CN211348094U - Vertical combustion tester - Google Patents

Vertical combustion tester Download PDF

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Publication number
CN211348094U
CN211348094U CN201921731752.XU CN201921731752U CN211348094U CN 211348094 U CN211348094 U CN 211348094U CN 201921731752 U CN201921731752 U CN 201921731752U CN 211348094 U CN211348094 U CN 211348094U
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combustion
combustor
combustion chamber
tester
combustion device
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CN201921731752.XU
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Chinese (zh)
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邱晓林
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Guangdong Surveying Instrument Co ltd
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Guangdong Surveying Instrument Co ltd
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Abstract

The utility model provides a vertical combustion tester, belonging to the technical field of textile combustion tester; the device comprises a base, a combustion chamber, a protective cover, a chamber door, a clamp suspension beam and a sample clamp, wherein a first combustion device rotating around the vertical direction and a second combustion device moving along the horizontal direction are arranged in the inner cavity of the combustion chamber; according to the requirement of the required test standard, under the control of the control unit, the first combustion device is rotatably arranged right below the fabric clamped by the sample clamp, so that the combustion test requirement of a vertical method of a fabric combustion performance test is realized; the second combustion device is horizontally arranged below the side of the fabric clamped by the sample clamp, so that the combustion test requirements of the damage length, smoldering and afterflame time measurement are met; different combustion test devices are configured to meet different test standard requirements, so that one tester has the function of multiple combustion test standards.

