CN219692040U - Generator top bearing box - Google Patents
Generator top bearing box Download PDFInfo
- Publication number
- CN219692040U CN219692040U CN202321327636.8U CN202321327636U CN219692040U CN 219692040 U CN219692040 U CN 219692040U CN 202321327636 U CN202321327636 U CN 202321327636U CN 219692040 U CN219692040 U CN 219692040U
- Authority
- CN
- China
- Prior art keywords
- bearing box
- bearing
- generator
- rotating shaft
- oil
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims description 18
- 238000005461 lubrication Methods 0.000 claims description 14
- 239000003921 oil Substances 0.000 abstract description 42
- 239000010687 lubricating oil Substances 0.000 abstract description 10
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 abstract description 7
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract 1
- 239000005997 Calcium carbide Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 4
- 239000004519 grease Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to the technical field of wet acetylene production, in particular to a top bearing box of a generator, which comprises a generator body, wherein a rotating shaft is arranged in the generator body, a bearing box sleeved outside the upper end of the rotating shaft is fixedly arranged on the inner side of the upper part of the generator body, two bearings are sequentially sleeved between the inner side of the bearing box and the outer side of the upper end of the rotating shaft from top to bottom, a lubricating oil duct extending to the upper surface of the generator body from the other end is arranged on the inner wall of the bearing box corresponding to the position between the two bearings, a ring table is fixedly arranged on the inner side of the lower part of the bearing box, a first oil seal is sleeved on the outer side of the rotating shaft corresponding to the upper end position of the ring table, a second oil seal is sleeved on the outer side of the rotating shaft corresponding to the lower end of the ring table, the load resistance is improved through bearing reselection, at least one lubricating oil duct is arranged, the ring table is convenient for filling lubricating oil, the rotating shaft and the bearings are convenient to fix, and the first oil seal and the second oil seal are respectively arranged at the upper end and the lower end of the ring table so as to effectively prevent oil leakage and substances in the generator from entering the bearing box.
Description
Technical Field
The utility model relates to the technical field of wet acetylene production, in particular to a generator top bearing box.
Background
The acetylene generator is a main key device for producing wet acetylene gas, in the normal production process, calcium carbide enters water, wet acetylene gas generated by chemical reaction is accumulated at the top of the generator, and a bearing box at the top plays a role in supporting the rotation of a stirring shaft and also plays a role in isolating an internal system and an external system, so that the leakage of the acetylene gas is avoided, and the safety of a production device is related.
The bearing load of the rotating shaft bearing box commonly used at present is small, the shape selection is unreasonable, the service time is short, the overhaul and replacement workload is large, and the oiling is inconvenient in the bearing operation process, the lubricating grease can not fully lubricate two bearings, so that the corresponding bearing positions in the rotating shaft use process are seriously worn, the bottom oil seal is thin, the sealing effect is poor, the generator is easy to corrode, damage and lose efficacy, and the normal operation and the safety of the generator are seriously affected.
Disclosure of Invention
The utility model provides a generator top bearing box, which overcomes the defects of the prior art, and can effectively solve the problems that the bearing load of the existing generator top bearing box is small, oiling is inconvenient, lubricating grease cannot sufficiently lubricate two bearings, so that the bearing position is seriously worn in the using process of a rotating shaft, the bottom oil seal is thin, the sealing effect is poor, and the generator top bearing box is easy to be corroded, damaged and failed.
The technical scheme of the utility model is realized by the following measures: the utility model provides a generator top bearing box, including bearing box and generator body, this internal pivot that is equipped with of generator, generator body upper portion inboard fixed mounting has the bearing box of suit in the pivot upper end outside, from last two bearings to being equipped with down in proper order between the bearing box inboard and the pivot upper end outside, be equipped with the lubrication duct that the other end extends to generator body upper surface on the bearing box inner wall of position between corresponding two bearings, bearing box lower part inboard fixed mounting has the ring platform, the pivot outside seal cover of position between corresponding ring platform upper end and the below bearing lower extreme is equipped with first oil blanket, the pivot outside seal cover of corresponding ring platform lower extreme is equipped with the second oil blanket.
