CN216688905U - Road surface structural layer compaction device - Google Patents
Road surface structural layer compaction device Download PDFInfo
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- CN216688905U CN216688905U CN202122792097.2U CN202122792097U CN216688905U CN 216688905 U CN216688905 U CN 216688905U CN 202122792097 U CN202122792097 U CN 202122792097U CN 216688905 U CN216688905 U CN 216688905U
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Abstract
The utility model relates to a pavement compaction device which can reduce the influence of compaction construction on a bridge structure and improve the compaction construction quality of an asphalt mixture. A pavement structure layer compacting device is characterized in that supporting beam positioning plates are respectively arranged on the upper surface and the lower surface of a fixed supporting column connected with a counter-force supporting beam; connecting the top ends of the first diagonal brace and the second diagonal brace with the fixed brace through the connecting end shaft, and then respectively welding the first diagonal brace and the second diagonal brace with the counter-force support beam; the sliding connection plate is connected with the counter-force supporting beam through the connection plate sliding groove, the sliding connection plate is connected with the sliding supporting plate through the connection supporting column, the first pressurizing body, the lifting supporting plate, the second pressurizing body and the mixture pressing plate are sequentially arranged on the lower surface of the sliding supporting plate, and the leveling scraper plate is arranged on the lifting supporting plate facing to the side of the bridge pier. The utility model can reduce the difficulty of paving construction of the low surface layer, improve the efficiency of arranging the counter-force structure and improve the compaction effect of the mixture.
Description
Technical Field
The utility model relates to a pavement structure layer compacting device which can reduce the influence of compacting construction on a bridge structure, improve the compacting construction quality of an asphalt mixture and improve the field construction efficiency, belongs to the field of road engineering and is suitable for the compacting construction of a road surface of a road section containing a structural object.
Background
In current road engineering construction techniques, the importance of compaction construction techniques is self-evident. The improper compaction construction can cause various road diseases such as wrong road bed, uneven and even broken road surface, local collapse of the road to form a pit and the like, and the driving safety of people is influenced.
In the prior art, a road compaction device for road engineering site construction is provided, wherein a frame body is arranged on a machine base, a braking mechanism, a soil loosening mechanism and a compaction mechanism are arranged in the frame body from left to right, a connecting frame is arranged at one side of the machine base, a pressure bar is arranged above the frame body, the compaction mechanism comprises an adjusting frame vertically arranged on the machine base, adjusting guide bars positioned at two sides of the adjusting frame, a first pressure wheel arranged in the adjusting frame, a starting pushing cylinder and a rotating motor, so that the push rod drives the soil loosening plate and the soil loosening stabs head to stab and press the road surface, thereby facilitating the next compaction procedure, wherein rotate the motor and drive the whole rotation of promotion cylinder, make the catch bar drive move the board that loosens the soil and loosen the soil thorn head and more do benefit to the all-round thorn in road surface and press, the place ahead is loosened the soil and is accomplished, and the second pinch roller at rear is to the road surface compaction that has loosened the soil, places the pressure sign indicating number through the framework top and pressurizes. The technical device has stable structure, high construction precision and repeated use. But the problem of laying the reaction structure between the road surface structure layers is not solved, the operation steps are complex, and the construction period is easy to prolong.
In view of this, in order to improve the compaction construction quality of the pavement structure layer, the utility model of a pavement structure layer compaction device capable of reducing the difficulty of paving the pavement layer and improving the compaction construction effect is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pavement structure layer compacting device which can reduce the influence of compaction construction on a bridge structure, improve the compaction construction quality of asphalt mixture and improve the field construction efficiency.
In order to realize the technical purpose, the utility model adopts the following technical scheme:
a pavement structure layer compaction device comprises a connecting bottom plate and reserved connecting ribs reserved on the top surfaces of bridge piers and box girders, wherein the connecting bottom plate is connected with the bridge piers and the box girders through the reserved connecting ribs; the connecting device is characterized by further comprising a fixed support column and a counter-force support beam, wherein the fixed support column is vertically fixed on the connecting bottom plate, a hole is reserved in the counter-force support beam, the hole penetrates through and is sleeved on the fixed support column, and support beam positioning plates are respectively fixedly arranged on the upper surface and the lower surface of the joint of the counter-force support beam and the fixed support column; the top end of the fixed support column is connected with a first inclined support rod and a second inclined support rod through a connecting end shaft, and the first inclined support rod and the second inclined support rod are respectively welded with the counter-force support beam on two sides of the fixed support column; the counter-force props the roof beam and is provided with even board spout, link and connect the board that slides in the board spout, the board that slides is connected with the fagging that slides through the connection shore that sets up in its bottom, sets gradually first pressure body, lift fagging, second pressure body and mixture clamp plate at the lower surface of fagging that slides.
As a further technical scheme of the utility model, one side of the lifting supporting plate facing the bridge pier stud is provided with a leveling scraper; and a rolling and pulling machine is arranged at the bottom of the counter-force supporting beam close to the fixed supporting column and is connected with the connecting supporting column through a position control inhaul cable.
In a further aspect of the present invention, the reaction support beam is formed by rolling a steel plate, the reaction support beam is provided with a connecting plate runner having an inverted "T" shaped cross section, and the connecting end shaft is a mechanical bearing.
As a further technical scheme of the utility model, the first pressurizing body adopts a hydraulic jack, and two ends of the hydraulic jack are respectively welded with the sliding supporting plate and the lifting supporting plate; the second pressurizing body adopts a hydraulic jack, and two ends of the hydraulic jack are respectively welded with the lifting supporting plate and the mixture pressing plate.
As a further technical solution of the present invention, the first inclined supporting rod extends to and is fixedly connected with the connecting bottom plate.
The utility model has the following characteristics and beneficial effects: 1. the connecting plate sliding groove is preset on the counter-force supporting beam, and the transverse positions of the leveling scraper and the sliding connecting plate can be controlled through the position control inhaul cable, so that the difficulty of paving construction of the lower layer is reduced.
2. According to the utility model, the height of the lifting supporting plate is controlled by the first pressure body, and the second pressure body applies downward pressure to the mixed material pressure plate, so that the difficulty of moving and flattening construction of the mixed material pressure plate can be reduced.
3. The position of the counter-force supporting beam is limited by the first diagonal brace, the second diagonal brace and the fixed supporting column together, and the load can be transmitted to the bridge pier column and the box girder through the connecting bottom plate and the reserved connecting ribs, so that the difficulty in the arrangement of the counter-force structure is reduced.
Drawings
FIG. 1 is a schematic view of a pavement structure layer compacting apparatus according to the present invention;
FIG. 2 is a schematic view of the connection structure of the reaction bracing beam and the connecting bracing column in FIG. 1.
Fig. 3 is an enlarged schematic view at a in fig. 1.
Fig. 4 is an enlarged schematic view at B in fig. 1.
In the figure: 1-roadbed soil body; 2-table back filling; 3-a bridge end butt strap; 4-underlayment; 5-bridge pier stud; 6-box girder; 7-a rubber support; 8-connecting the bottom plate; 9-reserving connecting ribs; 10-fixing a support pillar; 11-a counter-force supporting beam; 12-a beam positioning plate; 13-a first diagonal strut; 14-a second diagonal strut; 15-connecting end shafts; 16-a sliding connecting plate; 17-bridge expansion joints; 18-connecting a brace; 19-a sliding supporting plate; 20-a first compression body; 21-lifting supporting plates; 22-a second compression body; 23-pressing of the mixture; 24-a leveling screed; 25-position control inhaul cable; 26-a rolling and pulling machine; 27-lower surface layer; 28-plate top connecting groove; 29-connecting plate chute.
Detailed Description
Technical requirements of on-site hoisting construction, technical requirements of section steel rolling and welding construction, technical requirements of bolt fastening construction, technical requirements of platform back backfilling construction and the like are not repeated in the embodiment, and the embodiment of the structure related to the utility model is mainly explained.
Referring to fig. 1-2, a bridge head butt strap 3 is laid on the tops of a roadbed soil body 1 and a platform back filler 2, and a subbase layer 4 is laid; a bridge expansion joint 17 is reserved between the bridge pier stud 5 and the box girder 6, and a rubber support 7 is arranged. The utility model relates to a pavement structure layer compacting device, which comprises a connecting bottom plate 8 and reserved connecting ribs 9 reserved on the top surfaces of a bridge pier stud 5 and a box girder 6, wherein the connecting bottom plate 8 is connected with the bridge pier stud 5 and the box girder 6 through the reserved connecting ribs 9; the fixing support column 10 is vertically fixed on the connecting bottom plate 8, a hole is reserved in the reaction support beam 11, the hole penetrates through and is sleeved on the fixing support column 10, and support beam positioning plates 12 are respectively fixedly arranged on the upper surface and the lower surface of the joint of the reaction support beam 11 and the fixing support column 10; the top end of the fixed support column 10 is connected with a first inclined stay bar 13 and a second inclined stay bar 14 through a connecting end shaft 15, and the first inclined stay bar 13 and the second inclined stay bar 14 are respectively welded and connected with the counter force support beam 11 at two sides of the fixed support column 10; the reaction force supporting beam 11 is provided with a connecting plate sliding groove 29, a sliding connecting plate 16 is sleeved in the connecting plate sliding groove 29, the sliding connecting plate 16 is connected with a sliding supporting plate 19 through a connecting supporting column 18 arranged at the bottom of the sliding connecting plate 16, and a first pressurizing body 20, a lifting supporting plate 21, a second pressurizing body 22 and a mixture pressing plate 23 are sequentially arranged on the lower surface of the sliding supporting plate 19.
As a further technical scheme of the utility model, one side of the lifting supporting plate 21 facing the bridge pier stud 5 is provided with a leveling scraper 24; the bottom of the reaction bracing beam 11 is provided with a rolling and pulling machine 26 near the fixed bracing column 10, and the rolling and pulling machine 26 is connected with the connecting bracing column 18 through a position control inhaul cable 25.
The reaction supporting beam 11 is formed by rolling a steel plate, a connecting plate sliding groove 29 with an inverted T-shaped cross section is preset on the reaction supporting beam 11, and the connecting end shaft 15 adopts a mechanical bearing.
The first pressurizing body 20 adopts a hydraulic jack, and two ends of the hydraulic jack are respectively welded with the sliding supporting plate 19 and the lifting supporting plate 21; the second pressurizing body 22 adopts a hydraulic jack, and two ends of the hydraulic jack are respectively connected with the lifting supporting plate 21 and the mixture pressing plate 23 in a welding manner.
The first inclined supporting rod 13 extends to the connecting bottom plate 8 and is fixedly connected with the connecting bottom plate.
The height of the lifting supporting plate 21 is controlled by the first pressure body 20, the transverse positions of the leveling scraper 24 and the sliding connecting plate 16 are controlled by the position control cable 25, the lower surface layer 27 is scraped by the leveling scraper 24 synchronously, and then the mixture pressing plate 23 is pressed by the second pressure body 22.
The roadbed soil body 1 is sandy soil with the compaction degree of 95%.
The table back filler 2 is medium coarse sand in a compact state.
The bridge end butt strap 3 is made of reinforced concrete materials, the thickness is 30cm, the width is 10m, and the upper surface is provided with a plate top connecting groove 28 with a circular arc-shaped cross section; the plate top connecting groove 28 has a diameter of 30cm and a central angle of 30 deg..
The subbase layer 4 adopts a cement stabilized macadam base layer; the lower face layer 27 is made of AC20 asphalt concrete.
The bridge pier stud 5 is prefabricated by adopting a reinforced concrete material with the strength grade of C50.
The box girder 6 is a prestressed reinforced concrete box girder with the height of 1m and the width of 6m, and the concrete strength grade is C50.
The rubber support 7 is a rubber shock absorption support.
The connecting bottom plate 8 is formed by rolling a steel plate with the thickness of 10 mm.
The reserved connecting rib 9 is a threaded ribbed steel bar with the diameter of 32 mm.
The fixed brace 10 is a steel pipe with a diameter of 300 mm.
The reaction supporting beam 11 is formed by rolling a steel plate with the thickness of 10mm, a connecting plate sliding groove 29 with an inverted T-shaped cross section is preset on the reaction supporting beam 11, and a rolling and pulling machine 26 is arranged on the lower surface. The winding and pulling machine 26 adopts an electric winch with the specification of 5 tons, and the connecting plate sliding groove 29 is 30cm wide and 5cm high.
The sliding connecting plate 16 is formed by rolling a steel plate with the thickness of 10 mm.
The support beam positioning plate 12 adopts a large-diameter bolt with the inner diameter of 300 mm.
The first diagonal brace 13 and the second diagonal brace 14 are both made of steel pipes with the strength grade of Q345D and the specification of phi 100 multiplied by 8.
The connecting end shaft 15 adopts a mechanical bearing.
The bridge expansion joint 17 is a BEJ-50 resin expansion joint.
The connecting brace 18 is made by rolling H-shaped steel with the specification of 300 multiplied by 150 multiplied by 6.5 multiplied by 9 mm.
The first pressure body 20 and the second pressure body 22 both adopt hydraulic jacks with the measuring range of 30 tons, and two ends of the first pressure body 20 are respectively welded with the sliding supporting plate 19 and the lifting supporting plate 21; two ends of the second pressure body 22 are respectively connected with the lifting supporting plate 21 and the mixture pressing plate 23 in a welding way.
The sliding supporting plate 19, the lifting supporting plate 21 and the mixture pressing plate 23 are all formed by rolling steel plates with the thickness of 10 mm.
The leveling scraper 24 is formed by rolling a steel plate with the thickness of 10 mm.
The position control inhaul cable 25 is a steel wire rope with the diameter of 20 mm.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A pavement structure layer compaction device which characterized in that: the connecting device comprises a connecting bottom plate (8) and reserved connecting ribs (9) reserved on the top surfaces of a bridge pier column (5) and a box girder (6), wherein the connecting bottom plate (8) is connected with the bridge pier column (5) and the box girder (6) through the reserved connecting ribs (9); the device is characterized by further comprising a fixed support column (10) and a reaction support beam (11), wherein the fixed support column (10) is vertically fixed on the connecting bottom plate (8), a hole is reserved in the reaction support beam (11), the hole penetrates through and is sleeved on the fixed support column (10), and support beam positioning plates (12) are respectively fixedly arranged on the upper surface and the lower surface of the joint of the reaction support beam (11) and the fixed support column (10); the top end of the fixed support column (10) is connected with a first inclined stay bar (13) and a second inclined stay bar (14) through a connecting end shaft (15), and the first inclined stay bar (13) and the second inclined stay bar (14) are respectively welded and connected with the counter-force support beam (11) at two sides of the fixed support column (10); the reaction props roof beam (11) and is provided with even board spout (29), link board (16) that slide has cup jointed in board spout (29), slide even board (16) and be connected with fagging (19) that slide through setting up connection support column (18) in its bottom, set gradually first pressurized body (20), lift fagging (21), second pressurized body (22) and mixture clamp plate (23) at the lower surface of fagging (19) that slides.
2. A pavement structure layer compacting apparatus as claimed in claim 1, further comprising: a leveling scraper (24) is arranged on one side of the lifting support plate (21) facing the bridge pier stud (5); the bottom of the reaction supporting beam (11) is provided with a rolling and pulling machine (26) close to the fixed supporting column (10), and the rolling and pulling machine (26) is connected with the connecting supporting column (18) through a position control inhaul cable (25).
3. A pavement structure layer compacting apparatus as claimed in claim 1, further comprising: the counter-force supporting beam (11) is formed by rolling a steel plate, a connecting plate sliding groove (29) with an inverted T-shaped cross section is preset on the counter-force supporting beam (11), and the connecting end shaft (15) adopts a mechanical bearing.
4. A pavement structure layer compacting apparatus as claimed in claim 1, further comprising: the first pressurizing body (20) adopts a hydraulic jack, and two ends of the hydraulic jack are respectively welded with the sliding supporting plate (19) and the lifting supporting plate (21); the second pressurizing body (22) adopts a hydraulic jack, and two ends of the hydraulic jack are respectively connected with the lifting supporting plate (21) and the mixed material pressing plate (23) in a welding mode.
5. A pavement structure layer compacting apparatus as claimed in claim 1, further comprising: the first inclined supporting rod (13) extends to the connecting bottom plate (8) and is fixedly connected with the connecting bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122792097.2U CN216688905U (en) | 2021-11-16 | 2021-11-16 | Road surface structural layer compaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122792097.2U CN216688905U (en) | 2021-11-16 | 2021-11-16 | Road surface structural layer compaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216688905U true CN216688905U (en) | 2022-06-07 |
Family
ID=81832901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122792097.2U Active CN216688905U (en) | 2021-11-16 | 2021-11-16 | Road surface structural layer compaction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216688905U (en) |
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2021
- 2021-11-16 CN CN202122792097.2U patent/CN216688905U/en active Active
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