CN212276675U - Module-assembled tunnel fire model test system foundation tunnel module - Google Patents
Module-assembled tunnel fire model test system foundation tunnel module Download PDFInfo
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- CN212276675U CN212276675U CN202020355150.5U CN202020355150U CN212276675U CN 212276675 U CN212276675 U CN 212276675U CN 202020355150 U CN202020355150 U CN 202020355150U CN 212276675 U CN212276675 U CN 212276675U
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- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 230000006978 adaptation Effects 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims abstract description 4
- 239000000779 smoke Substances 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 230000003044 adaptive effect Effects 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000010425 asbestos Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 8
- 239000003546 flue gas Substances 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000009413 insulation Methods 0.000 description 5
- 238000011160 research Methods 0.000 description 5
- 238000004088 simulation Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011076 safety test Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a module pin-connected panel tunnel fire hazard model test system basis tunnel module, including module frame, roof and bottom plate, module frame is arched frame, the roof is the arc board of bending, the bottom plate is the U template, just the roof with the bottom plate adaptation is respectively installed module frame's top and bottom, just the lower extreme both sides of roof with the upper end both sides fixed connection of bottom plate. Can know via foretell technical scheme, compare with prior art scheme, the utility model discloses an on-module pin-connected panel tunnel conflagration model test system basis tunnel module, the utility model discloses an utilize module frame and respectively the adaptation install roof and bottom plate in module frame top and bottom for basic tunnel module simple structure just assembles the convenience, assembles that back compact structure nature is good, stability is strong.
Description
Technical Field
The utility model relates to a conflagration safety technical field, more specifically the module pin-connected panel tunnel fire model test system basis tunnel module that says so relates to.
Background
Currently, with the rapid development of the railway construction industry in China, the number and the length of railway tunnels in China are continuously increased, great convenience is brought to people's traveling to a certain extent, and meanwhile, a great number of potential safety hazards such as fire hazards are brought. In order to research the flow rule, ventilation strategy and the like of smoke under the condition that fire disasters occur in different types of tunnels, a tunnel structure model which has the same shape and structure as an actual tunnel is designed for fire disaster tests, and the tunnel structure model can be effectively used for guiding the structural design of ventilation and smoke exhaust modes in the actual operation process of the tunnel, so that the safety of railway tunnel operation is improved, and the high efficiency of fire accidents is solved.
However, although the development of a full-scale tunnel fire research is the most direct research means, due to the particularity of the tunnel structure and the characteristics of a huge aspect ratio, the full-scale tunnel test is not only large in scale, difficult to operate and high in cost, but also difficult to obtain a large amount of accurate experimental data, so that the small-scale simulation test research is particularly important in the research method for the tunnel fire. The small-size simulation test system can be used for effectively researching and analyzing the smoke flow rule and the ventilation condition in the simulation test tunnel, but the tunnel module structure of the existing tunnel fire model test system is complex, and the tunnel fire model test system cannot be assembled in a modularized mode, so that great difficulty is brought to a simulation experiment.
Therefore, it is an urgent need to solve the problem of the technical staff in the art to provide a module-assembled tunnel fire model test system foundation tunnel module which is simple in structure and easy to assemble.
Disclosure of Invention
In view of this, in order to solve among the prior art technical problem such as small-size analogue test system's modular structure is complicated, assemble difficulty, high temperature thermal insulation poor, the utility model provides a simple structure, the module pin-connected panel tunnel fire hazard model test system basis tunnel module of easily assembling is the problem that technical staff in the field need solve urgently.
In order to achieve the purpose, the utility model adopts the following technical proposal,
the utility model provides a module pin-connected panel tunnel fire model test system basis tunnel module, includes module frame, roof and bottom plate, module frame is arched frame, the roof is the arc board of bending, the bottom plate is the U template, just the roof with the bottom plate adaptation is respectively installed module frame's top and bottom, just the lower extreme both sides of roof with the upper end both sides fixed connection of bottom plate.
Can know via foretell technical scheme, compare with prior art scheme, the utility model discloses an on-module pin-connected panel tunnel conflagration model test system basis tunnel module, the utility model discloses an utilize module frame and respectively the adaptation install roof and bottom plate in module frame top and bottom for basic tunnel module simple structure just assembles the convenience, assembles that back compact structure nature is good, stability is strong.
Further, the module frame includes the circle arch shape sapwood, transverse connection pole and vertical strengthening rod, the circle arch shape sapwood is two at least, and is a plurality of transverse connection pole is located a plurality of between the circle arch shape sapwood, it is a plurality of vertical strengthening rod is located between the transverse connection pole.
Adopt above-mentioned technical scheme, the utility model discloses a module frame adopts steel welding to form, and its simple structure is stable after the equipment.
Further, the top plate and the bottom plate are double layers, the top plate and the bottom plate are respectively installed at the top and the bottom of the module frame in an adaptive mode, and cavities are formed between the top plate and the bottom plate.
Furthermore, the top plate and the bottom plate are made of high-temperature resistant stainless steel plates; and a heat insulating material is arranged in the cavity, and the heat insulating material is glass fiber and/or asbestos.
The beneficial effects that adopt above-mentioned technical scheme to produce are that, can keep apart high temperature effectively, improve the thermal insulation performance and the high temperature thermal insulation performance of this fire source district module, avoid experimental operating personnel to take place the scald carelessly.
Optionally, the high temperature resistant stainless steel plate is Cr8Ni9Ti stainless steel.
The beneficial effect that adopts above-mentioned technical scheme to produce is, not only effectively prolonged the life of this module, low cost moreover.
Furthermore, a clamping block is fixed on the side wall of the front end of the module frame, and a clamping groove detachably connected with the clamping block is formed on the side wall of the rear end of the module frame; the joint piece with the draw-in groove is a plurality ofly, and is a plurality of the joint piece corresponds respectively with a plurality of the draw-in groove is arranged and can the adaptation joint.
The beneficial effect who adopts above-mentioned technical scheme to produce is for this module is connected convenient with other module erection that link to each other, and connection structure stability is strong, easily dismantles the installation.
Furthermore, the module body still includes adjusting screw, adjusting screw is at least two, adjusting screw locates respectively module frame both sides, and with module frame rotates to be connected.
The beneficial effect who adopts above-mentioned technical scheme to produce is, is convenient for adjust the height of this module, makes this module arrange in under the circumstances that ground is uneven, can ensure this module overall structure's equilibrium and stability through adjusting screw.
Further, still include flue gas sensor and temperature sensor, flue gas sensor with temperature sensor is a plurality of, and is a plurality of flue gas sensor and a plurality of temperature sensor evenly arranges the roof with on the inside wall of bottom plate.
Further, the distance between the smoke sensors is 0.5-2m, and the distance between the temperature sensors is 0.5-2 m.
The beneficial effect that adopts above-mentioned technical scheme to produce is, can in time monitor the flue gas flow law and the characteristic parameter such as temperature field under the different positions in this module, improves the accuracy of test data.
The utility model discloses a module pin-connected panel tunnel fire hazard model test system basis tunnel module, reasonable in design not only, simple structure easily assembles moreover, and the operation of being convenient for can fully provided small-size analogue test system to the demand of fast assembly in conflagration safety test, has good application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic perspective view of a basic tunnel module of a module-assembled tunnel fire model test system provided by the present invention;
fig. 2 is a front view of a basic tunnel module of a module-assembled tunnel fire model test system provided by the present invention;
fig. 3 is a schematic structural diagram of a basic tunnel module of a module-assembled tunnel fire model test system provided by the present invention;
fig. 4 is a schematic diagram of a module frame structure of a basic tunnel module of a module-assembled tunnel fire model test system provided by the present invention;
figure 5 the accompanying drawing is the utility model provides a pair of base plate cross section structure sketch map in module pin-connected panel tunnel fire hazard model test system basis tunnel module.
Wherein, 1 is the module frame, 2 is the roof, 3 is the bottom plate, 11 are dome shape sapwood, 12 are transverse connection pole, 13 are vertical anchor strut, 14 are the joint piece, 15 are the draw-in groove, 4 are adjusting screw.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1-3, the utility model discloses a module pin-connected panel tunnel fire hazard model test system foundation tunnel module, including module frame 1, roof 2 and bottom plate 3, module frame 1 is the arched frame, and roof 2 is the arc board of bending, and bottom plate 3 is the U template, and roof 2 and bottom plate 3 adaptation installation respectively in the top and the bottom of module frame 1, and the lower extreme both sides of roof 2 and the upper end both sides fixed connection of bottom plate 3.
Can know via foretell technical scheme, compare with prior art scheme, the utility model discloses an on-module pin-connected panel tunnel conflagration model test system basis tunnel module, the utility model discloses an utilize module frame 1 and respectively the adaptation install roof 2 and bottom plate 2 in module frame 1 top and bottom for basic tunnel module simple structure just assembles the convenience, assembles that back compact structure nature is good, stability is strong.
As shown in fig. 4, in the present embodiment, the module frame 1 includes at least two circular arc-shaped frame members 11, a plurality of transverse connecting rods 12 disposed between the circular arc-shaped frame members 11, and a plurality of longitudinal reinforcing rods 13 disposed between the transverse connecting rods 12.
The module frame 1 of the embodiment is formed by welding steel, has a simple structure and is stable after being assembled.
As shown in fig. 5, in the present embodiment, the top plate 2 and the bottom plate 3 are both double-layered, and the double-layered top plate 2 and the double-layered bottom plate 3 are respectively installed at the top and the bottom of the module frame 1 in a fitting manner, and cavities are formed between the double-layered top plate 2 and between the double-layered bottom plate 3.
In the embodiment, the top plate 2 and the bottom plate 3 are made of high-temperature resistant stainless steel plates; the cavity is internally provided with a heat insulation material which is glass fiber and/or asbestos.
The beneficial effects that adopt above-mentioned technical scheme to produce are that, can keep apart high temperature effectively, improve the thermal insulation performance and the high temperature thermal insulation performance of this fire source district module, avoid experimental operating personnel to take place the scald carelessly.
Specifically, the high-temperature resistant stainless steel plate is 1Cr18Ni9Ti stainless steel.
The embodiment not only effectively prolongs the service life of the module, but also has low cost.
In this embodiment, a clamping block 14 is further fixed on the front end side wall of the module frame 1, and a clamping groove 15 detachably connected with the clamping block 14 is formed on the rear end side wall of the module frame 1; the clamping blocks 14 and the clamping grooves 15 are multiple, and the clamping blocks 14 are arranged corresponding to the clamping grooves 15 respectively and can be clamped in an adaptive mode.
This embodiment makes this module and other module erection joint that link to each other convenient, and connection structure stability is strong, easily dismantles the installation.
As shown in fig. 1, in this embodiment, the module body further includes two adjusting screws 4, and the two adjusting screws 4 are respectively disposed on two sides of the module frame 1 and rotatably connected to the module frame 1.
In another embodiment, as shown in fig. 3, the number of the adjusting screws 4 is 4, and the adjusting screws 4 are respectively disposed at four corners of two sides of the module frame 1 and rotatably connected to the module frame 1.
In other embodiments, the number of adjustment screws 4 is at least 2.
The beneficial effect who adopts above-mentioned technical scheme to produce is, is convenient for adjust the height of this module, makes this module arrange in under the circumstances that ground is uneven, can ensure this module overall structure's equilibrium and stability through adjusting screw.
In this embodiment, still include flue gas sensor and temperature sensor, flue gas sensor and temperature sensor are a plurality ofly, and a plurality of flue gas sensors and a plurality of temperature sensor evenly arrange on the inside wall of roof 2 and bottom plate 3.
In the embodiment, the spacing distance between the plurality of smoke sensors is 0.5-2m, and the spacing distance between the plurality of temperature sensors is 0.5-2 m.
According to the embodiment, the ignition condition, the flue gas flow rule, the temperature field and other characteristic parameters of the module at different positions can be monitored in time, and the accuracy of test data is improved.
The utility model discloses a module pin-connected panel tunnel fire hazard model test system basis tunnel module, reasonable in design not only, simple structure easily assembles moreover, and the operation of being convenient for can fully provided small-size analogue test system to the demand of fast assembly in conflagration safety test, has good application prospect.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (8)
1. The utility model provides a module pin-connected panel tunnel fire hazard model test system basis tunnel module, a serial communication port, including module frame (1), roof (2) and bottom plate (3), module frame (1) is arch frame, roof (2) are the arc board of bending, bottom plate (3) are the U template, just roof (2) with bottom plate (3) adaptation is respectively installed the top and the bottom of module frame (1), just the lower extreme both sides of roof (2) with the upper end both sides fixed connection of bottom plate (3).
2. The module-assembled tunnel fire model test system foundation tunnel module according to claim 1, wherein the module frame (1) comprises dome-shaped battens (11), at least two transverse connecting rods (12) and longitudinal reinforcing rods (13), the plurality of dome-shaped battens (11) are arranged between the plurality of dome-shaped battens (11), and the plurality of longitudinal reinforcing rods (13) are arranged between the plurality of transverse connecting rods (12).
3. The module-assembled tunnel fire model test system foundation tunnel module according to claim 1, wherein the top plate (2) and the bottom plate (3) are double-layered, the double-layered top plate (2) and the double-layered bottom plate (3) are respectively installed at the top and the bottom of the module frame (1) in an adaptive manner, and cavities are formed between the double-layered top plate (2) and between the double-layered bottom plate (3).
4. The module-assembled tunnel fire model test system foundation tunnel module according to claim 3, wherein the top plate (2) and the bottom plate (3) are both made of high-temperature-resistant stainless steel plates; and a heat insulating material is arranged in the cavity, and the heat insulating material is glass fiber and/or asbestos.
5. The module-assembled tunnel fire model test system foundation tunnel module according to claim 1, wherein a clamping block (14) is further fixed on a front end side wall of the module frame (1), and a clamping groove (15) detachably connected with the clamping block (14) is formed on a rear end side wall of the module frame (1); the clamping block (14) and the clamping grooves (15) are multiple, and the clamping block (14) is respectively arranged in a corresponding mode in the clamping grooves (15) and can be clamped in an adaptive mode.
6. The module-assembled tunnel fire model test system foundation tunnel module according to any one of claims 1-5, further comprising at least two adjusting screws (4), wherein the adjusting screws (4) are respectively arranged on two sides of the module frame and rotatably connected with the module frame (1).
7. The module-assembled tunnel fire model test system foundation tunnel module according to claim 6, further comprising a plurality of smoke sensors and a plurality of temperature sensors, wherein the smoke sensors and the temperature sensors are uniformly arranged on the inner side walls of the top plate (2) and the bottom plate (3).
8. The modular construction tunnel fire model test system foundation tunnel module of claim 7, wherein said plurality of smoke sensors are spaced apart by a distance of 0.5-2m and said plurality of temperature sensors are spaced apart by a distance of 0.5-2 m.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020355150.5U CN212276675U (en) | 2020-03-13 | 2020-03-13 | Module-assembled tunnel fire model test system foundation tunnel module |
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| CN202020355150.5U CN212276675U (en) | 2020-03-13 | 2020-03-13 | Module-assembled tunnel fire model test system foundation tunnel module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506403A (en) * | 2022-10-12 | 2022-12-23 | 辽宁工程技术大学 | Assembled cable tunnel shock-resistant structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115506403A (en) * | 2022-10-12 | 2022-12-23 | 辽宁工程技术大学 | Assembled cable tunnel shock-resistant structure |
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