CN204255107U - Sealing device for annular cooling machine and central cooler - Google Patents
Sealing device for annular cooling machine and central cooler Download PDFInfo
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- CN204255107U CN204255107U CN201420681344.9U CN201420681344U CN204255107U CN 204255107 U CN204255107 U CN 204255107U CN 201420681344 U CN201420681344 U CN 201420681344U CN 204255107 U CN204255107 U CN 204255107U
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Abstract
This application discloses sealing device for annular cooling machine and central cooler.Described sealing device for annular cooling machine a detailed description of the invention be used in sealing ring cold under chassis between breast board and ash bucket bulkhead gap, comprise: nozzle, shape and gap adapt, be sealedly attached to ash bucket bulkhead, under air outlet and chassis breast board or under being connected to chassis the seal of breast board surface distance 15mm to 25mm within and sealed by the air curtain that nozzle sprays, air-out direction is towards the larger side of air pressure in both sides, gap and be less than 40 degree with the angle of horizontal direction; High pressure positive blower, UNICOM's nozzle, for nozzle provides high-pressure air source.This embodiment achieves the mechanical contact when seal clearance, and therefore mechanical wearing and tearing, without the need to often clearing up and changing.
Description
Technical field
The application relates to metallurgical technology field, particularly relates to metallurgical plant field, more specifically, relates to sealing device for annular cooling machine and central cooler.
Background technology
Central cooler is widely used in metallurgy industry, comprises blowing-type central cooler and air-draft-type central cooler, for cooling sintering deposit and pellet.
Current central cooler, capital equipment is chassis, and chassis is provided with breast board and lower breast board, and be the taper ash hopper for accepting bulk cargo under chassis, grey hopper is stretched in lower breast board end.In order to reduce leaking out from pallet bottom, need with the gap under sealing device sealing ring cold machine trolley between breast board and ash bucket bulkhead.
The sealing of conventional central cooler substantially all adopts rubber slab to seal, rubber slab adopts abrasive rubber, has certain hardness and elasticity, runs due to long-term under the environment of high temperature, high dust, rubber slab easily deforms, rupture, tear, and needs often cleaning and changes.
Utility model content
This application provides sealing device for annular cooling machine and central cooler.
On the one hand, this application provides a kind of sealing device for annular cooling machine: for the gap under chassis in sealing ring cold between breast board and ash bucket bulkhead, comprise: nozzle, shape and gap adapt, be sealedly attached to ash bucket bulkhead, under air outlet and chassis breast board or under being connected to chassis the seal of breast board surface distance 15mm to 25mm within and sealed by the air curtain that nozzle sprays, air-out direction is towards the larger side of air pressure in both sides, gap and be less than 40 degree with the angle of horizontal direction; High pressure positive blower, UNICOM's nozzle, for nozzle provides high-pressure air source.
In some embodiments, nozzle is connected to ash bucket bulkhead by the Seat Seal being provided with supporting surface; Supporting surface is provided with nozzle, and supporting surface is identical with the angle of air-out direction and horizontal direction with the angle of horizontal direction.
In some embodiments, the air-out thickness of air outlet is less than 5mm.
In some embodiments, nozzle is inwardly provided with the cavity expanded gradually along air outlet; Cavity is away from UNICOM of air outlet place air inlet pipe; The air outlet UNICOM of air inlet pipe and high pressure positive blower.
In some embodiments, cross over pipe is provided with away from air outlet place in cavity; Cross over pipe vertical UNICOM air inlet pipe, vertically and be provided with the outlet of multiple UNICOMs cavity perpendicular to air inlet pipe.
In some embodiments, nozzle and bearing are many groups; Many groups nozzle and bearing are with the center of central cooler for the center of circle, and sealing is spliced into regular polygon; Cross over pipe in each nozzle and the cross over pipe UNICOM in adjacent nozzle.
In some embodiments, bearing connects ash bucket bulkhead by sealed base.
In some embodiments, under nozzle and chassis, the distance of the seal friction plate that breast board is provided with is within 15mm to 25mm.
In some embodiments, the gap under chassis between breast board and ash bucket bulkhead is the gap under gap under the chassis of blowing-type central cooler outer ring between breast board and ash bucket bulkhead and blowing-type central cooler inner ring chassis between breast board and ash bucket bulkhead; Or the gap under chassis between breast board and ash bucket bulkhead is the gap under gap under the chassis of air-draft-type central cooler outer ring between breast board and ash bucket bulkhead and air-draft-type central cooler inner ring chassis between breast board and ash bucket bulkhead.
Second aspect, this application provides central cooler, comprises above-mentioned sealing device for annular cooling machine.
The sealing device for annular cooling machine that the application provides and central cooler, for the gap under chassis in sealing ring cold between breast board and ash bucket bulkhead, adapted by the shape and described gap that arrange nozzle, sealed nozzle is set and is connected to ash bucket bulkhead, under air outlet and chassis breast board or under being connected to chassis the seal of breast board surface distance 15mm to 25mm within and sealed by the air curtain that nozzle sprays, air-out direction is towards the larger side of air pressure in both sides, gap and be less than 40 degree with the angle of horizontal direction; High pressure positive blower UNICOM nozzle is set simultaneously high-pressure air source is provided, make nozzle to the very thin together but air curtain that flow velocity is very high of the surface ejection of breast board under the larger side of pressure and chassis or seal, thus based on the gap of air curtain sealing ring cold of nozzle and nozzle ejection, inside and outside blocking air curtain, sidewind circulates mutually.Due to sealing device for annular cooling machine and the central cooler of the application, the mechanical contact when seal clearance, therefore mechanical wearing and tearing, without the need to often clearing up and changing.
Accompanying drawing explanation
By reading the detailed description done non-limiting example done with reference to the following drawings, the other features, objects and advantages of the application will become more obvious:
Fig. 1 is a kind of structural representation of the sealing device for annular cooling machine of the application;
Fig. 2 is that the sealing device in Fig. 1 adopts bearing to be connected to the effect schematic diagram of the ash bucket bulkhead forming gap;
Fig. 3 is a kind of structural representation of the nozzle of the sealing device for annular cooling machine of the application;
Fig. 4 is another structural representation of the application's sealing device for annular cooling machine;
Fig. 5 is the top view of the sealing device for annular cooling machine in Fig. 4.
Reference numeral: 10-sealing device for annular cooling machine; 101-nozzle; 1011-air outlet; The angle of 10111-air-out direction and horizontal direction; 1012-air inlet pipe; 1013-cross over pipe; 102-high pressure positive blower; 1021-air outlet; 20-horizontal direction; 30-central cooler; Breast board under 301-chassis; 302-ash bucket bulkhead; 303-seal; 304-chassis; 305-ash bucket; 306-central cooler outer ring; 307-central cooler inner ring; 308-sealed base; 309-seal friction plate; 40-bearing; 401-supporting surface; The angle of 4011-supporting surface and horizontal direction.
Detailed description of the invention
Below in conjunction with drawings and Examples, the application is described in further detail.Be understandable that, specific embodiment described herein is only for explaining relevant utility model, but not the restriction to this utility model.It also should be noted that, for convenience of description, in accompanying drawing, illustrate only the part relevant with relevant utility model.
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the application in detail in conjunction with the embodiments.
Please refer to Fig. 1, it illustrates a kind of example arrangement of the sealing device for annular cooling machine 10 can applying the application: for the gap under chassis in sealing ring cold 30 between breast board 301 and ash bucket bulkhead 302, comprise: nozzle 101, shape and gap adapt, be sealedly attached to ash bucket bulkhead 302, air outlet 1011 and breast board 301 under chassis or under being connected to chassis the seal 303 of breast board 301 surface distance 15mm to 25mm within and sealed by the air curtain that nozzle 101 sprays, air-out direction is towards the larger side of air pressure in both sides, gap and be less than 40 degree with the angle 10111 of horizontal direction 20, high pressure positive blower (not shown), UNICOM's nozzle 101, for nozzle 101 provides high-pressure air source.
