CN218779289U - Road surface tamping device for road construction - Google Patents

Abstract

The application relates to the technical field of road engineering equipment, and particularly discloses a pavement tamping device for road construction, which comprises a machine body, wherein a support plate is connected to the machine body, a plurality of rollers are rotatably connected to the bottom of the machine body and the bottom of the support plate, a slide rod which slides out of the middle part of the support plate is arranged on the support plate in a lifting manner, and a tamping hammer is fixedly connected to the bottom end of the slide rod; the bottom of the supporting plate is connected with a plurality of rolling wheels in a rolling manner, and the bottom end of the rammer and the outer peripheral wall of each rolling wheel are movably abutted against the road surface; the supporting plate is provided with a driving component for driving the sliding rod to intermittently lift; and the support plate is provided with a resetting component for resetting the slide rod after the slide rod rises. This application has two rolling wheels of rammer cooperation and rolls twice, can build the road material with each layer on road surface and tamp, tamps effectual effect.

Description

Road surface tamping device for road construction

Technical Field

The utility model belongs to the technical field of road engineering and specifically relates to a road surface tamping device is used in road construction.

Background

At present, in the process of road surface construction, sandstone materials, industrial waste residues, inorganic binders, organic binders and the like are paved, wherein the sandstone materials mainly comprise rock or granular crushed stone obtained by rolling and other loose granular materials, the industrial waste residues are general terms of iron residues, steel residues and furnace slag used as road building materials, and the inorganic binders mainly comprise lime and cement organic binders and mainly refer to asphalt materials such as petroleum asphalt, coal asphalt and the like; in addition, soil, steel and wood are used for road paving; therefore, the bearing strength of the road surface after the road is built is directly affected by the tightness of the paving materials, so that the road surface needs to be compacted, and the gaps among the paving materials are reduced to improve the performance of the road surface.

In the related art, the Chinese patent with the publication number of CN217203486U provides a road and bridge engineering roadbed and pavement compacting device, which comprises a machine body, a machine frame, a grinding wheel, a support plate and a scraper, wherein the machine frame is arranged at the end face of the machine body; the front side of the carrier plate is symmetrically welded with a support frame, the top end of the support frame is welded with a serrated plate, the serrated plate is positioned obliquely above the scraper, the serrated plate and the scraper are positioned outside the grinding wheel, and the guide plate is welded on the inner surface of the rack close to the top end;

to the correlation technique among the above-mentioned, the running roller rotates to be connected inside the frame, and its compaction to the road surface mainly rolls through the roll of running roller and realizes, but in the material of building the road like uneven loose granular material such as rock, rubble with gyro wheel direct contact, roll easily not in place for the compaction intensity is not high, can influence the intensity on road surface finally, so need improve.

SUMMERY OF THE UTILITY MODEL

In order to promote the rolling strength to the construction road, this application provides a road surface tamping device for road construction.

The application provides a road surface tamping device for road construction adopts following technical scheme:

a pavement tamping device for road construction comprises a machine body, wherein a supporting plate is connected to the machine body, a plurality of idler wheels are rotatably connected to the bottom of the machine body and the bottom of the supporting plate, a sliding rod which slides out from the middle of the supporting plate is arranged on the supporting plate in a lifting mode, and a tamping hammer is fixedly connected to the bottom end of the sliding rod;

the bottom of the supporting plate is connected with a plurality of rolling wheels in a rolling manner, and the bottom end of the rammer and the outer peripheral wall of each rolling wheel are movably abutted against the road surface;

the supporting plate is provided with a driving assembly for driving the sliding rod to intermittently lift;

and a reset component for resetting the slide rod after the slide rod rises is arranged on the supporting plate.

By adopting the technical scheme, the machine body and the roller realize the position movement of the driving supporting plate, so that the tamping hammer and the rolling wheel on the machine body correspondingly move; the driving assembly is arranged to drive the slide rod to lift, and the slide rod drives the rammer to correspondingly lift, so that when the rammer falls to impact with the ground, each layer of road building materials on the road surface can be compacted, the gaps among the road building materials are reduced, and the compacting effect is further improved by being matched with a plurality of rolling wheels for rolling; in addition, the mode that adopts earlier hammering again to roll makes this tamping unit improve the tamping strength on road surface for the bearing capacity in road surface later stage promotes.

Optionally, the driving assembly includes a half gear rotatably erected on the upper portion of the supporting plate, and a toothed plate vertically fixedly connected to the sliding rod and in meshed connection with the half gear;

and a driving piece for driving the half gear to rotate is arranged on the supporting plate.

