CN110793840A - Quick heating device for inflammable gas sealing environment in mechanical test - Google Patents
Quick heating device for inflammable gas sealing environment in mechanical test Download PDFInfo
- Publication number
- CN110793840A CN110793840A CN201911209233.1A CN201911209233A CN110793840A CN 110793840 A CN110793840 A CN 110793840A CN 201911209233 A CN201911209233 A CN 201911209233A CN 110793840 A CN110793840 A CN 110793840A
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- sealing
- base
- halogen lamp
- heating device
- upper cover
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- 238000007789 sealing Methods 0.000 title claims abstract description 76
- 238000010438 heat treatment Methods 0.000 title claims abstract description 35
- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 49
- 150000002367 halogens Chemical class 0.000 claims abstract description 49
- 239000003063 flame retardant Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 8
- 239000010453 quartz Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000011247 coating layer Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 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 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 239000002270 dispersing agent Substances 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims description 3
- 229920002125 Sokalan® Polymers 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 2
- 239000000347 magnesium hydroxide Substances 0.000 claims description 2
- 239000004584 polyacrylic acid Substances 0.000 claims description 2
- 229920002050 silicone resin Polymers 0.000 claims 1
- 239000007789 gas Substances 0.000 description 24
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0226—High temperature; Heating means
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
A quick heating device for inflammable gas sealing environment in mechanical test is provided with four flat plate clamps which are arranged in a sealing cavity base and used for clamping a tested sample, four load applying shafts which penetrate through the side wall of a main cavity and are connected with the corresponding flat plate clamps and used for applying load to the tested sample, four side walls of the sealing cavity base are provided with a gas inlet, lead to and go out and fire-retardant spark arrester, sealed upper cover is hemisphere structure, be provided with more than 1 on the sealed upper cover and be used for carrying out the last halogen lamp that heats to the measured sample in the seal chamber base, the bottom of seal chamber base is provided with 1 and is used for carrying out the lower halogen lamp that heats fast to the measured sample in the seal chamber base, go up the halogen lamp and fix sealed upper cover through the last mounting flange that is located the sealed upper cover outside, lower halogen lamp is fixed in the bottom of seal chamber base through the lower mounting flange that is located the seal chamber base bottom outside. The invention can realize the rapid temperature rise of the inflammable gas sealed environment.
Description
Technical Field
The invention relates to a rapid heating device for a mechanical test. In particular to a quick heating device for flammable gas sealing environment in mechanical test.
Background
With the development of science and technology and the progress of society, materials are more and more exposed to coupling extreme environments, so that the requirements on the performance of the materials are higher and higher. Particularly, in a high-temperature environment, a metal material exhibits properties different from those at normal temperature, and is subject to not only load damage but also high-temperature damage. In special fields, such as exterior materials of aerospace and aviation aircraft, automobile engine and exhaust pipe components are exposed to a force-heat coupling environment for a long time, even some materials are exposed to a high-temperature inflammable gas atmosphere, and safety performance evaluation and design of the materials are important, so that realization of a high-temperature gas sealing environment in a mechanical testing environment becomes important. At present, the heating device carried on the mechanical experiment machine mostly adopts resistance wire heating, current heating and other modes. However, for high temperature flammable gases, these heating methods are prone to risks of burning, explosion, etc. In recent years, many devices use the focusing of a plurality of halogen lamps to realize high-temperature loading in a small range, however, in practical use, the devices are found to have no function of adjusting the focus after being processed, so that the heating position is fixed, the universality is poor, and the temperature control can only be realized by controlling the on-off of a power supply. Secondly, in practical use, the small-range high temperature causes the temperature difference between the inside and the outside of the halogen lamp body to be too large, so that the wall of the halogen lamp is easy to break, and the service life is greatly influenced. Therefore, the design and the invention of the heating device which can be used for realizing the adjustable focal length and the fast inflammable gas sealing environment on the mechanical experiment machine are very urgent.
Disclosure of Invention
The invention aims to solve the technical problem of providing a quick heating device for a flammable gas sealing environment in a mechanical test, which can realize quick temperature rise of the flammable gas sealing environment.
