CN206204371U - A kind of tempering furnace heater and a kind of tempering furnace - Google Patents
A kind of tempering furnace heater and a kind of tempering furnace Download PDFInfo
- Publication number
- CN206204371U CN206204371U CN201621142121.0U CN201621142121U CN206204371U CN 206204371 U CN206204371 U CN 206204371U CN 201621142121 U CN201621142121 U CN 201621142121U CN 206204371 U CN206204371 U CN 206204371U
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- China
- Prior art keywords
- tempering furnace
- heater
- fan
- heating element
- wind deflector
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Abstract
The utility model discloses a kind of tempering furnace heater and tempering furnace.Tempering furnace heater includes the main heater in heating chamber and the additional thermal between main heater and the inwall of heating chamber, additional thermal includes the fan being vented to blade surrounding, the supplementary heating element set around fan and the wind deflector between main heater and supplementary heating element, wind deflector offers air vent in the corresponding position of central region of fan, the corresponding region of wind deflector covering supplementary heating element, so as to obtain air-flow pass through from supplementary heating element.Additional thermal is opened in low-temperature heat, more accurate at low temperature can adjust heating-up temperature, and by setting wind deflector, so that air-flow is by the edge outflow after supplementary heating element further along wind deflector, into heating chamber, the scope of airflow circulating is improve, and then improves the uniformity of the heating-up temperature of heating chamber.
Description
Technical field
The utility model is related to the technical field of Equipment for Heating Processing, more particularly to a kind of tempering furnace heater and a kind of time
Stove.
Background technology
Tempering belongs to the one kind in metal heating processing technology, usually will be reheated to be less than down by the workpiece of quenching
The proper temperature of critical-temperature (started temperature that pearlite changes to austenite during heating), after insulation a period of time in air or
Slow or quickly cooling in the media such as water, oil.Tempering is generally used for the internal stress being reduced or eliminated in quenching workpiece, or reduces
Its hardness and intensity, to improve its ductility or toughness.Tempering can be carried out in tempering furnace, existing tempering furnace as shown in figure 1,
Heating chamber 1 ' is provided with tempering furnace, the inwall of heating chamber 1 ' is provided with heat-insulation layer 4 ', heating chamber 1 ' it is interior be provided with it is main heating dress
It can be the forms such as heating tape to put 2 ', 2 ', stir the air-flow in heating chamber fan 31 ' is provided near the region of heat-insulation layer 4 '
Mix, to form certain convection current so that than more uniform, fan 31 ' is by being arranged at heating chamber for the interior workpiece heat of heating chamber 1 '
1 ' outer motor 34 ' drives rotation.The fan 31 ' of existing tempering furnace, can only be in the region shape near fan 31 ' when rotating
Into less circulation, the temperature uniformity of whole heating chamber 1 ' is poor, and workpiece temper number is uneven, and tempering brightness differs
Cause, be extremely difficult to technological requirement, had a strong impact on the quality of workpiece.Simultaneously as main heater 2 ' is in order to meet higher temperatures
The need for degree, its heating power is generally large, and when being heated under low temperature (200 DEG C -450 DEG C), temperature control is less accurate, enters one
Step have impact on the quality that workpiece is heated at low temperature.
Utility model content
First purpose of the present utility model is to propose a kind of tempering furnace heater, improves the heating-up temperature of heating chamber
Uniformity, during low temperature heat it is more accurate.
It is that, up to this purpose, the utility model uses following technical scheme：
A kind of tempering furnace heater, including：Main heater in heating chamber and positioned at the main heating dress
Put the additional thermal and the inwall of the heating chamber between, fan that the additional thermal includes being vented to blade surrounding,
The supplementary heating element set around the fan and the wind deflector between main heater and the supplementary heating element, institute
State wind deflector and offer air vent, the wind deflector covering auxiliary heating in the corresponding position of central region of the fan
The corresponding region of part, so as to obtain air-flow pass through from supplementary heating element.
Wherein, the wind deflector include respectively positioned at both sides the outer cover plate being parallel to each other and be clamped in the outer cover plate it
Between packed layer.
Wherein, the packed layer is ceramic fiber blanket.
Wherein, the outer cover plate and the packed layer are followed closely by the fastening of the outer cover plate through both sides and fixed.
Wherein, the supplementary heating element includes the interior bar around the fan and the outer bar around the interior bar, along described
Interior bar and the outer bar are wound with resistive heater.
Wherein, the interior bar and the outer bar are regular polygon or annular, and the resistive heater is radially uniform
Winding.
Wherein, the regular polygon is regular hexagon.
Wherein, the additional thermal also includes the thermocouple of the air side for being arranged at the supplementary heating element, Yi Jifen
The controller not electrically connected with the thermocouple and the supplementary heating element.
Wherein, the fan is driven by motor, and heat-insulation layer is provided between the motor and the fan.
Second purpose of the present utility model is to propose a kind of tempering furnace, improve heating chamber heating-up temperature it is uniform
Property, heated during low temperature more accurate.
It is that, up to this purpose, the utility model uses following technical scheme：
A kind of tempering furnace, including above-mentioned tempering furnace heater.
Beneficial effect：The utility model provides a kind of tempering furnace heater and tempering furnace.Tempering furnace heater bag
The main heater in heating chamber and the additional thermal between main heater and the inwall of heating chamber are included, it is auxiliary
Heater includes the fan being vented to blade surrounding, the supplementary heating element set around fan and positioned at main heater
The wind deflector and supplementary heating element between, wind deflector offers air vent in the corresponding position of central region of fan, and wind deflector covers
The corresponding region of lid supplementary heating element, so as to obtain air-flow pass through from supplementary heating element.During work, fan rotation, drive air-flow from
After air vent enters, along the periphery of fan by supplementary heating element, distribute in heating chamber.Additional heat is opened in low-temperature heat
Device, more accurate at low temperature can adjust heating-up temperature, and by setting wind deflector so that air-flow is by supplementary heating element
The edge further along wind deflector flows out afterwards, into heating chamber, improves the scope of airflow circulating, and then improves adding for heating chamber
The uniformity of hot temperature.
Brief description of the drawings
Fig. 1 is the sectional view of the part-structure of the tempering furnace of prior art.
Fig. 2 is the sectional view of the part-structure of the tempering furnace that the utility model is provided.
Fig. 3 is the supplementary heating element of the utility model offer from the structural representation of the axial direction of motor.
Wherein：
1- heating chambers, the main heaters of 2-, the additional thermals of 3-, 31- fans, 32- supplementary heating elements, 321- interior bars,
322- outer bars, 323- resistive heaters, 33- wind deflectors, 331- air vents, 332- outer cover plates, 333- packed layers, 334- fastenings
Nail, 34- motors, 4- heat-insulation layers.1 '-heating chamber, 2 '-main heater, 31 '-fan, 34 '-motor, 4 '-heat-insulation layer.
Specific embodiment
It is that the technical problem for solving the utility model, the technical scheme for using and the technique effect for reaching are clearer,
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by specific embodiment.
