CN116356626A - Road construction pre-assembly structure and construction method thereof - Google Patents
Road construction pre-assembly structure and construction method thereof Download PDFInfo
- Publication number
- CN116356626A CN116356626A CN202310523134.0A CN202310523134A CN116356626A CN 116356626 A CN116356626 A CN 116356626A CN 202310523134 A CN202310523134 A CN 202310523134A CN 116356626 A CN116356626 A CN 116356626A
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- Prior art keywords
- inclined plane
- track
- bedplate
- assembling
- stress
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- 238000010276 construction Methods 0.000 title claims abstract description 33
- 230000002180 anti-stress Effects 0.000 claims abstract description 46
- 239000000872 buffer Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 2
- 238000003475 lamination Methods 0.000 claims 1
- 230000008093 supporting effect Effects 0.000 abstract description 9
- 239000006173 Good's buffer Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
- E01C5/001—Pavings made of prefabricated single units on prefabricated supporting structures or prefabricated foundation elements except coverings made of layers of similar elements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention relates to a pre-assembly structure for road construction and a construction method thereof, which aim to solve the technical problem that the assembly joint of the current assembly type road is easy to damage, and comprise a road base layer, a track and an assembly unit; the assembling unit consists of an assembling bracket and a bedplate, the bedplate is poured at the top of the assembling bracket, and the bottom of the bedplate is aligned with the surface of the roadbed layer; the head end and the tail end of the bedplate are connected by a vertical tangential plane; the assembly support is provided with an anti-stress inclined plane along the driving direction of the road base layer, one side of the assembly support, which is far away from the anti-stress inclined plane, is provided with an anti-tension inclined plane, and the anti-tension inclined plane and the anti-stress inclined plane are in clearance fit to form a buffer structure. According to the invention, the anti-stress inclined plane is arranged on the assembly bracket along one side of the road base layer in the travelling direction, so that the supporting strength of the head end of the bedplate when the bedplate is rolled by a vehicle is improved, and the anti-tension inclined plane is arranged on one side of the assembly bracket far away from the anti-stress inclined plane, so that the anti-tension inclined plane and the anti-stress inclined plane are in clearance fit to form a buffer structure, the supporting strength of the bedplate when the whole bedplate is stressed is improved, and the possibility of stressed fracture of the bedplate is reduced.
Description
Technical Field
The invention relates to the technical field of road construction, in particular to a road construction preassembly structure and a construction method thereof.
Background
The traditional road maintenance and extension engineering needs to cast concrete on site, occupies large space, has long construction period and is seriously affected by weather, the interference to traffic is very serious, and the travel of people is greatly affected. Thus, fabricated building structures have been developed. After the existing assembly type road is in traffic, serious staggering phenomenon occurs between road plates, so that the road quality is affected, and great trouble is brought to the running comfort of vehicles.
For the wrong platform problem between the road board, the prior art proposes to adopt between the adjacent plate through the mode of slope terminal surface pressure joint overlap joint reduce wrong platform problem and road inflation problem, but adopts the inclined plane concatenation easily to lead to junction holding power not enough, but the vehicle rolls the in-process for a long time, and the plate piece joint is fragile, and life is low. In view of this, we propose a road construction pre-assembled structure and a construction method thereof.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, adapt to the actual needs, and provide a pre-assembly structure for road construction and a construction method thereof, so as to solve the technical problem that the assembly type road joint is easy to damage.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows: designing a road construction pre-assembly structure, which comprises a road base layer, at least two tracks and a plurality of assembling units; at least two tracks are pre-embedded on the surface of the roadbed layer, and a plurality of assembling units are linearly connected and arranged on the tracks; the assembling unit consists of an assembling bracket and a bedplate, wherein the bottom of the assembling bracket is in sliding connection with the surface of the track, the foot part of the bottom side of the assembling bracket is movably fixed with the surface of the track through a bolting structure, the bedplate is poured at the top of the assembling bracket, and the bottom of the bedplate is aligned with the surface of the roadbed layer; wherein the head and tail ends of the bedplate are connected by a vertical tangential plane; the assembly support is provided with an anti-stress inclined plane a along the travelling direction of the roadbed layer, one side, away from the anti-stress inclined plane a, of the assembly support is provided with an anti-tension inclined plane b, and the anti-tension inclined plane b and the anti-stress inclined plane a are in clearance fit to form a buffer structure.
