CN207583675U - Guide bearing and vertical drainage pump - Google Patents
Guide bearing and vertical drainage pump Download PDFInfo
- Publication number
- CN207583675U CN207583675U CN201721778436.9U CN201721778436U CN207583675U CN 207583675 U CN207583675 U CN 207583675U CN 201721778436 U CN201721778436 U CN 201721778436U CN 207583675 U CN207583675 U CN 207583675U
- Authority
- CN
- China
- Prior art keywords
- outer sleeve
- inner ring
- guide bearing
- water
- peripheral wall
- 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.)
- Expired - Fee Related
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- 230000001681 protective effect Effects 0.000 claims abstract description 38
- 230000002093 peripheral effect Effects 0.000 claims abstract description 26
- 229920001971 elastomer Polymers 0.000 claims abstract description 6
- 239000005060 rubber Substances 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 5
- 230000000630 rising effect Effects 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 claims 1
- 229920003051 synthetic elastomer Polymers 0.000 description 15
- 239000005061 synthetic rubber Substances 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 230000001050 lubricating effect Effects 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 6
- 238000005461 lubrication Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229920001967 Metal rubber Polymers 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002427 irreversible effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a kind of guide bearing and vertical drainage pump; including outer sleeve and inner ring; the cross sectional shape perpendicular to wherein axis direction of outer sleeve is circular ring shape; inner ring is heat safe compounded rubber circle; outer sleeve is set in outside inner ring; outer sleeve is fixedly connected with inner ring; inner ring has the inner peripheral wall for surrounding the plug-in opening for inserting pump shaft protective cover; at least one water-flowing trough is provided on the inner peripheral wall of inner ring, the both ends of at least one water-flowing trough are extended respectively to along its length on two end faces of inner ring.Service life is long, safe and reliable.
Description
Technical field
The utility model is related to water pump field, in particular to a kind of guide bearing and vertical drainage pump.
Background technology
In the prior art, vertical drainage pump is widely used in power plant's saturated water conveying, vertical drainage pump and host synchronization operation,
Need twenty four hours continuous operation.Vertical drainage pump can even influence to lead when serious once breaking down will influence to produce
Machine safe operation.
The guide bearing of vertical drainage pump is set in the shaft of motor, and protective case is arranged with outside the shaft of motor, is oriented to
Bearing is set in outside protective case.In machine shaft motion process, the pump shaft protective cover of machine shaft and vertical drainage pump holds it
Between generate violent friction, vertical drainage pump generates irreversible vibrations, the outer wall serious wear of pump shaft protective cover, after abrasion
Deformation, it is impossible to it uses, meanwhile, it is deformed after the inner wall abrasion of guide bearing, the cooperation failure of guide bearing and protective case is vertical
Drainage pump can not work normally.
Inventor has found that traditional vertical drainage pump at least has the disadvantage that in use under study for action：
During the work time, the frictional force of protective case and guide bearing is big, and the rate of wear is fast for traditional vertical drainage pump, more
It changes frequently, increases cost.
Utility model content
The purpose of this utility model is to provide a kind of guide bearing, to improve traditional vertical drainage pump in the course of work
Middle guide bearing is acutely fragile because rubbing with protective case, and replacement frequency is high, increases the problem of cost.
The purpose of this utility model is to provide a kind of vertical drainage pump, to improve traditional vertical drainage pump worked
Guide bearing is acutely fragile because rubbing with protective case in journey, and replacement frequency is high, increases the problem of cost.
What the embodiment of the utility model was realized in：
Based on above-mentioned first purpose, the utility model provides a kind of guide bearing, including：
Outer sleeve, the cross sectional shape perpendicular to wherein axis direction of the outer sleeve for circular ring shape and
Inner ring, the inner ring are heat safe compounded rubber circle, and the outer sleeve is set in outside the inner ring, the housing
Cylinder is fixedly connected with the inner ring, and the inner ring has the inner peripheral wall for surrounding the plug-in opening for inserting pump shaft protective cover, institute
It states and at least one water-flowing trough is provided on the inner peripheral wall of inner ring, the both ends of at least one water-flowing trough are divided along its length
It does not extend on two end faces of the inner ring.
In the utility model preferred embodiment, the outer sleeve is integrally formed with the inner ring using Shooting Technique.
In the utility model preferred embodiment, the outer circle wall of the inner peripheral wall of the outer sleeve and the inner ring it
Between connected by concaveconvex structure.
