阅读说明：本技术 用于装配式道面结构的套筒伸缩式传力装置及施工方法 (Sleeve telescopic force transmission device for assembled pavement structure and construction method ) 是由 邱中原 王根叶 李祯 宋照尚 于 2020-11-16 设计创作，主要内容包括：本发明公开一种用于装配式道面结构的套筒伸缩式传力装置及施工方法。套筒伸缩式传力装置所述套筒伸缩式传力装置包括弧形管状的第一传力套筒和第二传力套筒,每相邻的两个装配道面板中分别预埋第一传力套筒、第二传力套筒,第一传力套筒上端口和第二传力套筒的上端口内均开设有螺纹结构,第一传力套筒中横向设置有传力定位杆,传力定位杆可伸入第二传力套筒中并将第一传力套筒、第二传力套筒定位连接。装配式机场道面包括多组装配式道面结构和上述套筒伸缩式传力装置。机场道面施工方法,采用上述装配式机场道面。该传力装置可更好的传递装配道面板之间受到的应力,避免应力集中,整体的结构简单,施工安装方便。(The invention discloses a sleeve telescopic force transmission device for an assembled pavement structure and a construction method. The telescopic force transmission device comprises a first force transmission sleeve and a second force transmission sleeve which are in an arc-shaped tubular shape, wherein the first force transmission sleeve and the second force transmission sleeve are respectively embedded in every two adjacent assembly road panels, a threaded structure is respectively arranged in an upper port of the first force transmission sleeve and an upper port of the second force transmission sleeve, a force transmission positioning rod is transversely arranged in the first force transmission sleeve, and the force transmission positioning rod can extend into the second force transmission sleeve and is used for positioning and connecting the first force transmission sleeve and the second force transmission sleeve. The assembled airport pavement comprises a plurality of groups of assembled pavement structures and the sleeve telescopic force transmission device. The airport pavement construction method adopts the assembled airport pavement. The force transmission device can better transmit stress between the assembled road panels, avoids stress concentration, and is simple in overall structure and convenient to construct and install.)

1. The telescopic force transmission device is characterized by comprising a first force transmission sleeve and a second force transmission sleeve which are in arc tube shapes, wherein the first force transmission sleeve and the second force transmission sleeve are respectively embedded in every two adjacent assembled road panels, a threaded structure is respectively arranged in an upper port of the first force transmission sleeve and an upper port of the second force transmission sleeve, a force transmission positioning rod is transversely arranged in the first force transmission sleeve, and can extend into the second force transmission sleeve and connect the first force transmission sleeve and the second force transmission sleeve in a positioning mode.

2. The telescopic sleeve force transfer device for an assembled roadway surface structure of claim 1, wherein the first force transfer sleeve comprises a first vertical tubular portion, a first arc-shaped tubular portion and a first transverse tubular portion, and the lower end of the first vertical tubular portion is connected with the first transverse tubular portion through the first arc-shaped tubular portion;

the second force transmission sleeve comprises a second vertical cylinder part, a second arc-shaped cylinder part and a second transverse cylinder part, and the lower end of the second vertical cylinder part is connected with the second transverse cylinder part through the second arc-shaped cylinder part.

3. The telescopic force transfer device of claim 2, wherein the first vertical cylinder portion is vertically disposed and an open end of an upper port of the first vertical cylinder portion is located on an upper end surface of the assembled pavement slab;

the first vertical cylinder part, the first arc-shaped cylinder part and the first transverse cylinder part are integrally formed, the first transverse cylinder part is transversely arranged, and the opening end of the side end hole of the first transverse cylinder part is positioned on the side end face of the assembly track panel.

4. The telescopic force transfer device of claim 2, wherein the second vertical cylinder portion is vertically disposed and an open end of an upper port of the second vertical cylinder portion is located on an upper end surface of the assembled pavement slab;

the second vertical cylinder part, the second arc cylinder part and the second transverse cylinder part are integrally formed, the second transverse cylinder part is transversely arranged, and the opening end of the side end hole of the second transverse cylinder part is positioned on the side end face of the assembly track panel.

5. The telescopic force transfer device of claim 2, wherein a first force transfer hard spring is arranged in the first vertical cylinder part and the first arc cylinder part, and a second force transfer hard spring is arranged in the second vertical cylinder part and the second arc cylinder part; the lower end of the first force transmission hard spring is connected with the left end of the force transmission positioning rod;

a first positioning clamping groove for clamping the end part of the first force transmission hard spring is formed in the left end face of the force transmission positioning rod; the first force transmission sleeve and the second force transmission sleeve are steel sleeves, the force transmission positioning rod is a round steel rod, and lubricating oil is arranged between the force transmission positioning rod and the first force transmission sleeve.

6. The telescopic force transmission device of a sleeve for an assembled pavement structure according to claim 2, wherein a dowel bar stop collar is arranged in the right part of the second transverse cylinder part, and a tapered hole with a wide outer part and a narrow inner part is formed in the dowel bar stop collar;

the right end part of the force transmission positioning rod is provided with a groove, and after the force transmission positioning rod extends into the second transverse cylinder part and is positioned, the right end part of the force transmission positioning rod is clamped in the force transmission rod limiting sleeve; a first lifting ring is spirally connected in the upper port of the first force transmission sleeve, and a second lifting ring is spirally connected in the upper port of the second force transmission sleeve.

7. A fabricated airport pavement comprising a plurality of fabricated pavement structures, further comprising a telescopic force transfer device for fabricated pavement structures of any one of claims 1 to 6; the multiple groups of assembled road surface structures are longitudinally arranged in parallel.

8. The fabricated airport pavement of claim 7, wherein the fabricated pavement slab of the fabricated pavement structure comprises a front fabricated slab portion, a rear fabricated slab portion, a left fabricated slab portion and a right fabricated slab portion, wherein a plurality of first transversely-arranged force-transmitting sleeves are pre-embedded in the front fabricated slab portion; a plurality of second force transmission sleeves which are transversely arranged are embedded in the rear assembling plate part; a plurality of longitudinally-arranged second force transmission sleeves are pre-embedded in the left assembling plate portion, and a plurality of longitudinally-arranged first force transmission sleeves are pre-embedded in the right assembling plate portion.

9. A method for constructing an airport pavement, which is characterized in that the assembled airport pavement of any one of claims 7 to 8 is adopted, and comprises the following steps:

step A, constructing and constructing an earthwork part, a base layer part and a cushion layer part, conveying a plurality of assembled road panels from a prefabricated field to an airport construction area by using a conveying vehicle and prestoring the assembled road panels, and moving a road panel hoisting device to the area where the assembled road panels need to be installed;

b, mounting a first hanging ring and a second hanging ring on an assembly road panel to be hoisted, arranging a lifting rope assembly at the lower end of hoisting equipment, connecting the hoisting equipment with the first hanging ring and the second hanging ring through the lifting rope assembly, hoisting the assembly road panel through the hoisting equipment and placing the assembly road panel in a specified area;

c, hoisting the assembled road panels in sequence, and carrying out balance weight treatment on the assembled road panels to keep the installed road panels balanced and flat; then, a rainwater expansion water stopping procedure is carried out;

and step D, pushing the force transmission positioning rod in the first force transmission sleeve into the second force transmission sleeve by using a hydraulic press or an arc-shaped guide rod.

10. The airport pavement construction method of claim 9, wherein the hoisting equipment is a mobile crane or a navigation vehicle with a track structure, and a plurality of lifting rope assemblies are arranged at the lower end of the hoisting equipment; the lifting rope assembly comprises a first main lifting rope and a plurality of second auxiliary lifting ropes connected to the lower end of the first main lifting rope, and the lower end of each second auxiliary lifting rope is connected with a third lifting hook used for being connected with the first lifting ring.

Technical Field

The invention relates to the field of airport runway construction, in particular to a sleeve telescopic force transmission device for an assembled runway structure and a construction method.

