CN204267732U - A kind of rolling mill bearing sealing configuration of improvement type - Google Patents
A kind of rolling mill bearing sealing configuration of improvement type Download PDFInfo
- Publication number
- CN204267732U CN204267732U CN201420759168.6U CN201420759168U CN204267732U CN 204267732 U CN204267732 U CN 204267732U CN 201420759168 U CN201420759168 U CN 201420759168U CN 204267732 U CN204267732 U CN 204267732U
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- Prior art keywords
- bearing
- bearing support
- ring
- rolling mill
- logical lid
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- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 30
- 238000005096 rolling process Methods 0.000 title claims abstract description 25
- 239000004519 grease Substances 0.000 abstract description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 12
- 230000001050 lubricating effect Effects 0.000 abstract description 12
- 229910052742 iron Inorganic materials 0.000 abstract description 6
- 239000000498 cooling water Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000005406 washing Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
Landscapes
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model discloses a kind of rolling mill bearing sealing configuration of improvement type, belong to seal arrangement technical field.The rolling mill bearing sealing configuration of a kind of improvement type of the present utility model, comprises the logical lid of bearing support adjustment, the logical lid of bearing support, outer side seal ring and inner side labyrinth ring; The adjustment of outer side seal ring embedded axle bearing Tong Gainei, inner side labyrinth ring embedded axle bearing Tong Gainei, the gap A between the logical lid of bearing support adjustment and outer side seal ring is 2mm, and the bearing support gap B led between lid and inner side labyrinth ring is also 2mm; Bearing support adjustment Tong Gai lower end is provided with weep hole A; Bearing support Tong Gai lower end is provided with weep hole B.The utility model can effectively prevent from the cooling water containing iron scale from entering in bearing support washing away lubricating grease and avoid the water containing iron scale dust to enter in bearing support causing bearing wear even to burn bearing, improve manufacturing efficiency, decrease waste, and greatly reduce the consumption of lubricating grease and bearing.
Description
Technical field
The utility model relates to seal arrangement technical field, more particularly, relates to a kind of rolling mill bearing sealing configuration of improvement type.
Background technique
Mechanical seal is a kind of oil-sealing arrangement of rotating machinery, the equipment such as such as centrifugal pump, centrifuge, milling train, reactor and compressor.Because transmission shaft is applied in inside and outside equipment, like this, there is gap between axle and equipment, gap is too small easily causes frictional heating, thus causes bearing locking and burn bearing; Excesssive gap, in bearing support, lubricating grease easily oozes out, and therefore, the size adjusting gap is the problem that technician needs to consider emphatically.
Chinese patent notification number: 202889057U, the day for announcing: on April 17th, 2013, invention and created name is: a kind of vibrating motor bearing support sealing configuration.This application case discloses a kind of vibrating motor bearing support sealing configuration, comprise rotating shaft, bearing and for bearings mounted bearing support, described bearing support outer ring is provided with bolt connecting hole, described bearing support side and bearing internal baffle are tightly connected, opposite side is connected with oil sealing guard seal, be provided with the oil storage cavity be communicated with oilhole in bearing support, bearing internal baffle is provided with the bar shaped cavity with bearing cavity connects, described oil storage cavity and bar shaped cavity connects.This model utility can store grease, need not frequently refuel in using process, good sealing effect, can effectively avoid grease to leak.But this model utility is only applicable to dry working environment, and when being applied in milling equipment, because cooling water often washes away bearing support, lubricant grease can along with cooling water flow out of.
Model utility content
1. the model utility technical problem that will solve
The purpose of this utility model is to overcome the cooling water containing iron scale in the high rotating speed operation of rolling of roller system of rolling mill bearing support in prior art and enters in bearing support and wash away lubricating grease, and the water containing iron scale dust enters in bearing the deficiency causing bearing wear even to burn bearing, provides a kind of rolling mill bearing sealing configuration of improvement type.It effectively can prevent the cooling water containing iron scale from entering in bearing support and wash away lubricating grease, and the water containing iron scale dust can be avoided to enter in bearing support cause bearing wear even to burn bearing.
2. technological scheme
For achieving the above object, the technological scheme that the utility model provides is:
A rolling mill bearing sealing configuration for improvement type, comprises the logical lid of bearing support adjustment, the logical lid of bearing support, outer side seal ring and inner side labyrinth ring; Wherein: described outer side seal ring embedded axle bearing adjustment Tong Gainei, described inner side labyrinth ring embedded axle bearing Tong Gainei, gap A between the described logical lid of bearing support adjustment and outer side seal ring is 2mm, and the described bearing support gap B led between lid and inner side labyrinth ring is also 2mm; Described bearing support adjustment Tong Gai lower end is provided with weep hole A; Described bearing support Tong Gai lower end is provided with weep hole B.
Preferably, described weep hole A and weep hole B is respectively 5, is uniformly distributed respectively in sector region A and sector region B.
Preferably, described sector region A and sector region B is the fan section of 50 degree.
Preferably, described outer side seal ring and the logical lid of bearing support adjustment are provided with the positioning means A cooperatively interacted; Described inner side labyrinth ring and bearing support lead to lid and are also provided with the positioning means B cooperatively interacted.
Preferably, described positioning means A is made up of with the positioning ring A cooperation being arranged on outer side seal ring the limited ring groove A being arranged on the logical lid of bearing support adjustment; Described positioning means B by be arranged on bearing support lead to lid limited ring groove B and be arranged on inner side labyrinth ring positioning ring B coordinate form.
Preferably, described weep hole A and the diameter of weep hole B are 6mm.
3. beneficial effect
The technological scheme adopting the utility model to provide, compared with prior art, has following beneficial effect:
(1) the rolling mill bearing sealing configuration of a kind of improvement type of the present utility model, inventor is through knowhow for many years and research and analyse, gap originally between the logical lid of bearing support adjustment and outer side seal ring is 1mm, the bearing support gap led between lid and inner side labyrinth ring is also 1mm, two gaps are all too small, easy frictional heating and burn bearing, therefore, inventor is by two gap incrementally Adjustment Tests, through test repeatedly, be adjusted to 2mm and reach optimum efficiency, after adjustment, prevent the too small easy frictional heating in gap and burn bearing, extend the working life of bearing, decrease waste, and, the increase in gap does not improve lubricating grease in bearing support and oozes out, but because gap increases, decrease friction, improve manufacturing efficiency, the water entering labyrinth ring is on a small quantity discharged by the design of weep hole A and weep hole B immediately, and anti-sealing enters gap and gone out by lubricating grease in bearing support, greatly reduces the consumption of lubricating grease,
(2) the rolling mill bearing sealing configuration of a kind of improvement type of the present utility model, the quantity of weep hole A and weep hole B and the design of diameter, improve the drainage efficiency of weep hole;
(3) the rolling mill bearing sealing configuration of a kind of improvement type of the present utility model, the design in the fan section of 50 degree has taken into account few the oozing out and improve drainage efficiency two aspects as far as possible of lubricating grease;
(4) the rolling mill bearing sealing configuration of a kind of improvement type of the present utility model, the design of positioning means A and positioning means B, object is in order to control gap A and gap B is at 2mm;
(5) the rolling mill bearing sealing configuration of a kind of improvement type of the present utility model, the combination of limited ring groove A and positioning ring A and the combination of limited ring groove B and positioning ring B can distinguish effective control gap A and gap B at 2mm;
(6) the rolling mill bearing sealing configuration of a kind of improvement type of the present utility model, reasonable in design, principle is simple, is convenient to promote the use of.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is structural representation after the logical lid of bearing support of the present utility model adjustment amplifies;
Fig. 3 is structural representation after the logical lid of outer side seal ring embedded axle bearing of the present utility model adjustment;
Fig. 4 is structural representation after the logical lid of bearing support of the present utility model amplifies;
Fig. 5 is structural representation after the logical lid of inner side of the present utility model labyrinth ring embedded axle bearing;
Fig. 6 is A-A part structure for amplifying schematic diagram in Fig. 3;
Fig. 7 is B-B part structure for amplifying schematic diagram in Fig. 5.
Label declaration in schematic diagram: 10, the logical lid of bearing support adjustment; 11, outer side seal ring; 12, sector region A; 13, gap A; 14, weep hole A; 15, positioning ring A; 16, limited ring groove A; 20, the logical lid of bearing support; 21, inner side labyrinth ring; 22, sector region B; 23, gap B; 24, weep hole B; 25, positioning ring B; 26, limited ring groove B.
Embodiment
For understanding content of the present utility model further, by reference to the accompanying drawings the utility model is described in detail.
Embodiment 1
As shown in Figure 1, the rolling mill bearing sealing configuration of a kind of improvement type of the present embodiment, comprises the logical lid 10 (Φ 800mm) of bearing support adjustment, bearing support leads to lid 20 (Φ 400mm), outer side seal ring 11 (Φ 300mm) and inner side labyrinth ring 21 (Φ 300mm); Wherein: as shown in Figure 3, in the described logical lid 10 of outer side seal ring 11 embedded axle bearing adjustment, as shown in Figure 5, described inner side labyrinth ring 21 embedded axle bearing is led in lid 20, as shown in Figure 6, the described logical gap A13 between lid 10 and outer side seal ring 11 of bearing support adjustment is 2mm, and is respectively arranged with limited ring groove A16 and positioning ring A15 composition positioning means A; As shown in Figure 7, the gap B23 that described bearing support leads between lid 20 and inner side labyrinth ring 21 is also 2mm, is also respectively arranged with limited ring groove B26 and positioning ring B25 and forms positioning means B; As shown in Figure 2, described logical lid 10 lower end of bearing support adjustment is provided with weep hole A14; As shown in Figure 4, described bearing support leads to lid 20 lower end and is provided with weep hole B24, and described weep hole A14 and weep hole B24 is respectively 5, and the diameter of weep hole A14 and weep hole B24 is 6mm, is uniformly distributed respectively in sector region A12 and sector region B22; Described sector region A12 and sector region B22 is the fan section of 50 degree.
The rolling mill bearing sealing configuration of a kind of improvement type of the present embodiment, prevent the too small easy frictional heating in labyrinth ring gap and burn bearing, extend the working life of bearing, decrease waste, and the increase in gap does not cause lubricating grease in bearing support to ooze out, but because gap increases, decrease friction, improve manufacturing efficiency; The water entering labyrinth ring is on a small quantity discharged by the design of weep hole A and weep hole B immediately, and anti-sealing enters gap and gone out by lubricating grease in bearing support, greatly reduces the consumption of lubricating grease, and the consumption of bearing, reduces cost of production.
Embodiment 2
The rolling mill bearing sealing configuration of a kind of improvement type of the present embodiment, basic structure is with embodiment 1, and difference is: described weep hole A14 and weep hole B24 is respectively 1, and the diameter of weep hole A14 and weep hole B24 is 6mm.
The rolling mill bearing sealing configuration of a kind of improvement type of the present embodiment, in use, weep hole has blocking phenomenon, is owing to plugging weep hole when the foreign matter in bearing is gone out by analysis, illustrates that 1 diameter is that the weep hole of 6mm is less, is unfavorable for draining.
Schematically above be described the utility model and mode of execution thereof, this description does not have restricted, and also just one of the mode of execution of the present utility model shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the utility model and creating aim, design the mode of structure similar to this technological scheme and embodiment without creationary, protection domain of the present utility model all should be belonged to.
Claims (6)
1. a rolling mill bearing sealing configuration for improvement type, comprises the logical lid (10) of bearing support adjustment, the logical lid (20) of bearing support, outer side seal ring (11) and inner side labyrinth ring (21); Wherein: in the described logical lid (10) of outer side seal ring (11) embedded axle bearing adjustment, in the logical lid (20) of described inner side labyrinth ring (21) embedded axle bearing, it is characterized in that: the gap A (13) between the described logical lid (10) of bearing support adjustment and outer side seal ring (11) is 2mm, and the gap B (23) between the logical lid (20) of described bearing support and inner side labyrinth ring (21) is also 2mm; The described logical lid of bearing support adjustment (10) lower end is provided with weep hole A (14); The logical lid of described bearing support (20) lower end is provided with weep hole B (24).
2. the rolling mill bearing sealing configuration of a kind of improvement type according to claim 1, it is characterized in that: described weep hole A (14) and weep hole B (24) is respectively 5, be uniformly distributed in sector region A (12) and sector region B (22) respectively.
3. the rolling mill bearing sealing configuration of a kind of improvement type according to claim 2, is characterized in that: described sector region A (12) and sector region B (22) is the fan section of 50 degree.
4. the rolling mill bearing sealing configuration of a kind of improvement type according to claim 2, is characterized in that: described outer side seal ring (11) and the logical lid (10) of bearing support adjustment are provided with the positioning means A cooperatively interacted; Described inner side labyrinth ring (21) and the logical lid (20) of bearing support are also provided with the positioning means B cooperatively interacted.
5. the rolling mill bearing sealing configuration of a kind of improvement type according to claim 4, is characterized in that: described positioning means A is by being arranged on the limited ring groove A (16) that bearing support adjusts logical lid (10) and positioning ring A (15) cooperation being arranged on outer side seal ring (11) forms; Described positioning means B is made up of the limited ring groove B (26) being arranged on the logical lid (20) of bearing support and positioning ring B (25) cooperation that is arranged on inner side labyrinth ring (21).
6. the rolling mill bearing sealing configuration of a kind of improvement type according to claim 1 or 2 or 3 or 4 or 5, is characterized in that: described weep hole A (14) and the diameter of weep hole B (24) are 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420759168.6U CN204267732U (en) | 2014-12-05 | 2014-12-05 | A kind of rolling mill bearing sealing configuration of improvement type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420759168.6U CN204267732U (en) | 2014-12-05 | 2014-12-05 | A kind of rolling mill bearing sealing configuration of improvement type |
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| Publication Number | Publication Date |
|---|---|
| CN204267732U true CN204267732U (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420759168.6U Expired - Fee Related CN204267732U (en) | 2014-12-05 | 2014-12-05 | A kind of rolling mill bearing sealing configuration of improvement type |
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| Country | Link |
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| CN (1) | CN204267732U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906210A (en) * | 2017-12-08 | 2018-04-13 | 四川煤田地质局四机械厂 | A kind of sealing device and encapsulating method |
| CN110360228A (en) * | 2019-07-24 | 2019-10-22 | 李军 | A method of for controlling water content of lubricating oil amount in back-up chock |
-
2014
- 2014-12-05 CN CN201420759168.6U patent/CN204267732U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906210A (en) * | 2017-12-08 | 2018-04-13 | 四川煤田地质局四机械厂 | A kind of sealing device and encapsulating method |
| CN110360228A (en) * | 2019-07-24 | 2019-10-22 | 李军 | A method of for controlling water content of lubricating oil amount in back-up chock |
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