The technical scheme adopted by the invention is as follows: a quick heating device for a flammable gas sealing environment in a mechanical test comprises a sealing cavity body formed by a sealing cavity body base and a sealing upper cover, four flat plate clamps which are symmetrically arranged in the sealing cavity body base and used for clamping a tested sample, four load applying shafts which are respectively penetrated through the side walls of the sealing cavity body and are connected with the corresponding flat plate clamps and used for applying load to the tested sample through the flat plate clamps, flame arresters used for realizing gas introduction, gas discharge and flame retardance are respectively arranged on the four side walls of the sealing cavity body base, the sealing upper cover is of a hemispherical structure and is provided with more than 1 upper halogen lamp used for quickly heating the tested sample in the sealing cavity body base, and 1 lower halogen lamp used for quickly heating the tested sample in the sealing cavity body base is arranged at the bottom of the sealing cavity body base, the upper halogen lamp is fixed on the upper sealing cover through an upper fixing flange positioned on the outer side of the upper sealing cover, the lower halogen lamp is fixed at the bottom of the sealing cavity base through a lower fixing flange positioned on the outer side of the bottom of the sealing cavity base, and lamp bodies of the upper halogen lamp and the lower halogen lamp are respectively positioned in the corresponding upper sealing cover and the corresponding sealing cavity base.
The rapid heating device for the flammable gas sealing environment in the mechanical test can realize rapid heating of the flammable gas sealing environment, is particularly suitable for carrying the flammable gas sealing environment on a mechanical testing machine, and realizes performance testing of the force-thermal coupling material under various gas atmospheres. Gas delivery and concentration detection can let in and lead out multiple gas atmosphere to and realize the concentration detection function, the explosion danger that the prevention gas leakage leads to.
Drawings
FIG. 1 is a schematic diagram of the external structure of a rapid heating device for a flammable gas sealed environment in a mechanical test according to the present invention;
FIG. 2 is a schematic exploded view of a rapid heating device for a flammable gas sealed environment in a mechanical test according to the present invention;
FIG. 3 is a schematic view of the construction of an upper halogen lamp and a lower halogen lamp in the present invention;
fig. 4 is an exploded view of an upper halogen lamp and a lower halogen lamp according to the present invention.
In the drawings
1: the sealed cavity base 2: sealing upper cover
3: and (4) flat plate clamp 4: load applying shaft
5: the connecting edge 6: sealing washer
7: the quartz observation window 8: upper halogen lamp
9: lower halogen lamp 10: upper fixing flange
11: the connecting flange 12: connecting seat
13: rotor nut 14: spherical support
15: the rotating base 16: high-temperature-resistant coating layer
17: lamp shade 18: light-gathering reflecting layer
19: halogen bulb 20: glass lamp cover
21: lead wire 22: thermocouple
23: fire arrestor
Detailed Description
The following provides a detailed description of a rapid heating device for a flammable gas sealed environment in a mechanical test according to the present invention with reference to the following embodiments and accompanying drawings.
As shown in fig. 1 and 2, the rapid heating device for a flammable gas sealed environment in a mechanical test of the invention comprises a sealed cavity formed by a sealed cavity base 1 and a sealed upper cover 2, four flat plate clamps 3 symmetrically arranged in the sealed cavity base 1 for clamping a sample to be tested, four load applying shafts 4 respectively penetrating through the side wall of the main cavity 1 and connected with the corresponding flat plate clamps 3 for applying a load to the sample to be tested through the flat plate clamps 3, and the four load applying shafts 4 and the sealed cavity base 1 are in dynamic seal. The flame arrester is characterized in that flame arresters 23 used for achieving gas introduction, gas discharge and flame retardance are arranged on four side walls of the sealed cavity base 1 respectively, the sealed upper cover 2 is of a hemispherical structure, more than 1 upper halogen lamp 8 used for rapidly heating a sample to be detected in the sealed cavity base 1 is arranged on the sealed upper cover 2, 1 lower halogen lamp 9 used for rapidly heating the sample to be detected in the sealed cavity base 1 is arranged at the bottom of the sealed cavity base 1, the upper halogen lamp 8 is fixed on the sealed upper cover 2 through an upper fixing flange 10 located on the outer side of the sealed upper cover 2, the lower halogen lamp 9 is fixed at the bottom of the sealed cavity base 1 through a lower fixing flange located on the outer side of the bottom of the sealed cavity base 1 and is not seen from the bottom of the sealed cavity base 1, and lamp bodies of the upper halogen lamp 8 and the lower halogen lamp 9 are located on the corresponding sealed upper cover 2 and the sealed cavity base 1 respectively 1.