Description

Vertical combustion tester
Technical Field
The utility model relates to a technical field of the burning test instrument of fabrics especially relates to a vertical method burning test instrument.
Background
The vertical burning tester is mainly used for testing the flame retardant property of clothing fabrics, decorative fabrics, tent fabrics and the like with flame retardant requirements, and is also suitable for testing the flame retardant property of rubber/plastic and other materials with flame retardant requirements.
With the development of society and the importance on life, the state has a mandatory regulation on the flame retardant property of textile materials used in many fields such as buildings, public transportation and the like; such as: GB/T5455-1997 textile combustion performance test vertical method stipulates the structure, ignition mode and time, sample rack size and the like of a vertical combustion tester; GB/T8745-2001 the determination of textile combustion performance fabric surface combustion time clearly requires the determination of the surface flame spread time of textile fabrics; the test method of the flame spread time of the textile in the vertical direction is determined in GB/T5456-2009 test sample flame spread performance in the vertical direction of the textile combustion performance; GB/T5455-2014 textile burning performance vertical direction damage length, smoldering and afterflame time determination on textile vertical burning test device relevant regulations.
The existing detection instrument has the problems of single function and complex operation, and one instrument cannot carry out multiple standard tests.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a vertical method burning tester, it has accurate test flame and stretchs speed, disposes different burning test device and requires in order to accord with different test standard, realizes that a tester has the function of carrying out a plurality of burning test standards.
The utility model provides the following technical proposal, a vertical combustion tester, which comprises a base, a combustion chamber arranged above the base, a protective cover arranged at one side of the combustion chamber and a chamber door pivoted with the combustion chamber; the top end of the inner cavity of the combustion chamber is provided with a clamp suspension beam, and the clamp suspension beam is provided with a sample clamp which is detachable and suspended from the clamp suspension beam; preferably, the inner cavity of the combustion chamber is provided with a first combustion device rotating around the vertical direction and a second combustion device moving along the horizontal direction, and the base is internally provided with a control unit electrically connected with the first combustion device and the second combustion device respectively; under the control of the control unit, the first combustion device rotates around the vertical direction or the second combustion device moves along the horizontal direction to be positioned below the sample clamp, so that combustion test tests with different standards are respectively carried out on the fabrics clamped on the sample clamp, and the function that one tester has multiple combustion test standards is realized.
Preferably, the first combustion device comprises a first combustor rotating around the vertical direction and a first power unit driving the first combustor to rotate around the vertical direction; the first power unit comprises a copper sleeve which penetrates through the base and is fixed on the base, a rotating shaft which penetrates through the copper sleeve and rotates relative to the copper sleeve, a first motor which drives the rotating shaft to rotate and fixes the inner cavity of the base, and a tray which is movably clamped on the rotating shaft; first combustor is located on the tray, a power unit drive the tray rotates in vertical direction and predetermines the angle, realizes first combustor is in the centre gripping fabric on the sample anchor clamps carries out the burning test experiment.
Preferably, the second combustion device comprises a second power unit and a second combustor arranged in the protective cover; the second combustor penetrates through the side wall of the combustion chamber, and the second power unit drives the second combustor to move back and forth along the horizontal direction; the second power unit comprises a mounting seat fixed on the side wall of the combustion chamber, a motor seat and a sliding block which are arranged on the mounting seat, a guide rail sliding relative to the sliding block, a rack horizontally arranged on the guide rail, a gear meshed with the rack and a second motor driving the gear to rotate and arranged on the motor seat; the second combustor is arranged on the rack, and the second power unit drives the rack to extend out of a preset distance along the horizontal direction, so that the second combustor can conduct a combustion test on the fabric clamped on the sample clamp.
Preferably, the first burner and the second burner each include a flame nozzle, an electromagnetic valve communicated with the flame nozzle, a flame measuring tape arranged at the upper end of the flame nozzle, a fixed seat, an adjusting valve arranged on the fixed seat, a pilot needle communicated with the adjusting valve, and a firing needle arranged above the pilot needle; the electromagnetic valve is communicated with the gas storage tank through a flowmeter.
Preferably, the control unit comprises a control core board arranged in the base, a touch screen embedded on the base and a power switch; the touch screen, the power switch, the first combustor, the second combustor, the first motor and the second motor are respectively electrically connected with the control core board; the arrangement realizes automatic control of the first combustion device or the second combustion device to respectively carry out combustion test tests on the fabric clamped on the sample clamp.
Preferably, the top and the bottom end of the side wall of the combustion chamber are provided with a plurality of through holes; a top cover is arranged above the top of the combustion chamber at the through hole, and a baffle is arranged on the inner side wall of the combustion chamber at the through hole; this arrangement reduces interference of external conditions with a combustion test of the combustion chamber.
The beneficial effects of the utility model are that, more current burning tester has following advantage:
