CN206221336U - Sliding bearing and water pump - Google Patents
Sliding bearing and water pump Download PDFInfo
- Publication number
- CN206221336U CN206221336U CN201621183597.9U CN201621183597U CN206221336U CN 206221336 U CN206221336 U CN 206221336U CN 201621183597 U CN201621183597 U CN 201621183597U CN 206221336 U CN206221336 U CN 206221336U
- Authority
- CN
- China
- Prior art keywords
- overcoat
- inner sleeve
- sliding bearing
- water pump
- bearing according
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 239000000463 material Substances 0.000 claims abstract description 13
- 229910000881 Cu alloy Inorganic materials 0.000 claims abstract description 9
- 239000000956 alloy Substances 0.000 claims abstract description 8
- 239000010935 stainless steel Substances 0.000 claims abstract description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 8
- 238000005461 lubrication Methods 0.000 claims description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 239000010439 graphite Substances 0.000 claims description 13
- 229910002804 graphite Inorganic materials 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 11
- 239000010865 sewage Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The utility model provides a slide bearing and water pump. The utility model discloses slide bearing, include: an outer sleeve and an inner sleeve; the outer sleeve is fixedly connected with a shaft support of the water pump; the inner sleeve is in clearance fit with the outer sleeve, and the inner sleeve can rotate relative to the outer sleeve; the inner surface of the inner sleeve is provided with a key groove used for being connected with a rotating shaft of the water pump; the outer sleeve is made of a copper alloy material, and the inner sleeve is made of a stainless steel material. The utility model discloses slide bearing's sliding friction is less, has prolonged slide bearing's life and change cycle, has practiced thrift manufacturing cost and cost of maintenance. Use the utility model discloses slide bearing's water pump life increases, and production efficiency improves.
Description
Technical field
The utility model is related to pump technology, more particularly to a kind of sliding bearing and water pump.
Background technology
In oil field operation production, oil gas can take many sewage out of when extracting out, sewage after treatment, by horizontal flood
Infusion enters underground.Wherein, sliding bearing with the rotating shaft of horizontal flood pump rotate together when, sliding bearing with respect to bracing strut turn
It is dynamic.
On the one hand, produced in sliding bearing relative axle holder pivots and rub and occur abrasion.On the other hand, sliding bearing
With the water directly contact for being injected back into underground, due to being injected back into the water of underground with a certain amount of mineral grain, these particles can enter to be slided
Between dynamic bearing and bracing strut, accelerate the abrasion of sliding bearing.
Existing sliding bearing is copper material, and the bracing strut of horizontal flood pump is cast steel material.The use of sliding bearing
The lost of life, it is necessary to often maintenance, waste time and energy, cause producing cost higher.After pump shaft sliding bearing is because of wear out failure, meeting
Causing horizontal flood pump cannot work on, and cause oil well to stop production.
Utility model content
The utility model provides a kind of sliding bearing and water pump, to overcome existing sliding bearing due to the bracing strut with water pump
Between abrasion and fail, need to often repair and producing cost increase, cause sliding bearing service life reduction problem.
The utility model provides a kind of sliding bearing and water pump, and sliding bearing includes：Overcoat and inner sleeve；
The overcoat is fixedly connected with the bracing strut of water pump；
The inner sleeve coordinates with the overcoat gap, and the inner sleeve can be rotated relative to the overcoat；
The inner surface setting of the inner sleeve has the keyway being connected for the rotating shaft with water pump；
The overcoat is Cu alloy material, and the inner sleeve is stainless steel material.
Alternatively, outer the putting is provided with multiple lubrication portions, graphite is provided with each described lubrication portion, described interior
Set relative to the overcoat rotates when, the graphite is for lubricating the overcoat with the contact surface of the inner sleeve.
Alternatively, the lubrication portion is the annular groove being arranged on the inner surface of the overcoat.
Alternatively, the annular groove is three, and the annular groove spaced set.
Alternatively, the lubrication portion is the multiple rectangular recess being arranged on the inner surface of the overcoat.