The four load applying shafts 4 and the four flame arresters 23, the sealing upper cover 2 and the sealing cavity base 1 are static seals.
The periphery of the sealing upper cover 2 of the hemispherical structure is integrally formed with a circle of connecting edge 5 corresponding to the upper port of the sealing cavity base 1, the connecting edge 5 is fixedly connected with the upper port of the sealing cavity base 1 through a bolt, and a sealing gasket 6 is arranged between the connecting edge 5 and the upper port of the sealing cavity base 1 to realize static sealing. The top of the sealing upper cover 2 of the hemispherical structure is provided with a quartz observation window 7 for observing the surface appearance of the measured sample in the sealing cavity base 1, and the strain of the measured sample can be measured through the quartz observation window 7 by a non-contact video extensometer. The upper halogen lamp 8 is symmetrically provided with 4 on the sealing upper cover 2.
As shown in fig. 3 and 4, each of the upper halogen lamp 8 and the lower halogen lamp 9 has the same structure, and includes a connection base 12 having a lower portion fixedly connected to the upper fixing flange 10 or the lower fixing flange, a rotor nut 13 screwed to an upper portion of the connection base 12, a rotary base 15 having a lower portion rotatably embedded in the rotor nut 13, a lamp shade 17 disposed at an upper end of the rotary base 15, a halogen bulb 19 disposed in the lamp shade 17, a lower end of the halogen bulb 19 penetrating through a bottom of the lamp shade 17 and threadedly connected to the rotary base 15, the lamp shade 17 being fixed to the rotary base 15 through the halogen bulb 19, a glass lamp cover 20 disposed at an upper port of the lamp shade 17, and the halogen bulb 19 being connected to an external power supply through a lead 21 sequentially penetrating through the upper cover 2, the connection base 12, the rotor nut 13, and the rotary base 15.
As shown in fig. 4, an arc groove recessed inwards is formed at the top of the rotor nut 13, a ball support 14 is integrally formed at the lower part of the rotating base 15, and the ball support 14 is embedded in the arc groove at the upper part of the rotor nut 13 and can rotate in the arc groove, so as to drive the halogen bulb 19 and the lampshade 17 connected to the top of the rotating base 15 to rotate, thereby realizing multi-directional adjustment of the focus and being suitable for samples with various dimensions.
The middle part of the connecting seat 12 is integrally formed with a connecting flange 11 protruding outwards, the connecting flange 11 is fixedly connected with an upper fixing flange 10 or a lower fixing flange positioned on the outer side of the upper sealing cover 2 or the outer side of the sealing cavity base 1, and static seals are arranged between the connecting flange 11, the upper fixing flange 10 and the lower fixing flange and the upper sealing cover 2 or the sealing cavity base 1.
The inner side surface of the lampshade 17 is coated with a light gathering reflection layer 18, and the outer side surface of the lampshade 17 is coated with a high temperature resistant coating layer 16. Wherein, the high temperature resistant coating layer 16 is prepared by mixing organic silicon resin adhesive, porous powder quartz heat insulation filler, composite flame retardant and dispersant according to the weight ratio of 13: 3: 3: 1, wherein the granularity of the porous powder quartz heat-insulating filler is 5-7 mu m, and the composite flame retardant material is prepared from magnesium hydroxide and aluminum hydroxide according to the weight ratio of 1: 1, and the dispersant is polyacrylic acid. And a thermocouple 22 for detecting the temperature in the sealed cavity base 1 is arranged at the bottom of the sealed cavity base 1.
