CN205812424U - A kind of heat-treatment furnace calandria easy to clean - Google Patents
A kind of heat-treatment furnace calandria easy to clean Download PDFInfo
- Publication number
- CN205812424U CN205812424U CN201620548534.2U CN201620548534U CN205812424U CN 205812424 U CN205812424 U CN 205812424U CN 201620548534 U CN201620548534 U CN 201620548534U CN 205812424 U CN205812424 U CN 205812424U
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- CN
- China
- Prior art keywords
- heat generating
- insulator
- mounting disc
- generating member
- fire
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- 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 heat-treatment furnace calandria easy to clean, including mounting disc, installs axle and multiple support plates, a support plate is equipped with heat generating member, 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 end face of mounting disc is coated with polytetrafluorethylecoatings coatings；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, a kind of heat-treatment furnace calandria easy to clean.
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 is to provide a kind of simple in construction, dustproof and waterproof, sound construction and efficiency
High heat-treatment furnace calandria easy to clean.
For solving above-mentioned technical problem, the heat-treatment furnace calandria easy to clean that this utility model provides, including: install
Dish, 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
On separation sleeve, the wall body of separation sleeve is provided with the through hole being axially and radially distributed, to alleviate weight, support plate is equipped with and sends out
Warmware, described 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, with
Respectively constitute upper and lower hot zone, to realize upper and lower partition heating；Described mounting disc is set in the top of described installation axle, each electricity
The extremely top of rod is connected through described mounting disc with fire-resisting cable, for providing electric power to electrode bar；Described electrode bar is with described
The junction of fire-resisting cable is arranged with sleeve-shaped insulator, and the middle part of this insulator is provided with lobe, described lobe during assembling
The bottom surface being close to described mounting disc is arranged, and is used for preventing hydrops etc. from entering inside heat-treatment furnace；The top of described insulator is provided with
External screw thread, the bottom of described fire-resisting cable is provided with nut connector, carries out threaded for the external screw thread with insulator；Described resistance to
The conductor of thermoelectricity cable is fixedly linked with electrode bar in the sleeve of described insulator；Described heat generating member is cylindrical, each heat generating member
Surface be circumferentially with helical groove around it, fixing in helical groove connect spiral fin, to increase the heat radiation of heat generating member
Efficiency.
Further, the end face of described mounting disc is coated with polytetrafluorethylecoatings coatings, it is easy to cleaning, prevents dust from adhering to.Or,
The end face of described mounting disc is coated with glass layer or the anti-oxidation coat of metal.
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) heat-treatment furnace calandria easy to clean of the present utility model, electrode bar is through insulation
Body is connected with fire-resisting cable, improves the safety of use；(2) end face of mounting disc is coated with polytetrafluorethylecoatings coatings, easily
In 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, it is easy to cleaning；The top of each electrode bar 5 passes mounting disc 8 and flame proof electrical
Cable 9 is connected, for providing electric power to electrode bar 5；As in figure 2 it is shown, the junction of electrode bar 5 and fire-resisting cable 9 is arranged with sleeve
Shape insulator 51, the middle part of this insulator 51 is provided with lobe 52, and during assembling, lobe 52 is close to the bottom surface setting of mounting disc 8,
For preventing hydrops etc. from entering inside heat-treatment furnace；The top of insulator 51 is provided with external screw thread 53, and the bottom of fire-resisting cable 6 is provided with
Nut connector 91, carries out threaded for the external screw thread 53 with insulator 51, and the conductor 92 of fire-resisting cable 9 is at insulator 51
It is fixedly linked with electrode bar 5 in sleeve.As it is shown on figure 3, fire-resisting cable includes 4 conductors 92, be sequentially provided with outside each conductor 92 by
Flame retardant coating 93 that Muscovitum (other embodiments can be asbestos, glass fabric) is constituted and polyethylene layer 94(implement other
Example can be teflon insulation layer or polyvinyl chloride insulation layer), it is arranged with 4 conductor strand of flame retardant coating and insulating barrier
After be set in the protective layer being made up of inner sheath 95, armor 96, outer jacket 97；Use silicone rubber inner sheath as inner sheath
95, steel-tape armouring layer as armor 96, the fire-resistant sheath of ceramic polyolefin as outer jacket 97, it is ensured that the high fire-retardance of cable
Characteristic, is located at the use of hot environment, increases 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.
As other embodiments, the end face of described mounting disc is coated with glass layer or the anti-oxidation coat of metal.
Claims (2)
1. a heat-treatment furnace calandria easy to clean, including: mounting disc (8), install that axle and being located at installs on axle multiple resistance to
A support plate (2) of fire material, is provided with between an adjacent support plate (2) and is 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 upper and lower distribution two groups of heat generating members, and respectively organizes heat generating member (4) and individually connect
It is connected to 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 be connected with fire-resisting cable (9) through described mounting disc (8)；Described electrode bar (5) and the connection of described fire-resisting cable (9)
Place is arranged with sleeve-shaped insulator (51), and the middle part of insulator (51) is provided with lobe (52), described lobe (52) during assembling
The bottom surface being close to 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 is provided with nut connector (91), for threadeding with the external screw thread (53) of insulator (51)；Described flame proof electrical
The conductor (92) of cable (9) is fixedly linked with electrode bar (5) in the sleeve of described insulator (51)；Described heat generating member (4) is in circle
Column, the surface of each heat generating member (4) is circumferentially with helical groove (44) around it, and in helical groove (44), fixing connection spirally dissipates
Backing (45)；The end face of described mounting disc (8) is coated with polytetrafluorethylecoatings coatings or glass layer or the anti-oxidation coat of metal.
Heat-treatment furnace calandria the most according to claim 1, it is characterised in that described fire-resisting cable (9) includes many
Conductor (92), is sequentially provided with flame retardant coating (93) and insulating barrier (94), is arranged with flame retardant coating (93) and insulating barrier outside each conductor (92)
(94) it is set in the protective layer being made up of inner sheath (95), armor (96), outer jacket (97) after many conductor strand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620548534.2U CN205812424U (en) | 2016-06-06 | 2016-06-06 | A kind of heat-treatment furnace calandria easy to clean |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620548534.2U CN205812424U (en) | 2016-06-06 | 2016-06-06 | A kind of heat-treatment furnace calandria easy to clean |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205812424U true CN205812424U (en) | 2016-12-14 |
Family
ID=57501973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620548534.2U Expired - Fee Related CN205812424U (en) | 2016-06-06 | 2016-06-06 | A kind of heat-treatment furnace calandria easy to clean |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205812424U (en) |
-
2016
- 2016-06-06 CN CN201620548534.2U patent/CN205812424U/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: 20161214 Termination date: 20200606 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |