Underground emergency facility

Abstract

The underground emergency facility comprises a cabin body, an inlet connecting section and a cabin entrance, and the cabin body, the inlet connecting section and the cabin entrance are made of bamboo winding composite materials. And the cabin inlet is communicated with the cabin body through the inlet connecting section. The inlet connecting section and the cabin body are respectively and transversely arranged, end plates are arranged at two ends of the cabin body, and the end part of the inlet connecting section is arranged on the end plates of the cabin body. The bamboo winding composite material has the advantages of being short in construction period, convenient to construct and install, capable of being put into use quickly, flexible and diversified in design, low in comprehensive manufacturing cost and the like, and further has the performance characteristics of being high in bearing capacity, high in deformation resistance, heat-insulating, heat-preserving, corrosion-resistant, flame-retardant, non-toxic, long in service life and the like. The system is suitable for application scenes such as personnel emergency evacuation, life and rest, material storage and the like in need of rapid construction and rapid use.

Description

Technical Field

[0001] The utility model relates to the field of civil underground emergency facilities, in particular to an underground emergency facility. Background Art

[0002] Bamboo-wound composite material is a new type of bio-based composite material made by using natural biological materials such as bamboo and hemp as the matrix, high-strength fibers such as aramid, ultra-high molecular weight polyethylene, and carbon fiber as the reinforcement, and resin as the adhesive, and adopting the winding process technology. This composite material gives full play to the characteristics of bamboo with high axial tensile strength and strong bending resistance, and has many advantages such as green environmental protection, light weight and high strength, strong anti-deformation ability, long service life, wide application temperature range, flame retardant and non-toxic, seawater corrosion resistance, heat insulation and sound insulation, and good stealth effect.

[0003] In recent years, with the increasing maturity of related products and technologies such as bamboo-wound composite pressure pipes and pipe corridors, bamboo-wound composite materials, as a kind of composite material with excellent performance, low cost, and green environmental protection, have replaced the applications of traditional high-energy-consuming and highly polluting materials such as polyethylene plastics, glass fiber reinforced plastics, reinforced concrete, and steel in the fields of water supply and drainage engineering, petrochemical engineering, etc., and have good application prospects.

[0004] Existing underground emergency facilities are mainly composed of materials such as concrete fortifications, metal corrugated steel, and resin composite fiberglass. Among them, concrete fortifications are easy to obtain materials and have low costs, but they have a large density, a long construction period, complex construction, and poor anti-deformation ability; metal corrugated steel fortifications are easy to obtain materials and have high strength, but they also have disadvantages such as complex processing technology, poor plasticity, large density of metal materials, difficult transportation and installation, and poor corrosion resistance during use; while fiberglass of resin composite material has strong rigidity, large density, poor anti-deformation ability, and is difficult to quickly assemble and construct, and cannot meet the timeliness requirements. That is, there is a lack of an underground emergency facility that can simultaneously meet the requirements of convenient construction, simple process flow, rapid assembly, high performance in structural bearing capacity and plasticity, etc. Summary of the Utility Model

[0005] The utility model aims at the above problems and provides an underground emergency facility.

[0006] The technical solution adopted by the utility model is as follows:

[0007] The present application provides an underground emergency facility, including a cabin body and an entrance to the cabin, the entrance to the cabin is communicated with the cabin body, and the cabin body and the entrance to the cabin are made of bamboo-wound composite material.

[0008] Compared with traditional concrete, metal corrugated steel, and fiberglass composite underground emergency facilities, the use of bamboo-wound composite materials gives this application the advantages of short construction period, convenient construction and installation, quick commissioning, flexible and diverse design, and low comprehensive construction cost. It also has performance characteristics such as high bearing capacity, strong anti-deformation ability, heat insulation, corrosion resistance, flame retardancy, non-toxicity, and long service life, and is suitable for application scenarios that require rapid construction and quick commissioning, and can provide personnel emergency evacuation, living and rest, material storage, etc.

[0009] Bamboo-wound composite material refers to a new type of bio-based material with bamboo as the base material, resin as the adhesive, and processed by winding technology. Bamboo-wound composite material has the characteristics of renewable resources, light weight, high strength, flame retardancy, heat preservation, environmental friendliness, energy conservation, and low carbon. Its products can be widely used in the fields of transportation, municipal administration, water conservancy, construction, and military industry, and its industrial chain runs through the primary, secondary, and tertiary industries of the national economy. This application applies bamboo-wound composite material to the technical field of underground emergency facilities. Refer to the invention patent document with the patent number CN107696592B, which discloses the preparation method of bamboo-wound composite material.