In the utility model preferred embodiment, groove, the groove are provided on the inner peripheral wall of the outer sleeve
For continuous slot structure, the length direction of the groove is around the helically linear extension of the central axes direction of the outer sleeve.
In the utility model preferred embodiment, protrusion, the protrusion are provided on the inner peripheral wall of the outer sleeve
Protrusion direction along the outer sleeve radially-inwardly.
In the utility model preferred embodiment, the protrusion is raised line, and the length direction of the raised line is along described outer
The central axes direction extension of sleeve, the corresponding end face of the both ends of the raised line non-bulging outer sleeve along its length.
In the utility model preferred embodiment, recessed portion or/and lug boss are provided on the raised line.
In the utility model preferred embodiment, one end of the edge wherein axis direction of the outer sleeve is set as installing
End, the installation end are provided with mounting flange, more than two installation through-holes, the Method for Installation are provided on the mounting flange
The threaded hole for dismantling the guide bearing is provided on orchid.
In the utility model preferred embodiment, the length of the water-flowing trough is along the central axes direction of the inner ring in non-
Linear type extends.
Based on above-mentioned second purpose, the utility model provides a kind of vertical drainage pump, including housing, motor, protective case
And the guide bearing, the motor are installed in the housing, the protective case is set in outside the shaft of the motor,
The guide bearing is set in outside the protective case, and the guide bearing is fixedly connected with the housing.
The advantageous effect of the utility model embodiment is：
In conclusion the utility model embodiment provides a kind of guide bearing, and it is simple and reasonable, add convenient for manufacture
Work is installed with easy to use, meanwhile, which also has the advantages that at least as follows：
1st, guide bearing includes outer sleeve and inner ring, and inner ring is made of high temperature resistant synthetic rubber, i.e., the guide bearing is
The complex formed using metal and synthetic rubber, friction coefficient is 0.005 hereinafter, the power attenuation very little of guide bearing, leads
It is long to the service life of bearing；It, can be in the high temperature steam-water mixing below 260 degree since inner ring is using heat safe synthetic rubber
It works long hours in severe work condition environment, can bear instantaneous time does not have the startup friction of water lubrication；
2nd, preferably, internal damping is larger, can effectively prevent or slow down vibrations, noise for heat safe synthetic rubber elasticity
And impact, it ensure that guide bearing has good buffering, vibration suppression performance, noise can also reduce；In addition the deformation of synthetic rubber
It can also play the role of mitigating the stress effect of pump shaft, and play automatic aligning；
3rd, the service life of the guide bearing is long, at low cost, is suitable for large range promotion use.
Specifically, guide bearing provided in this embodiment, including outer sleeve and inner ring, inner ring uses heat safe synthesis rubber
Glue is made, and outer sleeve is set in outside inner ring, and outer sleeve and inner ring are integrally formed, in use, inner ring to be set in the protection of pump shaft
Set is outer, and inner ring is contacted with protective case, and the wearability of inner ring is good, and friction coefficient is small, and the abrasion between protective case is small, service life
It is long；Synthetic rubber has elastic deformability, can effectively prevent or slow down vibrations, noise and impact.
Vertical drainage pump provided in this embodiment includes above-mentioned guide bearing, has all excellent of above-mentioned guide bearing
Point.
Description of the drawings
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the schematic cross-sectional view of the guide bearing of the utility model embodiment；
Fig. 2 is the schematic top plan view of the guide bearing of the utility model embodiment；
Fig. 3 is the schematic diagram of the outer sleeve of the guide bearing of the utility model embodiment；
Fig. 4 is the schematic diagram of the distressed structure of the guide bearing of the utility model embodiment.
Icon：100- outer sleeves；110- concaveconvex structures；120- mounting flanges；130- installation through-holes；140- screw threads
Hole；200- inner rings；210- water-flowing troughs.
Specific embodiment
The guide bearing of vertical drainage pump is set in the shaft of motor, and protective case is arranged with outside the shaft of motor, is oriented to
Bearing is set in outside protective case.In machine shaft motion process, the pump shaft protective cover of machine shaft and vertical drainage pump holds it
Between generate violent friction, vertical drainage pump generates irreversible vibrations, the outer wall serious wear of pump shaft protective cover, after abrasion
Deformation, it is impossible to it uses, meanwhile, it is deformed after the inner wall abrasion of guide bearing, the cooperation failure of guide bearing and protective case is vertical
Drainage pump can not work normally.
In consideration of it, inventor devises a kind of guide bearing and vertical drainage pump, the wearability of inner ring 200 is good, friction
Coefficient is small, and the abrasion between protective case is small, can extend the service life of protective case；Synthetic rubber has elastic deformation energy
Power can effectively prevent or slow down vibrations, noise and impact.