Claims (10)
1. A rapid heating device for flammable gas sealing environment in mechanical test comprises a sealing cavity body composed of a sealing cavity body base (1) and a sealing upper cover (2), four flat plate clamps (3) symmetrically arranged in the sealing cavity body base (1) and used for clamping a tested sample, four load applying shafts (4) respectively penetrating through the side walls of the sealing cavity body (1) and connected with the corresponding flat plate clamps (3) and used for applying load to the tested sample through the flat plate clamps (3), and is characterized in that flame arresters (23) used for realizing gas introduction, gas discharge and flame retardance are respectively arranged on the four side walls of the sealing cavity body base (1), the sealing upper cover (2) is a sealing upper cover (2) with a hemispherical structure, more than 1 upper halogen lamp (8) used for rapidly heating the tested sample in the sealing cavity body base (1) is arranged on the sealing upper cover (2), the bottom of the sealed cavity base (1) is provided with 1 lower halogen lamp (9) used for rapidly heating a tested sample in the sealed cavity base (1), the upper halogen lamp (8) is fixed on the sealed upper cover (2) through an upper fixing flange (10) positioned on the outer side of the sealed upper cover (2), the lower halogen lamp (9) is fixed on the bottom of the sealed cavity base (1) through a lower fixing flange positioned on the outer side of the bottom of the sealed cavity base (1), and lamp bodies of the upper halogen lamp (8) and the lower halogen lamp (9) are respectively positioned in the corresponding sealed upper cover (2) and the sealed cavity base (1).
2. The rapid heating device for the flammable gas sealing environment in the mechanical test according to claim 1, wherein a circle of connecting edge (5) corresponding to the upper port of the sealed cavity base (1) is integrally formed at the periphery of the sealed upper cover (2) of the hemispherical structure, the connecting edge (5) is fixedly connected with the upper port of the sealed cavity base (1) through a bolt, and a sealing gasket (6) is arranged between the connecting edge (5) and the upper port of the sealed cavity base (1).
3. The rapid heating device for the flammable gas sealing environment in the mechanical test is characterized in that the top of the sealing upper cover (2) of the hemispherical structure is provided with a quartz observation window (7) for observing the inside of the sealing cavity base (1).
4. The rapid heating device for the flammable gas sealing environment in the mechanical test according to claim 1, wherein said upper halogen lamp (8) is symmetrically arranged with 4 on said sealing upper cover (2).
5. The rapid heating device for the flammable gas sealing environment in the mechanical test according to claim 1, wherein the upper halogen lamp (8) and the lower halogen lamp (9) have the same structure, and each halogen lamp comprises a connecting base (12) having a lower portion fixedly connected with the upper fixing flange (10) or the lower fixing flange, a rotor nut (13) screwed on the upper portion of the connecting base (12), a rotating base (15) having a lower portion rotatably embedded in the rotor nut (13), a lamp shade (17) disposed at the upper end of the rotating base (15), a halogen bulb (19) disposed in the lamp shade (17), a lower end of the halogen bulb (19) penetrating through the bottom of the lamp shade (17) and threadedly connected with the rotating base (15), and the lamp shade (17) fixed on the rotating base (15) through the halogen bulb (19), the upper port of the lampshade (17) is provided with a glass lamp cover (20), and the halogen bulb (19) is connected with an external power supply through a lead (21) which sequentially penetrates through the upper sealing cover (2), the connecting seat (12), the rotor nut (13) and the rotating base (15).
6. The rapid heating device for the flammable gas sealing environment in the mechanical test according to claim 5, wherein an arc groove recessed inwards is formed at the top of the rotor nut (13), a ball support (14) is integrally formed at the lower part of the rotating base (15), and the ball support (14) is embedded in the arc groove at the upper part of the rotor nut (13) and can rotate in the arc groove, so as to drive the halogen bulb (19) and the lampshade (17) connected to the top of the rotating base (15) to rotate.
7. The rapid heating device for the flammable gas sealing environment in the mechanical test according to claim 5, wherein a connecting flange (11) protruding outwards is integrally formed in the middle of the connecting base (12), the connecting flange (11) is fixedly connected with an upper fixing flange (10) or a lower fixing flange which is positioned on the outer side of the upper sealing cover (2) or the outer side of the sealing cavity base (1), and static seals are formed among the connecting flange (11), the upper fixing flange (10) and the lower fixing flange and the upper sealing cover (2) or the sealing cavity base (1).
8. The rapid heating device for the flammable gas sealing environment in the mechanical test according to claim 5, wherein the inner side surface of the lampshade (17) is coated with a light gathering reflection layer (18), and the outer side surface of the lampshade (17) is coated with a high temperature resistant coating layer (16).
