CN205745291U - A kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing - Google Patents
A kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing Download PDFInfo
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- CN205745291U CN205745291U CN201620398097.0U CN201620398097U CN205745291U CN 205745291 U CN205745291 U CN 205745291U CN 201620398097 U CN201620398097 U CN 201620398097U CN 205745291 U CN205745291 U CN 205745291U
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Abstract
A kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing, including profile of tooth sealing ring, felt circle, sealing clamp, hold-down bolt, clamp nut, regulation bolt and seal retainer ring, seal retainer ring level is located at the outside of bearing case, sealing clamp is bolted to the horizontal end of seal retainer ring by regulation, make sealing clamp, the gasket groove that longitudinal section is U-shaped is formed between bearing case and seal retainer ring, profile of tooth sealing ring and felt circle are each provided in gasket groove, it is provided with spring regulating device in the bottom of profile of tooth sealing ring, hold-down bolt and clamp nut coordinate the outside being located at sealing clamp, for carrying out located lateral for profile of tooth sealing ring and felt circle after spring regulating device longitudinally regulation in gasket groove.This utility model solves oil leakage, dust invasion, improves stability and the reliability of dry method ball mill transmission, extends the life cycle of slide shoe bearing, reduces maintenance of equipment and changes.
Description
Technical field
This utility model relates to the sealing device technical field of dry method ball mill, a kind of for the double-deck adjustable sealing device between dry method ball mill slide shoe bearing crawler shoe cover and rotating part slip ring.
Background technology
In the industrial departments such as dry method ball mill is mine, building materials, chemical industry, metallurgical the most generally, the most general milling equipment, the seal arrangement form between its slide shoe bearing crawler shoe cover and rotating part slip ring is a key factor of relation dry method ball mill operating quality.The oil leakage that easily causes irrational sealing means causes and causes slide shoe bearing poor working environment inside on-the-spot pollution, dust invasion slide shoe bearing, so that torr watt bearing capacity declines, even cause the problems such as a watt temperature rise, equipment stop jumping, tile kilning, therefore, seek to improve dry method ball mill equipment dependability, extend the life cycle of dry method ball mill, the method stopping oil pollution, it is achieved dry method ball mill " good reliability, environmental protection " target has become as a vital task.
At present, the main sealing structure of existing dry method ball mill slide shoe bearing is felt seal ring, and felt is by Rigid Plates Under Compression and is bolted to outside crawler shoe cover, and felt internal diameter is close to rotating part slip ring external diameter, prevents lubricating oil from overflowing from the gap of slip ring with bearing cage.Felt materials is half common and braid wool, along with in grinding machine slip ring rotary course, easily weares and teares, and on the one hand makes its seal clearance be gradually increased, makes felt lose sealability, causes oil leakage, on-the-spot seriously polluted, it is difficult to management；On the other hand dust impurities and the wool felt that wears away carefully cut easily along with felt gap location invade slide shoe bearing internal at, pollution lubricating oil, oil quality is made to be deteriorated, between impact torr watt and slip ring, oil film is formed, thus cause the Local Dry friction between Tuo Wa and slip ring, promoting watt temperature rise and equipment stop jumping, serious also can cause tile kilning.Lubricating oil after simultaneously polluting easily makes the Hydraulic Elements of lubricating system occur damaging, so that transmission is unstable reliably, shortens equipment life, causes stopping production maintenance and greater loss.
Dry method ball mill operating reliability is improved it is thus desirable to a kind of, reduce oil pollution, prevent the double-deck adjustable sealing device that dust is invaded, reach the purpose effectively sealed, to improving grinding machine site environment, of crucial importance for improving the life-span of slide shoe bearing, the aspect such as cost-effective.
Utility model content
In order to solve above-mentioned technical problem, this utility model provides a kind of for the double-deck adjustable sealing device between dry method ball mill slide shoe bearing crawler shoe cover and rotating part slip ring.This sealing device solves the difficult problem such as oil leakage, dust invasion at dry method ball mill slide shoe bearing, improve stability and the reliability of dry method ball mill transmission, extend the life cycle of slide shoe bearing, reduce maintenance of equipment to change, stop oil pollution, it is achieved that the target of dry method ball mill " good reliability, environmental protection ".
nullThis utility model is for solving above-mentioned technical problem，Be the technical scheme is that a kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing，This sealing device is arranged between bearing case and slip ring，Described sealing device includes profile of tooth sealing ring、Felt circle、Sealing clamp、Hold-down bolt、Clamp nut、Regulation bolt and seal retainer ring，Wherein，Seal retainer ring is horizontally set on the outside of bearing case，Sealing clamp is bolted to the horizontal end of seal retainer ring by regulation，Make sealing clamp、The gasket groove that a longitudinal section is U-shaped is formed between bearing case and seal retainer ring，Described profile of tooth sealing ring and felt circle are arranged in this gasket groove，Wherein，Profile of tooth sealing ring is located close to the side of bearing case，Felt circle is located close to the side of sealing clamp，Described profile of tooth sealing ring offers groove together on the end face contacted with slip ring，The longitudinal section of profile of tooth sealing ring is L-shaped，Felt circle is arranged on the inside of profile of tooth sealing ring L-shaped structure，And the top of felt circle is the most concordant with the top of profile of tooth sealing ring，Bottom at profile of tooth sealing ring，It is additionally provided with one for the spring regulating device providing the sealing radial force upwards holding out against slip ring for profile of tooth sealing ring and felt circle，Described hold-down bolt and clamp nut are equipped with the outside at sealing clamp，Hold-down bolt one end holds out against on the end face of felt circle after sequentially passing through the through hole of nut bore and sealing clamp，For carrying out located lateral for profile of tooth sealing ring and felt circle after spring regulating device longitudinally regulation in gasket groove.
One is all offered for the groove housing seal grease near the left and right sides of slip ring one end at profile of tooth sealing ring.
Described seal retainer ring is weldingly fixed on the outside of bearing case.
Described regulation bolt plugs the inside being fixed on seal retainer ring, and seal retainer ring is being additionally provided with packing ring with regulating on the end face that bolt is connected.
The material of described profile of tooth sealing ring is neoprene.
Beneficial effect:
1, double-deck adjustable sealing device of the present utility model, the multi-sealed mode such as elastic packing and profile of tooth sealing of employing, ensure that the good lubrication of slide shoe bearing and the reliable operating of dry mill, achieving the technical goal of dry mill greenization, good reliability, device entirety has the advantage such as highly versatile, good, the low cost of manufacture of adaptability, improves the operating reliability of dry method ball mill, reduce labor intensity, improve production efficiency, decrease environmental pollution, beneficially the distributing rationally of resource.
2, this utility model uses the dust-proof double-layer sealing structure of scalable, spring deformation can overcome parts machining error, circle when equipment alignment error and slip ring operating is beated, ensure to reliably seal, and again make sealing ring compress laminating by regulation compressing structure after profile of tooth ring wear, i.e. prevent oil product to reveal and dust invasion, extend again the service life of sealing device.
3, double-deck adjustable sealing device of the present utility model uses scalable dust seal mode, and sealing effectiveness is good, on the one hand builds the environment of hermetically drying for dry method ball mill, prevents oil leakage, stop oil pollution；On the other hand prevent external dust impurity from entering crawler shoe cover, contaminated product, keep the cleaning of torr watt and slip ring contact surface, it is to avoid the continuous high temperature that Tuo Wa thus results in.To improving the stability of dry method ball mill operating, extending the life cycle of slide shoe bearing, reduce maintenance of equipment cost, save substantial amounts of manpower and time etc. and play an important role.
Accompanying drawing explanation
Fig. 1 is of the present utility model to arrange positional structure schematic diagram；
Fig. 2 is structural representation of the present utility model；
Graphical indicia: 1, slip ring, 2, sealing device, 201, profile of tooth sealing ring, 202, felt circle, 203, sealing clamp, 204, hold-down bolt, 205, clamp nut, 206, regulation bolt, 207, packing ring, 208, spring regulating device, 209, seal retainer ring, 210, groove, 3, bearing case, 4, Tuo Wa.
