CN204429464U - Large-scale Vertical Mill air inlet duct bracing or strutting arrangement - Google Patents
Large-scale Vertical Mill air inlet duct bracing or strutting arrangement Download PDFInfo
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- CN204429464U CN204429464U CN201420855881.0U CN201420855881U CN204429464U CN 204429464 U CN204429464 U CN 204429464U CN 201420855881 U CN201420855881 U CN 201420855881U CN 204429464 U CN204429464 U CN 204429464U
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- air inlet
- inlet duct
- vertical mill
- bracing
- strutting arrangement
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Abstract
The utility model relates to a kind of large-scale Vertical Mill air inlet duct bracing or strutting arrangement, it is characterized in that: mainly comprise the supporting component be arranged between air inlet duct and Vertical Mill basis, described supporting component is provided with two groups, lay respectively at the both sides of air inlet duct, the lower end of above-mentioned supporting component is hingedly mounted on Vertical Mill basis, and the upper end thereof of supporting component is on air inlet duct.Adopt the above-mentioned bracing or strutting arrangement be movably hinged, not only can absorb the thermal expansion amount of air inlet duct, also can realize vibration when cushioning mill running, alleviate the rigidity of attachment weld between air channel, avoid it to ftracture, thus cause leaking out and leaking material of Vertical Mill, substantially increase grinding machine reliability of operation.In addition, this bracing or strutting arrangement also has stronger rigidity, solid and reliable, stationarity good, and structure is simple, compact, is convenient to the advantages such as manufacture and installation.
Description
Technical field
The utility model belongs to non-metallic material milling equipment manufacturing technology field, particularly relates to a kind of large-scale Vertical Mill air inlet duct bracing or strutting arrangement.
Background technology
As everyone knows, Vertical Mill is widely used in the energy-efficient milling equipment of one in multiple fields such as cement, electric power, mining, iron and steel.At present in cement industry, along with the continuous expansion of cement producing line, the specification of Vertical Mill also towards maximization development, and one of feature of large-scale Vertical Mill to be exactly the appearance and size of parts and components and weight all will increase.Air channel due to Vertical Mill is large-scale weld assembly, is jointly made up of air inlet duct three part at duct main and its two ends, is usually all they to be connected into as a whole in erecting bed by welding.The air inlet duct of large-scale Vertical Mill is also cantilevered, heavier mass itself, the weight of its inner buildup in addition, and it also subjects the weight of part system hot air duct, therefore arranges air channel bracing or strutting arrangement and be very important.The bracing or strutting arrangement in the past designed is fixed support, when Vertical Mill in the running, from the hot blast wind-warm syndrome of system up to 200 ~ 300 DEG C, hot blast enters Vertical Mill must through air inlet duct, and now air inlet duct can expand because being heated.Under frequent vibration when Vertical Mill runs, if adopt fixed support device, it is comparatively large that it connects rigidity, and the time has been grown, and easily makes the attachment weld of duct main and both sides air inlet duct ftracture, causes grinding machine to leak out, leaks material, will affect the normal production of Vertical Mill.The utility model is by the hinged supporting means of the support structure designs one-tenth activity in air channel for this reason, namely when air inlet duct expanded by heating is subjected to displacement, bracing or strutting arrangement can have certain activity, can rotate a certain angle around bearing pin, in order to absorb the swell increment of air inlet duct, and ensure that it has certain intensity and steadiness.
Summary of the invention
The utility model provides a kind of attachment weld of grinding machine duct main and both sides air inlet duct of can avoiding to ftracture for solving in known technology the technical problem that exists, the large-scale Vertical Mill air inlet duct bracing or strutting arrangement that its structure is simple, easy for installation, rigidity is stronger, solid and reliable, flexibility is good.
The technical scheme that the utility model is taked for the technical problem existed in solution known technology is:
A kind of large-scale Vertical Mill air inlet duct bracing or strutting arrangement, it is characterized in that: mainly comprise the supporting component be arranged between air inlet duct and Vertical Mill basis, described supporting component is provided with two groups, lay respectively at the both sides of air inlet duct, the lower end of above-mentioned supporting component is arranged on Vertical Mill basis in hinged way, and the upper end of supporting component is also be hingedly mounted on air inlet duct.
The utility model can also adopt following technical measures:
Described supporting component mainly comprises base and bracing frame, wherein said base is fixed on Vertical Mill basis by foundation bolt, support frame as described above is the top being positioned at base, the two ends of bracing frame are all welded with one piece of hinged otic placode with holes, base is also welded with lower articulated stand with holes, and the connection of support frame as described above and base then forms by inserting hinge; The two side of air inlet duct is provided with bearing, bearing is also welded with upper articulated stand with holes; The top of support frame as described above extends on the two side of air inlet duct, also forms by inserting hinge with the connection of air inlet duct upper bracket.
Described bearing is welded on two lateral walls of air inlet duct.
The advantage that the utility model has and good effect are: because the utility model adopts technique scheme, by the support structure designs of large-scale Vertical Mill air inlet duct for being movably hinged bracing or strutting arrangement, mainly by foundation bolt, base is fixed on Vertical Mill basis, and utilizes bearing pin to be hinged with the base of bottom and the bearing on top respectively.When Vertical Mill runs, can along with the large and small and soft, hard of raw meal particle size frequent vibration, the hot blast passed into can make air channel be heated outwards expansion, and its swell increment will be digested along with the minor rotation of bearing pin.This bracing or strutting arrangement be movably hinged, not only can cushion the vibration of grinding machine, can also alleviate the rigidity of attachment weld between air channel, avoids it cracking occurs and causes leaking out and leaking material of Vertical Mill, substantially increases grinding machine reliability of operation.In addition, this bracing or strutting arrangement also has that rigidity is stronger, solid and reliable, stationarity is good, and structure is simple, compact, is convenient to manufacture and the advantage such as installation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the side view of Fig. 1.
In figure: 1, air inlet duct; 2, Vertical Mill basis; 3, supporting component; 3-1, base; 3-2, bracing frame; 3-3, hinged otic placode; 3-4, bearing pin; 3-5, lower articulated stand; 3-6, hinged otic placode; 3-7, bearing; 3-8, upper articulated stand; 3-9, bearing pin; 3-10, foundation bolt.
Detailed description of the invention
For summary of the invention of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1 and Fig. 2, a kind of large-scale Vertical Mill air inlet duct bracing or strutting arrangement, mainly comprise the supporting component 3 be arranged between air inlet duct 1 and Vertical Mill basis 2, described supporting component 3 is provided with two groups, lay respectively at the both sides of air inlet duct 1, the lower end of above-mentioned supporting component is all hingedly mounted on Vertical Mill basis 2, and the upper end of supporting component is all hinged on air inlet duct 1.
The preferred structure of above-mentioned supporting component is, described supporting component 3 mainly comprises base 3-1, bracing frame 3-2, hinged otic placode 3-3, bearing pin 3-4, lower articulated stand 3-5, hinged otic placode 3-6, bearing 3-7, upper articulated stand 3-8, bearing pin 3-9 and foundation bolt 3-10, wherein said base 3-1 is fixed on Vertical Mill basis 2 by foundation bolt 3-10, all gravity from air inlet duct 1 can be directly delivered on Vertical Mill basis like this.Support frame as described above 3-2 preferably adopts steel pipe to make, and has enough strength and stiffness to bear all load on air inlet duct, namely plays the effect of support, have again the effect of reinforcing.Support frame as described above 3-2 is positioned at the top of base 3-1, and bracing frame 3-2 and base 3-1 link are provided with lower hinged otic placode 3-3, and described lower hinged otic placode 3-3 is hingedly mounted on the lower articulated stand 3-5 on base 3-1 by bearing pin 3-4; The top of support frame as described above 3-2 extends on the sidewall of above-mentioned air inlet duct 1, hinged otic placode 3-6 is provided with in the upper end of bracing frame 3-2, air inlet duct corresponding with it is above it provided with bearing 3-7, Welding Structure is adopted between above-mentioned bearing and air inlet duct, this ensure that bearing and air inlet duct as a whole, thus give bracing frame 3-2 by bearing by the vibrations of air inlet duct and thermal expansion amount transmission.The below of described bearing is welded with articulated stand 3-8, and described upper hinged otic placode 3-6 and upper articulated stand 3-8 is undertaken hinged by bearing pin 3-9.
Operation principle of the present utility model:
Vertical Mill during operation, air inlet duct can be heated because passing into hot blast to produce and expand, its expansion direction is as shown in the arrow on air inlet duct in Fig. 1, meanwhile, due to the large and small inequality of granularity of feeding grinding machine material and the difference of soft or hard, and causing grinding machine to produce frequent vibration, the air inlet duct of both sides, air channel is cantilever designs in addition, further increases again the Oscillation Amplitude of Vertical Mill.By the utility model structure; namely the bracing or strutting arrangement be movably hinged is set in air inlet duct both sides; not only can absorb the swell increment of air inlet duct; also bear all wt be seated on air inlet duct simultaneously; thus play protection weld seam, alleviation vibration and reinforce the important function supported, ensure that the even running of Vertical Mill.
In addition, this bracing or strutting arrangement also has that rigidity is stronger, solid and reliable, stationarity is good, and structure is simple, compact, is convenient to manufacture and the advantage such as installation.
The above is only to preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (3)
1. one kind large-scale Vertical Mill air inlet duct bracing or strutting arrangement, it is characterized in that: mainly comprise the supporting component be arranged between air inlet duct and Vertical Mill basis, described supporting component has two groups, lay respectively at the both sides of air inlet duct, the connection between the upper end of above-mentioned supporting component and air inlet duct and the connection between lower end and Vertical Mill basis are articulated structure.
2. large-scale Vertical Mill air inlet duct bracing or strutting arrangement according to claim 1, it is characterized in that: described supporting component mainly comprises base and bracing frame, wherein said base is fixed on Vertical Mill basis by foundation bolt, support frame as described above is the top being positioned at base, the two ends of bracing frame are all welded with one piece of hinged otic placode with holes, base is also welded with lower articulated stand with holes, and the connection of support frame as described above and base then forms by inserting hinge; The two side of air inlet duct is provided with bearing, bearing is also welded with upper articulated stand with holes; The top of support frame as described above extends on the two side of air inlet duct, also forms by inserting hinge with the connection of air inlet duct upper bracket.
3. large-scale Vertical Mill air inlet duct bracing or strutting arrangement according to claim 2, is characterized in that: described bearing is welded on two lateral walls of air inlet duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420855881.0U CN204429464U (en) | 2014-12-30 | 2014-12-30 | Large-scale Vertical Mill air inlet duct bracing or strutting arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420855881.0U CN204429464U (en) | 2014-12-30 | 2014-12-30 | Large-scale Vertical Mill air inlet duct bracing or strutting arrangement |
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| CN204429464U true CN204429464U (en) | 2015-07-01 |
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| CN201420855881.0U Active CN204429464U (en) | 2014-12-30 | 2014-12-30 | Large-scale Vertical Mill air inlet duct bracing or strutting arrangement |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525346A (en) * | 2014-12-30 | 2015-04-22 | 中材（天津）粉体技术装备有限公司 | Large vertical mill air inlet duct supporting device |
-
2014
- 2014-12-30 CN CN201420855881.0U patent/CN204429464U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525346A (en) * | 2014-12-30 | 2015-04-22 | 中材（天津）粉体技术装备有限公司 | Large vertical mill air inlet duct supporting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190328 Address after: Tianjin District of Beichen city in the 300400 major North Road No. 1 Co-patentee after: Tianjin Cement Industry Design & Research Institute Co., Ltd. Patentee after: Sinoma (Tianjin) powder technology equipment Co., Ltd. Address before: Tianjin District of Beichen city in the 300400 major North Road No. 1 Co-patentee before: Sinoma Technology & Equipment Group Co., Ltd. Patentee before: Sinoma (Tianjin) powder technology equipment Co., Ltd. |
|
| TR01 | Transfer of patent right |