CN211403686U - Multi-chamber regional fire test platform - Google Patents
Multi-chamber regional fire test platform Download PDFInfo
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- CN211403686U CN211403686U CN202020174154.3U CN202020174154U CN211403686U CN 211403686 U CN211403686 U CN 211403686U CN 202020174154 U CN202020174154 U CN 202020174154U CN 211403686 U CN211403686 U CN 211403686U
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Abstract
The utility model provides a multi-cavity regional fire test platform, which comprises a main body frame structure, a transverse bearing plate, a longitudinal partition plate and a stair, wherein the main body frame structure, the transverse bearing plate, the longitudinal partition plate and the stair are detachably assembled; the main body frame structure is a cubic frame structure, the transverse bearing plates divide the main body frame structure into a plurality of layers, each layer is divided into a plurality of chambers by the longitudinal dividing plates, and the stairs are communicated with the upper layer and the lower layer; according to the working condition setting, a combustion test bed is arranged in the central position of the bottom plate of the current chamber to be tested, and a fire alarm automatic alarm system, a spraying device and a ventilation device are arranged on the top plates of the current chamber to be tested and a plurality of adjacent chambers. Adopt frame construction and move about freely and quickly subassembly such as division board, stair, separate into a plurality of cavities with test platform, simulate the structure building of different structures, the structure and the shape of cavity can be decided according to actual demand, adopt and to dismantle the combination formula, easy dismounting is swift.
Description
Technical Field
The utility model relates to a fire detection technical field is a regional fire test platform of multicavity room particularly.
Background
The fire detection technology is the most basic and key technology used in the automatic fire alarm system. At present, fire detection technology mainly focuses on the research on the relevance of fire signals in the same fire control area, and the research on the relevance of the fire signals in different areas is less. In order to research the sensing situation of the multi-chamber fire signal more suitable for the actual situation, a multi-region fire experiment needs to be carried out, and the establishment of an ideal multi-chamber experiment platform is the most important prerequisite for completing the experiment.
At present, fire experiment platforms are mostly built into a fixed type according to specific project requirements and aiming at a certain type or a certain engineering design, and only fire scenes under a single scene can be simulated, so that the application range is small. After a project is finished or the requirement of the project is changed, the fire experiment platform which usually costs a certain amount of cost to manufacture can only be detached or reconstructed on a large scale, so that the waste of the research cost is greatly caused. And is not enough to meet the requirements of multi-region fire detection experiments in different scenes.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a but reuse's combination formula test platform is provided, satisfies the multizone fire detection test of different scenes.
The utility model discloses a following technical means realizes solving above-mentioned technical problem:
a multi-chamber regional fire test platform comprises a main body frame structure, a transverse bearing plate, a longitudinal partition plate and a stair (7), which are detachably assembled; the main body frame structure is a cubic frame structure, the transverse bearing plates divide the main body frame structure into a plurality of layers, each layer is divided into a plurality of chambers by the longitudinal dividing plates, and the stairs (7) are communicated with the upper layer and the lower layer;
according to the working condition setting, a combustion test bed is arranged in the central position of the bottom plate of the current chamber to be tested, and a fire alarm automatic alarm system, a spraying device and a ventilation device are arranged on the top plates of the current chamber to be tested and a plurality of adjacent chambers.
Preferably, the main body framework structure comprises a cubic steel framework (1), a bearing beam (2) and a bearing column (3); the cubic steel frame (1) is circumferentially and detachably provided with a plurality of girth beams (4) to divide the cubic steel frame (1) into a plurality of layers; two ends of the bearing beam (2) are detachably fixed with the girth beam 4 respectively; the bearing column (3) is detachably connected with the upper bearing beam and the lower bearing beam (2).
Preferably, the girth beam 4, the bearing beam (2) and the bearing column (3) are connected through clamping.
Preferably, the transverse bearing plate is a gypsum board or a steel structure plate, and the longitudinal partition plate is a gypsum board or a color steel plate; the transverse bearing plate is erected on the girth beam 4 and the bearing beam (2); the girth beam 4 and the bearing column (3) are provided with clamping grooves, and the longitudinal partition plate is clamped in the clamping grooves.
Preferably, the spraying device comprises a water pipe, and the ventilation device comprises an air pipe; the water pipe and the air pipe are fixed on the top plate through the hook (5).
Preferably, the ventilation device comprises an air pipe and a flue gas purifier; the purifier is fixed outside the platform, and the air pipe penetrates through the longitudinal partition plate from the top plate of the cavity and is connected with the purifier; and a hook (5) is fixed on the top plate of the chamber, and the air pipe is hung on the hook (5).
Preferably, the hook (5) is fixed on the bearing beam (2) in a welding or threaded mode.
Preferably, at least one side of the longitudinal partition plate of each chamber is provided with an observation window, and high-temperature-resistant glass is detachably fixed in the observation window.
Preferably, the chamber comprises a stairwell (6); a lower support plate (61) is fixed at the bottom end of the well wall on one side of the stairwell (6), an upper support plate (62) is fixed at the top end of the well wall on the opposite side, and the upper end and the lower end of the stair (7) are respectively lapped on the upper support plate (62) and the lower support plate (61).
Preferably, the upper support plate (62) and the lower support plate (61) are fixed in a hinged mode, are turned upwards to be attached to and accommodated in the well wall, are opened downwards to be horizontal and are in lap joint with steps at the upper end and the lower end of the stair (7).
The utility model has the advantages that:
the test platform is divided into a plurality of chambers by adopting a frame structure, longitudinal and transverse partition plates, stairs and other components, so that building with different structures can be simulated, the structure and the shape of the chambers can be determined according to actual requirements, and the detachable combination type is adopted, so that the assembly and disassembly are convenient and rapid;
the main structure adopts the girth beam, the bearing beam and the bearing column, so that the strength required by the test is met, the main structure can be repeatedly utilized after being disassembled, and the research cost is reduced;
the longitudinal and transverse partition plates are made of low-price gypsum boards or color steel plates, are high-temperature resistant, can realize partition, are made of high-strength steel structural plates in the positions needing bearing, can be repeatedly utilized, and are high in overall economy.
Adopt the fixed pipeline of hook, it is convenient to install, can test other cavities of quick transfer of test equipment, and hook demountable assembly, the flexibility is higher.
The extension board is all articulated to stairwell top and bottom to satisfy the fixed of stair and dismantle, can realize the shaft and have the experiment under the stair state, the practicality is high.
Drawings
Fig. 1 is a schematic diagram of an overall structure and a partial detailed structure of a test platform in embodiment 1 of the present invention;
fig. 2 is a schematic view of the structural relationship among the spandrel girder, the girt girder and the tie beam of the test platform in embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a stairwell and a staircase of the test platform in embodiment 1 of the present invention.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, a multi-chamber regional fire test platform comprises a main body frame structure, a transverse bearing plate, a longitudinal partition plate and a stair, wherein the main body frame structure, the transverse bearing plate, the longitudinal partition plate and the stair are detachably assembled; the main body frame structure is a cubic frame structure, the transverse bearing plates divide the main body frame structure into a plurality of layers, each layer is divided into a plurality of chambers by the longitudinal dividing plates, and the stairs are communicated with the upper layer and the lower layer; so as to form a vertical communicating structure, a transverse communicating structure, a cavity-vertical communicating structure, a cavity-transverse communicating structure, a multi-cavity structure, a large space structure and the like, and meet different test requirements.
The principle of the layout of the facilities in the chamber is as follows: according to the working condition, a combustion test bed is arranged in the central position of the bottom plate of the current chamber to be tested, and a fire alarm automatic alarm system, a spraying device and a ventilation device are arranged on the top plate of the current chamber to be tested. If the possibility of smoke entering the adjacent chamber exists, a fire alarm automatic alarm system, a spraying device and a ventilation device are arranged on the top plate of the adjacent chamber so as to obtain a sensing signal in the adjacent chamber.
The combustion test bed in the embodiment is a movable fire source, namely the fire source is placed on a movable trolley and pushed into a chamber to be tested together. The fire source comprises various standard fires regulated by national standards, battery thermal runaway fire and the like. During experiment, the fire source is put into the chamber to be tested and ignited.
In the embodiment, interference sources such as dust, water mist, cigarette smoke, steam and kitchen oil smoke generated by a kettle and the like can be adopted for testing so as to collect different false alarm data.
In this embodiment, the main frame structure includes a cubic steel frame 1, a load-bearing beam 2, and a load-bearing column 3; the cubic steel frame 1 is detachably provided with a plurality of girth beams 4 in the circumferential direction to divide the cubic steel frame 1 into a plurality of layers; the spandrel girder 2, the spandrel column 3 and the girding beam 4 are all made of section steel, and the strength requirement is met. Two ends of the bearing beam 2 are detachably fixed with the girth beam 4 respectively; the bearing column 3 is detachably connected with the upper bearing beam 2 and the lower bearing beam 2. Generally, the girt beam 4, the bearing beam 2 and the bearing column 3 are connected through clamping. Of course, the fixing can also be realized by clamping grooves, welding and the like.
In this embodiment, the transverse bearing plate is a gypsum board or a steel structure plate, and the longitudinal partition plate is a gypsum board or a color steel plate; the transverse bearing plate is erected on the girth beam 4 and the bearing beam 2; the girding beam 4 and the bearing column 3 are provided with clamping grooves, and the longitudinal partition plate is clamped in the clamping grooves. According to actual conditions, for the position without bearing requirements, the transverse bearing plate can be made of economical materials such as gypsum boards, and for the position with bearing requirements, a steel structural plate is adopted. The longitudinal partition plate generally has no bearing requirement, can adopt high-temperature resistant plates such as gypsum boards and color steel plates, is economic, light and convenient to mount and dismount.
In this embodiment, the spray set includes the water pipe, installs the shower nozzle on the water pipe. The water pipe runs along the top plate of the chamber and passes through the longitudinal partition plate to be connected with a water source. The ventilation device comprises an air pipe and a smoke purifier; the flue gas purifier is fixed outside the test platform and is discharged after the flue gas is purified. The air pipe is fixed along the top plate of the cavity and fixed with the smoke inlet of the smoke purifier after penetrating through the longitudinal partition plate. The water pipe and the air pipe are fixed on the top plate through the hook 5. The hook 5 can be a hook 5 welded on the bearing beam 2, or a nut welded below the bearing beam 2, and the hook 5 is screwed and fixed with the nut. If the distance between the two bearing beams 2 is too large, the pipeline fixation cannot be met, a tie beam 212 can be connected between the two bearing beams 2, and a plurality of hooks 5 are arranged on the tie beam 21 for pipeline fixation, so that the strength requirement is met.
In order to facilitate observation of the test conditions in the chambers, at least one side of the longitudinal partition plate of each chamber is provided with an observation window, and high-temperature-resistant glass is fixed in the observation window, and the fixing mode is a conventional technology and is not described in detail.
As shown in fig. 3, the chamber comprises a stairwell 6; the stairs 7 are detachably fixed in the stairwell 6, so that the test can be conveniently carried out in two states of no stairs 7 (vertical shaft) and having the stairs 7. The stairs 7 are made of color steel plates or thin steel plates and are in the shape of the stairs 7. The specific mounting structure of stair 7 and stairwell 6 is: in the stairwell 6, the bottom end of one side of the well wall on the same layer is fixed with a lower support plate 61, the top end of the opposite side of the well wall is fixed with an upper support plate 62, and the upper end and the lower end of the stair 7 are respectively lapped on the upper support plate 62 and the lower support plate 61. For the convenience of installation, upper bracket 62, lower extension board 61 in this embodiment all adopt articulated mode fixed, upwards turn up and take in with the laminating of the wall of a well, open downwards and be the level form, with the upper and lower end step overlap joint of stair 7.
