CN201298040Y - Flame-proof experiment device for measuring single layer frame - Google Patents
Flame-proof experiment device for measuring single layer frame Download PDFInfo
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- CN201298040Y CN201298040Y CNU2008202116074U CN200820211607U CN201298040Y CN 201298040 Y CN201298040 Y CN 201298040Y CN U2008202116074 U CNU2008202116074 U CN U2008202116074U CN 200820211607 U CN200820211607 U CN 200820211607U CN 201298040 Y CN201298040 Y CN 201298040Y
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- furnace body
- external furnace
- test device
- fire
- stove body
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Abstract
A flame-proof experiment device for measuring the single layer frame refers to a flame-proof experiment device. The utility model solves the problems of unable loading, unable measurement of architecture structure by the current flame-proof stove causing unable correct guiding for the architecture structure. The experiment device also comprises an opposite force bracket and two jacks. The outer stove body is a pillar stove body enclosed by four walls. The inner stove body comprises two inner walls and an inner stove cover; the opposite force bracket is provided outside the stove body; the two jacks is under the beam of the opposite force bracket connecting to the lower end of the beam. The utility model uses the opposite force bracket and the jacks to apply load to the experiment component, which can simulate the forcing situation of the component; the interior of the outer stove body is provided with an inner stove body; the fire situation is simulated between the inner stove body and the outer stove body while experiment achieving the purpose of saving fuels over 30%.
Description
Technical field
The utility model relates to a kind of anti-fire test device.
Background technology
The building fire of China is relatively more serious always, architecture structure form, the people's production characteristics, the geographic position of this and China, and weather conditions are all multifactor relevant.In recent years, China was in fire hazard situation relatively severe period, and the number of times of building fire and loss are all high, and a lot of especially big and fire disasters have taken place.Therefore understand the anti-fiery situation of existing structure and be the important topic of current building fire area research by the anti-fiery ability that appropriate design improves building structural element.
Fire-resistantly be meant that building can be restrained oneself how long and not cause fire spread when a certain regional breaking out of fire, and how long and not structure ability in fire destroys main being stressed that fire resistance period, i.e. fire endurance.The anti-owner of the house where a fire started will be used for structure, i.e. structure fire-resistant, and what emphasize is that structure is resisted fire influence (high-temperature material characteristic variations, structural response etc.), needs to consider load and constraint condition.
At present, relevant research mainly concentrates on the fire test furnace of development building element, is CN 1896714, is the patent of invention " assembled refractory experimental furnace of building construction member " on January 17th, 2007 in open day as publication number.Existing fire test furnace mainly comprises forms such as horizontal stove, wall stove, post stove and combined type stove, and by fire test furnace, fire endurance and the temperature field that can measure building element distribute.But existing fire test furnace can't be realized building element is loaded, can't measure the mechanical property of building structural element and structural response so that anti-fire design that can not accurate instruction building structure.
The utility model content
There is the problem that can't realize building element is loaded, can't measure the mechanical property of building structural element and structural response so that anti-fire design that can not accurate instruction building structure in the utility model for solving existing fire test furnace, and then a kind of anti-fire test device that is used to measure single-store frame is provided.
The utility model is to solve the problems of the technologies described above the technical scheme that is adopted to be: a kind of anti-fire test device that is used to measure single-store frame comprises external furnace body, inner furnace body, fuel passage, four～eight burners, fueller, the weathering pipeline, blower fan, smokejack and measurement mechanism, described test unit also comprises reaction frame and two lifting jack, described external furnace body surrounds the four prism type body of heater by the four sides exterior wall, described inner furnace body is made up of two sides interior wall and inner roof brick, described inner furnace body is arranged on the inside of external furnace body, described four～eight burners are arranged in the body of heater, fueller is communicated with respectively by fuel passage with four～eight burners, blower fan is communicated with respectively with four～eight burners by the weathering pipeline, described reaction frame is arranged on the outside of external furnace body, described two lifting jack be positioned at reaction frame crossbeam the below and be connected with the lower surface of crossbeam, below external furnace body, be provided with smokejack, be provided with flame-observing hole on the relative metope of the both sides of external furnace body, described measurement mechanism is connected with external furnace body.
The beneficial effects of the utility model are: the utility model adopts reaction frame and jack pair test component load application, can the real stressing conditions of simulation test member; Inside at external furnace body is provided with inner furnace body, makes when test simulated fire scene between inner furnace body and external furnace body only, has reached test purpose and has saved fuel again more than 30%, has reduced experimental cost; Anti-fire test device of the present utility model can be realized building element is loaded, can draw the mechanical property and the structural response of building structural element by measurement mechanism, thereby the Study on Fire Resistance of carrying out building element that can science provides reliable test data and scientific basis for proposing the anti-fiery method for designing of building structure.
