CN212388302U

CN212388302U - Rearmounted hammering device of road bridge construction asphalt paving machine

Info

Publication number: CN212388302U
Application number: CN202020552200.9U
Authority: CN
Inventors: 吴金才
Original assignee: Tengzhou Yuantong Highway Engineering Co ltd
Current assignee: Shandong Yuantong Highway Engineering Group Co ltd
Priority date: 2020-04-15
Filing date: 2020-04-15
Publication date: 2021-01-22
Anticipated expiration: 2030-04-15

Abstract

The utility model discloses a rearmounted hammering device of road bridge construction asphalt spreader, which comprises a bod, be equipped with running gear in the organism, fixedly connected with backing plate on the organism, fixedly connected with motor on the backing plate, fixedly connected with disc on motor's the output, fixedly connected with traction lever on a lateral wall that motor was kept away from to the disc. The utility model discloses utilize motor and disc to drive the traction lever and be circular motion, the traction lever pulls the hammer lever through switching ring and connecting rod and removes, based on stop device to the limiting displacement of hammer lever, the spring action with the help of the spring drives the hammer clamp plate and reciprocates along with it to accomplish the continuous hammering to bituminous paving, this kind of drive structure can effectually avoid the production of violent vibrations, and simultaneously, the hammer clamp plate can also be protected to the spring, and reduce the influence of counter-vibration power to whole hammer device.

Description

Rearmounted hammering device of road bridge construction asphalt paving machine

Technical Field

The utility model relates to a road bridge construction technical field especially relates to a road bridge construction asphalt paving machine rearmounted hammering device.

Background

The asphalt pavement is various kinds of pavement paved by mixing mineral materials with asphalt materials, the asphalt binder improves the capability of paving granules for resisting driving and damages of natural factors to the pavement, so that the pavement is smooth, dustless, waterproof and durable, and an asphalt paver is required to be used for paving the asphalt mixture when constructing the asphalt pavement of a high-grade highway.

When an existing asphalt paver is used for paving an asphalt pavement, the asphalt cooling speed is high, and air is mixed in the asphalt pavement, so that the pavement is uneven, a hammering device needs to be arranged behind the asphalt paver to hammer the asphalt pavement, the commonly-used hammering device generally adopts a vibration motor or a motor matched cam to drive a hammering plate to move up and down, the asphalt pavement is hammered, and therefore the hammering device can generate severe vibration during working, and the whole hammering device can be influenced by the counter-vibration force of the pavement to the hammering plate.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: when an existing asphalt paver is used for paving an asphalt pavement, the asphalt cooling speed is high, and air is mixed in the asphalt pavement, so that the pavement is uneven, a hammering device needs to be arranged behind the asphalt paver to hammer the asphalt pavement, the commonly-used hammering device generally adopts a vibration motor or a motor matched cam to drive a hammering plate to move up and down, the asphalt pavement is hammered, and therefore the hammering device can generate severe vibration during working, and the whole hammering device can be influenced by the counter-vibration force of the pavement to the hammering plate.

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

a rear hammering device of a road and bridge construction asphalt paver comprises a machine body, wherein a walking device is arranged in the machine body, a base plate is fixedly connected onto the machine body, a motor is fixedly connected onto the base plate, a disc is fixedly connected onto the output end of the motor, a traction rod is fixedly connected onto one side wall of the disc, which is far away from the motor, a switching ring is rotatably connected onto the traction rod, a connecting rod is fixedly connected onto the outer side wall of the switching ring, a hammering rod is rotatably connected onto one end, which is far away from the switching ring, of the connecting rod, a hollow groove is arranged in the hammering rod, a sliding block is slidably connected into the hollow groove, a fixing rod penetrating through the hammering rod is fixedly connected onto one side wall of the sliding block, a hammering plate is fixedly connected onto one end, which penetrates through the hammering rod, a spring is fixedly connected between the hammering plate and, the machine body is fixedly connected with a limiting pipe penetrating through the machine body, the limiting pipe is arranged right opposite to the hammer rod, and a limiting device is arranged in the limiting pipe.

Preferably, running gear includes universal wheel and compression roller, fixedly connected with bracing piece, two between the two inside walls of organism the universal wheel all sets up on the base lateral wall of bracing piece, fixedly connected with pivot between the two inside walls of organism, the compression roller rotates to be connected on the lateral wall of pivot.

Preferably, stop device includes a plurality of dwangs that are the symmetry and set up, and is a plurality of the equal fixed connection of dwang is between the inside wall of spacing pipe, it is connected with the commentaries on classics roller to rotate on the lateral wall of dwang.

Preferably, the draw bar is provided with a groove, and the adapter ring is rotatably connected in the groove.

Preferably, one end of the hammer rod close to the connecting rod is provided with a clamping groove, one end of the connecting rod close to the hammer rod is rotatably connected with a connecting shaft, two ends of the connecting shaft are fixedly connected to the inner side wall of the clamping groove, and one end of the connecting rod close to the hammer rod is rotatably connected to the clamping groove.