The following are further optimizations and/or improvements to the above-described inventive solution:
the upper end of the bearing box can be fixedly provided with a sealing gasket, the upper end of the sealing gasket corresponding to the lubricating channel is provided with a communicating hole which penetrates up and down, and the inner side of the upper part of the lubricating oil duct is in sealing threaded connection with an oiling screw plug.
At least 2 lubrication oil channels can be uniformly distributed on the inner wall of the bearing box at intervals along the circumference, and the lubrication oil channels are L-shaped.
The inner side of the annular table can be sleeved with a shaft sleeve, the outer side of the upper part of the shaft sleeve is sleeved on the inner side of the bearing, and the inner side of the shaft sleeve and the outer side of the upper part of the rotating shaft are fixedly installed together.
The lower side of the bearing box corresponding to the lower end position of the second oil seal can be fixedly provided with a bottom cover sleeved on the outer side of the rotating shaft.
The utility model has reasonable and compact structure and convenient use, improves the load resistance through the bearing re-selection, fully lubricates the two bearings by communicating the lubricating oil duct between the two bearings, improves the sealing property of the inside of the bearing box by the top sealing gasket, and has the characteristics of double oil seals, enhanced sealing effect of sealing acetylene gas calcium carbide slurry, and the annular gland is additionally arranged at the bottom of the oil seal, furthest preventing the calcium carbide slurry from directly contacting with the oil seal, reducing the damage of the calcium carbide slurry to the oil seal, protecting the integrity of the oil seal, prolonging the service period of the oil seal, protecting the rotating shaft by using the shaft sleeve, prolonging the service life of the rotating shaft, reducing the running cost of the device, and having the characteristics of safety, labor saving, simplicity and high efficiency.
Drawings
Fig. 1 is a schematic view of a front sectional structure of embodiment 1.
The codes in the drawings are respectively: 1 is a sealing gasket, 2 is a shaft sleeve, 3 is a lubricating oil duct, 4 is an oiling screw plug, 5 is a bearing, 6 is a rotating shaft, 7 is a bearing box, 8 is a bottom cover, 9 is a generator body, 10 is a ring table, 11 is a first oil seal, and 12 is a second oil seal.
Detailed Description
The present utility model is not limited by the following examples, and specific embodiments can be determined according to the technical scheme and practical situations of the present utility model.
In the present utility model, for convenience of description, the description of the relative positional relationship of each component is described according to the layout manner of fig. 1 of the specification, for example: the positional relationship of the front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The utility model is further described below with reference to examples and figures:
in the embodiment 1, as shown in fig. 1, the top bearing box of the generator comprises a generator body 9, a rotating shaft 6 is arranged in the generator body 9, a bearing box 7 sleeved outside the upper end of the rotating shaft 6 is fixedly arranged on the inner side of the upper part of the generator body 9, two bearings 5 are sequentially sleeved between the inner side of the bearing box 7 and the outer side of the upper end of the rotating shaft 6 from top to bottom, a lubricating oil duct 3 extending from the other end to the upper surface of the generator body 9 is arranged on the inner wall of the bearing box 7 corresponding to the position between the two bearings 5, a ring table 10 is fixedly arranged on the inner side of the lower part of the bearing box 7, a first oil seal 11 is sleeved outside the rotating shaft 6 corresponding to the position between the upper end of the ring table 10 and the lower end of the lowest bearing 5, and a second oil seal 12 is sleeved outside the rotating shaft 6 corresponding to the lower end of the ring table 10.
