CN204832129U - Fabrics burning behavior test equipment - Google Patents
Fabrics burning behavior test equipment Download PDFInfo
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- CN204832129U CN204832129U CN201520521535.3U CN201520521535U CN204832129U CN 204832129 U CN204832129 U CN 204832129U CN 201520521535 U CN201520521535 U CN 201520521535U CN 204832129 U CN204832129 U CN 204832129U
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- 238000012360 testing method Methods 0.000 title abstract description 12
- 239000004744 fabric Substances 0.000 title abstract description 7
- 230000003028 elevating effect Effects 0.000 claims abstract description 26
- 238000002485 combustion reaction Methods 0.000 claims abstract description 24
- 239000004753 textile Substances 0.000 claims description 25
- 238000005259 measurement Methods 0.000 claims description 22
- 238000011056 performance test Methods 0.000 claims description 13
- 239000000567 combustion gas Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 230000009194 climbing Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000075 skin burn Toxicity 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
Abstract
The utility model relates to a fabrics burning behavior test equipment, including the organism seat, flame projecting mechanism, the specimen mounting, a plurality of combustion time instrumentation device, automatically controlled box, even two vertical stands and horizontal platen as an organic whole is drawn together to the organism stationary ladle, two vertical stand fixed connection of specimen mounting and organism seat, flame projecting mechanism dress is even on the horizontal platen of organism seat, on the horizontal platen of organism seat still the dress even have elevating system moving mechanism around with, a plurality of combustion time instrumentation device is followed down, and supreme dress in proper order links on two vertical stands of organism seat, flame projecting mechanism includes the gas box, the servo motor gear, the blowtorch gear shaft, the burner head, servo motor, the flame height scale, an air inlet pipe, bearing retainer and lift slider, the gas box still is fixed with the lift slider with elevating system's lifter dress lateral surface even, flame projecting mechanism is connected with riser guide sliding fit through the lift slider, the utility model has the advantages of reasonable design, convenient operation, the test is accurate.
Description
Technical field
The utility model relates to a kind of textile combustion performance test apparatus, is specifically related to a kind of textile combustion performance test apparatus.
Background technology
The combustion problem of textile is the problem that people are extremely concerned about, it is directly connected to the protection of personal safety and fire.Along with the raising of the civilization degree of human society and science and technology are advanced by leaps and bounds, urban population densification, lives to the densify development of high level, the in addition widespread use of synthetic material, industrial and home-use textile and synthetic material goods increase rapidly, result from the fire of textile also in continuous increase.The situation having upholstery, bedding and indoor leisure clothing articles to cause in fire cause occupies significant proportion.Textile and mankind's close contact, once burning, gently then skin burn, heavy then threat to life.Along with industrial expansion and social progress, certain anti-flammability is all required to home-use cloth, clothing cloth.Therefore carry out the research of the surface combustion performance detection method to textile, and it is just very important to develop corresponding equipment.
Although recent domestic is varied about the method for testing of textile combustion performance, standard and instrument, but it is rarely found to the research in product surface combustion performance inspection party face, and mostly current textile combustion performance testing apparatus is to carry out designing for the test of product integral combustion, its structure cannot be tested product surface flammability.Therefore, the requirement studying the testing apparatus of textile surface burning performance becomes more and more urgent.
Summary of the invention
The purpose of this utility model is: provide one to overcome the deficiencies in the prior art, reasonable in design, easy to operate textile combustion performance test apparatus.
In order to achieve the above object, the technical solution of the utility model is: a kind of textile combustion performance test apparatus, comprise body seat, flame spouting mechanism, specimen mounting, several burning time measuring device, electric-controlled box, body seat comprises two the vertical columns and horizontal platen that are connected as a single entity, specimen mounting is fixedly connected with two vertical columns of body seat, flame spouting mechanism is installed on the horizontal platen of body seat, and its innovation is: the horizontal platen of described body seat is also fitted with elevating mechanism and movable mechanism, several, measuring device was installed on two vertical columns of body seat from bottom to up successively burning time, burning time, measuring device comprised time measurement switch base, timing line backstay, timing line, spring leaf, time measurement switch and timing line fixed bar, what described time measurement switch base was corresponding with timing line fixed bar is installed on two vertical columns of body seat respectively, it is hinged that spring leaf one end and time measure switch base, and spring pressure is against on the contact of time measurement switch during duty, the spring leaf other end stretches out time measurement switch base, described time measurement switch and electric-controlled box electrical coupling.
Described flame spouting mechanism comprises combustion gas casing, servomotor gear, blowtorch gear shaft, burner head, servomotor, flame height scale, draft tube, bearing bridge and lifting slider, the lateral surface of the elevating lever load of described combustion gas casing and elevating mechanism is also fixed with lifting slider, flame spouting mechanism is by lifting slider and riser guide sliding connection, flame height scale is provided with above combustion gas casing, servomotor is equipped with in the side of gas box intracoelomic cavity, and this side is also provided with bearing bridge, blowtorch gear shaft is supported on bearing bridge, described blowtorch gear shaft is provided with and the blowtorch gear of servomotor gears meshing and the burner head that is fixed as one with blowtorch gear shaft, the inner chamber of described burner head is connected with draft tube pipeline.
Described burning time, measuring device had five, be installed on two vertical columns of body seat from bottom to up successively, and every root timing line fixed bar is provided with three stretching pulleys, described timing line is drawn from timing line backstay and is ridden over a corresponding timing line fixed bar arranged, and timing line free end respectively has stretching pulley (6-7) clamping tension.
Described burner head is circular shower nozzle, and shower nozzle place is fitted with sleeve, and the horizontal platen of described body seat is provided with holder and the front and back guide rail vertical with specimen mounting.
Described movable mechanism comprises screw rod, nut, Mobile base, mobile handwheel and moving slider, described nut is fixedly installed on the holder that horizontal platen is provided with, one end of described screw rod is by the sidewall load of in bearing and Mobile base, another sidewall that the other end of screw rod is relative in Mobile base stretches out to be in transmission connection with nut and to pass its termination of nut and is fixedly connected with mobile handwheel, described moving slider is fixedly mounted on the bottom of Mobile base, and Mobile base is connected by moving slider and front and back slide.
Described elevating mechanism comprises lifting screw, lifting nut, lifting housing, lifting handwheel, elevating lever and riser guide, lifting housing is fixed on the Mobile base of movable mechanism, lifting screw one end is by the bottom of bearings at lifting housing, the other end passes lifting case top and is fixedly connected with lifting handwheel, a lateral surface of described lifting housing is provided with riser guide, and lift span, described lifting nut is fixed on one end of elevating lever, elevating lever is in transmission connection by lifting nut and lifting screw, the other end of elevating lever passes from the lift span of lifting housing and is fixedly connected with flame spouting mechanism.
Described specimen mounting is provided with sample locating pin.
Described servomotor is stepper motor.
The good effect that the utility model has is: the utility model achieves the detection to textile surface burning performance, to carry out objective evaluation to the burning performance of textile; Ignition burning device can point of adjustment fire-fighting head up and down arbitrarily, the position of left and right and front and back makes it reach the ignition location of standard, and easy to operate performance is reliable; Described burning time, measuring device was by the time measurement switch that arranges before and after timing line and spring leaf, when ignition burning device flame aims at the igniting of tested fabric, start timing, when the flame of product burns timing line position, timing line is blown, and time measurement switch resets and is sent to electric-controlled box and stops timing under the effect of spring leaf.Simple to operate, test accurately.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the A direction view of Fig. 1;
Fig. 4 is the structural representation of movable in Fig. 1, lifting and flame device;
Fig. 5 is the structural representation of climbing line and broken string mechanism in Fig. 1;
Fig. 6 is the structural representation that in Fig. 5, timing line is fixing;
Fig. 7 is the vertical view of Fig. 4.
Embodiment
Below in conjunction with accompanying drawing and the embodiment that provides, the utility model is further described, but is not limited thereto.
As shown in Figure 1,2,3, 4, a kind of textile combustion performance test apparatus, comprise body seat 1, flame spouting mechanism 4, specimen mounting 5, several burning time measuring device 6, electric-controlled box 7, body seat 1 comprises two the vertical column 1-1 and horizontal platen 1-2 that are connected as a single entity, specimen mounting 5 is fixedly connected with two vertical column 1-1 of body seat 1, flame spouting mechanism 4 is installed on the horizontal platen 1-2 of body seat 1, and the horizontal platen 1-2 of described body seat 1 is also fitted with elevating mechanism 2 and movable mechanism 3.
As Fig. 1, 3, 5, shown in 6, several, measuring device 6 was installed on two vertical column 1-1 of body seat 1 from bottom to up successively burning time, burning time, measuring device 6 comprised time measurement switch base 6-1, timing line backstay 6-2, timing line 6-3, spring leaf 6-4, time measurement switch 6-5 and timing line fixed bar 6-6, what described time measurement switch base 6-1 was corresponding with timing line fixed bar 6-6 is installed on two vertical column 1-1 of body seat 1 respectively, it is hinged that spring leaf 6-4 one end and time measure switch base 6-1, and spring leaf 6-4 is pressed against on the contact of time measurement switch 6-5 during duty, the spring leaf 6-4 other end stretches out time measurement switch base 6-1, described time measurement switch 6-5 and electric-controlled box 7 electrical coupling.
As Fig. 1, 2, 4, shown in 7, described flame spouting mechanism 4 comprises combustion gas casing 4-1, servomotor gear 4-2, blowtorch gear shaft 4-3, burner head 4-3-1, servomotor 4-4, flame height scale 4-5, draft tube 4-6, bearing bridge 4-8 and lifting slider 4-7, the lateral surface of the elevating lever 2-5 load of described combustion gas casing 4-1 and elevating mechanism 2 is also fixed with lifting slider 4-7, flame spouting mechanism 4 is by lifting slider 4-7 and riser guide 2-6 sliding connection, flame height scale 4-5 is provided with above combustion gas casing 4-1, servomotor 4-4 is equipped with in the side of combustion gas casing 4-1 inner chamber, and this side is also provided with bearing bridge 4-8, blowtorch gear shaft 4-3 is supported on bearing bridge 4-8, described blowtorch gear shaft 4-3 is provided with the blowtorch gear 4-3-2 engaged with servomotor gear 4-2 and the burner head 4-3-1 be fixed as one with blowtorch gear shaft 4-3, the inner chamber of described burner head 4-3-1 is connected with draft tube 4-6 pipeline.
Will meet different cloth standard-required to arrange to make the position of timing line, as shown in Fig. 1,3,5,6, described burning time, measuring device 6 had five, be installed on two vertical column 1-1 of body seat 1 from bottom to up successively, choice for use can be carried out according to textile test standard, every root timing line fixed bar 6-6 is provided with three stretching pulley 6-7, described timing line 6-3 draws from timing line backstay 6-2 and rides over a corresponding timing line fixed bar 6-6 arranged, and timing line 6-3 free end respectively has a stretching pulley 6-7 to clamp tension.
In order to regulate the distance between shower nozzle and sample, the distance namely during control combustion between flame and sample reaches standard-required, and as shown in Fig. 1,2,4, described burner head 4-3-1 is circular shower nozzle, and shower nozzle place is fitted with sleeve 4-3-11.
As Fig. 1, shown in 4, for convenience of the distance of pressing between standard-required adjustment shower nozzle and sample, the horizontal platen 1-2 of described body seat 1 is provided with holder 1-2-1 and the front and back guide rail 1-2-2 vertical with specimen mounting 5, described movable mechanism 3 comprises screw rod 3-1, nut 3-2, Mobile base 3-3, mobile handwheel 3-4 and moving slider 3-5, described nut 3-2 is fixedly installed on the holder 1-2-1 that horizontal platen 1-2 is provided with, one end of described screw rod 3-1 is by a sidewall load in bearing and Mobile base 3-3, another sidewall that the other end of screw rod 3-1 is relative in Mobile base 3-3 stretches out to be in transmission connection with nut 3-2 and to pass its termination of nut 3-2 and is fixedly connected with mobile handwheel 3-4, described moving slider 3-5 is fixedly mounted on the bottom of Mobile base 3-3, and Mobile base 3-3 is by moving slider 3-5 and front and back guide rail 1-2-2 sliding connection.
As Fig. 1, 2, 3, shown in 4, lifting screw 2-1 is comprised for convenience of by elevating mechanism 2 described in the high and low position between standard-required adjustment shower nozzle and sample, lifting nut 2-2, lifting housing 2-3, lifting handwheel 2-4, elevating lever 2-5 and riser guide 2-6, lifting housing 2-3 is fixed on the Mobile base 3-3 of movable mechanism 3, lifting screw 2-1 one end is by the bottom of bearings at lifting housing 2-3, the other end passes lifting housing 2-3 top and is fixedly connected with lifting handwheel 2-4, a lateral surface of described lifting housing 2-3 is provided with riser guide 2-6, with lift span 2-3-1, described lifting nut 2-2 is fixed on one end of elevating lever 2-5, elevating lever 2-5 is in transmission connection by lifting nut 2-2 and lifting screw 2-1, the other end of elevating lever 2-5 passes from the lift span 2-3-1 of lifting housing 2-3 and is fixedly connected with flame spouting mechanism 4.
As shown in Figure 1, 2, 3, described specimen mounting 5 is provided with sample locating pin 5-1, and convenient fixing sample, you also can adopt the form of chuck to be fixed sample certainly.
Described servomotor 4-4 is stepper motor.Stepper motor can rotate to specified angle according to switch board instruction adjustment shower nozzle, is burned to the stipulated time, in reset.
When the utility model uses, concrete operations are as follows:
The first step: be fixed on specimen mounting 5 by specimen mounting locating pin 5-1 by the sample of the size of standard-required, fixes timing line simultaneously as requested;
Second step: be enclosed within burner head 4-3-1 by the sleeve 4-3-11 of standard length, starts the servomotor 4-4 of flame spouting mechanism 4.Regulate burner head 4-3-1 angle, make it to the angle of standard-required;
3rd step: regulate the front and back of burner head 4-3-1 by rotation and lifting handwheel 2-4 and mobile handwheel 3-4, upper-lower position make sleeve 4-3-11 top just and the flame application point of sample offset, take off sleeve 4-3-11, burner head 4-3-1 resetted;
4th step: open combustion gas on the control panel and light a fire, rotary gas control handle, regulates flame height, flame flame envelope is just flushed with flame height scale 4-5, flameholding 3min;
5th step: the position of carrying out selective combustion time measuring device 6 on the control panel according to textile test standard, starts test, records the time that timing line blows respectively.
The utility model achieves the detection to product surface combustion performance, to carry out objective evaluation to the burning performance of product; Ignition burning device can point of adjustment fire-fighting head up and down arbitrarily, the position of left and right and front and back makes it reach the ignition location of standard, and easy to operate performance is reliable; Described burning time, measuring device was by the time measurement switch that arranges before and after timing line and spring leaf, when ignition burning device flame aims at the igniting of tested fabric, start timing, when the flame of product burns timing line position, timing line is blown, and time measurement switch resets and is sent to electric-controlled box and stops timing under the effect of spring leaf.Simple to operate, test accurately.
Claims (7)
1. a textile combustion performance test apparatus, comprise body seat (1), flame spouting mechanism (4), specimen mounting (5), several measuring device burning times (6), electric-controlled box (7), body seat (1) comprises two the vertical columns (1-1) and horizontal platen (1-2) that are connected as a single entity, specimen mounting (5) is fixedly connected with two vertical columns (1-1) of body seat (1), flame spouting mechanism (4) is installed on the horizontal platen (1-2) of body seat (1), it is characterized in that:
The horizontal platen (1-2) of described body seat (1) is also fitted with elevating mechanism (2) and movable mechanism (3), be installed in successively from bottom to up several measuring device burning times (6) on two vertical columns (1-1) of body seat (1), comprise time measurement switch base (6-1) measuring device burning time (6), timing line backstay (6-2), timing line (6-3), spring leaf (6-4), time measurement switch (6-5) and timing line fixed bar (6-6), described time measurement switch base (6-1) and timing line fixed bar (6-6) corresponding be installed on two vertical columns (1-1) of body seat (1) respectively, it is hinged that spring leaf (6-4) one end and time measure switch base (6-1), and spring leaf (6-4) is pressed against on the contact of time measurement switch (6-5) during duty, spring leaf (6-4) other end stretches out time measurement switch base (6-1), described time measurement switch (6-5) and electric-controlled box (7) electrical coupling,
Described flame spouting mechanism (4) comprises combustion gas casing (4-1), servomotor gear (4-2), blowtorch gear shaft (4-3), burner head (4-3-1), servomotor (4-4), flame height scale (4-5), draft tube (4-6), bearing bridge (4-8) and lifting slider (4-7), described combustion gas casing (4-1) is also fixed with lifting slider (4-7) with the lateral surface of elevating lever (2-5) load of elevating mechanism (2), flame spouting mechanism (4) is by lifting slider (4-7) and riser guide (2-6) sliding connection, combustion gas casing (4-1) is provided with flame height scale (4-5) above, servomotor (4-4) is equipped with in the side of combustion gas casing (4-1) inner chamber, and this side is also provided with bearing bridge (4-8), blowtorch gear shaft (4-3) is supported on bearing bridge (4-8), described blowtorch gear shaft (4-3) is provided with the blowtorch gear (4-3-2) engaged with servomotor gear (4-2) and the burner head (4-3-1) be fixed as one with blowtorch gear shaft (4-3), the inner chamber of described burner head (4-3-1) is connected with draft tube (4-6) pipeline.
2. textile combustion performance test apparatus according to claim 1, it is characterized in that: described measuring device burning time (4) has five, be installed on two vertical columns (1-1) of body seat (1) from bottom to up successively, and every root timing line fixed bar (6-6) is provided with three stretching pulleys (6-7), described timing line (6-3) is drawn from (timing line backstay) (6-2) and is ridden over a corresponding timing line fixed bar (6-6) arranged, and timing line (6-3) free end respectively has stretching pulley (6-7) clamping tension.
3. textile combustion performance test apparatus according to claim 2, is characterized in that: described burner head (4-3-1) is circular shower nozzle, and shower nozzle place is fitted with sleeve (4-3-11).
4. textile combustion performance test apparatus according to claim 1, it is characterized in that: the horizontal platen (1-2) of described body seat (1) is provided with holder (1-2-1) and the front and back guide rail (1-2-2) vertical with specimen mounting (5), described movable mechanism (3) comprises screw rod (3-1), nut (3-2), Mobile base (3-3), mobile handwheel (3-4) and moving slider (3-5), described nut (3-2) is fixedly installed on the holder (1-2-1) that horizontal platen (1-2) is provided with, one end of described screw rod (3-1) is by a sidewall load in bearing and Mobile base (3-3), the other end of screw rod (3-1) stretches out to be in transmission connection with nut (3-2) and to pass nut (3-2) its termination from another relative sidewall in Mobile base (3-3) and is fixedly connected with mobile handwheel (3-4), described moving slider (3-5) is fixedly mounted on the bottom of Mobile base (3-3), and Mobile base (3-3) is by moving slider (3-5) and front and back guide rail (1-2-2) sliding connection.
5. the textile combustion performance test apparatus according to claim 1 or 4, it is characterized in that: described elevating mechanism (2) comprises lifting screw (2-1), lifting nut (2-2), lifting housing (2-3), lifting handwheel (2-4), elevating lever (2-5) and riser guide (2-6), lifting housing (2-3) is fixed on the Mobile base (3-3) of movable mechanism (3), lifting screw (2-1) one end is by the bottom of bearings in lifting housing (2-3), the other end passes lifting housing (2-3) top and is fixedly connected with lifting handwheel (2-4), a lateral surface of described lifting housing (2-3) is provided with riser guide (2-6), with lift span (2-3-1), described lifting nut (2-2) is fixed on one end of elevating lever (2-5), elevating lever (2-5) is in transmission connection by lifting nut (2-2) and lifting screw (2-1), the other end of elevating lever (2-5) passes from the lift span (2-3-1) of lifting housing (2-3) and is fixedly connected with flame spouting mechanism (4).
6. textile combustion performance test apparatus according to claim 2, is characterized in that: described specimen mounting (5) is provided with sample locating pin (5-1).
7. textile combustion performance test apparatus according to claim 1, is characterized in that: described servomotor (4-4) is stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520521535.3U CN204832129U (en) | 2015-07-17 | 2015-07-17 | Fabrics burning behavior test equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520521535.3U CN204832129U (en) | 2015-07-17 | 2015-07-17 | Fabrics burning behavior test equipment |
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| CN204832129U true CN204832129U (en) | 2015-12-02 |
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| CN201520521535.3U Expired - Fee Related CN204832129U (en) | 2015-07-17 | 2015-07-17 | Fabrics burning behavior test equipment |
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| CN (1) | CN204832129U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929104A (en) * | 2016-05-27 | 2016-09-07 | 芜湖顺成电子有限公司 | Multifunctional needle flame experiment device for a low smoke zero halogen wire |
| CN106645554A (en) * | 2016-12-29 | 2017-05-10 | 唐华烨 | Combustion test box for flame-retardant product |
| CN108196037A (en) * | 2017-12-25 | 2018-06-22 | 东南新材料（杭州）有限公司 | A kind of test device and test method of textile anti-dropping performance |
| CN108469448A (en) * | 2018-03-06 | 2018-08-31 | 周永平 | A kind of Fire-proof Finishing Agents for Textile performance detection apparatus |
| CN110221018A (en) * | 2019-06-18 | 2019-09-10 | 任翠艳 | A kind of power grid cables toxicity detection equipment |
| CN110441900A (en) * | 2019-07-24 | 2019-11-12 | 安徽新知数媒信息科技有限公司 | A kind of travelling shot method based on optical microscopy |
| CN113740481A (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 protective boots for firemen and using method |
| CN113945602A (en) * | 2021-10-22 | 2022-01-18 | 攀钢集团攀枝花钢铁研究院有限公司 | Experimental device and method for rapid sample loading of metallurgy molten drops |
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2015
- 2015-07-17 CN CN201520521535.3U patent/CN204832129U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105929104A (en) * | 2016-05-27 | 2016-09-07 | 芜湖顺成电子有限公司 | Multifunctional needle flame experiment device for a low smoke zero halogen wire |
| CN106645554A (en) * | 2016-12-29 | 2017-05-10 | 唐华烨 | Combustion test box for flame-retardant product |
| CN108196037A (en) * | 2017-12-25 | 2018-06-22 | 东南新材料（杭州）有限公司 | A kind of test device and test method of textile anti-dropping performance |
| CN108469448A (en) * | 2018-03-06 | 2018-08-31 | 周永平 | A kind of Fire-proof Finishing Agents for Textile performance detection apparatus |
| CN108469448B (en) * | 2018-03-06 | 2020-10-16 | 浙江蓝域智能科技有限公司 | Textile flame retardant property detection equipment |
| CN110221018A (en) * | 2019-06-18 | 2019-09-10 | 任翠艳 | A kind of power grid cables toxicity detection equipment |
| CN110441900A (en) * | 2019-07-24 | 2019-11-12 | 安徽新知数媒信息科技有限公司 | A kind of travelling shot method based on optical microscopy |
| CN113740481A (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 protective boots for firemen and using method |
| CN113945602A (en) * | 2021-10-22 | 2022-01-18 | 攀钢集团攀枝花钢铁研究院有限公司 | Experimental device and method for rapid sample loading of metallurgy molten drops |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210305 Address after: 213000 Innovation Industrial Park, 377 Wuyi South Road, Wujin national high tech Industrial Development Zone, Changzhou City, Jiangsu Province Patentee after: Nandejiao rail transit technology (Jiangsu) Co.,Ltd. Address before: No. 164, Wuyi Road, Qishuyan District, Changzhou City, Jiangsu Province 213015 Patentee before: CHANGZHOU JINBIAO TRACK TRAFFIC TECHNOLOGY SERVICE Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |