Rail-mounted UHPC (Ultra High Performance Concrete) plate covering appliance
By using track-mounted UHPC high-performance concrete slab covering devices, the problems of deformation, loss, safety risks, and economic issues associated with traditional steel plates in engineering construction have been solved, resulting in improved compressive strength, reduced costs, and increased component recycling rates.
Patent Information
- Application Number
- CN202423307984.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2034-12-31
AI Technical Summary
Traditional steel plates are prone to deformation and wear during engineering construction, have a low coefficient of friction, pose high safety risks, and have high purchase and rental costs, resulting in poor economic efficiency.
The track-mounted UHPC high-performance concrete slab covering device includes sleepers, tracks, and panels. UHPC high-performance concrete is used as the main load-bearing structure, and the sleepers and tracks made of steel plates are combined to improve compressive strength. Rubber layers are set between components to reduce friction noise. The steel components can be replaced individually, and the panel joints and track joints are staggered to distribute the stress evenly.
The coating process improves compressive strength, reduces steel usage, saves costs, increases the number of times components can be recycled, and ensures safety and economy.
Smart Images
Figure CN223853094U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to engineering construction technical field, concretely is a track type UHPC high performance concrete slab covering device. BACKGROUND
[0002] In the engineering construction process, steel plate is often used as temporary closed trench, temporary construction of construction road, protection of underground facilities, protection of pavement, prevention of road dust and other purposes, the material is Q235 ordinary material, and the thickness is generally more than 16mm.
[0003] In the actual temporary engineering use, the steel plate deformation, loss and the like are more common, causing waste. The friction coefficient of the steel plate is low, and the safety risk is large after rain and snow. The purchase cost or long-term rental cost of the steel plate is high, and the economy is low.
[0004] Therefore, the engineering construction urgently needs a track type UHPC high performance concrete slab covering device combined with emerging material design to replace the traditional steel plate to overcome the above problems. UTILITY MODEL CONTENTS
[0005] The utility model aims at providing a track type UHPC high performance concrete slab covering device to solve the problems in the above background.
[0006] In order to achieve the above object, the utility model provides the following technical scheme:
[0007] A track type UHPC high performance concrete slab covering device, comprising a sleeper, a track and a panel, the sleeper is composed of a sleeper body, a rubber layer and an assembly female port, the rubber layer is installed on the upper surface of the middle part of the sleeper body, and each end of the sleeper body has an assembly female port; the track is composed of a rail body and an assembly male port, the lower surface of the rail body is provided with assembly male ports at equal intervals, and the assembly male ports are used for inserting the assembly female ports to connect the track and the sleeper; the panel is composed of a steel framework, a panel body and a sliding wing, the panel has the steel framework as a panel tensile stress member, the two sides of the panel body are sliding wings, the width of the sliding wing is the same as the width of the track, and the sum of the thickness of the sliding wing and the thickness of the track is the thickness of the panel.
[0008] As a further scheme of the utility model: the thickness of the sleeper body is 2cm, the width is 60cm, and the length is 4m; the thickness of the rubber layer is 1mm; the size of the assembly female port is 20cm*20cm*2cm.
[0009] As a further scheme of the utility model: the filling material of the panel is UHPC high performance concrete.
[0010] As a further scheme of the utility model: the rail body thickness is 2cm, width 60cm, length 6.6m;The assembled male mouth size is 20cm*20cm*2cm, and the center distance of adjacent two assembled male mouths is 1.2m.
[0011] As a further scheme of the utility model: the panel size is 4m*6.6m, and the sliding wing width is 60cm.
[0012] As a further scheme of the utility model: the rail tie and the rail track material are all steel plates.
[0013] Compared with the prior art, the utility model has the beneficial effects that: because the steel material characteristics are tensile resistance and compression resistance, the concrete compression resistance is stronger than the steel material, the UHPC high-performance concrete plate is used to replace the steel plate as the structure bearing main body, the overall compression resistance of the covering process is improved;The rail tie and the rail track made of the steel plate in the lower part of the structure improve the performance of the covering structure to resist the negative bending moment;The structure is provided with a rubber layer, can ensure that the gap between the structural members is filled, avoid friction damage, and at the same time, relieve the noise generated by friction in the use of the members;The steel material member is a standard part, and after the individual component is changed or damaged, it can be conveniently replaced, and the recycling times of the appliance are improved;The panel joint and the rail joint are staggered, the vertical and horizontal stress distribution of the covering structure is uniform and reasonable, the defects that the existing process steel plates are independent of each other and the joints are weak points of the structure are avoided;The concrete is used as the main material of the structure, the amount of steel material is saved, and the process cost is reduced. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is the overall structure schematic diagram of the utility model;
[0015] Figure 2 It is the rail tie and rail track combination schematic diagram of the utility model;
[0016] Figure 3 It is the section view when the utility model is used for trench covering;
[0017] Figure 4 It is the panel schematic diagram of the utility model;
[0018] Figure 5 It is the rail tie schematic diagram of the utility model;
[0019] Figure 6 It is the rail track schematic diagram of the utility model.
[0020] Wherein: 1 panel, 1.1 panel main body, 1.2 sliding wing, 1.3 steel reinforcement framework, 2 rail tie, 2.1 sleeper body, 2.2 assembled female mouth, 2.3 rubber layer, 3 rail track, 3.1 rail body, 3.2 assembled male mouth. DETAILED DESCRIPTION
[0021] The utility model discloses below will refer to the drawing and combine the embodiment to explain in detail.
[0022] Please refer to Figures 1-6 The utility model provides a track type UHPC high performance concrete plate covering device, its structure includes the sleeper 2, the track 3, the panel 1, the sleeper 2 is composed of the sleeper body 2.1, rubber layer 2.3, the assembling female mouth 2.2, installs rubber layer 2.3 on sleeper body 2.1 middle upper surface, and each has an assembling female mouth 2.2 in the both ends of sleeper body 2.1, the track 3 is composed of the rail body 3.1, the assembling male mouth 3.2, and the rail body 3.1 lower surface is equipped with the assembling male mouth 3.2 at equal intervals, and the assembling male mouth 3.2 is used to insert the assembling female mouth 2.2, forms the mortise and tenon structure and connects the track 3 and the sleeper 2,
[0023] The panel 1 is composed of the reinforced skeleton 1.3, the panel main body 1.1, the sliding wing 1.2, and there is the reinforced skeleton 1.3 in the panel 1 as the panel tensile stress component, and the filling material of the panel 1 is UHPC high performance concrete, and the reinforced skeleton 1.3 is produced first when producing the panel 1, and the UHPC high performance concrete is filled in the production mould to form the reinforced high performance concrete component. The both sides of the panel main body 1.1 are the sliding wing 1.2, and the width of the sliding wing 1.2 is same with the width of the track 3, and the thickness of the sliding wing 1.2 and the thickness of the track 3 are the thickness of the panel 1, and the thickness of the panel 1 needs to be determined according to the bearing load through the bending test. The thickness of the sleeper body 2.1 is 2cm, and the width is 60cm, and the length is 4m, the thickness of the rubber layer 2.3 is 1mm, and the size of the assembling female mouth 2.2 is 20cm*20cm*2cm.
[0024] The thickness of the rail body 3.1 is 2cm, and the width is 60cm, and the length is 6.6m, and the size of the assembling male mouth 3.2 is 20cm*20cm*2cm, and the center distance of adjacent two assembling male mouths 3.2 is 1.2m.
[0025] The size of the panel 1 is 4m*6.6m, and the width of the sliding wing 1.2 is 60cm.
[0026] The material of the sleeper 2 and the track 3 is steel plate.
[0027] With the temporary covering of the trench as an example, the construction process includes the following steps:
[0028] S1: after the trench is formed, temporary closure is needed, the upper edge base layer soil on both sides of the trench is arranged, and is rammed to more than 90% of the compaction degree, and is paved with 3cm or so medium coarse sand to flatten.
[0029] S2: across the trench, the sleeper 2 is laid along the longitudinal direction of the trench, and the center distance of adjacent sleepers 2 is 1.2m.
[0030] S3: Laying track 3 at one end of sleeper 2, inserting assembly male 3.2 into assembly female 2.2; laying track 3 at the other end in the same way, forming the upper side steel rail working surface of the trench, sleeper 2 and track 3 forming the steel skeleton of the covering structure.
[0031] S4: Moving panel 1 to the position where the trench needs to be covered, installation complete. Repeating the process, continuously covering panel 1, panel 1, sleeper 2, track 3 forming the overall covering structure of the trench, the covered trench having the capacity to pass vehicles and pedestrians. It should be noted that the joint of panel 1 should be staggered with the joint of track 3, with a distance of no less than 1m.
[0032] S5: When the work in the trench is complete and the trench needs to be backfilled, the overall covering structure of the trench is removed. Moving away panel 1, then removing track 3 and sleeper 2 in turn, cleaning the area of the restoration equipment, and the temporary covering work of the trench is complete.
[0033] The preferred embodiments of the present application have been described in detail above, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present application.
Claims
1. A track-mounted UHPC high-performance concrete slab covering apparatus, characterized in that: The utility model relates to a track support, track and panel, the track support is composed of pillow body, rubber layer, assembly female mouth, installs rubber layer on the upper surface of the middle part of pillow body, and each has an assembly female mouth in the both ends of pillow body, the track is composed of rail body, assembly male mouth, and the lower surface of rail body is equipped with assembly male mouth at equal intervals, and assembly male mouth is used for inserting assembly female mouth and connects track and track support, the panel is composed of reinforced cage, panel main part, slide wing, and the panel has reinforced cage as the tensile stress component of panel, and the both sides of panel main part are slide wing, the width of slide wing is same with the width of track, and the sum of slide wing thickness and track thickness is panel thickness.
2. A track-mounted UHPC high-performance concrete slab covering apparatus according to claim 1, characterized in that: The thickness of pillow body is 2cm, the width is 60cm, and the length is 4m, the thickness of rubber layer is 1mm, and the size of assembly female mouth is 20cm*20cm*2cm.
3. A track-mounted UHPC high-performance concrete slab covering apparatus according to claim 1, characterized in that: The filling material of panel is UHPC high performance concrete.
4. A track-mounted UHPC high-performance concrete slab covering apparatus according to claim 1, characterized in that: The thickness of rail body is 2cm, the width is 60cm, and the length is 6.6m, the size of assembly male mouth is 20cm*20cm*2cm, and the center distance of adjacent two assembly male mouths is 1.2m.
5. A track-mounted UHPC high-performance concrete slab covering apparatus according to claim 1, characterized in that: The size of panel is 4m*6.6m, and the width of slide wing is 60cm.
6. A track-mounted UHPC high-performance concrete slab covering apparatus according to claim 1, characterized in that: The material of track support and track is steel plate.