Through adopting above-mentioned technical scheme, start the driving piece, the driving piece drives the half gear and rotates, and the corresponding drive pinion rack of half gear vertically slides for the pinion rack rises, and the corresponding drive slide bar of pinion rack rises, finally realizes the effect that the ram rises.

Optionally, the reset assembly includes two support plates vertically and fixedly connected to the side walls of the slide rod, and a spring corresponding to each support plate, and two ends of the spring are respectively and fixedly connected to the bottom walls of the support plates and the bottom wall of the support plate;

and a supporting component for supporting the sliding rod is arranged on the supporting plate.

By adopting the technical scheme, the supporting component further supports the end part of the sliding rod, and the sliding rod and the rammer are placed to drop accidentally; the extension board provides the installation basis for the spring, through setting up the spring for when the slide bar rises, the spring is drawn, and when the semi-gear breaks away from the meshing with the rack, the elastic potential energy of spring provides certain power for the slide bar, makes outside the effect of rammer gravity, possesses higher impact force, thereby improves the tamping effect of rammer.

Optionally, the support assembly includes a mounting seat vertically and fixedly connected to the top wall of the support plate, and a swing arm rotatably connected to the top of the mounting seat; the swing arm is movably connected with the end part of the sliding rod, and the rotating axis of the swing arm is parallel to the supporting plate body;

the supporting plate is provided with a limiting assembly for limiting the end part of the swing arm far away from the sliding rod.

By adopting the technical scheme, the installation seat and the swing arm are arranged, so that the end part of the slide rod is supported without influencing the sliding of the slide rod, and the rammer is prevented from falling; meanwhile, the limiting assembly limits the swing arm to one point, so that the rammer is lifted, when the rammer is not needed to tamp a road surface, the limiting assembly lifts the rammer to a certain height away from the ground, and the rammer does not influence the transfer of the machine body and the supporting plate.

Optionally, the limiting assembly includes a connecting plate fixedly mounted on the top wall of the supporting plate, and a limiting plate rotatably connected to the top end of the connecting plate, and a rotation axis of the limiting plate is parallel to the supporting plate body;

the swing arm is kept away from in the tip of slide bar is provided with joint portion, the diapire of limiting plate with the roof activity butt of joint portion.

Through adopting above-mentioned technical scheme, the limiting plate supports joint portion roof tight for whole swing arm is difficult to take place to rotate around the supporting seat, and then the position of ram is fixed, finally realizes the effect that the ram suspends in midair, makes the fuselage when the shift position, and the ram does not take place to interfere with ground.

Optionally, the ascending and descending of the supporting plate are provided with a mounting frame, the rolling rollers are rotatably connected to the mounting frame, and a lifting assembly used for driving the rolling rollers to ascend and descend is arranged on the supporting plate.

Through adopting above-mentioned technical scheme, lifting unit realizes the altitude mixture control of whole mounting bracket to make the rolling wheel more laminate in the road surface of different situation, when needs roll the road surface, will roll wheel perisporium through lifting unit and drop to the gyro wheel once, thereby roll the wheel and replace the gyro wheel rotation, make it roll the effect better.

Optionally, the lifting assembly includes a screw rod vertically and rotatably disposed on the support plate, and a driving block fixedly connected to the mounting frame and adapted to a thread of the screw rod;

the supporting plate is provided with a limiting part used for limiting the rotation of the mounting rack.

Through adopting above-mentioned technical scheme, rotate the lead screw, under the restriction rotation effect of locating part, the lead screw makes the drive block slide along lead screw length direction to the drive block drives the vertical lift of mounting bracket, finally realizes the adjustment of a plurality of rolling wheel heights.

Optionally, a protective piece on the sliding rod for preventing the slag from splashing is arranged between the top wall of the rammer and the bottom wall of the supporting plate.

Through adopting above-mentioned technical scheme, when the guard prevented rammer hammering road surface, the disintegrating slag or the impurity adhesion that splash to the slide bar lateral wall on, caused the gliding phenomenon of influence slide bar to guarantee the sliding effect of slide bar in the backup pad.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the machine body and the roller realize the position movement of the driving supporting plate, so that the rammer and the rolling wheel on the machine body correspondingly move; the driving assembly drives the rammer to lift, so that when the rammer falls to impact the ground, each layer of road building materials on the road surface can be tamped, the gaps among the road building materials are reduced, and the tamping effect is further improved by matching with the rolling of a plurality of rolling wheels; in addition, the tamping strength of the tamping device on the road surface is improved by adopting a mode of firstly hammering and then rolling, so that the later bearing capacity of the road surface is improved;

2. starting the driving part, driving the half gear to rotate by the driving part, driving the toothed plate to vertically slide by the half gear correspondingly, so that the toothed plate ascends, driving the sliding rod to ascend by the toothed plate correspondingly, and finally realizing the effect of ascending the rammer;

3. the extension board provides the installation basis for the spring, through setting up the spring for when the slide bar rose, the spring was drawn, when the half-gear break away from with the meshing of rack, the elastic potential energy of spring provided certain power for the slide bar, made outside rammer action of gravity, possessed higher impact force, thereby improved the ramming effect of rammer.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a side view of the overall structure in an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a driving assembly and a resetting assembly in the embodiment of the present application.

Fig. 4 is a schematic structural diagram of a support assembly and a limiting assembly in the embodiment of the present application.

Fig. 5 is a schematic structural diagram of a flexible organ cover in the embodiment of the application.

Reference numerals are as follows: 1. a body; 11. a support plate; 111. penetrating a groove; 12. a roller; 2. a slide bar; 20. penetrating a rod; 21. a rammer; 3. a rolling wheel; 4. a mounting frame; 5. a lifting assembly; 51. a lead screw; 52. a drive block; 53. a limiting member; 54. a first motor; 6. a drive assembly; 61. a half gear; 62. a toothed plate; 63. a second motor; 64. a vertical plate; 65. a rotating rod; 7. a reset assembly; 71. a support plate; 72. a spring; 8. a support assembly; 81. a mounting seat; 82. swinging arms; 821. a swing portion; 8211. a movable groove; 822. a clamping part; 9. a limiting component; 91. a connecting plate; 92. a limiting plate; 10. a flexible organ cover.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses road surface tamping device for road construction.

Referring to fig. 1 and 2, road surface tamping unit for road construction includes fuselage 1 and the backup pad 11 of connection on fuselage 1, fuselage 1 and backup pad 11 bottom all rotate and are connected with a plurality of gyro wheels 12 in order to make things convenient for the position of backup pad 11 to shift, the ascending and descending of backup pad 11 is provided with slide bar 2, wherein seted up wear groove 111 in the backup pad 11, slide from self middle part and wear out, slide bar 2 slides from wear groove 111 and wears out backup pad 11, 2 bottom rigid couplings of slide bar have ram 21, ram 21 sets up to cuboid hammer form, and ram 21 material is preferably to make for the great steel of dead weight or alloy.

Keep away from 11 bottom roll connections in backup pad of automobile body one side and have a plurality of rolling wheels 3, and 3 quantity of rolling wheels set up to two, and two rolling wheels 3's two pass rolls in order to promote the real-time roughness of road surface rammer, the diapire of rammer 21 and 3 periphery walls of rolling wheel and the activity butt of road surface.

In order to realize that the rolling roller 3 is suitable for various road conditions and improve the rolling effect, referring to fig. 2, an installation frame 4 is arranged on a support plate 11 in a lifting manner, and a plurality of rolling rollers are rotatably connected to the installation frame 4; be provided with lifting unit 5 that is used for driving rolling wheel 3 to go up and down in backup pad 11, lifting unit 5 include perpendicular and rotate the lead screw 51 of setting in backup pad 11, rigid coupling on mounting bracket 4 and with the drive block 52 of lead screw 51 screw-thread adaptation, lead screw 51's length direction extends along vertical direction, lead screw 51 top is passed through the bearing and is rotated and install on the mounting panel.

Be provided with in the backup pad 11 and be used for restricting mounting bracket 4 pivoted locating part 53, locating part 53 sets up to the guide arm that the rigid coupling is on the 11 diapire of backup pad, is parallel with lead screw 51, and mounting bracket 4 is worn out to the guide arm to on the one hand rotate to the level of mounting bracket 4 and restrict, also further play the guide effect, in order to realize that mounting bracket 4 drives rolling wheel 3 lift process more stable.

Meanwhile, the bottom end of the screw 51 is fixedly connected with a limiting block to limit the movement of the mounting frame 4, so that the mounting frame 4 is difficult to slide out of the screw 51; the supporting plate 11 is further provided with a first motor 54 for driving the screw 51 to rotate, a housing of the first motor 54 is fixedly mounted on the supporting plate 11, and an output end of the first motor 54 is coaxially and fixedly connected with the screw 51.

Referring to fig. 2 and 3, a driving assembly 6 for driving the sliding rod 2 to intermittently ascend and descend is disposed on the supporting plate 11, and the driving assembly 6 includes a half gear 61 rotatably erected on the upper portion of the supporting plate 11, and a toothed plate 62 vertically fixedly connected to the sliding rod 2 and engaged with the half gear 61.

Wherein, two risers 64 of fixed mounting on the backup pad 11, rotate between two risers 64 and install bull stick 65, the coaxial cover of half gear 61 is established in bull stick 65 outer end, is provided with on the riser 64 simultaneously and is used for driving half gear 61 pivoted driving piece, and the driving piece sets up to second motor 63, and second motor 63's casing fixed mounting is on the lateral wall of riser 64, the output and the coaxial rigid coupling of bull stick 65 of second motor 63.

In order to further improve the hammering effect of the rammer 21, referring to fig. 2 and fig. 3, the supporting plate 11 is further provided with a resetting component 7 for resetting the slide rod 2 after rising, the resetting component 7 includes two supporting plates 71 vertically and fixedly connected to the side wall of the slide rod 2, and a spring 72 corresponding to each supporting plate 71, and two ends of the spring 72 are respectively fixedly connected with the bottom walls of the supporting plates 71 and the bottom wall of the supporting plate 11.

For the security promotion when realizing the vertical lift of slide bar 2, can fix when realizing simultaneously rammer 21 not using and hang in midair to breaking away from in the road surface certain distance, refer to fig. 2 and 4, be provided with the supporting component 8 that is used for carrying out the support to slide bar 2 in the backup pad 11, supporting component 8 includes the mount pad 81 of perpendicular rigid coupling on the backup pad 11 roof, with mount pad 81 top rotation be connected's swing arm 82, swing arm 82 and slide bar 2 end swing joint, and the axis of rotation of swing arm 82 is parallel with the backup pad 11 plate body.

Referring to fig. 2 and 4, the swing arm 82 includes a long-strip-shaped swing portion 821 and a clamping portion 822 integrally formed with the swing portion 821, a rotational connection position of the swing arm 82 and the mounting base 81 is disposed in the middle of the swing portion 821, a movable groove 8211 is disposed on a side end face of the swing portion 821 away from the clamping portion 822 of the mounting base 81, the movable groove 8211 is waist-shaped as a whole, a penetrating rod 20 slidably fitted with the movable groove 8211 is fixedly connected to an end portion of the sliding rod 2, an axis of the penetrating rod 20 is parallel to a rotational axis of the swing arm 82, and the penetrating rod 20 movably penetrates through the movable groove 8211; therefore, when the swing arm 82 swings, the connection with the slide rod 2 can be realized, and the vertical lifting of the slide rod 2 is not influenced.

Referring to fig. 2 and 4, a limiting assembly 9 for limiting the clamping portion 822 is arranged on the supporting plate 11, the limiting assembly 9 includes a connecting plate 91 fixedly mounted on the top wall of the supporting plate 11, and a limiting plate 92 rotatably connected to the top end of the connecting plate 91, and the rotation axis of the limiting plate 92 is parallel to the plate body of the supporting plate 11; therefore, when the rammer 21 needs to be suspended, the limiting plate 92 is rotated to the bottom wall of the limiting plate and abutted against the top wall of the clamping portion 822, and the limiting effect can be achieved.

Referring to fig. 5, in order to prevent splashed impurities from smashing the sliding rod 2 to cause abrasion and even affecting the sliding effect of the sliding rod 2 on the supporting plate 11 when the rammer 21 hammers the pavement, a protection piece on the sliding rod 2 for preventing the splashed slag is arranged between the top wall of the rammer 21 and the bottom wall of the supporting plate 11, the protection piece can be a polyethylene film or a flexible organ cover 10 and the like which are used for enclosing the periphery of the sliding rod 2, the protection piece in the embodiment is preferably a flexible organ cover 10 which is sleeved on the periphery of the sliding rod 2, and two ends of an opening of the flexible organ cover 10 are fixedly connected with the bottom wall of the supporting plate 11 and the top wall of the rammer 21 respectively, so that the flexible organ cover 10 can be stretched along with the lifting of the sliding rod 2 and can protect the splashed impurities when the rammer is hammered.

