CN202049122U - Novel hot wire thermal conductivity meter - Google Patents
Novel hot wire thermal conductivity meter Download PDFInfo
- Publication number
- CN202049122U CN202049122U CN2011200225863U CN201120022586U CN202049122U CN 202049122 U CN202049122 U CN 202049122U CN 2011200225863 U CN2011200225863 U CN 2011200225863U CN 201120022586 U CN201120022586 U CN 201120022586U CN 202049122 U CN202049122 U CN 202049122U
- Authority
- CN
- China
- Prior art keywords
- furnace body
- furnace
- hot line
- heater
- side cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The utility model relates to a hot wire thermal conductivity experimental device, and provides a hot wire thermal conductivity meter. A furnace cover (1) is arranged above a furnace body (4), wherein, furnace cover sealing rubber strips (3) and furnace cover locking mechanisms (2) are arranged between the furnace body (4) and the furnace cover (1); side covers (8) are arranged on the side surfaces of the furnace body (4); side cover sealing rubber strips (6) and side cover locking mechanisms (5) are arranged between the furnace body (4) and the side covers (8); cold ends of heating bodies (15) and leading-out ends of hot wires (17) are all positioned in side part cavities (7 ) of the furnace body, which are formed among the furnace body (4), side surface furnace linings of the furnace body, and the side covers (8); and mounting holes used for mounting heating body terminals (12) and hot wire connectors (13) are formed on walls of the side part cavities (7) of the furnace body. The hot wire thermal conductivity meter is more convenient and more reliable for operation, can work in a vacuum condition and has a wider testing range; the hot wire thermal conductivity meter can be filled with different protective atmospheres; and as the sealing rubber strips are mounted between the furnace body and the furnace cover, the sealing performance of a testing furnace is guaranteed.
Description
Technical field
The utility model relates to hot line heat conduction experimental provision, especially a kind of novel hot line conductometer.
Background technology
Coefficient of heat conductivity is a kind of attribute of material, and it is illustrated under the unit temperature gradient, by the heat flow rate of material unit area, represents with sign of lambda.Heat-pole method is a kind of dynamic measuring method (a unstable state method).Its principle is to measure to be embedded in linear thermal source temperature rise within a certain period of time in the sample along the specimen length direction.Thermocouple measurement hot line temperature by being welded on the hot line mid point over time, the temperature variation of this line promptly is the function (standard GB/T 5990-86 " qualitative heat insulation refractory product coefficient of heat conductivity test method " (heat-pole method) of measured material coefficient of heat conductivity; Standard GB/T 17106-1997 " fire resistive material coefficient of heat conductivity test method " (parallel heat-pole method); The iron and steel industry industry standard YB/T 059-94 of the People's Republic of China (PRC) " insulcrete coefficient of heat conductivity test method " (boiling flat band method)).
In existing hot line heat conduction instrument, Germany's anti-instrument of speeding (TCT426) is arranged, the hot line conductometer of company limited of middle steel Luoyang Institute of Refractories Research etc. produce a kind of installation hot line silk by bottom of furnace body dress sample, comparatively inconvenience of its installation, operation.U.S. An Te company has also produced a kind of hot line conductometer, and by top dress sample, operation is comparatively convenient, but existing hot line conductometer all can only carry out the test of sample in the oxidizing atmosphere environment, promptly can't change the atmosphere in the trial furnace.Because carbon containing refractory a large amount of uses in recent years, it is mainly used in the work liner of bodies of heater such as blast furnace or ladle, its heat conductivility is related to the serviceable life, stability of body of heater, aspect such as energy-conservation, so it is particularly important that the test of its coefficient of heat conductivity seems, especially the mensuration of its Thermal Conductivity at High Temperature.Because carbon containing refractory can be oxidized under the hot conditions in air atmosphere, thus produce that a kind of body of heater can be airtight, can change oven cavity atmosphere and easy to operate hot line conductometer just seems necessary.
At present, the hot line conductometer adopts the end mode of opening the door more, and promptly below body of heater, adorn sample, and do not have the technical requirement of extracting vacuum, complex structure, dress sample inconvenience, the sample for not testing under oxidizing atmosphere does not possess power of test.Given this because of, need to improve the structure of hot line heat conduction experiment instrument, make process of the test easier, trial stretch is more extensive.
Summary of the invention
The utility model is in order to solve hot line conductometer complex structure, the inconvenience of dress sample, and can't change the present situation of testing under the furnace atmosphere, a kind of novel hot line conductometer is proposed, its body of heater can be airtight, and body of heater can vacuumize, and oven cavity atmosphere can change, more convenient to operate reliable, test specification is more extensive.
The utility model adopts following technical scheme in order to realize above-mentioned purpose:
A kind of novel hot line conductometer mainly comprises furnace body, heater, temperature thermocouple, hot line silk, furnace lining, exhausr port and air intake opening; Its furnace lining is close to the inside surface installation of furnace body, and sample is placed in the middle of the burner hearth, and the hot junction of heater is between sample and furnace lining, and the hot junction of hot line silk is imbedded in the sample, and the measuring junction next-door neighbour sample of thermopair is installed; The furnace body top is provided with bell, is provided with bell sealing joint strip and bell latch mechanism between furnace body and the bell, the structure that the gap between bell and furnace body is airtight; The furnace body side is provided with side cover, is provided with side cover sealing joint strip and side cover latch mechanism between furnace body and the side cover, and the side cover sealing joint strip is compressed when constituting latch mechanism locking, with the airtight structure in gap between side cover and the furnace body; Form body of heater sidepiece cavity between furnace body, furnace body side furnace lining, the side cover, the exit of the cold junction of heater, hot line silk is all in the body of heater sidepiece cavity between furnace body, furnace body side furnace lining, side cover; Furnace body side furnace lining is reserved with the through hole that passes heater and hot line silk exit, has the mounting hole that is used to install heater binding post and hot line silk connector on the wall of the body of heater sidepiece cavity between furnace body, furnace body side furnace lining, the side cover.
The utility model hot line conductometer adopts the mode of uncapping; the dress sample is last dress sample; sample and hot line silk come into plain view, and be more convenient to operate reliable, and this trial furnace is a hermetically-sealed construction; possess under vacuum condition and work; also can charge into different protective atmospheres, test specification is more extensive, adopts entire fibre lining; energy-conserving and environment-protective, safe and reliable.Between body of heater and the bell sealing joint strip is housed, guarantees the sealing of this trial furnace.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the structural representation of the utility model embodiment 2.
Among the figure: 1, bell, 2, the bell latch mechanism, 3, the bell sealing joint strip, 4, furnace body, 5, side cover latch mechanism, 6, the side cover sealing joint strip, 7, body of heater sidepiece cavity, 8, side cover, 9, temperature thermocouple, 10, the thermopair O-ring seal, 11, air intake opening, 12, heater binding post, 13, hot line silk connector, 14, back up pad, 15, heater, 16, furnace lining, 17, the hot line silk, 18, exhausr port, 19, sample, 20, burner hearth.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
A kind of novel hot line conductometer as shown in Figure 1 mainly comprises furnace body 4, heater 15, temperature thermocouple 9, hot line silk 17, furnace lining 16, exhausr port 18 and air intake opening 11; Furnace lining 16 is close to the inside surface installation of furnace body 4, and sample 19 is placed in the middle of the burner hearth 20, and the hot junction of heater 15 is between sample 19 and furnace lining 16, and the hot junction of hot line silk 17 is imbedded in the sample 18, and the measuring junction of temperature thermocouple 9 next-door neighbour sample 19 is installed; Furnace body 4 tops are provided with bell 1, are provided with bell sealing joint strip 3 and bell latch mechanism 2 between furnace body 4 and the bell 1, and when bell latch mechanism 2 locking, bell sealing joint strip 3 is compressed and makes the gap of 4 of bell 1 and furnace bodies airtight; Materials or carry out burner hearth when safeguarding when dress, unclamp bell latch mechanism 2, remove bell 1 and get final product.Furnace body 4 sides are provided with side cover 8, and described side cover 8 is arranged on two sides of furnace body 4; 4 two sides of furnace body are protruding, are provided with side cover sealing joint strip 6 and side cover latch mechanism 5 between the side of furnace body 4 and the side cover 8, and side cover sealing joint strip 6 is compressed and makes the gap of 4 of side cover 8 and furnace bodies airtight during latch mechanism 5 locking; Form body of heater sidepiece cavity 7 between furnace body 4, furnace body side furnace lining, the side cover 8, the exit of the cold junction of heater 15, hot line silk 17 is all in the body of heater sidepiece cavity 7 between furnace body 4, body side furnace lining, side cover 8; Heater 15 adopts the direct-rod type structure, furnace body side furnace lining is reserved with the through hole that passes heater and hot line silk exit, have the mounting hole that is used to install heater binding post 12 and hot line silk connector 13 on the furnace body 4, heater binding post 12, hot line silk connector 13 lay respectively on the mounting hole of furnace body both sides, are provided with air tight insulation course between the conductor part of the binding post 12 of heater 15, the connector 13 of hot line silk 17 and the furnace body 4.Also can on side cover 8, set the mounting hole that is used to install heater binding post 12 and hot line silk connector 13, the binding post 12 of heater 15, the connector 13 of hot line silk 17 are installed on the mounting hole of side cover 8, between the conductor part of the binding post 12 of heater 15, the connector 13 of hot line silk 17 and the side cover 8 air tight insulation course are set.
A kind of novel hot line conductometer as shown in Figure 2, its agent structure is identical with embodiment 1, and heater 15 adopts U type structure, and described side cover 8 is arranged on a side of furnace body 4; Heater binding post 12, hot line silk connector 13 are positioned on the mounting hole of furnace body the same side.
Claims (5)
1. a hot line conductometer is characterized in that: mainly comprise furnace body (4), heater (15), temperature thermocouple (9), hot line silk (17), furnace lining (16), exhausr port (18) and air intake opening (11); Its furnace lining (16) is close to the inside surface of furnace body (4) and is installed, sample (19) is placed in the middle of the burner hearth (20), the hot junction of heater (15) is positioned between sample (19) and the furnace lining (16), the hot junction of hot line silk (17) is imbedded in the sample (18), and the measuring junction of temperature thermocouple (9) next-door neighbour's sample (19) is installed; It is characterized in that: furnace body (4) top is provided with bell (1), be provided with bell sealing joint strip (3) and bell latch mechanism (2) between furnace body (4) and the bell (1), bell sealing joint strip (3) is compressed when constituting latch mechanism locking, with the airtight structure in gap between bell (1) and the furnace body (4); Furnace body (4) side is provided with side cover (8), be provided with side cover sealing joint strip (6) and side cover latch mechanism (5) between furnace body (4) and the side cover (8), side cover sealing joint strip (6) is compressed when constituting latch mechanism locking, with the airtight structure in gap between side cover (8) and the furnace body (4); Form body of heater sidepiece cavity (7) between furnace body (4), furnace body side furnace lining, the side cover (8), the exit of the cold junction of heater (15), hot line silk (17) all is positioned at the body of heater sidepiece cavity (7) between furnace body (4), furnace body side furnace lining, the side cover (8); Furnace body side furnace lining is reserved with the through hole that passes heater and hot line silk exit, has the mounting hole that is used to install heater binding post (12) and hot line silk connector (13) on the wall of the body of heater sidepiece cavity (7) between furnace body (4), furnace body side furnace lining, the side cover (8).
2. a kind of novel hot line conductometer according to claim 1 is characterized in that: described side cover (8) is arranged on two sides of furnace body (4).
3. a kind of novel hot line conductometer according to claim 1 is characterized in that: described side cover (8) is arranged on a side of furnace body (4).
4. a kind of novel hot line conductometer according to claim 1, it is characterized in that: described heater binding post (12), hot line silk connector (13) are installed on the mounting hole of furnace body (4) side, are provided with air tight insulation course between the conductor part of the binding post (12) of heater (15), the connector (13) of hot line silk (17) and the furnace body (4).
5. a kind of novel hot line conductometer according to claim 1, it is characterized in that: described heater binding post (12), hot line silk connector (13) are installed on the mounting hole of side cover (8), are provided with air tight insulation course between the conductor part of the binding post (12) of heater (15), the connector (13) of hot line silk (17) and the side cover (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200225863U CN202049122U (en) | 2011-01-18 | 2011-01-18 | Novel hot wire thermal conductivity meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200225863U CN202049122U (en) | 2011-01-18 | 2011-01-18 | Novel hot wire thermal conductivity meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202049122U true CN202049122U (en) | 2011-11-23 |
Family
ID=44989427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200225863U Expired - Lifetime CN202049122U (en) | 2011-01-18 | 2011-01-18 | Novel hot wire thermal conductivity meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202049122U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136845A (en) * | 2015-08-13 | 2015-12-09 | 华北电力大学 | Solid powder thermal conductivity coefficient transient hot strip method measuring device and method |
| CN107589148A (en) * | 2017-11-01 | 2018-01-16 | 中钢集团洛阳耐火材料研究院有限公司 | A kind of controlled atmosphere unstable state heat-pole method heat conduction coefficient tester |
-
2011
- 2011-01-18 CN CN2011200225863U patent/CN202049122U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105136845A (en) * | 2015-08-13 | 2015-12-09 | 华北电力大学 | Solid powder thermal conductivity coefficient transient hot strip method measuring device and method |
| CN107589148A (en) * | 2017-11-01 | 2018-01-16 | 中钢集团洛阳耐火材料研究院有限公司 | A kind of controlled atmosphere unstable state heat-pole method heat conduction coefficient tester |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105181509B (en) | A kind of detection method of refractory material performance | |
| CN101813417B (en) | High temperature moire experimental furnace | |
| CN202049122U (en) | Novel hot wire thermal conductivity meter | |
| CN201965064U (en) | High-temperature hardness gauge | |
| CN103760035A (en) | Dynamic airtight automatic deformation test system of high-temperature tester | |
| CN101839774B (en) | Composite tube type high-temperature thermocouple | |
| CN210347505U (en) | Vacuum/atmosphere environment high-temperature heat conductivity coefficient measuring device based on hot wire method | |
| CN201637498U (en) | Composite tube type high temperature thermocouple | |
| CN209069545U (en) | A kind of blade high-temperature vibrating fatigue test system | |
| CN204602138U (en) | A kind of heating using microwave vacuum reaction device | |
| CN207541007U (en) | A kind of controlled atmosphere unstable state heat-pole method heat conduction coefficient tester | |
| CN107843505B (en) | High-temperature shear strength test method and device for high-temperature furnace lining repair material or fireclay | |
| CN107860228A (en) | A kind of refractory material heat conduction detection trial furnace and its detection method | |
| CN202734522U (en) | Novel electrofusion heat-preserving furnace with crucible | |
| CN109900735A (en) | A kind of gas-heating apparatus of optimization schreyerite soft melting dropping test | |
| CN209181521U (en) | A kind of new electric resistance furnace | |
| CN205374159U (en) | Insulation construction of simple and easy high temperature device box furnace for tensile creep test | |
| CN104976892A (en) | High-temperature lifting furnace | |
| CN210198588U (en) | Mounting structure of high temperature furnace thermocouple | |
| CN107589148A (en) | A kind of controlled atmosphere unstable state heat-pole method heat conduction coefficient tester | |
| CN203849115U (en) | Dynamic airtight automatic deformation test system of high-temperature tester | |
| CN207051225U (en) | A kind of ceramic beaverboard heat conductivity measuring device | |
| CN208846946U (en) | A kind of box roaster | |
| CN206609279U (en) | A kind of carborundum sintering furnace | |
| CN208172001U (en) | Devitrification of glass gradient furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111123 |
|
| CX01 | Expiry of patent term |