CN205315713U - Rotary kiln hood's high -efficient sealing device - Google Patents
Rotary kiln hood's high -efficient sealing device Download PDFInfo
- Publication number
- CN205315713U CN205315713U CN201521008564.6U CN201521008564U CN205315713U CN 205315713 U CN205315713 U CN 205315713U CN 201521008564 U CN201521008564 U CN 201521008564U CN 205315713 U CN205315713 U CN 205315713U
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- CN
- China
- Prior art keywords
- rotary kiln
- ring
- sealing device
- quiet ring
- rotator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a rotary kiln hood's high -efficient sealing device, sealing device includes: fix on the rotary kiln rotator and along with rotator pivoted rotating ring subassembly, fix quiet ring on rotary kiln fixed portion, the terminal surface of quiet ring and the sealed laminating each other of the terminal surface of rotating ring subassembly form sealed face, quiet ring one side is equipped with the T type backup pad of fixing on rotary kiln fixed portion, quiet ring top is equipped with the gland, and the gland is located T type backup pad, sealed face is gone up and is followed the whole circumferencial direction of rotary kiln rotator is provided with the stock solution recess, be equipped with the inlet on the quiet ring, the inlet with the stock solution groove phase leads to and connects, this high efficiency sealing device structure effectively provides magnetism axial packing force and magnetism radial pressing power, effectively adapts to the expend with heat and contract with cold and the radial reciprocal drunkenness of barrel, have reduce the end wear with extension sealing device life with prevent beneficial effect such as air leakage.
Description
Technical field
The utility model relates to mechanically-sealing apparatus, more so relates to the high-efficiency sealing device of a kind of rotary kiln end.
Background technology
Rotary kiln is the key equipment of the industries such as cement, metallurgy, chemical industry, and rotary kiln operates under negative pressure, if bleeding in hot junction, excess air can reduce the secondary air into kiln, and reduces secondary air amount, causes calorific loss; Cold junction negative pressure height very easily sucks a large amount of freezing air, and large quantity of exhaust gas in kiln is not easily discharged, and causes fuel not burn completely; Containing dust in cold junction waste gas, the wind that falls once in a while can overflow a large amount of dust, pollutes; Sealing is the tie being connected with fixed body with head, hood and motion body by cylinder; It is significant so whole processing parameter and equipment high efficiency are run by the quality of sealing; Owing to trim turning diameter is big, and under being operated in the severe environment such as high temperature, high dust, kiln body exists to expand with heat and contract with cold alters with back and forth axial, particularly kiln head cylinder is after running for some time, producing bigger diameter run-out, therefore kiln end sealing device should be able to meet following requirement: has good sealing property; The radial beat of the shape error of cylinder, particularly cylinder can be adapted to; Can adapt to cylinder expand with heat and contract with cold and radial direction is back and forth altered; The Working environment that high temperature, high dust etc. are severe can be adapted to; Structure is simple, safeguard and maintenance convenient; Long service life; For deficiency of the prior art, one of the purpose of this utility model is to solve in above-mentioned prior art the one or more problems existed.
Practical novel content
The utility model object is the high-efficiency sealing device of a kind of rotary kiln end provided to overcome the deficiencies in the prior art, sealing device can realize the normal sealing to gas in rotary kiln, can realize again the excellent sealing to rotary kiln under abnomal condition.
For achieving the above object, the technical solution adopted in the utility model is: the high-efficiency sealing device of a kind of rotary kiln end, and described tightness system comprises: be fixed on rotary kiln rotator and the moving ring assembly that rotates with rotator; Being fixed on rotary kiln fixed part quiet ring, the end face of described quiet ring and the end face of described moving ring assembly seal laminating each other, form trim; Described quiet ring side is provided with the T-shaped back up pad being fixed on rotary kiln fixed part;Being provided with gland above described quiet ring, described gland is positioned in T-shaped back up pad; Described trim is provided with storage liquid groove along the whole circumferential direction of described rotary kiln rotator; Described quiet ring is provided with fluid inlet, and described fluid inlet and described storage liquid groove are connected.
Improving further as the utility model, described moving ring assembly comprises carbon graphite ring and soft magnetic materials ring, and described carbon graphite ring is inlayed and is connected in described soft magnetic materials ring.
Improving further as the utility model, described quiet ring is permanent magnet material ring.
Improving further as the utility model, described storage liquid groove is annular, and described storage liquid groove is positioned on quiet ring end face, and described fluid inlet is arranged on described quiet ring.
Improving further as the utility model, described gland adopts magnetic diffusivity stainless material.
Improving further as the utility model, described T-shaped back up pad adopts magnetic diffusivity stainless material;
Due to the utilization of technique scheme, the utility model compared with prior art has following
Advantage: the high-efficiency sealing device of a kind of rotary kiln end of the utility model scheme, relies on self magnetic attracting force to ensure to fit tightly between quiet ring and moving ring assembly; Quiet ring is permanent magnet material, and moving ring assembly inlays formula by carbon graphite ring to be located in soft magnetic materials ring, and magnetic attracting force ensures that carbon graphite ring and soft magnetic materials ring fit tightly; Quiet ring is provided with storage liquid groove, by fluid inlet for entering lubricating fluid, when rotary kiln rotator works, lubricant film is produced between seal face under the magnetic graviational interaction of quiet ring and dynamic ring, avoid the metal to-metal contact between seal face, effectively reduce end face abrasion to extend tightness system work-ing life, better prevent gas leakage simultaneously; Quiet ring side is provided with the T-shaped back up pad of magnetic diffusivity stainless material, it is provided that magnetic axial pressing force, is provided with magnetic diffusivity stainless material gland above quiet ring, it is provided that magnetic radial compaction power, effectively adapt to cylinder expand with heat and contract with cold and radial direction is back and forth altered; Having easy for installation, reliable operation, wear and tear low, the life-span is long, the benefit effect such as good sealing effect.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:
Accompanying drawing 1 is the high-efficiency sealing device structural representation of a kind of rotary kiln end of the present utility model.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
The high-efficiency sealing device of described in the utility model a kind of rotary kiln end as shown in Figure 1, tightness system comprises: be fixed on the rotary kiln rotator 1 of magnetic diffusivity stainless steel and the moving ring assembly 2 that rotates with rotator 1; Being fixed on the rotary kiln fixed part 3 of magnetic diffusivity stainless steel quiet ring 4, the end face of quiet ring 4 and the end face of moving ring assembly 2 seal laminating each other, form trim; Quiet ring 4 side is provided with the T-shaped back up pad 5 on the rotary kiln fixed part 3 being fixed on magnetic diffusivity stainless steel; Being provided with gland 6 above quiet ring 4, gland 6 is positioned in T-shaped back up pad 5; On trim, the whole circumferential direction of rotary kiln rotator 1 being provided with storage liquid groove 7, quiet ring 4 is provided with fluid inlet 8, and fluid inlet 8 is connected with storage liquid groove 7; Moving ring assembly 2 comprises carbon graphite ring 9 and soft magnetic materials ring 10, and carbon graphite ring 9 is inlayed formula and is connected in soft magnetic materials ring 10; Quiet ring 4 is permanent magnet material ring; T-shaped back up pad 5, gland 6 all adopt magnetic diffusivity stainless material; Storage liquid groove 7 is annular, and storage liquid groove 7 is positioned on quiet ring 4 end face, and fluid inlet 8 is arranged on quiet ring 4.
Self magnetic attracting force is relied on to ensure to fit tightly between quiet ring 4 and moving ring assembly 2; Quiet ring 4 is permanent magnet material, and moving ring assembly 2 inlays formula by carbon graphite ring 9 to be located in soft magnetic materials ring 10, and magnetic attracting force ensures that graphite annulus 9 and soft magnetic materials ring 10 fit tightly; Quiet ring 4 is provided with storage liquid groove 7, by fluid inlet 8 for entering lubricating fluid, when rotary kiln rotator 1 works, lubricant film is produced between seal face under the magnetic graviational interaction of quiet ring 4 and moving ring assembly 2, avoid the metal to-metal contact between seal face, effectively reduce end face abrasion to extend tightness system work-ing life, better prevent gas leakage simultaneously; Quiet ring 4 side is provided with the T-shaped back up pad 5 of magnetic diffusivity stainless material, it is provided that magnetic axial pressing force, effectively adapt to cylinder expand with heat and contract with cold and radial direction is back and forth altered; It is provided with magnetic diffusivity stainless material gland 6 above quiet ring 4, it is provided that magnetic radial compaction power, effectively avoids during barrel distortion, producing the radial gap produced and reveal; Having easy for installation, reliable operation, wear and tear low, the life-span is long, the benefit effect such as good sealing effect.
Below it is only embody rule example of the present utility model, protection domain of the present utility model is not constituted any limitation; The technical scheme that all employing equivalents or equivalence are replaced and formed, all drops within the utility model rights protection scope.
Claims (6)
1. the high-efficiency sealing device of a rotary kiln end, it is characterised in that, described tightness system comprises: be fixed on rotary kiln rotator and the moving ring assembly that rotates with rotator; Being fixed on rotary kiln fixed part quiet ring, the end face of described quiet ring and the end face of described moving ring assembly seal laminating each other, form trim; Described quiet ring side is provided with the T-shaped back up pad being fixed on rotary kiln fixed part; Being provided with gland above described quiet ring, described gland is positioned in T-shaped back up pad; Described trim is provided with storage liquid groove along the whole circumferential direction of described rotary kiln rotator; Described quiet ring is provided with fluid inlet, and described fluid inlet and described storage liquid groove are connected.
2. the high-efficiency sealing device of a kind of rotary kiln end according to claim 1, it is characterised in that, described moving ring assembly comprises carbon graphite ring and soft magnetic materials ring, and described carbon graphite ring is inlayed and is connected in described soft magnetic materials ring.
3. the high-efficiency sealing device of a kind of rotary kiln end according to claim 1, it is characterised in that, described quiet ring is permanent magnet material ring.
4. the high-efficiency sealing device of a kind of rotary kiln end according to claim 1, it is characterised in that, described storage liquid groove is annular, and described storage liquid groove is positioned on quiet ring end face.
5. the high-efficiency sealing device of a kind of rotary kiln end according to claim 1, it is characterised in that, described gland adopts magnetic diffusivity stainless material.
6. the high-efficiency sealing device of a kind of rotary kiln end according to claim 1, it is characterised in that, described T-shaped back up pad adopts magnetic diffusivity stainless material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521008564.6U CN205315713U (en) | 2015-12-08 | 2015-12-08 | Rotary kiln hood's high -efficient sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521008564.6U CN205315713U (en) | 2015-12-08 | 2015-12-08 | Rotary kiln hood's high -efficient sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205315713U true CN205315713U (en) | 2016-06-15 |
Family
ID=56314956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521008564.6U Expired - Fee Related CN205315713U (en) | 2015-12-08 | 2015-12-08 | Rotary kiln hood's high -efficient sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205315713U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285217A (en) * | 2019-06-27 | 2019-09-27 | 中国航空工业集团公司北京长城计量测试技术研究所 | A kind of four magnetic pole magnetic sealing devices |
| CN113464654A (en) * | 2021-05-28 | 2021-10-01 | 钢铁研究总院 | Magnetic sealing device easy to assemble |
-
2015
- 2015-12-08 CN CN201521008564.6U patent/CN205315713U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285217A (en) * | 2019-06-27 | 2019-09-27 | 中国航空工业集团公司北京长城计量测试技术研究所 | A kind of four magnetic pole magnetic sealing devices |
| CN113464654A (en) * | 2021-05-28 | 2021-10-01 | 钢铁研究总院 | Magnetic sealing device easy to assemble |
| CN113464654B (en) * | 2021-05-28 | 2022-07-08 | 钢铁研究总院 | Magnetic sealing device easy to assemble |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20191208 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |