Foundation structure of highway composite foundation and highway structure

Abstract

The utility model relates to the field of road composite foundation structures, and discloses a road composite foundation structure which comprises a wing plate, an arc-shaped connecting part is arranged on the lower surface of the wing plate, a longitudinal foundation inserting plate is connected to the lower surface of the wing plate in an inserting mode, and a fixing assembly is arranged in the longitudinal foundation inserting plate. And the fixing assembly comprises a material injection pipe, the material injection pipe penetrates through and is fixedly connected to the upper surface of the wing plate, the left surface of the longitudinal foundation inserting plate penetrates through and is fixedly connected with a discharging pipe, a sliding groove is formed in the inner wall of the bottom end of the longitudinal foundation inserting plate, and the material injection pipe communicates with the discharging pipe. According to the longitudinal foundation inserting plate, through cooperation of the fixing assemblies, after concrete is injected, the conical block can be stably pushed to be inserted into a soil layer, the stability of the longitudinal foundation inserting plate is enhanced, after the conical block is inserted into the soil layer, the middle of the circular ring leaks out, and the concrete can be poured through the conical block.

Description

Technical Field

[0001] The utility model relates to the field of highway composite foundation structure, in particular to a highway composite foundation structure and a highway structure. Background Art

[0002] With the rapid development of modern transportation, highways are an important part of the transportation network, and their quality and stability are directly related to driving safety and transportation efficiency. In highway construction, the design and construction of foundation structure and highway structure are the key to ensuring the quality and service life of the highway. Among them, composite foundation, as an advanced foundation treatment technology, has been widely used in highway construction.

[0003] After searching, Chinese patent announcement number: CN219862161U discloses a highway composite foundation structure and a highway structure, which belongs to the technical field of highway composite foundation structure. The highway composite foundation structure includes a wing plate, and the bottom of the wing plate is connected to multiple groups of longitudinal foundation plug plates, and also includes: a liquid inlet pipe connected to the wing plate; multiple groups of liquid outlet pipes, which are transversely arranged on the longitudinal foundation plug plates, and the liquid outlet pipes are connected to the liquid inlet pipe; a slide groove is arranged in the liquid outlet pipe; the utility model can be installed by the liquid inlet pipe, the liquid outlet pipe, and the sliding plunger. When the wing plate is installed, the liquid cement slurry can be injected into the liquid inlet pipe, and then the sliding plunger is moved out and the cement slurry is sprayed out at the same time, which promotes the stability of the connection between the longitudinal foundation plug plate and the surrounding soil, and is easy to use.

[0004] Although the device has certain improvements, when using concrete to push out the sliding plunger, the concrete is likely to flow out directly from the outlet, and the sliding plunger is easily blocked by the soil layer and cannot be pushed by the concrete, resulting in the inability to reinforce the longitudinal foundation plug plate. Therefore, a highway composite foundation structure and a highway structure are proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a highway composite foundation structure and a highway structure, aiming to improve the problem that when the device uses concrete to push out the sliding plunger, the concrete is easy to flow out directly from the liquid outlet, and the sliding plunger is easily blocked by the soil layer and cannot be pushed by the concrete, resulting in the inability to reinforce the longitudinal foundation plug plate, which has certain limitations.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a highway composite foundation structure comprises a wing plate, the lower surface of the wing plate is provided with an arc-shaped connecting portion, the lower surface of the wing plate is plugged with a longitudinal foundation plug plate, a fixing component is arranged inside the longitudinal foundation plug plate, the fixing component comprises an injection pipe, the injection pipe passes through and is fixedly connected to the upper surface of the wing plate, the left surface of the longitudinal foundation plug plate passes through and is fixedly connected with a discharge pipe, a sliding groove is provided on the inner wall of the bottom end of the longitudinal foundation plug plate, the fixing component also comprises a slider, the inner wall of the left side of the longitudinal foundation plug plate is fixedly connected with a positioning block, the lower surface of the slider is fixedly connected with a circular ring, the left surface of the circular ring is fixedly connected with a conical block, the left end of the discharge pipe is fixedly connected with a film, the inner wall of the circular ring is elastically connected with a stopper through a compression spring, and the left surface of the stopper is provided with a positioning groove.

[0007] As a further description of the above technical solution:

[0008] The injection pipe is connected to the discharge pipe, and the discharge pipe is provided with multiple groups, and the multiple groups of the discharge pipes are arranged in a symmetrical longitudinal array along the front and rear sides of the injection pipe.

[0009] As a further description of the above technical solution:

[0010] The sliding block is slidably connected to the inner wall of the sliding groove, the right surface of the positioning block is set as an inclined surface, the conical block is set as a cone, the positioning groove is opened in a triangle shape, and the positioning block is inserted into the inner wall of the positioning groove.

[0011] As a further description of the above technical solution:

[0012] The stopper is slidably connected to the inner wall of the ring, one end of the compression spring is fixedly connected to the right surface of the stopper, and the other end of the compression spring is fixedly connected to the inner wall on the right side of the ring. The stopper and the compression spring are provided in multiple groups, and the multiple groups of the stopper and the compression spring are symmetrically distributed along the center line of the ring.

[0013] As a further description of the above technical solution:

[0014] The highway structure comprises a coarse aggregate layer laid on the top of the wing plate, a fine aggregate layer laid on the upper surface of the coarse aggregate layer, a middle surface layer laid on the upper surface of the fine aggregate layer, and an asphalt surface layer laid on the upper surface of the middle surface layer.

[0015] The thickness of the coarse aggregate layer is 30 cm, and the thickness of the fine aggregate layer is 30 cm.

[0016] As a further description of the above technical solution:

[0017] The thickness of the middle surface layer is 15 cm, and the thickness of the asphalt surface layer is 5 cm.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, through the cooperation of the fixing components, after the concrete is injected, the conical block can be stably pushed to penetrate into the soil layer, thereby enhancing the stability of the longitudinal foundation plug plate. When the conical block penetrates into the soil layer, the middle part of the ring will leak out, and the concrete can be poured through the conical block.

[0020] 2. In the utility model, the stability of the highway structure after paving is ensured by the coordination of the coarse aggregate layer, the fine aggregate layer, the middle surface layer, the asphalt surface layer, the wing plate and the longitudinal foundation plug plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a front view schematic diagram of the three-dimensional structure of the overall device in the utility model;

[0022] Figure 2 It is a front view schematic diagram of the three-dimensional structure of the middle wing plate and the longitudinal foundation plug plate of the utility model;

[0023] Figure 3 It is a cross-sectional schematic diagram of the three-dimensional structure of the middle wing plate and the longitudinal foundation plug plate of the utility model;

[0024] Figure 4 It is a schematic cross-sectional diagram of the longitudinal foundation plug plate, the conical block, and the circular ring three-dimensional structure in the utility model;

[0025] Figure 5 It is a schematic cross-sectional diagram of the three-dimensional structure of the circular ring and the positioning block in the utility model.

[0026] Legend:

[0027] 1. Wing plate; 101. Arc-shaped connecting part; 2. Coarse aggregate layer; 3. Fine aggregate layer; 4. Middle surface layer; 5. Asphalt surface layer; 6. Longitudinal foundation plug plate; 71. Conical block; 72. Ring; 73. Sliding block; 74. Positioning block; 75. Stopper; 76. Compression spring; 77. Film; 701. Injection pipe; 702. Discharge pipe; 703. Slide groove; 704. Positioning groove. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Reference Figure 2 - Figure 4 The utility model provides an embodiment: a highway composite foundation structure, including a wing plate 1, the wing plate 1 is made of concrete, the lower surface of the wing plate 1 is provided with an arc-shaped connecting portion 101, the arc-shaped connecting portion 101 is provided with multiple groups, evenly distributed on the lower surface of the wing plate 1, the lower surface of the wing plate 1 is plugged with a longitudinal foundation plug plate 6, the longitudinal foundation plug plate 6 is provided with multiple groups, evenly distributed at the arc-shaped connecting portion 101, the longitudinal foundation plug plate 6 is also made of concrete, when installing the longitudinal foundation plug plate 6, it is necessary to dig a slot at the arc-shaped connecting portion 101, and insert the longitudinal foundation plug plate 6, the longitudinal foundation plug plate 6 A fixing component is arranged inside the foundation plug plate 6, and the fixing component can be driven into the soil layer to further reinforce the device. The fixing component includes an injection pipe 701, and the concrete to be poured is injected from the injection pipe 701. The upper surface of the injection pipe 701 is flush with the upper surface of the wing plate 1, and the injection pipe 701 passes through and is fixedly connected to the upper surface of the wing plate 1. A discharge pipe 702 passes through and is fixedly connected to the left surface of the longitudinal foundation plug plate 6, and the poured concrete flows out from the discharge pipe 702. The left surface of the discharge pipe 702 is flush with the longitudinal foundation plug plate 6, and a slide groove 703 is provided on the inner wall of the bottom end of the longitudinal foundation plug plate 6.

[0030] Reference Figure 2 - Figure 4 The injection pipe 701 is connected to the discharge pipe 702, and multiple groups of discharge pipes 702 are provided. The multiple groups of discharge pipes 702 are arranged in a symmetrical longitudinal array along the front and rear sides of the injection pipe 701, so that the concrete can flow out more evenly.

[0031] Reference Figure 2 , Figure 4 , Figure 5The fixing assembly also includes a slider 73, the width of which matches the width of the slide groove 703, a positioning block 74 is fixedly connected to the inner wall of the left side of the longitudinal foundation plug plate 6, a ring 72 is fixedly connected to the lower surface of the slider 73, the center of the ring 72 is a circular groove running through the left and right directions, a conical block 71 is fixedly connected to the left surface of the ring 72, the ring 72 and the conical block 71 can move synchronously, and a film 77 is fixedly connected to the left end of the discharge pipe 702, and the film 77 is made of plastic and can block the conical block 71, but When squeezed by external force, the film 77 will be broken, and the conical block 71 can penetrate into the soil layer to enhance the stability of the longitudinal foundation plug plate 6. The inner wall of the ring 72 is elastically connected to the block 75 through the compression spring 76. The block 75 can block the hollow part of the ring 72. When pouring concrete, the concrete will push the ring 72, the conical block 71 and the block 75 to move, and the conical block 71 will break the film 77. A positioning groove 704 is provided on the left surface of the block 75, and the right position of the positioning groove 704 is flush with the left position of the positioning block 74.

[0032] Reference Figure 2 , Figure 4 , Figure 5 The slider 73 is slidably connected to the inner wall of the slide groove 703, the right surface of the positioning block 74 is set as an inclined surface, the conical block 71 is set as a cone, the cross-sectional area of ​​the left end is smaller than the cross-sectional area of ​​the right end, the positioning groove 704 is opened into a triangle, and the positioning block 74 is inserted into the inner wall of the positioning groove 704. When the positioning block 74 is inserted into the positioning groove 704, it will squeeze the inner wall of the positioning groove 704, so that the two blocks 75 are opened, thereby removing the obstruction to the concrete and allowing the concrete to pass through.

[0033] Reference Figure 2 , Figure 4 , Figure 5 The stopper 75 is slidably connected to the inner wall of the ring 72 and slides laterally. One end of the compression spring 76 is fixedly connected to the right surface of the stopper 75, and the other end of the compression spring 76 is fixedly connected to the inner wall of the right side of the ring 72. When the stopper 75 moves to the right, it squeezes the compression spring 76 to generate a reaction force. There are multiple groups of stoppers 75 and compression springs 76, and the multiple groups of stoppers 75 and compression springs 76 are symmetrically distributed along the center line of the ring 72.

[0034] Reference Figure 1 The utility model also provides a highway structure, including a coarse aggregate layer 2 laid on the top of the wing plate 1, the coarse aggregate layer 2 is paved with crushed stones, large particles are laid at the bottom, and small particles are laid at the top, the upper surface of the coarse aggregate layer 2 is paved with a fine aggregate layer 3, the fine aggregate layer 3 is paved with sand and soil, and is used to fill gaps to ensure stability, the upper surface of the fine aggregate layer 3 is paved with a middle surface layer 4, the middle surface layer 4 is medium-grained asphalt concrete, and the upper surface of the middle surface layer 4 is paved with an asphalt surface layer 5, the asphalt surface layer 5 is fine-grained asphalt concrete, to ensure a smooth road surface.

[0035] Reference Figure 1 , the thickness of the coarse aggregate layer 2 is 30 cm, and the thickness of the fine aggregate layer 3 is 30 cm.

[0036] Reference Figure 1 The thickness of the middle surface layer 4 is 15 cm, and the thickness of the asphalt surface layer 5 is 5 cm.

[0037] Working principle: When the device is used, first dig a slot at the arc-shaped connecting portion 101, and install the longitudinal foundation plug plate 6 into the slot. At this time, the injection pipe 701 and the discharge pipe 702 will be in a connected state, and then concrete will be injected from the injection pipe 701. The concrete will flow into the discharge pipe 702 through the injection pipe 701. When the concrete contacts the ring 72, it will be blocked. The concrete will push the ring 72, the conical block 71 and the stopper 75 to move to both sides. The moving conical block 71 will The film 77 is punctured and penetrates into the soil layer to ensure the stability of the longitudinal foundation plug plate 6 and the wing plate 1. When the conical block 71 moves to the edge, the positioning block 74 will be plugged into the positioning groove 704. During the process of the positioning block 74 plugging into the positioning groove 704, the stopper 75 will be driven to move to the left and right sides and open. The moving stopper 75 will squeeze the compression spring 76 to generate a reaction force, and the moving stopper 75 will also release the obstruction to the ring 72, so that concrete can be poured through the conical block 71 and the ring 72.

[0038] After pouring is completed, a coarse aggregate layer 2, a fine aggregate layer 3, a middle surface layer 4, and an asphalt surface layer 5 are laid in sequence on top of the wing plate 1. The laying of the coarse aggregate layer 2, the fine aggregate layer 3, the middle surface layer 4, and the asphalt surface layer 5 can ensure the stability of the highway structure and the smoothness of the highway surface.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A highway composite foundation structure, comprising a wing plate (1), characterized in that: The lower surface of the wing plate (1) is provided with an arc-shaped connecting portion (101), the lower surface of the wing plate (1) is plugged with a longitudinal foundation plug plate (6), a fixing component is arranged inside the longitudinal foundation plug plate (6), the fixing component comprises an injection pipe (701), the injection pipe (701) passes through and is fixedly connected to the upper surface of the wing plate (1), a discharge pipe (702) passes through and is fixedly connected to the left surface of the longitudinal foundation plug plate (6), and a slide groove (702) is provided on the inner wall of the bottom end of the longitudinal foundation plug plate (6). 3), the fixing assembly also includes a slider (73), the inner wall on the left side of the longitudinal foundation plug plate (6) is fixedly connected with a positioning block (74), the lower surface of the slider (73) is fixedly connected with a ring (72), the left surface of the ring (72) is fixedly connected with a conical block (71), the left end of the discharge pipe (702) is fixedly connected with a film (77), the inner wall of the ring (72) is elastically connected with a stopper (75) through a compression spring (76), and the left surface of the stopper (75) is provided with a positioning groove (704).

2. The highway composite foundation structure according to claim 1, characterized in that: The injection pipe (701) is connected to the discharge pipe (702), and the discharge pipe (702) is provided with multiple groups. The multiple groups of the discharge pipes (702) are arranged in a symmetrical longitudinal array along the front and rear sides of the injection pipe (701).

3. The highway composite foundation structure according to claim 1, characterized in that: The sliding block (73) is slidably connected to the inner wall of the sliding groove (703), the right surface of the positioning block (74) is set as an inclined surface, the conical block (71) is set as a cone, the positioning groove (704) is opened in a triangle shape, and the positioning block (74) is inserted into the inner wall of the positioning groove (704).

4. The highway composite foundation structure according to claim 1, characterized in that: The stopper (75) is slidably connected to the inner wall of the circular ring (72), one end of the compression spring (76) is fixedly connected to the right surface of the stopper (75), and the other end of the compression spring (76) is fixedly connected to the inner wall on the right side of the circular ring (72). The stopper (75) and the compression spring (76) are provided in multiple groups, and the multiple groups of the stopper (75) and the compression spring (76) are symmetrically distributed along the center line of the circular ring (72).

5. A highway structure, comprising the highway composite foundation structure according to any one of claims 1 to 4, characterized in that: It comprises a coarse aggregate layer (2) laid on the top of the wing plate (1), a fine aggregate layer (3) laid on the upper surface of the coarse aggregate layer (2), a middle surface layer (4) laid on the upper surface of the fine aggregate layer (3), and an asphalt surface layer (5) laid on the upper surface of the middle surface layer (4).

6. A highway structure according to claim 5, characterized in that: The thickness of the coarse aggregate layer (2) is 30 cm, and the thickness of the fine aggregate layer (3) is 30 cm.

7. A highway structure according to claim 5, characterized in that: The thickness of the middle surface layer (4) is 15 cm, and the thickness of the asphalt surface layer (5) is 5 cm.

Images