CN201704374U - Cooling-free furnace roller device - Google Patents
Cooling-free furnace roller device Download PDFInfo
- Publication number
- CN201704374U CN201704374U CN2010201967739U CN201020196773U CN201704374U CN 201704374 U CN201704374 U CN 201704374U CN 2010201967739 U CN2010201967739 U CN 2010201967739U CN 201020196773 U CN201020196773 U CN 201020196773U CN 201704374 U CN201704374 U CN 201704374U
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- China
- Prior art keywords
- rotating shaft
- roll
- furnace roller
- roller arrangement
- awl
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- Expired - Lifetime
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Abstract
The utility model discloses a cooling-free furnace roller device, which comprises a roller body, a first rotating shaft, a second rotating shaft and two conical barrels, wherein the roller body is horizontally arranged; the first and the second rotating shafts are horizontally arranged and are arranged on the same axis; and the two ends of the roller body are respectively connected with the two conical barrels, the other ends of the two conical barrels are respectively connected with the first and the second rotating shafts, and the ends, which are connected with the roller body, of the conical barrels are in a gradually-contracting shape towards the ends connected with the first or the second rotating shaft. The cooling-free furnace roller device of the utility model does not need additional cooling medium to cool, has simple structure, and can ensure the uniform heating effect of objects.
Description
Technical field
The utility model relates to a kind of furnace roller device, particularly a kind ofly need not extra heat-eliminating medium and carries out refrigerative and do not have the cool furnace roller arrangement.
Background technology
Roller hearth type heating furnace or heat treatment furnace are at ferrous metallurgy, the processing unit that relevant industries such as nonferrous metallurgy and machinery are generally used, in the production process of roller bottom type heating or heat treatment furnace, heated workpiece is placed on the furnace roller, speed and temperature according to the related process setting, workpiece is transmitted in process furnace by the furnace roller drive and is heated simultaneously, so furnace roller itself also places inside heating furnace, in general, heating or heat treated temperature approximately are between 800 degrees centigrade to 1100 degrees centigrade, therefore the surface heat uniformity coefficient of furnace roller itself and problem such as heat-resisting are also very important, it not only can exert an influence to the heating quality of workpiece, also is related to the thermo-efficiency of whole process furnace, the a series of problem of service life of equipment or the like.
Please refer to Fig. 1, it has the diagrammatic cross-section of the furnace roller device of refrigerating unit for prior art, as shown in the figure, existing furnace roller device 100 ' mainly comprises: the body of roll 1 ', back shaft 2 ', support gilled rings 3 ', ceramic fiber 4 ', first rotating shaft 5 ', second rotating shaft 6 ' and swivel joint 7 ' etc., wherein, back shaft 2 ' passes the body of roll 1 ' inside, and between the back shaft 2 ' and the body of roll 1 ', be provided with a plurality of support gilled rings 3 ', support the body of roll 1 ' by supporting gilled rings 3 ', also be filled with ceramic fiber 4 ' in the body of roll 1 ' inside, be used for reducing heat passage, to guarantee thermo-efficiency, one end of back shaft 2 ' connects first rotating shaft 5 ', its the other end connects second rotating shaft 6 ', first rotating shaft 5 ' and second rotating shaft 6 ' are located on the axis, the two rotates synchronously and drives back shaft 2 ' rotation, thereby driving the body of roll 1 ' rotates, realize the transmission of object on the body of roll 1 ', swivel joint 7 ' is used for to back shaft 2 ' inner logical heat-eliminating medium, water for example, take away heat by heat-eliminating medium, thereby be the furnace roller cooling.
There is following deficiency in above-mentioned furnace roller device in the process that reality is used: at first, only be connected between back shaft 2 ' and the body of roll 1 ' by support gilled rings 3 ', heat exchange between the two mainly also is to be undertaken by supporting gilled rings 3 ', this has just caused the local location temperature of having only on the body of roll 1 ' with supporting gilled rings 3 ' lower, the temperature at other positions is then higher, the non-uniform temperature on the body of roll 1 ' surface is walked out-of-dately on the body of roll 1 ' when object, can influence the heating quality of object; Have again, swivel joint 7 ' waits cooling-part will improve the manufacturing cost of furnace roller device, the heat-eliminating medium that is used for cooling itself also is a kind of bigger waste, for example if adopt water to be used as heat-eliminating medium, then can cause bigger water waste, improve production cost, adopt heat-eliminating medium to cool off simultaneously, the heat that the medium that is cooled is taken away belongs to the heat energy that wastes, and causes the thermo-efficiency of whole process furnace device low, the production cost height, the energy dissipation situation is serious; In addition, existing furnace roller device 100 ' structure is complicated, and heat passage design is unreasonable, usually causes the associated bearings part temperatures too high, and equipment is easily aging, operation troubles rate height, and reduce work-ing life.
