CN206071881U - Compressor - Google Patents
Compressor Download PDFInfo
- Publication number
- CN206071881U CN206071881U CN201621037776.1U CN201621037776U CN206071881U CN 206071881 U CN206071881 U CN 206071881U CN 201621037776 U CN201621037776 U CN 201621037776U CN 206071881 U CN206071881 U CN 206071881U
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- China
- Prior art keywords
- compressor
- chamber
- shell
- oil eliminator
- side wall
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Abstract
A kind of compressor, the inside the shell of the compressor is provided with a fixed oil eliminator, which is located at the top position of motor, the fixed oil eliminator includes a first annular side wall, first annular side wall has been internally formed a first chamber, first annular side wall is provided with one first guiding entrance, and the lower end of first annular side wall is open around being formed with one first.Whereby, the whirlpool flow field for producing using rotor carries out separating coolant and machine oil, with the separating effect with preferably coolant with machine oil.
Description
Technical field
This utility model is related to a kind of compressor, more particularly to a kind of compressor with fixed oil eliminator.
Background technology
Existing Rotary Compressor at least includes shell, motor and compressor pump.The bottom of shell is provided with oil storage tank, uses
To store machine oil (refrigerator oil).Motor and compressor pump are arranged inside the shell, and motor includes stator and rotor, and compressor pump is included
Cylinder body and piston, piston are connected to the rotor of motor by eccentric shaft, and motor may be used to drive piston to turn round in cylinder body, make gas
Body coolant is inhaled in the compression stroke of cylinder interior, and by continued compression to certain pressure, then will be pressed by tap
Coolant output in contracting space is to enclosure.The above-mentioned coolant being discharged can pass through the gap between shell and stator, or fixed
Gap between son and rotor, or the opening on stator, or the gap between stator and rotor are discharged to freezing to discharge pipe
In blood circulation.
But existing compressor, its internal machine oil have an opportunity to follow as coolant flows out to refrigerating and air conditioning by discharge pipe
Loop systems, and then normal tribology is required to cause compression case inner engine oil amount to be not enough to provide, and thus result in each of compressor pump
Friction part produces abrasion, so as to the problem that reliability decrease that compressor occur and efficiency decline.Therefore current compressor
Oil eliminator is provided with mostly, it is to be intended to into the machine oil in the coolant of discharge pipe separate, outer to avoid machine oil from flowing out to
The outside of shell.
However, the oil eliminator of existing compressor utilizes the rotary apparatuss being fixed on rotor to increase the whirlpool for causing mostly
Vortex field intensity, often sacrifices motor extra moment of torsion while machine oil discharge is reduced and causes performance loss, and then cause
The efficiency of compressor is reduced.Separately, the fixation oil eliminator of baffle type is also frequently present oil extraction path and designs not good and be easily destroyed
Large scale whirlpool flow field that rotor is produced and the shortcoming that causes separating of oil effect bad.Also, existing compressor is subject to oil circulation
Limit and consider, preferably oil circulation performance will be obtained, its discharge opening needs to be arranged on whirlpool center while being also top cap central position
Put, this also causes have larger restriction in electric connection putting position and intensity of top cap design optimization.
Utility model content
Technical problem to be solved in the utility model, is to provide a kind of compressor, the whirlpool that effectively utilizes rotor is produced
Vortex field, makes the loss of rotor torque not waste, and designs with oil extraction path, and the machine oil under gear is not easy to localized accumulated and causes
Effect on driving birds is not good, can have preferably machine oil separating effect.
Technical problem to be solved in the utility model, also resides in a kind of compressor of offer, can effectively reduce motor
The superjacent air space of section, to reach greater compactness of spatial design.First annular side wall changing zonal whirlpool center,
Do not sacrifice, bigger design freedom can also increase
Power-up joint and discharge opening relative distance, to improve the intensity of upper lid.
In order to solve above-mentioned technical problem, this utility model provides a kind of compressor, including：One shell, the shell
Bottom is provided with an oil storage tank, to store machine oil；One motor, the motor are arranged at the inside the shell, and the motor includes stator and turns
Son；One compressor pump, the compressor pump are arranged at the inside the shell, and the compressor pump includes cylinder body and piston, and the piston is pivotally arranged
In the cylinder body, the piston is connected to the rotor of the motor by an eccentric shaft；And a fixed oil eliminator, this is fixed
Oil eliminator is fixed on the inside the shell, and positioned at the top position of the motor, the fixed oil eliminator includes one first ring
Shape side wall, the first annular side wall have been internally formed a first chamber, and the first annular side wall is provided with one first and is guided into
Mouthful, the lower end of the first annular side wall is stretched in the first chamber around one first opening, a discharge pipe is formed with.
Preferably, the internal diameter of the first chamber is tapered downwards in isometrical, tapered downwards or local makes the first chamber be in
Inverted cone shape.
Preferably, there is one first guiding device before the first guiding entrance of the fixed oil eliminator.
Preferably, the first guiding device of the fixed oil eliminator also includes one second annular sidewall, second ring
Shape side wall has been internally formed a second chamber, and the first annular side wall is arranged in the second chamber, second annular sidewall
One second guiding entrance is provided with, the lower end of second annular sidewall is open around being formed with one second.
Preferably, the internal diameter of the second chamber is in downward gradually-reducing shape, and the second chamber is in inverted cone-shaped, or local back taper
Shape.
Preferably, there is the second guiding device before the second guiding entrance.
Preferably, the fixed oil eliminator is fixed on a shell, top cover of the shell, the stator of the motor, electric
Joint or the discharge pipe.
Preferably, the fixed oil eliminator also includes, and the first annular side wall is connected to lid on this, and this
One chamber is located on this between lid and the first annular side wall, and the discharge pipe is inserted in the first chamber through lid on this.
Preferably, the fixed oil eliminator is integrated or is be combined with each other with a top cover.
Preferably, the fixed oil eliminator is integrated or is be combined with each other with a rosette.
This utility model at least has the advantages that following：
The whirlpool flow field that this utility model effectively utilizes rotor is produced, makes the loss of rotor torque not waste, and has the
One annular sidewall and the first opening etc. form the design of oil extraction path, and the machine oil under gear is not easy to localized accumulated and causes effect on driving birds is not good,
There can be preferably machine oil separating effect.
Fixed oil eliminator lower end of the present utility model is formed with the first opening, the first opening also bootable flow field,
One avoiding wasting the dynamic pressure in flow field that rotor causes, two can also be stronger the intensity for strengthening whirlpool flow field, and more have
Beneficial to separation machine oil.
Separately, the whirlpool flow field seperator oil that this utility model is produced using rotor, the height of fixed oil eliminator can be with
Reduce, effectively reduce the superjacent air space of motor segment, to reach greater compactness of spatial design.
Furthermore, this utility model change shell in whirlpool center so that discharge pipe be not limited to it is centrally-disposed, also
Oil circulation bad impact is not resulted in, and then electric connection and discharge opening relative distance can be increased, to improve the intensity of upper lid.
Feature of the present utility model and technology contents are further understood that to enable, are referred to below in connection with this utility model
Detailed description and accompanying drawing, but accompanying drawing only provides with reference to and illustrates to use, not for being any limitation as to this utility model.
Description of the drawings
Top views of the Fig. 1 for this utility model compressor.
II-II sectional views of the Fig. 2 for Fig. 1.
Fig. 3 is another sectional view of this utility model compressor.
Axonometric charts of the Fig. 4 for the fixed oil eliminator first embodiment of this utility model.
Axonometric charts of the Fig. 5 for another angle of the fixed oil eliminator first embodiment of this utility model.
Use state schematic diagrams of the Fig. 6 for this utility model compressor.
Axonometric charts of the Fig. 7 for the fixed oil eliminator second embodiment of this utility model.
Axonometric charts of the Fig. 8 for the fixed oil eliminator 3rd embodiment of this utility model.
Axonometric charts of the Fig. 9 for the fixed oil eliminator fourth embodiment of this utility model.
Axonometric charts of the Figure 10 for fixed the 5th embodiment of oil eliminator of this utility model.
Specific embodiment
Fig. 1 to Fig. 3 is referred to, this utility model provides a kind of compressor, including a shell 1, a motor 2, a compressor pump 3
And a fixed oil eliminator 4.
The shell 1 is a ducted body, may be used to accommodate the components such as motor 2, compressor pump 3 and fixed oil eliminator 4, and this is outer
The bottom of shell 1 is provided with an oil storage tank 11, may be used to store machine oil (refrigerator oil).The shell 1 can further connect a discharge pipe
12 and a suction tube 13, the suction tube 13 may connect to a reservoir 6, be input into coolant to compressor will pass through the reservoir 6.
The motor 2 is arranged in shell 1, and the motor 2 includes stator 21 and rotor 22, and stator 21 can be fixed on shell 1
Inwall, rotor 22 are rotatably arranged in the inner side of stator 21.
The compressor pump 3 is arranged in shell 1, and compressor pump 3 can be soaked in the machine oil of oil storage tank 11.The compressor pump 3 is wrapped
Containing cylinder body 31 and piston 32, cylinder body 31 and 32 quantity of piston are not intended to limit, that is, the compressor pump 3 can be the type such as single cylinder or twin-tub
Formula, cylinder body 31 and piston 32 corresponding can be set to one or two etc..Piston 32 is pivotally arranged in cylinder body 31, piston
32 rotors 22 that motor 2 is connected to by an eccentric shaft 33.Therefore, stator 21 can drive rotor 22 to drive eccentric shaft 33 to rotate,
Eccentric shaft 33 can drive piston 32 to turn round in cylinder body 31, gas coolant is inhaled into inside cylinder body 31 by suction tube 13
In compression stroke, and by continued compression to certain pressure, then the coolant in compression stroke is exported by tap (figure is omited)
To inside shell 1.The above-mentioned coolant being discharged can by gap between shell 1 and stator 21, or stator 21 and rotor 22 it
Between gap move up, be discharged in refrigerating circulation system finally by discharge pipe 12.Due to above-mentioned shell 1, motor 2 and
Compressor pump 3 is existing technology, and this utility model does not limit the construction of shell 1, motor 2 and compressor pump 3, therefore is not gone to live in the household of one's in-laws on getting married
State.
The fixed oil eliminator 4 is fixed in shell 1, and positioned at the top position of motor 2 that is, fixed separating of oil
Device 4 is securable to shell 1, the top cover 14 of shell 1, the stator 21 of motor 2, electric connection 15, or discharge pipe 12 etc., does not give
Limit.As fixed oil eliminator 4 is relatively not require on fixture, therefore strength demand, on material and fixed structure
Selection will be more polynary.Can for example use integral with rosette 51 (as shown in Figures 4 and 5) identical material design
Molding, to reduce installation and manufacturing cost.The fixed oil eliminator 4 also can be integrated or be combined with each other with top cover 14, should
Fixed oil eliminator 4 also can be integrated or be combined with each other with rosette 51.
Fig. 4 and Fig. 5 is seen also, the fixed oil eliminator 4 includes a first annular side wall 41, first annular side
Wall 41 has been internally formed a first chamber 42, and the internal diameter of first chamber 42 is in downward gradually-reducing shape, first chamber 42 is in inverted cone
Shape.First annular side wall 41 is provided with one first guiding entrance 43, and the lower end of first annular side wall 41 surrounds and is formed with one first
Opening 44, the first guiding entrance 43 can be square or trapezoidal etc., and the first opening 44 can be rounded etc., but do not limit first and be guided into
The shape of mouth 43 and the first opening 44.
In the present embodiment, the fixed oil eliminator 4 also includes lid 45 on, so as to forming a complete module,
But the not necessarily component of upper lid 45, lid 45 in 14 replacement of top cover of shell 1 can also be for example utilized, to close first chamber
42 top.45 rounded plate body of upper lid, first annular side wall 41 are connected to lid 45, and first chamber 42 is located at upper lid 45 and the
Between one annular sidewall 41.A discharge opening 46 can be provided with upper lid 45, discharge opening 46 is connected with first chamber 42, discharge pipe 12
Discharge opening 46 is arranged in, and is stretched in first chamber 42.The first guiding entrance 43 is located on first annular side wall 41 and is close to
The position of lid 45, may be used to guiding air-flow and tangentially enters in first chamber 42.A rosette 51 can be provided with upper lid 45, should
Rosette 51 may be used to be electrically connected with motor 2 with outside electric device.
Fig. 7 is referred to, the present embodiment further arranges one first guiding device before the first guiding entrance 43, and (water conservancy diversion is filled
Put) 52, first guiding device 52 protrudes from the outer rim of first annular side wall 41, may be used to strengthen guiding air-flow into the first chamber
Room 42.
Fig. 4 and Fig. 5 is referred to, in the present embodiment, first guiding device 52 of the fixed oil eliminator 4 includes
One second annular sidewall 47 is located at the outside of first annular side wall 41, and the second annular sidewall 47 has been internally formed a second chamber
48, second chamber 48 is located between upper lid 45 and the second annular sidewall 47, and first annular side wall 41 is arranged in second chamber 48.
The internal diameter of second chamber 48 is in downward gradually-reducing shape, and second chamber 48 is in inverted cone-shaped, and second chamber 48 can also be in local inverted cone shape.
Second annular sidewall 47 is provided with one second guiding entrance 49.The lower end of the second annular sidewall 47 is open around being formed with one second
50, the second guiding entrance 49 can be square or trapezoidal etc., and the second opening 50 can be rounded etc., but do not limit the second guiding entrance 49
And second opening 50 shape.
In another embodiment, (water conservancy diversion is filled further can to arrange one second guiding device before the second guiding entrance 49
Put), second guiding device is similar with above-mentioned first guiding device 52, is not repeated here.Second guiding device is protruded from
The outer rim of the second annular sidewall 47, may be used to guide air-flow into second chamber 48.
Fig. 6 is seen also, and the coolant inside shell 1 can be driven when the rotor 22 of motor 2 is rotated whirlpool to be produced with machine oil
Vortex field, and air-flow is directed in second chamber 48 using the second guiding entrance 49, recycle first to guide entrance 43 by gas
Stream is directed in first chamber 42, and the first guiding guiding entrance 49 of entrance 43, second can guide flow field to reach accumulation flow field ring
The purpose of amount, then by first chamber 42, the tapered design of second chamber 48 so that the circular reduced radius before outlet so that
More preferably separating of oil effect can be obtained by the coolant that discharge opening 46 is exported.
Fig. 7 to Figure 10 is referred to, in the present embodiment, first annular side wall 41 can be cylindrical, the first chamber 42
Internal diameter can be in isometrical cylindric, or partially or fully gradually-reducing shape is presented coniform, that is, the internal diameter of the first chamber 42 can in etc.
Footpath, tapered downwards or local are tapered downwards to make the first chamber 42 be in inverted cone shape.Can drive when the rotor 22 of motor 2 is rotated
Coolant and machine oil inside shell 1 produces whirlpool flow field, and using the first guiding guiding offer whirlpool of entrance 43 flow field, then by
Guiding flow field separates coolant and machine oil using the not good characteristic of the followability of machine oil drop to first chamber 42.
This utility model can provide whirlpool flow field using the first guiding guiding of entrance 43, then by guiding flow field to first
The taper tapered portion of chamber 42 is separated using the not good characteristic of the followability of machine oil drop strengthening the effect in whirlpool flow field
Coolant and machine oil.The oil droplet formed by machine oil is collected in the inwall of first annular side wall 41, and along first annular side wall 41
First opening 44 of lower end is back to downwards oil storage tank 11.The present embodiment is further provided with the second annular sidewall 47, the second chamber
The guiding of room 48, second entrance 49 and the second opening 50, can carry out the lock out operation of coolant and machine oil again, can have more preferably
Coolant and machine oil separating effect.
Therefore, the whirlpool flow field that this utility model effectively utilizes rotor is produced, allows the loss of rotor torque to obtain again
Must use and will not waste, and there is first annular side wall, the first opening and the second annular sidewall, the second opening etc. to form oil extraction road
Footpath is designed, and the machine oil under gear is not easy to localized accumulated and causes effect on driving birds is not good.
