CN205025947U - A oil level balancing unit that is used for large -scale ball mill pinion shaft bearing - Google Patents
A oil level balancing unit that is used for large -scale ball mill pinion shaft bearing Download PDFInfo
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- CN205025947U CN205025947U CN201520698275.7U CN201520698275U CN205025947U CN 205025947 U CN205025947 U CN 205025947U CN 201520698275 U CN201520698275 U CN 201520698275U CN 205025947 U CN205025947 U CN 205025947U
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- ball mill
- horizontal channel
- shaft bearing
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Abstract
The utility model provides an oil level balancing unit that is used for large -scale ball mill pinion shaft bearing, include the cavity I that lies in the antifriction bearing both sides on the pinion shaft bearing, the cavity route of cavity II and intercommunication cavity I and cavity II, the upper end of cavity I and cavity II sets up the exhaust hole that is linked together with the atmosphere respectively, the cavity route has the horizontal channel of a setting in the antifriction bearing below, horizontal channel both ends tip do not set up with outside communicating drain, with discharge cavity I, lubricating oil and impurity among cavity II and the horizontal channel, demountable installation has the end cap on the drain. The utility model discloses the lubricating oil oil level of thoroughly having solved large -scale ball mill pinion shaft group is uneven, reveal, the smooth scheduling problem of oil return, has guaranteed the safety and stability operation of equipment, has prolonged the running life of equipment, and the utility model is suitable for an operation and the maintenance of all kinds of large -scale horizontal ball mill pinion shafts group.
Description
Technical field
The utility model belongs to grinding machine technical field, is specifically related to a kind of oil level balance device for large-size ball mill pinion shaft bearing.
Background technique
Day by day in short supply along with the energy in the world, in order to improve the effective rate of utilization of the energy, promote energy-conservation energy consumption, the specification of grinding machine is day by day to the future development of maximization, digitizing, precise treatment, and the specification of diameter and length also maximizes thereupon.The pinion bearing group of pebble mill is the critical component that fulcrum ball grinding machine rotates, and the pinion bearing of large-size ball mill adopts rolling bearing, is furnished with corresponding dilute oil lubrication station and lubricates it.Pebble mill run duration, need to rely on lubrication station constantly to provide low pressure lubricant oil, meet the lubrication needs of rolling bearing, the cavity of bearing support, when running up, can be divided into two, left and right independently cavity by bearing, in the process of lubricant oil natural flow, there is the unbalanced problem in both sides, after running a period of time, both sides oil level difference will be caused to become large, damage is caused to sealing, causes leakage, befouling environment, waste energy; Simultaneously some impurity of carrying of lubricant oil, owing to not removing timely and precipitate, repeatedly enter the circulatory system, can cause serious damage, cause wear out failure to bearing, arrange and equipment can be caused to stop production, cause very large economic loss.Further, when carrying out maintenance to equipment and carrying out oil sludge cleaning, often need whole bearing pack to disassemble to carry out, not only consuming time but also require great effort, and poor effect.In this case, be badly in need of a kind of safety and stability, reliably, accurately device balance the lubricant level of the bearing both sides run up, to meet the stable and high effective operation demand of large-size ball mill.
Model utility content
The purpose of this utility model is to provide a kind of oil level balance device for large-size ball mill pinion shaft bearing, during to solve large-size ball mill operation, bearing both sides lubricant level is uneven, the problem such as cause revealing and oil return is not smooth, and when maintaining, clearing up greasy filth impurity, need the whole axle group of a large amount of dismountings, and the problems such as the time and effort consuming caused, poor effect.
In order to solve the problems of the technologies described above, the technological scheme that the utility model adopts is: a kind of oil level balance device for large-size ball mill pinion shaft bearing, be included in pinion shaft bearing upper in the cavity I of rolling bearing both sides, the cavity path of cavity II and connection cavity I and cavity II, cavity I arranges with the upper end of cavity II exhaust port be connected with air respectively, cavity path has a horizontal channel be arranged on below rolling bearing, end, two ends, horizontal channel arranges the sewage draining exit communicated with outside respectively, to discharge cavity I, lubricant oil in cavity II and horizontal channel and impurity, sewage draining exit is detachably provided with plug.