According to the demand, bearing 5 can be the cylindrical roller bearing of current well known, can reduce the wearing and tearing between pivot 6 and the bearing box 7 through using two disc bearings 5, increase of service life has been seted up lubricated oil duct 3, conveniently the filling lubricating oil, set up the ring platform 10 and conveniently fix a position first oil blanket 11 and second oil blanket 12, both ends set up first oil blanket 11 and second oil blanket 12 respectively about the ring platform 10, prevent effectively that the oil leak and prevent that the inside material of generator body 9 from getting into inside the bearing box 7, reduce wearing and tearing and the fault rate of bearing 5.
The generator top bearing box can be further optimized or/and improved according to actual needs:
in embodiment 2, as shown in fig. 1, this embodiment is further optimized in the above embodiment, a sealing pad 1 is fixed at the upper end of a bearing box 7, a communicating hole which is vertically penetrated is provided at the upper end of the sealing pad 1 corresponding to the position of a lubrication oil duct 3, and an oiling screw plug 4 is screwed on the inner side of the upper portion of the lubrication oil duct 3 in a sealing manner. The surface of the sealing gasket 1 is provided with communicating holes corresponding to the positions of the lubricating oil ducts 3, oil injection is convenient while the tightness of the device is ensured, and the inner side of the upper part of the lubricating oil duct 3 is in sealing threaded connection with an oil injection screw plug 4, so that lubricating grease is injected into the rotating shaft 6 in the rotating process.
In embodiment 3, as shown in fig. 1, this embodiment is a further optimization of the above embodiment, at least 2 lubrication oil channels 3 that are communicated with the inside and the outside are uniformly distributed on the inner wall of the bearing box 7 along the circumference at intervals, the lubrication oil channels 3 are L-shaped, at least 2 lubrication oil channels 3 are provided, and one end of the lubrication oil channel 3 is communicated to the middle of two bearings 5, so that both the upper and the lower bearings 5 can be fully lubricated, and abrasion and faults are reduced.
Embodiment 4, as shown in fig. 1, this embodiment is a further optimization of the above embodiment, the inner side of the ring table 10 is sleeved with the shaft sleeve 2, the upper outer side of the shaft sleeve 2 is sleeved on the inner side of the bearing 5, and the inner side of the shaft sleeve 2 and the upper outer side of the rotating shaft 6 are fixedly installed together. According to the demand, the inboard step form that is with pivot 6 outside assorted of axle sleeve 2, axle sleeve 2 lower part outside suit is inboard in first oil blanket 11 and the inboard of second oil blanket 12, makes things convenient for the installation of two model bearings 5.
Embodiment 5, as shown in fig. 1, this embodiment is a further optimization of the above embodiment, and a bottom cover 8 sleeved on the outer side of the rotating shaft 6 is fixedly installed on the lower side of the bearing box 7 corresponding to the lower end position of the second oil seal 12. Through at second oil blanket 12 lower extreme fixed mounting bottom 8, protect the oil blanket when further promoting the device leakproofness, avoid the foreign matter to corrode and damage the oil blanket, hoisting device life.
The technical characteristics form the embodiment of the utility model, have stronger adaptability and implementation effect, and can increase or decrease unnecessary technical characteristics according to actual needs so as to meet the requirements of different situations.
Claims (7)
1. The utility model provides a generator top bearing box, including the generator body, be equipped with the pivot in the generator body, its characterized in that still includes the bearing box, generator body upper portion inboard fixed mounting has the bearing box of suit in the pivot upper end outside, from last to being equipped with down two bearings in proper order between the bearing box inboard and the pivot upper end outside, be equipped with the lubrication duct that the other end extends to generator body upper surface on the bearing box inner wall of position between corresponding two bearings, bearing box lower part inboard fixed mounting has the ring platform, the pivot outside seal cover of position between corresponding ring platform upper end and the lower bearing lower extreme is equipped with first oil blanket, the pivot outside seal cover of corresponding ring platform lower extreme is equipped with the second oil blanket.
2. The generator top bearing box according to claim 1, wherein a sealing gasket is fixedly arranged at the upper end of the bearing box, a communicating hole which penetrates up and down is arranged at the upper end of the sealing gasket corresponding to the position of the lubrication channel, and an oiling screw plug is screwed on the inner side of the upper part of the lubrication oil duct in a sealing manner.
