CN210180990U - Horizontal combustion tester - Google Patents
Horizontal combustion tester Download PDFInfo
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- CN210180990U CN210180990U CN201920633014.5U CN201920633014U CN210180990U CN 210180990 U CN210180990 U CN 210180990U CN 201920633014 U CN201920633014 U CN 201920633014U CN 210180990 U CN210180990 U CN 210180990U
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 55
- 238000012360 testing method Methods 0.000 claims abstract description 152
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 108091008695 photoreceptors Proteins 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 238000010304 firing Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 15
- 238000013461 design Methods 0.000 description 7
- 238000013459 approach Methods 0.000 description 5
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000005856 abnormality Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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Abstract
The utility model provides a horizontal combustion tester, belonging to the technical field of material combustion performance testing devices; the device comprises a base, a test box arranged above the base and a box door pivoted with the test box; a test unit is arranged in the test box, and a control unit is arranged in the base; the test unit comprises a flame mechanism, a test object clamping mechanism and a collecting tray arranged below the test object clamping mechanism; the test object clamping mechanism comprises a bracket and a clamping assembly which are arranged at the bottom of the test box, and the clamping assembly can slide along the bracket; the side surface of the test box is provided with a first through hole and a second through hole, the clamping assembly is inserted into and pulled out of the test box through the first through hole, and the collecting disc is inserted into and pulled out of the test box through the second through hole. The utility model discloses a burning test thing removes to be close flame and tests, reduces flame and removes the unstable defect of test result that the nearly burning test thing brought, has improved the stability and the accuracy of test result.
Description
Technical Field
The utility model relates to a material combustion performance testing arrangement's technical field especially relates to a horizontal burning tester.
Background
The combustion tester is mainly used for measuring the non-combustible performance of plastics, rubber or films under the condition of direct combustion of a specified fire source so as to judge the fire resistance grade of the material; the test method is established by research on the flame retardant property of the plastic based on GB/T2408 standard, UL standard and the like. The main testing principle is that a horizontal or vertical sample is periodically ignited for a plurality of times according to a certain flame height and a certain flame application angle, and the combustibility of the sample is evaluated according to the ignition duration of the sample and the burning time and whether the igniters laid under the sample are ignited; the combustion tester is mainly suitable for scientific research units, plastic production factories or quality inspection mechanisms of electrical and electronic plastic or rubber products and component parts thereof such as electrical connectors and the like, and is also suitable for industries of insulating materials, engineering plastics, fireproof plugging materials or other solid combustible materials.
The combustion tester in the prior art has two structural forms of full automation and semi-automation; the full automation is not suitable for a plurality of medium and small factories due to high cost, so the market occupancy rate of the semi-automatic combustion tester is high; however, most of the existing semi-automatic combustion testers adopt a pulling flame base platform, so that flame approaches to a combustion tester, and the flame is easy to swing and be unstable in the pulling process, thereby affecting the test result and having certain potential safety hazards.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a horizontal burning tester, it adopts the burning test thing to remove to be close flame and tests, reduces the unstable defect of test result that flame removed to be close to the burning test thing and brought, has improved the stability and the accuracy of test result.
The utility model provides the following technical proposal, a horizontal combustion tester, which comprises a base, a test box arranged above the base and a box door pivoted with the test box; a test unit is arranged in the test box, a control unit is arranged in the base, and the control unit is electrically connected with the test unit; the test unit comprises a flame mechanism, a test object clamping mechanism and a collecting tray arranged below the test object clamping mechanism; the test object clamping mechanism comprises a bracket and a clamping assembly which are arranged at the bottom of the test box, and the clamping assembly can slide along the bracket; a first through hole and a second through hole are formed in the side face of the test box, the clamping assembly is inserted into and pulled out of the test box through the first through hole, and the collecting disc is inserted into and pulled out of the test box through the second through hole; the structure design simplifies the structure and reduces the manufacturing cost on the basis that the clamping assembly for clamping the combustion object approaches to the flame mechanism.
Preferably, the clamping assembly comprises a lower clamp plate arranged on the support, a steel wire tensioned on the lower clamp plate, an end clamp plate arranged at one end of the lower clamp plate, an upper clamp plate arranged corresponding to the lower clamp plate, and a plurality of positioning columns for positioning and superposing the upper clamp plate on the lower clamp plate; the structure design realizes the supporting and clamping effects of the clamping assembly on the combustion objects.
Preferably, a gap is reserved between the test box and the base, and a plurality of heat dissipation holes are formed in the bottom end of the test box; the structural design effectively reduces the internal temperature of the test chamber.
Preferably, the upper end of the test box is provided with a third through hole, and a thermometer is arranged on the third through hole; the purpose of this arrangement is to measure the temperature inside the test chamber at any time.
Preferably, a handle is arranged on the clamp end plate; the purpose of this arrangement is to facilitate the insertion and extraction of the clamping assembly from the test chamber.
Preferably, the flame mechanism comprises a gas supply assembly, a firing pin and a flame scale which are arranged on the inner side surface of the test box; the gas supply assembly comprises a nozzle fixing seat arranged on the inner side surface of the test box, a nozzle vertically arranged on the nozzle fixing seat, a Bunsen burner communicated with the nozzle, a flowmeter communicated with the Bunsen burner and arranged on the outer side surface of the test box, and a gas storage tank communicated with the flowmeter; the purpose of the structural design is to provide a heat source, and the combustion flame height of the heat source can be effectively controlled.
Preferably, a photoreceptor arranged corresponding to the flame scale is arranged on the inner side surface of the test box; the purpose of this setting is to sense the centre gripping subassembly centre gripping burning test article stretches to the flame region.
Preferably, the control unit comprises a control core board arranged in the base, and a touch screen, a timing switch and a power switch which are embedded on the base; the touch screen, the timing switch, the power switch, the photoreceptor, the flowmeter, the firing pin and the thermometer are respectively electrically connected with the control core board; the control unit is arranged for automatically controlling the flame combustion of the bunsen burner to meet the requirement of measuring relevant parameters of a comburent and ensuring the safety of the horizontal combustion tester in use.
The utility model has the advantages as follows:
1. the clamping assembly can be conveniently inserted and pulled out of the test box, so that the clamping assembly for clamping the combustion test object approaches the flame mechanism to perform combustion test, the defect that the test result is unstable due to flame flutter caused by the fact that the flame approaches the combustion test object by adopting the flame in the conventional combustion tester can be greatly reduced, and the stability and the accuracy of the test result are improved;
2. the light sensor and the flowmeter are arranged, wherein the flowmeter can control the flame height of the Bunsen burner to be the height required by the test, so that the flame height can meet the test requirement of a comburent; in addition, the light sensor timely senses that the clamping assembly clamps a combustion test object to enter a flame area and starts timing, the combustion test object is fed back to the control core plate after being combusted for a preset time, and the flow meter is controlled to automatically stop supplying gas to extinguish the flame, so that the combustion time of the combustion test object is controlled in real time;
3. the thermometer is arranged, the temperature inside the test box is monitored in real time during testing, certain dangers are reminded and fed back in time, and therefore safety performance of the thermometer is improved.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a horizontal combustion tester of the present invention;
fig. 2 is a schematic perspective view of a horizontal combustion tester (without a test object clamping mechanism and a collecting tray) according to the present invention;
fig. 3 is a schematic structural diagram of a test unit of the horizontal combustion tester of the present invention;
fig. 4 is a schematic structural view of a clamping assembly of the horizontal combustion tester of the present invention;
fig. 5 is a schematic structural view of a flame mechanism of the horizontal combustion tester of the present invention;
fig. 6 is a schematic structural view of a control unit of the horizontal combustion tester of the present invention;
description of reference numerals: 100-base, 200-test box, 210-box door, 201-first through hole, 202-second through hole, 203-heat dissipation hole, 204-third through hole, 300-test unit, 310-flame mechanism, 311-air supply component, 312-fire needle, 313-flame scale, 314-nozzle fixing seat, 315-nozzle, 316-bunsen burner, 317-flowmeter, 318-photoreceptor, 320-test object clamping mechanism, 321-bracket, 322-clamping component, 323-clamp lower plate, 324-steel wire, 325-clamp end, 326-clamp upper plate, 327-positioning column, 328-handle, 330-collecting tray, 400-control unit, 410-control core plate, 420-touch screen device, 430-time switch, 440-power switch, 500-thermometer.