Description of drawings
Fig. 1 is that master of the present utility model looks cut-open view, and Fig. 2 is the A-A sectional view (only representing oven body part) of Fig. 1, and Fig. 3 is the B-B sectional view (only representing oven body part) of Fig. 1, and Fig. 4 is the C-C sectional view (only representing oven body part) of Fig. 1.
Embodiment
Embodiment one: shown in Fig. 1～4, the anti-fire test device that present embodiment is described to be used to measure single-store frame comprises external furnace body 1, inner furnace body 2, fuel passage 5, four～eight burners 6, fueller 7, weathering pipeline 8, blower fan 9, smokejack 10 and measurement mechanism 12, described test unit also comprises reaction frame 3 and two lifting jack 4, described external furnace body 1 surrounds the four prism type body of heater by four sides exterior wall 1-1, described inner furnace body 2 is made up of two sides interior wall 2-1 and inner roof brick 2-2, described inner furnace body 2 is arranged on the inside of external furnace body 1, described four～eight burners 6 are arranged in the body of heater 1, fueller 7 is communicated with respectively by fuel passage 5 with four～eight burners 6, blower fan 9 is communicated with respectively with four～eight burners 6 by weathering pipeline 8, described reaction frame 3 is arranged on the outside of external furnace body 1, described two lifting jack 4 be positioned at reaction frame 3 crossbeam 3-2 the below and be connected with the lower surface of crossbeam 3-2, below external furnace body 1, be provided with smokejack 10, be provided with flame-observing hole 1-2 on the relative metope of the both sides of external furnace body 1, described measurement mechanism 12 is connected with external furnace body 1.
Embodiment two: as shown in Figure 1, the described anti-fire test device that is used to measure single-store frame of present embodiment, described reaction frame 3 is made up of two column 3-1 and crossbeam 3-2, the upper end of described two column 3-1 links together by crossbeam 3-2, and the lower end of described two column 3-1 is affixed with ground respectively.So be provided with, can lifting jack 4 be installed below crossbeam 3-2, realized purpose the test component load application.Other composition and annexation are identical with embodiment one.
Embodiment three: as depicted in figs. 1 and 2, the described measurement mechanism 12 of present embodiment is by differential displacement meter 12-1, high temperature resistant porcelain tube 12-2, four～eight thermopair 12-3, data collecting instrument 12-4 and computing machine 12-5 form, the end of described four～eight high temperature resistant porcelain tube 12-2 pass external furnace body 1 respectively and be arranged on external furnace body 1 and inner furnace body 2 between, the end of described four～eight high temperature resistant porcelain tube 12-2 is connected with reaction frame 3 by differential displacement meter 12-1 respectively, described four～eight thermopair 12-1 are arranged between external furnace body 1 and the inner furnace body 2, and described thermopair 12-1 is connected with computing machine 12-3 by data collecting instrument 12-2.So be provided with, can measure building element fire endurance, temperature field and structural response (distortion, sidesway and end reaction etc.) under the simulated fire situation easily, thereby propose test figure and scientific basis for proposing rationally anti-fiery method for designing.Other composition and annexation are identical with embodiment one or two.
Embodiment four: as depicted in figs. 1 and 2, the below of the two sides interior wall 2-1 of the described inner furnace body 2 of present embodiment has handle hole 2-1-1.So be provided with, operating personnel can enter between inner furnace body 2 and the external furnace body 1 from inner furnace body 2, have made things convenient for the fixation test member.Other composition and annexation are identical with embodiment three.
Embodiment five: as shown in Figure 2, the quantity of the described burner of present embodiment (6) is six.So be provided with, can be according to the position and the quantity of concrete structural arrangement burner, can reasonable use fuel.Other composition and annexation are identical with embodiment four.
Embodiment six: as shown in Figure 2, the quantity of the described thermopair of present embodiment (12-3) is six.So be provided with, can record test figure more accurately according to the position and the quantity of concrete structure distribution thermopair.Other composition and annexation are identical with embodiment three.
Embodiment seven: as shown in Figure 2, the quantity of the described high temperature resistant porcelain tube of present embodiment (12-2) is six.So be provided with, can record test figure more accurately according to the position and the quantity of the concrete high temperature resistant porcelain tube of structure distribution.Other composition and annexation are identical with embodiment three.
Principle of work:
The single-storeyed frame structure 13 that will be made of two pillar 13-1 and Vierendeel girder 13-2 (two ends of Vierendeel girder 13-2 connect with the upper end of corresponding pillar 13-1) is installed between external furnace body 1 and the inner furnace body 2, concrete slab 14 is covered on the upper surface of external furnace body 1, make two lifting jack 4 between the crossbeam 3-2 and concrete slab 14 of reaction frame 3, two lifting jack 4 load two pillar 13-1 respectively, between external furnace body 1 and inner furnace body 2, simulate breaking out of fire then, debugged the anti-fire test of beginning single-storeyed frame structure behind the various device, by measurement mechanism 12 acquisition test data.
