CN201875141U - Oil-gas sealing device for roll box of finishing mill - Google Patents
Oil-gas sealing device for roll box of finishing mill Download PDFInfo
- Publication number
- CN201875141U CN201875141U CN2010206581231U CN201020658123U CN201875141U CN 201875141 U CN201875141 U CN 201875141U CN 2010206581231 U CN2010206581231 U CN 2010206581231U CN 201020658123 U CN201020658123 U CN 201020658123U CN 201875141 U CN201875141 U CN 201875141U
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- ring
- sealing plate
- oil
- double
- sealing
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Abstract
The utility model relates to a sealing device, in particular to an oil-gas sealing device for a roll box of a finishing mill. The utility model solves the following problems: as the sealing plate of the oil-gas sealing device for the roll box of the existing finishing mill is not provided with an oil-gas channel and dry friction occurs between a double-lip sealing ring and an outer slip ring, serious abrasion of the double-lip sealing ring is caused and the service life of the finishing mill is short. In the utility model, the sealing plate is provided with an oil-gas channel, and the oil-gas channel consists of a main channel, two annular channels, and a plurality of small holes which are annularly and uniformly distributed, wherein the main channel is arranged along the length direction of the sealing plate in a through way; the outer edge of each round through hole of the sealing plate is provided with an annular channel; along the thickness direction of the sealing plate, the outer edge of each round through hole of the sealing plate is also provided the plurality of small holes which are annularly and uniformly distributed; the main channel is communicated with the two annular channels respectively; and each annular channel is communicated with the corresponding plurality of small holes which are annularly and uniformly distributed. As the sealing plate is provided with the oil-gas channel, oil-gas lubrication can be achieved at the contact part of the double-lip sealing ring and the outer slip ring.
Description
Technical field
The utility model relates to a kind of seal arrangement, is specifically related to a kind of oil gas seal arrangement that is used on the finishing mill roll-box.
Background technique
Do not process gas channel on the sealing plate of existing finishing mill roll-box oil gas seal arrangement, double-lip sealing ring and outer slip ring dry friction, cause the double-lip sealing ring serious wear, finishing mill external refrigeration water enters box house, the lubricated profit that forms of box house mixes, influenced the normal use of finishing mill, working life is short.
The model utility content
The utility model is not for processing gas channel on the sealing plate that solves existing finishing mill roll-box oil gas seal arrangement, double-lip sealing ring and outer slip ring dry friction, cause the double-lip sealing ring serious wear, finishing mill short problem in working life, and then a kind of finishing mill roll-box oil gas seal arrangement is provided.
The utility model is to solve the problems of the technologies described above the technological scheme of taking to be: finishing mill roll-box oil gas seal arrangement of the present utility model is by sealing plate, two double-lip sealing rings, two inside support rings, two interior slip rings and two outer slip rings are formed, on the described sealing plate with respect to sealing plate center line be symmetrily processed with two manholes, each manhole place correspondence is provided with a double-lip sealing ring, an inside support ring, an interior slip ring and an outer slip ring, be embedded with an inside support ring on each double-lip sealing ring, interior slip ring and outer slip ring are oppositely arranged up and down, each double-lip sealing ring in corresponding slip ring and outside between the slip ring; Be processed with gas channel on the described sealing plate, described gas channel is made of main passage, two ring passages and the uniform aperture of a plurality of annular, described main passage connects along the sealing plate length direction and is provided with, sealing plate the outer edge of each manhole be processed with the ring passage, described sealing plate each manhole outer edge along sealing plate thickness direction be processed with the uniform aperture of a plurality of annulars, the main passage respectively with two ring channel connections, the uniform aperture of each ring passage and corresponding a plurality of annulars is communicated with.
The beneficial effects of the utility model are: be processed with gas channel on the sealing plate of finishing mill roll-box oil gas seal arrangement of the present utility model, can make double-lip sealing ring and outer slip ring contacting point carry out oil-air lubrication, the oil-air lubrication cooling forms oil mist sealing, finishing mill external refrigeration shipwreck has prolonged the working life of finishing mill to enter milling train inside; The utility model makes double-lip sealing ring and outer slip ring contacting point carry out oil-air lubrication, prolonged double-lip sealing ring working life, need double-lip sealing ring of replacing in 5～7 days when not having oil-air lubrication, after increasing oil-air lubrication, need double-lip sealing ring of replacing in 15～20 days, reduce the replacing frequency of changing double-lip sealing ring, improved manufacturing efficiency.
Description of drawings
Fig. 1 is that the master of finishing mill roll-box of the present utility model looks sectional view, Fig. 2 is the I portion enlarged view (being the erection drawing of finishing mill roll-box oil gas seal arrangement of the present utility model) of Fig. 1, Fig. 3 be sealing plate plan view, Fig. 4 is the A-A sectional view of Fig. 3, Fig. 5 is the C-C sectional view of Fig. 3, and Fig. 6 is the main sectional view of double-lip sealing ring, and Fig. 7 is the plan view of inside support ring, Fig. 8 is the main sectional view of interior slip ring, and Fig. 9 is the main sectional view of outer slip ring.
Embodiment
Embodiment one: shown in Fig. 1～9, the finishing mill roll-box oil gas seal arrangement of present embodiment is by sealing plate 1, two double-lip sealing rings 2, two inside support rings 3, two interior slip rings 4 and two outer slip rings 5 are formed, center line with respect to sealing plate 1 on the described sealing plate 1 is symmetrily processed with two manhole 1-1, each manhole 1-1 place correspondence is provided with a double-lip sealing ring 2, an inside support ring 3, an interior slip ring 4 and an outer slip ring 5, be embedded with an inside support ring 3 on each double-lip sealing ring 2, interior slip ring 4 is oppositely arranged up and down with outer slip ring 5, each double-lip sealing ring 2 in corresponding slip ring 4 and outside between the slip ring 5; Be processed with gas channel 1-2 on the described sealing plate 1, described gas channel 1-2 is by main passage 1-2-1, the uniform aperture 1-2-3 of two ring passage 1-2-2 and a plurality of annular constitutes, described main passage 1-2-1 connects along sealing plate 1 length direction and is provided with, the outer edge of each manhole 1-1 of sealing plate 1 is processed with ring passage 1-2-2, the outer edge of each manhole 1-1 of described sealing plate 1 is processed with the uniform aperture 1-2-3 of a plurality of annulars along the thickness direction of sealing plate 1, main passage 1-2-1 is communicated with two ring passage 1-2-2 respectively, the aperture 1-2-3 connection that each ring passage 1-2-2 is uniform with corresponding a plurality of annulars.
Embodiment two: as shown in Figure 7, be processed with opening 3-1 on the described inside support ring 3 of present embodiment.So design is convenient to change double-lip sealing ring, has saved the replacing time.Other composition and annexation are identical with embodiment one.
Working principle:
Slip ring in of the present utility model 4 and outer slip ring 5 be oppositely arranged up and down be installed on the finishing mill roll mandrel, interior slip ring 4 and outer slip ring 5 and the rotation of finishing mill roll mandrel synchronous high-speed, double-lip sealing ring 2 is packed on the sealing plate 1, and compress between double-lip sealing ring 2 and interior slip ring 4 and the outer slip ring 5, produce friction between the high speed rotating of interior slip ring 4 and outer slip ring 5 and the double-lip sealing ring 2, add oil-air lubrication liquid by the gas channel 1-2 on the sealing plate 1, in making the high speed of slip ring 4 and outer slip ring 5 revolve and double-lip sealing ring 2 between carry out oil-air lubrication, double-lip sealing ring 2 and outer slip ring 4 rubbing contact sealing, prevent that external refrigeration water from entering finishing mill roll casing, double-lip sealing ring 2 and interior slip ring 5 rubbing contact sealing prevent that box house lubricant oil from leaking.
Claims (2)
1. finishing mill roll-box oil gas seal arrangement, described seal arrangement is by sealing plate (1), two double-lip sealing rings (2), two inside support rings (3), two interior slip rings (4) and two outer slip rings (5) are formed, the center line that described sealing plate (1) is gone up with respect to sealing plate (1) is symmetrily processed with two manholes (1-1), each manhole (1-1) is located correspondence and is provided with a double-lip sealing ring (2), an inside support ring (3), an interior slip ring (4) and an outer slip ring (5), be embedded with an inside support ring (3) on each double-lip sealing ring (2), interior slip ring (4) is oppositely arranged up and down with outer slip ring (5), and each double-lip sealing ring (2) is positioned between corresponding slip ring (4) and the outer slip ring (5); It is characterized in that: be processed with gas channel (1-2) on the described sealing plate (1), described gas channel (1-2) is by main passage (1-2-1), the uniform aperture (1-2-3) of two ring passages (1-2-2) and a plurality of annular constitutes, described main passage (1-2-1) connects along sealing plate (1) length direction and is provided with, the outer edge of each manhole (1-1) of sealing plate (1) is processed with ring passage 1-2-2, the outer edge of each manhole 1-1 of described sealing plate 1 is processed with the uniform aperture of a plurality of annulars (1-2-3) along the thickness direction of sealing plate (1), main passage (1-2-1) is communicated with two ring passages (1-2-2) respectively, and each ring passage (1-2-2) aperture (1-2-3) uniform with corresponding a plurality of annulars is communicated with.
2. finishing mill roll-box oil gas seal arrangement according to claim 1 is characterized in that: be processed with opening (3-1) on the described inside support ring (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206581231U CN201875141U (en) | 2010-12-14 | 2010-12-14 | Oil-gas sealing device for roll box of finishing mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206581231U CN201875141U (en) | 2010-12-14 | 2010-12-14 | Oil-gas sealing device for roll box of finishing mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201875141U true CN201875141U (en) | 2011-06-22 |
Family
ID=44163058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206581231U Expired - Lifetime CN201875141U (en) | 2010-12-14 | 2010-12-14 | Oil-gas sealing device for roll box of finishing mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201875141U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734462A (en) * | 2012-06-15 | 2012-10-17 | 鞍钢股份有限公司 | Sealing plate of high speed rod pinch roll |
| CN103272850A (en) * | 2013-05-20 | 2013-09-04 | 浙江朋诚科技有限公司 | High-speed mill roller box structure |
| CN103388682A (en) * | 2013-07-24 | 2013-11-13 | 浙江朋诚科技有限公司 | Wear-resistance oil slinger for high-speed wire rod mill |
| CN105598173A (en) * | 2015-12-22 | 2016-05-25 | 马鞍山钢铁股份有限公司 | Sealing base device for high-line finishing mill roll box |
| CN110762204A (en) * | 2019-11-05 | 2020-02-07 | 攀钢集团西昌钢钒有限公司 | Porous combined sealing plate |
-
2010
- 2010-12-14 CN CN2010206581231U patent/CN201875141U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734462A (en) * | 2012-06-15 | 2012-10-17 | 鞍钢股份有限公司 | Sealing plate of high speed rod pinch roll |
| CN103272850A (en) * | 2013-05-20 | 2013-09-04 | 浙江朋诚科技有限公司 | High-speed mill roller box structure |
| CN103388682A (en) * | 2013-07-24 | 2013-11-13 | 浙江朋诚科技有限公司 | Wear-resistance oil slinger for high-speed wire rod mill |
| CN105598173A (en) * | 2015-12-22 | 2016-05-25 | 马鞍山钢铁股份有限公司 | Sealing base device for high-line finishing mill roll box |
| CN110762204A (en) * | 2019-11-05 | 2020-02-07 | 攀钢集团西昌钢钒有限公司 | Porous combined sealing plate |
| CN110762204B (en) * | 2019-11-05 | 2022-02-15 | 攀钢集团西昌钢钒有限公司 | Porous combined sealing plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110622 |