The implementation principle of road surface tamping device for road construction of the embodiment of the application is as follows: during the use, remove backup pad 11 to the position that needs the tamping through fuselage 1 and gyro wheel 12, drive slide bar 2 through half gear 61 and pinion rack 62 meshing when rise, spring 72 pressurized this moment, when half gear 61 breaks away from the meshing with pinion rack 62, under rammer 21 self action of gravity and the spring action of spring 72, drive rammer 21 thinks the road surface to pound and hit for with the compaction of the material of building the road of each layer in road surface.

In addition, through the lift of lead screw 51, 52 drive mounting bracket 4 of drive block, mounting bracket 4 drives two rolling wheels 3 and goes up and down to under gyro wheel 12 to can replace the roll of gyro wheel 12 with rolling wheel 3's roll, make two rolling wheels 3 carry out the secondary roll-in to the road surface, thereby realize further promoting the rolling strength on road surface, make road surface later stage bearing capacity higher.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a road surface tamping unit for road construction, includes fuselage (1), its characterized in that: the machine body (1) is connected with a supporting plate (11), the bottoms of the machine body (1) and the supporting plate (11) are rotatably connected with a plurality of rollers (12), the supporting plate (11) ascends and descends to be provided with a sliding rod (2) which slides out of the middle of the supporting plate, and the bottom end of the sliding rod (2) is fixedly connected with a rammer (21);

the bottom of the supporting plate (11) is connected with a plurality of rolling wheels (3) in a rolling manner, and the bottom ends of the rammers (21) and the outer peripheral walls of the rolling wheels (3) are movably abutted against the road surface;

the supporting plate (11) is provided with a driving assembly (6) for driving the sliding rod (2) to intermittently lift, and the driving assembly (6) comprises a semi-gear (61) which is rotatably erected at the upper part of the supporting plate (11) and a toothed plate (62) which is vertically and fixedly connected to the sliding rod (2) and is in meshed connection with the semi-gear (61);

a driving piece for driving the half gear (61) to rotate is arranged on the supporting plate (11);

the reset assembly (7) used for resetting the slide rod (2) after ascending is arranged on the supporting plate (11), the reset assembly (7) comprises two support plates (71) which are vertically and fixedly connected to the side wall of the slide rod (2) and springs (72) which are arranged corresponding to each support plate (71), and two ends of each spring (72) are respectively fixedly connected with the bottom walls of the support plates (71) and the bottom walls of the supporting plate (11).

2. The road surface tamping device for road construction according to claim 1, wherein: and a supporting component (8) for supporting the sliding rod (2) is arranged on the supporting plate (11).

3. The road surface tamping device for road construction according to claim 2, wherein: the supporting component (8) comprises a mounting seat (81) vertically and fixedly connected to the top wall of the supporting plate (11) and a swing arm (82) rotatably connected with the top of the mounting seat (81); the swing arm (82) is movably connected with the end part of the sliding rod (2), and the rotating axis of the swing arm (82) is parallel to the plate body of the supporting plate (11);

and a limiting component (9) for limiting the end part of the swing arm (82) far away from the sliding rod (2) is arranged on the supporting plate (11).

4. The road surface tamping device for road construction according to claim 3, wherein: the limiting assembly (9) comprises a connecting plate (91) fixedly mounted on the top wall of the supporting plate (11) and a limiting plate (92) rotatably connected to the top end of the connecting plate (91), and the rotating axis of the limiting plate (92) is parallel to the plate body of the supporting plate (11);

swing arm (82) are kept away from in the tip of slide bar (2) is provided with joint portion (822), the diapire of limiting plate (92) with the roof activity butt of joint portion (822).

5. The road surface tamping device for road construction according to any one of claims 1 to 4, wherein: the ascending and descending of the supporting plate (11) are provided with a mounting frame (4), the rolling wheels (3) are rotatably connected onto the mounting frame (4), and a lifting assembly (5) used for driving the rolling wheels (3) to ascend and descend is arranged on the supporting plate (11).

6. The road surface tamping device for road construction according to claim 5, wherein: the lifting assembly (5) comprises a lead screw (51) vertically and rotatably arranged on the supporting plate (11) and a driving block (52) fixedly connected to the mounting rack (4) and in threaded fit with the lead screw (51);

the supporting plate (11) is provided with a limiting piece (53) used for limiting the rotation of the mounting rack (4).

7. The road surface tamping device for road construction according to claim 6, wherein: a protective piece used for preventing broken slag from splashing on the sliding rod (2) is arranged between the top wall of the rammer (21) and the bottom wall of the supporting plate (11).

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