Preferably, described sewage draining exit is provided with screw thread, and described plug is the plug screw with screw-thread fit.
Preferably, the horizontal channel of described cavity path is provided with two Vertical Channel, cavity I, cavity II is communicated with horizontal channel respectively.
Preferably, one end, horizontal channel of described cavity path arranges a Vertical Channel be communicated with cavity II, and the other end passes from cavity I, and cavity I is connected with horizontal channel.
Preferably, the diameter of the Vertical Channel be communicated with cavity I is less than or equal to the width of cavity I, and the diameter of the Vertical Channel be communicated with cavity II is less than or equal to the width of cavity II.
Preferably, the height of described cavity I bottom surface is not less than the least significant end of horizontal channel inwall.
The beneficial effects of the utility model are:
1, the utility model improves on the basis of existing bearing support, structure is simple, easy to use, when ensureing low-pressure thin oil lubrication, the lubricant oil of bearing both sides can flow, and balances to keep oil level, when oil return, also can meet and reflux smoothly, avoid the spilling of lubricant oil to leak, ensure the safe operation of rolling bearing, and the precipitation of impurity in horizontal channel in lubricant oil can be conducive to, run out bearing to avoid impurity to enter raceway.
2, in the utility model, two ends, horizontal channel are sewage draining exit, and use plug screw shutoff, both can avoiding leakage of oil, simultaneously when without the need to dismantling axle group, namely by opening plug screw, the greasy filth impurity precipitated in horizontal channel being cleared up, convenient and swift, cleaning effect is good.
3, in the utility model, Vertical Channel diameter is less than or equal to the width of the cavity be communicated with separately, can ensure that the oil return of rolling bearing both sides is unanimously smooth and easy.
4, the utility model thoroughly solve the lubricant level of large-size ball mill pinion shaft group uneven, reveal, the problem such as oil return is not smooth, ensure that the safe and stable operation of equipment, extend the service life of equipment, and the utility model is applicable to operation and the maintenance of all kinds of large-size horizontal pebble mill pinion shaft group.
Accompanying drawing explanation
Fig. 1 is the side view being provided with pinion shaft bearing of the present utility model.
Fig. 2 is the utility model structural representation in embodiment 1.
Fig. 3 is the utility model structural representation in example 2.
Mark in figure: 1, horizontal channel, 2, sewage draining exit, 3, Vertical Channel, 4, cavity II, 5, rolling bearing, 6, cavity I, 7, plug, 8, return opening.
Embodiment
Below in conjunction with accompanying drawing, by embodiment, the utility model is further described, but the utility model is not limited to following mode of execution.
Embodiment 1: as shown in Figure 2, be cavity I 6 and cavity II 4 in the both sides of rolling bearing 5, cavity I 6 is connected with air respectively with the upper end of cavity II 4, wherein, the diameter of cavity I 6 is greater than the diameter of cavity II 4, cavity path for being communicated with cavity I 6 and cavity II 4 comprises a horizontal channel 1 and two Vertical Channel 3, article one, Vertical Channel 3 lower end is communicated with horizontal channel 1, upper end is communicated with cavity I 6, another Vertical Channel 3 lower end is communicated with horizontal channel 1, upper end is communicated with cavity II 4, and the diameter of Vertical Channel 3 is all less than the width of connected cavity, described end, two ends, horizontal channel 1 arranges the sewage draining exit 2 be connected with the external world respectively, and in sewage draining exit 2 machining screw, shutoff is carried out as plug 7 with plug screw.
Embodiment 2: as shown in Figure 3, a kind of oil level balance device for large-size ball mill pinion shaft bearing, be cavity I 6 and cavity II 4 in the both sides of rolling bearing 5, cavity I 6 is connected with air respectively with the upper end of cavity II 4, wherein, the diameter of cavity I 6 is greater than the diameter of cavity II 4, and the basal surface position of cavity I 6 is lower than the basal surface position of cavity II 4, cavity path for being communicated with cavity I 6 and cavity II 4 comprises horizontal channel 1 and Vertical Channel 3, wherein, horizontal channel 1 is positioned at the below of rolling bearing 5, its one end is connected with the external world through after cavity I 6, and in its end machining screw, so that with plug screw as plug 7 to its shutoff, and, the inwall least significant end of horizontal channel 1 and the bottom surface of cavity I 6 flush, the other end of horizontal channel 1 is same to be connected with the external world and to process screw thread, use plug screw shutoff, connection horizontal channel, Vertical Channel 3 lower end 1, upper end is communicated with cavity II 4, and, Vertical Channel 3 diameter is less than the width of cavity II 4.