Claims (7)
1, a kind of anti-fire test device that is used to measure single-store frame, described test unit comprises external furnace body (1), inner furnace body (2), fuel passage (5), four～eight burners (6), fueller (7), weathering pipeline (8), blower fan (9), smokejack (10) and measurement mechanism (12), it is characterized in that: described test unit also comprises reaction frame (3) and two lifting jack (4), described external furnace body (1) surrounds the four prism type body of heater by four sides exterior wall (1-1), described inner furnace body (2) is made up of two sides interior wall (2-1) and inner roof brick (2-2), described inner furnace body (2) is arranged on the inside of external furnace body (1), described four～eight burners (6) are arranged in the body of heater (1), fueller (7) is communicated with respectively by fuel passage (5) with four～eight burners (6), blower fan (9) is communicated with respectively with four～eight burners (6) by weathering pipeline (8), described reaction frame (3) is arranged on the outside of external furnace body (1), described two lifting jack (4) be positioned at reaction frame (3) crossbeam (3-2) the below and be connected with the lower surface of crossbeam (3-2), be provided with smokejack (10) in the below of external furnace body (1), be provided with flame-observing hole (1-2) on the relative metope of the both sides of external furnace body (1), described measurement mechanism (12) is connected with external furnace body (1).
2, a kind of anti-fire test device that is used to measure single-store frame according to claim 1, it is characterized in that: described reaction frame (3) is made up of two columns (3-1) and crossbeam (3-2), the upper end of described two columns (3-1) links together by crossbeam (3-2), and the lower end of described two columns (3-1) is affixed with ground respectively.
3, a kind of anti-fire test device that is used to measure single-store frame according to claim 1 and 2, it is characterized in that: described measurement mechanism (12) is by differential displacement meter (12-1), high temperature resistant porcelain tube (12-2), four～eight thermopairs (12-3), data collecting instrument (12-4) and computing machine (12-5) are formed, one end of described four～eight high temperature resistant porcelain tubes (12-2) pass external furnace body (1) respectively and be arranged on external furnace body (1) and inner furnace body (2) between, one end of described four～eight high temperature resistant porcelain tubes (12-2) is connected with reaction frame (3) by differential displacement meter (12-1) respectively, described four～eight thermopairs (12-1) are arranged between external furnace body (1) and the inner furnace body (2), and described thermopair (12-1) is connected with computing machine (12-3) by data collecting instrument (12-2).
4, a kind of anti-fire test device that is used to measure single-store frame according to claim 3 is characterized in that: the below of the two sides interior wall (2-1) of described inner furnace body (2) has handle hole (2-1-1).
5, a kind of anti-fire test device that is used to measure single-store frame according to claim 4, it is characterized in that: the quantity of described burner (6) is six.
6, a kind of anti-fire test device that is used to measure single-store frame according to claim 3, it is characterized in that: the quantity of described thermopair (12-3) is six.
7, a kind of anti-fire test device that is used to measure single-store frame according to claim 3, it is characterized in that: the quantity of described high temperature resistant porcelain tube (12-2) is six.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202116074U CN201298040Y (en) | 2008-12-08 | 2008-12-08 | Flame-proof experiment device for measuring single layer frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202116074U CN201298040Y (en) | 2008-12-08 | 2008-12-08 | Flame-proof experiment device for measuring single layer frame |
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| Publication Number | Publication Date |
|---|---|
| CN201298040Y true CN201298040Y (en) | 2009-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202116074U Expired - Fee Related CN201298040Y (en) | 2008-12-08 | 2008-12-08 | Flame-proof experiment device for measuring single layer frame |
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| CN (1) | CN201298040Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893376A (en) * | 2010-08-02 | 2010-11-24 | 山东省产品质量监督检验研究院 | Device for testing vertical flammability of busway |
| CN104563283A (en) * | 2014-12-09 | 2015-04-29 | 中南林业科技大学 | Reinforced concrete fire-resistant test piece, design method, testing system and testing method |
-
2008
- 2008-12-08 CN CNU2008202116074U patent/CN201298040Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101893376A (en) * | 2010-08-02 | 2010-11-24 | 山东省产品质量监督检验研究院 | Device for testing vertical flammability of busway |
| CN101893376B (en) * | 2010-08-02 | 2012-04-18 | 山东省产品质量监督检验研究院 | Device for testing vertical flammability of busway |
| CN104563283A (en) * | 2014-12-09 | 2015-04-29 | 中南林业科技大学 | Reinforced concrete fire-resistant test piece, design method, testing system and testing method |
| CN104563283B (en) * | 2014-12-09 | 2015-10-21 | 中南林业科技大学 | A kind of steel concrete fire-resistance test specimen, method for designing, test macro and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20100108 |