Embodiment 1
Referring to figs. 2 and 3, present embodiments provide a kind of tempering furnace heater, including master in heating chamber 1 adds
Thermal 2 and the additional thermal 3 between the inwall of main heater 2 and heating chamber 1, main heater 2 can be
Fire-bar, the inwall of heating chamber 1 is provided with heat-insulation layer 4, and fan 31 is driven by motor 34, and the output shaft of motor 34 passes through insulation
Layer 4, additional thermal 3 includes the fan 31 being vented to blade surrounding, the supplementary heating element 32, Yi Jiwei set around fan 31
The wind deflector 33 between main heater 2 and supplementary heating element 32, wind deflector 33 is in the corresponding position of central region of fan 31
Offer air vent 331, the corresponding region of the covering supplementary heating element 32 of wind deflector 33, so as to obtain air-flow be passed through from supplementary heating element 32
Cross.During work, fan 31 rotates, and drives air-flow from after the entrance of air vent 331, is distributed along the periphery of fan 31, by auxiliary
Heating member 32 is helped, is distributed in heating chamber 1.The power of additional thermal 3 is selected according to the demand of low-temperature heat, than main heater
2 is small, and additional thermal 3 is opened in low-temperature heat, more accurate at low temperature can adjust heating-up temperature, and lead by setting
Aerofoil 33, defines the direction of motion of air-flow, and air-flow is needed after supplementary heating element 32 is heated further along wind deflector 33
Edge flows out, and into heating chamber 1, improves the scope of airflow circulating, and then improve the uniform of the heating-up temperature of heating chamber 1
Property.
In the present embodiment, wind deflector 33 includes being located at the outer cover plate 332 being parallel to each other of both sides respectively and is clamped in enclosing cover
Packed layer 333 between plate 332, outer cover plate 332 and packed layer 333 are followed closely 334 and are consolidated by the fastening of the outer cover plate 332 through both sides
It is fixed.By sandwich construction, deformation of the wind deflector 33 in heating is reduced.Outer cover plate 332 can be sheet metal, it is ensured that wind deflector 33
With certain structural strength, while weight is also relatively lighter, the edge of outer cover plate 332 can radially open up several grooves,
The edge of outer cover plate 332 is separated into polylith, to avoid the expansion of outer cover plate 332 in heating from causing edge warping.Packed layer 333
Can be ceramic fiber blanket, to reduce in the hundreds of degrees Celsius of deformations of lower outer cover plate 332.Fastening nail 334 can keep wind deflector
The stabilization of 33 structures, and allow outer cover plate 332 to deform in heating, to adapt to the environment of heating chamber 1.Fastening nail 334 can be sold
Nail or screw etc..Distance is adjustable between wind deflector 33 and fan 31, to meet the demand of different heating chambers.Wind deflector 33 can
To be set to annular, the through hole in the middle part of annular is air vent 331, and the wind deflector 33 of annular can cause what is distributed from fan 31
Wind enters heating chamber from the edge of annular wind deflector 33, further improves the uniformity of the air-flow of all directions.
In the present embodiment, supplementary heating element 32 includes the interior bar 321 around fan 31 and the outer bar 322 around interior bar 321,
Resistive heater 323 is wound with along interior bar 321 and outer bar 322.Surround for resistive heater 323 jointly by interior bar 321 and outer bar 322
The periphery of fan 31 is fixed, and is heated with to the air-flow for shedding.Interior bar 321 and outer bar 322 are regular hexagon, are easy to adding thermal resistance
Silk 323 winds, the radially uniform winding of resistive heater 323, further improves the uniformity of heating, interior bar 321 and outer bar
322 can also be other regular polygons or loop configuration.Resistive heater 323 is arranged and the stove for being arranged on tempering furnace by soft copper
The electrode connection for covering, offer electric energy is connected by electrode with extraneous power supply.
Additional thermal 3 also include be arranged at supplementary heating element 32 air side thermocouple, and respectively with thermocouple
The controller electrically connected with supplementary heating element 32.Thermocouple is used to detect the temperature of the air-flow after being heated, and feeds back to controller
Afterwards, the heating power of supplementary heating element 32 is controlled by controller, further to improve accuracy when heating at low temperature.
The present embodiment additionally provides a kind of tempering furnace, including above-mentioned tempering furnace heater.During work, fan 31 revolves
Turn, drive air-flow from after the entrance of air vent 331, distributed along the periphery of fan 31, by supplementary heating element 32, distribute and adding
In hot cell 1.The power of additional thermal 3 is selected according to the demand of low-temperature heat, smaller than main heater 2, is opened in low-temperature heat
Additional thermal 3 is opened, more accurate at low temperature heating-up temperature can be adjusted, and by setting wind deflector 33, define air-flow
The direction of motion, air-flow need by supplementary heating element 32 be heated after further along wind deflector 33 edge flow out, into heating
Room 1, improves the scope of airflow circulating, and then improves the uniformity of the heating-up temperature of heating chamber 1.
Above content is only preferred embodiment of the present utility model, for one of ordinary skill in the art, according to this reality
With new thought, will change in specific embodiments and applications, this specification content should not be construed as
To limitation of the present utility model.
Claims (10)
1. a kind of tempering furnace heater, it is characterised in that including：
Main heater (2) in heating chamber (1), and
Additional thermal (3) between the inwall of the main heater (2) and the heating chamber (1), the additional heat
Device (3) including be vented to blade surrounding fan (31), around the fan (31) set supplementary heating element (32) and
The wind deflector (33) between main heater (2) and the supplementary heating element (32), the wind deflector (33) is in the fan
(31) the corresponding position of central region offers air vent (331), and the wind deflector (33) covers the supplementary heating element
(32) corresponding region, so as to obtain air-flow pass through from supplementary heating element (32).
2. tempering furnace heater as claimed in claim 1, it is characterised in that the wind deflector (33) including being located at two respectively
The outer cover plate (332) being parallel to each other and the packed layer (333) being clamped between the outer cover plate (332) of side.
3. tempering furnace heater as claimed in claim 2, it is characterised in that the packed layer (333) is ceramic fiber blanket.
4. tempering furnace heater as claimed in claim 2, it is characterised in that the outer cover plate (332) and the packed layer
(333) (334) are followed closely by the fastening of the outer cover plate (332) through both sides to fix.
5. the tempering furnace heater as described in claim any one of 1-4, it is characterised in that supplementary heating element (32) bag
Include the interior bar (321) around the fan (31) and the outer bar (322) around the interior bar (321), along the interior bar (321) and
The outer bar (322) is wound with resistive heater (323).
6. tempering furnace heater as claimed in claim 5, it is characterised in that the interior bar (321) and the outer bar (322)
It is regular polygon or annular, the resistive heater (323) radially uniform winding.
7. tempering furnace heater as claimed in claim 6, it is characterised in that the regular polygon is regular hexagon.
8. the tempering furnace heater as described in claim any one of 1-4, it is characterised in that the additional thermal (3) is also
Thermocouple including being arranged at the air side of the supplementary heating element (32), and add with the thermocouple and the auxiliary respectively
The controller of warmware (32) electrical connection.
9. the tempering furnace heater as described in claim any one of 1-4, it is characterised in that the fan (31) is by motor
(34) drive, heat-insulation layer (4) is provided between the motor (34) and the fan (31).
10. a kind of tempering furnace, it is characterised in that including the tempering furnace heater described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621142121.0U CN206204371U (en) | 2016-10-20 | 2016-10-20 | A kind of tempering furnace heater and a kind of tempering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621142121.0U CN206204371U (en) | 2016-10-20 | 2016-10-20 | A kind of tempering furnace heater and a kind of tempering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206204371U true CN206204371U (en) | 2017-05-31 |
Family
ID=58757194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621142121.0U Expired - Fee Related CN206204371U (en) | 2016-10-20 | 2016-10-20 | A kind of tempering furnace heater and a kind of tempering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206204371U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147031A (en) * | 2020-09-25 | 2020-12-29 | 江苏戴密谱智能科技有限公司 | Moisture monitor |
-
2016
- 2016-10-20 CN CN201621142121.0U patent/CN206204371U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147031A (en) * | 2020-09-25 | 2020-12-29 | 江苏戴密谱智能科技有限公司 | Moisture monitor |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170531 Termination date: 20191020 |