In the present embodiment, sealing device for annular cooling machine 10 can be the sealing device for blowing-type central cooler or air-draft-type central cooler.Gap under chassis between breast board 301 and ash bucket bulkhead 302, can be the gap under gap under the chassis of blowing-type central cooler outer ring 306 between breast board 301 and ash bucket bulkhead 302 and blowing-type central cooler inner ring 307 chassis between breast board 301 and ash bucket bulkhead 302, also can be the gap under gap under the chassis of air-draft-type central cooler outer ring between breast board 301 and ash bucket bulkhead 302 and air-draft-type central cooler inner ring chassis between breast board 301 and ash bucket bulkhead 302; The shape in gap is generally strip.When gap is less, suitable nozzle 101 can be directly selected to be sealedly attached on ash bucket bulkhead 302, air outlet 1011 and breast board 301 under chassis apart within 15mm to 25mm and the air curtain that can be sprayed by nozzle 101 seal, air-out direction is set towards the larger side of air pressure in both sides, gap simultaneously and is less than 40 degree with the angle 10111 of horizontal direction 20.When gap is larger, nozzle 101 can be connected by bearing or sealed base with ash bucket bulkhead 302, to make the air outlet 1011 of nozzle 101 and breast board 301 under chassis apart from being sealed by the air curtain that nozzle 101 sprays within 15mm to 25mm, sealed by the air curtain that nozzle 101 sprays within can also making air outlet 1011 and the surface distance 15mm to 25mm of the seal 303 of breast board 301 under the chassis that is tightly connected, air-out direction is set towards the larger side of air pressure in both sides, gap simultaneously and is less than 40 degree with the angle 10111 of horizontal direction 20.
In the present embodiment, nozzle 101 and the distance of breast board 301 and the angle 10111 of air-out direction and horizontal direction 20 under chassis, mainly determine according to factors such as the sizes in the air pressure outside in the discharge pressure of fan of high pressure positive blower, air curtain, gap; The air outlet 1011 of nozzle 101 is very flat to form the very thin but air curtain that flow velocity is very high when accessing high pressure positive blower.
In the present embodiment, high pressure positive blower generally refers to that blast is the blower fan of 30kPa ~ 200kPa or compression ratio e=1.3 ~ 3, and the blast that the discharge pressure of fan of high pressure positive blower should make nozzle 101 spray is higher than the cooling wind pressure of central cooler 30.
The sealing device for annular cooling machine 10 provided in the present embodiment, for the gap under chassis in sealing ring cold 30 between breast board 301 and ash bucket bulkhead 302, by arranging nozzle 101 shape and described gap adapts, nozzle 101 is set and is sealedly attached to ash bucket bulkhead 302, air outlet 1011 and breast board 301 under chassis or under being connected to chassis the seal 303 of breast board 301 surface distance 15mm to 25mm within and sealed by the air curtain that nozzle 101 sprays, air-out direction is towards the larger side of air pressure in both sides, gap and be less than 40 degree with the angle 10111 of horizontal direction 20; High pressure positive blower UNICOM nozzle 101 is set simultaneously high-pressure air source is provided, make nozzle 101 to the very thin together but air curtain that flow velocity is very high of the surface ejection of breast board 301 under the larger side of pressure and chassis or seal 303, thus the gap of the air curtain sealing ring cold 30 sprayed based on nozzle 101 and nozzle 101, inside and outside blocking air curtain, sidewind circulates mutually.Due to sealing device for annular cooling machine 10 and the central cooler 30 of the application, the mechanical contact when seal clearance, therefore mechanical wearing and tearing, without the need to often clearing up and changing.Again because sealing device for annular cooling machine 10 structure in the present embodiment is simple, therefore reliable operation and easy access.Sealing device for annular cooling machine 10 in the present embodiment, due to the gap of the air curtain sealing ring cold 30 based on nozzle 101 and nozzle 101 ejection, when central cooler 30 sideslip, track deformation, chassis body or breast board are out of shape, still sealing function can be played, strong adaptability.The airtight air curtain that central cooler 30 in the present embodiment is formed between breast board 301 and ash bucket bulkhead 302 under chassis, effectively can stop and leak out, and makes dust be difficult to effusion, can continuous operation under the environment such as high temperature, dust, vibration.