[0010] Further, the underground emergency facility further includes an entrance connection section, and the access hatch communicates with the cabin body through the entrance connection section.

[0011] Further, the entrance connection section and the cabin body are respectively arranged horizontally. End plates are arranged at both ends of the cabin body, and the end of the entrance connection section is arranged on the end plate of the cabin body;

[0012] The access hatch is arranged on the side wall of the entrance connection section and above the entrance connection section;

[0013] The underground emergency facility further includes a sealing plate, and the sealing plate is arranged at the end of the entrance connection section away from the cabin body.

[0014] During actual use, the cabin body, the entrance connection section, and the access hatch are all located underground, and the end cover arranged on the access hatch is located on the ground or above the ground.

[0015] Further, the entrance connection section and the sealing plate are made of bamboo-wound composite material.

[0016] Further, the underground emergency facility further includes a ventilation device, and the ventilation device is arranged at one end of the entrance connection section close to the cabin body.

[0017] The ventilation device is used to realize the gas communication between the inside of the cabin and the outside. Arranging the ventilation device in the entrance connection section is beneficial to maintaining the ventilation function across the inside of the cabin without damaging the structural strength of the cabin body.

[0018] Further, the access hatch includes an inclined access hatch and a straight access hatch;

[0019] The inclined access hatch and the straight access hatch are respectively arranged at two side ends of the cabin body.

[0020] Further, a ladder is arranged inside the access hatch;

[0021] An end cover is further arranged at one end of the access hatch away from the cabin body.

[0022] Further, an inclined ladder is arranged inside the inclined access hatch, and a straight ladder is arranged inside the straight access hatch;

[0023] The end cover is horizontally arranged at the end of the straight access hatch and / or the inclined access hatch.

[0024] Further, the cabin body is a circular or square tubular structure.

[0025] Further, the wall thickness of the cabin body is uniform. When the cabin body is a square tubular structure, the adjacent walls are smoothly transitionally connected.

[0026] Further, the underground emergency facility further includes a floor layer, the floor layer is arranged inside the cabin body, and a storage space is formed between the lower side surface of the floor layer and the inner wall of the cabin body;

[0027] A number of benches are arranged above the floor layer.

[0028] Further, a storage device for storing items is arranged in the storage space, and the storage space is used for storing emergency items such as water, dry rations, and medical first aid devices.

[0029] Further, the underground emergency facility further includes a lighting device, an energy storage device, and a solar panel. The energy storage device is connected to the solar panel, and the energy storage device is connected to the lighting device;

[0030] The lighting device is arranged inside the cabin body, and the solar panel is arranged outside the cabin body.

[0031] This application also discloses the assembly steps of the underground emergency facility:

[0032] Overall design of the underground emergency facility;

[0033] Manufacture of the bamboo-wound composite material underground emergency facility components;

[0034] On-site splicing construction and installation;

[0035] Function debugging and overall acceptance of the underground emergency facility.

[0036] The specific manufacturing implementation process is as follows:

[0037] (1) Based on factors such as the functional requirements of underground emergency facilities, underground space requirements, installation construction site conditions, and transportation and installation convenience, the specific size and structure of the bamboo-wound composite material underground emergency facilities are overall designed, and the overall structure is decomposed into individual bamboo-wound composite material components. Then, corresponding component manufacturing methods and component splicing schemes are formulated according to the bamboo-wound composite material components of different sizes and shapes;

[0038] (2) Manufacture bamboo-wound composite material components of different sizes and shapes according to the preparation methods described in GBT37805-2019 (Bamboo-Wound Composite Pipes) and LYT3202-2020 (Bamboo-Wound Pipe Corridors); for underground emergency facilities with special strength requirements, during the winding production process of bamboo-wound composite material components, one or several combinations including but not limited to aramid, carbon fiber, basalt fiber, ultra-high molecular weight polyethylene fiber, and polyurea resin can be selected to meet special strength and other requirements.