1. the inner cavity of the combustion chamber is provided with a first combustion device rotating around the vertical direction and a second combustion device moving along the horizontal direction; the first combustion device is rotationally arranged under the fabric clamped by the sample clamp, and the flame of the first combustion device is vertical to burn the fabric, so that the combustion test requirements required by GB/T5455-1997 textile combustion performance test vertical method can be met; the second combustion device is horizontally moved and placed below the side of the fabric clamped by the sample clamp, and the flame of the second combustion device is controlled to form a certain angle with the vertical direction, so that the combustion test requirements required by GB/T5455-2014 determination of damage length, smoldering and afterflame time in the vertical direction of the combustion performance of the textile can be met; therefore, different combustion test devices are configured to meet different test standard requirements, and one tester has the function of carrying out a plurality of combustion test standards.
2. The touch screen, the power switch, the first combustor, the second combustor, the first motor and the second motor are respectively electrically connected with the control core board under the control of the control unit; according to the requirement of the required test standard, the first combustion device rotates around the vertical direction or the second combustion device moves along the horizontal direction, so that the first combustion device is positioned below the sample clamp, and the combustion test tests of different standards are respectively and automatically performed on the fabric clamped on the sample clamp, so that the influence of artificial factors is reduced, and the accuracy of the combustion test is improved.
3. A plurality of through holes are formed in the top of the combustion chamber and the bottom end of the side wall; a top cover is arranged above the top of the combustion chamber at the through hole, and a baffle is arranged on the inner side wall of the combustion chamber at the through hole; the heat conduction effect of the combustion chamber can be improved, the interference of external conditions on a combustion test of the combustion chamber is reduced, and the accuracy of the combustion test is improved.
Drawings
Fig. 1 is a schematic perspective view of a vertical combustion tester according to the present invention;
fig. 2 is another view angle structure diagram of the vertical combustion tester of the present invention;
FIG. 3 is a schematic structural view of a first combustion device of the vertical combustion tester of the present invention;
FIG. 4 is a schematic structural view of a second combustion device of the vertical combustion tester of the present invention;
FIG. 5 is a schematic view of a first burner of the vertical combustion tester of the present invention;
description of reference numerals: 10-base, 20-combustion chamber, 21-box door, 22-clamp hanging beam, 23-sample clamp, 24-through hole, 25-top cover, 26-baffle, 30-protective cover, 40-first combustion device, 410-first combustor, 411-flame nozzle, 412-electromagnetic valve, 413-flame measuring scale, 414-fixed seat, 415-regulating valve, 416-pilot needle, 417-firing needle, 418-flowmeter, 420-first power unit, 421-copper sleeve, 422-rotating shaft, 423-first motor, 424-tray, 50-second combustion device, 510-second combustor, 520-second power unit, 521-mounting seat, 522-motor seat, 523-sliding block, 524-guide rail 522, 525-a rack, 526-a gear, 527-a second motor, 60-a control unit, 61-a control core board, 62-a touch screen and 63-a power switch.
Detailed Description
In order to make the object, technical solution and technical effect of the present invention more clearly understood, the present invention will be further described with reference to the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and 2, a vertical combustion tester comprises a base 10, a combustion chamber 20 arranged above the base, a protective cover 30 arranged on one side of the combustion chamber, and a box door 21 pivoted with the combustion chamber 20; in order to visually observe the combustion test process in the combustion chamber 20, the door 21 may be made of acrylic or transparent material. Specifically, the top end of the inner cavity of the combustion chamber 20 is provided with a clamp suspension beam 22, the clamp suspension beam 22 is provided with a suspension sample clamp 23 which is detachable from the clamp suspension beam 22, when a fabric to be tested is clamped, the sample clamp 23 can be detached from the combustion chamber 20, the fabric to be tested is tensioned on the sample clamp 23 through arranging a plurality of clamps, and the fabric is flatly laid on the sample clamp 23 without folds as much as possible for accurate test data. Preferably, in order to reduce the interference of external conditions on the testing process in the combustion chamber 20 and improve the heat dissipation effect in the combustion chamber 20, a plurality of through holes 24 are formed at the top and bottom ends of the side walls of the combustion chamber 20, preferably, a top cover 25 is disposed above the top of the combustion chamber 20 at the through holes 24, and a baffle 26 is disposed on the inner side wall of the combustion chamber 20 at the through holes 24.
Further, a first combustion device 40 rotating around the vertical direction and a second combustion device 50 moving along the horizontal direction are arranged in the inner cavity of the combustion chamber 20, specifically, the first combustion device 40 is rotationally arranged right below the fabric clamped by the sample clamp 23, and the flame of the fabric is vertical, so that the combustion test requirements required by GB/T5455-1997 textile combustion performance test vertical method can be met; the second combustion device 50 is horizontally arranged below the side of the fabric clamped by the sample clamp 23, and the flame of the second combustion device is controlled to form a certain angle with the vertical direction, so that the combustion test requirements required by GB/T5455-2014 determination of damage length, smoldering and afterflame time in the vertical direction of the combustion performance of the textile can be met; therefore, different combustion test devices are configured to meet different test standard requirements, and one tester has the function of carrying out a plurality of combustion test standards. Preferably, a control unit 60 electrically connected to the first combustion device 40 and the second combustion device 50 is provided in the base 10; under the control of the control unit 60, according to the requirement of the required test standard, the rotation of the first combustion device 40 around the vertical direction or the movement of the second combustion device 50 along the horizontal direction enables the first combustion device to be positioned below the sample clamp 23, and the combustion test tests of different standards are respectively and automatically performed on the fabrics clamped on the sample clamp 23, so that the influence of human factors is reduced, and the accuracy of the combustion test is improved.
Referring to fig. 3, the first combustion apparatus 40 includes a first burner 410 rotating in a vertical direction and a first power unit 420 driving the first burner to rotate in the vertical direction; the first power unit 420 comprises a copper sleeve 421 passing through the base 10 and fixed thereon, a rotating shaft 422 passing through the copper sleeve and rotating relative to the copper sleeve, a first motor 423 driving the rotating shaft to rotate and fixing the inner cavity of the base 10, and a tray 424 movably clamped on the rotating shaft 422; specifically, the first burner 410 is disposed on the tray 424, the first motor 423 drives the rotating shaft 422 to rotate by a preset angle relative to the copper sleeve 421, so as to drive the tray 424 to rotate synchronously, and the first combustion device 40 is disposed under the fabric clamped by the sample clamp 23 through rotation, so that the first burner 410 can perform a combustion test on the fabric clamped on the sample clamp 23 in the vertical direction.
Referring to fig. 4, the second combustion device 50 includes a second power unit 520 and a second combustor 510 disposed inside the protection cover 30; specifically, an opening is opened on a side wall of the combustion chamber 20, the second burner 510 passes through the side wall of the combustion chamber 20 through the opening, and the second power unit 520 drives the second burner 510 to move back and forth along a horizontal direction. Preferably, the second power unit 520 includes a mounting base 521 fixed on the sidewall of the combustion chamber 20, a motor mount 522 and a slider 523 provided on the mounting base, a guide rail 524 sliding relative to the slider, a rack 525 horizontally provided on the guide rail, a gear 526 engaged with the rack, and a second motor 527 driving the gear to rotate and provided on the motor mount 522; specifically, the second combustor 510 is arranged on the rack 525, the second motor 527 drives the gear 526 to rotate, the rack 525 meshed with the gear is driven to move along the slider 523 under the action of the guide rail 524, and the rack 525 is driven to extend out along the horizontal direction for a preset distance, so that the second combustor 510 is arranged below the side of the fabric clamped by the sample clamp 23, the flame of the second combustor is controlled to form a certain angle with the vertical direction, and the combustion test requirement required by GB/T5455-2014 of the fabric clamped on the sample clamp 23 by the second combustor 510 is met.
Referring to fig. 5, each of the first burner 410 and the second burner 510 includes a flame nozzle 411, an electromagnetic valve 412 communicated with the flame nozzle, a flame gauge 413 disposed at an upper end of the flame nozzle, a fixing seat 414, an adjusting valve 415 disposed on the fixing seat, a pilot pin 416 communicated with the adjusting valve, and a firing pin 417 disposed above the pilot pin, and specifically, the firing pin 417 may be movably disposed above the pilot pin 416 through a fixing rod with adjustable height; the electromagnetic valve 412 is communicated with an air storage tank (not shown) through a flow meter 418, and the flow meter 417 is embedded on the protective cover 30; specifically, for the first combustor 410, the fixing base 414 is disposed on the tray 424, the flame mouth 411 is communicated with a bunsen burner, the gas storage tank (not shown) is communicated with the bunsen burner through the electromagnetic valve 412, after the ignition needle 417 ignites the ignition needle 716, the ignition needle 416 ignites the flame mouth 411, and the flame height is adjusted by the electromagnetic valve 412 under the comparison of the flame gauge 413, so that the flame height meets the requirement of a combustion test. It should be noted that the position relationship of the components of the second combustor 510 and the operation process thereof are similar to those of the first combustor 410, and therefore, the detailed description thereof is omitted.
Referring to fig. 1 and 2, the control unit 60 includes a control core board 61 disposed in the base 10, a touch screen 62 embedded in the base 10, and a power switch 63; the touch screen 62, the power switch 63, the first burner 410, the second burner 510, the first motor 423 and the second motor 527 are electrically connected to the control core 61, respectively. Selecting different testing channels through the touch screen 62 according to different testing requirements, taking the first combustion device 40 as an example for description, hanging the sample clamp 23 clamping the fabric to be combusted on the clamp hanging beam 22, starting the power switch 63, and selecting a corresponding testing channel through the touch screen 62; after the control core plate 61 controls the ignition needle 417 to ignite the ignition needle 416, the ignition needle 416 ignites the flame nozzle 411, and the flame height is visually observed under the comparison of the flame measuring scale 413 and is adjusted by the electromagnetic valve 412, so that the flame height meets the requirement of a combustion test; the control core plate 61 controls the first motor 423 to drive the rotating shaft 422 to rotate relative to the copper sleeve 421 by a preset angle, so as to drive the tray 424 to rotate synchronously, so that the first combustion device 40 is arranged right below the fabric clamped by the sample clamp 23 through rotation, and the first combustor 410 is used for performing a combustion test on the fabric clamped on the sample clamp 23 in the vertical direction.
To sum up, the inner cavity of the combustion chamber of the present invention is provided with the first combustion device 40 rotating around the vertical direction and the second combustion device 50 moving along the horizontal direction, and the touch screen 62, the power switch 63, the first combustor 410, the second combustor 510, the first motor 423 and the second motor 527 are respectively electrically connected to the control core 61 through the control of the control unit 60; according to the requirement of the required test standard, the first combustion device 40 is rotationally arranged under the fabric clamped by the sample clamp 23, the flame of the fabric is vertical, and the requirement of the combustion test required by GB/T5455-1997 textile combustion performance test vertical method can be met; the second combustion device 50 is horizontally moved and placed below the side of the fabric clamped by the sample clamp 23, and the flame of the second combustion device is controlled to form a certain angle with the vertical direction, so that the combustion test requirements required by GB/T5455-2014 determination of damage length in the vertical direction of the combustion performance of the textile, smoldering and afterflame time can be met; therefore, different combustion test devices are configured to meet different test standard requirements, and one tester has the function of carrying out a plurality of combustion test standards.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of the ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, its framework form can be nimble changeable, can derive series of products. But merely as a matter of simple deductions or substitutions, should be considered as belonging to the scope of patent protection of the present invention as determined by the claims submitted.

Claims (6)

1. A vertical combustion tester comprises a base, a combustion chamber arranged above the base, a protective cover arranged on one side of the combustion chamber and a box door pivoted with the combustion chamber; the top end of the inner cavity of the combustion chamber is provided with a clamp suspension beam, and the clamp suspension beam is provided with a sample clamp which is detachable and suspended from the clamp suspension beam; the method is characterized in that: the inner cavity of the combustion chamber is provided with a first combustion device rotating around the vertical direction and a second combustion device moving along the horizontal direction, and a control unit electrically connected with the first combustion device and the second combustion device respectively is arranged in the base; under the control of the control unit, the first combustion device rotates around the vertical direction or the second combustion device moves along the horizontal direction, so that the first combustion device is positioned below the sample clamp, and combustion test tests of different standards are respectively carried out on the fabrics clamped on the sample clamp.
2. The vertical method combustion tester of claim 1, wherein: the first combustion device comprises a first combustor rotating around the vertical direction and a first power unit driving the first combustor to rotate around the vertical direction; the first power unit comprises a copper sleeve which penetrates through the base and is fixed on the base, a rotating shaft which penetrates through the copper sleeve and rotates relative to the copper sleeve, a first motor which drives the rotating shaft to rotate and fixes the inner cavity of the base, and a tray which is movably clamped on the rotating shaft; the first burner is arranged on the tray.
3. The vertical method combustion tester of claim 2, wherein: the second combustion device comprises a second power unit and a second combustor which are arranged in the protective cover; the second combustor penetrates through the side wall of the combustion chamber, and the second power unit drives the second combustor to move back and forth along the horizontal direction; the second power unit comprises a mounting seat fixed on the side wall of the combustion chamber, a motor seat and a sliding block which are arranged on the mounting seat, a guide rail sliding relative to the sliding block, a rack horizontally arranged on the guide rail, a gear meshed with the rack and a second motor driving the gear to rotate and arranged on the motor seat; the second combustor is arranged on the rack.
4. The vertical method combustion tester of claim 3, wherein: the first combustor and the second combustor respectively comprise a flame nozzle, an electromagnetic valve communicated with the flame nozzle, a flame measuring tape arranged at the upper end part of the flame nozzle, a fixed seat, an adjusting valve arranged on the fixed seat, a fire-leading needle communicated with the adjusting valve and a firing needle arranged above the fire-leading needle; the electromagnetic valve is communicated with the gas storage tank through a flowmeter.
5. The vertical method combustion tester of claim 4, wherein: the control unit comprises a control core board arranged in the base, a touch screen embedded on the base and a power switch; the touch screen, the power switch, the first combustor, the second combustor, the first motor and the second motor are respectively electrically connected with the control core board.
6. The vertical method combustion tester of claim 1, wherein: the top and the bottom end of the side wall of the combustion chamber are provided with a plurality of through holes; and a top cover is arranged above the top of the combustion chamber at the through hole, and a baffle is arranged on the inner side wall of the combustion chamber at the through hole.
CN201921731752.XU 2019-10-15 2019-10-15 Vertical combustion tester Active CN211348094U (en)

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Application Number Priority Date Filing Date Title
CN201921731752.XU CN211348094U (en) 2019-10-15 2019-10-15 Vertical combustion tester

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Application Number Priority Date Filing Date Title
CN201921731752.XU CN211348094U (en) 2019-10-15 2019-10-15 Vertical combustion tester

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CN211348094U true CN211348094U (en) 2020-08-25

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113219124A (en) * 2021-06-17 2021-08-06 山东中坚工程质量检测有限公司 Method for detecting flame-retardant and anti-spreading performance of building main body
CN113740482A (en) * 2021-09-24 2021-12-03 山东省产品质量检验研究院 Automatic testing device for flame retardant property of helmet for firefighter and using method
CN114636784A (en) * 2022-03-09 2022-06-17 安徽工程大学 Method and equipment for testing and evaluating combustion performance of down feather
CN117783417A (en) * 2024-02-27 2024-03-29 达州增美玄武岩纤维科技有限公司 Basalt fiber composite fireproof cloth mobile test platform and test method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113219124A (en) * 2021-06-17 2021-08-06 山东中坚工程质量检测有限公司 Method for detecting flame-retardant and anti-spreading performance of building main body
CN113219124B (en) * 2021-06-17 2022-05-31 山东中坚工程质量检测有限公司 Method for detecting flame-retardant and anti-spreading performance of building main body
CN113740482A (en) * 2021-09-24 2021-12-03 山东省产品质量检验研究院 Automatic testing device for flame retardant property of helmet for firefighter and using method
CN114636784A (en) * 2022-03-09 2022-06-17 安徽工程大学 Method and equipment for testing and evaluating combustion performance of down feather
CN114636784B (en) * 2022-03-09 2023-09-01 安徽工程大学 Method and equipment for testing and evaluating combustion performance of down feather
CN117783417A (en) * 2024-02-27 2024-03-29 达州增美玄武岩纤维科技有限公司 Basalt fiber composite fireproof cloth mobile test platform and test method
CN117783417B (en) * 2024-02-27 2024-05-07 达州增美玄武岩纤维科技有限公司 Basalt fiber composite fireproof cloth mobile test platform and test method

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