CN105134608B - A kind of compressor - Google Patents
A kind of compressor Download PDFInfo
- Publication number
- CN105134608B CN105134608B CN201510628302.8A CN201510628302A CN105134608B CN 105134608 B CN105134608 B CN 105134608B CN 201510628302 A CN201510628302 A CN 201510628302A CN 105134608 B CN105134608 B CN 105134608B
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- Prior art keywords
- compressor
- baffle ring
- metal
- cylinder
- waist hole
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Abstract
The present invention provides a kind of compressors, including：Shell；Motor and cylinder are placed in the shell；The rotary force of motor is passed to the cylinder, to compress refrigerant by bent axle；And first bearing component and second bearing component, compression stroke is limited jointly with the cylinder and supports the bent axle；The first bearing component includes：Upper bearing (metal) with several waist holes and the upper muffler for being connected to the upper bearing (metal) upper surface；The upper muffler includes an epitaxy part, is arranged in the periphery of the upper muffler, the epitaxy part blocks at least partly described waist hole, and the lubricating oil that water conservancy diversion flows back along the inner walls flows to blade groove.The present invention is more concentrated at when flowing back along inner walls after capable of making refrigerator oil portion being detached with refrigerant on the compressor and flows to cylinder blade groove location, more preferable lubricating blade.
Description
Technical field
The present invention relates to a kind of compressor, more particularly to a kind of compressor with upper muffler.
Background technology
Typically, hermetic compressor includes the motor for generating driving force in the inner space of shell, Yi Jilian
It is connected to compression member of the motor for compressing refrigerant.Hermetic compressor can be according to the difference of refrigerant compression mechanism
And it is classified as reciprocating compressor, scroll compressor, rolling rotor compressor.Reciprocating compressor, scroll compressor
And rolling rotor compressor is all the rotary force using motor.
The motor of the existing hermetic compressor using rotary force has a bent axle, by bent axle by the rotation of motor
Power is transmitted to compression member.Fig. 1 show the structural schematic diagram of the rolling rotor compressor of the prior art.As shown in Figure 1, existing
There is the primary structure of the rolling rotor compressor of technology as follows：
Upper cover 1 ' and lower cover 7 ' is respectively welded in the upper/lower terminal of shell 2 '.Motor 3 ' is placed in shell 2 ', and motor 3 ' includes
The internal rotor 32 ' and external stator 33 ' being sheathed on bent axle 31 '.External stator 33 ' is fixed with shell 2 '.Internal rotor 32 ' is inserted in outer
In stator 33 ', there is predetermined gap between the internal rotor 32 ' and external stator 33 ', and then by mutual with external stator 33 '
It acts on and rotates the internal rotor 32 '.Bent axle 31 ' is connected to the internal rotor 32 ' so that the rotary force of internal rotor 32 ' is transmitted to pressure
Contracting component 5 '.The lower part of bent axle 31 ' is positioned at the central axes of shell 2 ' by bearing (upper bearing (metal) 4 ' and lower bearing 6 ').Bent axle
31 ' top is positioned at the central axes of shell 2 ' by upper support component 8 '.Upper bearing (metal) 4 ' passes through 42 ' structure (Fig. 1 of internal boss
In interior cylindrical structure) with bent axle 31 ' to constitute friction secondary.The periphery of upper bearing (metal) 4 ' is additionally provided with multiple waist holes for gas to pass through
41’。
Compression member 5 ' may include：Cylinder rotates piston and the blade for completely cutting off high-low pressure chamber in the cylinder, and
Multiple bearings for limiting compression stroke jointly with the cylinder and supporting bent axle 31 '.Bearing is usually located at the one of motor 3 '
Side is to support bent axle 31 '.Wherein, blade is arranged in blade groove 51 '.