[0039] (3) According to the underground space structure of the underground emergency facilities, after the foundation pit project is completed, all bamboo-wound composite material components start to be assembled and spliced in the following order:

[0040] 1) Install the cabin body in place in the foundation pit;

[0041] 2) Install end plates with connection holes at both ends of the cabin body;

[0042] 3) Install the entrance connection section with an installation port on the end plate with a connection hole to make the entrance connection section communicate with the cabin body;

[0043] 4) Install a sealing plate at the end of the entrance connection section far from the cabin body;

[0044] 5) Install the inclined access hatch on the installation port of the entrance connection section;

[0045] 6) Install the straight access hatch on the installation port of another entrance connection section;

[0046] 7) Install an inclined ladder in the inclined access hatch, install a straight ladder in the straight access hatch, install internal facilities such as lighting devices and floor layers inside the cabin body, install ventilation devices on the cabin body or the entrance connection section, install end covers above the inclined access hatch and the straight access hatch, and debug the internal facilities;

[0047] 8) Backfill the soil to complete the installation of the bamboo-wound composite material underground emergency facilities.

[0048] The beneficial effects of the present utility model are:

[0049] The underground emergency facility made of bamboo-wound composite materials provided by this application is applicable to scenarios that require rapid installation and quick commissioning, and can provide application scenarios such as emergency evacuation of personnel, living and resting, and material storage. This application uses bamboo-wound composite materials, which have the advantages of short construction period, convenient construction and installation, quick commissioning, flexible and diverse designs, and low comprehensive construction cost. It also has performance characteristics such as high bearing capacity, strong anti-deformation ability, heat insulation, corrosion resistance, flame retardancy, non-toxicity, and long service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0050] Figure 1 is a schematic structural diagram of the underground emergency facility in an embodiment of the present utility model;

[0051] Figure 2 is a schematic diagram of the installation steps of the underground emergency facility in an embodiment of the present utility model.

[0052] Each reference numeral in the figure is as follows:

[0053] 10, cabin body; 101, end plate; 20, access hatch; 201, inclined access hatch; 202, straight access hatch; 203, inclined ladder; 204, straight ladder; 205, end cover; 30, entrance connection section; 301, sealing plate; 40, ventilation device; 50, floor layer; 501, bench; 60, storage space; 70, lighting device. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0054] The following will describe the present utility model in detail with reference to the accompanying drawings.

[0055] As Figure 1 shown, this application provides an underground emergency facility, including a cabin body 10 and an access hatch 20. The access hatch 20 is communicated with the cabin body 10, and the cabin body 10 and the access hatch 20 are made of bamboo-wound composite materials.

[0056] Compared with traditional underground emergency facilities made of concrete, metal corrugated steel, and fiberglass composite materials, the use of bamboo-wound composite materials endows this application with advantages such as short construction period, convenient construction and installation, quick commissioning, flexible and diverse designs, and low comprehensive construction cost. It also has performance characteristics such as high bearing capacity, strong anti-deformation ability, heat insulation, corrosion resistance, flame retardancy, non-toxicity, and long service life, and is applicable to scenarios that require rapid construction and quick commissioning, and can provide application scenarios such as emergency evacuation of personnel, living and resting, and material storage.

[0057] Bamboo-wound composite materials refer to new bio-based materials with bamboo as the base material and resin as the adhesive, processed and formed by the winding process. Bamboo-wound composite materials have the characteristics of renewable resources, light weight, high strength, flame retardancy, heat preservation, environmental friendliness, energy conservation and low carbon. Their products can be widely used in the fields of transportation, municipal administration, water conservancy, construction and military industry, and their industrial chain runs through the primary, secondary and tertiary industries of the national economy. This application applies bamboo-wound composite materials to the technical field of underground emergency facilities. Refer to the invention patent document with the patent number CN107696592B, which discloses the preparation method of bamboo-wound composite materials.

[0058] In this embodiment, the underground emergency facility further includes an entrance connection section 30. The access hatch 20 is communicated with the cabin body 10 through the entrance connection section 30.

[0059] In this embodiment, the entrance connection section 30 and the cabin body 10 are respectively arranged horizontally. End plates 101 are arranged at both ends of the cabin body 10, and the end of the entrance connection section 30 is arranged on the end plate 101 of the cabin body 10;

[0060] The access hatch 20 is arranged on the side wall of the entrance connection section 30 and is located above the entrance connection section 30;

[0061] The underground emergency facility further includes a sealing plate 301, and the sealing plate 301 is arranged at the end of the entrance connection section 30 away from the cabin body 10.

[0062] During actual use, the cabin body 10, the entrance connection section 30 and the access hatch 20 are all located underground, and the end cover 205 arranged on the access hatch 20 is located on the ground or above the ground.

[0063] In this embodiment, the entrance connection section 30 and the sealing plate 301 are made of bamboo-wound composite materials.

[0064] In this embodiment, both the entrance connection section 30 and the access hatch 20 are tubular structures with a circular cross-section.

[0065] In this embodiment, the radial dimension of the cabin body 10 is larger than that of the entrance connection section 30, and the radial dimension of the entrance connection section 30 is larger than that of the access hatch 20.

[0066] In this embodiment, the underground emergency facility further includes a ventilation device 40, and the ventilation device 40 is arranged at one end of the entrance connection section 30 close to the cabin body 10.

[0067] The ventilation device 40 is used to realize the gas communication between the inside of the cabin and the outside. The arrangement of the ventilation device 40 on the entrance connection section 30 is beneficial to maintaining the ventilation function across the inside of the cabin without damaging the structural strength of the cabin body 10.

[0068] In this embodiment, the access hatch 20 includes an inclined access hatch 201 and a straight access hatch 202;

[0069] The inclined access hatch 201 and the straight access hatch 202 are respectively arranged at two side ends of the cabin body 10.

[0070] In this embodiment, a ladder is arranged inside the access hatch 20.

[0071] One end of the access hatch 20 far from the cabin body 10 is further provided with an end cover 205.

[0072] In this embodiment, an inclined ladder 203 is arranged inside the inclined access hatch 201, and a straight ladder 204 is arranged inside the straight access hatch 202.

[0073] The end cover 205 is horizontally arranged at the ends of the straight access hatch 202 and the inclined access hatch 201.

[0074] In this embodiment, the cabin body 10 is a circular tubular structure.

[0075] In other embodiments, the cabin body 10 is a square tubular structure (specifically, it can be a square prism-shaped tubular structure).

[0076] In this embodiment, the wall thickness of the cabin body 10 is uniform. When the cabin body 10 is a square tubular structure, the adjacent walls are smoothly transitionally connected.

[0077] In this embodiment, the underground emergency facility further includes a floor layer 50, the floor layer 50 is arranged inside the cabin body 10, and a storage space 60 is formed between the lower side surface of the floor layer 50 and the inner wall of the cabin body 10.

[0078] A plurality of benches 501 are arranged above the floor layer 50.

[0079] In this embodiment, a storage device for storing items is arranged in the storage space 60, and the storage space 60 is used for storing emergency items such as water, dry rations, and medical first aid devices.

[0080] In this embodiment, the underground emergency facility further includes a lighting device 70, an energy storage device, and a solar panel. The energy storage device is connected to the solar panel, and the energy storage device is connected to the lighting device 70.

[0081] The lighting device 70 is arranged inside the cabin body 10, and the solar panel is arranged outside the cabin body 10.

[0082] This application also discloses the assembly steps of the underground emergency facility:

[0083] Overall design of the underground emergency facility;

[0084] Manufacture of bamboo-wound composite material underground emergency facility components;

[0085] On-site splicing construction and installation;

[0086] Functional commissioning and overall acceptance of underground emergency facilities.

[0087] The specific manufacturing implementation process is as follows:

[0088] (1) Based on factors such as the functional requirements for the use of underground emergency facilities, underground space requirements, installation construction site conditions, and transportation and installation convenience, overall design the specific size and structure of the bamboo-wrapped composite material underground emergency facilities, decompose the overall structure into individual bamboo-wrapped composite material components, and then formulate corresponding component manufacturing methods and component splicing schemes according to the bamboo-wrapped composite material components of different sizes and shapes;

[0089] (2) Prepare bamboo-wrapped composite material components of different sizes and shapes according to the preparation methods of GBT37805-2019 (Bamboo-wrapped Composite Pipe) and LYT3202-2020 (Bamboo-wrapped Pipe Gallery); for underground emergency facilities with special strength requirements, during the winding production process of bamboo-wrapped composite material components, one or several combinations including but not limited to aramid, carbon fiber, basalt fiber, ultra-high molecular weight polyethylene fiber, and polyurea resin can be selected to meet special strength and other requirements.