Purpose, technical scheme and advantage to make the utility model embodiment are clearer, new below in conjunction with this practicality
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be configured to arrange and design with a variety of different.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need to that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that in term ", the orientation or position relationship of the instructions such as " outer "
For be based on orientation shown in the drawings or position relationship or the utility model product using when the orientation or position usually put
Relationship is for only for ease of description the utility model and simplifies description rather than instruction or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Put ", " installation ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the utility model can
To be combined with each other.
Embodiment 1
- Fig. 2 is please referred to Fig.1, present embodiments provides a kind of guide bearing, for being mounted on water pump.
Guide bearing provided in this embodiment, includes outer sleeve 100 and inner ring 200, and outer sleeve 100 is set in inner ring
Outside 200, when guide bearing is installed, inner ring 200 is set in outside the protective case on pump shaft, plays the role of positioning pump shaft.
In the present embodiment, outer sleeve 100 is made of metal material, outer sleeve 100 be cylindrical barrel, outer sleeve 100
The cross sectional shape perpendicular to wherein axis direction be circular ring shape.
In the present embodiment, inner ring 200 is made of heat safe synthetic rubber, and inner ring 200 is the nesperene washer of cylindricality,
Wherein, high temperature resistant refers to that inner ring 200 can bear 260 degrees Celsius of environment temperature, and inner ring 200 can be for a long time at such a temperature
Normal work.The cross sectional shape perpendicular to wherein axis direction of inner ring 200 is circular ring shape, and inner ring 200 has inner peripheral wall, interior
The inner peripheral wall of circle 200 defines the spliced eye being inserted into for pump shaft protective cover, and during installation, pump shaft protection is plugged on using spliced eye
Set is outer, realizes the positioning of pump shaft protective cover.It is provided at least one water-flowing trough 210 on the inner peripheral wall of inner ring 200, at least one
On two end faces in central axes direction that the both ends of water-flowing trough 210 extend respectively to inner ring 200 along its length, water-flowing trough
210 be straight slot structure, and during pump working, water-flowing trough 210 supplies lubricating liquid flow, realizes guideway and pump shaft protective cover
Lubrication and cooling, meanwhile, during pump working, general impurity can be along water-flowing trough 210 by water-flowing trough 210
Lubricating fluid washes away.
In the present embodiment, the water-flowing trough 210 that is arranged on the inner peripheral wall of inner ring 200 is provided with two or more, two with
On water-flowing trough 210 be intervally arranged around the central axes of inner ring 200, the water-flowing trough 210 of two or more is arranged in parallel.Every water flowing
Slot 210 is arc-shaped slot, and the cross sectional shape perpendicular to its length direction of every water-flowing trough 210 is arc-shaped.
For example, eight water-flowing troughs 210 are provided on the inner peripheral wall of inner ring 200.
In other embodiments, water-flowing trough 210 can not be straight line type groove, and water-flowing trough 210 is along its length direction in non-
Linear type extends.For example, water-flowing trough 210 be wave-shaped groove, i.e., water-flowing trough 210 undulate along its length extension or
Person, water-flowing trough 210 are fold-line-shaped slot, i.e., water-flowing trough 210 is in that fold-line-shaped extends along its length.Herein without arranging one by one
It lifts.Water-flowing trough 210 is set as to the slot structure of non-rectilinear extension, in the guide bearing course of work, the lubrication in water-flowing trough 210
The amount of flow of liquid is big, high lubricating effect.
Guide bearing provided in this embodiment has the advantages that at least as follows：
1st, guide bearing includes outer sleeve 100 and inner ring 200, and inner ring 200 is made of high temperature resistant synthetic rubber, i.e., this is led
It is the complex formed using metal and synthetic rubber to bearing, friction coefficient is 0.005 hereinafter, the power attenuation of guide bearing
Very little, the service life of guide bearing are long；It, can be in the height below 260 degree since inner ring 200 uses heat safe synthetic rubber
It works long hours in the severe work condition environment of warm steam-water mixing, can bear instantaneous time does not have the startup friction of water lubrication；Generally
Impurity can be embedded in synthetic rubber, can be imported in water-flowing trough 210 along the revolution of groove and be washed away by lubricating fluid.Protection pump
One of protective shaft jacket is not damaged the characteristics of being this guide bearing；
2nd, preferably, internal damping is larger, can effectively prevent or slow down vibrations, noise for heat safe synthetic rubber elasticity
And impact, it ensure that guide bearing has good buffering, vibration suppression performance, noise can also reduce；In addition the deformation of synthetic rubber
It can also play the role of mitigating the stress effect of pump shaft, and play automatic aligning；
3rd, the service life of the guide bearing is long, at low cost, is suitable for large range promotion use.