As shown in Figure 1, all have two return openings 8 and a sewage draining exit 2 in the side of each bearing support, therefore, each bearing support has four return openings 8 and two sewage draining exits 2.During oil return, the rarest two mouth oil returns 8 must be ensured, thus ensure the lubricant level balance of rolling bearing 5 both sides by horizontal channel 1.Sewage draining exit 2 is opened during maintenance, can the iron filings of cleaning precipitation rapidly and efficiently and the impurity such as greasy dirt, effectively can ensure the high-efficiency operation of bearing.
The utility model thoroughly solve the lubricant level of large-size ball mill pinion shaft group uneven, reveal, the problem such as oil return is not smooth, ensure that the safe and stable operation of equipment, extend the service life of equipment, and the utility model is applicable to operation and the maintenance of all kinds of large-size horizontal pebble mill pinion shaft group.
Claims (6)
1. the oil level balance device for large-size ball mill pinion shaft bearing, it is characterized in that: be included in pinion shaft bearing upper in the cavity I (6) of rolling bearing (5) both sides, the cavity path of cavity II (4) and connection cavity I (6) and cavity II (4), cavity I (6) arranges with the upper end of cavity II (4) exhaust port be connected with air respectively, cavity path has the horizontal channel (1) that is arranged on rolling bearing (5) below, horizontal channel (1) end, two ends arranges the sewage draining exit (2) communicated with outside respectively, to discharge cavity I (6), lubricant oil in cavity II (4) and horizontal channel (1) and impurity, sewage draining exit (2) is detachably provided with plug (7).
2. a kind of oil level balance device for large-size ball mill pinion shaft bearing according to claim 1, is characterized in that: described sewage draining exit (2) is provided with screw thread, and described plug (7) is the plug screw with screw-thread fit.
3. a kind of oil level balance device for large-size ball mill pinion shaft bearing according to claim 1, it is characterized in that: the horizontal channel (1) of described cavity path is provided with two Vertical Channel (3), cavity I (6), cavity II (4) is communicated with horizontal channel (1) respectively.
4. a kind of oil level balance device for large-size ball mill pinion shaft bearing according to claim 1, it is characterized in that: horizontal channel (1) one end of described cavity path arranges a Vertical Channel (3) be communicated with cavity II (4), the other end passes from cavity I (6), and cavity I (6) is connected with horizontal channel (1).
5. a kind of oil level balance device for large-size ball mill pinion shaft bearing according to claim 3, it is characterized in that: the diameter of the Vertical Channel (3) be communicated with cavity I (6) is less than or equal to the width of cavity I (6), the diameter of the Vertical Channel (3) be communicated with cavity II (4) is less than or equal to the width of cavity II (4).
6. a kind of oil level balance device for large-size ball mill pinion shaft bearing according to claim 4, is characterized in that: the height of described cavity I (6) bottom surface is not less than the least significant end of horizontal channel (1) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520698275.7U CN205025947U (en) | 2015-09-10 | 2015-09-10 | A oil level balancing unit that is used for large -scale ball mill pinion shaft bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520698275.7U CN205025947U (en) | 2015-09-10 | 2015-09-10 | A oil level balancing unit that is used for large -scale ball mill pinion shaft bearing |
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| Publication Number | Publication Date |
|---|---|
| CN205025947U true CN205025947U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520698275.7U Active CN205025947U (en) | 2015-09-10 | 2015-09-10 | A oil level balancing unit that is used for large -scale ball mill pinion shaft bearing |
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| CN (1) | CN205025947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023206716A1 (en) * | 2022-04-28 | 2023-11-02 | 中国华能集团清洁能源技术研究院有限公司 | Blower bearing block lubrication oil system |
-
2015
- 2015-09-10 CN CN201520698275.7U patent/CN205025947U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023206716A1 (en) * | 2022-04-28 | 2023-11-02 | 中国华能集团清洁能源技术研究院有限公司 | Blower bearing block lubrication oil system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |