CN205897837U - Stepping -beam -type heating furnace's cooling supporting member - Google Patents
Stepping -beam -type heating furnace's cooling supporting member Download PDFInfo
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- CN205897837U CN205897837U CN201620672331.4U CN201620672331U CN205897837U CN 205897837 U CN205897837 U CN 205897837U CN 201620672331 U CN201620672331 U CN 201620672331U CN 205897837 U CN205897837 U CN 205897837U
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- vertical water
- water beam
- supporting member
- heating furnace
- cooling
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Abstract
The utility model discloses a stepping -beam -type heating furnace's cooling supporting member relates to heating furnace technical field for simplify the manufacturing process of cooling supporting member and improve the accuracy of cooling off the supporting member structure. Stepping -beam -type heating furnace's cooling supporting member includes: indulge water bar to reach a plurality of supports that are used for indulge water bar's support column, it includes continuous beam and two cantilever beams, every to indulge water bar cantilever beam one end is connected with support column and continuous beam respectively, and the other end is unsettled. The utility model provides a stepping -beam -type heating furnace's vertical water bar is arranged in at stepping -beam -type heating furnace, carries and supports the blank.
Description
Technical field
This utility model is related to heating furnace technical field, and the cooling of more particularly, to a kind of walking beam heating furnace supports structure
Part.
Background technology
When being heated to steel billet using walking beam heating furnace, conveyed by setting cooling supporting member and support
Blank in stove.The structure of cooling supporting member and the energy consumption of heating furnace, the service life of walking beam heating furnace and blank
The section temperature difference, heating quality closely bound up, the function to walking beam heating furnace for the manufacturing process of therefore cooling supporting member
Important.
At present, during making cooling supporting member, typically first make for supporting vertical water in cooling supporting member
The support column of beam, then rule of thumb selects the cross section parameter of vertical water beam, carries out tentative calculation further according to experience to selected vertical water beam,
And determine the cooling supporting member substantially meeting work requirements.
However, the arrangement of the blank species, specification and vertical water beam in walking beam heating furnace used in actual production
Mode is varied, and this results in when making cooling supporting member, needs to carry out loaded down with trivial details tentative calculation and it needs to repeatedly adjust cold
But supporting member indulges the cross section parameter of water beam, leads to the manufacturing process cooling down supporting member time-consuming, laborious, and easily occurs
Mistake.
Utility model content
The purpose of this utility model is to provide a kind of cooling supporting member of walking beam heating furnace, for simplifying vertical water
The manufacturing process of beam, improves the accuracy of cooling supporting member structure.
To achieve these goals, the following technical scheme of this utility model offer:
This utility model provides a kind of cooling supporting member of walking beam heating furnace, and described cooling supporting member includes indulging
Water beam, and multiple support column for supporting described vertical water beam, described vertical water beam includes continuous beam and two cantilever beams, each
Described cantilever beam one end is connected with described support column and described continuous beam respectively, and the other end is hanging.
Preferably, described continuous beam is provided with the m fulcrum for connecting described support column, and described m fulcrum will be described
Continuous beam is divided into (m-1) individual supporting section.
Preferably, described continuous beam includes two support tubes being parallel to each other, and passes through to connect between two described support tubes
Block connects, and the equal length of the length of described contiguous block and described support tube.
Compared with prior art, the beneficial effect of the cooling supporting member of the walking beam heating furnace that this utility model provides
For:
In the cooling supporting member of walking beam heating furnace that this utility model provides, by the vertical water in cooling supporting member
Beam divide into continuous beam and cantilever beam two parts, this, simplifies the stressing conditions of vertical water beam in cooling supporting member, so that
During making vertical water beam, after the given cross-sectional parameter of vertical water beam in determining cooling supporting member, it is relatively easy to
Ground obtains the given cross-sectional coefficient of vertical water beam in cooling supporting member, the blank uniform load of vertical water beam and vertical water beam
Big moment of flexure and maximum defluxion, in order to carry out Stiffness evaluation and intensity school to the given cross-sectional parameter of the vertical water beam obtaining in advance
Core, thus whether the given cross-sectional parameter of the vertical water beam of checking meets the requirements.
So, during making cooling supporting member, the calculation and check for vertical water beam in cooling supporting member provides
The accurate foundation of science, so that the selection of vertical water beam parameter is more reasonable, thus avoid carry out only according to experience
Tentative calculation and the error that leads to.Meanwhile, if necessary to be adjusted to the given cross-sectional parameter of vertical water beam, then can be according to before
The directive given cross-sectional parameter choosing new vertical water beam of check results, thus decrease choose given cross-sectional ginseng because of blindness
The tentative calculation repeatedly counting and leading to, and simplify the manufacturing process of cooling supporting member, improve the standard of cooling supporting member structure
Really property.
Brief description
Accompanying drawing described herein is used for providing further understanding to of the present utility model, constitutes one of the present utility model
Point, schematic description and description of the present utility model is used for explaining this utility model, does not constitute to of the present utility model
Improper restriction.In the accompanying drawings:
Fig. 1 is the cooling supporting member manufacture method flow chart of walking beam heating furnace in this utility model embodiment；
Fig. 2 is the structural representation cooling down supporting member in this utility model embodiment；
Fig. 3 is blank arrangement schematic diagram in this utility model embodiment；
Fig. 4 is vertical water beam section schematic diagram in this utility model embodiment；
Fig. 5 is the blank uniform load schematic diagram in this utility model embodiment suffered by single vertical water beam；
Reference:
1- indulges water beam, 11- continuous beam,
12- cantilever beam, 13- support tube,
14- contiguous block, 2- support column,
3- blank.
Specific embodiment
For ease of understanding, with reference to Figure of description, the walking beam heating furnace that this utility model embodiment is provided
Vertical water beam manufacture method and vertical water beam be described in detail.
Refer to Fig. 2-Fig. 5, the cooling supporting member of the walking beam heating furnace that this utility model embodiment provides includes:
Vertical water beam 1, and multiple support column 2 for supporting vertical water beam 1, wherein vertical water beam 1 includes continuous beam 11 and two cantilever beams
12, each cantilever beam 12 one end is connected with support column 2 and continuous beam 11 respectively, and the other end is hanging.
When being embodied as, in each vertical water beam 1, continuous beam 11 is provided with the m fulcrum for connecting support column 2, and m is individual
Continuous beam 11 is divided into (m-1) individual supporting section by fulcrum, and each position of the fulcrum on continuous beam 11 is respectively connected with a support tube 13,
For supporting vertical water beam and blank.Wherein, continuous beam 11 includes two support tubes being parallel to each other 13, and often adjacent two support
Connected by contiguous block 14 between pipe 13, and the equal length of the length of contiguous block 14 and support tube 13.
The specific implementation process of the vertical water beam 1 of the walking beam heating furnace being provided by above-mentioned utility model embodiment can
Know, compared with prior art, the beneficial effect of the cooling supporting member of the walking beam heating furnace that this utility model embodiment provides
Fruit is:
In the cooling supporting member of walking beam heating furnace that this utility model embodiment provides, will cool down in supporting member
Vertical water beam 1 divide into continuous beam 11 and cantilever beam 12 two parts, this, simplifies being subject to of vertical water beam 1 in cooling supporting member
Power situation, in order to, during making vertical water beam 1, in determining cooling supporting member, the given cross-sectional of vertical water beam 1 is joined
After number, relatively easily obtain the given cross-sectional coefficient of vertical water beam 1 in cooling supporting member, the blank uniform load of vertical water beam 1,
And the maximal bending moment of vertical water beam 1 and maximum defluxion, in order to carry out just to the given cross-sectional parameter of the vertical water beam 1 obtaining in advance
Degree is checked and strength check, thus whether the given cross-sectional parameter of the vertical water beam 1 of checking meets the requirements.