It should be noted that compounded rubber can be, but not limited to be fluorubber.
Embodiment 2
It present embodiments provides one kind and please refers to Fig.1-Fig. 4, present embodiments provide a kind of guide bearing, for installing
On water pump.
Guide bearing provided in this embodiment, includes outer sleeve 100 and inner ring 200, and outer sleeve 100 is set in inner ring
Outside 200, when guide bearing is installed, inner ring 200 is set in outside the protective case on pump shaft, plays the role of positioning pump shaft.
In the present embodiment, outer sleeve 100 is made of metal material, outer sleeve 100 be cylindrical barrel, outer sleeve 100
The cross sectional shape perpendicular to wherein axis direction be circular ring shape.
In the present embodiment, inner ring 200 is made of heat safe synthetic rubber, and inner ring 200 is the nesperene washer of cylindricality,
Wherein, high temperature resistant refers to that inner ring 200 can bear 260 degrees Celsius of environment temperature, and inner ring 200 can be for a long time at such a temperature
Normal work.The cross sectional shape perpendicular to wherein axis direction of inner ring 200 is circular ring shape, and inner ring 200 has inner peripheral wall, interior
The inner peripheral wall of circle 200 defines the spliced eye being inserted into for pump shaft protective cover, and during installation, pump shaft protection is plugged on using spliced eye
Set is outer, realizes the positioning of pump shaft protective cover.It is provided at least one water-flowing trough 210 on the inner peripheral wall of inner ring 200, at least one
On two end faces in central axes direction that the both ends of water-flowing trough 210 extend respectively to inner ring 200 along its length, water-flowing trough
210 be straight slot structure, and during pump working, water-flowing trough 210 supplies lubricating liquid flow, realizes guideway and pump shaft protective cover
Lubrication and cooling, meanwhile, during pump working, general impurity can be along water-flowing trough 210 by water-flowing trough 210
Lubricating fluid washes away.
In the present embodiment, the water-flowing trough 210 that is arranged on the inner peripheral wall of inner ring 200 is provided with two or more, two with
On water-flowing trough 210 be intervally arranged around the central axes of inner ring 200, the water-flowing trough 210 of two or more is arranged in parallel.Every water flowing
Slot 210 is arc-shaped slot, and the cross sectional shape perpendicular to its length direction of every water-flowing trough 210 is arc-shaped.
For example, eight water-flowing troughs 210 are provided on the inner peripheral wall of inner ring 200.
In other embodiments, water-flowing trough 210 can not be straight line type groove, and water-flowing trough 210 is along its length direction in non-
Linear type extends.For example, water-flowing trough 210 be wave-shaped groove, i.e., water-flowing trough 210 undulate along its length extension or
Person, water-flowing trough 210 are fold-line-shaped slot, i.e., water-flowing trough 210 is in that fold-line-shaped extends along its length.Herein without arranging one by one
It lifts.Water-flowing trough 210 is set as to the slot structure of non-rectilinear extension, in the guide bearing course of work, the lubrication in water-flowing trough 210
The amount of flow of liquid is big, high lubricating effect.
In the present embodiment, inner ring 200 and outer sleeve 100 are integrally formed.For example, inner ring 200 and outer sleeve 100 are using note
Modeling is integrally formed.
Further, connected between the outer circle wall of the inner peripheral wall of outer sleeve 100 and inner ring 200 by concaveconvex structure 110
It connects.Increase the bond strength of inner ring 200 and outer sleeve 100, in use, inner ring 200 will not be 100 turns relative to outer sleeve
It is dynamic, it is safe and reliable.
Optionally, it is provided with groove on the inner peripheral wall of outer sleeve 100, groove is continuous slot structure, the length of groove
Direction is around the helically linear extension of the central axes direction of outer sleeve 100.Inner ring 200 is moulded in the inner peripheral wall of outer sleeve 100
Afterwards concaveconvex structure 110 is formd in grooved position.
In other embodiments, it is provided with protrusion on the inner peripheral wall of outer sleeve 100, raised protrusion direction is along outer sleeve
100 radially-inwardly.Protrusion is raised line, and the length direction of raised line extends along the central axes direction of outer sleeve 100, the both ends of raised line
The corresponding end face of non-bulging outer sleeve 100 along its length, further, on raised line is provided with recessed portion or convex
The portion of rising.
In the present embodiment, one end of the edge wherein axis direction of outer sleeve 100 is set as installation end, and installation end is provided with peace
Flange 120 is filled, more than two installation through-holes 130 is provided on mounting flange 120, is provided with to tear open on mounting flange 120
Unload the threaded hole 140 of guide bearing.The housing of guide bearing and water pump is connected using mounting flange 120, connection mode is stablized
Reliably, meanwhile, threaded hole 140 is provided on mounting flange 120, when needing to dismantle guide bearing, screw rod is screwed onto screw thread
In hole 140, screw rod is rotated, screw rod is connected on the housing of water pump, is rotated further screw rod, will be oriented under the action of reaction force
Bearing jacks up, and guide bearing is detached with housing, and convenient disassembly is quick, saves labour.
It should be noted that compounded rubber can be, but not limited to be fluorubber.
Embodiment 3
Present embodiments provide a kind of vertical drainage pump, include above-described embodiment provide guide bearing, further include housing,
Motor, protective case, motor are installed in housing, and protective case is set in outside the shaft of motor, and guide bearing is set in outside protective case,
Guide bearing is fixedly connected with the casing.Vertical drainage pump is smaller than horizontal drainage pump floor space, and cavitation amount is small, so in water pump
Portion's destructiveness is also small, improves the service life of water pump.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of guide bearing, which is characterized in that including：
Outer sleeve, the cross sectional shape perpendicular to wherein axis direction of the outer sleeve for circular ring shape and
Inner ring, the inner ring are heat safe compounded rubber circle, and the outer sleeve is set in outside the inner ring, the outer sleeve with
The inner ring is fixedly connected, and the inner ring has the inner peripheral wall for surrounding the plug-in opening for inserting pump shaft protective cover, described interior
At least one water-flowing trough is provided on the inner peripheral wall of circle, the both ends of at least one water-flowing trough are prolonged respectively along its length
It extends on two end faces of the inner ring.
2. guide bearing according to claim 1, which is characterized in that the outer sleeve uses Shooting Technique with the inner ring
It is integrally formed.
3. guide bearing according to claim 2, which is characterized in that the inner peripheral wall of the outer sleeve and the inner ring
It is connected between outer circle wall by concaveconvex structure.
4. guide bearing according to claim 3, which is characterized in that be provided with ditch on the inner peripheral wall of the outer sleeve
Slot, the groove are continuous slot structure, and the length direction of the groove surrounds the central axes direction of the outer sleeve helically
Threadiness extension.
5. guide bearing according to claim 3, which is characterized in that be provided on the inner peripheral wall of the outer sleeve convex
Rise, the protrusion direction of the protrusion along the outer sleeve radially-inwardly.
6. guide bearing according to claim 5, which is characterized in that described raised for raised line, the length side of the raised line
Extend to along the central axes direction of the outer sleeve, pair of the both ends of the raised line non-bulging outer sleeve along its length
The end face answered.
7. guide bearing according to claim 6, which is characterized in that recessed portion or convex is provided on the raised line
The portion of rising.
8. according to the guide bearing described in any one of claim 1-7, which is characterized in that the outer sleeve along its axis
The one end in line direction is set as installation end, and the installation end is provided with mounting flange, on the mounting flange setting there are two with
On installation through-hole, the threaded hole for dismantling the guide bearing is provided on the mounting flange.
9. according to the guide bearing described in any one of claim 1-7, which is characterized in that the length of the water-flowing trough is along institute
The central axes direction for stating inner ring extends in nonlinear type.
10. a kind of vertical drainage pump, which is characterized in that including housing, motor, protective case and according in claim 1-9 appoint
Guide bearing described in one, the motor are installed in the housing, and the protective case is set in outside the shaft of the motor,
The guide bearing is set in outside the protective case, and the guide bearing is fixedly connected with the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721778436.9U CN207583675U (en) | 2017-12-19 | 2017-12-19 | Guide bearing and vertical drainage pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721778436.9U CN207583675U (en) | 2017-12-19 | 2017-12-19 | Guide bearing and vertical drainage pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207583675U true CN207583675U (en) | 2018-07-06 |
Family
ID=62738839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721778436.9U Expired - Fee Related CN207583675U (en) | 2017-12-19 | 2017-12-19 | Guide bearing and vertical drainage pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207583675U (en) |
-
2017
- 2017-12-19 CN CN201721778436.9U patent/CN207583675U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 |