CN203811495U - Microwave dynamics equipment - Google Patents
Microwave dynamics equipment Download PDFInfo
- Publication number
- CN203811495U CN203811495U CN201420181960.8U CN201420181960U CN203811495U CN 203811495 U CN203811495 U CN 203811495U CN 201420181960 U CN201420181960 U CN 201420181960U CN 203811495 U CN203811495 U CN 203811495U
- Authority
- CN
- China
- Prior art keywords
- oven cavity
- microwave oven
- silicon carbide
- microwave
- thermogravimetric
- 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 - Fee Related
Links
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 36
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000012212 insulator Substances 0.000 claims description 21
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 239000012774 insulation material Substances 0.000 claims description 10
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 3
- 229910052863 mullite Inorganic materials 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 238000002411 thermogravimetry Methods 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract 2
- 239000000463 material Substances 0.000 description 21
- 238000010586 diagram Methods 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Constitution Of High-Frequency Heating (AREA)
Abstract
The utility model relates to microwave dynamics equipment, belonging to the technical field of microwave heating and thermogravimetric analysis equipment. The microwave dynamics equipment comprises a balance, a recording device, a gas outlet pipe, a silicon carbide heating body, a thermogravimetric crucible, a thermocouple, a gas inlet passage, a gas inlet pipe, a temperature control device, a microwave oven cavity, a heat preservation body, a support body and a cover, wherein the silicon carbide heating body is arranged at the middle position inside the microwave oven cavity through the support body, the heat preservation body is located inside the microwave furnace cavity and arranged around the silicon carbide heating body, the gas inlet pipe is inserted at the bottom of the microwave oven cavity, the thermogravimetric crucible is arranged inside the silicon carbide heating body and is connected with the balance through a line, the thermocouple inserted in one side of the microwave oven cavity is arranged at the middle position of the thermogravimetric crucible, the balance and the thermocouple are connected with the recording device, and the temperature control device is arranged on the microwave oven cavity. The microwave dynamics equipment is simple in principle, practical and convenient, and capable of accurately measuring the temperature and the mass.
Description
Technical field
The utility model relates to a kind of microwave power equipment, belongs to microwave heating and thermogravimetric analysis equipment technical field.
Background technology
The development of the dynamics equipment under microwave heating condition is a difficult point always, still appears on the market without the matured product of the type so far.Its difficult point is as the temperature measuring under microwave field and weighs to be difficult to synchronously effectively carry out.
Thermometric under microwave field the most accurately mode is to insert material by thermopair to measure, because the environment temperature in microwave field can not correctly reflect the temperature of material, but just makes the mensuration of quality of material be difficult to carry out like this.Infrared measurement of temperature can only be measured the temperature on material surface on the one hand, and in the time that microwave power moment diminishes, due to the effect of high temperature heat radiation, the temperature on surface starts sharply to decline on the other hand, and now material internal temperature fluctuation is little; As, infrared survey surface temperature is 1200 DEG C at the beginning, microwave suspend moment, surface temperature is shown as 800 DEG C, and now material internal temperature just reduce by 10 DEG C less than.
The existing number of patent application that is designed with that relates to the type equipment is respectively 200810138976.X, 201120098256.2,201220647374.9 3 patented claims.The patented claim that application number is 200810138976.X provide thermometric thinking be: the atmosphere temperature of temperature and thermocouple measurement crucible bottom by infrared analysis crucible waist; But this device still exists measured crucible temperature and can represent the true temperature of material, cause certain error finally to dynamic (dynamical) result of calculation.The patented claim that application number is 201120098256.2 provide thermometric thinking be: in microwave reactor, place two identical materials, one for weighing simultaneously, and one for thermocouple temperature measurement; But still there is the temperature that can not be equal to the material for weighing for the temperature of the material of thermometric in this device, and due to the unevenness of electromagnetic field distribution in micro-wave oven, cause sometimes the temperature of two materials to differ greatly, cause final dynamics not conform to the actual conditions.The patented claim that application number is 201220647374.9 provide thermometric thinking be: thermopair directly inserts in material, and material to the balance of bottom, and requires all supports not contact with related channel program by some supporting handle weight transmitting; But this device still exists the article on balance too much, and quality is excessive, can greatly affect the sensitivity of balance, and this device can not ensure that all supports do not contact with related channel program, and then can very big interference effectively weigh, cause the deviation of net result.
Summary of the invention
The problem and the deficiency that exist for above-mentioned prior art, the utility model provides a kind of microwave power equipment.This equipment adopts the carrier of silit as reactant, it can be very soon pass to the material of the inside heat, electromagnetic field can be shielded completely outside test tube again simultaneously, can keep so the fireballing feature of microwave heating, can solve again the technical barrier of non-contact temperature measuring, the quality that can measure accurately in real time material, the utility model is achieved through the following technical solutions simultaneously.
A kind of microwave power equipment, comprises balance 1, pen recorder 2, escape pipe 3, silicon carbide heater 4, thermogravimetric crucible 5, thermopair 6, air intake duct 7, draft tube 8, temperature regulating device 9, microwave oven cavity 10, thermal insulator 11, supporter 12 and lid 13, described silicon carbide heater 4 is arranged on the centre position of microwave oven cavity 10 inside by supporter 12, be positioned at microwave oven cavity 10 inside and be provided with thermal insulator 11 in silicon carbide heater 4 surroundings, the thermal insulator 11 of silicon carbide heater 4 bottoms is tapered, conical lower portion is inserted into tracheae 8, silicon carbide heater 4 bottoms are provided with air intake duct 7, microwave oven cavity 10 1 sides are provided with escape pipe 3, microwave oven cavity 10 forms and coordinates with lid 13, lid 13 surfaces are provided with line hole, microwave oven cavity 10 tops are provided with thermogravimetric crucible entrance, thermogravimetric crucible 5 is placed in to silicon carbide heater 4 inside by thermogravimetric crucible entrance, thermogravimetric crucible 5 is connected with balance 1 by line, the centre position of thermogravimetric crucible 5 is provided with the thermopair 6 that inserts microwave oven cavity 10 1 sides, balance 1 is connected with pen recorder 2 with thermopair 6, on this microwave oven cavity 10, be also provided with temperature regulating device 9.
Described thermal insulator 11 is alumina silicate fibre wave transparent insulation material.
Described supporter 12 is trichroite, mullite or quartzy wave transparent insulation material.
The using method of this device is: open lid 13, the thermogravimetric crucible 5 that installs material is positioned over to silicon carbide heater 4 inside, then thermogravimetric crucible 5 is connected with balance 1 line, build lid 13, finally insert thermopair 6, and pass into the gas of material desired gas environment by draft tube 8, switch on power, open record device 2, opens microwave, carries out dynamic experiment.
The beneficial effects of the utility model are: this principle of device is simple, practical and convenient; Can measure accurately in real time the quality of material, the true temperature of measured temperature energy effecting reaction material, avoid infrared the surveyed material surface temperature can not accurate response material true temperature and be subject to microwave power to affect large huge drawback, can carry out the microwave heating reaction kinetics test under various atmosphere.
Brief description of the drawings
Fig. 1 is the utility model A-A cross section structure schematic diagram;
Fig. 2 is the utility model B-B cross section structure schematic diagram.
In figure: 1-balance, 2-pen recorder, 3-escape pipe, 4-silicon carbide heater, 5-thermogravimetric crucible, 6-thermopair, 7-air intake duct, 8-draft tube, 9-temperature regulating device, 10-microwave oven cavity, 11-thermal insulator, 12-supporter, 13-lid.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1
As illustrated in fig. 1 and 2, this microwave power equipment, comprise balance 1, pen recorder 2, escape pipe 3, silicon carbide heater 4, thermogravimetric crucible 5, thermopair 6, air intake duct 7, draft tube 8, temperature regulating device 9, microwave oven cavity 10, thermal insulator 11, supporter 12 and lid 13, described silicon carbide heater 4 is arranged on the centre position of microwave oven cavity 10 inside by supporter 12, be positioned at microwave oven cavity 10 inside and be provided with thermal insulator 11 in silicon carbide heater 4 surroundings, the thermal insulator 11 of silicon carbide heater 4 bottoms is tapered, conical lower portion is inserted into tracheae 8, silicon carbide heater 4 bottoms are provided with air intake duct 7, microwave oven cavity 10 1 sides are provided with escape pipe 3, microwave oven cavity 10 forms and coordinates with lid 13, lid 13 surfaces are provided with line hole, microwave oven cavity 10 tops are provided with thermogravimetric crucible entrance, thermogravimetric crucible 5 is placed in to silicon carbide heater 4 inside by thermogravimetric crucible entrance, thermogravimetric crucible 5 is connected with balance 1 by line, the centre position of thermogravimetric crucible 5 is provided with the thermopair 6 that inserts microwave oven cavity 10 1 sides, balance 1 is connected with pen recorder 2 with thermopair 6, on this microwave oven cavity 10, be also provided with temperature regulating device 9.
Wherein thermal insulator 11 is alumina silicate fibre wave transparent insulation material; Supporter 12 is trichroite wave transparent insulation material.
Embodiment 2
As illustrated in fig. 1 and 2, this microwave power equipment, comprise balance 1, pen recorder 2, escape pipe 3, silicon carbide heater 4, thermogravimetric crucible 5, thermopair 6, air intake duct 7, draft tube 8, temperature regulating device 9, microwave oven cavity 10, thermal insulator 11, supporter 12 and lid 13, described silicon carbide heater 4 is arranged on the centre position of microwave oven cavity 10 inside by supporter 12, be positioned at microwave oven cavity 10 inside and be provided with thermal insulator 11 in silicon carbide heater 4 surroundings, the thermal insulator 11 of silicon carbide heater 4 bottoms is tapered, conical lower portion is inserted into tracheae 8, silicon carbide heater 4 bottoms are provided with air intake duct 7, microwave oven cavity 10 1 sides are provided with escape pipe 3, microwave oven cavity 10 forms and coordinates with lid 13, lid 13 surfaces are provided with line hole, microwave oven cavity 10 tops are provided with thermogravimetric crucible entrance, thermogravimetric crucible 5 is placed in to silicon carbide heater 4 inside by thermogravimetric crucible entrance, thermogravimetric crucible 5 is connected with balance 1 by line, the centre position of thermogravimetric crucible 5 is provided with the thermopair 6 that inserts microwave oven cavity 10 1 sides, balance 1 is connected with pen recorder 2 with thermopair 6, on this microwave oven cavity 10, be also provided with temperature regulating device 9.
Wherein thermal insulator 11 is alumina silicate fibre wave transparent insulation material; Supporter 12 is mullite wave transparent insulation material.
Embodiment 3
As illustrated in fig. 1 and 2, this microwave power equipment, comprise balance 1, pen recorder 2, escape pipe 3, silicon carbide heater 4, thermogravimetric crucible 5, thermopair 6, air intake duct 7, draft tube 8, temperature regulating device 9, microwave oven cavity 10, thermal insulator 11, supporter 12 and lid 13, described silicon carbide heater 4 is arranged on the centre position of microwave oven cavity 10 inside by supporter 12, be positioned at microwave oven cavity 10 inside and be provided with thermal insulator 11 in silicon carbide heater 4 surroundings, the thermal insulator 11 of silicon carbide heater 4 bottoms is tapered, conical lower portion is inserted into tracheae 8, silicon carbide heater 4 bottoms are provided with air intake duct 7, microwave oven cavity 10 1 sides are provided with escape pipe 3, microwave oven cavity 10 forms and coordinates with lid 13, lid 13 surfaces are provided with line hole, microwave oven cavity 10 tops are provided with thermogravimetric crucible entrance, thermogravimetric crucible 5 is placed in to silicon carbide heater 4 inside by thermogravimetric crucible entrance, thermogravimetric crucible 5 is connected with balance 1 by line, the centre position of thermogravimetric crucible 5 is provided with the thermopair 6 that inserts microwave oven cavity 10 1 sides, balance 1 is connected with pen recorder 2 with thermopair 6, on this microwave oven cavity 10, be also provided with temperature regulating device 9.
Wherein thermal insulator 11 is alumina silicate fibre wave transparent insulation material; Supporter 12 is quartzy wave transparent insulation material.
Claims (3)
1. a microwave power equipment, it is characterized in that: comprise balance (1), pen recorder (2), escape pipe (3), silicon carbide heater (4), thermogravimetric crucible (5), thermopair (6), air intake duct (7), draft tube (8), temperature regulating device (9), microwave oven cavity (10), thermal insulator (11), supporter (12) and lid (13), described silicon carbide heater (4) is arranged on the inner centre position of microwave oven cavity (10) by supporter (12), be positioned at microwave oven cavity (10) inside and be provided with thermal insulator (11) in silicon carbide heater (4) surrounding, the thermal insulator (11) of silicon carbide heater (4) bottom is tapered, conical lower portion is inserted into tracheae (8), silicon carbide heater (4) bottom is provided with air intake duct (7), microwave oven cavity (10) one sides are provided with escape pipe (3), microwave oven cavity (10) forms and coordinates with lid (13), lid (13) surface is provided with line hole, microwave oven cavity (10) top is provided with thermogravimetric crucible entrance, thermogravimetric crucible (5) is placed in to silicon carbide heater (4) inside by thermogravimetric crucible entrance, thermogravimetric crucible (5) is connected with balance (1) by line, the centre position of thermogravimetric crucible (5) is provided with the thermopair (6) that inserts microwave oven cavity (10) one sides, balance (1) is connected with pen recorder (2) with thermopair (6), on this microwave oven cavity (10), be also provided with temperature regulating device (9).
2. microwave power equipment according to claim 1, is characterized in that: described thermal insulator (11) is alumina silicate fibre wave transparent insulation material.
3. microwave power equipment according to claim 1, is characterized in that: described supporter (12) is trichroite, mullite or quartzy wave transparent insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420181960.8U CN203811495U (en) | 2014-04-16 | 2014-04-16 | Microwave dynamics equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420181960.8U CN203811495U (en) | 2014-04-16 | 2014-04-16 | Microwave dynamics equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203811495U true CN203811495U (en) | 2014-09-03 |
Family
ID=51450231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420181960.8U Expired - Fee Related CN203811495U (en) | 2014-04-16 | 2014-04-16 | Microwave dynamics equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203811495U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680458A (en) * | 2018-08-14 | 2018-10-19 | 青岛迈可威微波创新科技有限公司 | Microwave Thermgravimetric Analysis Apparatus |
| CN110274845A (en) * | 2019-06-27 | 2019-09-24 | 华北理工大学 | Using the electrically heated Thermgravimetric Analysis Apparatus of high-frequency induction |
| CN113092302A (en) * | 2021-04-29 | 2021-07-09 | 桂林电子科技大学 | Sliding rail thermobalance system with double temperature zones and use method thereof |
-
2014
- 2014-04-16 CN CN201420181960.8U patent/CN203811495U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680458A (en) * | 2018-08-14 | 2018-10-19 | 青岛迈可威微波创新科技有限公司 | Microwave Thermgravimetric Analysis Apparatus |
| CN108680458B (en) * | 2018-08-14 | 2024-02-27 | 青岛迈可威微波创新科技有限公司 | Microwave thermogravimetric analysis device |
| CN110274845A (en) * | 2019-06-27 | 2019-09-24 | 华北理工大学 | Using the electrically heated Thermgravimetric Analysis Apparatus of high-frequency induction |
| CN113092302A (en) * | 2021-04-29 | 2021-07-09 | 桂林电子科技大学 | Sliding rail thermobalance system with double temperature zones and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20150416 |
|
| EXPY | Termination of patent right or utility model |