3. The generator top bearing box of claim 1 or 2, wherein the bearing box inner wall is circumferentially and uniformly provided with at least 2 lubrication oil channels, and the lubrication oil channels are L-shaped.
4. A generator top bearing cartridge according to claim 1 or claim 2, wherein the inner side of the annular table is provided with a sleeve, the outer side of the upper part of the sleeve is provided with the inner side of the bearing, and the inner side of the sleeve and the outer side of the upper part of the shaft are fixedly arranged together.
5. A generator top bearing cartridge according to claim 3, wherein the inner side of the annular table is provided with a sleeve, the outer side of the upper part of the sleeve is provided with the inner side of the bearing, and the inner side of the sleeve and the outer side of the upper part of the rotating shaft are fixedly arranged together.
6. The generator top bearing cartridge of claim 1, 2 or 5, wherein a bottom cover is fixedly installed at the lower side of the bearing cartridge corresponding to the lower end position of the second oil seal and sleeved at the outer side of the rotating shaft.
7. A generator top bearing cartridge according to claim 3, wherein a bottom cover fitted over the outside of the rotary shaft is fixedly installed on the underside of the bearing cartridge corresponding to the lower end position of the second oil seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321327636.8U CN219692040U (en) | 2023-05-29 | 2023-05-29 | Generator top bearing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321327636.8U CN219692040U (en) | 2023-05-29 | 2023-05-29 | Generator top bearing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219692040U true CN219692040U (en) | 2023-09-15 |
Family
ID=87962938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321327636.8U Active CN219692040U (en) | 2023-05-29 | 2023-05-29 | Generator top bearing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219692040U (en) |
-
2023
- 2023-05-29 CN CN202321327636.8U patent/CN219692040U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203352353U (en) | Bearing structure of double-fed wind-driven generator | |
| CN219692040U (en) | Generator top bearing box | |
| CN220702339U (en) | Maintenance-free roller | |
| CN201819544U (en) | Sealing device for jockey pulley bearing pack of rotary kiln | |
| CN213512075U (en) | Oil seal structure of air preheater guide bearing | |
| CN214743997U (en) | Multi-isolation protection combined sealing water, cyclone adapter and drilling machine | |
| CN212074242U (en) | Thrust wheel, lubricating system and heading machine | |
| CN209531030U (en) | A kind of improved beater breaks up disk mounting structure | |
| CN2177096Y (en) | Floating oil scraper ring for steam turbine | |
| CN201763667U (en) | Sliding bearing body structure of heavy-caliber double suction pump for chemical circulation | |
| CN220566581U (en) | Labyrinth end cover wear-resistant structure | |
| CN216952549U (en) | TBM driven roller structure convenient for lubricating oil filling | |
| CN219119800U (en) | Carbon fiber rinsing machine washing roller shaft end sealing device | |
| CN111810639B (en) | Self-lubricating grease discharging sealing ring and sealing device | |
| CN216975498U (en) | A new type of multi-channel sealing device for slewing bearing | |
| CN113915236B (en) | Lubricating floating oil seal structure of electric tricycle hub motor | |
| CN215980501U (en) | Sealing structure of kiln tail exhaust fan bearing seat | |
| CN214304503U (en) | Sealing device for fan bearing seat | |
| CN221164672U (en) | Mining scraper conveyor chain wheel assembly with lubricating device | |
| CN219866246U (en) | Wear-resistant sealing structure of grinding roller of vertical mill | |
| CN217440545U (en) | Balance hinge for crane | |
| CN209908988U (en) | Thrust oscillating bearing | |
| CN222229164U (en) | A new type of self-aligning clutch release bearing | |
| CN221587282U (en) | Bearing seat structure of bucket wheel device | |
| CN214888423U (en) | Upper gland of vertical bearing box and vertical bearing box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |