CN202929004U - Flame spread combustion test device - Google Patents
Flame spread combustion test device Download PDFInfo
- Publication number
- CN202929004U CN202929004U CN 201220525952 CN201220525952U CN202929004U CN 202929004 U CN202929004 U CN 202929004U CN 201220525952 CN201220525952 CN 201220525952 CN 201220525952 U CN201220525952 U CN 201220525952U CN 202929004 U CN202929004 U CN 202929004U
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- burner
- fixedly connected
- nut
- flame
- axis
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- Expired - Lifetime
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Abstract
The utility model relates to a flame spread combustion test device. The flame spread combustion test device comprises a sample adjusting system and a combustor control system; the sample adjusting system comprises a left handwheel which is fixedly connected with a left horizontal shaft; the left horizontal shaft is connected with a left vertical shaft through a first bevel gear pair; the left vertical shaft is connected with a left lead screw through a cross-linked coupling; a left nut is sleeved on the left lead screw; a sample clamp is fixed on the left nut; the combustor control system comprises a right handwheel which is fixedly connected with a right horizontal shaft; the right horizontal shaft is connected with a right vertical shaft through a second bevel gear pair; the right vertical shaft is connected with a right lead screw through a third bevel gear pair; a right nut which is fixed on the bottom part of a combustor base is sleeved on the right lead screw; a rotating shaft is arranged at the upper end part of the combustor base and is fixedly connected with a combustor; and one end of the rotating shaft is fixedly connected with one end of a rotating shaft while the other end of the rotating arm is in running fit with a guide groove on a support. The flame spread combustion test device is simple in operation, low in manufacture cost and high in test accuracy.
Description
Technical field
The utility model relates to fire hazard testing equipment field, relates in particular to the fire hazard test unit of combustible material.
Background technology
The propagation of flame burning test is mainly used to evaluate the fire hazard of electrotechnical, electronic parts and element, solid insulating material or other combustible materials.For example according to the regulation of standard GB/T21762-2008/IEC61537:2006, need to carry out flame spread test to the material of cable tray, examine its fire resistance.In order to guarantee the accuracy of propagation of flame burning test, this project there is following requirement: 1, the flame of sample and burner is in the state of standard-required all the time; 2, the flame temperature of burner is in the standard-required scope.
Be used at present the device complicated operation of flame spread test, manufacturing cost is high, and the test accuracy that can reach is low.
The utility model content
The utility model provides a kind of propagation of flame corrosion chamber for above-mentioned shortcoming of the prior art, and is simple to operate, low cost of manufacture, and the test accuracy is high.
The technical scheme that the utility model adopts is as follows:
The propagation of flame corrosion chamber comprises sample regulating system, burner control system; Described sample regulating system comprises the left hand wheel, and the left hand wheel is fixedly connected with left transverse axis, and left transverse axis is connected with left Z-axis by the first bevel gear pair, and left Z-axis is connected with left leading screw by the cross shaft joint; On left leading screw, cover has left nut, specimen holder to be fixed on left nut; Described burner control system comprises right hand wheel, right hand wheel is fixedly connected with right transverse axis, right transverse axis is connected with right Z-axis by the second bevel gear pair, right Z-axis is connected with right leading screw by the triconodont wheel set, on right leading screw, cover has right nut, right nut is fixed on the bottom of burner seat, and the upper end of burner seat is provided with rotating shaft, and rotating shaft is fixedly connected with burner; One end of rotating shaft is fixedly connected with an end of pivoted arm; The other end of pivoted arm coordinates with the gathering sill on support is movable;
Further technical scheme is:
The top that is positioned at burner on described internal rack is provided with the demarcation copper billet;
Described gathering sill right part downward bending, the angle of described bending part are 135 degree;
Described demarcation copper billet is provided with thermopair;
The utility model has the advantage of: the high and low position of specimen holder can be regulated by leading screw, and the flame temperature of burner can detect and demarcate by demarcating copper billet, accuracy that can warranty test, and also simple to operate.Can make the working position of burner and detect the convenient conversion of calibration position by pivoted arm and guide groove structure.
Description of drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is the partial enlarged drawing at C place in Fig. 1.
Fig. 3 is the A-A cut-open view of Fig. 1.