9. The rapid heating device for the flammable gas sealing environment in the mechanical test according to claim 5, wherein the high temperature resistant coating layer (16) is formed by mixing a silicone resin adhesive, a porous powder quartz heat insulation filler, a composite flame retardant and a dispersing agent according to a weight ratio of 13: 3: 3: 1, wherein the granularity of the porous powder quartz heat-insulating filler is 5-7 mu m, and the composite flame retardant material is prepared from magnesium hydroxide and aluminum hydroxide according to the weight ratio of 1: 1, and the dispersant is polyacrylic acid.
10. The rapid heating device for the flammable gas sealing environment in the mechanical test according to claim 1, wherein a thermocouple (22) for detecting the temperature in the sealed cavity base (1) is arranged at the bottom of the sealed cavity base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911209233.1A CN110793840A (en) | 2019-11-30 | 2019-11-30 | Quick heating device for inflammable gas sealing environment in mechanical test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911209233.1A CN110793840A (en) | 2019-11-30 | 2019-11-30 | Quick heating device for inflammable gas sealing environment in mechanical test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110793840A true CN110793840A (en) | 2020-02-14 |
Family
ID=69447195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911209233.1A Pending CN110793840A (en) | 2019-11-30 | 2019-11-30 | Quick heating device for inflammable gas sealing environment in mechanical test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110793840A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2133754Y (en) * | 1992-09-16 | 1993-05-19 | 胡柳强 | Universal lamp for vehicle maintenance |
| CN2392076Y (en) * | 1999-05-25 | 2000-08-16 | 朱生荣 | Lamp for reparing automobiles when hitch occurring |
| CN101302396A (en) * | 2008-06-27 | 2008-11-12 | 中材高新材料股份有限公司 | High temperature-resistant flame-retardant insulating paint and preparation thereof |
| CN101435338A (en) * | 2008-12-17 | 2009-05-20 | 胜利油田胜利动力机械集团有限公司 | Coal mine low concentration mash gas methane destroying method and apparatus |
| CN103022190A (en) * | 2011-09-21 | 2013-04-03 | 杜邦公司 | Inflaming retarding backing plate for solar cell module |
| CN105038484A (en) * | 2015-08-05 | 2015-11-11 | 南通新昱化工有限公司 | Icing-preventing and impact-resisting coating |
| CN107290225A (en) * | 2017-07-11 | 2017-10-24 | 吉林大学 | For in situ and optical monitoring and the high-temperature heating chamber of synchrotron radiation |
| CN107607409A (en) * | 2017-09-27 | 2018-01-19 | 吉林大学 | The biaxial stretch-formed compression verification device of superhigh temperature complex load |
| CN211576752U (en) * | 2019-11-30 | 2020-09-25 | 天津大学 | Quick heating device for inflammable gas sealing environment in mechanical test |
-
2019
- 2019-11-30 CN CN201911209233.1A patent/CN110793840A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2133754Y (en) * | 1992-09-16 | 1993-05-19 | 胡柳强 | Universal lamp for vehicle maintenance |
| CN2392076Y (en) * | 1999-05-25 | 2000-08-16 | 朱生荣 | Lamp for reparing automobiles when hitch occurring |
| CN101302396A (en) * | 2008-06-27 | 2008-11-12 | 中材高新材料股份有限公司 | High temperature-resistant flame-retardant insulating paint and preparation thereof |
| CN101435338A (en) * | 2008-12-17 | 2009-05-20 | 胜利油田胜利动力机械集团有限公司 | Coal mine low concentration mash gas methane destroying method and apparatus |
| CN103022190A (en) * | 2011-09-21 | 2013-04-03 | 杜邦公司 | Inflaming retarding backing plate for solar cell module |
| CN105038484A (en) * | 2015-08-05 | 2015-11-11 | 南通新昱化工有限公司 | Icing-preventing and impact-resisting coating |
| CN107290225A (en) * | 2017-07-11 | 2017-10-24 | 吉林大学 | For in situ and optical monitoring and the high-temperature heating chamber of synchrotron radiation |
| CN107607409A (en) * | 2017-09-27 | 2018-01-19 | 吉林大学 | The biaxial stretch-formed compression verification device of superhigh temperature complex load |
| CN211576752U (en) * | 2019-11-30 | 2020-09-25 | 天津大学 | Quick heating device for inflammable gas sealing environment in mechanical test |
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