Movable road and bridge leveling and lifting device for water traffic

Abstract

The utility model relates to the technical field of water traffic roads and bridges, in particular to a movable road and bridge leveling and lifting device for water traffic, which comprises a road and bridge body, the end side of the road and bridge body is connected with a movable road and bridge through a hinge shaft, and a first base frame and a second base frame which are symmetrically arranged are fixed on the end side, close to the movable road and bridge, of the road and bridge body. A lifting assembly rotationally connected with the side end of the movable road bridge is installed between the first base frame and the second base frame, two symmetrical notches are formed in the positions, close to the end side of the movable road bridge, of the bottom end of the road bridge body, and buffering assemblies capable of elastically stretching out and drawing back are installed in the notches. According to the utility model, the buffer assembly can be propped against the side wall of the movable road bridge when the movable road bridge is overturned, so that the bottom end of the movable road bridge is buffered and supported, and the overturning work of the movable road bridge is more stable.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of water traffic bridge, concretely is a kind of mobile bridge leveling lifting device for water traffic. BACKGROUND

[0002] Mobile bridge is built to provide waterway for navigation, and the superstructure of the bridge is designed to be movable to achieve the necessary width and clearance for the passage of ships.

[0003] At present, the existing mobile bridge for water traffic is usually realized by using telescopic equipment such as driving cylinder during lifting. During use, the bridge is buffered when it is turned to a horizontal state, and the bridge body is easily subjected to hard collision due to its own gravity inertia, causing structural damage. SUMMARY

[0004] The utility model aims at providing a mobile bridge leveling lifting device for water traffic to solve the problems in the background art.

[0005] The technical scheme of the utility model is: a mobile bridge leveling lifting device for water traffic, comprising a bridge body, an active bridge connected to the end side of the bridge body through a hinge shaft, a first base frame and a second base frame symmetrically fixed to the end side of the bridge body close to the active bridge, a lifting assembly rotatably connected to the side end of the active bridge and installed between the first base frame and the second base frame, two symmetrical notches opened at the position of the bottom end of the bridge body close to the end side of the active bridge, and a buffer assembly elastically telescoped and installed in the notches, with the telescopic end of the buffer assembly abutting against the end side of the active bridge.

[0006] The above components achieve the following effects: the lifting assembly installed on the first base frame and the second base frame can drive the active bridge to turn over, and the buffer assembly can abut against the side wall of the active bridge when it turns over to buffer and support the bottom end of the active bridge, making the turning over work more stable.

[0007] Preferably, the buffer assembly comprises a groove plate fixed to the inner wall of the top of the notch, a abutting rod slidably inserted into the side of the active bridge close to the groove plate, an end ring fixed to the end of the abutting rod away from the active bridge, and a spring fixed to the end ring and abutting against the inner wall of the groove plate.

[0008] The above components achieve the following effects: the abutting rod can abut against the side wall of the active bridge under the abutting action of the end ring and the spring, and when the active bridge turns over to a horizontal state, the abutting rod is pushed and the spring is compressed, achieving the purpose of buffering and supporting the active bridge.

[0009] Preferably, the movable bridge is provided with a corresponding inclined notch at one end of the notch, and the inner inclined surface of the inclined notch is in contact with the end of the abutting rod.

[0010] The above-mentioned component achieves the effect that the inclined notch can better contact the end of the abutting rod when the movable bridge is turned over.

[0011] Preferably, the inner inclined surface of the inclined notch is fixed with a wear-resistant plate.

[0012] The above-mentioned component achieves the effect that the wear-resistant plate increases the wear resistance between the abutting rod and the inclined notch, avoiding damage to the inner side of the inclined notch.

[0013] Preferably, the lifting assembly comprises a sliding rod fixed on the first base frame and the second base frame, a sliding sleeve is sleeved on the sliding rod, a sliding block is fixed at the bottom end of the sliding sleeve, a connecting rod is rotatably connected between the bottom end of the sliding block and the side wall of the movable bridge, and a hydraulic telescopic rod is fixed between the side of the sliding block and the first base frame.

[0014] The above-mentioned component achieves the effect that the hydraulic telescopic rod can drive the sliding sleeve and the sliding block to slide along the sliding rod, and the connecting rod can drive the movable bridge to turn over along the end side of the bridge body.

[0015] The utility model discloses a kind of movable bridge leveling lifting devices for water traffic, compared with prior art, with the following improvements and advantages:

[0016] Firstly, the lifting assembly installed on the first base frame and the second base frame can drive the movable bridge to turn over, and the buffer assembly can contact the side wall when the movable bridge turns over, buffer and support the bottom end of the movable bridge, making the turning over work more stable.

[0017] Secondly, the abutting rod can contact the side wall of the movable bridge under the abutting action of the end ring and the spring, push the abutting rod when the movable bridge turns over to horizontal state, and compress the spring, achieving the purpose of buffer and support of the movable bridge. BRIEF DESCRIPTION OF DRAWINGS

[0018] The utility model will be further explained in connection with the drawings and examples:

[0019] Fig. 1 It is the three-dimensional structure schematic diagram of the utility model;

[0020] Fig. 2 It is the main view structure schematic diagram of the utility model;

[0021] Fig. 3 It is the lifting state structure schematic diagram of the utility model.

[0022] BRIEF DESCRIPTION OF DRAWINGS

[0023] 1, bridge main body; 2, movable bridge; 3, first base frame; 4, second base frame; 5, lifting assembly; 51, sliding rod; 52, sliding sleeve; 53, sliding block; 54, connecting rod; 55, hydraulic telescopic rod; 6, inclined slot; 7, buffer assembly; 71, groove plate; 72, abutting rod; 73, end ring; 74, spring. DETAILED DESCRIPTION

[0024] The utility model is described in detail below, and the technical scheme of the embodiment of the utility model is clearly and completely described. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] The utility model provides a kind of mobile bridge leveling lifting device for water traffic by improvement, and the technical scheme of the utility model is:

[0026] In the embodiment of the utility model, as Figs. 1-3As shown, a kind of movable bridge leveling lifting device for water traffic, including bridge main body 1, bridge main body 1 end side is connected with movable bridge 2 by hinged axle, the end side of bridge main body 1 close movable bridge 2 is fixed with the first base frame 3 and the second base frame 4 of symmetrical arrangement, first base frame 3 and second base frame 4 between installation are with movable bridge 2 side end rotationally connected lifting assembly 5, lifting assembly 5 includes the slide bar 51 of being fixed on first base frame 3 and second base frame 4, slide bar 51 is set with slide sleeve 52, the bottom end of slide sleeve 52 is fixed with sliding block 53, and the side of the bottom end of sliding block 53 is rotatably connected with the side wall of movable bridge 2 with connecting rod 54, and the side of sliding block 53 is fixed with hydraulic telescopic rod 55 between first base frame 3, and sliding block 53 can be driven along slide bar 51 by hydraulic telescopic rod 55, and movable bridge 2 can be driven along the end side of bridge body 1 overturn by cooperating with connecting rod 54, the end of bridge main body 1 close movable bridge 2 end side position is provided with two symmetrical notches, and the notch is installed with the buffer assembly 7 of elastic expansion, and the expansion end of buffer assembly 7 is in contact with the end side of movable bridge 2, and buffer assembly 7 includes the slot plate 71 of being fixed on the inner wall of notch top, and the side of slot plate 71 close movable bridge 2 is inserted with the abutting rod 72, and the end of abutting rod 72 away from movable bridge 2 is fixed with end ring 73, and end ring 73 is fixed with spring 74 in contact with the inner wall of slot plate 71, and abutting rod 72 can be in contact with the side wall of movable bridge 2 under the abutting action of end ring 73 and spring 74, when movable bridge 2 overturns to horizontal state, abutting rod 72 is pushed, and spring 74 is compressed, to achieve the buffering support purpose of movable bridge 2.

[0027] In the embodiment of the utility model, the end of movable bridge 2 close notch is provided with corresponding inclined notch 6, and the end of abutting rod 72 is in contact with the inclined surface in the inclined notch 6, and the abutting rod 72 end can better be in contact with the end of abutting rod 72 when movable bridge 2 overturns, and the inner inclined surface of inclined notch 6 is fixed with wear plate, and the wear resistance between abutting rod 72 and inclined notch 6 is increased by wear plate, to avoid the inside of inclined notch 6 from being damaged.

[0028] The working principle of the movable bridge leveling lifting device for water traffic provided by the utility model is as follows: the slide sleeve 52 and the sliding block 53 can be driven along the slide bar 51 by the hydraulic telescopic rod 55 installed on the first base frame 3 and the second base frame 4, and the movable bridge 2 can be driven along the end side of the bridge body 1 overturn by cooperating with the connecting rod 54, wherein the abutting rod 72 can be in contact with the side wall of the movable bridge 2 under the abutting action of the end ring 73 and the spring 74, and when the movable bridge 2 overturns to the horizontal state, the abutting rod 72 is pushed, and the spring 74 is compressed, to achieve the buffering support purpose of the movable bridge 2.

[0029] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A mobile bridge leveling and lifting device for water traffic, comprising a bridge main body (1), the end side of the bridge main body (1) is connected with a movable bridge (2) through a hinge shaft, the end side of the bridge main body (1) close to the movable bridge (2) is fixed with symmetrically arranged first and second base frames (3) and (4), a lifting assembly (5) rotatingly connected with the side end of the movable bridge (2) is installed between the first and second base frames (3) and (4), characterized in that: The bridge main body (1) bottom end near the movable bridge (2) end side position is provided with two symmetric notches, the notch is installed with the elastic buffer assembly (7), the buffer assembly (7) telescopic end and the movable bridge (2) end side contact.

2. The mobile bridge leveler and lifting device for water transportation according to claim 1, characterized in that: The buffer assembly (7) includes a groove plate (71) fixed on the inner wall of the notch, the groove plate (71) is close to the side of the movable bridge (2) and is inserted with a abutting rod (72), the end of the abutting rod (72) away from the movable bridge (2) is fixed with an end ring (73), the end ring (73) is fixed with a spring (74) in contact with the inner wall of the groove plate (71).

3. The mobile bridge leveler and lifting device for water transportation according to claim 2, characterized in that: The movable bridge (2) is provided with a corresponding inclined notch (6) at one end near the notch, and the inclined surface of the inclined notch (6) is in contact with the end of the abutting rod (72).

4. The mobile bridge leveler and lifting device for water transportation according to claim 3, characterized in that: The inner inclined surface of the inclined notch (6) is fixed with a wear-resistant plate.

5. The mobile bridge leveler and lifting device for water transportation according to claim 1, wherein: The lifting assembly (5) includes a sliding rod (51) fixed on the first base frame (3) and the second base frame (4), the sliding rod (51) is provided with a sliding sleeve (52), the bottom end of the sliding sleeve (52) is fixed with a sliding block (53), the bottom end of the sliding block (53) is rotatably connected with a connecting rod (54) between the side wall of the movable bridge (2), and the side of the sliding block (53) is fixed with a hydraulic telescopic rod (55) between the first base frame (3).

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