So, during making cooling supporting member, the calculation and check for vertical water beam 1 in cooling supporting member provides
The accurate foundation of science, so that the selection of vertical water beam parameter is more reasonable, thus avoid carry out only according to experience
Tentative calculation and the error that leads to.Meanwhile, if necessary to be adjusted to the given cross-sectional parameter of vertical water beam, then can be according to before
The directive given cross-sectional parameter choosing new vertical water beam of check results, thus decrease choose given cross-sectional ginseng because of blindness
The tentative calculation repeatedly counting and leading to, and simplify the manufacturing process of cooling supporting member, improve the standard of cooling supporting member structure
Really property.
Refer to Fig. 1, in this utility model embodiment, the manufacturing process of the cooling supporting member of walking beam heating furnace
Specific as follows:
Step 100, the given cross-sectional parameter of the vertical water beam 1 of acquisition, this step is prejudged to vertical water beam 1 first, with
Obtain the given cross-sectional parameter of vertical water beam 1 in advance, in the present embodiment, given cross-sectional parameter mainly includes the section of vertical water beam 1
Shape and sectional dimension, its acquisition modes can be obtained according to calculating it is also possible to be chosen according to existing experience；And it is described here
The cross sectional shape of vertical water beam 1 can be included as circular, oval, square, triangle or other polygons.
Step 200, the given cross-sectional parameter according to vertical water beam 1, obtain the given cross-sectional coefficient w of vertical water beam 1.This step root
Cross sectional shape and sectional dimension according to water beam 1 vertical in the given cross-sectional parameter of vertical water beam 1 calculate the given cross-sectional coefficient indulging water beam 1
One of w, and the foundation that the given cross-sectional coefficient w of vertical water beam 1 is checked as follow-up data, the calculating side of given cross-sectional coefficient w
Formula has a detailed description below, wouldn't be described herein.
Step 300, the spacing of the size, the density of material of blank 3 and adjacent blanks 3 of acquisition blank 3, obtain adjacent cooling
The spacing of vertical water beam 1 in supporting member, and the quantity and spacing obtaining the support column 2 for supporting vertical water beam 1.Wherein, base
The size of material 3 refers to the overall dimensions of blank 3, such as the length size of blank 3；The density of material of blank 3 is by making blank 3
Material determine.The spacing of blank 3 is needed with the furnace inner space of walking beam heating furnace, the spacing of vertical water beam 1 and actual production
Ask relevant；The quantity and spacing of support column 2 is relevant with blank 3 gross weight being placed on vertical water beam 1.
Step 400, the spacing of the size according to blank 3, the density of material of blank 3 and adjacent blanks 3, and according to adjacent
The spacing of vertical water beam 1 in cooling supporting member, calculates and obtains blank uniform load q that vertical water beam 1 bears.
Step 500, the quantity and spacing according to support column 2 and blank uniform load q, calculate and obtain vertical water beam 1
Big moment of flexure mmaxMaximum defluxion f with vertical water beam 1max.
Above-mentioned uniform load q, the maximal bending moment m of vertical water beam 1maxMaximum defluxion f with vertical water beam 1max, calculation exist
Hereafter have a detailed description, wouldn't be described herein.
Step 600, the maximal bending moment m according to vertical water beam 1 given cross-sectional coefficient w, vertical water beam 1maxMaximum with vertical water beam 1
Amount of deflection fmax, the strength and stiffness of the vertical water beam 1 of verification, and when the strength and stiffness of vertical water beam 1 meet demand, determine vertical water beam 1
Actual cross-section parameter.This step is that the given cross-sectional coefficient w to water beam 1 vertical in above-described embodiment checks, when vertical water beam 1
Given cross-sectional coefficient w when meeting the strength and stiffness of vertical water beam 1 and requiring, execution step 700, when the given cross-sectional of vertical water beam 1
When coefficient w does not meet the strength and stiffness of vertical water beam 1 and requires, need the given cross-sectional parameter of the vertical water beam 1 of adjustment, then again hold
Row above-mentioned steps.
Step 700, the vertical water beam 1 according to needed for the actual cross-section parameter of vertical water beam 1 makes.
Cooling being embodied as of supporting member manufacture method of the walking beam heating furnace being provided by above-described embodiment
Cheng Kezhi, compared with prior art, the cooling supporting member manufacture method of walking beam heating furnace provided in an embodiment of the present invention
Have the beneficial effect that
In the cooling supporting member manufacture method of walking beam heating furnace provided in an embodiment of the present invention, by using cooling
In supporting member the given cross-sectional coefficient of vertical water beam 1, the vertical blank uniform load of water beam 1 and the maximal bending moment of vertical water beam 1 and
Maximum defluxion, can carry out Stiffness evaluation and strength check to the given cross-sectional parameter of the vertical water beam 1 obtaining in advance, vertical to verify
Whether the given cross-sectional parameter of water beam 1 meets the requirements.So, during vertical water beam 1 in making cooling supporting member, it is cold
But in supporting member, the calculation and check of vertical water beam 1 provides the accurate foundation of science, so that the selection of vertical water beam 1 parameter is more accurate
Really reasonable, thus avoiding the error carrying out tentative calculation and leading to only according to experience.Meanwhile, if necessary to pre- to vertical water beam 1
If cross section parameter is adjusted, then can be according to directive choose new vertical water beam 1 default section of check results before
Face parameter, thus decreasing the tentative calculation repeatedly leading to because blindness chooses given cross-sectional parameter, and then simplifies cooling support structure
1 manufacturing process in part, improves the accuracy of 1 making in cooling supporting member.
Refer to Fig. 3 and Fig. 4, in walking beam heating furnace, vertical water beam 1 preferably includes two parallel support tubes 13
The contiguous block 3 connecting as one with the support tube 13 parallel by two, the length phase of length l of contiguous block 3 and support tube 13
Deng；And indulge default outside diameter d and predetermined inner diameter d that the given cross-sectional parameter of water beam includes support tube 13.When as above being tied using having
During the vertical water beam 1 of structure, in order to obtain the given cross-sectional coefficient of vertical water beam 1, further, step 200 includes: according to formulaCalculate the given cross-sectional coefficient w of vertical water beam 1；Wherein, a represents
The width of contiguous block 3 in vertical water beam 1；H represents the height of contiguous block 3 in vertical water beam 1.It should be noted that the section of vertical water beam 1
The computing formula of coefficient is relevant with the cross sectional shape of vertical water beam 1, in Practical Calculation, can be according to the specific section of vertical water beam 1
Shape is tabled look-up and is obtained corresponding computing formula, will not be described here.
Please continue to refer to Fig. 2, knowable to the description of above-mentioned blank uniform load q, the size of blank uniform load q and blank 3,
The density of material of blank 3 and the spacing of adjacent blanks 3, and relevant according to the spacing of adjacent vertical water beam 1.And during Practical Calculation,
Simultaneously it is also contemplated that vertical water beam 1 quantity in walking beam heating furnace.In walking beam heating furnace, it is usually provided with n and indulges
Water beam 1, for being supported to blank 3 and conveying.In actual production, for improve production efficiency, on n vertical water beam 1
It is placed with multiple blanks 3, each blank 3 is across on n vertical water beam 1.In order to obtain the blank uniform load that vertical water beam 1 bears
Q, step, 400 include:
Step 410, each blank 3 is divided into the initial segment, end section and is located at (n-1) between the initial segment, end section
Individual interlude, wherein, is the 1st vertical water beam near the vertical water beam 1 of the initial segment, is the n-th vertical water beam near the vertical water beam 1 of end section；
Step 420, calculating obtain each vertical water beam 1 support force to blank 3, specifically include:
According to formula r1=ρ (l0+0.5l1)bwbh/(bs+bw), calculate the support force r obtaining the 1st vertical water beam1；
According to formula rn=ρ (0.5ln-1+ln)bwbh/(bs+bw), calculate the support force r obtaining the n-th vertical water beamn；
According to formula ri=0.5 ρ (li-1+li)bwbh/(bs+bw), calculate obtain be located at the 1st vertical water beam and the n-th vertical water beam it
Between the i-th vertical water beam support force ri；
Step 430, selection support force r1、ri、rnIn maximum as vertical water beam 1 blank uniform load q；
Wherein, ρ represents the density of material of blank 3；bwRepresent width, the b of blank 3hRepresent the height of blank 3, bsRepresent phase
Spacing between adjacent blank 3, l0Represent the length of the initial segment, lnThe length of end section, liRepresent the length of i-th interlude, its
Middle i be more than 1 and less than (n-1) integer.