Fig. 4 is the B-B cut-open view of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the utility model comprise sample regulating system, burner control system; Described sample regulating system comprises left hand wheel 7, and left hand wheel 7 is fixedly connected with left transverse axis 8, and left transverse axis 8 is connected with left Z-axis 6 by the first bevel gear pair 9, and left Z-axis 6 is connected with left leading screw 4 by cross shaft joint 5; On left leading screw 4, cover has left nut 3, specimen holder 2 to be fixed on left nut 3; By rotating left hand wheel 7, can adjusting sample fixture 2 on the vertical height of sample 1, make sample 1 remain that the flame with burner 21 is in the state of standard-required, the accuracy of warranty test; Described burner control system comprises right hand wheel 12, right hand wheel 12 is fixedly connected with right transverse axis 11, right transverse axis 11 is connected with right Z-axis 13 by the second bevel gear pair 10, right Z-axis 13 is connected with right leading screw 15 by triconodont wheel set 14, on right leading screw 15, cover has right nut 16, and right nut 16 is fixed on the bottom of burner seat 17; The upper end of burner seat 17 is provided with rotating shaft 20, and rotating shaft 20 is fixedly connected with burner 21; Rotating shaft 20 also is fixedly connected with an end of pivoted arm 18; Burner 21, pivoted arm 18 can turn an angle centered by rotating shaft 20 simultaneously, as shown in Figure 1 and Figure 2; The movable cooperation of gathering sill 19 on the other end of pivoted arm 18 and support, gathering sill 19 right part downward bendings, the angle of described bending part is 135 degree, when 21 pairs of samples 1 of burner were tested, burner 21 can be spent from the horizontal by 45; The top that is positioned at burner 21 on internal rack is provided with demarcates copper billet 22, demarcate in copper billet 22 and be provided with thermopair, burner 21 adjust to demarcate copper billet 22 under the time, effect due to gathering sill 19, burner 21 is vertical state, demarcating copper billet 22 can demarcate the flame of burner 21, and the flame of assurance burner 21 is the Pass Test standard-required all the time;
Use operating process of the present utility model is as follows:
The first step as shown in figures 1 and 3, is installed to sample 1 on specimen holder 2, and rotation left hand wheel 7 is by left transverse axis 8, the first bevel gear pairs 9, and left Z-axis 6 and left leading screw 4 adjusting samples 1 are at the height of vertical direction;
Second step, as shown in Figure 1 and Figure 4, rotation right hand wheel 12 rotates the second bevel gear pair 10 by right transverse axis 11 and drives right Z-axis 13 rotations, again by the triconodont wheel set 14 right leading screws 15 adjusting burner seats 17 of drive position in the horizontal direction, when burner seat 17 close sample 1, because pivoted arm 18 and gathering sill 19 are movable cooperations, the other end of pivoted arm 18 turns an angle centered by rotating shaft 20, make burner 21 be in the squint state, this moment, flame can contact with sample 1;
The 3rd step, again rotate right hand wheel 12, burner seat 17 is adjusted to the below of demarcating copper billet 22, this moment, pivoted arm 18 all was in vertical state with burner 21, can demarcate to the flame temperature of burner 21 accuracy of warranty test.
Above description is to explanation of the present utility model, is not the restriction to utility model, and the utility model limited range within protection domain of the present utility model, can be done any type of modification referring to claim.
Claims (4)
1. the propagation of flame corrosion chamber, comprise sample regulating system, burner control system; It is characterized in that: described sample regulating system comprises left hand wheel (7), left hand wheel (7) is fixedly connected with left transverse axis (8), left transverse axis (8) is connected with left Z-axis (6) by the first bevel gear pair (9), and left Z-axis (6) is connected with left leading screw (4) by cross shaft joint (5); The upper cover of left leading screw (4) has left nut (3), specimen holder (2) to be fixed on left nut (3); described burner control system comprises right hand wheel (12), right hand wheel (12) is fixedly connected with right transverse axis (11), right transverse axis (11) is connected with right Z-axis (13) by the second bevel gear pair (10), right Z-axis (13) is connected with right leading screw (15) by triconodont wheel set (14), the upper cover of right leading screw (15) has right nut (16), right nut (16) is fixed on the bottom of burner seat (17), the upper end of burner seat (17) is provided with rotating shaft (20), rotating shaft (20) is fixedly connected with burner (21), one end of rotating shaft (20) is fixedly connected with an end of pivoted arm (18), the other end of pivoted arm (18) coordinates with the gathering sill (19) on support is movable.
2. propagation of flame corrosion chamber as claimed in claim 1, it is characterized in that: the top that is positioned at burner (21) on internal rack is provided with demarcates copper billet (22).
3. propagation of flame corrosion chamber as claimed in claim 1 is characterized in that: gathering sill (19) right part downward bending, the angle of described bending part is 135 degree.
4. propagation of flame corrosion chamber as claimed in claim 2, is characterized in that: demarcate copper billet (22) and be provided with thermopair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220525952 CN202929004U (en) | 2012-10-15 | 2012-10-15 | Flame spread combustion test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220525952 CN202929004U (en) | 2012-10-15 | 2012-10-15 | Flame spread combustion test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202929004U true CN202929004U (en) | 2013-05-08 |
Family
ID=48218953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220525952 Expired - Lifetime CN202929004U (en) | 2012-10-15 | 2012-10-15 | Flame spread combustion test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202929004U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879520A (en) * | 2012-10-15 | 2013-01-16 | 协和机电（无锡）有限公司 | Flame spreading combustion test device |
| CN104101681A (en) * | 2014-07-21 | 2014-10-15 | 吴瑛 | Flame resistance detection machine for fabric |
| CN106370022A (en) * | 2016-08-26 | 2017-02-01 | 合肥合意环保科技工程有限公司 | Furnace door of kiln and nozzle flame control device |
| CN106442858A (en) * | 2016-10-26 | 2017-02-22 | 中国矿业大学 | Combustible fire spreading characteristic experiment method under conditions of different temperatures, humidity and oxygen concentrations |
-
2012
- 2012-10-15 CN CN 201220525952 patent/CN202929004U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879520A (en) * | 2012-10-15 | 2013-01-16 | 协和机电（无锡）有限公司 | Flame spreading combustion test device |
| CN104101681A (en) * | 2014-07-21 | 2014-10-15 | 吴瑛 | Flame resistance detection machine for fabric |
| CN104101681B (en) * | 2014-07-21 | 2016-03-23 | 东莞市精准通检测服务有限公司 | A kind of cloth anti-flammability detects machine |
| CN106370022A (en) * | 2016-08-26 | 2017-02-01 | 合肥合意环保科技工程有限公司 | Furnace door of kiln and nozzle flame control device |
| CN106442858A (en) * | 2016-10-26 | 2017-02-22 | 中国矿业大学 | Combustible fire spreading characteristic experiment method under conditions of different temperatures, humidity and oxygen concentrations |
| CN106442858B (en) * | 2016-10-26 | 2018-09-04 | 中国矿业大学 | Combustible Spread Characteristics experimental method under the conditions of different humitures, oxygen concentration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130508 |