Alternatively, the centerline axis parallel of the rectangular recess and the overcoat.
Alternatively, multiple rectangular recess annulars are distributed on the overcoat inner surface.
Alternatively, the lubrication portion is the multiple through holes set on the sleeve side wall.
Alternatively, the through hole is circle, and multiple through holes are distributed on outside described and put.
Further, the sliding bearing described in a kind of water pump, including claim any one of 1-9.
The utility model sliding bearing, is arranged on the bracing strut of water pump by overcoat interference fit, inner sleeve and water pump
Rotating shaft key is installed togather.In water pump rotation process, the rotating shaft of water pump drives inner sleeve to rotate, and is produced between inner sleeve and overcoat
Raw sliding friction, the inner sleeve of stainless steel material protects the rotating shaft of water pump not frayed, and inner sleeve is only produced to the overcoat of Copper alloy material
Raw abrasion, extends overcoat service life, and then extends service life and the replacement cycle of sliding bearing, save production cost and
Maintenance cost.Meanwhile, extension uses the service life of the water pump of sliding bearing in the utility model, improve production efficiency.
Brief description of the drawings
The profile one of the sliding bearing that Fig. 1 is provided for the utility model；
The profile two of the sliding bearing that Fig. 2 is provided for the utility model；
Fig. 3 is the structural representation one that lubrication portion is put outside the utility model；
Fig. 4 is the structural representation two that lubrication portion is put outside the utility model；
Fig. 5 is the structural representation three that lubrication portion is put outside the utility model.
Specific embodiment
Sewage after treatment, underground is entered by horizontal flood infusion.Impeller in the rotating shaft drive rotating shaft of water pump is together
Rotate, and then water is injected underground.Wherein, the rotating shaft of the fixed water pump of bracing strut support of water pump, sliding bearing lubricating fixes water
The rotating shaft of pump.In order to be effectively improved the operating efficiency and production maintenance cost of water pump, sliding bearing can be improved.
The profile one of the sliding bearing that Fig. 1 is provided for the utility model, the sliding bearing that Fig. 2 is provided for the utility model
Profile two, wherein, Fig. 1 and Fig. 2 is the cross-sectional view in the horizontal direction of rotating shaft 4 along water pump, and Fig. 2 is to slide
Bearing be connected with water pump after cross-sectional view.As depicted in figs. 1 and 2, the sliding bearing of the present embodiment can include：Outward
Set 1 and inner sleeve 2；Overcoat 1 is fixedly connected with the bracing strut 3 of water pump；Inner sleeve 2 coordinates with the gap of overcoat 1, and inner sleeve 2 can phase
Overcoat 1 is rotated；The inner surface setting of inner sleeve 2 has the keyway 5 being connected for the rotating shaft 4 with water pump；Overcoat 1 is copper alloy material
Material, inner sleeve 2 is stainless steel material.
Specifically, the bracing strut 3 of the overcoat 1 of the sliding bearing and water pump can use interference fit, can keep overcoat 1 with
The bracing strut 3 of water pump is maintained static.Gap coordinates between inner sleeve 2 and overcoat 1 so that inner sleeve 2 can be rotated relative to overcoat 1.It is interior
The inner surface setting of set 2 has the keyway 5 being connected for the rotating shaft 4 with water pump, and inner sleeve 2 is coordinated with the rotating shaft 4 of water pump by key.Key
The length of groove 5 should be less than or equal to the length of inner sleeve 2, and the length of keyway 5 keeps the length one with inner sleeve 2 in the present embodiment
Cause, fixation is played by placing key in keyway 5, ensure that inner sleeve 2 is rotated together with the rotating shaft 4 of water pump.