Refer to Fig. 4, in walking beam heating furnace, each vertical water beam 1 includes continuous beam 11 and two cantilever beams 12, often
Individual cantilever beam 12 one end is connected with support column 2 and continuous beam 11 respectively, and the other end is hanging；Continuous beam 11 is provided with m for even
Connect the fulcrum of support column 2, continuous beam 11 is divided into (m-1) individual supporting section by m fulcrum, one support is set in each position of the fulcrum
Post 2, for supporting vertical water beam 1 and blank 3.When using have constituted above vertical water beam 1 when, step 500 includes:
Step 510, according to mlx=a1×qlm 2Calculate the maximal bending moment m obtaining continuous beam 11lx, according toMeter
Calculate the maximal bending moment m obtaining cantilever beam 12xb；
Step 520, basisCalculate the maximum defluxion f obtaining continuous beam 11lx, according to
Calculate the maximum defluxion f obtaining cantilever beam 12xb；
Step 530, compare mlxAnd mxb, choose wherein larger value as the maximal bending moment m of vertical water beam 1max；Relatively flxWith
fxb, choose wherein larger value as the maximum defluxion f of vertical water beam 1max；
Wherein, q represents the blank uniform load that vertical water beam 1 bears, a1Represent the bending moment coefficients of continuous beam 11, b1Represent even
The flexibility factor of continuous beam 11, lmRepresent the length value of the longest supporting section in continuous beam 11, lxbRepresent the length of cantilever beam 12, elx
The elastic modelling quantity of continuous beam 11.exbRepresent the elastic modelling quantity of cantilever beam 12, jlxRepresent the cross sectional moment of inertia of continuous beam 11, jxbTable
Show the cross sectional moment of inertia of cantilever beam 12.
The bending moment coefficients a of continuous beam 11 in above-mentioned steps 500, is asked for by segmentation1Flexibility factor b with continuous beam 111
To determine the maximal bending moment m of vertical water beam 1maxMaximum defluxion f with vertical water beam 1max, the bending moment coefficients a of continuous beam 111And continuous beam
11 flexibility factor b1Relevant with number m of fulcrum, specifically,
As m=2, continuous beam 11 is single span simply supported beam, a1=0.125, b1=1.302；
As m=3, continuous beam 11 is two span continuous beam, a1=0.07, b1=0.521；
As m=4, continuous beam 11 is three-span continuous beam, a1=0.08, b1=0.677；
As m=5, continuous beam 11 is four-span continuous beams beam, a1=0.077, b1=0.632；
When m >=6, a1=0.078, b1=0.644.
In embodiments of the present invention, the given cross-sectional parameter of above-mentioned vertical water beam 1 not only can be checked, can also be
When adjusting, after check, the given cross-sectional parameter indulging water beam 1, the rigidity school of the strength check condition according to vertical water beam 1 and vertical water beam 1
Core condition, the given cross-sectional parameter of water beam 1 is indulged in directive adjustment, and specifically, step 600 includes,
Step 610, the allowable stress [σ] obtaining vertical water beam 1, the amount of deflection judgement factor n of vertical water beam 1 and vertical water beam 1 are scratched
The maximum defluxion of degree maximum position place supporting section supports segment length l；Specifically, the allowable stress [σ] of vertical water beam 1 is according to vertical water
The material of beam 1 is chosen, and the amount of deflection judgement factor n of vertical water beam 1 chooses according to practical work experience.
Step 620, the allowable stress [σ] according to vertical water beam 1, the given cross-sectional coefficient w of vertical water beam 1, the maximum of vertical water beam 1
Moment of flexure mmaxCheck the intensity of vertical water beam 1；The allowable stress [σ] of vertical water beam 1, the given cross-sectional coefficient w of vertical water beam 1, vertical water beam 1
Maximal bending moment mmaxTriadic relation should meet
Step 630, the amount of deflection judgement factor n according to vertical water beam 1, the maximum defluxion f of vertical water beam 1max, maximum defluxion support
Segment length l checks the rigidity of vertical water beam 1, the amount of deflection judgement factor n of vertical water beam 1, the maximum defluxion f of vertical water beam 1max, maximum defluxion
Support segment length l triadic relation should meet:
The above, specific embodiment only of the present utility model, but protection domain of the present utility model does not limit to
In this, any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in change
Or replace, all should cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with described power
The protection domain that profit requires is defined.
Claims (1)
1. a kind of cooling supporting member of walking beam heating furnace is it is characterised in that described cooling supporting member includes vertical water beam,
And the multiple support column for supporting described vertical water beam, described vertical water beam includes continuous beam and two cantilever beams, described in each
Cantilever beam one end is connected with described support column and described continuous beam respectively, and the other end is hanging；
Described continuous beam is provided with the m fulcrum for connecting described support column, and described continuous beam is divided into by described m fulcrum
(m-1) individual supporting section；
Described continuous beam includes two support tubes being parallel to each other, and is connected by contiguous block between two described support tubes, and institute
State the length of contiguous block and the equal length of described support tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620672331.4U CN205897837U (en) | 2016-06-28 | 2016-06-28 | Stepping -beam -type heating furnace's cooling supporting member |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620672331.4U CN205897837U (en) | 2016-06-28 | 2016-06-28 | Stepping -beam -type heating furnace's cooling supporting member |
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| Publication Number | Publication Date |
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| CN205897837U true CN205897837U (en) | 2017-01-18 |
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| CN201620672331.4U Active CN205897837U (en) | 2016-06-28 | 2016-06-28 | Stepping -beam -type heating furnace's cooling supporting member |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109609751A (en) * | 2018-10-30 | 2019-04-12 | 中冶华天工程技术有限公司 | It is a kind of based on the temperature self-adaptation bloom production method checked in furnace |
-
2016
- 2016-06-28 CN CN201620672331.4U patent/CN205897837U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109609751A (en) * | 2018-10-30 | 2019-04-12 | 中冶华天工程技术有限公司 | It is a kind of based on the temperature self-adaptation bloom production method checked in furnace |
| CN109609751B (en) * | 2018-10-30 | 2020-07-14 | 中冶华天工程技术有限公司 | Temperature self-adaptive steel billet production method based on in-furnace check |
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Effective date of registration: 20220615 Address after: 243000 Fu Chang Industrial Park, 259 HSI Nan Road, Ma'anshan economic and Technological Development Zone, Anhui Patentee after: HUATIAN ENGINEERING & TECHNOLOGY CORPORATION, MCC Patentee after: HUATIAN NANJING ENGINEERING & TECHNOLOGY CORPORATION, MCC Address before: 243005 Hunan West Road, Ma'anshan, Ma'anshan, Anhui Patentee before: HUATIAN ENGINEERING & TECHNOLOGY CORPORATION, MCC Patentee before: MCC HUATIAN (ANHUI) ENERGY SAVING ENVIRONMENTAL PROTECTION RESEARCH INSTITUTE Co.,Ltd. |