As shown in Figures 2 and 3, in order to weaken the noise of the high-speed gas flowed out from compression member 5 ', also pacify on upper bearing (metal) 4 '
Equipped with muffler 9 ' on one, the middle part of upper muffler 9 ' inside contracts boss 92 ' equipped with one, inside contracts boss 92 ' and upper muffler 9 '
It is equipped with several screw holes 91 ' between periphery, is screwed togather by bolt and upper bearing (metal) 4 ' so that it is common with upper bearing (metal) 4 ' to inside contract boss 92 '
Form silencing cavity.It inside contracts boss 92 ' and is equipped with several ventholes 93 ' and an axis hole 94 ', the internal boss 42 ' of upper bearing (metal) 4 '
Across axis hole 94 '.The part high-speed gas flowed out from compression member 5 ' enters upper muffler 9 ', and after the discharge of venthole 93 ',
Noise is attenuated, to reach noise reduction purpose.
However this structure of the prior art has as following drawbacks：It continues to refer to figure 1, in the rolling rotor-type of the prior art
In compressor, with the work of compressor, gas from bottom to top by multiple waist holes 41 ' of upper bearing (metal) 4 ' when, also can be
Lubricating oil in compressor is taken away upwards.Also, refrigerator oil is after portion is detached with refrigerant on the compressor along the inner wall of shell 2 '
The blade etc. that can not be actively flowed to when reflux in compression member 5 ' especially needs the component lubricated.If things go on like this, it will reduce and press
The lubricating oil total amount of contracting machine, influences whole lubricant effect, be easy to cause advanced wear, reduces the service life of compressor.
During compressor operation, the stuck situation of blade oil starvation is susceptible to when oil level is relatively low.It is more at present to do
Method is more additional oil masses on the pump housing, but due to refrigerator oil after portion is detached with refrigerant on the compressor along inner walls reflux
It is surrounding dispersion to compression motor spindle, the oil into (blade groove) is very limited.
Invention content
For the defects in the prior art, the purpose of the present invention is to provide a kind of compressor, the prior art is overcome
Difficulty is more concentrated at when flowing back along inner walls after capable of making refrigerator oil portion being detached with refrigerant on the compressor and flows to cylinder leaf
Piece groove location, it is more preferable to obtain lubricating blade.
According to an aspect of the present invention, a kind of compressor is provided, including：
Shell；
Motor and cylinder are placed in the shell；
The rotary force of motor is passed to the cylinder, to compress refrigerant by bent axle；And
First bearing component and second bearing component limit compression stroke with the cylinder and support the bent axle jointly；
The first bearing component includes：Upper bearing (metal) with several waist holes and the upper muffler for being connected to the upper bearing (metal) upper surface；
The upper muffler includes an epitaxy part, is arranged in the periphery of the upper muffler, the epitaxy part blocks at least
The part waist hole, and the lubricating oil that water conservancy diversion flows back along the inner walls flows to blade groove.
Preferably, the epitaxy part is continuous, and includes that corresponding notch is opened up at least one precalculated position.
Preferably, the epitaxy part is a c-type baffle ring, and the notch of the c-type baffle ring exposes the gas through the waist hole
Blade groove in cylinder.
Preferably, the c-type baffle ring is an inclined extended out upwards from the periphery of the upper muffler.
Preferably, the c-type baffle ring includes the second baffle ring portion in a first baffle ring portion extended out upwards and a level, described
The lower edge in the first baffle ring portion connects the periphery of the upper muffler, and the upper edge in first baffle ring portion connects second baffle ring
Portion, second baffle ring portion crimp the upper bearing (metal).
Preferably, the gross area for the waist hole blocked by the c-type baffle ring is more than or equal to total face of all waist holes
Long-pending 2/3.
Preferably, the c-type baffle ring is integrally formed with the upper muffler.
Preferably, the upper muffler inside contracts boss including one, and described inside contract sets between boss and the periphery of upper muffler
There are several screw holes, the screw hole to be screwed togather by bolt and upper bearing (metal), noise reduction is collectively formed with the upper bearing (metal) in the boss that inside contracts
Chamber, the boss that inside contracts are equipped with several ventholes and an axis hole, and the internal boss of the upper bearing (metal) passes through axis hole.
Preferably, the venthole is arranged in the side for inside contracting the notch on boss close to the c-type baffle ring.
Preferably, the upper bearing (metal) includes several big waist holes and several small waist holes, and the area of the small waist hole is more than or equal to
The 1/3 of the area of big waist hole.
Preferably, the notch exposes the blade in the cylinder through the small waist hole.
Preferably, at least one big waist hole is not blocked by the c-type baffle ring.
Preferably, the epitaxy part is segmentation, has gap between every section, forms flow-guiding channel.
Preferably, the compressor can be single cylinder compressor, can also be duplex cylinder compressor.
Due to the use of the above technology, compressor of the invention can be lubricated by the epitaxy part water conservancy diversion that upper muffler is added
Oil is more concentrated at when flowing back along inner walls after making refrigerator oil portion being detached with refrigerant on the compressor and flows to cylinder blade groove position
It sets, it is more preferable to obtain lubricating blade.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the sectional view of the compressor of the prior art；
Fig. 2 be the prior art compressor in upper muffler structural schematic diagram；
Fig. 3 be the prior art compressor in upper muffler assembling schematic diagram；
Fig. 4 is the sectional view of the compressor of the present invention；
Fig. 5 be the present invention compressor in upper muffler structural schematic diagram；
Fig. 6 be the present invention compressor in upper muffler assembling schematic diagram；
Fig. 7 is the vertical view of the upper muffler of assembled state in Fig. 6；And
Fig. 8 be Fig. 7 in A-A to sectional view.
Reference numeral
1 ' upper cover
2 ' shells
3 ' motors
31 ' bent axles
32 ' internal rotors
33 ' external stators
4 ' upper bearing (metal)s
41 ' waist holes
42 ' boss
5 ' compression members
51 ' blade grooves
6 ' lower bearings
7 ' lower covers
Support component on 8 '
Muffler on 9 '
91 ' screw holes
92 ' inside contract boss
93 ' ventholes
94 ' axis holes
1 upper cover
2 shells
3 motors
31 bent axles
32 internal rotors
33 external stators
4 upper bearing (metal)s
41 waist holes
42 boss
5 compression members
51 blade grooves
6 lower bearings
7 lower covers
Support component on 8
Muffler on 9
91 screw holes
92 inside contract boss
93 ventholes
94 axis holes
95 c-type baffle rings
951 first baffle ring portions
952 second baffle ring portions
Specific implementation mode
Detailed description will be provided to the embodiment of the present invention below.Although the present invention will combine some specific implementation modes
It is illustrated and illustrates, but should be noted that the present invention is not merely confined to these embodiments.On the contrary, to the present invention
The modification of progress or equivalent replacement, are intended to be within the scope of the claims of the invention.
In addition, in order to better illustrate the present invention, numerous details is given in specific implementation mode below.
It will be understood by those skilled in the art that without these details, the present invention can equally be implemented.It is right in other example
It is not described in detail in known structure and component, in order to highlight the purport of the present invention.
As shown in figure 4, upper cover 1 and lower cover 7 is respectively welded in the upper/lower terminal of the compressor middle casing 2 of the present invention.Motor 3
It is placed in shell 2, motor 3 includes the internal rotor 32 and external stator 33 being sheathed on bent axle 31.External stator 33 is fixed with shell 2.
Internal rotor 32 is inserted in external stator 33, between the internal rotor 32 and external stator 33 have predetermined gap, and then by with it is outer
The interaction of stator 33 and rotate the internal rotor 32.Bent axle 31 is connected to the internal rotor 32 with by the rotary force of internal rotor 32
It is transmitted to compression member 5.The lower part of bent axle 31 is positioned at the central axes of shell 2 by bearing (upper bearing (metal) 4 and lower bearing 6).It is bent
The top of axis 31 is positioned at the central axes of shell 2 by upper support component 8.Upper bearing (metal) 4 is by 42 structure of internal boss (in Fig. 4
Interior cylindrical structure) with bent axle 31 to constitute friction secondary.The periphery of upper bearing (metal) 4 is additionally provided with multiple waist holes 41 for gas to pass through.Pressure
Contracting component 5 may include：Cylinder, rotate piston and blade for completely cutting off high-low pressure chamber in the cylinder and it is multiple for
Cylinder limits compression stroke and supports the bearing of bent axle 31 jointly.Bearing is usually located at the side of motor 3 to support bent axle 31.Its
In, blade is arranged in blade groove 51.Also, in order to weaken the noise of the high-speed gas flowed out from compression member 5, upper bearing (metal)
Muffler 9 on one are also equipped on 4.Compressor can be single cylinder compressor, can also be duplex cylinder compressor, be not limited.
As shown in figure 5, the middle part of upper muffler 9 inside contracts boss 92 equipped with one, periphery is equipped with a continuous epitaxy part, this is outer
The portion of prolonging includes that corresponding notch is opened up at least one precalculated position.Epitaxy part in the present embodiment is a c-type baffle ring 95, C
The notch of type baffle ring 95 exposes the blade groove 51 in cylinder through waist hole 41, and but not limited to this.According to the space in compressor
It needs and actual demand, epitaxy part can also be other forms, such as：Epitaxy part can also be segmentation, have between every section
Gap forms flow-guiding channel, this is in repeats again.On the basis of the present invention, same to carry out by changing the shape of epitaxy part
The scheme of water conservancy diversion lubricating oil, also falls within the scope and spirit of the invention.
It inside contracts and is equipped with several screw holes 91 between boss 92 and the periphery of upper muffler 9.It is done if inside contracting boss 92 and being equipped with
Stomata 93 and an axis hole 94.C-type baffle ring is an inclined extended out upwards from the periphery of upper muffler.C-type baffle ring with it is upper
Muffler is integrally formed, alternatively, can not also be made of one and be independently mounted on upper bearing (metal) 4 with upper muffler.Venthole is arranged
It is listed in the side for inside contracting the notch on boss close to c-type baffle ring.
As shown in Fig. 6 to 8, the screw hole 91 of upper muffler 9 is screwed togather by bolt and upper bearing (metal) 4 so that inside contract boss 92 with
Silencing cavity is collectively formed in upper bearing (metal) 4.The internal boss 42 of upper bearing (metal) 4 passes through axis hole 94.From the part that compression member 5 flows out high speed
Gas enters upper muffler 9, and after the discharge of venthole 93, noise is attenuated, to reach noise reduction purpose.
The outer of c-type baffle ring 95 can touch the inner wall of the shell 2, by the tilted shape of c-type baffle ring 95, by edge
The lubricating oil inside water conservancy diversion downwards of 2 inner wall of shell reflux, c-type baffle ring 95 can be preferentially flowed to by the lubricating oil that c-type baffle ring 95 guides
Indentation, there.In order to which lubricating oil preferably to be guided into the blade in the compression member 5 with greater need for lubrication, in the present embodiment, c-type gear
Circle 95 blocks at least partly waist hole 41, and the notch of c-type baffle ring 95 exposes the blade groove 51 in cylinder through waist hole 41, to promote
Lubricating oil flows to the blade groove 51 in compression member 5 along the notch of c-type baffle ring 95 by the waist hole 41 of upper bearing (metal) 4, so as to
Sufficient lubrication blade.
C-type baffle ring 95 may include the first baffle ring portion 951 and a second horizontal baffle ring portion 952 extended out upwards, the
The lower edge in one baffle ring portion 951 connects the periphery of upper muffler 9, and the upper edge in the first baffle ring portion 951 connects the second baffle ring portion 952, the
Two baffle ring portions 952 crimp upper bearing (metal) 4, and the angle of inclination in first gear circle portion 951 can be made to increase in this way, obtained preferably with this
Water conservancy diversion effect.
In order to realize that the particular requirement of different air flues and different compressors, the c-type baffle ring 95 in the present invention can also have
There is a more than one notch, increases notch on the basis of c-type baffle ring in the present invention or the scheme of through-hole, conduit is also fallen in this case
Within protection domain.
C-type baffle ring 95 in the present invention does not all block all waist holes 41, to ensure to form air flue in compressor,
Meet the normal circulation of gas, wherein preferably, be more than by the gross area for the waist hole 41 that c-type baffle ring 95 blocks in the present embodiment
Equal to the 2/3 of the gross area of whole waist holes 41, but not limited to this.
In a preferred embodiment, the waist hole 41 of upper bearing (metal) 4 can be divided into big waist hole and small waist hole, small waist by size
The area in hole is more than or equal to the 1/3 of the area of big waist hole, and the notch of c-type baffle ring 95 exposes the leaf in cylinder through a small waist hole
Film trap 51, adjacent with small waist hole one big waist hole are not blocked by c-type baffle ring 95, and implementation result is best under the state.
Also, another effect of c-type baffle ring 95 is in the present embodiment, when the high-speed gas that compression member 5 flows out carries
When person's lubricating oil is flowed upwards out by waist hole 41, is flowed to even if high-speed gas changes after being stopped again by c-type baffle ring 95, pass through c-type
It is continued up after gap between baffle ring 95 and upper bearing (metal) 4, but person's lubricating oil entrained by high-speed gas is but easy to by c-type
Baffle ring 95 stops, is formed, back to the lower part of compressor, to avoid the case where high-speed gas carries away a large amount of lubricating oil and send out
It is raw, it ensure that the component of compressor lower part can be by lubricating oil sufficient lubrication.
In summary, compressor of the invention can make freezing by the epitaxy part water conservancy diversion lubricating oil that upper muffler is added
Machine oil is more concentrated at when flowing back along inner walls after portion is detached with refrigerant on the compressor and flows to cylinder blade groove location, more preferable
Lubricating blade.
Claims (13)
1. a kind of compressor, including：
Shell；
Motor and cylinder are placed in the shell；
The rotary force of motor is passed to the cylinder, to compress refrigerant by bent axle；And
First bearing component and second bearing component limit compression stroke with the cylinder and support the bent axle jointly；It is described
First bearing component includes：Upper bearing (metal) with several waist holes and the upper muffler for being connected to the upper bearing (metal) upper surface；
It is characterized in that, the upper muffler includes an epitaxy part, it is arranged in the periphery of the upper muffler, the epitaxy part hides
At least partly described waist hole of gear, and the lubricating oil that water conservancy diversion flows back along the inner walls flows to blade groove；
The epitaxy part includes tilting the inclined surface extended out upwards from the periphery of the upper muffler, and the inclined surface offers scarce
Mouthful, the waist hole that the notch is not blocked transmissive at least for one exposes the blade groove, and the inclined surface water conservancy diversion is along the shell
The lubricating oil of wall reflux flows to the blade groove through the notch by the waist hole not being blocked.
2. compressor as described in claim 1, which is characterized in that the epitaxy part is continuous, and is included at least one
Corresponding notch is opened up on a precalculated position.
3. compressor as claimed in claim 2, which is characterized in that the epitaxy part is a c-type baffle ring, the c-type baffle ring
Notch exposes the blade groove in the cylinder through the waist hole.
4. compressor as claimed in claim 3, which is characterized in that the c-type baffle ring is one from the periphery of the upper muffler
The inclined extended out upwards.
5. compressor as claimed in claim 4, which is characterized in that the c-type baffle ring includes first baffle ring extended out upwards
Portion and a second horizontal baffle ring portion, the lower edge in first baffle ring portion connect the periphery of the upper muffler, the first gear
The upper edge in circle portion connects second baffle ring portion, and second baffle ring portion crimps the upper bearing (metal).
6. compressor as claimed in claim 5, which is characterized in that the gross area for the waist hole blocked by the c-type baffle ring
More than or equal to the 2/3 of all gross areas of the waist hole.
7. compressor as claimed in claim 5, which is characterized in that the c-type baffle ring is integrally formed with the upper muffler.
8. the compressor as described in any one of claim 3 to 7, which is characterized in that the upper muffler is inside contracted including one
Boss, described inside contract are equipped with several screw holes between boss and the periphery of upper muffler, the screw hole passes through bolt and upper bearing (metal) spiral shell
It closes, silencing cavity is collectively formed with the upper bearing (metal) in the boss that inside contracts, and the boss that inside contracts is equipped with several ventholes and one
The internal boss of axis hole, the upper bearing (metal) passes through axis hole.
9. compressor as claimed in claim 8, which is characterized in that the venthole is arranged in described inside contract on boss close to institute
State the side of the notch of c-type baffle ring.
10. the compressor as described in any one of claim 3 to 7, which is characterized in that the upper bearing (metal) includes several big waists
Hole and several small waist holes, the area of the small waist hole are more than or equal to the 1/3 of the area of big waist hole.
11. compressor as claimed in claim 10, which is characterized in that the notch exposes the cylinder through the small waist hole
In blade.
12. compressor as claimed in claim 11, which is characterized in that at least one big waist hole is not hidden by the c-type baffle ring
Gear.
13. compressor as described in claim 1, which is characterized in that the epitaxy part is segmentation, between having between every section
Gap forms flow-guiding channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510628302.8A CN105134608B (en) | 2015-09-28 | 2015-09-28 | A kind of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510628302.8A CN105134608B (en) | 2015-09-28 | 2015-09-28 | A kind of compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105134608A CN105134608A (en) | 2015-12-09 |
| CN105134608B true CN105134608B (en) | 2018-07-27 |
Family
ID=54720111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510628302.8A Active CN105134608B (en) | 2015-09-28 | 2015-09-28 | A kind of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105134608B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286304A (en) * | 2016-09-26 | 2017-01-04 | 珠海凌达压缩机有限公司 | Upper flange, pump assembly and compressor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61192872A (en) * | 1985-02-20 | 1986-08-27 | Matsushita Electric Ind Co Ltd | Enclosed compressor |
| CN1519474A (en) * | 2003-02-07 | 2004-08-11 | Lg电子株式会社 | Horizontal compressor |
| CN1626819A (en) * | 2003-12-12 | 2005-06-15 | 乐金电子(天津)电器有限公司 | Oil supplying device in horizontal rotating type compressor |
| JP2007315261A (en) * | 2006-05-25 | 2007-12-06 | Fujitsu General Ltd | Hermetic compressor |
| CN201982306U (en) * | 2010-12-31 | 2011-09-21 | 珠海格力电器股份有限公司 | Horizontal rotating compressor |
| CN205101238U (en) * | 2015-09-28 | 2016-03-23 | 上海日立电器有限公司 | Compressor |
-
2015
- 2015-09-28 CN CN201510628302.8A patent/CN105134608B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61192872A (en) * | 1985-02-20 | 1986-08-27 | Matsushita Electric Ind Co Ltd | Enclosed compressor |
| CN1519474A (en) * | 2003-02-07 | 2004-08-11 | Lg电子株式会社 | Horizontal compressor |
| CN1626819A (en) * | 2003-12-12 | 2005-06-15 | 乐金电子(天津)电器有限公司 | Oil supplying device in horizontal rotating type compressor |
| JP2007315261A (en) * | 2006-05-25 | 2007-12-06 | Fujitsu General Ltd | Hermetic compressor |
| CN201982306U (en) * | 2010-12-31 | 2011-09-21 | 珠海格力电器股份有限公司 | Horizontal rotating compressor |
| CN205101238U (en) * | 2015-09-28 | 2016-03-23 | 上海日立电器有限公司 | Compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105134608A (en) | 2015-12-09 |
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Address after: 201206 Jinqiao Road, Pudong New Area Jinqiao Export Processing Zone, Shanghai, 1051 Applicant after: Shanghai Haili Electrical Appliance Co. Ltd. Address before: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 888, Shanghai Applicant before: Rili Electric Appliance Co., Ltd., Shanghai |
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