From the above, existing furnace roller device still has more defective, needs improvement badly.Given this plant situation, the design people borrows its technical experience of association area and abundant relevant professional knowledge for many years, and constantly research and development improve, and through a large amount of practical proofs, have proposed the technical scheme of no cool furnace roller arrangement of the present utility model.
The utility model content
The purpose of this utility model is to provide a kind of no cool furnace roller arrangement, need not extra heat-eliminating medium and cools off, and is simple in structure, and can guarantee the even heating effect of object.
To achieve these goals, the utility model provides a kind of no cool furnace roller arrangement, and comprising: the body of roll is horizontally disposed with; First rotating shaft and second rotating shaft, described first rotating shaft and second rotating shaft are horizontally disposed with and are located on the same axis; Two awl tubes, the two ends of the described body of roll connect two described awl tubes respectively, and the other end of two described awl tubes is connected to described first rotating shaft and second rotating shaft, and described awl tube is the shape of shrinking gradually from an end that is connected with the described body of roll to an end that is connected with described first rotating shaft or second rotating shaft.
Above-mentioned no cool furnace roller arrangement, wherein, the end that described awl tube is connected with the described body of roll is provided with baffle plate, and accommodation space is formed in described awl tube, baffle plate and described first rotating shaft or second rotating shaft that are connected with described awl tube, is filled with heat insulation medium in the described accommodation space.
Above-mentioned no cool furnace roller arrangement, wherein, described heat insulation medium is a ceramic fiber.
Above-mentioned no cool furnace roller arrangement, wherein, the described body of roll is the Heat resisting cast steel material.
Above-mentioned no cool furnace roller arrangement, wherein, the described body of roll is a hollow tube-shape.
Above-mentioned no cool furnace roller arrangement, wherein, the end that described awl tube is connected with the described body of roll is inserted into described body of roll inside, the inwall Joint of the outer wall of described awl tube and the described body of roll.
Above-mentioned no cool furnace roller arrangement, wherein, described first rotating shaft and second rotating shaft are connected in the outer rotation axis bearing of stove.
From the above, no cool furnace roller arrangement of the present utility model has following advantage and characteristics:
1, no cool furnace roller arrangement body surface temperature of the present utility model is even, because heat-conduction components such as support gilled rings of the prior art are not set, so kept the homogeneity of body surface temperature, thereby guaranteed the heating quality of object, product quality is improved.
2, no cool furnace roller arrangement of the present utility model need not to be provided with cooling-part, also need not to use heat-eliminating medium, saved a large amount of costs, and when reducing process furnace device running cost, avoided heat-eliminating medium to take away heat energy, cause thermal waste, thereby guaranteed the thermo-efficiency of higher process furnace device, met the cost benefit principle.
3, no cool furnace roller arrangement of the present utility model processing, shaping and assembling technology procedure are simple, and structure is succinct, and maintenance is little, and is applied widely, can promote the use of widely in the related industries field.
Description of drawings
The following drawings only is intended to the utility model done and schematically illustrates and explain, does not limit scope of the present utility model.
Fig. 1 has the furnace roller device diagrammatic cross-section of refrigerating unit for prior art;
Fig. 2 does not have the structural profile synoptic diagram of cool furnace roller arrangement for the utility model.
Description of reference numerals:
Prior art
100 ' furnace roller device
1 ' the body of roll
2 ' back shaft
3 ' supports gilled rings
4 ' ceramic fiber
5 ' first rotating shaft
6 ' second rotating shaft
7 ' swivel joint
The utility model
100 furnace roller devices
1 body of roll
2 awl tubes
3 first rotating shafts
4 second rotating shafts
5 heat insulation media
6 baffle plates
Embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast description of drawings embodiment of the present utility model.
Please refer to Fig. 2, the structural profile synoptic diagram that does not have the cool furnace roller arrangement for the utility model, as shown in the figure, no cool furnace roller arrangement 100 of the present utility model mainly comprises: the body of roll 1, two awl tubes 2, first rotating shaft 3 and second rotating shaft 4, whole furnace roller device 100 is basic for being arranged at inside heating furnace, the two ends of the body of roll 1 connect two awl tubes 2 respectively, being shaped as of awl tube 2 by shrinking gradually to the stove lateral direction in the stove, the serrated end of two awl tubes 2 links to each other with second rotating shaft 4 with first rotating shaft 3 respectively, on the wheelwork that first rotating shaft 3 and second rotating shaft 4 can be connected in the common stove or stove is outer, as bearing support, to realize that it can rotate, drive two awl tubes 2 by first rotating shaft 3 and second rotating shaft 4 and rotate, rotate, the object that is carried on its upper surface is moved thereby drive the intermediary body of roll 1.
The body of roll 1 is the tubular of hollow, and it is horizontally disposed with, and places the inside of process furnace, and with carrying and move the heating object, the big I of its length and diameter of section decides according to the size of the Working environment of reality and the object that will heat.In order to improve the heat-resisting degree of the body of roll 1, body of roll material in the present embodiment is selected the Heat resisting cast steel material for use, the alloy Heat resisting cast steel material that for example contains chromium (Cr), nickel (Ni), tungsten (W), and add rare earth in right amount, the content ratio of preferred chromium, nickel, tungsten is 28: 48: 5, the Heat resisting cast steel that said components constituted can bear higher temperature, as 1150 degrees centigrade, can adapt to the production demand of process furnace fully.
The two ends of the body of roll 1 connect two awl tubes 2 respectively, the other end of two awl tubes 2 then is connected to first rotating shaft 3 and second rotating shaft 4, as shown in Figure 2, in the present embodiment, awl tube 2 ends that are connected with the body of roll 1 are inserted into the body of roll 1 inside, the outer wall of awl tube 2 and the inwall Joint of the body of roll 1, awl tube 2 is the shape of shrinking gradually from an end that is connected with the body of roll 1 to an end that is connected with first rotating shaft 3 or second rotating shaft 4, this tapered shape design of awl tube 2 can increase the thermal resistance of itself, thereby reduce thermosteresis, guarantee the thermo-efficiency of process furnace device.
For further reducing thermosteresis, also can be at awl tube 2 inner stuffed heat insulated media 5, as shown in Figure 2, the accommodation space of awl tube 2 inside also is an awl tubular, its inside is filled with heat insulation medium 5, and at awl tube 2 ends that are connected with the body of roll 1 baffle plate 6 is set, will bore the ccontaining empty sealing of tube 2 inside, like this, awl tube 2, baffle plate 6 and just formed the space of the ccontaining heat insulation medium 5 of a sealing with awl tube 2 first rotating shafts 3 that are connected or second rotating shaft 4.Heat insulation medium 5 can be selected common ceramic fiber for use, effect by heat insulation medium 5, can further reduce from the body of roll 1 through awl tube 2 heat passage to first rotating shaft 3 and second rotating shaft 4, can reduce thermosteresis, and avoid the temperature of first rotating shaft 3 and second rotating shaft 4 too high, and then cause too highly with the part temperatures such as extraneous bearing that second rotating shaft 4 is connected with first rotating shaft 3, cause phenomenons such as ageing equipment.
The serrated end of awl tube 2 is connected with first rotating shaft 3 or second rotating shaft 4, first rotating shaft 3 and second rotating shaft 4 are located on the same axis, the two is horizontally disposed with, two rotating shafts can be installed on respectively on the outer wheelwork of stove, as bearing support, so, the rotation of two rotating shafts can drive the body of roll 1 through awl tube 2 and rotate, and then the object that is carried on its upper surface is moved.
By said structure as can be known, the body of roll is inner in the utility model does not have the gilled rings of support, thereby can keep the temperature homogeneity of body surface, guarantees the homogeneity of object heating; Need not the device of heat-eliminating medium and feeding heat-eliminating medium, manufacturing and running cost are low, simple in structure.
The above only is the schematic embodiment of the utility model, is not in order to limit scope of the present utility model.Any those skilled in the art, equivalent variations of having done under the prerequisite that does not break away from design of the present utility model and principle and modification all should belong to the scope that the utility model is protected.
Claims (7)
1. a no cool furnace roller arrangement is characterized in that, described no cool furnace roller arrangement comprises:
The body of roll is horizontally disposed with;
First rotating shaft and second rotating shaft, described first rotating shaft and second rotating shaft are horizontally disposed with and are located on the same axis;
Two awl tubes, the two ends of the described body of roll connect two described awl tubes respectively, and the other end of two described awl tubes is connected to described first rotating shaft and second rotating shaft, and described awl tube is the shape of shrinking gradually from an end that is connected with the described body of roll to an end that is connected with described first rotating shaft or second rotating shaft.
2. no cool furnace roller arrangement according to claim 1, it is characterized in that, the end that described awl tube is connected with the described body of roll is provided with baffle plate, accommodation space is formed in described awl tube, baffle plate and described first rotating shaft or second rotating shaft that are connected with described awl tube, is filled with heat insulation medium in the described accommodation space.
3. no cool furnace roller arrangement according to claim 2 is characterized in that described heat insulation medium is a ceramic fiber.
4. no cool furnace roller arrangement according to claim 1 is characterized in that the described body of roll is the Heat resisting cast steel material.
5. no cool furnace roller arrangement according to claim 1 is characterized in that the described body of roll is a hollow tube-shape.
6. no cool furnace roller arrangement according to claim 5 is characterized in that, the end that described awl tube is connected with the described body of roll is inserted into described body of roll inside, the inwall Joint of the outer wall of described awl tube and the described body of roll.
7. no cool furnace roller arrangement according to claim 1 is characterized in that, described first rotating shaft and second rotating shaft are connected in the outer rotation axis bearing of stove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201967739U CN201704374U (en) | 2010-05-20 | 2010-05-20 | Cooling-free furnace roller device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201967739U CN201704374U (en) | 2010-05-20 | 2010-05-20 | Cooling-free furnace roller device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201704374U true CN201704374U (en) | 2011-01-12 |
Family
ID=43441528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201967739U Expired - Lifetime CN201704374U (en) | 2010-05-20 | 2010-05-20 | Cooling-free furnace roller device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201704374U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103667670A (en) * | 2013-10-29 | 2014-03-26 | 浦杰 | Nodulation-free furnace roller of roller-hearth type thermal treatment furnace |
| CN104328256A (en) * | 2014-12-01 | 2015-02-04 | 无锡市晶瑜冶金机械有限公司 | In-furnace roller of quenching furnace |
| CN109539797A (en) * | 2018-12-26 | 2019-03-29 | 北京京诚凤凰工业炉工程技术有限公司 | Non-water-cooled overhang roll in furnace |
| WO2020114172A1 (en) * | 2018-12-04 | 2020-06-11 | 苏州中门子工业炉科技有限公司 | Sealed furnace roller assembly for full-hydrogen roller-hearth furnace |
-
2010
- 2010-05-20 CN CN2010201967739U patent/CN201704374U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103667670A (en) * | 2013-10-29 | 2014-03-26 | 浦杰 | Nodulation-free furnace roller of roller-hearth type thermal treatment furnace |
| WO2015062079A1 (en) * | 2013-10-29 | 2015-05-07 | 浦杰 | Nodulation-free furnace roller for roller-hearth type thermal treatment furnace |
| CN104328256A (en) * | 2014-12-01 | 2015-02-04 | 无锡市晶瑜冶金机械有限公司 | In-furnace roller of quenching furnace |
| WO2020114172A1 (en) * | 2018-12-04 | 2020-06-11 | 苏州中门子工业炉科技有限公司 | Sealed furnace roller assembly for full-hydrogen roller-hearth furnace |
| CN109539797A (en) * | 2018-12-26 | 2019-03-29 | 北京京诚凤凰工业炉工程技术有限公司 | Non-water-cooled overhang roll in furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110112 |
|
| CX01 | Expiry of patent term |