CN207634510U - A kind of thrust bearing shoe valve with Novel tile facial contour - Google Patents
A kind of thrust bearing shoe valve with Novel tile facial contour Download PDFInfo
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- CN207634510U CN207634510U CN201720180764.2U CN201720180764U CN207634510U CN 207634510 U CN207634510 U CN 207634510U CN 201720180764 U CN201720180764 U CN 201720180764U CN 207634510 U CN207634510 U CN 207634510U
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- thrust bearing
- bearing shoe
- fan
- shoe valve
- scalloped bevel
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- 230000001815 facial effect Effects 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a kind of thrust bearing shoe valves with Novel tile facial contour, the thrust bearing shoe valve is formed as fan-shaped, the internal diameter of the thrust bearing shoe valve is R1, outer diameter is R2, the cornerite of the thrust bearing shoe valve is α, the side of the thrust bearing shoe valve is formed as plane, the other side of the thrust bearing shoe valve includes fan-shaped plan, first scalloped bevel and the second scalloped bevel, the fan-shaped plan is parallel with another side plane of the thrust bearing shoe valve, first scalloped bevel and second scalloped bevel are respectively provided at the fan-shaped plan both sides, plane tilts to the internal diameter direction of the two lateral thrust bearing shoe valves and extends where first scalloped bevel and second scalloped bevel are respectively relative to the fan-shaped plan.The opening and closing characteristic and bearing capacity of thrust bearing shoe valve are adjusted by the cornerite and height of projection that change fan-shaped plan according to thrust bearing shoe valve of the utility model with Novel tile facial contour, to reduce the fretting wear on start-up course middle (center) bearing surface, prolong the service life, and manufacture difficulty is low.
Description
Technical field
The utility model is related to thrust bearing technical fields, more particularly, to a kind of pushing away with Novel tile facial contour
Power watt.
Background technology
Tilting thrust bearing is widely used in the key areas such as hydroelectric generation, nuclear power and ship, a portion operation
Environmental requirement tilting thrust bearing can adapt to the operation in positive and negative two kinds of directions, currently, to improve bearing opening performance, reduce
Tiling fretting wear and staring torque, the tilting thrust bearing thrust tile-base surface employed in positive and negative rotation operation are generally arc
Shape cylinder outline, however the processing technology of the thrust bearing shoe valve of this arc cylinder outline is complicated, production efficiency is relatively low, and batch production is difficult
Degree is high, and the curved face processing on especially some large scale bearing shell surfaces is particularly difficult, and the thrust axis of other profiles in the related technology
Such as clinoplain segmental bearing, zigzag segmental bearing are held, can not preferably be applied in the operating mode for needing positive and negative rotation, and
And do not improve particularly in terms of the fretting wear for reducing staring torque and reduction start-up course.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.
For this purpose, the utility model proposes a kind of thrust bearing shoe valve with Novel tile facial contour, the structure of the thrust bearing shoe valve it is simple plus
Work is simple for process and difficulty is low, can reduce thrust surface friction abrasion and adjustment staring torque, extends the service life of thrust bearing shoe valve,
And can preferably it be applied in the operating mode for needing positive and negative rotation of thrust bearing.
According to the thrust bearing shoe valve with Novel tile facial contour in the utility model face, the thrust bearing shoe valve is formed as fan-shaped, described
The internal diameter of thrust bearing shoe valve is R1, and the cornerite of outer diameter R2, the thrust bearing shoe valve are α, and the side of the thrust bearing shoe valve is formed as plane, described
The other side of thrust bearing shoe valve includes fan-shaped plan, the first scalloped bevel and the second scalloped bevel, the fan-shaped plan and the thrust
Watt another side plane it is parallel, first scalloped bevel and second scalloped bevel are respectively provided at the fan-shaped plan two
Side, first scalloped bevel and second scalloped bevel are respectively relative to the fan-shaped plan place plane to two lateral institutes
The internal diameter direction for stating thrust bearing shoe valve tilts extension.
Thrust bearing shoe valve according to the present utility model with Novel tile facial contour, by by the fan-shaped plan and thrust of thrust bearing shoe valve
Watt a side plane be arranged in parallel, and the first scalloped bevel and the second scalloped bevel are respectively relative to fan-shaped plan to two
Side tilts extension to the internal diameter direction of thrust bearing shoe valve, so that the first scalloped bevel and the second scalloped bevel are flat with sector respectively
Face shape has a certain degree, by change fan-shaped plan cornerite and height of projection adjust thrust bearing shoe valve opening and closing characteristic with
And bearing capacity, to reduce the fretting wear on start-up course middle (center) bearing surface, prolong the service life, in the related technology
Heart support construction cambered surface watt is compared, under the premise of adapting to different working conditions needs, it is ensured that is had with cambered surface watt suitable
Opening characteristic and bearing capacity, and substantially reduce manufacturing process difficulty, improve production efficiency.
In addition, the thrust bearing shoe valve according to the present utility model with Novel tile facial contour, can also have following additional skill
Art feature：
The cornerite of one embodiment according to the present utility model, the fan-shaped plan is β 1, first scalloped bevel
Cornerite is β 2, and the cornerite of second scalloped bevel is β 3, and β 2 and β 3 is equal or different.
One embodiment according to the present utility model, β 2 and β 3 are respectively greater than β 1.
One embodiment according to the present utility model, the inside edge of first scalloped bevel and outer edge and the sector
The angle formed between plane is φ 1 and ψ 1, the inside edge of second scalloped bevel and outer edge and the fan-shaped plan it
Between the angle that is formed be φ 2 and ψ 2, φ 1 and φ 2 is equal or different, and ψ 1 and ψ 2 is equal or different.
One embodiment according to the present utility model, first scalloped bevel and second scalloped bevel are relative to institute
Fan-shaped plan is stated to be symmetrical arranged.
One embodiment according to the present utility model, the outside of the fan-shaped plan and first scalloped bevel or described
The difference in height in the outside of the second scalloped bevel is 5-10 μm.
The utility model has the beneficial effects that：The utility model provides a kind of thrust bearing shoe valve with Novel tile facial contour,
By the way that a side plane of the fan-shaped plan of thrust bearing shoe valve and thrust bearing shoe valve is arranged in parallel, and the first scalloped bevel and second is fan-shaped
Inclined-plane is respectively relative to internal diameter direction of the fan-shaped plan to both sides, to thrust bearing shoe valve and tilts extension, so that the first scalloped bevel
It has a certain degree respectively with fan-shaped plan shape with the second scalloped bevel, by the cornerite and height of projection tune that change fan-shaped plan
The opening and closing characteristic and bearing capacity of whole thrust bearing shoe valve, to reduce the fretting wear on start-up course middle (center) bearing surface, prolong
Long life, compared with central support structure cambered surface watt in the related technology, in the premise for adapting to different working conditions needs
Under, it is ensured that there is comparable opening characteristic and bearing capacity with cambered surface watt, and substantially reduce manufacturing process difficulty, improve
Production efficiency.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
Fig. 1 is the schematic diagram according to the thrust bearing shoe valve with Novel tile facial contour of the utility model embodiment；
Fig. 2 is the vertical view according to the thrust bearing shoe valve with Novel tile facial contour of the utility model embodiment；
Fig. 3 is the stereogram according to the thrust bearing shoe valve with Novel tile facial contour of the utility model embodiment；
Fig. 4 is the motion state schematic diagram according to the thrust bearing shoe valve with Novel tile facial contour of the utility model embodiment.
Reference numeral：
100：Thrust bearing shoe valve；
10：First scalloped bevel；20：Second scalloped bevel；30：Fan-shaped plan；
200：Thrust disc runner plate.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings.Below by
The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and should not be understood as new to this practicality
The limitation of type.
Specifically described first below in conjunction with attached drawing 1 to Fig. 3 has Novel tile facial contour according to the utility model embodiment
Thrust bearing shoe valve 100.
According to the thrust bearing shoe valve 100 of the utility model embodiment, thrust bearing shoe valve 100 is formed as fan-shaped, and the internal diameter of thrust bearing shoe valve 100 is
The cornerite of R1, outer diameter R2, thrust bearing shoe valve 100 are α, and the side of thrust bearing shoe valve 100 is formed as plane, the other side packet of thrust bearing shoe valve 100
Include fan-shaped plan 30, the first scalloped bevel 10 and the second scalloped bevel 20, another side plane of fan-shaped plan 30 and thrust bearing shoe valve 100
Parallel, the first scalloped bevel 10 and the second scalloped bevel 20 are respectively provided at 30 both sides of fan-shaped plan, the first scalloped bevel 10 and
Two scalloped bevels 20 are respectively relative to side direction inclination of the 30 place plane of fan-shaped plan to two lateral thrust bearing shoe valves 100 and prolong
It stretches.
In other words, thrust bearing shoe valve 100 is generally formed into sector structure, and the internal diameter of fan-shaped thrust bearing shoe valve 100 is R1, outer diameter R2,
The cornerite that thrust bearing shoe valve 100 is formed along circumferential direction is α, i.e., the angle between the both sides of thrust bearing shoe valve 100 in the circumferential is α, thrust
Watts 100 side (downside as shown in Figure 1) is formed as plane, and the other side of thrust bearing shoe valve 100 is (as shown in Fig. 2, i.e. thrust bearing shoe valve
100 upside) mainly it is made of fan-shaped plan 30, the first scalloped bevel 10 and the second scalloped bevel 20, and the second scalloped bevel
20, fan-shaped plan 30 and the first scalloped bevel 10 are sequentially arranged along circumferential direction, wherein fan-shaped plan 30 extends in a radial direction
And it is parallel with the underside plan of fan-shaped thrust bearing shoe valve 100, in stationary state, i.e., when rotor (not shown) is in inoperative state,
The fan-shaped plan 30 at the top of thrust bearing shoe valve 100 is contacted with thrust disc runner plate 200, to support axially loaded so that thrust disc is (not
Show) and shafting load act on fan-shaped plan 30 completely.
Further, the first scalloped bevel 10 and the second scalloped bevel 20 are located at the both sides of fan-shaped plan 30, and first is fan-shaped
Inclined-plane 10 and the second scalloped bevel 20 are respectively relative to fan-shaped plan 30 and prolong to both sides, to the inclination of the internal diameter direction of thrust bearing shoe valve 100
It stretches, so that the first scalloped bevel 10 and the second scalloped bevel 20 have a certain degree with 30 shape of fan-shaped plan respectively, passes through
The opening and closing characteristic and bearing capacity for changing the cornerite and height of projection adjustment thrust bearing shoe valve 100 of fan-shaped plan 30, to
Reduce the fretting wear on start-up course middle (center) bearing surface, prolong the service life.
When specifically, under rotor remains static, fan-shaped plan 30 and the thrust disc runner plate 200 of thrust bearing shoe valve 100 connect
It touches, thrust disc and shafting load are acted on completely on fan-shaped plan 30；
When rotor is in start-up course, the relative velocity between thrust disc runner plate 200 and thrust bearing shoe valve 100 improves, due to
Between first scalloped bevel 10 and the second scalloped bevel 20 and fan-shaped plan 30 there are certain angle (i.e. the first scalloped bevel 10 and
There are certain inclination angles for second scalloped bevel 20) so that the first scalloped bevel 10 and the second scalloped bevel 20 and thrust disc
Convergence wedge is formed between runner plate 200, (cornerite is here by adjusting the cornerite of the first scalloped bevel 10 and the second scalloped bevel 20
The section for referring to the first scalloped bevel 10 and the second scalloped bevel 20 extends the curved angle being respectively formed along circumferential direction), it can be with
So that no matter rotor is rotated forward or inverted, it is dynamic all to generate fluid rapidly in the first scalloped bevel 10 or the second scalloped bevel 20
Press effect, to be conducive to be disengaged between thrust bearing shoe valve 100 and thrust disc runner plate 200, reduce fretting wear, at this point, thrust disc and
Shafting load will balance each other with the sum of the bearing capacity on fan-shaped plan 30 and the first scalloped bevel 10 (or second scalloped bevel 20),
To reach the requirement of thrust bearing carrying.
As a result, according to the thrust bearing shoe valve of the utility model embodiment 100, by by the fan-shaped plan 30 of thrust bearing shoe valve 100 with push away
One side plane of power watt 100 is arranged in parallel, and the first scalloped bevel 10 and the second scalloped bevel 20 are respectively relative to sector
Plane 30 tilts extension to both sides, to the planar side of thrust bearing shoe valve 100, so that the first scalloped bevel 10 and second is fan-shaped oblique
Face 20 has a certain degree with 30 shape of fan-shaped plan respectively, is pushed away by the cornerite and height of projection adjustment that change fan-shaped plan 30
The opening and closing characteristic and bearing capacity of power watt 100, and when making thrust disc spins, thrust disc runner plate 200 and thrust
Convergence wedge is more easily formed between watts 100, and the longevity is used to reduce the fretting wear on start-up course middle (center) bearing surface, extend
Life, compared with central support structure cambered surface watt in the related technology, under the premise of adapting to different working conditions needs, Ke Yibao
Card has comparable opening characteristic and bearing capacity with cambered surface watt, and substantially reduces manufacturing process difficulty, improves production efficiency.
In some embodiments of the utility model, the cornerite of scalloped bevel is β 1, and the cornerite of the first scalloped bevel 10 is β
2, the cornerite of the second scalloped bevel 20 is β 3, and β 2 and β 3 is equal or different.
Specifically, as shown in Fig. 2, the angle (i.e. cornerite) that fan-shaped plan 30 extends along circumferential direction is β 1, first is fan-shaped
The cornerite on inclined-plane 10 is β 2, and the cornerite of the second scalloped bevel 20 is β 3, what needs to be explained here is that, fan-shaped plan 30 can be to push away
The centre position at 100 top of power watt, i.e. the first inclined-plane cornerite β 2 is equal with the angle of the second inclined-plane cornerite β 3, consequently facilitating thrust
Watt 100 stress equalizations, can adapt in the needs of rotor positive and negative rotation operating mode；Certainly, there may also be certain angles for fan-shaped plan 30
The biasing (i.e. the value of β 2 and β 3 is unequal) of degree, at this point, when rotor only rotates forward, the first scalloped bevel 10 and thrust disc runner plate
Convergence wedge is formed between 200, and can generate hydrodynamic effect rapidly in the first scalloped bevel 10, to be conducive to thrust
Watt disengaged between 100 and thrust disc runner plate 200, reduce fretting wear, and when rotor only inverts, the second scalloped bevel 20 with push away
Convergence wedge is formed between power disk runner plate 200, and can generate hydrodynamic effect rapidly in the second scalloped bevel 20, is equally reached
To the effect for reducing fretting wear.
Optionally, β 2 and β 3 is respectively greater than β 1.
Specifically, as shown in Figures 2 and 3, by by the cornerite β 2 of the first scalloped bevel 10 and the second scalloped bevel 20
Cornerite β 3 is set as the cornerite β 1 of respectively greater than fan-shaped plan 30, to further reduce fan-shaped plan 30 and thrust disc runner plate
200 contact area, and then further decrease thrust face and obtain fretting wear.
Wherein, the angle formed between the inside edge and outer edge and fan-shaped plan 30 of the first scalloped bevel 10 is φ 1 and ψ
1, the angle formed between the inside edge and outer edge and fan-shaped plan 30 of the second scalloped bevel 20 is φ 2 and ψ 2, φ 1 and φ 2
Equal or different, ψ 1 and ψ 2 is equal or different.
Referring to Fig.1, the first scalloped bevel 10 and the second scalloped bevel 20 be respectively relative to 30 place plane of fan-shaped plan to
Both sides tilt to the downside of thrust bearing shoe valve 100 and extend so that the inside edge of the first scalloped bevel 10 and fan-shaped plan 30 it
Between form included angle 1, angle ψ 1 is formed between outer edge and fan-shaped plan 30, the inside edge of the second scalloped bevel 20 and sector are flat
Included angle 2 is formed between face 30, and angle ψ 2 is formed between outer edge and fan-shaped plan 30, as φ 1=φ 2, and when ψ 1=ψ 2,
It can be adapted for rotor positive and negative rotation operating mode, ensure bearing capacity of the thrust bearing shoe valve 100 in start-up course, and work as 1 ≠ φ of φ 2 or ψ
When 1 ≠ ψ 2, rotates forward operating mode at this point, thrust bearing shoe valve 100 is suitable for rotor or be suitable for rotor reversing damped condition.
It is worth noting that φ 1, ψ 1 and φ 2, ψ 2 value and thrust bearing shoe valve 100 top tiling height of projection δ and fan
301 cornerite β's 1 of shape plane is related, and those skilled in the art can pass through the value and protrusion of the cornerite β 1 of change fan-shaped plan 30
The value of height δ ensures thrust bearing shoe valve 100 bearing capacity of tiling and reduction staring torque in start-up course.
Preferably, the first scalloped bevel 10 and the second scalloped bevel 20 are symmetrical arranged relative to fan-shaped plan 30.Namely
It says, fan-shaped plan 30 is in the centre position of the first scalloped bevel 10 and the second scalloped bevel 20, the first scalloped bevel 10 and
Two scalloped bevels 20 are equal relative to the inclination angle of fan-shaped plan 30, the angle of the first inclined-plane cornerite β 2 and the second inclined-plane cornerite β 3
It is equal, consequently facilitating 100 stress equalization of thrust bearing shoe valve, can adapt in the needs of rotor positive and negative rotation operating mode, rotate forward in rotor or
It inverts under alternating state, hydrodynamic effect all can be rapidly generated in the first scalloped bevel 10 or the second scalloped bevel 20
Fruit is conducive to thrust bearing shoe valve 100 and is disengaged with thrust disc runner plate 200, reduces fretting wear.Thrust disc and shafting load will be with fans at this time
The sum of bearing capacity in shape plane 30 and the first scalloped bevel 10 (or second scalloped bevel 20) balances each other, to reach thrust axis
The requirement of carrying.
Optionally, the difference in height in the outside in the outside or the second scalloped bevel 20 of fan-shaped plan 30 and the first scalloped bevel 10
5 μm-10μm。
Specifically, as shown in Figure 1, the outside of fan-shaped plan 30 and the first scalloped bevel 10 (i.e. the first scalloped bevel 10
Outer circumferential) or the second scalloped bevel 20 outside (i.e. the outer circumferential of the second scalloped bevel 20) 5 μm -10 μm of difference in height,
That is the height of projection δ of 100 top tiling of thrust bearing shoe valve is 5 μm -10 μm, such as height of projection δ can be 5 μm, can also be
10 μm or other values, by adjusting 1 values of cornerite β of fan-shaped plan 30, can make thrust bearing coefficient of bearing caoacity with it is identical convex
The coefficient of bearing caoacity for playing the cambered surface watt of height is compared, and difference is within 5%, and the unlatching rotating speed of moisture film is almost the same, and difference is 1%
Within, and then disclosure satisfy that the requirement in engineering, substantially reduce preparation process difficulty.
According to the thrust bearing shoe valve 100 of the utility model embodiment other constitute and operate for this field ordinary skill
It is known for personnel, is not described in detail herein.
In the description of the present invention, it should be understood that term "center", "upper", "lower", "front", "rear",
The orientation of instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " or
Position relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description,
It does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and operation, because
This should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be
Mechanical connection can also be electrical connection or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, can be the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combines and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (6)
1. a kind of thrust bearing shoe valve with Novel tile facial contour, which is characterized in that the thrust bearing shoe valve is formed as fan-shaped, the thrust bearing shoe valve
Internal diameter be R1, outer diameter R2, the cornerite of the thrust bearing shoe valve is α, and the side of the thrust bearing shoe valve is formed as plane, the thrust bearing shoe valve
The other side include fan-shaped plan, the first scalloped bevel and the second scalloped bevel, the fan-shaped plan is another with the thrust bearing shoe valve
One side plane is parallel, and first scalloped bevel and second scalloped bevel are respectively provided at the fan-shaped plan both sides, described
First scalloped bevel and second scalloped bevel are respectively relative to the fan-shaped plan place plane to the two lateral thrusts
Watt internal diameter direction tilt extend.
2. the thrust bearing shoe valve according to claim 1 with Novel tile facial contour, which is characterized in that the packet of the fan-shaped plan
Angle is β 1, and the cornerite of first scalloped bevel is β 2, and the cornerite of second scalloped bevel is β 3, and β 2 is equal with β 3 or not
Deng.
3. the thrust bearing shoe valve according to claim 1 with Novel tile facial contour, which is characterized in that β 2 and β 3 is respectively greater than β
1。
4. the thrust bearing shoe valve according to claim 1 with Novel tile facial contour, which is characterized in that first scalloped bevel
Inside edge and outer edge and the fan-shaped plan between the angle that is formed be φ 1 and ψ 1, the inner edge of second scalloped bevel
The angle formed between edge and outer edge and the fan-shaped plan is φ 2 and ψ 2, and φ 1 and φ 2 is equal or different, and ψ 1 is equal with ψ 2
Or differ.
5. the thrust bearing shoe valve according to claim 1 with Novel tile facial contour, which is characterized in that first scalloped bevel
It is symmetrical arranged relative to the fan-shaped plan with second scalloped bevel.
6. the thrust bearing shoe valve according to claim 1 with Novel tile facial contour, which is characterized in that the fan-shaped plan and institute
The difference in height for stating the outside of the first scalloped bevel or the outside of second scalloped bevel is 5 μm -10 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720180764.2U CN207634510U (en) | 2017-02-27 | 2017-02-27 | A kind of thrust bearing shoe valve with Novel tile facial contour |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720180764.2U CN207634510U (en) | 2017-02-27 | 2017-02-27 | A kind of thrust bearing shoe valve with Novel tile facial contour |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207634510U true CN207634510U (en) | 2018-07-20 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720180764.2U Expired - Fee Related CN207634510U (en) | 2017-02-27 | 2017-02-27 | A kind of thrust bearing shoe valve with Novel tile facial contour |
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| Country | Link |
|---|---|
| CN (1) | CN207634510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061482A (en) * | 2017-02-27 | 2017-08-18 | 清华大学 | A kind of thrust bearing shoe valve with Novel tile facial contour |
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2017
- 2017-02-27 CN CN201720180764.2U patent/CN207634510U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061482A (en) * | 2017-02-27 | 2017-08-18 | 清华大学 | A kind of thrust bearing shoe valve with Novel tile facial contour |
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Granted publication date: 20180720 Termination date: 20210227 |