CN205607138U - Run -down device of non -contact response inspection smelting pot - Google Patents
Run -down device of non -contact response inspection smelting pot Download PDFInfo
- Publication number
- CN205607138U CN205607138U CN201620379192.6U CN201620379192U CN205607138U CN 205607138 U CN205607138 U CN 205607138U CN 201620379192 U CN201620379192 U CN 201620379192U CN 205607138 U CN205607138 U CN 205607138U
- Authority
- CN
- China
- Prior art keywords
- coil
- run
- crucible
- alarm
- induction apparatus
- 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
Landscapes
- Crucibles And Fluidized-Bed Furnaces (AREA)
Abstract
The utility model discloses a run -down device of non -contact response inspection smelting pot, the utility model discloses a non -contact inductor corresponds the change of induction coil intermediate -current, because this component does not contact with the crucible, consequently need not work under high temperature environment. Compared with the prior art, the utility model has the advantages of long service life, safe and reliable, with low costs, carry out the run -down time measuring that examines of smelting pot, the problem of wrong report and inefficacy can not appear.
Description
Technical field:
This utility model relates to electromagnetic metal smelting furnace, particularly relates to a kind of non-contact inductive inspection
The device that smelting furnace is run-down.
Background technology:
Current electromagnetic metal smelting furnace mainly includes crucible and is wound on the coil of crucible outer surface, line
Send high-frequency signal and crucible generation electromagnetic induction after circle energising, make the most heating up the reaching of crucible set
Metal in crucible is melted by fixed temperature, thus reaches with the purpose of rapid melting metal.
Electromagnetic metal smelting furnace in use, the metallic solution rupturing if there is crucible or loading
Situation about overflowing, will result in fire, the most then scaling loss article, heavy then cause casualties.Therefore need
Situation when heating crucible is monitored in real time, when occur crucible rupture or metallic solution overflow
During situation, and alarm close heating system, thus reach the purpose of fire preventing.
At present to run-down the checking mainly by the open circuit or closed circuit being arranged in smelting furnace of crucible smelting furnace
Circuit realiration, when crucible ruptures, metallic solution directly turns on or Zapping circuit, thus triggers warning,
But this mode easily aoxidizes under the condition of high temperature of smelting furnace due to the wire of circuit, and wire easily breaks
Opening or by scorification, the most at high operating temperatures, can produce electrostatic, electrostatic also results in whole circuit and loses
Effect, easily there is wrong report or the problem lost efficacy in the most this mode.
Utility model content:
To this end, the purpose of this utility model is to provide a kind of accuracy height, do not have wrong report and lose
The non-contact inductive of effect checks the device that smelting furnace is run-down.
For achieving the above object, this utility model mainly adopts the following technical scheme that
A kind of non-contact inductive checks the device that smelting furnace is run-down, including crucible, wraps outside described crucible
Being wrapped with one layer of heat preservation layer, the outer felt of described heat-insulation layer is wound with a coil, and this coil is powered by power supply,
A size of current change and obtain current value in coil in induction coil it is provided with outside described coil
Noncontact induction apparatus；This noncontact induction apparatus couples a controller, and described controller joins with power supply
Connect, for when the current value that noncontact induction apparatus senses is more than the alarm current threshold value set, controlling
Power supply processed stops coil power supply.
Preferably, described noncontact induction apparatus is transformer or Hall element.
Preferably, this device also includes an alarm coupled with described controller, and this alarm exists
When the current value that noncontact induction apparatus senses is more than the alarm current threshold value set, according to controller
Control instruction is reported to the police.
This utility model uses the change of electric current in noncontact induction apparatus correspondence induction coil, due to this yuan
Part does not contacts with crucible, therefore without to work in high temperature environments.Compared with prior art, this reality
To have service life long with novel, and safe and reliable, the advantage of low cost is carrying out the run-down detection of smelting furnace
Time, do not have wrong report and the problem lost efficacy.
Accompanying drawing illustrates:
Fig. 1 is the structural representation that this utility model non-contact inductive checks the run-down device of smelting furnace.
Identifier declaration in figure: crucible 1, heat-insulation layer 2, coil 3, noncontact induction apparatus 4, controller 5,
Alarm 6, power supply 7.
Detailed description of the invention:
For illustrating thought of the present utility model and purpose, below in conjunction with the drawings and specific embodiments to this
Utility model is described further.
For existing electromagnetic metal smelting furnace in use, open circuit or closed-circuit pair in smelting furnace is used
Crucible smelting furnace is run-down or metallic solution overflow checking, there is wrong report or the problem lost efficacy, and the present embodiment carries
Having supplied a kind of improved procedure, it replaces the circuit being arranged in smelting furnace, profit by noncontacting proximity sensor
Producing change by the quality factor q value of load in coil and judge the most run-down of smelting furnace, electric current passes through
During coil, the change of quality factor q value can cause the change of electric current, when electric current reaches certain numerical value
Time, trigger alarm signal, thus realize processing timely and effectively.
Shown in Figure 1, Fig. 1 is that this utility model non-contact inductive checks the run-down device of smelting furnace
Structural representation.Run-down device described in the present embodiment includes for depositing and metal being carried out height
The crucible 1 that temperature is melted, the outside of this crucible 1 is enclosed with one layer of heat preservation layer 2, outside described heat-insulation layer 2
Side is wound with a coil 3, and coil 3 couples with external power source 7, is powered by power supply 7, when coil 3
Send high-frequency signal and crucible 1 after energising and electromagnetic induction occurs, make that crucible 1 is the most heating up to be reached
Metal in crucible is melted by design temperature, thus reaches with the purpose of rapid melting metal.
The outside of coil 3 and the discontiguous position of coil 3 are provided with a noncontact induction apparatus 4, non-
Contact induction device 4 is mainly used in size of current change and corresponding generation induced signal in induction coil 3,
And correspondence output, the noncontact induction apparatus 4 described in the present embodiment is preferably transformer or Hall passes
Sensor.
Wherein Hall element is as current sensor, its not with coil contact, when electric current passes through coil
Time produce magnetic field, then Hall element correspondence have signal output.
Noncontact induction apparatus 4 couples with controller 5, and controller 5 respectively with power supply 7 and alarm 6
Couple.
The noncontact induction apparatus 4 curent change correspondence in coil 3 that follows up produces induced signal, and corresponding sends out
Give controller 5, be analyzed this induced signal processing by controller 5, reduce this induced signal
The corresponding current value in coil 3, and by this current value with pre-set and be stored in controller 5
In coil compared by alarm current threshold value, according to comparative result correspondence output control instruction arrive
Alarm 6 and power supply 7.
When the corresponding current value that noncontact induction apparatus senses is more than the alarm current threshold value set, report
Alert device 6 can be reported to the police according to the control instruction of controller 5；And power supply 7 can be according to controller 5 simultaneously
Control instruction close.
This utility model specific works principle is as follows: first according to the quality of metal solution loadings in crucible
Factor and crucible magnetic flux, by the relation between the electric current of coil, be set by the warning electricity of coil
Stream threshold value, when in i.e. run-down when crucible or crucible, metallic solution overflows, the crucible magnetic flux of its correspondence
Can change, corresponding can change (becoming big) therewith by the current value of coil.
Next utilizes noncontact induction apparatus to change according to the electrical current value in coil, and corresponding generation senses
Signal, and this this induced signal is sent to controller, and controller is by electricity corresponding for this induced signal
Flow valuve compares with by the alarm current threshold value of coil, if greater than or equal to alarm current threshold value,
Then send instruction control power supply by controller to stop coil power supply, and control alarm simultaneously and carry out
Report to the police, to remind user to process in time；If the induced signal that noncontact induction apparatus obtains is corresponding
Electrical current value in coil with by the alarm current threshold ratio of coil relatively, less than alarm current threshold value,
The most normally work, do not process.
It is above the device to non-contact inductive provided by the utility model inspection smelting furnace is run-down to carry out
Detailed introduction, specific case used herein is to structural principle of the present utility model and embodiment party
Formula is set forth, and above example is only intended to help to understand method of the present utility model and core thereof
Thought；Simultaneously for one of ordinary skill in the art, according to thought of the present utility model, at tool
All will change on body embodiment and range of application, in sum, this specification content should not
It is interpreted as restriction of the present utility model.
Claims (3)
1. non-contact inductive checks the device that smelting furnace is run-down, including crucible (1), described
Crucible (1) outside is enclosed with one layer of heat preservation layer (2), and the outer felt of described heat-insulation layer (2) is wound with
One coil (3), this coil (3) is powered by power supply (7), it is characterised in that described coil
(3) outside is provided with size of current change and acquisition coil (3) in induction coil (3)
The noncontact induction apparatus (4) of middle current value；This noncontact induction apparatus (4) couples a controller
(5), described controller (5) couples with power supply (7), in noncontact induction apparatus (4)
When the current value sensed is more than the alarm current threshold value set, controls power supply (7) and stop coil
(3) power supply.
2. non-contact inductive as claimed in claim 1 checks the device that smelting furnace is run-down, its feature
Being, described noncontact induction apparatus (4) is transformer or Hall element.
3. non-contact inductive as claimed in claim 2 checks the device that smelting furnace is run-down, its feature
It is, also includes an alarm (6) coupled with described controller (5), this alarm (6)
When the current value that noncontact induction apparatus (4) senses is more than the alarm current threshold value set, according to
The control instruction of controller (5) is reported to the police.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620379192.6U CN205607138U (en) | 2016-04-27 | 2016-04-27 | Run -down device of non -contact response inspection smelting pot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620379192.6U CN205607138U (en) | 2016-04-27 | 2016-04-27 | Run -down device of non -contact response inspection smelting pot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205607138U true CN205607138U (en) | 2016-09-28 |
Family
ID=56967801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620379192.6U Expired - Fee Related CN205607138U (en) | 2016-04-27 | 2016-04-27 | Run -down device of non -contact response inspection smelting pot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205607138U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105783511A (en) * | 2016-04-27 | 2016-07-20 | 佛山市高捷工业炉有限公司 | Device and method for checking damage and leakage of smelting furnace in non-contact induction manner |
| CN106993346A (en) * | 2017-05-16 | 2017-07-28 | 洛阳科诺工业设备有限公司 | A kind of induction coil life-span tape deck |
-
2016
- 2016-04-27 CN CN201620379192.6U patent/CN205607138U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105783511A (en) * | 2016-04-27 | 2016-07-20 | 佛山市高捷工业炉有限公司 | Device and method for checking damage and leakage of smelting furnace in non-contact induction manner |
| CN106993346A (en) * | 2017-05-16 | 2017-07-28 | 洛阳科诺工业设备有限公司 | A kind of induction coil life-span tape deck |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205607138U (en) | Run -down device of non -contact response inspection smelting pot | |
| KR101379747B1 (en) | Protection Circuit for Wireless Power Transfer Apparatus | |
| CN105556628A (en) | Monitoring circuit for detecting a switching state of an electrical switching contact and method therefor | |
| JP2022127372A (en) | Superconducting magnet device | |
| CN206490933U (en) | A kind of automation regulator cubicle with fire suppression mechanism | |
| CN212543354U (en) | Current transformer with short-circuit protection | |
| CN105783511B (en) | Non-contact inductive checks the run-down device and method of smelting furnace | |
| CN208705749U (en) | Temperature-control circuit and system | |
| NZ236123A (en) | Induction heater for annular articles has hinged ferrite core and | |
| CN201601856U (en) | Metallic pipeline heating device | |
| CN203893656U (en) | A failure automatic detection circuit of a crucible induction furnace leakage alarm circuit | |
| CN107748312A (en) | A kind of current leakage detection system and polycrystalline silicon reducing furnace | |
| CN105070463A (en) | Self-radiating alarming electronic transformer | |
| CN205039028U (en) | From electronic transformer that dispels heat and to report to police | |
| CN206990694U (en) | A kind of transformer detecting system | |
| CN208195881U (en) | A kind of electric iron | |
| CN109141656A (en) | A kind of Operation Condition of Power Transformers alarm | |
| CN204994047U (en) | Power frequency high pressure controller with protection of industry X -ray tube filament | |
| CN201937875U (en) | Coils special for large induction furnace | |
| CN205606969U (en) | Hgis combined electrical apparatus temperature control system | |
| CN106197749A (en) | A kind of power supply changeover device detecting system | |
| CN209843607U (en) | AC contactor with temperature control | |
| CN206772519U (en) | A kind of intermediate-frequency heating furnace of energy automatic leak detection | |
| CN216133743U (en) | Electromagnet device | |
| CN214176890U (en) | Electric leakage protection circuit and gold melting furnace |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20190427 |