CN214939015U - Hot rolling device for asphalt highway construction - Google Patents

Abstract

The application relates to a hot rolling device for asphalt highway construction, which belongs to the field of road engineering construction technology and comprises a base, wherein a plurality of accommodating grooves are formed in one side, close to the ground, of the base, fixed shafts are arranged in the accommodating grooves, roller main bodies are arranged on the fixed shafts in a rotating mode, and the roller main bodies are formed by splicing a first half barrel body and a second half barrel body; the connecting piece is used for connecting the first half cylinder body with the second half cylinder body. This application has the effect of being convenient for change the cylinder.

Description

Hot rolling device for asphalt highway construction

Technical Field

The application relates to the field of road engineering construction technology, in particular to a hot rolling device for asphalt highway construction.

Background

At present, asphalt pavement refers to various types of pavement paved by mixing mineral materials with asphalt materials, and is the most widely adopted high-grade pavement in road construction. In the paving construction process of asphalt pavement, the asphalt paved on the road after heating is often rolled by the hot rolling device for asphalt highway construction, so that the effects of leveling the pavement and being durable are achieved.

An authorized bulletin number of CN206986679U discloses a hot rolling roller device for asphalt road paving, which comprises a fixed plate, wherein an arc-shaped front roller support and a rear roller support are sequentially arranged on the fixed plate, a power supply device is arranged on one side of the front roller support, a heating front roller is arranged below the front roller support, a heating inner cylinder is arranged in the heating front roller, a hollow shaft is arranged between the two ends of the heating inner cylinder and the front roller support, an electromagnetic heating coil is wound on the heating inner cylinder, one end of the electromagnetic heating coil penetrates through the hollow shaft and is connected with the power supply device, a compacting rear roller is arranged below the rear roller support, a fixed inner cylinder is arranged in the compacting rear roller, a solid shaft is arranged between the two ends of the fixed inner cylinder and the rear roller support, and a counterweight ball is arranged between the fixed inner cylinder and the compacting rear roller; this application is equipped with cylinder and compaction rear roller before the heating, and both simultaneous operation can improve the rolling efficiency of bituminous paving laying in-process.

In view of the above-mentioned related art, the inventor thinks that the surface of the roller is easily worn and torn in the process of rolling asphalt on a road by the hot rolling device, and after long-term use, the roller needs to be replaced by a worker.

SUMMERY OF THE UTILITY MODEL

In order to change the cylinder for the convenience, this application provides an asphalt highway is hot roller for construction.

The application provides a pair of hot roller device for asphalt highway construction adopts following technical scheme:

a hot rolling device for asphalt road construction comprises a base, wherein a plurality of accommodating grooves are formed in one side, close to the ground, of the base, fixed shafts are arranged in the accommodating grooves, roller bodies are arranged on the fixed shafts in a rotating mode, and the roller bodies are formed by splicing a first half barrel body and a second half barrel body; the connecting piece is used for connecting the first half cylinder body with the second half cylinder body.

By adopting the technical scheme, when the roller needs to be used, the first half cylinder body and the second half cylinder body are spliced and arranged on the fixed shaft, and then are connected by the connecting piece, so that the roller main body can be formed to roll; after long-term use, when cylinder main part surface wear was comparatively serious, made the connecting piece no longer connect first half barrel and second half barrel, again with first half barrel and the separation of second half barrel, can accomplish the dismantlement to cylinder main part to be convenient for change cylinder main part, convenient and fast has improved staff's work efficiency.

Optionally, the connecting piece includes connecting bolt, be provided with first connecting plate on the first half barrel, be provided with the second connecting plate on the second half barrel, fixing bolt passes behind the first connecting plate and second connecting plate screw-thread fit.

By adopting the technical scheme, when the device is installed, the first connecting plate and the second connecting plate are fixedly connected through the connecting bolt, so that the first half cylinder body and the second half cylinder body are fixedly connected, and the stability in use is improved; when dismantling, take off connecting bolt, no longer carry out fixed connection to first connecting plate and second connecting plate, can separate first half barrel and the half barrel of second to be convenient for change the cylinder main part.

Optionally, the roller body further comprises a limiting structure, and the limiting structure is used for limiting the roller body on the fixed shaft.

Through adopting above-mentioned technical scheme, utilize limit structure to carry on spacingly to cylinder main part to the condition of moving about on the fixed axle when having reduced cylinder main part and having rotated has improved the stability when rolling the operation.

Optionally, limit structure includes first semicircle ring and second semicircle ring, first semicircle ring is fixed to be set up on the inner wall of first semicircle barrel, the fixed setting of second semicircle ring is on the inner wall of second semicircle barrel, spacing annular has been seted up to circumference on the fixed axle, when first semicircle barrel splices each other with second semicircle barrel, the ring and the spacing annular groove looks adaptation of first semicircle ring and the mutual laminating formation of second semicircle ring, the ring that first semicircle ring and second semicircle ring formed passes through spacing annular and rotates the setting on the fixed axle.

Through adopting above-mentioned technical scheme, when first half barrel and the mutual concatenation of second half barrel, first semicircle ring forms the ring with the laminating of second semicircle ring each other, utilizes the cooperation of spacing annular and ring to carry on spacingly to the cylinder body for the cylinder body can the rotation when spacing fixed epaxial, thereby has improved the stability when the cylinder body rotates.

Optionally, all be provided with mounting structure on the inner wall of both sides in the holding tank, the both ends of fixed axle all are provided with the installation piece, the installation piece can be dismantled with mounting structure and be connected.

Through adopting above-mentioned technical scheme, when the holding tank inner space is narrower, when the staff is not convenient for directly dismantle the change with the epaxial cylinder main part of fixed in the holding tank, utilize fixed axle demountable installation in the holding tank, be convenient for take out the back with the fixed axle from the holding tank, dismantle the epaxial cylinder main part of fixed again.

Optionally, the mounting structure includes a mounting post, an open slot is formed in the mounting post, and the open slot is used for placing a mounting block; the fixing piece is used for fixing the mounting block in the open slot.

By adopting the technical scheme, when the fixing shaft is installed, workers align the installation blocks at the two ends of the fixing shaft with the open grooves in the installation columns and then fix the installation blocks in the open grooves by using the fixing pieces, so that the fixing shaft can be fixedly installed; when the fixing shaft is disassembled, the connecting piece is not used for fixing the mounting block any more, and then the mounting block is taken out from the open slot of the mounting column, so that the fixing shaft can be disassembled.

Optionally, the fixing piece includes a fixing bolt, and the fixing bolt penetrates through the side wall of the mounting column and then is in threaded fit with the mounting block.

By adopting the technical scheme, after the mounting blocks at the two ends of the fixing shaft are placed in the open grooves by workers, the fixing bolts are rotated to penetrate through the side walls of the mounting columns and then are in threaded fit with the mounting blocks, so that the fixing shaft is fixedly connected with the mounting columns, and the stability of the device in operation is improved; when the roller body needs to be replaced, the fixing bolt is taken down, the mounting block is moved out of the open slot, and the fixing shaft can be detached.

Optionally, an anti-slip layer is covered on the inner side wall of the open slot.

Through adopting above-mentioned technical scheme, utilize the skid resistant course to increase the frictional force of installation piece and open slot inner wall to stability when having improved the installation is convenient for fix the installation piece.

Optionally, the surface of the roller main body is coated with a zinc coating.

By adopting the technical scheme, the protection of the roller body is achieved by utilizing the wear resistance and the corrosion resistance of the zinc coating, and the service life of the roller body is prolonged.

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

when the roller needs to be used, the first half cylinder body and the second half cylinder body are spliced and arranged on the fixed shaft, and then are connected by the connecting piece, so that the roller main body can be formed to roll; after long-term use, when the surface of the roller main body is seriously abraded, the connecting piece is not used for connecting the first half barrel body and the second half barrel body, and the first half barrel body and the second half barrel body are separated, so that the roller main body can be disassembled, the roller main body is convenient to replace, the convenience and the rapidness are realized, and the working efficiency of workers is improved;

the roller body is limited by the limiting structure, so that the situation that the roller body moves left and right on the fixed shaft when rotating is reduced, and the stability of rolling operation is improved;

when the holding tank inner space is narrower, when the staff is not convenient for directly dismantle the change with the cylinder main part on the fixed axle in the holding tank, utilize fixed axle demountable installation in the holding tank, be convenient for take out the back with the fixed axle from the holding tank, dismantle the cylinder main part on the fixed axle again.

Drawings

Fig. 1 is a schematic structural diagram of a hot rolling device for asphalt road construction according to an embodiment of the present application.

Fig. 2 is a cross-sectional view of an embodiment of the present application, intended to show a first half cylinder and a second half cylinder.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Description of reference numerals: 1. a base; 11. accommodating grooves; 111. perforating; 2. a traction ring; 3. a fixed shaft; 31. mounting blocks; 32. a limiting ring groove; 4. a drum body; 41. a first half cylinder; 411. a first connecting plate; 42. a second half cylinder; 421. a second connecting plate; 5. an electromagnetic heating coil; 51. a power supply device; 6. mounting a column; 61. an open slot; 611. an anti-slip layer; 7. fixing the bolt; 8. a connecting bolt; 9. a limiting structure; 91. a first semicircular ring; 92. a second semi-circular ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses pitch highway construction is with hot device that rolls. Referring to fig. 1 and 2, the hot rolling device for asphalt highway construction comprises a base 1, wherein a plurality of traction rings 2 are welded on one side of the base 1, the traction rings 2 are used for being connected with an operation vehicle, a plurality of accommodating grooves 11 are formed in the bottom of the base 1, fixing shafts 3 are arranged in the accommodating grooves 11, a roller main body 4 is rotatably arranged on the fixing shafts 3, and the roller main body 4 is hollow; as an embodiment, the number of the receiving grooves 11 is three, and accordingly, the fixed shaft 3 and the drum body 4 are each provided with three.

Referring to fig. 2, an electromagnetic heating coil 5 is wound around a fixed shaft 3 in the accommodating groove 11 on a side away from the traction ring 2, the fixed shaft 3 may be a hollow shaft, a power supply device 51 is fixedly disposed on a side wall of the base 1, a through hole 111 is disposed on an inner wall of the accommodating groove 11, one end of the electromagnetic heating coil 5 penetrates through the fixed shaft 3 and then is electrically connected to the power supply device 51 through the through hole 111, and as an embodiment of the power supply device 51, the power supply device 51 may be a storage battery.

Referring to fig. 2 and 3, when the accommodating groove 11 is narrow, and in order to facilitate the detachment and replacement of the roller body 4 on the fixed shaft 3, the inner walls of the two sides in the accommodating groove 11 are respectively provided with an installation structure, the two ends of the fixed shaft 3 are respectively welded with an installation block 31, and the installation blocks 31 are detachably connected with the installation structures; as an embodiment of the mounting structure, the mounting structure is a mounting column 6, the mounting column 6 is a cylinder, an open slot 61 is formed in one side of the mounting column 6 close to the fixed shaft 3, and the open slot 61 is used for inserting the mounting block 31; the fixing piece is used for fixing the mounting block 31 in the opening groove 61; in order to improve the stability during installation, the inner wall of the open slot 61 is further covered with an anti-slip layer 611, the anti-slip layer 611 can be made of rubber pads, and the rubber pads can be fixed on the inner wall of the open slot 61 in a bonding mode and the like, so that the friction force between the installation block 31 and the inner wall of the open slot 61 is increased, and the installation block 31 is convenient to fix.

Referring to fig. 3, as an embodiment of the fixing member, the fixing member is a fixing bolt 7, the fixing bolt 7 passes through the side wall of the mounting column 6 and then is in threaded fit with the mounting block 31, and the mounting block 31 is fixed in the open slot 61 by using the fixing bolt 7, so that the fixing shaft 3 is fixedly connected with the mounting column 6, and the stability of the device during operation is improved; when the roller body 4 needs to be replaced, the fixing bolt 7 is taken down, and then the mounting block 31 is moved out of the open slot 61, so that the fixing shaft 3 can be detached.

Referring to fig. 1 and 2, in order to facilitate the disassembly and replacement of the roller body 4, the roller body 4 is formed by splicing a first half cylinder 41 and a second half cylinder 42; the device also comprises a connecting piece which is used for connecting the first half cylinder body 41 with the second half cylinder body 42; as an embodiment of the connecting member, the connecting member is a connecting bolt 8, a first connecting plate 411 is welded on the first half cylinder 41, a second connecting plate 421 is welded on the second half cylinder 42, and the connecting bolt 8 penetrates through the first connecting plate 411 and then is in threaded fit with the second connecting plate 421.

Referring to fig. 1 and 2, as an embodiment, the number of the first connecting plates 411 on each drum body 4 is four, and correspondingly, the number of the second connecting plates 421 and the connecting bolts 8 is also four; the number of the first connecting plates 411, the second connecting plates 421, and the connecting bolts 8 may be set to other values, that is, the effect of stably connecting the first half cylinder 41 and the second half cylinder 42 may be achieved.

In order to improve the protection of the roller body 4, the surfaces of the first half cylinder body 41 and the second half cylinder body 42 are coated with zinc coatings, and the service life of the roller body 4 is prolonged by utilizing the wear resistance and the corrosion resistance of the zinc coatings.

Referring to fig. 3, the roller fixing device further comprises a limiting structure 9, wherein the limiting structure 9 is used for limiting the roller body 4 on the fixing shaft 3; as an implementation mode of the limiting structure 9, the limiting structure 9 includes a first semicircular ring 91 and a second semicircular ring 92, the first semicircular ring 91 is fixedly disposed on the inner wall of the end portion of the first semi-cylinder 41, the second semicircular ring 92 is fixedly disposed on the inner wall of the end portion of the second semi-cylinder 42, a limiting ring groove 32 is circumferentially disposed on the fixing shaft 3, when the first semi-cylinder 41 and the second semi-cylinder 42 are mutually spliced, the first semicircular ring 91 and the second semicircular ring 92 are mutually attached to form a circular ring, the circular ring is matched with the limiting ring groove 32, the inner diameter of the circular ring is equal to the inner diameter of the limiting ring groove 32, and the circular ring is rotatably disposed on the fixing shaft 3 through the limiting ring groove 32.

Referring to fig. 2 and 3, as an embodiment, two limiting ring grooves 32 are formed in each fixed shaft 3, and accordingly, two first semicircular rings 91 and two second semicircular rings 92 are formed in each roller body 4, the first semicircular rings 91 can be fixed to the first semicircular cylinder 41 by welding or integrated setting, and the second semicircular rings 92 can be fixed to the second semicircular cylinder 42 by welding or integrated setting.

The implementation principle of the hot rolling device for asphalt highway construction in the embodiment of the application is as follows: when the roller body needs to be installed, a worker splices the first half-cylinder body 41 and the second half-cylinder body 42 to be installed on the fixed shaft 3, so that a circular ring formed by mutually attaching the first half-circular ring 91 and the second half-circular ring 92 is in clamping fit with the limiting ring groove 32, the roller body 4 spliced by the first half-cylinder body 41 and the second half-cylinder body 42 is limited and rotatably arranged on the fixed shaft 3, and then the first connecting plate 411 and the second connecting plate 421 are fixedly connected by the connecting bolt 8, so that the roller body 4 can be installed on the fixed shaft 3; then the mounting block 31 on the fixed shaft 3 is placed in the opening groove 61 of the mounting column 6, and the fixed bolt 7 is screwed with the mounting block 31 after penetrating through the side wall of the mounting column 6, so that the fixed shaft 3 is fixedly connected with the mounting column 6, and the rolling operation can be started.

After long-term use, the surface wear of the roller body 4 is serious, when the roller body 4 needs to be replaced, the fixing bolt 7 is rotated to ensure that the fixing bolt 7 is not fixed on the mounting blocks 31 at the two ends of the fixing shaft 3, the mounting blocks 31 are moved out of the open slot 61, the fixing shaft 3 can be taken out of the accommodating slot 11, the connecting bolt 8 on the first connecting plate 411 and the second connecting plate 421 is taken down, the roller body 4 can be separated into the first half barrel 41 and the second half barrel 42 to be taken down from the fixing shaft 3, the roller body 4 is convenient to detach and replace, and the working efficiency is improved.

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 (9)

1. The utility model provides a pitch highway construction is with hot device that grinds which characterized in that: the roller comprises a base (1), wherein a plurality of accommodating grooves (11) are formed in one side, close to the ground, of the base (1), a fixed shaft (3) is arranged in each accommodating groove (11), a roller body (4) is rotatably arranged on each fixed shaft (3), and the roller body (4) is formed by splicing a first half cylinder body (41) and a second half cylinder body (42); the device also comprises a connecting piece which is used for connecting the first half cylinder body (41) with the second half cylinder body (42).

2. The hot rolling device for asphalt road construction according to claim 1, wherein: the connecting piece includes connecting bolt (8), be provided with first connecting plate (411) on first half barrel (41), be provided with second connecting plate (421) on second half barrel (42), fixing bolt (7) pass behind first connecting plate (411) and second connecting plate (421) screw-thread fit.

3. The hot rolling device for asphalt road construction according to claim 1, wherein: the roller body limiting device is characterized by further comprising a limiting structure (9), wherein the limiting structure (9) is used for limiting the roller body (4) on the fixed shaft (3).

4. The hot rolling device for asphalt road construction according to claim 3, wherein: limit structure (9) include first semicircle ring (91) and second semicircle ring (92), first semicircle ring (91) is fixed to be set up on the inner wall of first semicircle barrel (41), second semicircle ring (92) are fixed to be set up on the inner wall of second semicircle barrel (42), spacing annular (32) have been seted up to circumference on fixed axle (3), when first semicircle barrel (41) and second semicircle barrel (42) splice each other, first semicircle ring (91) and the ring and the spacing annular (32) looks adaptation of second semicircle ring (92) formation of laminating each other, first semicircle ring (91) and the ring that second semicircle ring (92) formed rotate through spacing annular (32) and set up on fixed axle (3).

5. The hot rolling device for asphalt road construction according to claim 1, wherein: all be provided with mounting structure on the inner wall of both sides in holding tank (11), the both ends of fixed axle (3) all are provided with installation piece (31), installation piece (31) can be dismantled with mounting structure and be connected.

6. The hot rolling device for asphalt road construction according to claim 5, wherein: the mounting structure comprises a mounting column (6), an open slot (61) is formed in the mounting column (6), and the open slot (61) is used for placing a mounting block (31); the fixing piece is used for fixing the mounting block (31) in the opening groove (61).

7. The hot rolling device for asphalt road construction according to claim 6, wherein: the fixing piece comprises a fixing bolt (7), and the fixing bolt (7) penetrates through the side wall of the mounting column (6) and then is in threaded fit with the mounting block (31).

8. The hot rolling device for asphalt road construction according to claim 6, wherein: and an anti-slip layer (611) is covered on the inner side wall of the open groove (61).

9. The hot rolling device for asphalt road construction according to claim 1, wherein: the surface of the roller body (4) is coated with a zinc coating.

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