CN209340147U - Thrust plate for scroll compressor and scroll compressor - Google Patents
Thrust plate for scroll compressor and scroll compressor Download PDFInfo
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- CN209340147U CN209340147U CN201920037058.1U CN201920037058U CN209340147U CN 209340147 U CN209340147 U CN 209340147U CN 201920037058 U CN201920037058 U CN 201920037058U CN 209340147 U CN209340147 U CN 209340147U
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- thrust plate
- thrust
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- screw compressor
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Abstract
A thrust plate (100) for a scroll compressor (10) and a scroll compressor (10) including a thrust plate are disclosed. The thrust plate (100) includes a thrust surface (110) located at a first face of the thrust plate (100); an annular oil groove (102) located on a second face (130) of the thrust plate (100) opposite the first face; a plurality of oil supply through holes (104) extending from a bottom of the annular oil groove (102) through the thrust plate (100) and to the thrust surface (110). The utility model discloses a thrust plate can high-efficient oil feed more and do not harm the thrust surface.
Description
Technical field
The utility model relates to a kind of thrust plate for screw compressor and the screw compressors including the thrust plate.
Background technique
In screw compressor, the pressure of fluid is realized by the relative motion between dynamic vortex component and determine vortex component
Contracting.In order to provide axial support to dynamic vortex component, the end plate side of dynamic vortex component is provided with thrust plate.Dynamic vortex component
End plate and thrust plate between contact surface (thrust surfaces) between need sufficient lubrication to reduce frictional force between the two
And abrasion.Currently, mostly there is knot in the lubrication system used between the end plate of dynamic vortex component and the thrust surfaces of thrust plate
Structure is complicated, lubricates insufficient or thrust surfaces serious wear defect.
Therefore, the utility model people of the utility model think to need a kind of more efficient fuel feeding for screw compressor and
The oil circuit arrangement of thrust surfaces is not damaged.
Utility model content
One or several embodiments of the utility model can provide one kind and can more effectively supply to thrust surfaces
Lubricating oil and do not damage the thrust plate of thrust surfaces and the screw compressor including the thrust plate.
One or several embodiments of the utility model provide a kind of thrust plate for screw compressor, including are located at
The thrust surfaces in the first face of the thrust plate；Annular oil positioned at second face opposite with first face of the thrust plate
Slot；The thrust plate is extended through from the bottom of the annular oil groove and reaches the multiple for oil hole of the thrust surfaces.
Due to the setting using the opposing face that thrust surfaces are mostly arranged in for oil hole and by annular oil groove, can more effectively supply
Lubricating oil and do not damage thrust surfaces.
Further, the thrust plate further includes the multiple stopper sections being arranged in the annular oil groove, the multiple to stop
It includes one or more for oil hole that the annular oil groove is partitioned into multiple oil storage regions and each oil storage region by stopper, from
And the lubricating oil to rotate in a circumferential direction is further forced to enter oilhole.
Further, the stopper section includes upper surface, medial surface, the lateral surface of the upper surface and the annular oil groove
The second face or concordant with second face that is vertical and being lower than the thrust surfaces.
Further, the oil storage region is by the medial surface of the annular oil groove, the lateral surface of the annular oil groove, institute
State the bottom surface of annular oil groove, the stopper section stop surface towards the oil storage area inside and be located at adjacent stopper section
Upper surface and the bottom surface between the region that surrounds of guide surface.
Further, the bottom surface is set to the bosom in the oil storage region and is provided at the bottom surface described
For oil hole.
Further, the stop surface from the upper surface of the stopper section along the direction perpendicular to the upper surface towards institute
Bottom surface extension is stated, consequently facilitating stopping the lubricating oil for entering annular oil groove, lubricating oil is forced to enter for oil hole.
Further, the stop surface is arc surface.
Further, the guide surface is smoothly transitioned from from the upper surface of adjacent stopper section to the bottom surface, consequently facilitating
Lubricating oil is guided into for oil hole.
Further, the guide surface is inclined-plane or arc surface.
Further, the oil outlet for oil hole is located at the close radially inner side of the thrust surfaces, so as to
To reinforce the lubrication on the surface at the close radially inner side to thrust surfaces targetedly to avoid its abrasion.
