CN212459577U - Combustion tester - Google Patents
Combustion tester Download PDFInfo
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- CN212459577U CN212459577U CN202020998133.3U CN202020998133U CN212459577U CN 212459577 U CN212459577 U CN 212459577U CN 202020998133 U CN202020998133 U CN 202020998133U CN 212459577 U CN212459577 U CN 212459577U
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Abstract
The utility model discloses a combustion tester, which comprises a main box body, a sample rack, an igniter and a timer, wherein a combustion groove is arranged in the main box body, the sample rack comprises an installation block, a supporting plate and a hanging rod, the hanging rod is fixed on the installation block and is positioned at one side of a supporting arm and extends towards the Y direction, the top end of the supporting plate is rotationally connected with the installation block and is always positioned right above the combustion groove, the supporting plate and a horizontal plane form a set angle through a locking mechanism, a sample to be tested is laid on the supporting plate, the supporting plate comprises a first plate strip and a second plate strip which are arranged side by side and at intervals, three fixing columns are arranged on the first plate strip along the length direction, three guide columns are arranged on the second plate strip corresponding to the three fixing columns, the igniter comprises a fire nozzle just opposite to the bottom end of the supporting plate, the timer comprises a timing line, a heavy hammer and an inductor, the other end of the sensor sequentially bypasses the corresponding guide pillar and the hanging rod and then is connected with the corresponding heavy hammer, and the sensor is arranged right below the suspended heavy hammer.
Description
Technical Field
The utility model relates to a combustion test technical field especially relates to a combustion tester.
Background
The children clothes or toys and the ornaments thereof are potential hidden dangers for children, the ignitability and the flame spread performance of the children clothes or toys are related to the use safety of articles, and the personal safety of the children, and the children clothes or toys and the ornaments thereof play a very important role in the related industries for testing the ignitability and the flame spread performance of the toys or fabrics.
The fabric is used as a main inflammable substance, and the combustion performance of the fabric is judged by calculating the combustion rate, namely, the fabric to be detected is contacted with flame for a certain time according to a specified method, then the flame is removed, and the time for the fabric to continuously burn with the flame, the time for the fabric to burn without the flame and the damage degree of the fabric are measured. At present, the burning test mode of the common fabric is mainly to ignite a sample cloth strip, and the burning performance of the fabric, such as flame retardance, flame resistance and the like, is represented by testing the burning length of the cloth strip within a certain time or testing the burning time of the cloth strip to a specified position.
The existing combustion test equipment has the disadvantages of rigid structure, high requirement on professional skills, more troublesome operation, incapability of being suitable for more simulation occasions, insufficient functions and poor use feeling.
SUMMERY OF THE UTILITY MODEL
Based on above, the utility model provides a combustion tester conveniently carries out multi-angle, multiposition to the sample cloth and detects its combustion behavior, better simulation actual combustion condition, satisfies the test needs.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a combustion tester comprises a main box body, a sample rack, an igniter and a timer, wherein a combustion groove is arranged in the main box body, a supporting arm is arranged on one side of the combustion groove on the main box body, a lifting mechanism is arranged in the supporting arm, a Z-guide groove is formed in the supporting arm, the sample rack comprises a mounting block, a supporting plate and a hanging rod, the mounting block is driven by the lifting mechanism and moves up and down along the Z-guide groove, the hanging rod is fixed on the mounting block and extends towards the Y direction on one side of the supporting arm, the top end of the supporting plate is rotatably connected with the mounting block and is always positioned right above the combustion groove, the supporting plate and a horizontal plane form a set angle through a locking mechanism, a sample to be tested is laid on the supporting plate, the supporting plate comprises a first plate strip and a second plate strip which are arranged side by side and at an interval, three fixing columns are arranged on the first plate along the, the some firearm includes the nozzle to the bottom of layer board, and the time-recorder includes timing line, weight and inductor, and the one end of three timing line is convoluteed respectively on corresponding fixed column, and the other end is connected corresponding weight after bypassing corresponding guide pillar, peg in proper order, and the inductor sets up under unsettled weight, and when sample burning on the layer board stretchs corresponding timing line, the timing line burns out, and the weight falls, hits the inductor, obtains the burning and stretchs the time.
Wherein, locking mechanical system is including being fixed in fixing base and the locking seat on the installation piece, is provided with the pivot that extends to the locking seat on the fixing base, and the top cover of layer board is established in the pivot, is provided with tooth portion on the layer board towards the face of locking seat, is equipped with spring and locking block in the locking seat, and the locking block is stretched out outwards by spring force, and the last tooth portion that corresponds the layer board of locking block is provided with spacing tooth head, and the layer board is locked when the locking block meshes with the tooth portion of layer board.
Wherein the set angle is-90 to 0 degrees.
Wherein, a deflector rod which is convenient to drive is arranged on the locking block.
The end parts of the fixing column and the guide column are arranged to be conical tips and are used for pricking into a sample to be tested to form fixing.
Wherein, the hanging rod is provided with a limit groove corresponding to the hanging positions of the three timing lines.
Wherein, the angle between the fire nozzle and the horizontal plane is adjustable.
Wherein, be provided with X on the lateral wall of combustion chamber to the guide slot, the nozzle stretches out and can follow its translation in X to the guide slot.
Wherein, the bottom of the combustion groove is provided with an ash containing plate, and the main box body is provided with a movable side cover which is convenient for taking out the ash containing plate.
Wherein, the main box body is provided with an interactive panel.
To sum up, the beneficial effects of the utility model are that, compared with the prior art, the layer board that bears the weight of the sample among the combustion tester can arbitrary angle setting to the simulation multi-angle burning situation, and set up three timing points on the layer board, be convenient for calculate burning rate, the test result is more accurate, and overall structure is simple, and the simple operation has satisfied the test requirement.
Drawings
Fig. 1 is a schematic structural diagram of a combustion tester provided by an embodiment of the present invention;
fig. 2 is an enlarged view at a in fig. 1.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1 and 2, the present embodiment provides a combustion tester, which includes a main case 1, a sample holder 2, an igniter, and a timer.
A combustion groove 3 is formed in the main box body 1, a supporting arm 4 is arranged on the main box body 1 and located on one side of the combustion groove 3, a lifting mechanism is arranged in the supporting arm 4, and a Z-direction guide groove 5 is formed in the supporting arm 4.
The bottom of the combustion groove 3 is provided with an ash containing plate 6, and the main box body 1 is provided with a movable side cover 7 which is convenient for taking out the ash containing plate 6, so that the equipment is convenient to clean and maintain.
The main box body 1 is provided with an interactive panel 8 for controlling the equipment action and visually reflecting the test data.
The sample holder 2 comprises a mounting block 9, a support plate 10 and a hanging rod 11. The mounting block 9 is driven by the elevating mechanism and moves up and down along the Z-direction guide groove 5. The hanging rod 11 is fixed on the mounting block 9, is positioned on one side of the supporting arm 4 and extends towards the Y direction, the top end of the supporting plate 10 is rotatably connected with the mounting block 9 and is always positioned right above the combustion groove 3, and a set angle is formed between the supporting plate 10 and the horizontal plane through a locking mechanism.
The locking mechanism comprises a fixed seat 12 and a locking seat 13 which are fixed on the mounting block 9, a rotating shaft extending towards the locking seat 13 is arranged on the fixed seat 12, the top end of the supporting plate 10 is sleeved on the rotating shaft, a tooth part is arranged on the surface of the supporting plate 10 facing the locking seat 13, a spring 14 and a locking block 15 are assembled in the locking seat 13, the locking block 15 extends outwards under the elastic action of the spring 14, and a shifting lever 16 convenient for driving is arranged on the locking block 15. The locking block 15 is provided with a limit tooth head 17 corresponding to the tooth portion of the pallet 10, and the pallet 10 is locked when the locking block 15 is engaged with the tooth portion of the pallet 10. Preferably, the set angle is-90 ° to 0 °.
The sample that awaits measuring is laid on layer board 10, and layer board 10 includes side by side and interval arrangement's first lath and second lath, is provided with three fixed column 18 along its length direction on the first lath, corresponds three fixed column 18 on the second lath and is provided with three guide pillar 19. In addition, considering that the sample is easy to slide when the inclination of the supporting plate 10 is large, the ends of the fixing column 18 and the guide pillar 19 are tapered for piercing into the sample to be measured to form a fixing.
The point firearm is including the burner 20 just to the bottom of layer board 10, and the angle of burner 20 and horizontal plane is adjustable, and is provided with X on the lateral wall of combustion chamber 3 to guide slot 21, and burner 20 stretches out and can follow its translation in X to guide slot 21 to all can satisfy the ignition needs to the layer board 10 of multiposition, multi-angle. The flame height can also be adjusted, and the flame height required by the general standard is (40 +/-3) mm. The burner tip 20, after auto-ignition for 10s, moves back along the X-direction channel 21 away from the sample.
The timer comprises timing lines 22, a heavy hammer 23 and a sensor 24, one end of each of the three timing lines 22 is wound on the corresponding fixing column 18, the other end of each of the three timing lines 22 sequentially bypasses the corresponding guide pillar 19 and the hanging rod 11 and then is connected with the corresponding heavy hammer 23, the sensor 24 is arranged right below the suspended heavy hammer 23, when a sample on the supporting plate 10 burns and spreads to the corresponding timing line 22, the timing line 22 burns off, the heavy hammer 23 falls down and hits the sensor 24, and the burning spreading time is obtained.
Three timing points can obtain three flame combustion spreading times, data are more accurate, the combustion speed of a sample with higher feasibility is calculated, and the sample is qualified only when the combustion speed is generally required to be less than or equal to 10 m/s.
The hanging rod 11 is provided with a limiting groove corresponding to the hanging positions of the three timing lines 22 to ensure that the timing lines 22 and the weight 23 do not interfere with each other.
To sum up, but the layer board that bears the weight of the sample among the foretell burning tester arbitrary angle setting to the simulation multi-angle burning situation, and set up three timing points on the layer board, be convenient for calculate burning speed, the test result is more accurate, overall structure is simple, and the simple operation has satisfied the test requirement.
The above embodiments have been merely illustrative of the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and does not depart from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A combustion tester is characterized by comprising a main box body, a sample rack, an igniter and a timer,
a combustion groove is arranged in the main box body, a supporting arm is arranged on the main box body and positioned at one side of the combustion groove, a lifting mechanism is arranged in the supporting arm, a Z-direction guide groove is arranged on the supporting arm,
the sample rack comprises a mounting block, a supporting plate and a hanging rod, the mounting block is driven by the lifting mechanism and moves up and down along the Z-direction guide groove, the hanging rod is fixed on the mounting block and is positioned on one side of the supporting arm and extends towards the Y direction, the top end of the supporting plate is rotatably connected with the mounting block and is always positioned right above the combustion groove, the supporting plate and the horizontal plane form a set angle through a locking mechanism, a sample to be tested is laid on the supporting plate, the supporting plate comprises a first plate strip and a second plate strip which are arranged side by side and at intervals, three fixing columns are arranged on the first plate strip along the length direction of the first plate strip, and three guide columns are arranged on the second plate strip corresponding to the three fixing columns,
the igniter comprises a nozzle which is opposite to the bottom end of the supporting plate,
the timer comprises timing lines, a heavy hammer and sensors, one end of each timing line is wound on the corresponding fixed column, the other end of each timing line sequentially bypasses the corresponding guide pillar and the corresponding hanging rod and then is connected with the corresponding heavy hammer, the sensors are arranged under the suspended heavy hammers, when a sample on the supporting plate burns and spreads to the corresponding timing line, the timing line is burnt off, the heavy hammers fall down and hit the sensors, and the burning spreading time is obtained.
2. The combustion tester as set forth in claim 1, wherein: locking mechanical system is including being fixed in fixing base and locking seat on the installation piece, be provided with the pivot that extends to the locking seat on the fixing base, the top cover of layer board is established in the pivot, be provided with tooth portion on the face towards the locking seat on the layer board, be equipped with spring and locking piece in the locking seat, the locking piece receives the spring force effect to stretch out outwards, the last tooth portion that corresponds the layer board of locking piece is provided with spacing tooth head, and the layer board is locked when the locking piece meshes with the tooth portion of layer board.
3. The combustion tester as set forth in claim 2, wherein: the set angle is-90-0 degrees.
4. The combustion tester as set forth in claim 2, wherein: and a shifting lever convenient to drive is arranged on the locking block.
5. The combustion tester as set forth in claim 1, wherein: the end parts of the fixing column and the guide column are arranged to be conical tips and used for pricking into a sample to be tested to form fixing.
6. The combustion tester as set forth in claim 1, wherein: and limiting grooves are formed in the hanging rod corresponding to the hanging positions of the three timing wires.
7. The combustion tester as set forth in claim 1, wherein: the angle between the fire nozzle and the horizontal plane is adjustable.
8. The combustion tester as set forth in claim 1, wherein: an X-direction guide groove is formed in the side wall of the combustion groove, and the fire nozzle extends out of the X-direction guide groove and can move horizontally along the X-direction guide groove.
9. The combustion tester as set forth in claim 1, wherein: the bottom of the combustion groove is provided with an ash containing plate, and the main box body is provided with a movable side cover which is convenient for taking out the ash containing plate.
10. The combustion tester as set forth in claim 1, wherein: an interactive panel is arranged on the main box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020998133.3U CN212459577U (en) | 2020-06-03 | 2020-06-03 | Combustion tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020998133.3U CN212459577U (en) | 2020-06-03 | 2020-06-03 | Combustion tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212459577U true CN212459577U (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020998133.3U Active CN212459577U (en) | 2020-06-03 | 2020-06-03 | Combustion tester |
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| Country | Link |
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| CN (1) | CN212459577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114326360A (en) * | 2022-01-06 | 2022-04-12 | 中纺标检验认证股份有限公司 | Textile combustor time calibration device and calibration method |
-
2020
- 2020-06-03 CN CN202020998133.3U patent/CN212459577U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114326360A (en) * | 2022-01-06 | 2022-04-12 | 中纺标检验认证股份有限公司 | Textile combustor time calibration device and calibration method |
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