Background

The airport pavement is one or more layers of artificial structures paved on the natural soil foundation and the top surface of a base layer by using road building materials, and is a plateau road for taking off, landing, sliding, maintaining and parking of airplanes, such as runways, sliding roads, passenger plateaus, maintenance plateaus, goods plateaus and parking plateaus. The construction requirements of the prior airport field are different from the construction requirements of a highway pavement, and the construction process of the airport field comprises earth (stone) square engineering, base course and cushion layer engineering, pavement cement concrete engineering, drainage engineering, quality inspection and completion acceptance. Although the pavement cement concrete engineering can normally complete the construction of the airport pavement, the construction speed is slow and the construction quality is difficult to ensure.

Disclosure of Invention

The invention aims to provide a telescopic force transmission device for an assembled road surface structure, which can better transmit stress between assembled road surface plates, avoid stress concentration, and has simple integral structure and convenient construction and installation.

In order to achieve the purpose, the invention adopts the technical scheme that:

a telescopic power transmission device of sleeve for assembled pavement structure, assembled pavement structure includes a plurality of parallel arrangement's assembly pavement board, telescopic power transmission device of sleeve includes first power transmission sleeve of arc tubulose and second power transmission sleeve, pre-buried first power transmission sleeve, second power transmission sleeve respectively in every two adjacent assembly pavement boards, threaded structure has all been seted up in port and the second power transmission telescopic last port on the first power transmission sleeve, transversely is provided with the power transmission locating lever in the first power transmission sleeve, and the power transmission locating lever can stretch into the second power transmission sleeve and pass first power transmission sleeve, second power transmission sleeve location connection.

Preferably, the first force transmission sleeve comprises a first vertical cylinder part, a first arc-shaped cylinder part and a first transverse cylinder part, and the lower end of the first vertical cylinder part is connected with the first transverse cylinder part through the first arc-shaped cylinder part;

the second force transmission sleeve comprises a second vertical cylinder part, a second arc-shaped cylinder part and a second transverse cylinder part, and the lower end of the second vertical cylinder part is connected with the second transverse cylinder part through the second arc-shaped cylinder part.

Preferably, the first vertical cylinder part is vertically arranged, and the opening end of the upper port of the first vertical cylinder part is positioned on the upper end face of the assembly road panel;

the first vertical cylinder part, the first arc-shaped cylinder part and the first transverse cylinder part are integrally formed, the first transverse cylinder part is transversely arranged, and the opening end of the side end hole of the first transverse cylinder part is positioned on the side end face of the assembly track panel.

Preferably, the second vertical cylinder part is vertically arranged, and the open end of the upper port of the second vertical cylinder part is positioned on the upper end face of the assembly road panel;

the second vertical cylinder part, the second arc cylinder part and the second transverse cylinder part are integrally formed, the second transverse cylinder part is transversely arranged, and the opening end of the side end hole of the second transverse cylinder part is positioned on the side end face of the assembly track panel.

Preferably, a first force transmission hard spring is arranged in the first vertical cylinder part and the first arc-shaped cylinder part, and a second force transmission hard spring is arranged in the second vertical cylinder part and the second arc-shaped cylinder part; the lower end of the first force transmission hard spring is connected with the left end of the force transmission positioning rod;

a first positioning clamping groove for clamping the end part of the first force transmission hard spring is formed in the left end face of the force transmission positioning rod; the first force transmission sleeve and the second force transmission sleeve are steel sleeves, the force transmission positioning rod is a round steel rod, and lubricating oil is arranged between the force transmission positioning rod and the first force transmission sleeve.

Preferably, a dowel bar limiting sleeve is arranged in the right part of the second transverse cylinder part, and a tapered hole which is wide outside and narrow inside is formed in the dowel bar limiting sleeve;

the right end part of the force transmission positioning rod is provided with a groove, and after the force transmission positioning rod extends into the second transverse cylinder part and is positioned, the right end part of the force transmission positioning rod is clamped in the force transmission rod limiting sleeve; a first lifting ring is spirally connected in the upper port of the first force transmission sleeve, and a second lifting ring is spirally connected in the upper port of the second force transmission sleeve.

Another object of the present invention is to provide a fabricated airport pavement, which is more simple and convenient to assemble, and more convenient and practical to maintain and replace at a later stage.

In order to achieve the purpose, the invention adopts the technical scheme that:

an assembled airport pavement comprises a plurality of groups of assembled pavement structures and also comprises the sleeve telescopic force transmission device for the assembled pavement structures; the multiple groups of assembled road surface structures are longitudinally arranged in parallel.

Preferably, the assembled pavement slab in the assembled pavement structure comprises a front assembled slab part, a rear assembled slab part, a left assembled slab part and a right assembled slab part, wherein a plurality of transversely arranged first power transmission sleeves are pre-embedded in the front assembled slab part; a plurality of second force transmission sleeves which are transversely arranged are embedded in the rear assembling plate part; a plurality of longitudinally-arranged second force transmission sleeves are pre-embedded in the left assembling plate portion, and a plurality of longitudinally-arranged first force transmission sleeves are pre-embedded in the right assembling plate portion.

Another object of the present invention is to provide a construction method of airport pavement, which can construct airport pavement more quickly and safely.

In order to achieve the purpose, the invention adopts the technical scheme that:

the construction method of the airport pavement comprises the following steps:

step A, constructing and constructing an earthwork part, a base layer part and a cushion layer part, conveying a plurality of assembled road panels from a prefabricated field to an airport construction area by using a conveying vehicle and prestoring the assembled road panels, and moving a road panel hoisting device to the area where the assembled road panels need to be installed;

b, mounting a first hanging ring and a second hanging ring on an assembly road panel to be hoisted, arranging a lifting rope assembly at the lower end of hoisting equipment, connecting the hoisting equipment with the first hanging ring and the second hanging ring through the lifting rope assembly, hoisting the assembly road panel through the hoisting equipment and placing the assembly road panel in a specified area;

c, hoisting the assembled road panels in sequence, and carrying out balance weight treatment on the assembled road panels to keep the installed road panels balanced and flat; then, a rainwater expansion water stopping procedure is carried out;

and step D, pushing the force transmission positioning rod in the first force transmission sleeve into the second force transmission sleeve by using a hydraulic press or an arc-shaped guide rod.

Preferably, the hoisting equipment is a mobile crane or a navigation vehicle with a track structure, and a plurality of lifting rope assemblies are arranged at the lower end of the hoisting equipment; the lifting rope assembly comprises a first main lifting rope and a plurality of second auxiliary lifting ropes connected to the lower end of the first main lifting rope, and the lower end of each second auxiliary lifting rope is connected with a third lifting hook used for being connected with the first lifting ring.

The invention has the beneficial effects that:

above-mentioned a telescopic power transmission device of sleeve for assembled pavement structure has designed neotype a telescopic power transmission device of sleeve for assembled pavement. The device passes through curved biography power sleeve and biography power locating lever. When the assembled pavement slab is subjected to instantaneous large stress, the stress can be transmitted to the pavement slabs on the periphery through the telescopic force transmission device of the sleeve, so that better force unloading and force transmission are realized. The force transmission positioning mode in the sleeve telescopic type force transmission device is not hard connection, so that the airport pavement is prevented from being damaged instantly after the hard connection is stressed. The airport pavement panel can keep certain stability when being subjected to instantaneous overload force through longitudinal or transverse force unloading. The invention provides a novel assembly type airport pavement, which realizes more convenient installation at the early stage and more convenient maintenance and replacement at the later stage of the airport pavement by applying a plurality of groups of assembly type pavement structures. And a novel construction method of the airport pavement is provided, and the airport pavement is constructed more quickly and conveniently by applying the hoisting equipment and the hoisting ring lifting hook and using the assembly type pavement.

Drawings

In order to clearly illustrate the embodiments or technical solutions of the present invention in the prior art, the drawings used in the description of the embodiments or prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Figure 1 is a schematic view of the positions of the first and second force transmission sleeves.

Fig. 2 is a schematic view of the structural positions of the first and second force transmitting firm springs.

Fig. 3 is a schematic structural position diagram of the dowel bar stop collar.

Fig. 4 is a schematic view of the connection structure of the telescopic force transmission device and the assembled road surface plate.

Fig. 5 is a schematic view of the overall structure of the fabricated pavement structure.

Fig. 6 is a schematic view of the overall structure of the fabricated airport pavement.

Detailed Description

The invention provides a sleeve telescopic force transmission device for an assembled pavement structure and a construction method, and the invention is further described in detail below in order to make the purpose, technical scheme and effect of the invention clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The invention is described in detail below with reference to the accompanying drawings:

example 1

With reference to fig. 1 to 4, a telescopic sleeve force transmission device for an assembled pavement structure, the assembled pavement structure includes a plurality of assembled pavement panels 101 arranged in parallel, the telescopic sleeve force transmission device includes an arc-shaped tubular first force transmission sleeve 1 and a second force transmission sleeve 2, the first force transmission sleeve 1 and the second force transmission sleeve 2 are respectively embedded in each two adjacent assembled pavement panels 101, and the first force transmission sleeve 1 and the second force transmission sleeve 2 are respectively embedded in the right end portion and the left end portion of each two adjacent assembled pavement panels 101.

The upper port of the first force transmission sleeve 1 and the upper port of the second force transmission sleeve 2 are both provided with a threaded structure 3, a force transmission positioning rod 4 is transversely arranged in the first force transmission sleeve, and the force transmission positioning rod 4 can extend into the second force transmission sleeve 2 and connect the first force transmission sleeve 1 and the second force transmission sleeve 2 in a positioning manner.

The first power transmission sleeve 1 includes a first vertical tubular portion 11, a first arcuate tubular portion 12, and a first horizontal tubular portion 13, and the lower end of the first vertical tubular portion 11 is connected to the first horizontal tubular portion 13 through the first arcuate tubular portion 12.

The second force transmission sleeve 2 includes a second vertical cylinder portion 21, a second arc cylinder portion 22, and a second horizontal cylinder portion 23, and the lower end of the second vertical cylinder portion 21 is connected to the second horizontal cylinder portion 23 through the second arc cylinder portion 22.

The first pedestal portion 11 is vertically disposed and an open end of an upper port of the first pedestal portion 11 is located on an upper end surface of the mount track panel 101. The first vertical tubular portion 11, the first arcuate tubular portion 12, and the first horizontal tubular portion 13 are integrally molded, the first horizontal tubular portion 13 is disposed laterally, and an open end of a side end hole of the first horizontal tubular portion 13 is located on a side end face of the assembly road panel 101.

The second vertical cylinder part 21 is vertically arranged and the open end of the upper port of the second vertical cylinder part 21 is positioned on the upper end surface of the assembly track panel 101; the second vertical tubular portion 21, the second arc-shaped tubular portion 22, and the second horizontal tubular portion 23 are integrally molded, the second horizontal tubular portion 23 is disposed in the lateral direction, and the open end of the side end hole of the second horizontal tubular portion 23 is located on the side end face of the assembly road panel 101.

When the force transmission positioning rod 4 is pushed by a mechanical structure, the pushing and positioning of the force transmission positioning rod 4 are realized by arranging a spring. The structure at this time is: a first force transmission hard spring 14 is arranged in the first vertical cylinder part 11 and the first arc cylinder part 12, and a second force transmission hard spring 24 is arranged in the second vertical cylinder part 21 and the second arc cylinder part 22; the lower end of the first force transmission hard spring 14 is connected with the left end of the force transmission positioning rod 4. A first positioning clamping groove 41 for clamping the end part of the first force transmission hard spring 14 is formed in the left end face of the force transmission positioning rod 4; the first force transmission sleeve 11 and the second force transmission sleeve 21 are steel sleeves, the force transmission positioning rod 4 is a round steel rod, and lubricating oil is arranged between the force transmission positioning rod 4 and the first force transmission sleeve 11.

When the force transmission positioning rod 4 is impacted and pushed by hydraulic oil in the hydraulic press, a force transmission rod limiting sleeve 25 is arranged in the right part of the second transverse cylinder part 23 at the moment, and a tapered hole with the outer width and the inner width is formed in the force transmission rod limiting sleeve 25. At this time, the right end of the force transmission positioning rod 4 is provided with a groove, and after the force transmission positioning rod 4 extends into and is positioned in the second transverse cylinder part 23, the right end of the force transmission positioning rod 4 is clamped in the force transmission rod limiting sleeve 25.

In the invention, the first force transmission sleeve and the second force transmission sleeve are internally provided with threads. A first lifting ring is spirally connected in the upper port of the first force transmission sleeve, and a second lifting ring is spirally connected in the upper port of the second force transmission sleeve.

Example 2

With reference to fig. 1 to 6, an assembled airport pavement comprises a plurality of assembled pavement structures 5 and a sleeve-type telescopic force transmission device for the assembled pavement structures; the multiple groups of assembled road surface structures 5 are longitudinally arranged in parallel.

The assembled road surface plate 101 in the assembled road surface structure comprises a front assembled plate part 51, a rear assembled plate part 52, a left assembled plate part 53 and a right assembled plate part 54, wherein a plurality of transversely arranged first transmission sleeves 1 are pre-embedded in the front assembled plate part 51; a plurality of second force-transmitting sleeves 2 arranged transversely are embedded in the rear mounting plate portion 52. A plurality of second force transmission sleeves 2 arranged longitudinally are embedded in the left assembly plate portion 53, and a plurality of first force transmission sleeves 1 arranged longitudinally are embedded in the right assembly plate portion 54.

Example 3

With reference to fig. 1 to 6, an airport pavement construction method using the fabricated airport pavement specifically includes the following steps:

step A, constructing and constructing an earthwork part, a base layer part and a cushion layer part, conveying a plurality of assembled road panels from a prefabricated field to an airport construction area by using a conveying vehicle and prestoring the assembled road panels, and moving a road panel hoisting device to the area where the assembled road panels need to be installed;

b, mounting a first hanging ring and a second hanging ring on an assembly road panel to be hoisted, arranging a lifting rope assembly at the lower end of hoisting equipment, connecting the hoisting equipment with the first hanging ring and the second hanging ring through the lifting rope assembly, hoisting the assembly road panel through the hoisting equipment and placing the assembly road panel in a specified area;

c, hoisting the assembled road panels in sequence, and carrying out balance weight treatment on the assembled road panels to keep the installed road panels balanced and flat; then, a rainwater expansion water stopping procedure is carried out;

and step D, pushing the force transmission positioning rod in the first force transmission sleeve into the second force transmission sleeve by using a hydraulic press or an arc-shaped guide rod.

The hoisting equipment is a mobile crane or a navigation vehicle with a track structure, and a plurality of lifting rope assemblies are arranged at the lower end of the hoisting equipment; the lifting rope assembly comprises a first main lifting rope and a plurality of second auxiliary lifting ropes connected to the lower end of the first main lifting rope, and the lower end of each second auxiliary lifting rope is connected with a third lifting hook used for being connected with the first lifting ring.

Example 4

Above-mentioned a telescopic power transmission device of sleeve for assembled pavement structure has designed neotype a telescopic power transmission device of sleeve for assembled pavement. The device passes through curved biography power sleeve and biography power locating lever. When the assembled pavement slab is subjected to instantaneous large stress, the stress can be transmitted to the pavement slabs on the periphery through the telescopic force transmission device of the sleeve, so that better force unloading and force transmission are realized. The force transmission positioning mode in the sleeve telescopic type force transmission device is not hard connection, so that the airport pavement is prevented from being damaged instantly after the hard connection is stressed. The airport pavement panel can keep certain stability when being subjected to instantaneous overload force through longitudinal or transverse force unloading. The invention provides a novel assembly type airport pavement, which realizes more convenient installation at the early stage and more convenient maintenance and replacement at the later stage of the airport pavement by applying a plurality of groups of assembly type pavement structures. And a novel construction method of the airport pavement is provided, and the airport pavement is constructed more quickly and conveniently by applying the hoisting equipment and the hoisting ring lifting hook and using the assembly type pavement.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Parts which are not described in the invention can be realized by adopting or referring to the prior art.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.