Thus, in pump working, only inner sleeve 2 rotates the axle for producing sliding friction, overcoat 1 and water pump relative to overcoat 1
Abrasion is not produced between support 3 and the rotating shaft 4 of inner sleeve 2 and water pump between.Inner sleeve 2 can be protected using the material of stainless steel
The rotating shaft 4 of water pump is not frayed, and inner sleeve 2 only produces abrasion to the overcoat 1 of Copper alloy material.The degree of wear of the sliding shaft is big
Big to reduce, compared in the prior art, the friction between the bracing strut 3 of sliding bearing and water pump produces abrasion and fails, and needs every
The sliding bearing of abrasion will be disassembled every 2-3 month and change new sliding bearing into.The sliding axle provided in the present embodiment
Hold service life and the replacement cycle increases, producing cost is greatly reduced.
The present embodiment sliding bearing, is arranged on the bracing strut of water pump by overcoat interference fit, and inner sleeve turns with water pump
Axle key is installed togather.In water pump rotation process, the rotating shaft of water pump drives inner sleeve to rotate, and is produced between inner sleeve and overcoat
Sliding friction, the inner sleeve of stainless steel material protects the rotating shaft of water pump not frayed, and inner sleeve is only produced to the overcoat of Copper alloy material
Abrasion, extends overcoat service life, and then extends service life and the replacement cycle of sliding bearing, saves production cost and dimension
Accomplish this.Meanwhile, extension uses the service life of the water pump of sliding bearing in the present embodiment, improve production efficiency.
Further, in order to reduce the degree of wear of the inner sleeve 2 to overcoat 1, the effective extension service life of overcoat 1 can be
Multiple lubrication portions 11 are provided with overcoat 1, graphite 12 is provided with each lubrication portion 11.When inner sleeve 2 is rotated relative to overcoat 1,
Graphite 12 is used to lubricate the contact surface of overcoat 1 and inner sleeve 2.Graphite 12 enters between inner sleeve 2 and overcoat 1, to inner sleeve 2 and overcoat 1
Between sliding friction be lubricated, so as to alleviate the abrasion between inner sleeve 2 and overcoat 1, so as to extend the sliding bearing
Service life and maintenance time, effectively reduce producing cost.
The lubrication portion 11 set on overcoat 1 in the present embodiment can have multiple structural forms, and Fig. 3 is the utility model overcoat
The structural representation one in lubrication portion 11 on 1, Fig. 4 is the structural representation two in lubrication portion 11 on the utility model overcoat 1, and Fig. 5 is
The structural representation three in lubrication portion 11 on the utility model overcoat 1, as shown in Fig. 3, Fig. 4 and Fig. 5, in turn below to lubrication portion 11
Three kinds of structure types carry out detailed explanation.
In a kind of possible implementation, lubrication portion 11 is the annular groove being arranged on the inner surface of overcoat 1.Annular
Groove is three, and annular groove spaced set.
Specifically, the lubrication portion 11 being arranged on overcoat 1 can be provided in the annular groove of the inner surface of overcoat 1, including
When set 2 is relatively rotated with overcoat 1, the Zhou Junneng of outer surface one of inner sleeve 2 touches lubrication portion 11, the energy of graphite 12 in lubrication portion 11
Enough is sufficiently that inner sleeve 2 and overcoat 1 lubricate, and in order that the outer surface of inner sleeve 2 more can be in contact with lubrication portion 11, will
Multiple annular grooves it is uniform and it is equidistant be arranged on the inner surface of overcoat 1, wherein, the optimal number of annular groove is three.
In alternatively possible implementation, lubrication portion 11 is that the multiple rectangles being arranged on the inner surface of overcoat 1 are recessed
Groove.The centerline axis parallel of rectangular recess and overcoat 1.
Rectangular recess annular is dispersed on the inner surface of overcoat 1.
Specifically, the rectangular recess of the setting form in lubrication portion 11 and the centerline axis parallel of overcoat 1, in inner sleeve 2 and overcoat 1
During relative rotation, inner sleeve 2 is vertical relative to the direction of motion of the rectangular recess in lubrication portion 11, so rotated in inner sleeve 2
During more fully can be contacted with the graphite 12 in rectangular recess, graphite 12 is entered between inner sleeve 2 and overcoat 1, improve
Lubricant effect between inner sleeve 2 and overcoat 1.
In another possible implementation, lubrication portion 11 is the multiple through holes set on the side wall of overcoat 1.
