CN205793443U - A kind of efficiently heat-treatment furnace calandria - Google Patents
A kind of efficiently heat-treatment furnace calandria Download PDFInfo
- Publication number
- CN205793443U CN205793443U CN201620542759.7U CN201620542759U CN205793443U CN 205793443 U CN205793443 U CN 205793443U CN 201620542759 U CN201620542759 U CN 201620542759U CN 205793443 U CN205793443 U CN 205793443U
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- CN
- China
- Prior art keywords
- heat generating
- generating member
- insulator
- fire
- mounting disc
- 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
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Abstract
This utility model relates to a kind of efficiently heat-treatment furnace calandria, including mounting disc, installs axle and multiple support plates, a support plate is equipped with heat generating member, and heat generating member includes upper and lower distribution two groups of heat generating members, and each group heat generating member is singly connected with pair of electrodes rod；Mounting disc is set in the top installing axle, and the top of each electrode bar is connected through mounting disc with fire-resisting cable；Electrode bar is arranged with sleeve-shaped insulator with the junction of fire-resisting cable, and the middle part of this insulator is provided with lobe, and during assembling, lobe is close to the bottom surface setting of mounting disc, is used for preventing hydrops etc. from entering inside heat-treatment furnace；The top of insulator is provided with external screw thread, and the bottom of fire-resisting cable is provided with nut connector, carries out threaded for the external screw thread with insulator；The conductor of fire-resisting cable is fixedly linked with electrode bar in the sleeve of insulator；Heat generating member is cylindrical, and surface is circumferentially with helical groove around it, and the spiral fin of fixing connection in helical groove, to increase the radiating efficiency of heat generating member.
Description
Technical field
This utility model relates to firing equipment technical field, particularly a kind of efficiently heat-treatment furnace calandria.
Background technology
In prior art, the heater of the industries such as quenching is often monoblock type, when heated temperature of charge reaches required
During temperature, it is still necessary to heating installation power supply, to keep the temperature of material.And the power consumption of heater now is constant, cause the energy
Waste；Chinese patent notification number CN203423815U, entitled heater, disclose a kind of heating that can separately heat
Device, including installing axle and being located at a support plate of the multiple refractory materials installed on axle, is provided with between an adjacent support plate and is placed on peace
Separation sleeve on dress axle, a support plate is equipped with heat generating member, is characterized in: described heat generating member includes that upper and lower distribution two groups are sent out
Warmware, and each group heat generating member is singly connected with pair of electrodes rod, to respectively constitute upper and lower hot zone, adds realizing upper and lower subregion
Heat.When the said equipment uses, there are the following problems, and owing to equipment is originally as firing equipment, therefore equipment local environment temperature is high,
For fire district occurred frequently, in prior art, the electrode bar of heater uses common cable, the most aging, easily causes security incident；
Firing equipment local environment is severe, and dust, steam are more, and the dustproof and waterproof of heater is also that those skilled in the art are badly in need of solving
Technical problem certainly；How to improve the thermal efficiency of calandria, be also the technical problem of this area.
Utility model content
The technical problems to be solved in the utility model be to provide a kind of simple in construction, dustproof and waterproof, well-set efficiently
Heat-treatment furnace calandria.
For solving above-mentioned technical problem, the efficient heat-treatment furnace calandria that this utility model provides, including: mounting disc,
Axle it is installed and is located at a support plate of the multiple refractory materials installed on axle, being provided with between an adjacent support plate and be placed on installation axle
Separation sleeve, a support plate is equipped with heat generating member, and described heat generating member includes upper and lower distribution two groups of heat generating members, and respectively organizes heat generating member
It is singly connected with pair of electrodes rod, to respectively constitute upper and lower hot zone, to realize upper and lower partition heating；Described mounting disc is sheathed
At the top of described installation axle, the top of each electrode bar is connected through described mounting disc with fire-resisting cable, for carrying to electrode bar
For electric power；Described electrode bar is arranged with sleeve-shaped insulator with the junction of described fire-resisting cable, and the middle part of this insulator is provided with
Lobe, during assembling, described lobe is close to the bottom surface setting of described mounting disc, is used for preventing hydrops etc. from entering in heat-treatment furnace
Portion；The top of described insulator is provided with external screw thread, and the bottom of described fire-resisting cable is provided with nut connector, outside with insulator
Screw thread carries out threaded；The conductor of described fire-resisting cable is fixedly linked with electrode bar in the sleeve of described insulator；Described
Heat generating member is cylindrical, and the surface of each heat generating member is circumferentially with helical groove around it, and in helical groove, fixing connection spirally dissipates
Backing, to increase the radiating efficiency of heat generating member.
Further, the end face of described mounting disc is coated with polytetrafluorethylecoatings coatings, it is easy to cleaning, prevents dust from adhering to.
Further, described fire-resisting cable includes many conductors, is sequentially provided with flame retardant coating and insulating barrier, is arranged with outside each conductor
It is set in the protective layer being made up of inner sheath, armor, outer jacket after many conductor strand of flame retardant coating and insulating barrier；Conductor
It is externally provided with flame retardant coating, it is ensured that the high flame-retardant property of cable, is located at the use of hot environment.
Further, described flame retardant coating is made up of at least one in Muscovitum, asbestos, glass fabric, fire resistant flame retardant；Described
Insulating barrier is polyethylene layer or teflon insulation layer or polyvinyl chloride insulation layer.
Further, described inner sheath is silicone rubber inner sheath, and described armor is steel-tape armouring layer, and described outer jacket is pottery
The fire-resistant sheath of porcelain polyolefin, can be effectively increased the reliability of fire-resisting cable.
Further, described heat generating member being coated with the anti-oxidation coat of metal, described spiral fin surface is coated with anti-
Oxidized metal coating；Electrode bar in described upper hot zone is provided with the latch of the lower surface being in adjacent supports dish, with fixing
Electrode bar.
Further, described installation axle includes: the upper installation axle being located in hot zone and the lower peace being located in lower hot zone
Dress axle, upper and lower installation axle is connected by central nut, central nut is radially provided with for locking upper and lower installation axle respectively
A pair lock-screw.
The technique effect of utility model: (1) efficient heat-treatment furnace calandria of the present utility model, electrode bar is through insulator
It is connected with fire-resisting cable, improves the safety of use；(2) end face of mounting disc is coated with polytetrafluorethylecoatings coatings, it is easy to
Cleaning；(3) surface of cylindric heat generating member is circumferentially with helical groove around it, and in helical groove, fixing connection spirally dispels the heat
Sheet, to increase the radiating efficiency of heat generating member.
Accompanying drawing explanation
Below in conjunction with Figure of description, this utility model is described in further detail:
Fig. 1 is the structural representation of heat-treatment furnace calandria in this utility model embodiment；
Fig. 2 is the assembling schematic diagram of electrode bar in this utility model embodiment, insulator；
Fig. 3 is the structural representation of fire-resisting cable in this utility model embodiment；
Fig. 4 is the partial sectional view of heat generating member in this utility model embodiment.
In figure: axle 1, a support plate 2, separation sleeve 3, heat generating member 4, helical groove 44, spiral fin 45, electrode are above installed
Rod 5, insulator 51, lobe 52, external screw thread 53, lower installation axle 6, central nut 7, mounting disc 8, fire-resisting cable 9, nut connector
91, conductor 92, flame retardant coating 93, insulating barrier 94, inner sheath 95, armor 96, outer jacket 97, latch 10, lock-screw 11.
Detailed description of the invention
Embodiment 1, as it is shown in figure 1, the heat-treatment furnace calandria of the present embodiment, is installed on axle with being located at including installing axle
The support plate 2 of multiple refractory materials, be provided with between an adjacent support plate 2 and be placed on the separation sleeve 3 installed on axle, on a support plate 2
Being equipped with heat generating member 4, described heat generating member 4 includes the two groups of heat generating members being distributed up and down, and each group heat generating member 4 is singly connected with a pair
Electrode bar 5, to respectively constitute upper and lower hot zone, and realizes upper and lower partition heating；The top installing axle is arranged with mounting disc 8,
The end face of mounting disc 8 is coated with polytetrafluorethylecoatings coatings or refractory ceramics layer, with easy to clean；The top of each electrode bar 5 is worn
Cross mounting disc 8 to be connected with fire-resisting cable 9, for providing electric power to electrode bar 5；As in figure 2 it is shown, electrode bar 5 and fire-resisting cable 9
Junction is arranged with sleeve-shaped insulator 51, and the middle part of this insulator 51 is provided with lobe 52, and during assembling, lobe 52 is close to peace
The bottom surface of sabot 8 is arranged, and is used for preventing hydrops etc. from entering inside heat-treatment furnace；The top of insulator 51 is provided with external screw thread 53, resistance to
The bottom of thermoelectricity cable 6 is provided with nut connector 91, carries out threaded for the external screw thread 53 with insulator 51, fire-resisting cable 9
Conductor 92 is fixedly linked with electrode bar 5 in the sleeve of insulator 51.As it is shown on figure 3, fire-resisting cable includes 4 conductors 92, respectively
The flame retardant coating 93 and polyethylene being made up of Muscovitum (other embodiments can be asbestos, glass fabric) it is sequentially provided with outside conductor 92
Other embodiments of insulating barrier 94(can be teflon insulation layer or polyvinyl chloride insulation layer), it is arranged with flame retardant coating with exhausted
It is set in the protective layer being made up of inner sheath 95, armor 96, outer jacket 97 after 4 conductor strand of edge layer；Use silicon rubber
Glue inner sheath as inner sheath 95, steel-tape armouring layer as armor 96, the fire-resistant sheath of ceramic polyolefin as outer jacket 97,
Ensure that the high flame-retardant property of cable, be located at the use of hot environment, increase the reliability of fire-resisting cable.
As shown in Figure 4, each heat generating member 4 is cylindrical, and heat generating member 4 outer surface is coated with the anti-oxidation coat of metal；Heat generating member 4
Surface be circumferentially with helical groove 44 around it, fixing in helical groove 44 connect spiral fin 45, to increase heat generating member 4
Radiating efficiency, spiral fin 45 outer surface is coated with the anti-oxidation coat of metal；Electrode bar 5 in upper hot zone is provided with
It is in the latch 10 of the lower surface of adjacent supports dish 2, with fixed electrode rod 5.
Axle 6 is installed include: the upper installation axle 1 being located in hot zone and the lower installation axle 6 being located in lower hot zone, upper,
Lower installation axle is connected by central nut 7, and central nut 7 is radially provided with a pair lock for locking upper and lower installation axle respectively
Tight screw 11.
When heated temperature of charge reaches temperature required, the power supply of the heat generating member 4 of subregion in disconnection, only have lower subregion and continue
Continuous heating, to keep the temperature of material, thus can be greatly reduced the power consumption of heater, it is achieved the most energy-conservation purpose.
Obviously, above-described embodiment is only for clearly demonstrating this utility model example, and is not to this reality
Restriction with novel embodiment.For those of ordinary skill in the field, the most also may be used
To make other changes in different forms.Here without also cannot all of embodiment be given exhaustive.And these
Belong to obvious change or variation that spirit of the present utility model extended out still in protection domain of the present utility model
Among.
Claims (1)
1. an efficient heat-treatment furnace calandria, including: mounting disc (8), install that axle and being located at installs on axle multiple fire-resistant
A support plate (2) of material, is provided with between an adjacent support plate (2) and is placed on the separation sleeve (3) installed on axle, a support plate (2) is worn
Being provided with heat generating member (4), described heat generating member (4) includes upper and lower distribution two groups of heat generating members, and respectively organizes heat generating member (4) and individually connect
There is pair of electrodes rod (5)；It is characterized in that, described mounting disc (8) is set in the top of described installation axle, each electrode bar (5)
Top is connected through described mounting disc (8) with fire-resisting cable (9)；Described electrode bar (5) and the junction of described fire-resisting cable (9)
Being arranged with sleeve-shaped insulator (51), the middle part of insulator (51) is provided with lobe (52), and during assembling, described lobe (52) is tight
The bottom surface pasting described mounting disc (8) is arranged；The top of described insulator (51) is provided with external screw thread (53), described fire-resisting cable (9)
Bottom be provided with nut connector (91), for threadeding with the external screw thread (53) of insulator (51)；Described fire-resisting cable
(9) conductor (92) is fixedly linked with electrode bar (5) in the sleeve of described insulator (51)；Described heat generating member (4) is in cylinder
Shape, the surface of each heat generating member (4) is circumferentially with helical groove (44) around it, and in helical groove (44), fixing connection spirally dispels the heat
Sheet (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620542759.7U CN205793443U (en) | 2016-06-06 | 2016-06-06 | A kind of efficiently heat-treatment furnace calandria |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620542759.7U CN205793443U (en) | 2016-06-06 | 2016-06-06 | A kind of efficiently heat-treatment furnace calandria |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205793443U true CN205793443U (en) | 2016-12-07 |
Family
ID=58133750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620542759.7U Expired - Fee Related CN205793443U (en) | 2016-06-06 | 2016-06-06 | A kind of efficiently heat-treatment furnace calandria |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205793443U (en) |
-
2016
- 2016-06-06 CN CN201620542759.7U patent/CN205793443U/en not_active Expired - Fee Related
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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: 20161207 Termination date: 20200606 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |