CN113481796A - Pavement paving method based on plate - Google Patents
Pavement paving method based on plate Download PDFInfo
- Publication number
- CN113481796A CN113481796A CN202110664768.9A CN202110664768A CN113481796A CN 113481796 A CN113481796 A CN 113481796A CN 202110664768 A CN202110664768 A CN 202110664768A CN 113481796 A CN113481796 A CN 113481796A
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- plate
- mold
- prefabricated
- mould
- prefabricated plate
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- 238000000034 method Methods 0.000 title claims abstract description 56
- 239000004568 cement Substances 0.000 claims description 29
- 230000002787 reinforcement Effects 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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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
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/50—Removable forms or shutterings for road-building purposes; Devices or arrangements for forming individual paving elements, e.g. kerbs, in situ
- E01C19/502—Removable forms or shutterings, e.g. side forms; Removable supporting or anchoring means therefor, e.g. stakes
-
- 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
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/10—Coherent pavings made in situ made of road-metal and binders of road-metal and cement or like binders
- E01C7/14—Concrete paving
Abstract
The application discloses a plate-based pavement paving method, which is used for improving pavement paving efficiency. The method comprises the following steps: hoisting a plate mould by a first hoisting tool, wherein a formed prefabricated plate is fixed in the plate mould; turning the plate mold by 180 degrees through the first hanger so that the front side of the prefabricated plate is upward; placing the plate mold on the ground through the first lifting appliance; performing demolding treatment on the prefabricated plate so that the plate mold is separated from the prefabricated plate; hoisting the precast slab by a second hoisting tool; and placing the prefabricated plate part to a target position of a road surface through the second lifting appliance.
Description
Technical Field
The application relates to the technical field of pavement paving, in particular to a pavement paving method based on plates.
Background
The cement concrete pavement has higher compressive strength, bending tensile strength and abrasion resistance. The concrete pavement also has the advantages of good durability, low maintenance cost, bright pavement color, good visibility, convenience for driving at night and the like.
In the prior art, a cement concrete pavement is paved by firstly installing a template, then installing a dowel bar, paving and vibrating cement concrete, and finally performing joint construction and surface finishing. The pavement paving method has complex construction process and low construction efficiency, and is not beneficial to large-scale foundation engineering.
Disclosure of Invention
Based on the technical problem, the application provides a plate-based pavement paving method for improving pavement paving efficiency.
The application provides a plate-based pavement laying method, which comprises the following steps:
hoisting a plate mould by a first hoisting tool, wherein a formed prefabricated plate is fixed in the plate mould; turning the plate mold by 180 degrees through the first hanger so that the front side of the prefabricated plate is upward;
placing the plate mold on the ground through the first lifting appliance;
performing demolding treatment on the prefabricated plate so that the plate mold is separated from the prefabricated plate;
hoisting the precast slab by a second hoisting tool;
and placing the prefabricated plate part to a target position of a road surface through the second lifting appliance.
Optionally, the prefabricated plate is manufactured by the following method:
pouring cement concrete into the panel mold;
leveling the upper surface of the cement concrete in the plate mold;
and obtaining the prefabricated plate after the cement concrete in the plate mould is solidified and molded.
Optionally, before the pouring of the cement concrete into the slab mold, the method further comprises:
a mesh reinforcement is arranged in the slab mould.
Optionally, before the pouring of the cement concrete into the slab mold, the method further comprises:
and coating a release agent on the inner surface of the plate mould.
Optionally, the step of performing demolding treatment on the prefabricated plate includes:
taking out the fixing rod in the plate mold to enable the plate mold and the prefabricated plate to be separated from being fixed;
and loosening the fixing bolts in the plate mold to enable the plate mold to be separated from the prefabricated plate.
Optionally, before the placing the precast slab to the target position of the road surface by the second spreader, the method further includes:
and leveling the road surface.
Optionally, before the lifting of the plate mold by the first lifting appliance, the method further comprises: and connecting the connecting piece on the first lifting appliance with two side faces of the plate mould, wherein two side faces of the plate mould are provided with positioning devices, and the positioning devices are used for connecting the connecting piece with the plate mould.
Optionally, after the plate mold is placed on the ground by the first spreader, the method further comprises:
and loosening the joint of the first lifting appliance and the plate mould.
Optionally, before the precast slab is lifted by the second spreader, the method further includes:
connecting the second spreader to the precast slab;
the placing the precast slab to a target position of a road surface by the second spreader includes: transporting the precast slab to a specified position by the second spreader, the specified position being a paving position of the pavement;
rotating the prefabricated plate part by a preset angle through the second lifting appliance;
and when the preset angle of the prefabricated plate is rotated to be aligned with the target position of the road surface, the prefabricated plate is placed to the target position of the road surface through the second lifting appliance.
Optionally, after the precast slab is placed to the target position of the road surface by the second spreader, the method further includes:
and loosening the joint of the second lifting appliance and the prefabricated plate.
According to the technical scheme, the method has the following advantages:
in the plate-based pavement laying method, the plate mold is used for manufacturing the fixedly-formed prefabricated plate, the plate mold is lifted through the first lifting tool to overturn the plate mold, then the prefabricated plate in the plate mold is demoulded, the second lifting tool is used for lifting the prefabricated plate to lay the pavement, and the vehicle can be driven after the pavement is laid. The method can improve the efficiency of pavement paving, and is particularly suitable for pavement paving in large-scale foundation engineering.
Drawings
In order to more clearly illustrate the technical solutions in the present application, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic flow diagram of one embodiment of a method for paving a slab-based pavement according to the present disclosure;
fig. 2 is a schematic flow chart of another embodiment of the plate-based pavement paving method provided by the present application.
Detailed Description
The application provides a plate-based pavement paving method for improving pavement paving efficiency. In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for explaining relative positional relationships between the respective members or components, and do not particularly limit specific mounting orientations of the respective members or components.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. It should be noted that, in the method for paving a road surface based on a plate member provided by the present application, some or all of the steps may be completed by related equipment or manually, and those skilled in the art can fully and clearly understand the meaning stated in the present application through the related description in the present application.
Referring to fig. 1, fig. 1 illustrates an embodiment of a method for paving a pavement based on a plate member according to the present application, the method including:
101. hoisting a plate mould by a first hoisting tool, wherein a formed prefabricated plate is fixed in the plate mould;
in the process of paving, the plate mold is lifted by a first lifting appliance, the plate mold is used for manufacturing a prefabricated plate, and the formed prefabricated plate is fixed in the plate mold in the process. The prefabricated plate is mainly rectangular, and may be in other structural shapes, and the shape and structure of the prefabricated plate are not specifically limited in this embodiment.
102. Turning the plate mold by 180 degrees through the first hanger so that the front side of the prefabricated plate is upward;
when the prefabricated plate is manufactured through the plate mold, the plate mold is placed on the flat ground, cement concrete is poured into the plate mold to be manufactured, in order to guarantee the flatness of the prefabricated plate, one surface in contact with the ground is selected to be the front surface of the prefabricated plate, and the prefabricated plate in the plate mold is in a state that the front surface faces downwards in the manufacturing process. Therefore, after the plate die is lifted by the first lifting appliance, the plate die needs to be turned over by 180 degrees, so that the front surface of the prefabricated plate in the plate die faces upwards.
It should be noted that, the turning based on 180 degrees mainly needs to turn the plate mold 180 degrees when the bottom surface of the plate mold is parallel to the ground, so that the front surface of the prefabricated plate in the plate mold faces upward. When the bottom surface of plate mould and ground nonparallel, need overturn the plate mould according to actual conditions for prefabricated plate in the plate mould front side is upwards.
103. Placing the plate mold on the ground through the first lifting appliance;
after the plate member mold is turned over by the first hanger so that the prefabricated plate member in the plate member mold faces upward. Place the plate mould on ground through first hoist, the in-process of placing needs slowly to be placed, avoids the plate mould to cause the damage at the in-process of placing to lead to the fact the destruction to the inside plate of predetermineeing of plate mould.
104. Performing demolding treatment on the prefabricated plate so that the plate mold is separated from the prefabricated plate;
the plate mold is of a detachable structure, and is separated from the prefabricated plate by detaching the plate mold, so that the demolding of the prefabricated plate is realized.
105. Hoisting the precast slab by a second hoisting tool;
after the demolding of the prefabricated plate is realized, the prefabricated plate is hoisted through the second hoisting tool.
106. And placing the prefabricated plate part to a target position of a road surface through the second lifting appliance.
And placing the prefabricated plate pieces to the target positions to be paved through a second lifting appliance, and paving the prefabricated plate pieces in batches until pavement paving is completed. Similarly, also need slowly place when placing precast plate spare through the second hoist, avoid precast plate spare to cause the damage in placing the process.