Multiple through holes can be polygon or circle.
Alternatively, through hole is circle, and multiple manholes are distributed on overcoat 1.
Specifically, lubrication portion 11 is set to multiple through holes, can be easy to be processed on overcoat 1 and be easy to the peace of graphite 12
Put.Multiple manholes can be directly to be obtained by way of drilling, and its processing mode is simple, convenient, and production cost is relatively low.
On the basis of above-described embodiment, the present embodiment also provides a kind of water pump, and the water pump includes above-mentioned sliding bearing.
The sliding shaft that water pump is used is made up of inner sleeve 2 and overcoat 1, and the material that overcoat 1 is used is copper alloy, and the material of inner sleeve 2 is not for
Rust steel.When the rotating shaft 4 of water pump starts to rotate, connect because inner sleeve 2 is bonded with the rotating shaft 4 of water pump, inner sleeve 2 can turning with water pump
Axle 4 is rotated together, and due to the interference fit of bracing strut 3 of overcoat 1 and water pump, both are fixedly connected, thus inner sleeve 2 can be relative to
Overcoat 1 is rotated and produces sliding friction.The inner sleeve 2 of stainless steel material protects the rotating shaft 4 of water pump not frayed, only to copper alloy material
The overcoat 1 of matter produces abrasion.But multiple lubrication portions 11 are set on the overcoat 1 of sliding bearing, lubrication portion 11 built with graphite 12,
Graphite 12 can substantially reduce the friction between the inner sleeve 2 of sliding shaft and overcoat 1, can effectively extend sliding shaft in water pump
Use time, while also just extending the service life of water pump, improves production efficiency.
Finally it should be noted that：Various embodiments above is only used to illustrate the technical solution of the utility model, rather than it is limited
System；Although being described in detail to the utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of sliding bearing, it is characterised in that including：Overcoat and inner sleeve；
The overcoat is fixedly connected with the bracing strut of water pump；
The inner sleeve coordinates with the overcoat gap, and the inner sleeve can be rotated relative to the overcoat；
The inner surface setting of the inner sleeve has the keyway being connected for the rotating shaft with water pump；
The overcoat is Cu alloy material, and the inner sleeve is stainless steel material.
2. sliding bearing according to claim 1, it is characterised in that outer the putting is provided with multiple lubrication portions, each
Graphite is provided with the lubrication portion, when the inner sleeve is rotated relative to the overcoat, the graphite is used to lubricate the overcoat
With the contact surface of the inner sleeve.
3. sliding bearing according to claim 2, it is characterised in that the lubrication portion is the interior table for being arranged on the overcoat
Annular groove on face.
4. sliding bearing according to claim 3, it is characterised in that the annular groove is three, and the annular is recessed
Groove spaced set.
5. sliding bearing according to claim 2, it is characterised in that the lubrication portion is the interior table for being arranged on the overcoat
Multiple rectangular recess on face.
6. sliding bearing according to claim 5, it is characterised in that the central axis of the rectangular recess and the overcoat
It is parallel.
7. sliding bearing according to claim 6, it is characterised in that multiple rectangular recess annulars are distributed on described outer
Set inner surface.
8. sliding bearing according to claim 2, it is characterised in that the lubrication portion is to be set on the sleeve side wall
Multiple through holes.
9. sliding bearing according to claim 8, it is characterised in that the through hole is circle, multiple through holes are uniform
On the outer set.
10. a kind of water pump, it is characterised in that including the sliding bearing described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621183597.9U CN206221336U (en) | 2016-10-27 | 2016-10-27 | Sliding bearing and water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621183597.9U CN206221336U (en) | 2016-10-27 | 2016-10-27 | Sliding bearing and water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206221336U true CN206221336U (en) | 2017-06-06 |
Family
ID=58789515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621183597.9U Active CN206221336U (en) | 2016-10-27 | 2016-10-27 | Sliding bearing and water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206221336U (en) |
-
2016
- 2016-10-27 CN CN201621183597.9U patent/CN206221336U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |