CN205784619U - A kind of water-cooled hanging arm roll for billet heating furnace - Google Patents
A kind of water-cooled hanging arm roll for billet heating furnace Download PDFInfo
- Publication number
- CN205784619U CN205784619U CN201620506179.2U CN201620506179U CN205784619U CN 205784619 U CN205784619 U CN 205784619U CN 201620506179 U CN201620506179 U CN 201620506179U CN 205784619 U CN205784619 U CN 205784619U
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- roll
- inner tube
- water
- chamber
- inlet pipe
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Abstract
The utility model discloses a kind of water-cooled hanging arm roll for billet heating furnace, described roller-way includes that roll shaft and roller, described roll shaft include water inlet pipe, hollow axle, inner tube and point water block；Described roller includes that the body of roll, internal ring, fixed plate and end cap, the described body of roll are hollow tubular, and one end uses end cap to close, the other end uses fixed plate to close, it is radially arranged internal ring in the body of roll and body of roll inner chamber is divided into ante-chamber and back cavity, internal ring is all provided with some intercommunicating pores, be used for connecting ante-chamber and back cavity；Described hollow axle is through fixing between fixed plate and internal ring, and three；Said inner tube one end is fixed on end cap, and the other end inserts in hollow axle；Described water inlet pipe passes inner tube, arranges a point water block between inner tube and water inlet pipe；Some inlet openings are set in the inner tube of end cap, are used for connecting inner tube and ante-chamber, and connect water inlet pipe, make the cooling water in water inlet pipe enter ante-chamber；Some apopores it are uniformly arranged, for connecting the cavity in back cavity and hollow axle on hollow axle in back cavity.
Description
Technical field
This utility model belongs to hanging arm roll recovery technique field, and specifically, this utility model relates to a kind of for steel
The water-cooled hanging arm roll of base heating furnace.
Background technology
In heater for rolling steel, use the heating of the steel billet of light section, long length, dress especially for production line of bar
Discharging is generally adopted by side and enters the mode that side goes out, and now must use in stove that hanging arm roll completes steel billet is defeated
Send.As it is shown in figure 1, hanging arm roll is by roll shaft 1, roller 2, flat key 1, flat key 24, block 5, water inlet pipe
6, bearing block 1, bearing block 28, motor reducer 9, flange 10, swivel joint 11, connecting shaft 12, sky
Mandrel 13, inner tube 14, point water block 15 and end plate 16 form.In the discharge end that temperature is higher, the material of roller 2
Commonly used is price ZG40Cr28Ni48Si2 alloy costly, and roll shaft 1 is thick-walled seamless steel pipes.Roller
2 are arranged on roll shaft with flat key one, flat key two, in the welding of roll shaft end face with roller 2 with the block 5 of material, prevent
Roller comes off from roll shaft.Cooling water is delivered to roll shaft 1 front end by water inlet pipe 6, then in the hollow cavity of roll shaft 1
Return, complete the cooling of roll shaft 1.
During production practices, heating furnace often can carry out heating up according to organization of production, the change of technological requirement,
The operation of cooling, heating and cooling amplitude sometimes is the biggest, and normal use of hanging arm roll is brought adverse effect, often
Occur roller 2 ftracture, roll shaft 1 end face snaps and leaks, block 5 snap come off, roller 2 at roll shaft 1 play also
Eventually fall out the fault dropping in stove.
After hanging arm roll breaks down, can only roll off the production line by integral replacing, if repairing according to original design requirement, again
Equipped alloy roller, maintenance cost is higher, little with newly doing cost difference, often set more than 30,000, typically to old roller-way
Carry out scrapping process.So, the Year's consumption of steel rolling line upper cantilever roller-way is higher.
For above-mentioned deficiency, need hanging arm roll is made the most reasonably to design, reduce fault, extend and make online
With the life-span, reduce consumption.
Utility model content
The purpose of this utility model is, it is provided that a kind of welding type water-cooled hanging arm roll for billet heating furnace, weight
Newly devise roller structure and material, it is achieved roller couples reliable, Tong Bu good cooling results, service life with roll shaft
Long.
For reaching above-mentioned purpose, this utility model have employed following technical scheme:
A kind of water-cooled hanging arm roll for billet heating furnace, described roller-way includes roll shaft 1 and roller 2, described roll shaft
1 includes water inlet pipe 6, hollow axle 13, inner tube 14 and point water block 15；Described roller 2 includes body of roll 2-1, internal ring
2-2, fixed plate 2-3 and end cap 2-4, described body of roll 2-1 is hollow tubular, and one end uses end cap 2-4 to close, separately
One end uses fixed plate 2-3 to close, and is radially arranged internal ring 2-2 body of roll 2-1 inner chamber is divided into ante-chamber in body of roll 2-1
2-5 and back cavity 2-6, internal ring 2-2 is all provided with some intercommunicating pore 2-7, is used for connecting ante-chamber 2-5 and back cavity 2-6；
Described hollow axle 13 is through fixed plate 2-3 and internal ring 2-2 and fixing between three；
Said inner tube 14 one end is fixed on end cap 2-4, and the other end inserts in hollow axle 13；Described water inlet pipe 6
Through inner tube 14, a point water block 15 is set between inner tube 14 and water inlet pipe 6；
Some inlet opening 2-8 are set in the inner tube 14 of end cap 2-4, are used for connecting inner tube 14 and ante-chamber 2-5,
And connect water inlet pipe 6, make the cooling water in water inlet pipe 6 enter ante-chamber 2-5；On hollow axle 13 in back cavity 2-6 all
Even some apopore 2-9 are set, for connecting the cavity in back cavity 2-6 and hollow axle 13.
Preferably, internal ring 2-2 arranges 8 intercommunicating pore 2-7.
Preferably, 4 inlet opening 2-8 are set in the inner tube 14 of end cap 2-4.
Preferably, the hollow axle 13 in back cavity 2-6 is uniformly arranged 4 apopore 2-9.
Further, this utility model also includes assembling according to prior art bearing block 1, bearing block 28,
Motor reducer 9, flange 10, swivel joint 11, connecting shaft 12.
In this utility model, the body of roll is to be processed by 20G high-pressure boiler tube, and recycling 20G shell plate processes
Internal ring, fixed plate, end cap；Uniform processing intercommunicating pore on internal ring, connects chamber before and after roller.
During assembling, first internal ring, fixed plate are welded together with the body of roll, roll shaft；A point water block 15 is installed to inner tube 14
Inside being welded and fixed, then inner tube 14 welded with end cap 2-4, last end cap 2-4 welds with body of roll 2-1, at roller
Son, roll shaft are internally formed closed cavity, so that roller will not depart from roll shaft in use, will not leak.Group
After welding equipment has connect, on the basis of utilizing roll shaft, roller is carried out polish.
It is installed into water pipe 6 in inner tube, cooling water is introduced ante-chamber 2-5 from main-supply by inlet opening 2-8, then leads to
Cross intercommunicating pore 2-7 and enter back cavity 2-6, then enter hollow axle by apopore 2-9, be eventually returned to main water return tube.
The beneficial effects of the utility model: during use, the material of roller is changed into high-pressure boiler tube by original steel alloy,
Roller 2 is welded on roll shaft 1 and is integral with, and cooling water enters from water inlet pipe 6, inner tube 14, is full of roller
Son, and by roll shaft 1 circuit cycle.It is internal that this structure makes recirculated water can be full of whole roller 2, makes roller 2
Cooling effect strengthen, be obviously prolonged service life.
It addition, hanging arm roll of the present utility model can use the hanging arm roll damaged to transform, after transformation
The expense of a whole set of assembling is kept to original 1/4th, and production cost is greatly reduced, and achieves considerable economic effect
Benefit.
This utility model is that Rolling production line side is entered side and gone out the welding type water-cooled hanging arm roll parts of billet heating furnace, special
Do not relate to the heater for rolling steel discharge end that fire box temperature is higher.
Accompanying drawing explanation
Fig. 1 is the structural representation of alloy hanging arm roll in prior art；
Fig. 2 is the structural representation of this utility model hanging arm roll；
Fig. 3 is the structural representation of this utility model roller；
Accompanying drawing illustrates: 1, roll shaft；2, roller；2-1, the body of roll；2-2, internal ring；2-3, fixed plate；2-4, end
Lid；2-5, ante-chamber；2-6, back cavity；2-7, intercommunicating pore；2-8, inlet opening；2-9, apopore；3, flat key one；
4, flat key two；5, block；6, water inlet pipe；7, bearing block one；8, bearing block two；9, motor reducer；
10, flange；11, swivel joint；12, connecting shaft；13, hollow axle；14, inner tube；15, water block is divided；16、
End plate.
Detailed description of the invention
With the drawings and specific embodiments, this utility model is described in further detail below.
Embodiment 1
As shown in Figures 2 and 3, a kind of water-cooled hanging arm roll for billet heating furnace, described roller-way includes roll shaft 1
With roller 2, described roll shaft 1 includes water inlet pipe 6, hollow axle 13, inner tube 14 and point water block 15；Described roller 2
Including body of roll 2-1, internal ring 2-2, fixed plate 2-3 and end cap 2-4, described body of roll 2-1 is hollow tubular, and one end is adopted
Closing with end cap 2-4, the other end uses fixed plate 2-3 to close, and is radially arranged internal ring 2-2 by the body of roll in body of roll 2-1
2-1 inner chamber is divided into ante-chamber 2-5 and back cavity 2-6, internal ring 2-2 is all provided with 8 intercommunicating pore 2-7, is used for connecting ante-chamber
2-5 and back cavity 2-6；
Described hollow axle 13 is through fixed plate 2-3 and internal ring 2-2 and fixing between three；
Said inner tube 14 one end is fixed on end cap 2-4, and the other end inserts in hollow axle 13；Described water inlet pipe 6
Through inner tube 14, a point water block 15 is set between inner tube 14 and water inlet pipe 6；
4 inlet opening 2-8 are set in the inner tube 14 of end cap 2-4, are used for connecting inner tube 14 and ante-chamber 2-5,
And connect water inlet pipe 6, make the cooling water in water inlet pipe 6 enter ante-chamber 2-5；On hollow axle 13 in back cavity 2-6 all
Even 4 apopore 2-9 are set, for connecting the cavity in back cavity 2-6 and hollow axle 13.
Bearing block 1 that this utility model also includes assembling according to prior art, bearing block 28, decelerating through motor
Machine 9, flange 10, swivel joint 11, connecting shaft 12.
In this utility model, the body of roll is to be processed by 20G high-pressure boiler tube, and recycling 20G shell plate processes
Internal ring, fixed plate, end cap；Uniform processing intercommunicating pore on internal ring, connects chamber before and after roller.
In the present embodiment, roll shaft 1 can use the transformation of old hanging arm roll to obtain, as removed end plate 16, hollow axle
Contraction in length, radially 4 inlet openings of processing, inner tube front end, to connect the inner chamber of water inlet pipe and roller.
In the present embodiment, fixing between each assembly of hanging arm roll can be in the way of using welding.
It should be noted last that, above example is only in order to illustrate the technical solution of the utility model and unrestricted.
Although this utility model being described in detail with reference to embodiment, it will be apparent to an ordinarily skilled person in the art that
The technical solution of the utility model is modified or equivalent, without departure from technical solutions of the utility model
Spirit and scope, it all should be contained in the middle of right of the present utility model.
Claims (4)
1., for a water-cooled hanging arm roll for billet heating furnace, described roller-way includes roll shaft (1) and roller (2),
Described roll shaft (1) includes water inlet pipe (6), hollow axle (13), inner tube (14) and point water block (15)；Its feature
Being, described roller (2) includes the body of roll (2-1), internal ring (2-2), fixed plate (2-3) and end cap (2-4),
The described body of roll (2-1) is hollow tubular, and one end uses end cap (2-4) to close, and the other end uses fixed plate (2-3)
Close, be radially arranged in the body of roll (2-1) internal ring (2-2) body of roll (2-1) inner chamber is divided into ante-chamber (2-5) and
Back cavity (2-6), internal ring (2-2) is all provided with some intercommunicating pores (2-7), is used for connecting ante-chamber (2-5) and back cavity (2-6)；
Described hollow axle (13) passes fixed plate (2-3) and internal ring (2-2), and fixing between three；
Said inner tube (14) one end is fixed on end cap (2-4), and the other end inserts in hollow axle (13)；Described
Water inlet pipe (6) passes inner tube (14), arranges a point water block (15) between inner tube (14) and water inlet pipe (6)；
Some inlet openings (2-8) are set in the inner tube (14) of end cap (2-4), are used for connecting inner tube (14)
With ante-chamber (2-5), and connect water inlet pipe (6), make the cooling water in water inlet pipe (6) enter ante-chamber (2-5)；After
Be uniformly arranged some apopores (2-9) on hollow axle (13) in chamber (2-6), be used for connecting back cavity (2-6) and
Cavity in hollow axle (13).
A kind of water-cooled hanging arm roll for billet heating furnace the most according to claim 1, it is characterised in that
8 intercommunicating pores (2-7) are set on internal ring (2-2).
A kind of water-cooled hanging arm roll for billet heating furnace the most according to claim 1, it is characterised in that
In the inner tube (14) of end cap (2-4), 4 inlet openings (2-8) are set.
A kind of water-cooled hanging arm roll for billet heating furnace the most according to claim 1, it is characterised in that
4 apopores (2-9) it are uniformly arranged on hollow axle (13) in back cavity (2-6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620506179.2U CN205784619U (en) | 2016-05-27 | 2016-05-27 | A kind of water-cooled hanging arm roll for billet heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620506179.2U CN205784619U (en) | 2016-05-27 | 2016-05-27 | A kind of water-cooled hanging arm roll for billet heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205784619U true CN205784619U (en) | 2016-12-07 |
Family
ID=59979218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620506179.2U Expired - Fee Related CN205784619U (en) | 2016-05-27 | 2016-05-27 | A kind of water-cooled hanging arm roll for billet heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205784619U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865209A (en) * | 2016-05-27 | 2016-08-17 | 山东钢铁股份有限公司 | Water cooling cantilever roller way for steel billet heating furnace |
| CN107062911A (en) * | 2017-01-24 | 2017-08-18 | 福建吴航不锈钢制品有限公司 | Overhang roll in a kind of heating furnace produced for stainless steel |
-
2016
- 2016-05-27 CN CN201620506179.2U patent/CN205784619U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865209A (en) * | 2016-05-27 | 2016-08-17 | 山东钢铁股份有限公司 | Water cooling cantilever roller way for steel billet heating furnace |
| CN107062911A (en) * | 2017-01-24 | 2017-08-18 | 福建吴航不锈钢制品有限公司 | Overhang roll in a kind of heating furnace produced for stainless steel |
| CN107062911B (en) * | 2017-01-24 | 2019-06-25 | 福建吴航不锈钢制品有限公司 | It is a kind of for stainless steel production heating furnace in overhang roll |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20190527 |