CN205448716U - Cold quick -witted seal structure of pelletizing ring and cold machine of pelletizing ring - Google Patents
Cold quick -witted seal structure of pelletizing ring and cold machine of pelletizing ring Download PDFInfo
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- CN205448716U CN205448716U CN201521080271.9U CN201521080271U CN205448716U CN 205448716 U CN205448716 U CN 205448716U CN 201521080271 U CN201521080271 U CN 201521080271U CN 205448716 U CN205448716 U CN 205448716U
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Abstract
The utility model relates to an equipment sealing technique field especially relates to a cold quick -witted seal structure of pelletizing ring and cold machine of pelletizing ring. The utility model provides a pair of the cold quick -witted seal structure of pelletizing ring locates between the solid of revolution and bellows of the cold machine of pelletizing ring, sealing constriction piece on installing the sealed annular slide track on bellows and locate sealed annular slide track, the sealing constriction piece is including sealed annular slide, annular U type groove and a plurality of elastic compression member, annular U type groove and solid of revolution fixed connection, sealed annular slide is installed on the frame bottom plate of the solid of revolution, annular U type groove is placed upside down and is located on the sealed annular slide, in order to form an enclosure space, elastic compression member locates in the enclosure space, make to seal up annular slide track and seal up annular slide through elastic compression member and closely laminate, the service life of the sealing performance and the sealing member of the cold machine of ring is prolonged, it is sealed in order to be formed with elastic friction between the bellows and the solid of revolution, moreover, the steam generator is simple in structure, maintain and change conveniently and reduce operation expense.
Description
Technical field
This utility model relates to equipment technical field of sealing technology, particularly relating to a kind of pellet circular cooler and seal structure and pellet circular cooler, the pellet circular cooler being specifically related to a kind of maintenance cost that can improve the sealing property of pellet circular cooler, the service life extending sealing member and minimizing equipment seals structure and pellet circular cooler.
Background technology
Pellet circular cooler is one of capital equipment in metallurgical briquetting engineering, and it is pellet cooling device matching used with rotary kiln.Central cooler is a kind of force ventilation cooling type, and the gas that blower fan blasts passes through bellows and trolley grating plate, through the bed of material, taken away by pellet heat so that 1250 DEG C of pellets are finally cooled to less than 120 DEG C, to meet the requirement of conveyor ball nodulizing.
Currently, rubber friction is used to seal the pellet circular cooler of structure as shown in Figure 1, pellet circular cooler is mainly made up of parts such as revolving body 4, bellows 5, frame, actuating devices, revolving body 4 carries high temperature pellet 6, gyration is made around central cooler center under driving force effect, revolving body 4 lower disposed has bellows 5, bellows 5 are fixed in frame, transfixion, cooling wind blasts bellows 5 by blower fan, forming malleation in bellows 5, cooling wind is through revolving body 4 trolley grating plate and the bed of material, thus cools down pellet.
Owing to revolving body 4 is movement parts, bellows 5 are fixture, there is the cooling wind of malleation in bellows 5 simultaneously, therefore need to use suitable frame for movement to seal between movement parts and fixture, prevent from cooling down wind leakage, reduce air leak rate of air curtain, improve the cooling effect of central cooler, sealing between existing pellet circular cooler bellows and slewing frame uses rubber friction to seal structure, as shown in Figure 2, i.e. fix one week rubber slab along circular cooler 5 outer, rubber slab is provided with caulking gum 7, it is connected with bellows 5 by connector 8 (connector 8 can be the form such as voussoir or briquetting) bottom rubber slab, rubber slab top and slewing frame contacts baseplate in revolving body 4.When revolving body 4 makees gyration, rubber slab rubs with slewing frame base plate, and simultaneously in bellows 5 under positive wine pressure effect, rubber slab fits tightly with slewing frame base plate, compresses, thus realizes sealing.
But, this type of rubber sealing structure has the disadvantage that
1) rubber is easy to wear, due between rubber and slewing frame base plate for Relative friction move, rubber slab easily weares and teares, thus cause poorly sealed real, leak out；
2) rubber seal is the most tight, due to phenomenons such as the injustice caused in manufacture, alignment error and central cooler running, sideslips, rubber slab itself is the most aging simultaneously comes off, and fitting the most closely, even cannot compressing the phenomenons such as laminating easily occur in rubber seal, causes and leaks out；
3) being difficult to change safeguard, owing to rubber slab is carried out circumferentially along the bellows of central cooler, the connector related to during replacing is more, and therefore its replacing maintenance workload is bigger.
Utility model content
(1) to solve the technical problem that
The technical problems to be solved in the utility model is to solve currently employed rubber sealing structure to there is rubber easy to wear, thus cause rubber seal the most tight and change seal structure during the connector that relates to more and cause the problem that cost of equipment maintenance is high.
(2) technical scheme
nullIn order to solve above-mentioned technical problem，This utility model provides a kind of pellet circular cooler and seals structure，It is located between the revolving body of pellet circular cooler and bellows，This pellet circular cooler seals structure and includes that be arranged on described bellows seals annular slide track and be located at the seal compression part on described sealing annular slide track，Described seal compression part includes sealing annular slider、Annular U-type groove and multiple elastic compression part，Described annular U-type groove is fixing with described revolving body to be connected，Described sealing annular slider is arranged on the chassis base of described revolving body，Described annular U-type groove is inverted and is located on described sealing annular slider，To form a closing space，Described elastic compression part is located in described closing space，By described elastic compression part, described sealing annular slide track is fitted tightly with described sealing annular slider，Resilient friction sealed to be formed between described bellows and described revolving body.
Wherein, described sealing annular slide track is set around the upper edge of described bellows, and the connected mode on the upper edge of described sealing annular slide track and described bellows is Flange joint.
Wherein, described sealing annular slider is set around on described revolving body chassis base, and the connected mode of described sealing annular slider and described revolving body chassis base is Flange joint.
Wherein, the material of described sealing annular slide track and described sealing annular slider is potassium steel or the polynary gold of high-carbon closes steel or high-chromium alloy cast-iron.
This utility model provides a kind of pellet circular cooler, and this pellet circular cooler includes that pellet circular cooler seals structure.
(3) beneficial effect
nullTechnique scheme of the present utility model has the advantage that a kind of pellet circular cooler that this utility model provides seals structure，It is located between the revolving body of pellet circular cooler and bellows，This pellet circular cooler seals structure and includes that be arranged on bellows seals annular slide track and be located at the seal compression part sealed on annular slide track，Seal compression part includes sealing annular slider、Annular U-type groove and multiple elastic compression part，Annular U-type groove is fixing with revolving body to be connected，Seal annular slider to be arranged on the chassis base of revolving body，Annular U-type groove is inverted and is located on sealing annular slider，To form a closing space，Elastic compression part is located in closing space，Make to seal annular slide track by elastic compression part to fit tightly with sealing annular slider，Solve the poorly sealed close problem of former rubber sealing structure，Improve the sealing property of central cooler，Reduce air leak rate of air curtain，The catabiosis simultaneously avoiding employing rubber and produce，Improve the service life of sealing member，Resilient friction sealed to be formed between bellows and revolving body，Simple in construction，Solve the problem that tradition central cooler sealing member safeguards that replacing is inconvenient and operation expense is high，Be conducive to economy.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pellet circular cooler using rubber friction sealing structure；
Fig. 2 is the partial structurtes enlarged diagram of components A in Fig. 1；
Fig. 3 is the structural representation of the sealing structure of a kind of pellet circular cooler of this utility model；
Fig. 4 is the partial structurtes enlarged diagram of part B in Fig. 3.
In figure: 1: seal annular slide track；2: seal annular slider；3: elastic compression part；4: revolving body；5: bellows；6: pellet；7: caulking gum；8: connector.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained on the premise of not making creative work, broadly fall into the scope of this utility model protection.
nullAs shown in Figure 3 to Figure 4，This utility model embodiment provides a kind of pellet circular cooler being located between the revolving body 4 of pellet circular cooler and bellows 5 and seals structure，This pellet circular cooler seals structure and includes that be arranged on bellows 5 seals annular slide track 1 and be located at the seal compression part sealed on annular slide track 1，Seal compression part includes sealing annular slider 2、Annular U-type groove and multiple elastic compression part 3，Specifically，The number of elastic compression part 3 is according to bellows 5 and the diameter of revolving body 4 of pellet circular cooler and respective settings，Annular U-type groove is fixing with revolving body 4 to be connected，Seal annular slider 2 to be arranged on the chassis base of revolving body 4，Annular U-type groove is inverted and is located on sealing annular slider 2，To form a closing space，Elastic compression part 3 is located in closing space，Make to seal annular slide track 1 by elastic compression part 3 to fit tightly with sealing annular slider 2，Solve the poorly sealed close problem of former rubber sealing structure，Improve the sealing property of central cooler，Reduce air leak rate of air curtain，The catabiosis simultaneously avoiding employing rubber and produce，Improve the service life of sealing member，Resilient friction sealed to be formed between bellows 5 and revolving body 4，Simple in construction，Solve the problem that tradition central cooler sealing member safeguards that replacing is inconvenient and operation expense is high，Be conducive to economy.
Specifically, when pellet circular cooler runs, seal annular slider 2 under revolving body 4 chassis base drives around revolution central rotation, fit tightly with sealing annular slide track 1 because sealing annular slider 2, and sealing annular slider 2 rubs on sealing annular slide track 1, thus realize sealing function.Simultaneously, certain dimensional thickness is had concurrently with sealing annular slider 2 owing to sealing annular slide track 1, it is adapted to sideslip and the revolving body 4 chassis base out-of-roundness of pellet circular cooler, owing to sealing annular slider 2 under the effect of elastic compression part 3, all the time it is in close contact with sealing annular slide track 1, also can meet sealing annular slider 2 when sealing, on annular slide track 1, air spots or Particulate Inclusion thing occurring and be in close contact with sealing annular slide track 1.
Specifically, seal annular slide track 1 and be set around the upper edge of bellows 5, i.e. seal annular slide track 1 along bellows 5 upper circumferentially, and the connected mode sealing the upper edge of annular slide track 1 and bellows 5 is Flange joint, use Flange joint convenient disassembly, bonding strength is high and tightness is good, is conducive to improving the sealing property of sealing member in the application.
Specifically, seal annular slider 2 to be set around on revolving body 4 chassis base, i.e. seal annular slider 2 along a revolving body 4 chassis base circumferentially whole circle, and the connected mode sealing annular slider 2 and revolving body 4 chassis base is Flange joint, use Flange joint convenient disassembly, bonding strength is high and tightness is good, is conducive to improving the sealing property of sealing member in the application.
Preferably, the material sealing annular slide track 1 and sealing annular slider 2 is potassium steel or the high-carbon polynary gold conjunction wear-resistant material such as steel or high-chromium alloy cast-iron.In the present embodiment, sealing annular slide track 1 and sealing annular slider 2 are used wear-resistant material, to improve its service life, specifically, wear-resistant material can be potassium steel series: such as potassium steel (ZGMn13), high manganese (ZGMn13Cr2MoRe), superhigh manganese alloy (ZGMn18Cr2MoRe) etc.；Can also be wear-resistant chrome cast iron series: such as high, medium and low chrome alloy cast iron (such as Cr15MOZCu)；Can also be wear-resisting alloy steel series: in as, the polynary gold of low, high-carbon close steel (such as ZG40SiMnCrMO and ZG35Cr2MoNiRe)；Can also be austempered ductile iron (ADI) series；Can also be all kinds of compound or functionally gradient material (FGM) and Hardmetal materials: such as chromium carbide compounded material (Cr2C3+Q235), energetic ion note carburized tungsten material (WCSP), high-ductility hard alloy (YK25.6) etc.；Can also be all kinds of nonmetallic wear-resistant material: such as high-abrasive materials such as polymer-ceramic composite, silicon nitride (Si3N4), toughened zirconium oxide (Y2O3+ZrO2), toughness reinforcing aluminium sesquioxide (Al2O3/ZrO2).
This utility model provides a kind of pellet circular cooler, this pellet circular cooler includes that above-mentioned pellet circular cooler seals structure, the poorly sealed close problem of former rubber sealing structure is solved by arranging this pellet circular cooler sealing structure, improve the sealing property of central cooler, reduce air leak rate of air curtain, the catabiosis simultaneously avoiding employing rubber and produce, improves the service life of sealing member.
Particularly, a kind of sealing structure that this utility model provides, it is not limited in being used on pellet circular cooler, it is possible to be applied on traditional central cooler.
nullIn sum，A kind of pellet circular cooler that this utility model provides seals structure，It is located between the revolving body of pellet circular cooler and bellows，This pellet circular cooler seals structure and includes that be arranged on bellows seals annular slide track and be located at the seal compression part sealed on annular slide track，Seal compression part includes sealing annular slider、Annular U-type groove and multiple elastic compression part，Annular U-type groove is fixing with revolving body to be connected，Seal annular slider to be arranged on the chassis base of revolving body，Annular U-type groove is inverted and is located on sealing annular slider，To form a closing space，Elastic compression part is located in closing space，Make to seal annular slide track by elastic compression part to fit tightly with sealing annular slider，Solve the poorly sealed close problem of former rubber sealing structure，Improve the sealing property of central cooler，Reduce air leak rate of air curtain，The catabiosis simultaneously avoiding employing rubber and produce，Improve the service life of sealing member，Resilient friction sealed to be formed between bellows and revolving body，Simple in construction，Solve the problem that tradition central cooler sealing member safeguards that replacing is inconvenient and operation expense is high，Be conducive to economy.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of this utility model each embodiment technical scheme.
Claims (5)
1. a pellet circular cooler seals structure, it is located between the revolving body of pellet circular cooler and bellows, it is characterized in that: include that be arranged on described bellows seals annular slide track and be located at the seal compression part on described sealing annular slide track, described seal compression part includes sealing annular slider, annular U-type groove and multiple elastic compression part, described annular U-type groove is fixing with described revolving body to be connected, described sealing annular slider is arranged on the chassis base of described revolving body, described annular U-type groove is inverted and is located on described sealing annular slider, to form a closing space, described elastic compression part is located in described closing space, by described elastic compression part, described sealing annular slide track is fitted tightly with described sealing annular slider, resilient friction sealed to be formed between described bellows and described revolving body.
Pellet circular cooler the most according to claim 1 seals structure, it is characterised in that: described sealing annular slide track is set around the upper edge of described bellows, and the connected mode on the upper edge of described sealing annular slide track and described bellows is Flange joint.
Pellet circular cooler the most according to claim 1 seals structure, it is characterised in that: described sealing annular slider is set around on described revolving body chassis base, and the connected mode of described sealing annular slider and described revolving body chassis base is Flange joint.
Pellet circular cooler the most according to claim 1 seals structure, it is characterised in that: the material of described sealing annular slide track and described sealing annular slider is potassium steel or the polynary gold of high-carbon closes steel or high-chromium alloy cast-iron.
5. a pellet circular cooler, it is characterised in that: include that the pellet circular cooler according to any one of claim 1-4 seals structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521080271.9U CN205448716U (en) | 2015-12-22 | 2015-12-22 | Cold quick -witted seal structure of pelletizing ring and cold machine of pelletizing ring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521080271.9U CN205448716U (en) | 2015-12-22 | 2015-12-22 | Cold quick -witted seal structure of pelletizing ring and cold machine of pelletizing ring |
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| CN205448716U true CN205448716U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521080271.9U Active CN205448716U (en) | 2015-12-22 | 2015-12-22 | Cold quick -witted seal structure of pelletizing ring and cold machine of pelletizing ring |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766944A (en) * | 2016-12-14 | 2017-05-31 | 山东钢铁股份有限公司 | The sealing device and central cooler of central cooler |
| CN112902676A (en) * | 2021-03-03 | 2021-06-04 | 承德信通首承科技有限责任公司 | Ring cooling machine bellows labyrinth seal structure |
-
2015
- 2015-12-22 CN CN201521080271.9U patent/CN205448716U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766944A (en) * | 2016-12-14 | 2017-05-31 | 山东钢铁股份有限公司 | The sealing device and central cooler of central cooler |
| CN106766944B (en) * | 2016-12-14 | 2019-06-14 | 山东钢铁股份有限公司 | The sealing device and ring cold machine of ring cold machine |
| CN112902676A (en) * | 2021-03-03 | 2021-06-04 | 承德信通首承科技有限责任公司 | Ring cooling machine bellows labyrinth seal structure |
| CN112902676B (en) * | 2021-03-03 | 2022-07-19 | 承德信通首承科技有限责任公司 | Cold quick-witted bellows labyrinth seal structure of ring |
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