Preferably, the track is pre-buried in 20-30 cm of the surface of the roadbed layer.
Preferably, the track surface is provided with a chute communicated end to end, a plurality of clamping grooves are linearly and equidistantly formed in the chute, and a pin groove is formed between two adjacent clamping grooves.
Preferably, the clamping groove is a circular groove, and the diameter of the clamping groove is larger than that of the sliding groove.
Preferably, the assembly bracket comprises at least two trusses which are vertically arranged in parallel with the track direction, two anti-stress arms are symmetrically arranged at two ends of the truss at one side of the running direction of the roadbed layer, the anti-stress arms are assembled and connected with the truss through first bolts, two anti-tension arms are symmetrically arranged at two ends of the truss at the other side, the anti-tension arms are assembled and connected with the truss through second bolts, and the head ends of the anti-tension arms are assembled and connected with the head ends of the anti-stress arms through third bolts to form an arch structure.
Preferably, the anti-stress arm and the anti-tension arm both comprise a horizontal part connected with the truss and an inclined part connected with the track, and the truss is pre-buried in the bedplate; the inclined parts of the two anti-stress arms are in clearance fit to form an anti-stress inclined plane a; the inclined parts of the two tension resistant arms are in clearance fit to form a tension resistant inclined plane b; the inclination angle of the stress-resistant inclined plane a is larger than that of the tension-resistant inclined plane b.
Preferably, the bolting structure comprises a sliding foot seat pin-jointed with the foot of the inclined part, a guide pillar is penetrated on the bottom surface of the sliding foot seat, two clamping blocks are symmetrically arranged on two sides of the guide pillar, the clamping blocks are elastically connected with the bottom surface of the sliding foot seat, a rotating arm sleeved on the guide pillar is movably connected on the sliding foot seat, and a pin post is penetrated on the terminal of the rotating arm.
Preferably, the clamping block is matched with the clamping groove in a clamping way.
Preferably, the pin is in plug-in fit with the pin slot.
The construction method of the road construction pre-assembled structure comprises the following steps:
s100, prefabricating an assembling unit, namely inverting an assembling bracket in a concrete pouring die, so that a bedplate can be conveniently molded on the assembling bracket;
s200, leveling the road surface;
s300, excavating a track embedded groove, wherein the width of the track embedded groove is larger than that of the track;
s400, hoisting the splicing unit, and hoisting the feet of the splicing unit to align with the track at the head end of the track;
s500, assembling the assembling units, sequentially hoisting a plurality of assembling units onto the track from the head end of the track, and reserving hoisting positions for the former assembling unit to slide on the track, so that the latter assembling units can be sequentially attached and assembled after being hoisted;
s600, fixing the assembled assembly units through the bolting structure, backfilling the earth materials and leveling the road surface.
Compared with the prior art, the invention has the beneficial effects that:
the invention is different from the prior art that adopts the inclined plane connection mode, uses the bedplate head and tail to connect with the vertical section, and pours the assembly bracket in the bedplate, the assembly bracket is provided with an anti-stress inclined plane along the driving direction of the road base layer, one side of the assembly bracket far away from the anti-stress inclined plane is provided with an anti-tension inclined plane, and the anti-tension inclined plane and the anti-stress inclined plane are in clearance fit to form a buffer structure. According to the invention, the anti-stress inclined plane is arranged on the assembly bracket along one side of the road base layer in the travelling direction, so that the supporting strength of the head end of the bedplate when the bedplate is rolled by a vehicle is improved, and the anti-tension inclined plane is arranged on one side of the assembly bracket far away from the anti-stress inclined plane, so that the anti-tension inclined plane and the anti-stress inclined plane are in clearance fit to form a buffer structure, the supporting strength of the bedplate when the whole bedplate is stressed is improved, and the possibility of stressed fracture of the bedplate is reduced.
Drawings
FIG. 1 is a schematic cross-sectional view of an overall structure of the present invention;
FIG. 2 is a schematic diagram of an assembled unit and track assembly structure according to the present invention;
FIG. 3 is a schematic view of the assembly structure of the assembly bracket and the rail of the present invention;
FIG. 4 is a schematic view of the track structure of the present invention;
FIG. 5 is a schematic side view of the structure of the mounting bracket of the present invention;
FIG. 6 is a schematic view showing the bolting structure according to the invention;
in the figure: 1. a road base layer; 2. a track; 3. assembling units; 4. assembling a bracket; 5. a platen; 6. a bolting structure;
201. a chute; 202. a clamping groove; 203. a pin slot;
401. truss; 402. an anti-stress arm; 403. an anti-tension arm;
601. a sliding foot base; 602. a guide post; 603. a clamping block; 604. a rotating arm; 605. a pin;
a. an anti-stress ramp; b. tension-resistant inclined plane.
Description of the embodiments
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
example 1: the pre-assembled structure for road construction, see fig. 1 to 6, comprises a road base layer 1, at least two rails 2 and a plurality of assembling units 3; at least two tracks 2 are pre-buried on the surface of the roadbed layer 1, and it is worth noting that the tracks 2 are pre-buried 20-30 cm below the surface of the roadbed layer 1, so that the depth is good for water resistance, and the compacted pavement is good for improving the supporting strength of the tracks 2; wherein, the surface of the track 2 is provided with a chute 201 which is communicated end to end, a plurality of clamping grooves 202 are linearly and equidistantly arranged on the chute 201, a pin groove 203 is arranged between two adjacent clamping grooves 202, and it is worth mentioning that the clamping grooves 202 are circular grooves, and the diameter of the clamping grooves 202 is larger than that of the chute 201.
The assembling units 3 are arranged on the track 2 in a linear connection manner; the assembling unit 3 consists of an assembling bracket 4 and a bedplate 5, wherein the bottom of the assembling bracket 4 is in sliding connection with the surface of the track 2, the foot part of the bottom side of the assembling bracket 4 is movably fixed with the surface of the track 2 through a bolting structure 6, the bedplate 5 is poured at the top of the assembling bracket 4, and the bottom of the bedplate 5 is aligned with the surface of the road base layer 1; the head and tail ends of the bedplate 5 are connected by vertical tangential planes, and the invention is different from the inclined plane connection mode in the prior art, and when the vertical tangential planes are connected in a fitting way, the supporting strength is high and the bedplate is not easy to damage; the assembly bracket 4 is provided with an anti-stress inclined plane a along the running direction of the road base layer 1, one side of the assembly bracket 4 far away from the anti-stress inclined plane a is provided with an anti-tension inclined plane b, and the anti-tension inclined plane b and the anti-stress inclined plane a are in clearance fit to form a buffer structure. According to the invention, the anti-stress inclined plane a is arranged on the assembly bracket 4 along one side of the road base layer 1 in the running direction, so that the supporting strength of the head end of the bedplate 5 when the vehicle rolls is improved, and the anti-tension inclined plane b is arranged on one side of the assembly bracket 4 away from the anti-stress inclined plane a, so that the anti-tension inclined plane b and the anti-stress inclined plane a are in clearance fit to form a buffer structure, the supporting strength of the bedplate 5 when the whole bedplate 5 is stressed is improved, and the possibility of stressed fracture of the bedplate 5 is reduced.
In order to facilitate understanding of how the assembly bracket 4 realizes high-strength support, an embodiment of the invention also discloses a more specific implementation structure of the assembly bracket 4, the assembly bracket 4 comprises two trusses 401 which are vertically arranged in parallel with the direction of the track 2, two anti-stress arms 402 are symmetrically arranged at two ends of the trusses 401 at one side along the running direction of the road base layer 1, the anti-stress arms 402 are assembled and connected with the trusses 401 through first bolts, two anti-tension arms 403 are symmetrically arranged at two ends of the trusses 401 at the other side, the anti-tension arms 403 are assembled and connected with the trusses 401 through second bolts, and the head ends of the anti-tension arms 403 are assembled and connected with the head ends of the anti-stress arms 402 through third bolts to form an arch structure, so that the arch structure has good supporting and buffering effects.
As a preferred embodiment, the anti-stress arm 402 and the anti-tension arm 403 each comprise a horizontal part connected with the truss 401 and an inclined part connected with the track 2, and the truss 401 is pre-embedded in the bedplate 5; the inclined parts of the two anti-stress arms 402 are in clearance fit to form an anti-stress inclined plane a; the inclined parts of the two tension-resistant arms 403 are in clearance fit to form a tension-resistant inclined plane b; the inclination angle of the anti-stress inclined plane a is larger than that of the anti-tension inclined plane b, and the anti-stress inclined plane a is set to be larger in inclination angle, so that the support strength of the head end of the bedplate 5 when the bedplate is rolled by a vehicle is improved, the actual length of the anti-tension inclined plane b is larger than that of the anti-stress inclined plane a, the anti-stress inclined plane b and the anti-stress inclined plane a are in clearance fit to form a good buffer structure, and the possibility of heavy fracture of the bedplate 5 is reduced.
In order to facilitate understanding how the bolting structure 6 flexibly fixes the mount bracket 4 on the track 2, the invention also discloses a more specific implementation structure of the bolting structure 6, the bolting structure 6 comprises a sliding foot seat 601 pinned on the foot of the inclined part, a guide post 602 is threaded on the bottom surface of the sliding foot seat 601, two clamping blocks 603 are symmetrically arranged on two sides of the guide post 602, the clamping blocks 603 are elastically connected with the bottom surface of the sliding foot seat 601, the clamping blocks 603 are matched with the clamping grooves 202 in a clamping manner, a rotating arm 604 sleeved on the guide post 602 is movably connected on the sliding foot seat 601, a pin 605 is threaded on the terminal of the rotating arm 604, and the pin 605 is matched with the pin groove 203 in a plugging manner. When the assembling unit 3 slides on the track 2, the rotating arm 604 with the pin 605 rotates out of the sliding groove 201, the assembling bracket 4 can slide on the track 2, when the clamping block 603 moves into the clamping groove 202 from the sliding groove 201, the two clamping blocks 603 close to each other are pressed and store force until the clamping block 603 enters the clamping groove 202, under the action of restoring force, the two clamping blocks 603 are relatively far away from the inside of the attaching clamping groove 202, when the assembling bracket 4 continues to move on the track 2, the clamping blocks 603 are pressed by the narrow opening of the clamping groove 202 to be close to each other, so that the assembling unit 3 can move at intervals in the sliding groove 201, the displacement is not generated stably, the assembling construction is facilitated, and the construction efficiency is improved.
Example 2: the construction method of the road construction pre-assembled structure comprises the following steps:
s100, prefabricating an assembling unit 3, and inversely assembling a bracket 4 in a concrete pouring die so as to facilitate the molding of a bedplate 5 on the assembling bracket 4;
s200, leveling the road surface;
s300, excavating a track 2 embedded groove, wherein the width of the track 2 embedded groove is larger than that of the track 2;
s400, hoisting the splicing unit 3, and aligning the foot hoisting of the splicing unit 3 with the track 2 at the head end of the track 2;
s500, assembling the assembling units 3, sequentially hoisting a plurality of assembling units 3 onto the track 2 from the head end of the track 2, and reserving hoisting positions for the former assembling unit 3 to slide on the track 2, so that the latter assembling units 3 can be sequentially attached and assembled after being hoisted;
s600, fixing the assembled assembly unit 3 through the bolting structure 6, backfilling the earth material and leveling the road surface.
The embodiments of the present invention are disclosed as preferred embodiments, but not limited thereto, and those skilled in the art will readily appreciate from the foregoing description that various modifications and variations can be made without departing from the spirit of the present invention.
Claims (10)
1. A road construction preassembly structure, comprising:
a road base layer (1);
at least two tracks (2) are pre-buried on the surface of the roadbed layer (1);
a plurality of assembling units (3) which are linearly connected and arranged on the track (2);
the assembling unit (3) consists of an assembling bracket (4) and a bedplate (5), wherein the bottom of the assembling bracket (4) is in sliding connection with the surface of the track (2), the foot part at the bottom side of the assembling bracket (4) is movably fixed with the surface of the track (2) through a bolting structure (6), the bedplate (5) is poured at the top of the assembling bracket (4), and the bottom of the bedplate (5) is aligned with the surface of the roadbed layer (1);
wherein the head end and the tail end of the bedplate (5) are connected by a vertical tangential plane;
the assembly support (4) is provided with an anti-stress inclined plane a along the running direction of the roadbed layer (1), one side, away from the anti-stress inclined plane a, of the assembly support (4) is provided with a tension-resistant inclined plane b, and the tension-resistant inclined plane b and the anti-stress inclined plane a are in clearance fit to form a buffer structure.
2. The road construction preassembly structure according to claim 1, wherein the track (2) is pre-buried 20-30 cm below the surface of the roadbed layer (1).
3. The road construction pre-assembly structure according to claim 1, wherein the surface of the track (2) is provided with a chute (201) communicated end to end, the chute (201) is provided with a plurality of clamping grooves (202) at equal intervals in a linear manner, and a pin groove (203) is arranged between two adjacent clamping grooves (202).
4. A road construction pre-assembly structure according to claim 3, characterized in that the clamping groove (202) is a circular groove, and the clamping groove (202) has a diameter larger than the diameter of the chute (201).
5. A road construction pre-assembly structure according to claim 3, characterized in that the assembly bracket (4) comprises at least two trusses (401) which are vertically arranged in parallel with the direction of the track (2), two anti-stress arms (402) are symmetrically arranged at two ends of the trusses (401) on one side of the road bed (1) in the running direction, the anti-stress arms (402) are assembled and connected with the trusses (401) through first bolts, two tension arms (403) are symmetrically arranged at two ends of the trusses (401) on the other side, the tension arms (403) are assembled and connected with the trusses (401) through second bolts, and the head ends of the tension arms (403) are assembled and connected with the head ends of the anti-stress arms (402) through third bolts to form an arch structure.
6. The road construction preassembly structure according to claim 5, characterized in that the stress-resistant arm (402) and the tension-resistant arm (403) each comprise a horizontal portion connected with the truss (401) and an inclined portion connected with the track (2), the truss (401) being pre-buried in the bedplate (5);
the inclined parts of the two stress resisting arms (402) are in clearance fit to form a stress resisting inclined plane a;
the inclined parts of the two tension resistant arms (403) are in clearance fit to form a tension resistant inclined plane b;
the inclination angle of the stress-resistant inclined plane a is larger than that of the tension-resistant inclined plane b.
7. The pre-assembly structure for road construction according to claim 5, wherein the bolting structure (6) comprises a sliding foot seat (601) pinned on the bottom of the inclined portion foot, a guide post (602) is connected to the bottom of the sliding foot seat (601) in a penetrating manner, two clamping blocks (603) are symmetrically arranged on two sides of the guide post (602), the clamping blocks (603) are elastically connected with the bottom of the sliding foot seat (601), a rotating arm (604) sleeved on the guide post (602) is movably connected to the sliding foot seat (601), and a pin (605) is arranged at the terminal of the rotating arm (604) in a penetrating manner.
8. The road construction preassembly structure according to claim 7, characterized in that the clamping block (603) is in clamping fit with the clamping groove (202).
9. The road construction preassembly according to claim 7, characterized in that the pin (605) is in a plug-in fit with the pin slot (203).
10. The construction method of a road construction pre-assembled structure according to any one of claims 1 to 9, comprising the steps of:
s100, prefabricating an assembling unit (3), and inversely assembling a bracket (4) in a concrete pouring die so as to facilitate the molding of a bedplate (5) on the assembling bracket (4);
s200, leveling the road surface;
s300, excavating a track (2) embedded groove, wherein the width of the track (2) embedded groove is larger than that of the track (2);
s400, hoisting the splicing unit (3), and aligning the foot hoisting of the splicing unit (3) with the track (2) at the head end of the track (2);
s500, assembling the assembling units (3), sequentially hoisting a plurality of assembling units (3) onto the track (2) from the head end of the track (2), and sliding the former assembling unit (3) on the track (2) to leave a hoisting position so as to facilitate the sequential lamination and assembly of the latter assembling unit (3) after hoisting;
s600, fixing the assembled assembly unit (3) through the bolting structure (6), backfilling the earth material and leveling the road surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310523134.0A CN116356626A (en) | 2023-05-10 | 2023-05-10 | Road construction pre-assembly structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310523134.0A CN116356626A (en) | 2023-05-10 | 2023-05-10 | Road construction pre-assembly structure and construction method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116356626A true CN116356626A (en) | 2023-06-30 |
Family
ID=86939620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310523134.0A Withdrawn CN116356626A (en) | 2023-05-10 | 2023-05-10 | Road construction pre-assembly structure and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116356626A (en) |
-
2023
- 2023-05-10 CN CN202310523134.0A patent/CN116356626A/en not_active Withdrawn
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Application publication date: 20230630 |
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