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 horizontal combustion tester includes a base 100, a test chamber 200 disposed above the base, and a chamber door 210 pivotally connected to the test chamber; a test unit 300 is arranged in the test box 200, a control unit 400 is arranged in the base 100, and the control unit 400 is electrically connected with the test unit 300; in order to more intuitively view the testing process of the testing unit 300, a transparent plate may be disposed at a window position on the box door 210; preferably, a gap is left between the test box 200 and the base 100, a plurality of heat dissipation holes 203 are formed in the bottom end of the test box 200, and in the test process, heat dissipated by the test unit 300 is dissipated through the heat dissipation holes 203, so that the temperature inside the test box 200 is reduced, and some waste gas generated by combustion can be dissipated through the heat dissipation holes 203, and by means of the structural design, the temperature inside the test box 200 is effectively reduced, the service life of each component of the test unit 300 is prolonged, and relevant factors influencing test data due to high temperature are reduced; in addition, preferably, the upper end of the test chamber 200 is provided with a third through hole 204, and a thermometer 500 is disposed on the third through hole 204, and the purpose of the arrangement is to measure the internal temperature of the test chamber 200 at any time.
Referring to fig. 2 and 3, the test unit 300 includes a flame mechanism 310, a test object holding mechanism 320, and a collecting tray 330 disposed below the test object holding mechanism; preferably, the test object holding mechanism 320 includes a bracket 321 disposed at the bottom of the test chamber 200 and a holding assembly 322, wherein the holding assembly 322 can slide along the bracket 321; a first through hole 201 and a second through hole 202 are formed in the side surface of the test box 200, the clamping component 322 is inserted into and pulled out of the test box 200 through the first through hole 201, and the collecting tray 330 is inserted into and pulled out of the test box 200 through the second through hole 202; specifically, the clamping assembly 322 is inserted into or pulled out of the test chamber 200 through the first through hole 201, so that the clamping assembly 322 for clamping the combustion object approaches the flame mechanism 310, the structure is simplified and convenient, and the manufacturing cost is reduced on the basis of strong operability; in addition, the collecting tray 330 is inserted into the test chamber 200 through the second through hole 202, and the collecting tray 330 is used for collecting waste residues generated by combustion of the combustion products, so that the waste residues are collected and cleaned, and the interior of the test chamber 200 can be effectively kept clean.
Referring to fig. 4, the clamping assembly 322 includes a lower clamp plate 323 disposed on the bracket 321, a steel wire 324 tensioned on the lower clamp plate, an end clamp plate 325 disposed at one end of the lower clamp plate, an upper clamp plate 326 disposed corresponding to the lower clamp plate, and a plurality of positioning posts 328 for positioning and overlapping the upper clamp plate 326 on the lower clamp plate 323; in a specific operation process, the clamping assembly 322 is pulled out of the test box 200, the clamp upper plate 326 is moved away from the clamp lower plate 323, the combustion object is horizontally placed on the steel wire 324, and then the clamp upper plate 326 is positioned and placed on the clamp lower plate 323 through the positioning action of the positioning columns 327, so that the combustion object is clamped on the clamping assembly 322; preferably, grip 328 is provided on clamp end plate 325 to facilitate insertion and removal of clamp assembly 322 from test chamber 200.
Referring to fig. 5, the flame mechanism 310 includes a gas supply assembly 311, and a fire needle 312 and a flame scale 313 which are disposed on the inner side of the test chamber 200; the gas supply assembly 311 comprises a nozzle fixing seat 314 arranged on the inner side surface of the test box 200, a nozzle 315 vertically arranged on the nozzle fixing seat, a Bunsen burner 316 communicated with the nozzle, a flowmeter 317 communicated with the Bunsen burner and arranged on the outer side surface of the test box 200, and a gas storage tank (not shown) communicated with the flowmeter; preferably, a photoreceptor 318 arranged corresponding to the flame scale 313 is arranged on the inner side surface of the test chamber 200; in a specific operation process, gas in the gas storage tank (not shown) enters the nozzle 315 through the bunsen burner 316, the sparking needle 312 is ignited, the photoreceptor 318 timely senses that the clamping assembly 322 clamps a combustion test object to enter a flame region, timing is started, the combustion test object is fed back to the control unit 400 after burning for a preset time, the flowmeter 317 is controlled to automatically stop supplying gas to extinguish the flame, and the burning time of the combustion test object is controlled in real time; the arrangement of the flowmeter and the flame scale can control the flame height of the bunsen burner 316 to be the height required by the test, so that the flame height can meet the test requirement of a comburent; the purpose of this structural design is to provide the heat source, and can the combustion flame height of effectual control heat source, automatic control the burning test time of the burning test thing of centre gripping subassembly 322 centre gripping to the degree of accuracy of test has been improved.
Referring to fig. 6, the control unit 400 includes a control core board 410 disposed in the base 100, and a touch screen 420, a time switch 430 and a power switch 440 embedded in the base 100, wherein the touch screen 420 monitors and records related combustion parameters, and the time switch 420 can grasp a combustion duration according to a combustion time of a comburent; the touch screen 420, the time switch 430, the power switch 440, the photoreceptor 318, the flowmeter 317, the sparking pin 312 and the thermometer 500 are respectively electrically connected with the control core board 410; the specific control flow comprises the following steps: the combined use of the flowmeter 317 and the flame scale 313 can realize that the flame height of the bunsen burner 316 is controlled to the height required by the test, so that the flame height meets the test requirement of the comburent; when the light sensor 318 senses that the clamping assembly 322 clamps the burning test object to enter the flame region in time and starts timing, the burning test object is fed back to the control unit 400 after burning for a preset time, the flow meter 317 is controlled to automatically stop supplying gas so that the flame is extinguished, and the burning time of the burning test object is controlled in real time; when the temperature in the test box 200 is abnormal, the thermometer 500 monitors the abnormality and feeds back the abnormality to the control core plate 420, the control core plate 420 sends a signal to the flowmeter 317, the flowmeter 317 closes the output of gas, so that the test is temporarily stopped, and the test is performed again after the temperature returns to normal; the arrangement can automatically control the flame combustion of the bunsen burner 316 to meet the requirements for measuring the relevant parameters of the combustion objects and ensure the safety of the horizontal combustion tester in use.
The utility model discloses a theory of operation does: pulling said clamping assembly 322 out of said test chamber 200, removing said upper clamp plate 326 from said lower clamp plate 323, placing the combustion products flat on said steel wire 324, positioning said upper clamp plate 326 on said lower clamp plate 323 by means of a plurality of said positioning posts 327, and inserting said clamping assembly 322 with the combustion products into said test chamber 200; the power switch 440 is turned on, the control core plate 420 controls the flowmeter 317 to output gas into the nozzle 315 and controls the sparking needle 312 to ignite, the flowmeter 317 is controlled to output a first gas quantity through the comparison action of the flame scale 313, so that the height of the flame reaches the height required by the test, when the photoreceptor 318 timely senses that the clamping assembly 322 clamps the burning test object to enter the flame area and starts timing, the burning test object is fed back to the control unit 400 after burning for a preset time, the flowmeter 317 is controlled to automatically extinguish the flame without supplying gas, and the burning time of the burning test object is controlled in real time; after the combustion test is completed, the waste residues generated by the combustion of the combustion products are collected and cleaned by the collecting tray 330.
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 (8)
1. A horizontal combustion tester comprises a base, a test box arranged above the base and a box door pivoted with the test box; the method is characterized in that: a test unit is arranged in the test box, a control unit is arranged in the base, and the control unit is electrically connected with the test unit; the test unit comprises a flame mechanism, a test object clamping mechanism and a collecting tray arranged below the test object clamping mechanism; the test object clamping mechanism comprises a bracket and a clamping assembly which are arranged at the bottom of the test box, and the clamping assembly can slide along the bracket; the side surface of the test box is provided with a first through hole and a second through hole, the clamping assembly is inserted into and pulled out of the test box through the first through hole, and the collecting disc is inserted into and pulled out of the test box through the second through hole.
2. The horizontal burn test instrument of claim 1, wherein: the clamping assembly comprises a clamp lower plate arranged on the support, a steel wire tensioned on the clamp lower plate, a clamp end plate arranged at one end of the clamp lower plate, a clamp upper plate arranged corresponding to the clamp lower plate and a plurality of positioning columns for positioning and superposing the clamp upper plate on the clamp lower plate.
3. The horizontal burn test instrument of claim 1, wherein: a gap is reserved between the test box and the base, and a plurality of heat dissipation holes are formed in the bottom end of the test box.
4. The horizontal burn test instrument of claim 1, wherein: the upper end of the test box is provided with a third through hole, and a thermometer is arranged on the third through hole.
5. The horizontal burn test apparatus of claim 2, wherein: and a handle is arranged on the clamp end plate.
6. The horizontal burn test apparatus of claim 4, wherein: the flame mechanism comprises an air supply assembly, a firing needle and a flame scale which are arranged on the inner side surface of the test box; the air supply assembly comprises a nozzle fixing seat arranged on the inner side face of the test box, a nozzle vertically arranged on the nozzle fixing seat, a Bunsen burner communicated with the nozzle, a flowmeter communicated with the Bunsen burner and arranged on the outer side face of the test box, and an air storage tank communicated with the flowmeter.
7. The horizontal burn test apparatus of claim 6, wherein: and a photoreceptor arranged corresponding to the flame scale is arranged on the inner side surface of the test box.
8. The horizontal burn test instrument of claim 7, wherein: the control unit comprises a control core board arranged in the base, and a touch screen, a timing switch and a power switch which are embedded on the base; the touch screen, the timing switch, the power switch, the photoreceptor, the flowmeter, the firing pin and the thermometer are respectively electrically connected with the control core board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920633014.5U CN210180990U (en) | 2019-04-30 | 2019-04-30 | Horizontal combustion tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920633014.5U CN210180990U (en) | 2019-04-30 | 2019-04-30 | Horizontal combustion tester |
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| Publication Number | Publication Date |
|---|---|
| CN210180990U true CN210180990U (en) | 2020-03-24 |
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ID=69832428
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920633014.5U Expired - Fee Related CN210180990U (en) | 2019-04-30 | 2019-04-30 | Horizontal combustion tester |
Country Status (1)
| Country | Link |
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| CN (1) | CN210180990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345685A (en) * | 2020-11-05 | 2021-02-09 | 江苏江化聚氨酯产品质量检测有限公司 | Standard test device for material surface combustion characteristics |
-
2019
- 2019-04-30 CN CN201920633014.5U patent/CN210180990U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112345685A (en) * | 2020-11-05 | 2021-02-09 | 江苏江化聚氨酯产品质量检测有限公司 | Standard test device for material surface combustion characteristics |
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Granted publication date: 20200324 |