Preferably, the hammer pressing plate is fixedly connected with a protection plate, and the connection position of the protection plate and the hammer pressing plate is arranged in a curved surface mode.

The utility model has the advantages that:

1. the motor is started, the output end of the motor drives the disc to rotate, thereby driving the traction rod to do circular motion, then the traction rod pulls the hammer pressing rod to move through the adapter ring and the connecting rod, because the limiting effect of the limiting device on the hammer pressing rod is realized, the hammer pressing rod only can do vertical up-and-down motion, the hammer pressing rod can drive the hammer pressing plate to move up and down along with the hammer pressing plate under the action of the elastic force of the spring, thereby continuously hammering the asphalt pavement, the asphalt pavement is compacted, the driving structure can effectively avoid the generation of severe vibration, meanwhile, the spring can also buffer the counter-vibration force applied to the hammer pressing plate in-process of hammering the asphalt pavement, when the hammer pressing plate is protected, the influence of the counter-vibration force on the whole hammer pressing device can also be reduced.

2. Dwang and the setting of changeing the roller can be when guaranteeing to play limiting displacement to the hammer depression bar, reduce the frictional resistance effect that the in-process of hammer depression bar at vertical up-and-down motion received, and then the noise reduction, the setting of guard plate can avoid the hammer clamp plate to hammer to bituminous paving and press the in-process to have pitch to sputter on spring and the dead lever, and the guard plate can also avoid the hammer clamp plate to hammer and press obvious impression to appear on the in-process bituminous paving.

3. With the help of universal wheel, compression roller bracing piece and pivot, support the organism, and universal wheel cooperation compression roller for the organism can remove together thereupon under the traction of paver, and the compression roller can flatten the processing with the help of the action of gravity of whole device to the road surface, ensures bituminous paving parallel and level.

Drawings

FIG. 1 is a schematic front structural view of a rear hammering device of an asphalt paver for road and bridge construction provided by the utility model;

fig. 2 is the utility model provides an inside structure schematic diagram of a road bridge construction asphalt paver rearmounted hammering device.

In the figure: the device comprises a machine body 1, universal wheels 2, a compression roller 3, a support rod 4, a rotating shaft 5, a backing plate 6, a motor 7, a disc 8, a traction rod 9, a groove 10, an adapter ring 11, a connecting rod 12, a hammer pressing rod 13, a connecting shaft 14, a hollow groove 15, a sliding block 16, a fixed rod 17, a hammer pressing plate 18, a spring 19, a protection plate 20, a limiting pipe 21, a rotating rod 22 and a rotating roller 23.

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. 1-2, a rearmounted hammering device of road and bridge construction asphalt spreader, including organism 1, organism 1 installs at the paver rear, be equipped with running gear in the organism 1, running gear includes universal wheel 2 and compression roller 3, fixedly connected with bracing piece 4 between two inside walls of organism 1, two universal wheels 2 all set up on the diapire of bracing piece 4, fixedly connected with pivot 5 between two inside walls of organism 1, compression roller 3 rotates and connects on the lateral wall of pivot 5, with the help of

universal wheel

2, 3 bracing pieces 4 of compression roller and pivot 5, support organism 1, and universal wheel 2 cooperates compression roller 3, make organism 1 can remove together thereupon under the traction of paver, compression roller 3 can flatten the road surface with the help of the gravity action of whole device, ensure the bituminous paving parallel and level.

Fixedly connected with backing plate 6 on the organism 1, fixedly connected with motor 7 on the backing plate 6, fixedly connected with disc 8 on the output of motor 7, fixedly connected with traction lever 9 on the lateral wall that motor 7 was kept away from to disc 8, it is connected with switching ring 11 to rotate on the traction lever 9, be equipped with recess 10 on the traction lever 9, switching ring 11 rotates and connects in recess 10, prevent that switching ring 11 from droing from traction lever 9, fixedly connected with connecting rod 12 on the lateral wall of switching ring 11, connecting rod 12 rotates on the one end of keeping away from switching ring 11 and is connected with hammer lever 13.

One of the hammer stem 13 is close to connecting rod 12 is served and is equipped with the draw-in groove, the one end internal rotation that connecting rod 12 is close to hammer stem 13 is connected with connecting axle 14, the equal fixed connection in both ends of connecting axle 14 is on the inside wall of draw-in groove, the one end that connecting rod 12 is close to hammer stem 13 is rotated and is connected in the draw-in groove, be equipped with dead slot 15 in the hammer stem 13, sliding connection has slider 16 in the dead slot 15, fixedly connected with runs through hammer stem 13's dead lever 17 on the lateral wall of slider 16, dead lever 17 runs through one of hammer stem 13.

Fixedly connected with spring 19 between hammer clamp plate 18 and the hammer depression bar 13, spring 19 cover is established on the lateral wall of dead lever 17, fixedly connected with guard plate 20 on the hammer clamp plate 18, guard plate 20 is the curved surface setting with the junction of hammer clamp plate 18, guard plate 20 can avoid hammer clamp plate 18 to hammer the in-process to bituminous paving and have pitch to sputter on spring 19 and dead lever 17, and guard plate 20 can also avoid hammer clamp plate 18 to hammer and press obvious impression to appear on the in-process bituminous paving, fixedly connected with runs through organism 1's spacing pipe 21 on the organism 1.

Spacing pipe 21 is just to hammer depression bar 13 setting, be equipped with stop device in the spacing pipe 21, stop device includes a plurality of dwang 22 that are the symmetry and set up, the equal fixed connection of a plurality of dwang 22 is between spacing pipe 21's inside wall, it is connected with commentaries on classics roller 23 to rotate on dwang 22's the lateral wall, starter motor 7, motor 7's output drives disc 8 rotatory, thereby it is circular motion to drive traction lever 9, then traction lever 9 passes through adapter ring 11 and the removal of connecting rod 12 pulling hammer depression bar 13, because stop device is to hammer depression bar 13's limiting displacement, make hammer depression bar 13 only can be the up-and-down motion of vertical direction.

The arrangement of the rotating rod 22 and the rotating roller 23 can ensure the limiting effect on the hammer rod 13, simultaneously reduce the friction resistance effect on the hammer rod 13 in the vertical up-and-down movement process, thereby reducing noise, the hammer press rod 13 can drive the hammer press plate 18 to move up and down along with the hammer press plate by the elastic force of the spring 19, thereby completing the continuous hammering of the asphalt pavement to compact the asphalt pavement, since the weight of the hammering rod 13 and the hammering plate 18 is small compared with the whole device, the inertial effect of the hammer rod 13 during the movement is not enough to make the whole hammering device generate severe vibration, so that the driving structure can effectively avoid the generation of severe vibration, meanwhile, the spring 19 can also buffer the counter-vibration force applied to the hammer pressing plate 18 in the process of hammering the road surface, while protecting the hammer press plate 18, the impact of the shock-absorbing force on the whole device can be reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a rearmounted hammering device of road and bridge construction asphalt paver, includes organism (1), its characterized in that, be equipped with running gear in organism (1), fixedly connected with backing plate (6) on organism (1), fixedly connected with motor (7) on backing plate (6), fixedly connected with disc (8) on the output of motor (7), fixedly connected with traction lever (9) on the lateral wall that motor (7) were kept away from in disc (8), it is connected with switching ring (11) to rotate on traction lever (9), fixedly connected with connecting rod (12) on the lateral wall of switching ring (11), it is connected with hammer depression bar (13) to rotate on the one end that switching ring (11) were kept away from in connecting rod (12), be equipped with dead slot (15) in hammer depression bar (13), sliding connection has slider (16) in dead slot (15), fixedly connected with dead lever (17) that runs through hammer depression bar (13) on the lateral wall of slider (16), dead lever (17) run through one of hammer depression bar (13) and serve fixedly connected with hammer clamp plate (18), fixedly connected with spring (19) between hammer clamp plate (18) and hammer depression bar (13), spring (19) cover is established on the lateral wall of dead lever (17), fixedly connected with runs through spacing pipe (21) of organism (1) on organism (1), spacing pipe (21) just set up hammer depression bar (13), be equipped with stop device in spacing pipe (21).

2. The rear hammering device of the road and bridge construction asphalt paver of claim 1, characterized in that, the walking device comprises universal wheels (2) and a compression roller (3), a support rod (4) is fixedly connected between two inner side walls of the machine body (1), two the universal wheels (2) are all arranged on the bottom side wall of the support rod (4), a rotating shaft (5) is fixedly connected between two inner side walls of the machine body (1), and the compression roller (3) is rotatably connected on the outer side wall of the rotating shaft (5).

3. The rear hammering device of the road and bridge construction asphalt paver of claim 1, characterized in that, the limiting device comprises a plurality of symmetrical rotating rods (22) which are connected between the inner side walls of the limiting pipes (21), and the outer side walls of the rotating rods (22) are connected with rotating rollers (23) in a rotating manner.

4. The rear hammering device of the road and bridge construction asphalt paver according to claim 1, characterized in that a groove (10) is arranged on the traction rod (9), and the adapter ring (11) is rotatably connected in the groove (10).

5. The rear hammering device of the road and bridge construction asphalt paver of claim 1, characterized in that one end of the hammering rod (13) close to the connecting rod (12) is provided with a clamping groove, one end of the connecting rod (12) close to the hammering rod (13) is rotatably connected with a connecting shaft (14), two ends of the connecting shaft (14) are fixedly connected to the inner side wall of the clamping groove, and one end of the connecting rod (12) close to the hammering rod (13) is rotatably connected in the clamping groove.

6. The postposition hammering device of the road and bridge construction asphalt paver of claim 1, characterized in that a protection plate (20) is fixedly connected to the hammering plate (18), and the joint of the protection plate (20) and the hammering plate (18) is arranged in a curved surface.