In this embodiment, make fixed fashioned prefabricated plate through the plate mould, realize the upset of plate mould through first hoist and mount plate mould, then to the prefabricated plate drawing of patterns in the plate mould, rethread second hoist and mount prefabricated plate realizes road surface laying, lays and can lead to the car after accomplishing. The method can improve the efficiency of pavement paving, and is particularly suitable for pavement paving in large-scale foundation engineering.
Referring to fig. 2, fig. 2 is a schematic view of another embodiment of the method for paving a road surface based on a plate member according to the present application, which includes:
201. pouring cement concrete into the plate mold;
further, as a specific embodiment of the present application, the plate mold in this embodiment is composed of two separable parts, and when the prefabricated plate is manufactured, the first part and the second part of the plate mold are fastened and connected by bolts to form a rectangular structure. When the cement concrete pouring is performed, the cement concrete is poured in the rectangular structure. A fixing rod is further arranged in the plate mold and connected to the inside of the plate mold through a bolt.
It should be noted that, for the convenience of disassembly, the inner surface of the plate mold, which is in contact with the cement concrete, is a smooth plane. Further, a release agent may be applied to the inner surface of the panel mold that contacts the cement concrete, which further facilitates the release.
It should be noted that, in order to improve the strength of the pavement, it is also possible to provide a mesh reinforcement in the slab mold in advance, so that the prefabricated slab manufactured by the slab mold includes the mesh reinforcement.
202. Leveling the upper surface of the cement concrete in the plate mold;
after the cement concrete pouring is completed, the excess cement concrete is removed based on the height of the panel mold, and the upper surface of the cement concrete is scraped. In order to ensure the smoothness of the paved road surface, the thicknesses of all prefabricated plates are required to be consistent, so that when the cement concrete is poured, a sufficient amount needs to be poured, and then the redundant cement concrete is removed for leveling.
203. Obtaining the prefabricated plate after the cement concrete in the plate mould is solidified and formed; after the upper surface flattening to cement concrete, can wait for the cement concrete setting shaping in the plate mould, treat that the cement concrete setting shaping in the plate mould can obtain the prefabricated plate in this application after.
It should be noted that the purpose of the fixing rod inside the plate mold is to further fix the prefabricated plate, so that the prefabricated plate and the plate mold can be fixed in the subsequent process.
204. Connecting pieces on the first lifting appliance with two side surfaces of the plate mould;
and the two side surfaces of the plate mould are provided with positioning devices, and the first lifting appliance can be connected with the plate mould by connecting the connecting piece on the first lifting appliance with the positioning devices.
205. Hoisting a plate mould by a first hoisting tool, wherein a formed prefabricated plate is fixed in the plate mould;
206. turning the plate mold by 180 degrees through the first hanger so that the front side of the prefabricated plate is upward;
207. placing the plate mold on the ground through the first lifting appliance;
208. Loosening the connection between the first lifting appliance and the plate mould;
and after the plate mould is placed stably, loosening the connection between the first lifting appliance and the plate mould.
209. Performing demolding treatment on the prefabricated plate so that the plate mold is separated from the prefabricated plate;
the plate mould passes through the bolt fastening by first portion and second part and connects and constitute, still is connected with the fixed plate of fixed this prefabricated plate in the plate mould, consequently carries out the step of drawing of patterns to this prefabricated plate and includes: taking out the fixing rod in the plate mould and loosening the fixing bolt in the plate mould;
the purpose of taking out the fixing rods in the plate mold is to detach the plate mold from the prefabricated plate, and loosening the fixing bolts in the plate mold means loosening the connecting bolts of the first part and the second part of the plate mold to separate the first part from the second part, so that the plate mold is detached from the prefabricated plate.
210. Connecting the second spreader to the precast slab;
specifically, a hoisting device matched with a second hoisting tool can be arranged on the prefabricated plate, and the second hoisting tool is connected with the prefabricated plate through the hoisting device.
211. Hoisting the precast slab by a second hoisting tool;
step 211 in this embodiment is similar to step 105 in the previous embodiment, and is not described herein again. 212. Placing the precast slab to a target position of a road surface by the second spreader;
in the laying process, the prefabricated plate is firstly transported to a specified position, namely the laying position of the road surface, through the second lifting appliance, the prefabricated plate is rotated by a certain angle through the second lifting appliance, so that the prefabricated plate is aligned with the target position to be laid, and then the prefabricated plate is placed on the target position through the second lifting appliance, and the laying is completed.
It should be noted that, in order to ensure the flatness of the paved road surface, the target position to be paved needs to be leveled before paving.
213. And loosening the joint of the second lifting appliance and the prefabricated plate.
And after the prefabricated plate is laid, loosening the connection between the second lifting appliance and the prefabricated plate. And paving the pavement by paving the prefabricated plate pieces in batches.
In this embodiment, steps 201 to 209 are a manufacturing process of the prefabricated plate, and the prefabricated plate may be manufactured in a factory in advance in batch. And step 210 to step 213 are the paving process of the road surface, after the prefabricated plates are manufactured uniformly, the prefabricated plates can be transported to a construction site, then batch paving is carried out, the paving speed is increased, and the vehicle can be started after the paving is finished. The method can improve the efficiency of pavement paving, and is particularly suitable for pavement paving in large-scale foundation engineering.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for explaining relative positional relationships between the respective members or components, and do not particularly limit specific mounting orientations of the respective members or components.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Claims (10)
1. A method of paving a slab-based pavement, the method comprising:
hoisting a plate mould by a first hoisting tool, wherein a formed prefabricated plate is fixed in the plate mould; turning the plate mold by 180 degrees through the first hanger so that the front side of the prefabricated plate is upward;
placing the plate mold on the ground through the first lifting appliance;
performing demolding treatment on the prefabricated plate so that the plate mold is separated from the prefabricated plate;
hoisting the precast slab by a second hoisting tool;
and placing the prefabricated plate part to a target position of a road surface through the second lifting appliance.
2. The method of claim 1, wherein the precast panel is manufactured by a method comprising:
pouring cement concrete into the panel mold;
leveling the upper surface of the cement concrete in the plate mold;
and obtaining the prefabricated plate after the cement concrete in the plate mould is solidified and molded.
3. The method of claim 2, wherein prior to said pouring cement concrete into said slab mold, said method further comprises:
a mesh reinforcement is arranged in the slab mould.
4. The method of claim 2, wherein prior to said pouring cement concrete into said slab mold, said method further comprises:
and coating a release agent on the inner surface of the plate mould.
5. The method of claim 1, wherein the de-molding the precast panel member comprises:
taking out the fixing rod in the plate mold to enable the plate mold and the prefabricated plate to be separated from being fixed;
and loosening the fixing bolts in the plate mold to enable the plate mold to be separated from the prefabricated plate.
6. The method according to claim 1, wherein before said placing of said precast slab to a target location of a road surface by said second spreader, said method further comprises:
and leveling the road surface.
7. The method according to any one of claims 1 to 6, wherein before said lifting of the panel mould by the first spreader, the method further comprises:
and connecting the connecting piece on the first lifting appliance with two side faces of the plate mould, wherein two side faces of the plate mould are provided with positioning devices, and the positioning devices are used for connecting the connecting piece with the plate mould.
8. The method of claim 7, wherein after said placing of said panel mold on the ground by said first spreader, said method further comprises:
and loosening the joint of the first lifting appliance and the plate mould.
9. The method according to any of claims 1-6, wherein before said hoisting of said precast slab by the second spreader, the method further comprises:
connecting the second spreader to the precast slab;
the placing the precast slab to a target position of a road surface by the second spreader includes: transporting the precast slab to a specified position by the second spreader, the specified position being a paving position of the pavement;
rotating the prefabricated plate part by a preset angle through the second lifting appliance;
and when the preset angle of the prefabricated plate is rotated to be aligned with the target position of the road surface, the prefabricated plate is placed to the target position of the road surface through the second lifting appliance.
10. The method according to claim 9, wherein after placing the precast slab to a target position of a road surface by the second spreader, the method further comprises:
and loosening the joint of the second lifting appliance and the prefabricated plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110664768.9A CN113481796A (en) | 2021-06-16 | 2021-06-16 | Pavement paving method based on plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110664768.9A CN113481796A (en) | 2021-06-16 | 2021-06-16 | Pavement paving method based on plate |
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| CN113481796A true CN113481796A (en) | 2021-10-08 |
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|---|---|---|---|
| CN202110664768.9A Pending CN113481796A (en) | 2021-06-16 | 2021-06-16 | Pavement paving method based on plate |
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2021
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Application publication date: 20211008 |