Further, the oil outlet for oil hole is located at the close radial outside of the thrust surfaces, so as to
To reinforce the lubrication on the surface at the close radially inner side to thrust surfaces targetedly to avoid its abrasion.
Further, each oil storage region includes two for oil hole, and the oil outlet for oil hole is located at institute
It states at the close radially inner side of thrust surfaces and at radial outside, so as to reinforce simultaneously to thrust surfaces close to interior outside
The lubrication on the surface at place and radial outside is to avoid its abrasion.
Further, it is described for oil hole from the second of the thrust plate facing towards the first face of the thrust plate circumferentially
Direction inclination, enables the lubricating oil being gathered in annular oil groove to readily flow into thrust table under the action of rotating dynamic pressure
Face.
Further, the shape for oil hole is cylindrical or cone.
One or several embodiments of the utility model provide a kind of screw compressor including above-mentioned thrust plate.
Further, the screw compressor further comprises: shell, and setting in the housing presses refrigerant
The determine vortex component and dynamic vortex component of contracting, are fixedly installed bearing holder (housing, cover) on the housing, by the bearing holder (housing, cover) rotational support
And the drive shaft for driving the dynamic vortex component is fixed in the drive shaft and matches with what the drive shaft rotated together
Weight, wherein the thrust plate be fixed to the bearing holder (housing, cover) on and the thrust surfaces against the dynamic vortex component end plate,
In the space that the counterweight is formed between the thrust plate and the bearing holder (housing, cover), the annular oil groove of the thrust plate is towards institute
State counterweight.
Detailed description of the invention
By description referring to the drawings, the feature and advantage of one or several embodiments of the utility model will become
It is easier to understand, in which:
Fig. 1 is the three-dimensional cutaway view of the dynamic vortex component of the first comparative examples according to the present utility model；
Fig. 2 is the three-dimensional cutaway view of the dynamic vortex component of the second comparative examples according to the present utility model；
Fig. 3 is the sectional view of the screw compressor of first embodiment according to the present utility model；
Fig. 4 A is the front view of the thrust plate of first embodiment according to the present utility model, after Fig. 4 B is thrust plate
View, Fig. 4 C are the perspective views of thrust plate；
Fig. 5 A be second embodiment according to the present utility model be thrust plate perspective view, wherein for oil hole go out
Oilhole is located at the close radially inner side of thrust surfaces；
Fig. 5 B is the sectional view that Fig. 5 A is intercepted from the fuel feeding place of leading to；
Fig. 6 is the perspective view of the thrust plate of third embodiment according to the present utility model, wherein for the fuel-displaced of oil hole
Hole is located at the close radial outside of thrust surfaces；
Fig. 7 A is the perspective view of the thrust plate of the 4th embodiment according to the present utility model, wherein for the fuel-displaced of oil hole
Hole is located at the close radially inner side of thrust surfaces and at radial outside；
Fig. 7 B is the sectional view that Fig. 7 A is intercepted from fuel feeding through hole；And
Fig. 8 is the enlarged drawing near the thrust plate of the screw compressor of first embodiment according to the present utility model.
Specific embodiment
Fig. 1 shows the first comparative examples relative to the utility model embodiment.First comparative examples shown in FIG. 1
A kind of dynamic vortex component 1 for screw compressor is disclosed, which includes end plate 11, is arranged on end plate 11
There are fuel feed hole 13, cross-drilled hole 15, oil outlet 16 and is provided with annular oil groove 18 in the thrust surfaces 17 of dynamic vortex component 1.Profit
Lubricating oil from fuel feed hole 13 enter, and along cross-drilled hole 15 flow, then flowed in annular oil groove 18 from oil outlet 16, finally from
It is overflowed in annular oil groove 18 to lubricate the thrust surfaces 17 of the end plate 11 of dynamic vortex component 1 and the support in screw compressor operation
The thrust surfaces (not shown) of the thrust plate of the thrust surfaces 17 of end plate 11.
It in the first comparative examples, is set to due to annular oil groove in the thrust surfaces of dynamic vortex component, the annular oil groove
Two seamed edge edge be easy to cause stress to concentrate, and its seamed edge defect such as burr etc. can damage the thrust table with dynamic vortex component
The thrust surfaces for the thrust plate that face is in close contact.In addition, oil circuit arrangement fuel feeding road is not longer, direct, so as to cause fuel feeding
Amount is few, and thrust surfaces cannot get sufficient lubrication, serious wear.
Fig. 2 shows the second comparative examples improved on the basis of the first comparative examples.In second comparative examples, with
First comparative examples are compared, and increase an oil supply gallery so that double lubricating oil is supplied to annular oil groove 16.However, this is right
The thrust surfaces of thrust plate are easily destroyed than the seamed edge that example still has annular oil groove and oil supply gallery is longer, fuel feeding does not fill
The defect divided.In addition, it is similar to the first, second comparative examples, only change the position of annular oil groove and oil supply gallery, i.e., correspondingly
Annular oil groove is set in the thrust surfaces of thrust plate and the other comparative examples of fuel feeding access are set among thrust plate
With above-mentioned similar defect.
Therefore, the utility model people of the utility model think to need a kind of more efficient fuel feeding for screw compressor and
The oil circuit arrangement of thrust surfaces is not damaged.
Here is the description to preferred embodiment according to the present utility model, and description related to the preferred embodiment is only
It is exemplary, and it is definitely not the limitation to the utility model and its application or usage.
I. the essential structure of screw compressor
A kind of essential structure of the screw compressor of embodiment according to the present utility model is described referring now to Fig. 3.
Screw compressor (hereinafter referred to as " screw compressor " or " compressor ") 10 includes generally cylindrical shell
12.Inlet suction port (not shown) is provided on shell 12 for sucking the gaseous refrigerant of low pressure.One end of shell 12 is fixed
It is connected with end cap 14.End cap 14 is equipped with discharge joint for compressed refrigerant to be discharged.Between shell 12 and end cap 14
It is additionally provided with the partition 16 being laterally extended relative to shell 12, so that the inner space of compressor is separated into high-pressure side and low pressure
Side.Space between end cap 14 and partition 16 constitutes high-pressure side space, and the space between partition 16 and shell 12 constitutes low pressure
Side space.
It is equipped in shell 12 as the dynamic vortex component 20 and determine vortex component 30 of compression mechanism and as driving machine
The motor 40 and drive shaft 50 of structure.Compression mechanism can be driven by driving mechanism and be supported by bearing holder (housing, cover) 70.Bearing holder (housing, cover) 70 can appoint
What desired mode is such as riveted at multiple points and is fixed to shell 12.
Dynamic vortex component 20 includes end plate 22, and a surface (being upper surface in Fig. 3) for the end plate 22 is provided with whirlpool
Circumvolution 24 is provided with cylindrical hub 26 on its another surface (being lower surface in Fig. 3).Determine vortex component 30 includes end plate 32
With the volume 34 that is vortexed.The vortex volume 24 of dynamic vortex component 20 and the vortex volume 34 of determine vortex component 30 engage and work as dynamic vortex structure
The fluid cavity being gradually reduced externally to central volume is formed when part 20 and determine vortex 30 relative motion of component therebetween to right
Refrigerant in fluid cavity is compressed.
Motor 40 includes stator 42 and rotor 44.Stator 42 is fixedly connected with shell 12.Rotor 44 and drive shaft 50 are fixed
It connects and is rotated in stator 42.
The first end (being upper end in Fig. 3) of drive shaft 50 is provided with eccentric crank pin 52 and counterweight 62.Counterweight 62 is fixed
Ground is arranged in drive shaft 50, therefore can rotate integrally with drive shaft 50 when drive shaft 50 rotates.The upside of drive shaft 50
Part is pivotally supported by the bearing in bearing holder (housing, cover) 70.Counterweight 62 is located in bearing holder (housing, cover) 70.The second of drive shaft 50
End (being lower end in Fig. 3) may include concentric holes 54.Concentric holes 54 are bent via the bias that eccentric orfice 56 leads to 50 first end of drive shaft
Handle pin 52.
The eccentric crank pin 52 of drive shaft 50 is inserted into the hub 26 of dynamic vortex component 20 to rotate and drive via bushing 58
Dynamic dynamic vortex component 20.When dynamic vortex component 20 is moved relative to determine vortex component 30, dynamic vortex component 20 and determine vortex portion
Fluid cavity between part 30 it is mobile from radially external position to the center of dynamic vortex component 20 and determine vortex component 30 and
It is compressed.Compressed fluid is discharged via the exhaust outlet 36 at 32 center of end plate that determine vortex component 30 is arranged in.
The axial movement of dynamic vortex component 20 in order to prevent is provided with only between dynamic vortex component 20 and bearing holder (housing, cover) 70
Push plate 100, so that counterweight 62 is between thrust plate 100 and bearing holder (housing, cover) 70.Thrust plate 100 can be fixed on bearing holder (housing, cover) 70
On.Thrust plate 100 has thrust surfaces 110 and second face 130 opposite with the first face as the first face, wherein thrust plate
100 thrust surfaces 110 are contacted with the thrust surfaces 28 of the end plate 22 of dynamic vortex component 20, to prevent dynamic vortex component 20
Axial movement.During drive shaft 50 rotates, the thrust surfaces 28 and thrust plate 100 of the end plate 22 of dynamic vortex component 20
Thrust surfaces 110 between can generate relative motion, therefore need sufficient lubrication between the two thrust surfaces 28 and 110 to subtract
Small frictional force therebetween is killed both to prevent or excessive wear.The detailed configuration of thrust plate 100 will be described below.
The end of concentric holes 54 is immersed in the lubricating oil of compressor housing bottom or is otherwise supplied with profit
Lubricating oil.In a kind of example, oil feeding device, such as oil pump or oil fork can be set in the concentric holes 54 or near it
Deng.In the operation process of compressor, one end of concentric holes 54 is fed with lubricating oil by oil feeding device, into concentric holes
54 lubricating oil is subject to centrifugal forces in 50 rotary course of drive shaft and is pumped or is thrown in eccentric orfice 56 and edge
Eccentric orfice 56 flow up the end for reaching up to eccentric crank pin 52, to have lubricated eccentric crank pin 52,58 and of bushing
Gap between the hub 26 of dynamic vortex component 20, and pass through the lubrication described hereinafter being arranged in thrust plate 100
Oil circuit is supplied to thrust surfaces 28 and thrust surfaces 110.
II. the construction of thrust plate
The thrust plate of first embodiment according to the present utility model is described in detail below with reference to Fig. 4 A- Fig. 4 C.Fig. 4 A- figure
4C is the figure of the thrust plate of first embodiment according to the present utility model, and Fig. 4 A is the front view of thrust plate, and Fig. 4 B is thrust
The rearview of plate, Fig. 4 C are the perspective views of thrust plate.
As shown in Fig. 4 A- Fig. 4 C, thrust plate 100 includes the thrust surfaces 110 for being located at the first face of thrust plate 100, is located at
It the annular oil groove 102 in second face 130 opposite with the first face of thrust plate 100 and is extended through from the bottom of annular oil groove 102
It crosses thrust plate 100 and reaches the multiple for oil hole 104 of thrust surfaces 110.
It is multiple to extend through the arrival thrust surfaces 110 of thrust plate 100 from the lower part of annular oil groove 102 for oil hole 104, and
Multiple oil outlets 106 are formed in thrust surfaces 110.Multiple oil outlet 106 can be set to be uniformly distributed in circumferential direction.
Preferably, be formed as tilting along circumferential direction facing to the front from the back of thrust plate 100 for oil hole 104, so that being gathered in
Lubricating oil in annular oil groove 102 can readily flow into thrust surfaces 110 under the action of rotating dynamic pressure.Oil supply gallery 104
Shape can for cylinder.Preferably, the shape of oil supply gallery 104 can also be cone, and the small one end of diameter is fuel-displaced
Mouth 106, so that lubricating oil be made to more easily flow out thrust surfaces 110 along tapered shape.
As shown in Figure 4 C, annular oil groove 102 is located at the back side of thrust plate 100, and what is be arranged in annular oil groove 102 is multiple
Annular oil groove 102 is partitioned into multiple oil storage regions 108 for stopper section 120 and each oil storage region 108 includes that a fuel feeding leads to
Hole 104.Preferably, oil storage region 108 can also include it is multiple for oil hole 104 so that the lubricating oil in each oil storage region 108
More flow to thrust surfaces 110.Stopper section 120 includes upper surface 1201, the inside of the upper surface 1201 and annular oil groove 102
The upper edge of face 1021, lateral surface 1022 medial surface 1021, lateral surface 1022 vertical and lower than annular oil groove 102.Storage
Oily region 108 is by the medial surface 1021 of annular oil groove 102, the lateral surface 1022 of annular oil groove 102, bottom surface 1081, stopper section
120 regions surrounded towards the stop surface 1082 in oil storage region and the guide surface 1083 in oil storage region.Guide surface 1083 is from phase
The upper surface 1201 of adjacent stopper section 120 is smooth and obliquely transits to and is located at for the bottom surface 1081 near oil hole, consequently facilitating
Lubricating oil is guided into for oil hole 104.Stop surface 1082 is from the upper surface 1201 of stopper section 120 along perpendicular to upper surface
1201 direction towards bottom surface 1081 extend, consequently facilitating stop enter annular oil groove 102 lubricating oil, with force lubricating oil into
Enter for oil hole 104.Preferably, to obtain the effect for preferably gathering lubricating oil, stop surface 1082 is that part is logical around fuel feeding
The arc surface in hole.Preferably, guide surface 1083 can be inclined-plane or arc surface.Preferably, the medial surface of annular oil groove 102
1021, using chamfering or rounding transition and stopper section 120 between lateral surface 1022 and stop surface 1082 and bottom surface 1081
Upper surface and guide surface 1083 between use chamfering or rounding transition.In order to easy to process, oil storage region 108 can be by using
Milling tool is formed from some materials under molding thrust back milling.Preferably, oil storage region 108 can also be in thrust
It is formed directly into the forming process of plate 100 on thrust plate 100.
Preferably, second embodiment according to the present utility model as fig. 5 a and fig. 5b, for going out for oil hole 104
Hydraulic fluid port 106 can be set at the close radially inner side of thrust surfaces 110, so as to targetedly reinforce to thrust surfaces
The mill on the surface at close radially inner side of the lubrication on the surface at 110 close radially inner side to avoid thrust surfaces 110
Damage.Preferably, third embodiment according to the present utility model as shown in FIG. 6, can be with for the oil outlet 106 of oil hole 104
It is arranged at the close radial outside of thrust surfaces 110, so as to targetedly reinforce the close diameter to thrust surfaces 110
The abrasion on the surface at close radial outside of the lubrication on the surface located outward to avoid thrust surfaces 110.Preferably,
The 4th embodiment according to the present utility model as shown in figures 7 a and 7b, can also be same for the oil outlet 106 of oil hole 104
When be arranged at the close radially inner side of thrust surfaces 110 and at the radial outside, so as to reinforce simultaneously to thrust table
The lubrication on the surface at the close radially inner side in face 110 and at radial outside.It in this embodiment, can two fuel feeding
One ostial branches of through-hole from the bottom in fuel feeding region are two channels, respectively lead to two oil outlets；It is also possible to only
Be provided in an oil storage region in the back side annular oil groove of push plate it is multiple do not cross for oil hole.Preferably, this is more
A oil outlet 106 can also be more set to according to the position that failure operating condition, abration position and user are intended to reinforce lubrication
User wants to reinforce the position of lubrication.
III. the greasing of thrust surfaces
A kind of profit of the thrust surfaces of the screw compressor of embodiment according to the present utility model is described referring to Fig. 8
Slip over journey.
As shown in figure 8, the lubricating oil of the eccentric orfice 56 from drive shaft 50 arrives first at the end of eccentric crank pin 52, so
Enter bearing holder (housing, cover) 70 and thrust plate by the gap between the hub 26 by eccentric crank pin 52, bushing 58 and dynamic vortex component 20
Space S between 100 and assemble in the space S.As described above, counterweight 62 is fixed at one end of drive shaft 50 simultaneously
And between thrust plate 100 and bearing holder (housing, cover) 70, that is, it is located in the space S.As drive shaft 50 rotates, it is fixed at
The counterweight 62 of drive shaft one end also rotates.Since the annular oil groove 102 at its back side when installing of thrust plate 100 faces counterweight
62, so when counterweight 62 rotates, it is gathered in space S and is especially collected on the lubricating oil of space S bottom by the agitation of counterweight 62 simultaneously
Splash under the influence of centrifugal force in the annular oil groove 102 at 100 back side of thrust plate by stopper section 120 (as shown in Figure 4 C)
Assemble in multiple oil storage regions 108 (as shown in Figure 4 C) spaced apart and wherein.Since the bottom surface in oil storage region is provided with
Inclined guide surface, lubricating oil are gathered in oil storage region 108 along guide surface flowing from the one end in oil storage region and are provided with fuel feeding
Deeper one end of through-hole, meanwhile, lubricating oil by stopper section 120 due to being stopped, under the action of rotating dynamic pressure, in oil storage region
Constantly accumulation upwards in 108, be forced to pass through while rotating in a circumferential direction it is multiple for oil hole 104 (as shown in Figure 4 C) from thrust
The back side of plate 100 is flow in the positive thrust surfaces 110 of thrust plate 100, and further by more in thrust surfaces 110
A outflow (as shown in Figure 4 C) of oil outlet 106, to have lubricated entire thrust surfaces 110.In order to make it easy to understand, in fig. 8,
The moving line of lubricating oil is schematically shown with arrow.
The thrust plate of one or more of embodiments of the utility model can have the following beneficial effects: that (1) is utilized
The rotation dynamic pressure of the centrifugal force and lubricating oil of counterweight, therefore the supply of lubricating oil is simpler and reliable, not will increase or less
Increase the load of the components such as oil pump；(2) it avoids since annular oil groove being arranged in thrust surfaces and to the damage of thrust surfaces；
(3) utilization is multiple for oil hole fuel feeding, to keep fuel delivery bigger, more evenly, fuel feeding is more efficient.
Although the various embodiments of the utility model have been described in detail herein, it is to be understood that the utility model is not
It is confined to the specific embodiment be described in detail and shown here, without departing from the spirit and scope of the utility model
It may be effected by one skilled in the art other modifications and variant.All these modifications and variant both fall within the utility model
In range.Moreover, all components described herein can be replaced by component equivalent in other technologies.
Claims (16)
1. a kind of thrust plate for screw compressor characterized by comprising
Thrust surfaces positioned at the first face of the thrust plate；
Annular oil groove positioned at second face opposite with first face of the thrust plate；And
The thrust plate is extended through from the bottom of the annular oil groove and reaches the multiple for oil hole of the thrust surfaces.
2. the thrust plate according to claim 1 for screw compressor, wherein the thrust plate further includes being arranged in institute
State multiple stopper sections in annular oil groove, the annular oil groove is partitioned into multiple oil storage regions and every by the multiple stopper section
A oil storage region includes one or more for oil hole.
3. the thrust plate according to claim 2 for screw compressor, wherein the stopper section includes upper surface, institute
State upper surface it is vertical with the medial surface of the annular oil groove, lateral surface and lower than the thrust surfaces the second face or with it is described
The one side edge in the second face is concordant.
4. the thrust plate according to claim 3 for screw compressor, wherein the oil storage region is by the annular
The medial surface of oil groove, the lateral surface of the annular oil groove, the bottom surface of the annular oil groove, the stopper section towards the oil storage
The region that the stop surface of area inside and the guide surface between the upper surface and the bottom surface of adjacent stopper section surround.
5. the thrust plate according to claim 4 for screw compressor, wherein be provided with the confession at the bottom surface
Oil hole.
6. the thrust plate according to claim 4 for screw compressor, wherein the stop surface is from the stopper section
Upper surface extends along the direction perpendicular to the upper surface towards the bottom surface.
7. the thrust plate according to claim 6 for screw compressor, wherein the stop surface is part around described
For the arc surface of oil hole.
8. the thrust plate according to claim 4 for screw compressor, wherein the guide surface is from adjacent stopper section
Upper surface is smoothly transitioned to the bottom surface.
9. the thrust plate according to claim 8 for screw compressor, wherein the guide surface is inclined-plane or circular arc
Face.
10. the thrust plate according to claim 1 to 9 for screw compressor, wherein described for oil hole
Oil outlet be located at the close radially inner side of the thrust surfaces.
11. the thrust plate according to claim 1 to 9 for screw compressor, wherein described for oil hole
Oil outlet be located at the close radial outside of the thrust surfaces.
12. being used for the thrust plate of screw compressor according to any one of claim 2-9, wherein each oil storage
Region includes two described for oil hole, and the close diameter that the oil outlet for oil hole is located at the thrust surfaces is inside
At side and close to radial outside.
13. the thrust plate according to claim 1 to 9 for screw compressor, wherein described for oil hole
It is tilted along circumferential direction from the second of the thrust plate facing towards the first face of the thrust plate.
14. the thrust plate according to claim 1 to 9 for screw compressor, wherein described for oil hole
Shape be cylindrical or cone.
15. a kind of screw compressor, which is characterized in that including being used for scroll compression described according to claim 1 any one of -14
The thrust plate of contracting machine.
16. screw compressor according to claim 15, wherein the screw compressor further comprises:
Shell；
The determine vortex component and dynamic vortex component compressed in the housing to refrigerant is set；
The bearing holder (housing, cover) of fixed setting in the housing；
By the bearing holder (housing, cover) rotational support and drive the drive shaft of the dynamic vortex component；And
It is fixed in the drive shaft and with the counterweight that the drive shaft rotates together,
Wherein, the thrust plate is fixed on the bearing holder (housing, cover) and the thrust surfaces are against the end of the dynamic vortex component
Plate, in the space that the counterweight is formed between the thrust plate and the bearing holder (housing, cover), the annular oil groove face of the thrust plate
To the counterweight.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920037058.1U CN209340147U (en) | 2019-01-09 | 2019-01-09 | Thrust plate for scroll compressor and scroll compressor |
| PCT/CN2019/121487 WO2020143350A1 (en) | 2019-01-09 | 2019-11-28 | Thrust plate for scroll compressor, and scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920037058.1U CN209340147U (en) | 2019-01-09 | 2019-01-09 | Thrust plate for scroll compressor and scroll compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209340147U true CN209340147U (en) | 2019-09-03 |
Family
ID=67761293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920037058.1U Active CN209340147U (en) | 2019-01-09 | 2019-01-09 | Thrust plate for scroll compressor and scroll compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209340147U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020143350A1 (en) * | 2019-01-09 | 2020-07-16 | 艾默生环境优化技术(苏州)有限公司 | Thrust plate for scroll compressor, and scroll compressor |
| CN111425402A (en) * | 2019-01-09 | 2020-07-17 | 艾默生环境优化技术(苏州)有限公司 | Thrust plate for scroll compressor and scroll compressor |
| WO2021082627A1 (en) * | 2019-10-31 | 2021-05-06 | 艾默生环境优化技术(苏州)有限公司 | Main bearing housing assembly and scroll compressor having the main bearing housing assembly |
-
2019
- 2019-01-09 CN CN201920037058.1U patent/CN209340147U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020143350A1 (en) * | 2019-01-09 | 2020-07-16 | 艾默生环境优化技术(苏州)有限公司 | Thrust plate for scroll compressor, and scroll compressor |
| CN111425402A (en) * | 2019-01-09 | 2020-07-17 | 艾默生环境优化技术(苏州)有限公司 | Thrust plate for scroll compressor and scroll compressor |
| WO2021082627A1 (en) * | 2019-10-31 | 2021-05-06 | 艾默生环境优化技术(苏州)有限公司 | Main bearing housing assembly and scroll compressor having the main bearing housing assembly |
| US11835046B2 (en) | 2019-10-31 | 2023-12-05 | Copeland Climate Technologies (Suzhou) Co., Ltd. | Main bearing housing assembly and scroll compressor having the main bearing housing assembly |
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