaped structure.

7. A highway bridge shock-absorbing support according to claim 3, characterized in that: The top ends of the two annular hoops are respectively provided with L-shaped fixing blocks.

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