Please refer to Fig. 2, in some optional implementations of the present embodiment, nozzle 101 is sealedly attached to ash bucket bulkhead 302 by the bearing 40 being provided with supporting surface 401; Supporting surface 401 is provided with nozzle 101, and supporting surface 401 is identical with the angle 10111 of air-out direction and horizontal direction 20 with the angle 4011 of horizontal direction 20.
In this implementation, nozzle 101 connects ash bucket bulkhead 302 indirectly by bearing 40: arrange bearing 40 and make supporting surface 401 be less than 40 degree with the angle 4011 of horizontal direction 20, nozzle 101 is tilted to be installed on supporting surface 401 simultaneously, make the air-out direction of air outlet 1011 parallel with supporting surface 401, the angle 10111 of the air-out direction and horizontal direction 20 that just accurately can realize nozzle 101 is less than 40 degree.Especially when the gap of central cooler 30 is longer, the bearing 40 being provided with supporting surface 401 is used to connect nozzle 101, be convenient to ensure that the air-out direction of multiple nozzle 101 is identical with the angle 10111 between horizontal direction 20, thus can seal clearance after ensureing the air curtain splicing of many group nozzles 101 and ejection thereof.Wherein, nozzle 101 can adopt connected modes such as welding, be spirally connected with the connected mode of supporting surface 401.
In the other optional implementation of the present embodiment, the air-out thickness of air outlet 1011 is less than 5mm.
In this implementation, the air pressure that air-out thickness sprays according to air outlet 1011, central cooler 30 need the pressure inside and outside the width in the gap of sealing and air curtain to determine.Be less than 5mm by the air-out thickness limiting air port 1011, thickness can be sprayed and be less than 5mm and the very high air curtain of flow velocity, while meeting central cooler 30 sealing property, save the energy required for sealing device.
Please refer to Fig. 3, it illustrates a kind of example arrangement of the nozzle 101 of the sealing device for annular cooling machine 10 can applying the application: in some optional implementations of the present embodiment, nozzle 101 is inwardly provided with the cavity 1012 expanded gradually along air outlet 1011; Cavity is away from UNICOM of air outlet 1011 place air inlet pipe 1012; The air outlet UNICOM of air inlet pipe 1012 and high pressure positive blower.
Sealing device for annular cooling machine 10 in the present embodiment, by cavity being set to reduce gradually along air inlet pipe 1012 to air outlet 1011, scatter evenly after can making the pressure-air input cavity of air inlet pipe 1012 input cavity, again by diminishing cavity to air outlet 1011, make the air curtain of ejection evenly, the higher and good stability of flow velocity.
In some optional implementations of the present embodiment, in cavity, be provided with cross over pipe 1013 away from air outlet 1011 place; Cross over pipe 1013 vertical UNICOM air inlet pipe 1012, vertically and be provided with the outlet of multiple UNICOMs cavity perpendicular to air inlet pipe 1012.
In this implementation, the size of multiple outlet can be identical, also according to the distance of each outlet distance air inlet pipe 1012, each outlet can be designed and sized to difference, smaller such as by the exit design of distance air inlet pipe 1012 close together, reduces the air capacity from wherein entering cavity; By larger apart from larger exit design of distance air inlet pipe 1012, increase the air capacity entering cavity from it.
Sealing device for annular cooling machine 10 in this implementation, by arranging cross over pipe 1013, what the pressure-air of air inlet pipe 1012 input cavity was distributed in cavity is more even, thus the air curtain that air outlet 1011 is sprayed is more even.
Please refer to Fig. 4, it illustrates another example arrangement of the sealing device for annular cooling machine 10 can applying the application: on the basis of above-described embodiment, for blowing-type central cooler, by the gap under the gap under two groups of sealing device for annular cooling machines 10 respectively sealing ring cold outer ring 306 chassis between breast board 301 and ash bucket bulkhead 302 and central cooler inner ring 307 chassis between breast board 301 and ash bucket bulkhead 302.
In the present embodiment, a set of sealing device for annular cooling machine 10, for the gap under the chassis of sealing ring cold outer ring 306 between breast board 301 and ash bucket bulkhead 302, forms outer ring air curtain; Gap under another set of sealing device for annular cooling machine 10 sealing ring cold inner ring 307 chassis between breast board 301 and ash bucket bulkhead 302, forms inner ring air curtain.The ash bucket 305 of the outer ring air curtain formed by two cover sealing device for annular cooling machines 10 and sealing device for annular cooling machine 10, inner ring air curtain, chassis 304 and chassis 304 bottom forms confined space, blocks the air current flow of air curtain both sides.
In some optional implementations of the present embodiment, bearing 40 connects ash bucket bulkhead 302 by sealed base 308.
In this implementation, sealed base 308 is arranged at central cooler 30 ash bucket bulkhead 302 and the base of sealing, for arranging sealing device for annular cooling machine 10.If existing central cooler 30 uses rubber sealing device seal clearance, when rubber sealing device being transform as the sealing device for annular cooling machine of the application, the sealed base 308 of former rubber seal can be used to connect bearing 40 and ash bucket bulkhead 302.
In some optional implementations of the present embodiment, nozzle 101 is within 15mm to 25mm with the distance of the seal friction plate 309 that breast board 301 under chassis is provided with.
In this implementation, reduced the distance of nozzle 101 and breast board 301 under chassis by seal friction plate 309.If existing central cooler 30 uses rubber sealing device seal clearance, when rubber sealing device being transform as the sealing device for annular cooling machine of the application, can arrange nozzle 101 with the distance of the seal friction plate 309 of the former rubber seal on breast board 301 under chassis is within 15mm to 25mm.
Please refer to Fig. 5, it illustrates the top view of the sealing device for annular cooling machine 10 in Fig. 4: on the basis of above-described embodiment, nozzle and bearing are many groups; Many groups nozzle and bearing are with the center of blowing-type central cooler 30 for the center of circle, and sealing is spliced into regular polygon; Cross over pipe in each nozzle and the cross over pipe UNICOM in adjacent nozzle.
In the present embodiment, the curved rail section of central cooler 30 discharging does not arrange air curtain sealing device, and air curtain sealing device terminal is identical with central cooler 30 unloading part terminal.Many groups nozzle and bearing are divided into several combination, and in each combination, the air inlet pipe of all nozzles is linked together the air outlet 1021 converging into house steward's access high pressure positive blower 102 nearby by pipeline.The both ends of the surface of nozzle and bearing should be designed to certain angle, with satisfied splicing requirement, should do encapsulation process during installation to the contact end face of adjacent nozzle and bearing.
In an embody rule scene of the present embodiment, the film-cooled heat of central cooler 30 is 280 square meters, central diameter 33 meters, and the width of chassis 304 is 3.5 meters, the height of breast board 1.6 meters.After original rubber sealing device dismounting, erection support 40 on the sealed base 308 of former rubber sealing device, bearing 40 is bent by steel plate and forms, the supporting surface 401 of bridle iron 40 is 30 degree with the angle 4011 of horizontal plane, and the length of bridle iron 40 supporting surface 401 is consistent with the length of air curtain nozzle 101.Bolt is used to be arranged on the supporting surface 401 of bridle iron 40 by nozzle 101.The seal friction plate 309 on nozzle 101 and its top is apart from 20mm.Sealing device is spliced to form regular polygon by the bridle iron 40 of the consistent air curtain nozzle 101 of multiple length and correspondence, and this regular polygon is with central cooler 30 center for the center of circle, and regular polygon central angle is 3 degree.The length of each nozzle 101 of central cooler outer ring 306 and the bridle iron 40 of correspondence is 900mm, and the length of the bridle iron 40 of each air curtain nozzle 101 of inner ring and correspondence is 800mm.The air-out thickness of the air outlet 1011 of nozzle 101 is 3mm, and there is air inlet pipe 1012 on nozzle 101 top perpendicular to the cross over pipe 1013 of nozzle 101 inside.The contact surface at nozzle 101 two ends and bridle iron 40 two ends is inclined-plane, so that multiple nozzle 101 and bridle iron 40 are spliced into polygon each other.During splicing, the cross over pipe 1013 of adjacent nozzle 101 is mutually through, and the contact surface between adjacent steel bearing 40 and adjacent nozzle 101 should do encapsulation process.The air knife that nozzle 101 can make or buy on market substitutes.The air curtain sealing device of the inside and outside circle of central cooler 30 provides source of the gas by air blast nearby respectively, and cooling blower outlet pressure about 4300 handkerchief of the central cooler 30 in this application scene, selected by air curtain sealing device, high pressure blower outlet pressure is greater than 5300 handkerchiefs.The air pressure that nozzle 101 sprays air curtain is large, and flow velocity is fast, and major part enters the space between chassis 304 and ash bucket 305, and participate in cooling procedure, leakage rate is few.
The central cooler that present invention also provides, comprises above-mentioned sealing device for annular cooling machine.
The central cooler that the application provides, for the gap under chassis in sealing ring cold between breast board and ash bucket bulkhead, by arranging nozzle form and gap adapts, be sealedly attached to ash bucket bulkhead, under air outlet and chassis breast board or under being connected to chassis the seal of breast board surface distance 15mm to 25mm within, air-out direction is towards the larger side of air pressure in both sides, gap and be less than 40 degree with the angle of horizontal direction; High pressure positive blower UNICOM nozzle is set simultaneously high-pressure air source is provided, make nozzle to the very thin together but air curtain that flow velocity is very high of the surface ejection of breast board under the larger side of pressure and chassis or seal, thus based on the gap of air curtain sealing ring cold of nozzle and nozzle ejection, inside and outside blocking air curtain, sidewind circulates mutually.Due to sealing device for annular cooling machine and the central cooler of the application, the mechanical contact when seal clearance, therefore mechanical wearing and tearing, without the need to often clearing up and changing.
More than describe and be only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art are to be understood that, utility model scope involved in the application, be not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should be encompassed in when not departing from utility model design simultaneously, be undertaken being combined by above-mentioned technical characteristic or its equivalent feature and other technical scheme of being formed.The technical characteristic that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technical scheme formed.
Claims (10)
1. a sealing device for annular cooling machine, for the gap under chassis in sealing ring cold between breast board and ash bucket bulkhead, is characterized in that, comprising:
Nozzle, shape and described gap adapt, be sealedly attached to described ash bucket bulkhead, under air outlet and chassis breast board or under being connected to chassis the seal of breast board surface distance 15mm to 25mm within and sealed by the air curtain that nozzle sprays, air-out direction is towards the larger side of air pressure in both sides, described gap and be less than 40 degree with the angle of horizontal direction;
High pressure positive blower, nozzle described in UNICOM, for described nozzle provides high-pressure air source.
2. sealing device for annular cooling machine as claimed in claim 1, it is characterized in that, described nozzle is connected to described ash bucket bulkhead by the Seat Seal being provided with supporting surface;
Described supporting surface is provided with described nozzle, and described supporting surface is identical with the angle of described air-out direction and horizontal direction with the angle of horizontal direction.
3. sealing device for annular cooling machine as claimed in claim 2, it is characterized in that, the air-out thickness of described air outlet is less than 5mm.
4. sealing device for annular cooling machine as claimed in claim 3, it is characterized in that, described nozzle is inwardly provided with the cavity expanded gradually along described air outlet;
Described cavity is away from UNICOM of described air outlet place air inlet pipe;
The air outlet UNICOM of described air inlet pipe and described high pressure positive blower.
5. sealing device for annular cooling machine as claimed in claim 4, is characterized in that, is provided with cross over pipe in described cavity away from described air outlet place;
Air inlet pipe described in the vertical UNICOM of described cross over pipe, vertically and be provided with the outlet of multiple UNICOMs cavity perpendicular to described air inlet pipe.
6. sealing device for annular cooling machine as claimed in claim 5, it is characterized in that, described nozzle and bearing are many groups;
Many groups of described nozzles and bearing are with the center of described central cooler for the center of circle, and sealing is spliced into regular polygon;
Cross over pipe in each nozzle and the cross over pipe UNICOM in adjacent nozzle.
7. sealing device for annular cooling machine as claimed in claim 6, it is characterized in that, described bearing connects described ash bucket bulkhead by sealed base.
8. sealing device for annular cooling machine as claimed in claim 7, is characterized in that, under described nozzle and described chassis, the distance of the seal friction plate that breast board is provided with is within 15mm to 25mm.
9. the sealing device for annular cooling machine as described in one of claim 1 to 8, it is characterized in that, the gap under described chassis between breast board and ash bucket bulkhead is the gap under gap under the chassis of blowing-type central cooler outer ring between breast board and ash bucket bulkhead and blowing-type central cooler inner ring chassis between breast board and ash bucket bulkhead;
Or the gap under described chassis between breast board and ash bucket bulkhead is the gap under gap under the chassis of air-draft-type central cooler outer ring between breast board and ash bucket bulkhead and air-draft-type central cooler inner ring chassis between breast board and ash bucket bulkhead.
10. a central cooler, is characterized in that, comprises the sealing device for annular cooling machine as described in one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420681344.9U CN204255107U (en) | 2014-11-10 | 2014-11-10 | Sealing device for annular cooling machine and central cooler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420681344.9U CN204255107U (en) | 2014-11-10 | 2014-11-10 | Sealing device for annular cooling machine and central cooler |
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| CN204255107U true CN204255107U (en) | 2015-04-08 |
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| CN201420681344.9U Active CN204255107U (en) | 2014-11-10 | 2014-11-10 | Sealing device for annular cooling machine and central cooler |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651064A (en) * | 2014-11-10 | 2016-06-08 | 中钢设备有限公司 | Ring cooling machine sealing device and ring cooling machine |
| CN113720166A (en) * | 2021-10-13 | 2021-11-30 | 新兴铸管股份有限公司 | Circular cooler |
-
2014
- 2014-11-10 CN CN201420681344.9U patent/CN204255107U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651064A (en) * | 2014-11-10 | 2016-06-08 | 中钢设备有限公司 | Ring cooling machine sealing device and ring cooling machine |
| CN105651064B (en) * | 2014-11-10 | 2018-03-27 | 中钢设备有限公司 | Sealing device for annular cooling machine and central cooler |
| CN113720166A (en) * | 2021-10-13 | 2021-11-30 | 新兴铸管股份有限公司 | Circular cooler |
| CN113720166B (en) * | 2021-10-13 | 2023-11-28 | 新兴铸管股份有限公司 | Circular cooler |
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