CN207514087U - A kind of associated sealing arrangement for bearings and high-temperature melting salt pump and submerged pump including the device - Google Patents
A kind of associated sealing arrangement for bearings and high-temperature melting salt pump and submerged pump including the device Download PDFInfo
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- CN207514087U CN207514087U CN201721455770.0U CN201721455770U CN207514087U CN 207514087 U CN207514087 U CN 207514087U CN 201721455770 U CN201721455770 U CN 201721455770U CN 207514087 U CN207514087 U CN 207514087U
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- axle sleeve
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- protrusion
- sagittal plane
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Abstract
The utility model discloses a kind of associated sealing arrangement for bearings and high-temperature melting salt pump and submerged pump including the device, including the axle sleeve being mounted on transmission shaft, the outer ring installation bearing of axle sleeve is provided with seal disc below bearing；The sagittal plane of the axle sleeve lower end is equipped with the groove to cooperate and protrusion with the sagittal plane of bearing seal disk, while is uneven face in the axial face of seal disc and transmission shaft cooperation；Come resistance when increasing grease leakage in a manner that this between axle sleeve sagittal plane and seal disc sagittal plane is engaged similar to dentation, extend the path of grease flowing；When leakage path both ends pressure difference total loss, you can realize and bearing is fully sealed.
Description
Technical field
The utility model belongs to submerged pump technical field more particularly to a kind of associated sealing arrangement for bearings of high-temperature melting salt pump.
Background technology
Develop clean energy resource for ensureing energy security, promote environmental protection, reduce greenhouse gas emission, realize national warp
Ji sustainable development is of great significance.Solar light-heat power-generation is an important directions of utilization of new energy resources.At present, extensively should
The submerged pump used used in the grease lubrication room of the high-temperature melting salt pump in solar light-heat power-generation field or some fields, it is general
Store-through is in the bad phenomenon of sealing effect；The grease of water clock not only influences environmental sanitation, but also once enters fused salt storage tank, not only makes
Into huge economic loss, being carried out continuously for power generation can be also seriously affected.In addition, bearing in the case of oil starvation, can cause sternly
The mechanical breakdown of weight.
Utility model content
The utility model is to solve the above-mentioned problems, it is proposed that a kind of associated sealing arrangement for bearings and the high temperature melting including the device
Salt pump and other all kinds of submerged pumps.High-temperature melting salt pump and other all kinds of can effectively be solved using the structure of the utility model
Submerged pump bearing chamber grease dripping problems, not only make equipment and environment more clean, but also ensured the safety of fused salt storage tank.
Importantly, ensure that bearing will not operate in the case of oil starvation, few oil, the stabilization of equipment operation is greatly improved
Property.
To achieve these goals, the utility model adopts the following technical solution：
A kind of associated sealing arrangement for bearings, including the axle sleeve being mounted on transmission shaft, the outer ring installation bearing of axle sleeve, bearing lower section
It is provided with seal disc；The sagittal plane of the axle sleeve lower end and the sagittal plane of bearing seal disk are equipped with the groove that cooperates and convex
It rises, while is uneven face in the axial face of seal disc and transmission shaft cooperation；Pass through axle sleeve sagittal plane and seal disc sagittal plane
Between this mode similar to dentation engagement increase resistance during grease leakage, extend the path of grease flowing；When letting out
Leak channel both ends pressure difference total loss, you can realize and bearing is fully sealed.
Further, groove is equipped on the axle sleeve sagittal plane, protrusion, institute are equipped on the bearing seal disk
The protrusion stated is inserted into the groove.
Further, groove is equipped on the bearing seal disk, protrusion, institute are equipped on the axle sleeve sagittal plane
The protrusion stated is inserted into the groove.
Further, groove and protrusion are equipped on the bearing seal disk, is also set on the axle sleeve sagittal plane
There are protrusion and groove, the protrusion of bearing seal disk to be inserted into the groove of axle sleeve sagittal plane；The protrusion of axle sleeve sagittal plane is inserted into
In the groove of bearing seal disk.
Further, the groove and protrusion include multiple.
The utility model additionally provides a kind of high-temperature melting salt pump, and the sealing of bearing uses foregoing sealing device.
Further, the bearing inner circle coordinates with axle sleeve, bearing top circle fitted bearing body；The bearing body upper end with it is upper
Bearing cap connects；The bearing body lower end is connect with seal disc；The lower end of the seal disc is connect with lower ball cover.
Further, the upper end of the bearing inner circle is fixed on the bearing on axle sleeve by sleeve nut.
Further, the upper end of the axle sleeve is fixed on the axle sleeve on transmission shaft by sleeve nut.
Further, reinforced seal is housed between the lower ball cover and the transmission shaft.
Further, it is sealed between the upper ball cover and the transmission shaft equipped with felt.
Further, the side of the upper ball cover is equipped with oil filling pipe.
The invention also discloses a kind of submerged pump, the sealing of bearing uses foregoing sealing device.
The operation principle of the utility model is：
The protrusion and groove and seal disc set by seal disc with the sagittal plane that axle sleeve cooperates is matched with transmission shaft
The axial face of conjunction is equipped with multiple protrusions, to increase resistance during grease leakage.When leakage path both ends pressure difference total loss, i.e.,
It can be achieved to be fully sealed.
The felt installed in the reinforced seal installed in lower ball cover and upper ball cover, can effectively prevent extraneous dust and
Sundries enters bearing chamber, so as to avoid the damage that may be brought to bearing.
Compared with prior art, the utility model is equipped with multiple teeth in sealing side surface and endoporus and groove progress is close
Envelope；Unique structure, without friction, small power consumption, sealing effect is good, No leakage, Maintenance free, environmentally-friendly sanitary, stable, reliability
It is high；Thoroughly solves the problems, such as oil leak.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not form the improper restriction to the application for explaining the application.
Fig. 1 shows a kind of associated sealing arrangement for bearings schematic diagrames of high-temperature melting salt pump of the utility model；
In figure：1 transmission shaft, 2 upper ball covers, 3 sleeve nuts, 4 bearings, 5 seal discs, 6 lower ball covers, 7 felts, 8 axle sleeves
Nut, 9 oil filling pipes, 10 axle sleeves, 11 bearing bodies, 12 reinforced seals, 13 grooves, 14 protrusions, 15 uneven faces.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.It is unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
As background technology is introduced, it is widely used in the high-temperature molten salt in solar light-heat power-generation field in the prior art
The grease lubrication room of pump either other submerged pumps, the bad phenomenon of generally existing sealing effect.The grease of water clock not only influences ring
Border health, and once enter fused salt storage tank, not only cause huge economic loss, can also seriously affect power generation it is continuous into
Row.In addition, bearing in the case of oil starvation, can cause serious mechanical breakdown, the technical issues of in order to solve as above, the application
Propose a kind of associated sealing arrangement for bearings；In order to which the device is described in detail, embodiment part is right by taking high-temperature melting salt pump as an example
This patent illustrates；Due to submerged pump, in sealing, this block is similar to high-temperature melting salt pump, and those skilled in the art can directly apply, because
This, is omitted the introduction to submerged pump.
Embodiment 1
As shown in Figure 1, the associated sealing arrangement for bearings of high-temperature melting salt pump, including the axle sleeve 10 being mounted on transmission shaft 1, axle sleeve
Bearing 4 is installed in outer ring, and bearing inner circle coordinates with axle sleeve 10, bearing top circle fitted bearing body 11；11 upper end of bearing body with it is upper
Bearing cap 2 connects；11 lower end of bearing body is connect with seal disc 5；The lower end of the seal disc 5 is connect with lower ball cover 6.
Multiple grooves 13, the sagittal plane in 5 upper end of bearing seal disk are equipped on 10 sagittal planes of axle sleeve lower end
Multiple raised 14 are equipped with, the protrusion is inserted into the groove；Simultaneously in seal disc and the axial direction of transmission shaft cooperation
Face is uneven face 15；In a manner that this between axle sleeve sagittal plane and seal disc sagittal plane is engaged similar to dentation come
Increase resistance during grease leakage；When leakage path both ends pressure difference total loss, you can realize and bearing is fully sealed.
The arrangement of groove and protrusion is unrestricted, can arbitrary arrangement as needed.
There are many kinds of the generation types in uneven face 15, is set in the axial face directly coordinated in seal disc with transmission shaft
Raised either groove both sets protrusion on the face, is also provided with groove.
The upper end of bearing inner circle is fixed on the bearing on axle sleeve 10 by sleeve nut 8.
The upper end of axle sleeve 10 is fixed on the axle sleeve on transmission shaft by sleeve nut 3.Lower ball cover and the transmission shaft
Between be equipped with reinforced seal 12.It is sealed between the upper ball cover and the transmission shaft equipped with felt 7.The upper ball cover
Side be equipped with oil filling pipe 9.
Embodiment 2
Groove is equipped in embodiment 2 on the sagittal plane at the top of bearing seal disk, is equipped on the axle sleeve sagittal plane
Protrusion, protrusion are inserted into the groove；The protrusion is inserted into the groove；Remaining feature and embodiment 1
It is identical.
Embodiment 3
Groove and protrusion are equipped in embodiment 3 on the bearing seal disk, is also set on the axle sleeve sagittal plane
There are protrusion and groove, the protrusion of bearing seal disk to be inserted into the groove of axle sleeve sagittal plane；The protrusion of axle sleeve sagittal plane is inserted into
In the groove of bearing seal disk.Remaining feature is same as Example 1.
The protrusion and groove and and seal that the utility model is set by the sagittal plane that seal disc and axle sleeve cooperate
Disk and the axial face of transmission shaft cooperation are equipped with multiple protrusions, to increase resistance during grease leakage.When two side pressure of leakage path
Poor total loss, you can realization is fully sealed.
The felt installed in the reinforced seal installed in lower ball cover and upper ball cover, can effectively prevent extraneous dust and
Sundries enters bearing chamber, so as to avoid the damage that may be brought to bearing.
The foregoing is merely the preferred embodiments of the application, are not limited to the application, for the skill of this field
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of associated sealing arrangement for bearings, including the axle sleeve being mounted on transmission shaft, the outer ring installation bearing of axle sleeve, bearing lower section is set
It is equipped with seal disc；It is characterized in that, the sagittal plane of the sagittal plane of the axle sleeve lower end and bearing seal disk is equipped with and cooperates
Groove and protrusion, while the seal disc and transmission shaft cooperation axial face be uneven face.
2. associated sealing arrangement for bearings as described in claim 1, which is characterized in that groove is equipped on the axle sleeve sagittal plane,
Protrusion is equipped on the bearing seal disk, the protrusion is inserted into the groove.
3. associated sealing arrangement for bearings as described in claim 1, which is characterized in that groove is equipped on the bearing seal disk,
Protrusion is equipped on the axle sleeve sagittal plane, the protrusion is inserted into the groove.
4. associated sealing arrangement for bearings as described in claim 1, which is characterized in that on the bearing seal disk be equipped with groove and
Protrusion, also is provided with protrusion on the axle sleeve sagittal plane and groove, the protrusion of bearing seal disk are inserted into axle sleeve sagittal plane
In groove；The protrusion of axle sleeve sagittal plane is inserted into the groove of bearing seal disk.
5. the associated sealing arrangement for bearings as described in claim 1-4 is any, which is characterized in that the groove and protrusion includes more
It is a.
6. a kind of high-temperature melting salt pump, which is characterized in that its bearing seal is using any bearing seal dresses of claim 1-5
It puts.
7. high-temperature melting salt pump as claimed in claim 6, which is characterized in that the bearing inner circle coordinates with axle sleeve, bearing top circle
Fitted bearing body；The bearing body upper end is connect with upper ball cover；The bearing body lower end is connect with seal disc；The seal disc
Lower end connect with lower ball cover.
8. high-temperature melting salt pump as claimed in claim 7, which is characterized in that be equipped between the lower ball cover and the transmission shaft
Reinforced seal.
9. high-temperature melting salt pump as claimed in claim 7, which is characterized in that be equipped between the upper ball cover and the transmission shaft
Felt is sealed.
10. a kind of submerged pump, which is characterized in that its bearing seal is using any associated sealing arrangement for bearings of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721455770.0U CN207514087U (en) | 2017-11-03 | 2017-11-03 | A kind of associated sealing arrangement for bearings and high-temperature melting salt pump and submerged pump including the device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721455770.0U CN207514087U (en) | 2017-11-03 | 2017-11-03 | A kind of associated sealing arrangement for bearings and high-temperature melting salt pump and submerged pump including the device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207514087U true CN207514087U (en) | 2018-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721455770.0U Active CN207514087U (en) | 2017-11-03 | 2017-11-03 | A kind of associated sealing arrangement for bearings and high-temperature melting salt pump and submerged pump including the device |
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| CN (1) | CN207514087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833854A (en) * | 2021-08-25 | 2021-12-24 | 中国华能集团清洁能源技术研究院有限公司 | Seal assembly |
-
2017
- 2017-11-03 CN CN201721455770.0U patent/CN207514087U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833854A (en) * | 2021-08-25 | 2021-12-24 | 中国华能集团清洁能源技术研究院有限公司 | Seal assembly |
| CN113833854B (en) * | 2021-08-25 | 2024-02-06 | 中国华能集团清洁能源技术研究院有限公司 | Seal assembly |
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