Detailed description of the invention
Sweeping as a example by coal mill by wind below, the utility model is described in more detail in conjunction with the accompanying drawings and embodiments:
As shown in the figure, a kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing of the present utility model, it is arranged on wind and sweeps between coal mill sliding bearing housing 3 and slip ring 1, using the dust-proof double-layer sealing structure of scalable, sealing device 2 is made up of profile of tooth sealing ring 201, felt circle 202, sealing clamp 203, hold-down bolt 204, clamp nut 205, regulation bolt 206, packing ring 207, spring regulating device 208, seal retainer ring 209.nullWherein seal retainer ring 209 is welded on the outside of bearing case 3，Sealing clamp 203 is fixed on seal retainer ring 209 by regulation bolt 206，And form, with bearing case 3, the structure that longitudinal section is U-type groove，Profile of tooth sealing ring 201 and felt circle 202 are arranged in U-type groove，Profile of tooth sealing ring 201 is located close to bearing case 3 side，Felt circle 202 is positioned close to sealing clamp 203 side，The longitudinal section of profile of tooth sealing ring 201 is L-shaped，And bearing case 3 is close on two limits of L-shaped structure profile of tooth sealing ring 201 respectively and seal retainer ring 209 is arranged，Described felt circle 202 is arranged on the top on L-shaped structure profile of tooth sealing ring 201 base，The side of felt circle 202 is close to sealing clamp 203 and is arranged，And the top of felt circle 202 is the most concordant with the top of profile of tooth sealing ring 201，Profile of tooth sealing ring 201 is provided with spring regulating device 208 in the bottom being positioned at U-type groove，Profile of tooth sealing ring 201 is regulated by spring、Laminating degree between felt circle 202 and slip ring 1，Thus avoid lubricating oil to leak at sealing device.
Described double-deck adjustable sealing device 2, ground floor profile of tooth sealing ring 201 contact surface is provided with minor groove, and this groove not only has dust reduction capability, and oil also can be stoped to outflow.Second layer felt circle 202 compresses profile of tooth sealing ring 201 and stops oil outwards to overflow further and the dust impurities invasion of outside.Spring regulating device 208 is assemblied in the outer ring of profile of tooth sealing ring 201, and automatic impaction sealing ring stops oil outwards to overflow and the invasion of dust further diametrically.In spring regulating device 208, spring elastic deformation can overcome parts machining error, equipment alignment error, it is ensured that reliably seals.Sealing ring can be again made to compress laminating slip ring 1 by regulation spring regulating device 208 after profile of tooth sealing ring 201 abrasion, not only ensure that reliable sealing property but also extend the service life of double-deck adjustable sealing device 2, oil pollution is prevented, it is to avoid torr watt 4 continuous high temperatures thus resulted in from structure.
Described profile of tooth sealing ring 201 material is neoprene, and this material has wear-resisting and resistant to elevated temperatures feature, it is possible to ensure its serviceability.The profile of tooth sealing ring 201 inner radius left and right sides is provided with an opening U-shaped groove 210 outwardly, installs initial stage, grease in groove 210, it is possible to increase sealing effectiveness.
Described regulation bolt plugs the inside being fixed on seal retainer ring, and seal retainer ring is being additionally provided with packing ring 207 with regulating on the end face that bolt is connected.
Under conditions of dry method ball mill work under bad environment, good lubrication and the stability sealed for improve dry method ball mill operation, avoid that the torr watt temperature thereby resulted in is too high and the potential safety hazards such as equipment stop jumping, tile kilning, extend the life cycle of dry method ball mill slide shoe bearing, save maintenance and the cost changed, stopped oil pollution, it is achieved that greenization produces and has great importance.
This utility model has highly versatile, low cost of manufacture, strong adaptability, labor intensity is low, production efficiency is high, use the features such as cycle length, dry method ball mill reliability are high, pollution is few, is suitable for promoting the use of.
Claims (4)
- null1. the double-deck adjustable sealing device for dry method ball mill slide shoe bearing，This sealing device (2) is arranged between bearing case (3) and slip ring (1)，It is characterized in that: described sealing device (2) includes profile of tooth sealing ring (201)、Felt circle (202)、Sealing clamp (203)、Hold-down bolt (204)、Clamp nut (205)、Regulation bolt (206) and seal retainer ring (209)，Wherein，Seal retainer ring (209) is horizontally set on the outside of bearing case (3)，Sealing clamp (203) is fixed on the horizontal end of seal retainer ring (209) by regulation bolt (206)，Make sealing clamp (203)、The gasket groove that a longitudinal section is U-shaped is formed between bearing case (3) and seal retainer ring (209)，Described profile of tooth sealing ring (201) and felt circle (202) are arranged in this gasket groove，Wherein，Profile of tooth sealing ring (201) is located close to the side of bearing case (3)，Felt circle (202) is located close to the side of sealing clamp (203)，Described profile of tooth sealing ring (201) offers one groove on the end face contacted with slip ring (1)，The longitudinal section of profile of tooth sealing ring (201) is L-shaped，Felt circle (202) is arranged on the inside of profile of tooth sealing ring (201) L-shaped structure，And the top of felt circle (202) is the most concordant with the top of profile of tooth sealing ring (201)，It is additionally provided with in the bottom of profile of tooth sealing ring (201) and provides active force upwards to hold out against the spring regulating device (208) that slip ring (1) realizes sealing for profile of tooth sealing ring (201) and felt circle (202)，Described hold-down bolt (204) and clamp nut (205) are equipped with the outside in sealing clamp (203)，Hold-down bolt (204) one end holds out against after sequentially passing through the through hole of nut bore and sealing clamp (203) on the end face of felt circle (202) for profile of tooth sealing ring (201) and felt circle (202) are carried out located lateral.
- A kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing the most according to claim 1, it is characterised in that: all offer one for the groove (210) housing seal grease at profile of tooth sealing ring (201) near the left and right sides of slip ring (1) one end.
- A kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing the most according to claim 1, it is characterised in that: described seal retainer ring (209) is weldingly fixed on the outside of bearing case (3).
- A kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing the most according to claim 1, it is characterized in that: described regulation bolt (206) plugs the inside being fixed on seal retainer ring (209), and seal retainer ring (209) is being additionally provided with packing ring (207) with regulating on the end face that bolt (206) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620398097.0U CN205745291U (en) | 2016-05-05 | 2016-05-05 | A kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620398097.0U CN205745291U (en) | 2016-05-05 | 2016-05-05 | A kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing |
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| CN205745291U true CN205745291U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620398097.0U Active CN205745291U (en) | 2016-05-05 | 2016-05-05 | A kind of double-deck adjustable sealing device for dry method ball mill slide shoe bearing |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165944A (en) * | 2017-06-27 | 2017-09-15 | 太仓望虞机械科技有限公司 | A kind of rolling bearing of adjustable sealing |
| CN111396558A (en) * | 2020-03-23 | 2020-07-10 | 共享智能铸造产业创新中心有限公司 | Sealing adjusting mechanism |
| WO2021163387A1 (en) * | 2020-02-11 | 2021-08-19 | Greene, Tweed Technologies, Inc. | Felt wiper seal with energized spring |
-
2016
- 2016-05-05 CN CN201620398097.0U patent/CN205745291U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107165944A (en) * | 2017-06-27 | 2017-09-15 | 太仓望虞机械科技有限公司 | A kind of rolling bearing of adjustable sealing |
| WO2021163387A1 (en) * | 2020-02-11 | 2021-08-19 | Greene, Tweed Technologies, Inc. | Felt wiper seal with energized spring |
| CN111396558A (en) * | 2020-03-23 | 2020-07-10 | 共享智能铸造产业创新中心有限公司 | Sealing adjusting mechanism |
| CN111396558B (en) * | 2020-03-23 | 2022-06-24 | 共享智能装备有限公司 | Sealing adjusting mechanism |
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