CN206159028U - Pivot and have its compressor - Google Patents
Pivot and have its compressor Download PDFInfo
- Publication number
- CN206159028U CN206159028U CN201621142773.4U CN201621142773U CN206159028U CN 206159028 U CN206159028 U CN 206159028U CN 201621142773 U CN201621142773 U CN 201621142773U CN 206159028 U CN206159028 U CN 206159028U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- section
- groove
- eccentric
- rolling element
- 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
Links
- 238000005096 rolling process Methods 0.000 claims abstract description 71
- 229910000831 Steel Inorganic materials 0.000 claims description 29
- 239000010959 steel Substances 0.000 claims description 29
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 241000222712 Kinetoplastida Species 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 238000005299 abrasion Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000011324 bead Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000001138 tear Anatomy 0.000 description 1
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The utility model provides a pivot and have its compressor. The pivot includes eccentric portion, sets up flutedly in the off -centre portion, and the recess is located the thrust surface of off -centre, the rolling element rotationally sets up in the recess. Through setting up the rolling element on the thrust surface in off -centre portion for contact between off -centre portion and pump body structure's the bearing becomes the point contact by the plane contact, can reduce the eccentric thrust surface's of portion the degree of wear effectively, has increased the life of pivot effectively.
Description
Technical field
The utility model is related to compressor apparatus technical field, in particular to a kind of rotating shaft and the compression with it
Machine.
Background technology
In prior art, often there is crankshaft eccentric subordinate thrust surface and lower bearing exception in rotary compressor with rolling rotor Jing
Abrasion, causes compressor power consumption higher, is unfavorable for energy-saving and emission-reduction requirement, while affecting the reliability of compressor, is easily caused pressure
Contracting machine fails.
Utility model content
Main purpose of the present utility model is to provide a kind of rotating shaft and the compressor with it, to solve prior art in
The problem that the thrust surface of rotating shaft easily weares and teares.
To achieve these goals, according to one side of the present utility model, there is provided a kind of rotating shaft, including:Eccentric part,
Open up fluted on eccentric part, groove is located on the thrust surface of eccentric part;Rolling element, is rotatablely arranged in groove.
Further, eccentric part includes:Eccentric bodies;Eccentric lobe, eccentric lobe is projectedly arranged on eccentric bodies,
Groove is opened in eccentric lobe.
Further, groove includes:Stopper slot section;Holding tank section, the first end of holding tank section and one end of stopper slot section
It is connected, rolling element is located in holding tank section, the area of the cross section of stopper slot section is less than the area of the cross section of holding tank section.
Further, rotating shaft includes stopper section, and stopper section is arranged on the second end of holding tank section to prevent rolling element from sending out
Raw displacement.
Further, stopper section includes jump ring.
Further, the cross section of groove is curved, and the cross section of groove is S, wherein, the π r2 of S > 0.5, wherein, r is arc
The radius of shape.
Further, center line along the length direction of groove is curved or straight line.
Further, groove is multiple.
Further, rolling element is multiple, and two neighboring rolling element contacts.
Further, rolling element includes steel ball.
Further, rotating shaft includes:Major axis, one end of major axis is connected with one end of eccentric part;Short axle, one end of short axle
It is connected with the other end of eccentric part, short axle is located at homonymy with groove.
Further, rolling element is spherical rolling body.
Further, thrust surface includes upper thrust surface and lower thrust surface, and groove is arranged at thrust surface and/or lower thrust surface
On.
According to another aspect of the present utility model, there is provided a kind of compressor, including rotating shaft, rotating shaft is above-mentioned rotating shaft.
Using the technical solution of the utility model, the rotating shaft includes eccentric part and rolling element.Open up fluted on eccentric part,
Groove is located on the thrust surface of eccentric part.Rolling element is rotatablely arranged in groove.By setting on the thrust surface of eccentric part
Put rolling element so that the contact between eccentric part and the bearing of pump body structure becomes a contact by plane contact, can be effectively
The degree of wear of eccentric part thrust surface is reduced, the service life of rotating shaft is effectively increased.
Description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In the accompanying drawings:
Fig. 1 shows the structural representation of the embodiment one according to rotating shaft of the present utility model;
Fig. 2 shows the structural representation of eccentric part thrust surface in Fig. 1;
Fig. 3 shows the structural representation of the embodiment of rotating shaft in Fig. 1;
Fig. 4 shows the structural representation of the embodiment with rolling element on the thrust surface of rotating shaft in Fig. 1;
Fig. 5 shows the structural representation of the embodiment two of the thrust surface of rotating shaft in Fig. 1;
Fig. 6 shows the structural representation of the embodiment three of the thrust surface of rotating shaft in Fig. 1;
Fig. 7 shows the structural representation with the pump body structure of the compressor of rotating shaft in Fig. 1;And
Fig. 8 shows the structural representation with the compressor of rotating shaft in Fig. 1.
Wherein, above-mentioned accompanying drawing is marked including the following drawings:
10th, eccentric part;11st, eccentric bodies;12nd, eccentric lobe;20th, groove;21st, stopper slot section;22nd, holding tank section;30、
Rolling element;40th, stopper section;50th, major axis;60th, short axle;
1st, knockout;2nd, mounting leg;3rd, lower cover component;4th, upper lid;5th, housing;6th, stator;7th, rotor;8th, muffler;
9th, upper bearing (metal);100th, cylinder;101st, lower bearing;102nd, roller;103rd, crankshaft group.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Below with reference to the accompanying drawings and in conjunction with the embodiments describing the utility model in detail.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
It should be noted that the description and claims of this application and the term " first " in above-mentioned accompanying drawing, "
Two " it is etc. the object for distinguishing similar, without for describing specific order or precedence.It should be appreciated that so using
Term can exchange in the appropriate case, so that presently filed embodiment described herein for example can be with except here
Order beyond those of diagram or description is implemented.Additionally, term " comprising " and " having " and their any deformation, it is intended that
Be cover it is non-exclusive include, for example, contain process, method, system, product or the equipment of series of steps or unit not
Be necessarily limited to those steps or the unit clearly listed, but may include clearly not list or for these processes, side
Other intrinsic steps of method, product or equipment or unit.
For the ease of description, space relative terms can be used here, such as " ... on ", " ... top ",
" in ... upper surface ", " above " etc., for describing such as a device or feature shown in the figure and other devices or spy
The spatial relation levied.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
To be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary
Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein
Formula.It should be appreciated that thesing embodiments are provided so that disclosure herein is thoroughly and complete, and these are shown
The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, it is possible to expand
The big thickness of layer and region, and make to be presented with like reference characters identical device, thus they are retouched by omitting
State.
With reference to shown in Fig. 1 to Fig. 8, according to embodiment of the present utility model, there is provided a kind of rotating shaft.
Specifically, the rotating shaft includes eccentric part 10 and rolling element 30.Fluted 20 are opened up on eccentric part 10, groove 20 is located at
On the thrust surface of eccentric part 10.Rolling element 30 is rotatablely arranged in groove 20.
In the present embodiment, by arranging rolling element on the thrust surface of eccentric part 10 so that eccentric part 10 is tied with the pump housing
Contact between the bearing of structure becomes a contact by plane contact, can significantly reduce the abrasion journey of the thrust surface of eccentric part 10
Degree, effectively increases the service life of rotating shaft.
As shown in Fig. 2 eccentric part 10 includes eccentric bodies 11 and eccentric lobe 12.Eccentric lobe 12 is projectedly arranged at partially
On heart body 11, groove 20 is opened in eccentric lobe 12.The wear extent that eccentric part 10 can be efficiently reduced so is set, is carried
The high reliability of rotating shaft.
Wherein, groove 20 includes stopper slot section 21 and holding tank section 22.The first end of holding tank section 22 and stopper slot section 21
One end be connected, rolling element 30 is located in holding tank section 22, and the area of the cross section of stopper slot section 21 is less than holding tank section 22
Cross section area.So setting can be effectively prevented rolling element 30 and come off from groove 20, i.e., stopper slot section 21 is played
Position-limiting action to rolling element 30.Further, so arrange it is also possible that lubricating oil enters receiving by stopper slot section 21
Rolling element 30 is lubricated in groove section 22, reduces the frictional force between rolling element 30 and holding tank section 22.
In order to further reduce the frictional force between rolling element 30 and holding tank section 22, rolling element 30 is arranged into globulate
Structure.
Rotating shaft includes stopper section 40.Stopper section 40 is arranged on the second end of holding tank section 22 to prevent rolling element 30 from occurring
Displacement.
Preferably, stopper section 40 includes jump ring.Rolling element 30 can be effectively prevented from holding tank section 22 using jump ring
Skid off.
Wherein, the cross section of groove 20 is curved, and the cross section of groove 20 is S, in order to cause the rolling of spherical structure
Kinetoplast 30 can be skidded off from groove 20, and the area by the groove in thrust surface is that S is arranged to:The π r2 of S > 0.5, its
In, r is the radius of arc.
Certainly, the center line that groove 20 in the present embodiment is gone up along its length can arrange camber or straight line
Type.As Fig. 2 and Fig. 4 shows the groove 20 of the linear type of center line.As Fig. 5 and Fig. 6 show the curved line style of center line
The structure of groove 20.
In order to increase the stability of rotating shaft, groove 20 can be arranged to multiple, on the length direction of multiple grooves 20 in
Heart line can be arranged to be parallel to each other.Certainly, if the groove 20 of arcuate structure can also by multiple arcs structure setting into
The arc groove of identical radian measure.Of course, on the premise of the rigidity of eccentric part is ensured, it is also possible to by the linear type of center line
The curved groove of groove and center line is arranged on the thrust surface of same eccentric part simultaneously.
In order to further improve stability when rotating shaft runs, rolling element 30 is set to multiple, two neighboring rolling
Body 30 contacts.So setting can be effectively prevented single rolling element 30 and be subjected to displacement, and because rolling element 30 is spherical rolling
Kinetoplast, preferably spherical steel ball.Therefore it is point contact between two adjacent rolling elements 30, processes outside the position for contacting with each other
Part between have and a certain distance and form cavity, the cavity can be used for storing lubricating oil, to reduce rolling element with
Frictional force between groove.
Further, rotating shaft includes major axis 50 and short axle 60.One end of major axis 50 is connected with one end of eccentric part 10.It is short
One end of axle 60 is connected with the other end of eccentric part 10, and short axle 60 is located at homonymy with groove 20.So arranging can be effectively
Reduce the lower thrust surface and the frictional force on the lower bearing surface of pump body structure of the eccentric part 10 of rotating shaft, effectively increase rotating shaft
Reliability.
As shown in Figure 7 and Figure 8, according to another aspect of the present utility model, there is provided a kind of compressor.The compressor includes
Rotating shaft.Rotating shaft is the rotating shaft in above-described embodiment.The rotating shaft includes eccentric part 10 and rolling element 30.Offer on eccentric part 10 recessed
Groove 20, groove 20 is located on the thrust surface of eccentric part 10.Rolling element 30 is rotatablely arranged in groove 20.By in eccentric part
Rolling element is set on 10 thrust surface so that the contact between eccentric part 10 and the bearing of pump body structure is become a little by plane contact
Contact, can significantly reduce the degree of wear of the thrust surface of eccentric part 10, effectively increase the service life of rotating shaft.
The compressor is rotary compressor, by being that steel ball, eccentric part and lower bearing are arranged on rotating shaft eccentric part in bent axle
Multi-contact is changed to by face contact, rolling friction is changed into from sliding friction, prevent rotating shaft from wearing and tearing, reduce compressor power consumption, effectively
Improve compressor can by property.
In compressor operation, bent axle is driven by motor rotor and does high speed rotary motion, compressor pump rotor set
The support of part relies primarily on crankshaft eccentric subordinate end face and support is contacted with lower bearing, and existing design is:By crankshaft eccentric subordinate end
Face (or claim lower thrust surface) directly contact lower bearing end face coordinates supporting bent axle, upper thrust surface with upper bearing (metal) gap.But compress
In the machine course of work, rotor banding dynamic crankshaft rotates at a high speed, and thrust surface contacts friction with lower bearing under bent axle, when high-pressure refrigerant from
Cylinder clashes into rotor Jing after upper bearing (metal), muffler are discharged, and adds crankshaft eccentric portion and there is bias in itself, can go out in operation process
Existing energy imbalance, it is easier to cause thrust surface under bent axle also to increase therewith with lower bearing abrasion, compressor power consumption.
To solve the rotary compressor present in prior art in technical problem the present embodiment, as shown in Figure 7 and Figure 8,
In rotary compressor work process, rotor 7 drives crankshaft high-speed rotation, and upper bearing (metal) 9 is major axis and lower bearing 101 is short axle endoporus
Constraint bent axle radial motion.Crankshaft eccentric subordinate's end face is provided with many steel balls, and wherein steel ball is placed on crankshaft eccentric portion steel ball
In groove, crankshaft eccentric portion steel bead groove is designed as shown in Fig. 2 and Fig. 4 to Fig. 6, and crankshaft group 103 is as shown in Figure 7.
As depicted in figs. 1 and 2, the upper and lower thrust surface in crankshaft eccentric portion is respectively provided with circular steel ball standing groove i.e. groove, circular steel
Pearl standing groove groove is constituted by two sections, and one section is steel ball standing groove, and one section is steel ball spacing hole, and spacing hole limits steel ball and rolls out bent axle
Contact with roller 102 beyond eccentric part.Steel ball is put in steel bead groove from steel ball standing groove end, and after steel ball is all put into card is filled in
Spring or stop, limit steel ball or so and roll, and prevent and roller contact, and steel ball can be limited effectively by jump ring and steel ball spacing hole
Steel ball processed is moved left and right in steel bead groove, but steel ball has certain interval with steel ball standing groove, therefore can be rolled in steel bead groove.
Steel ball, jump ring and bent axle form crankshaft group.It is of course also possible to only arrange recessed on a thrust surface in upper and lower thrust surface
Groove, and rolling element is arranged in groove.
Compressor installation diagram as shown in figure 8, the eccentric part lower surface steel ball in cylinder 100 is contacted with lower bearing 101,
So contact of the crankshaft eccentric subordinate end face with lower bearing is changed to Multi-contact by face contact, is changed to rolling by sliding friction and rubs
Wipe, be effectively reduced abrasion, reduction spin friction power consumption, there is space between another steel ball, can storing frozen oil steel ball can be entered
Row sufficient lubrication, further reduces abrasion, improves compressor reliability.
Can know from above-mentioned, the rotating shaft can include following examples:
Specifically, the rotating shaft includes eccentric part and rolling element.Open up fluted on eccentric part, groove is located at stopping for eccentric part
In pushing surface.Rolling element is rotatablely arranged in groove.Eccentric part includes eccentric bodies and eccentric lobe.Eccentric lobe is projectedly
It is arranged on eccentric bodies, groove is opened in eccentric lobe.By arranging rolling element on the thrust surface of eccentric part so that partially
Contact between center portion and the bearing of pump body structure becomes a contact by plane contact, can significantly reduce eccentric part thrust
The degree of wear in face, effectively increases the service life of rotating shaft.
Specifically, the rotating shaft includes eccentric part and rolling element.Open up fluted on eccentric part, groove is located at stopping for eccentric part
In pushing surface.Rolling element is rotatablely arranged in groove.Eccentric part includes eccentric bodies and eccentric lobe.Eccentric lobe is projectedly
It is arranged on eccentric bodies, groove is opened in eccentric lobe.Wherein, groove includes stopper slot section and holding tank section.Holding tank
The first end of section is connected with one end of stopper slot section, and rolling element is located in holding tank section, the area of the cross section of stopper slot section
Less than the area of the cross section of holding tank section.So setting can be effectively prevented rolling element 30 and come off from groove 20, that is, limit
Position groove section 21 plays the position-limiting action to rolling element 30.Further, so arrange it is also possible that lubricating oil passes through stopper slot
Section 21 is lubricated in holding tank section 22 to rolling element 30, reduces the frictional force between rolling element 30 and holding tank section 22.
Specifically, the rotating shaft includes eccentric part and rolling element.Open up fluted on eccentric part, groove is located at stopping for eccentric part
In pushing surface.Rolling element is rotatablely arranged in groove.Eccentric part includes eccentric bodies and eccentric lobe.Eccentric lobe is projectedly
It is arranged on eccentric bodies, groove is opened in eccentric lobe.Wherein, groove includes stopper slot section and holding tank section.Holding tank
The first end of section is connected with one end of stopper slot section, and rolling element is located in holding tank section, the area of the cross section of stopper slot section
Less than the area of the cross section of holding tank section.Rotating shaft include stopper section, stopper section be arranged on the second end of holding tank section in case
Only rolling element is subjected to displacement.
Specifically, the rotating shaft includes eccentric part and rolling element.Open up fluted on eccentric part, groove is located at stopping for eccentric part
In pushing surface.Rolling element is rotatablely arranged in groove.Eccentric part includes eccentric bodies and eccentric lobe.Eccentric lobe is projectedly
It is arranged on eccentric bodies, groove is opened in eccentric lobe.Wherein, groove includes stopper slot section and holding tank section.Holding tank
The first end of section is connected with one end of stopper slot section, and rolling element is located in holding tank section, the area of the cross section of stopper slot section
Less than the area of the cross section of holding tank section.Rotating shaft include stopper section, stopper section be arranged on the second end of holding tank section in case
Only rolling element is subjected to displacement.Wherein, stopper section includes jump ring.Rolling element 30 can be effectively prevented from holding tank section using jump ring
Skid off in 22.
As can be seen from the above description, the utility model the above embodiments realize following technique effect:
By arranging rolling element on the eccentric part of rotating shaft, eccentric part is contacted by face with lower bearing and is changed to Multi-contact, by
Sliding friction is changed into rolling friction, prevents rotating shaft from wearing and tearing, and reduces compressor power consumption, improves compressor reliability.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (14)
1. a kind of rotating shaft, it is characterised in that include:
Eccentric part (10), opens up fluted (20) on the eccentric part (10), and the groove (20) is positioned at the eccentric part (10)
Thrust surface on;
Rolling element (30), is rotatablely arranged in the groove (20).
2. rotating shaft according to claim 1, it is characterised in that the eccentric part (10) includes:
Eccentric bodies (11);
Eccentric lobe (12), the eccentric lobe (12) is projectedly arranged on the eccentric bodies (11), the groove (20)
It is opened in the eccentric lobe (12).
3. rotating shaft according to claim 2, it is characterised in that the groove (20) includes:
Stopper slot section (21);
Holding tank section (22), the first end of the holding tank section (22) is connected with one end of the stopper slot section (21), described
In the holding tank section (22), the area of the cross section of the stopper slot section (21) is less than the holding tank to rolling element (30)
The area of the cross section of section (22).
4. rotating shaft according to claim 3, it is characterised in that the rotating shaft includes stopper section (40), the stopper section
(40) it is arranged on the second end of the holding tank section (22) to prevent the rolling element (30) to be subjected to displacement.
5. rotating shaft according to claim 4, it is characterised in that the stopper section (40) is including jump ring.
6. rotating shaft according to claim 1, it is characterised in that the cross section of the groove (20) is curved, the groove
(20) cross section is S, wherein, the π r of S > 0.52, wherein, the r is the radius of the arc.
7. rotating shaft according to claim 1, it is characterised in that along the groove (20) length direction center line be in arc
Shape or straight line.
8. rotating shaft according to claim 1, it is characterised in that the groove (20) is multiple.
9. rotating shaft according to claim 1, it is characterised in that the rolling element (30) is multiple, the two neighboring rolling
Kinetoplast (30) contacts.
10. rotating shaft according to claim 1, it is characterised in that the rolling element (30) is including steel ball.
11. rotating shafts according to claim 1, it is characterised in that the rotating shaft includes:
Major axis (50), one end of the major axis (50) is connected with one end of the eccentric part (10);
Short axle (60), one end of the short axle (60) is connected with the other end of the eccentric part (10), the short axle (60) with
The groove (20) is positioned at homonymy.
12. rotating shafts according to claim 1, it is characterised in that the rolling element (30) is spherical rolling body.
13. rotating shafts according to claim 1, it is characterised in that the thrust surface includes upper thrust surface and lower thrust surface, institute
State groove (20) to be arranged on the upper thrust surface and/or the lower thrust surface.
A kind of 14. compressors, including rotating shaft, it is characterised in that the rotating shaft is turning any one of claim 1 to 13
Axle.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621142773.4U CN206159028U (en) | 2016-10-20 | 2016-10-20 | Pivot and have its compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621142773.4U CN206159028U (en) | 2016-10-20 | 2016-10-20 | Pivot and have its compressor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206159028U true CN206159028U (en) | 2017-05-10 |
Family
ID=58654721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621142773.4U Expired - Fee Related CN206159028U (en) | 2016-10-20 | 2016-10-20 | Pivot and have its compressor |
Country Status (1)
Country | Link |
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CN (1) | CN206159028U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106337810A (en) * | 2016-10-20 | 2017-01-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotary shaft and compressor comprising same |
CN112128134A (en) * | 2020-08-26 | 2020-12-25 | 神通科技集团股份有限公司 | Thrust structure for preventing axial movement of water pump rotor |
CN114060280A (en) * | 2021-12-08 | 2022-02-18 | 珠海凌达压缩机有限公司 | Crankshaft, pump body structure, compressor and air conditioner |
CN114060280B (en) * | 2021-12-08 | 2024-05-24 | 珠海凌达压缩机有限公司 | Crankshaft, pump body structure, compressor and air conditioner |
-
2016
- 2016-10-20 CN CN201621142773.4U patent/CN206159028U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106337810A (en) * | 2016-10-20 | 2017-01-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Rotary shaft and compressor comprising same |
CN106337810B (en) * | 2016-10-20 | 2018-12-07 | 珠海格力电器股份有限公司 | Shaft and compressor with it |
CN112128134A (en) * | 2020-08-26 | 2020-12-25 | 神通科技集团股份有限公司 | Thrust structure for preventing axial movement of water pump rotor |
CN114060280A (en) * | 2021-12-08 | 2022-02-18 | 珠海凌达压缩机有限公司 | Crankshaft, pump body structure, compressor and air conditioner |
CN114060280B (en) * | 2021-12-08 | 2024-05-24 | 珠海凌达压缩机有限公司 | Crankshaft, pump body structure, compressor and air conditioner |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 |
|
CF01 | Termination of patent right due to non-payment of annual fee |