The test platform that this embodiment provided adopts detachable subassembly to build full-size test platform, but the building of simulation different shapes, structures, subassembly reuse, reduction research cost. Adopt the card sign indicating number fixed between spandrel girder 2, heel post 3, enclose roof beam 4 and the main body frame, easy dismounting, the engineering time is short.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a regional fire test platform of multicavity which characterized in that: comprises a main body frame structure, a transverse bearing plate, a longitudinal partition plate and a stair (7) which are detachably assembled; the main body frame structure is a cubic frame structure, the transverse bearing plates divide the main body frame structure into a plurality of layers, each layer is divided into a plurality of chambers by the longitudinal dividing plates, and the stairs (7) are communicated with the upper layer and the lower layer;
according to the working condition setting, a combustion test bed is arranged in the central position of the bottom plate of the current chamber to be tested, and a fire alarm automatic alarm system, a spraying device and a ventilation device are arranged on the top plates of the current chamber to be tested and a plurality of adjacent chambers.
2. A multi-chamber zone fire testing platform according to claim 1, wherein: the main body frame structure comprises a cubic steel frame (1), a bearing beam (2) and a bearing column (3); the cubic steel frame (1) is circumferentially and detachably provided with a plurality of girth beams (4) to divide the cubic steel frame (1) into a plurality of layers; two ends of the bearing beam (2) are detachably fixed with the girth beam 4 respectively; the bearing column (3) is detachably connected with the upper bearing beam and the lower bearing beam (2).
3. A multi-chamber zone fire testing platform according to claim 2, wherein: the girth beam 4, the bearing beam (2) and the bearing column (3) are connected through clamping codes.
4. A multi-chamber zone fire testing platform according to claim 2 or 3, wherein: the transverse bearing plate is a gypsum board or a steel structure plate, and the longitudinal partition plate is a gypsum board or a color steel plate; the transverse bearing plate is erected on the girth beam 4 and the bearing beam (2); the girth beam 4 and the bearing column (3) are provided with clamping grooves, and the longitudinal partition plate is clamped in the clamping grooves.
5. A multi-chamber zone fire testing platform according to any of claims 1 to 3, wherein: the spraying device comprises a water pipe, and the ventilation device comprises an air pipe; the water pipe and the air pipe are fixed on the top plate through the hook (5).
6. A multi-chamber zone fire testing platform according to any of claims 1 to 3, wherein: the ventilation device comprises an air pipe and a smoke purifier; the purifier is fixed outside the platform, and the air pipe penetrates through the longitudinal partition plate from the top plate of the cavity and is connected with the purifier; and a hook (5) is fixed on the top plate of the chamber, and the air pipe is hung on the hook (5).
7. A multi-chamber zone fire testing platform according to claim 6, wherein: the hook (5) is welded or screwed on the bearing beam (2).
8. A multi-chamber zone fire testing platform according to any of claims 1 to 3, wherein: an observation window is arranged on at least one side of the longitudinal partition plate of each cavity, and high-temperature-resistant glass is detachably fixed in the observation window.
9. A multi-chamber zone fire testing platform according to any of claims 1 to 3, wherein: the chamber comprises a stairwell (6); a lower support plate (61) is fixed at the bottom end of the well wall on one side of the stairwell (6), an upper support plate (62) is fixed at the top end of the well wall on the opposite side, and the upper end and the lower end of the stair (7) are respectively lapped on the upper support plate (62) and the lower support plate (61).
10. A multi-chamber zone fire testing platform according to claim 9, wherein: the upper support plate (62) and the lower support plate (61) are fixed in a hinged mode, are turned upwards to be attached to the well wall for storage, are opened downwards to be horizontal and are in lap joint with steps at the upper end and the lower end of the stair (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020174154.3U CN211403686U (en) | 2020-02-14 | 2020-02-14 | Multi-chamber regional fire test platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020174154.3U CN211403686U (en) | 2020-02-14 | 2020-02-14 | Multi-chamber regional fire test platform |
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| CN211403686U true CN211403686U (en) | 2020-09-01 |
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| CN202020174154.3U Active CN211403686U (en) | 2020-02-14 | 2020-02-14 | Multi-chamber regional fire test platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112863286A (en) * | 2021-01-21 | 2021-05-28 | 公安部物证鉴定中心 | Full-size residential fire experiment system and method for case investigation |
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- 2020-02-14 CN CN202020174154.3U patent/CN211403686U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112863286A (en) * | 2021-01-21 | 2021-05-28 | 公安部物证鉴定中心 | Full-size residential fire experiment system and method for case investigation |
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