[0090] (3) According to the underground space structure of the underground emergency facilities, after completing the foundation pit project, all bamboo-wrapped composite material components start to be assembled and spliced in the following order (as Figure 2 shown):

[0091] 1) Install the cabin 10 in place in the foundation pit;

[0092] 2) Install the end plates 101 with connection holes at both ends of the cabin 10;

[0093] 3) Install the inlet connection section 30 with an installation port onto the end plate 101 with a connection hole to connect the inlet connection section 30 with the cabin 10;

[0094] 4) Install the sealing plate 301 at the end of the inlet connection section 30 away from the cabin 10;

[0095] 5) Install the inclined access hatch 201 onto the installation port of the inlet connection section 30;

[0096] 6) Install the straight access hatch 202 onto the installation port of another inlet connection section 30;

[0097] 7) Install the inclined ladder 203 inside the inclined access hatch 201, install the straight ladder 204 inside the straight access hatch 202, install internal facilities such as lighting devices 70 and floor layers 50 inside the cabin 10, install ventilation devices 40 on the cabin 10 or the inlet connection section 30, install end caps 205 above the inclined access hatch 201 and the straight access hatch 202, and commission the internal facilities;

[0098] 8) Backfill the soil to complete the installation of the bamboo-wrapped composite underground emergency facilities.

[0099] The entire installation process is simple and convenient. In actual use, the internal facilities such as the lighting device 70 and the floor layer 50 inside the cabin 10 can also be installed on the ground and then placed in the foundation pit.

[0100] The above are only the preferred embodiments of the present invention, and thus do not limit the patent protection scope of the present invention. Any equivalent structural transformation made by using the content of the specification and drawings of the present invention, directly or indirectly applied to other related technical fields, shall be equally included in the protection scope of the present invention.

Claims

1. An underground emergency facility, characterized in that: The utility model comprises a cabin body and a hatch entrance, wherein the hatch entrance is communicated with the cabin body, and the cabin body and the hatch entrance are made of bamboo-wrapped composite materials.

2. An underground emergency facility according to claim 1, characterized in that: The underground emergency facility further comprises an entrance connection section, and the hatch opening is connected with the cabin body through the entrance connection section.

3. An underground emergency facility as claimed in claim 2, characterized in that: The inlet connecting section and the cabin body are respectively arranged transversely, end plates are arranged at both ends of the cabin body, and the end of the inlet connecting section is arranged on the end plate of the cabin body; The hatch is arranged on the side wall of the entrance connecting section and is located above the entrance connecting section; The underground emergency facility further comprises a sealing plate, which is arranged at the end of the inlet connecting section away from the cabin body.

4. An underground emergency facility as claimed in claim 2, characterized in that: The inlet connecting section and the sealing plate are made of bamboo-wound composite materials.

5. An underground emergency facility as claimed in claim 2, characterized in that: The underground emergency facility further comprises a ventilation device, and the ventilation device is arranged at one end of the inlet connecting section close to the cabin body.

6. An underground emergency facility according to claim 1, characterized in that: The hatch opening includes an oblique hatch opening and a straight hatch opening; The oblique entry hatch and the straight entry hatch are respectively arranged at two side ends of the cabin body.

7. An underground emergency facility according to claim 1, characterized in that: A ladder is provided in the hatch; An end cover is also provided at one end of the hatch opening away from the cabin body.

8. An underground emergency facility as claimed in claim 1, characterized in that: The cabin body is a circular or square tubular structure.

9. An underground emergency facility as claimed in claim 8, characterized in that: The underground emergency facility further comprises a floor layer, which is arranged inside the cabin, and a storage space is formed between the lower side of the floor layer and the inner wall of the cabin; A plurality of benches are arranged above the floor layer.

10. An underground emergency facility according to claim 1, characterized in that: The underground emergency facility further includes a lighting device, an energy storage device and a solar panel, wherein the energy storage device is connected to the solar panel, and the energy storage device is connected to the lighting device; The lighting device is arranged inside the cabin, and the solar cell panel is arranged outside the cabin.

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