Fixed oil eliminator lower end of the present utility model be formed with the first opening, second opening, this first opening, second
Opening also bootable flow field, one avoiding wasting the dynamic pressure in the flow field that rotor causes, two can also be stronger reinforcement whirlpool
The intensity in flow field, and be more beneficial for separating machine oil.
Separately, this utility model carries out separation machine oil using the whirlpool flow field that rotor is produced so that fixed oil eliminator
Height can be reduced, and effectively reduce the superjacent air space of motor segment, to reach greater compactness of spatial design.
Furthermore, this utility model changes discharge pipe front whirlpool center, the discharge pipe under the premise of oily discharge rate is not affected
It is not limited to centrally-disposed, electric connection and discharge opening relative distance can be increased, to improve the intensity of upper lid.
But preferred embodiment of the present utility model is the foregoing is only, it is not intended to limit to patent protection of the present utility model
Scope, therefore use such as this utility model description and the equivalence changes carried out by accompanying drawing content, is all contained in practical in the same manner
In new rights protection scope, Chen Ming is given in conjunction.
Claims (10)
1. a kind of compressor, it is characterised in that include：
One shell, the bottom of the shell are provided with an oil storage tank, to store machine oil；
One motor, the motor are arranged at the inside the shell, and the motor includes stator and rotor；
One compressor pump, the compressor pump are arranged at the inside the shell, and the compressor pump includes cylinder body and piston, and the piston is pivotally arranged
In the cylinder body, the piston is connected to the rotor of the motor by an eccentric shaft；And
One fixed oil eliminator, the fixed oil eliminator are fixed on the inside the shell, and positioned at the top position of the motor, should
Fixed oil eliminator includes a first annular side wall, and the first annular side wall has been internally formed a first chamber, and this
One annular sidewall is provided with one first guiding entrance, and around one first opening is formed with, one tells for the lower end of the first annular side wall
Outlet pipe is stretched in the first chamber.
2. compressor as claimed in claim 1, it is characterised in that the internal diameter of the first chamber in isometrical, tapered downwards or
Local is tapered downwards to make the first chamber be in inverted cone shape.
3. compressor as claimed in claim 1, it is characterised in that have before the first guiding entrance of the fixed oil eliminator
One first guiding device.
4. compressor as claimed in claim 3, it is characterised in that the first guiding device of the fixed oil eliminator is also included
There is one second annular sidewall, second annular sidewall has been internally formed a second chamber, and the first annular side wall is arranged at this
In second chamber, second annular sidewall is provided with one second guiding entrance, and the lower end of second annular sidewall surrounds and is formed with
One second opening.
5. compressor as claimed in claim 4, it is characterised in that the internal diameter of the second chamber is in downward gradually-reducing shape, and this second
Chamber is in inverted cone-shaped, or local inverted cone shape.
6. compressor as claimed in claim 4, it is characterised in that there is the second guiding device before the second guiding entrance.
7. compressor as claimed in claim 1, it is characterised in that the fixed oil eliminator is fixed on the shell, the shell
A top cover, the stator of the motor, an electric connection or the discharge pipe.
8. compressor as claimed in claim 1, it is characterised in that the fixed oil eliminator also includes, this
One annular sidewall is connected to lid on this, and the first chamber is located on this between lid and the first annular side wall, and the discharge pipe is passed through
On this, lid is inserted in the first chamber.
9. compressor as claimed in claim 1, it is characterised in that the fixed oil eliminator is integrated with a top cover or phase
Mutually combine.
10. compressor as claimed in claim 1, it is characterised in that the fixed oil eliminator and a rosette be integrated or
Person be combined with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621037776.1U CN206071881U (en) | 2016-09-05 | 2016-09-05 | Compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621037776.1U CN206071881U (en) | 2016-09-05 | 2016-09-05 | Compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206071881U true CN206071881U (en) | 2017-04-05 |
Family
ID=58436997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621037776.1U Expired - Fee Related CN206071881U (en) | 2016-09-05 | 2016-09-05 | Compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206071881U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795489A (en) * | 2016-09-05 | 2018-03-13 | 瑞智精密股份有限公司 | Compressor |
-
2016
- 2016-09-05 CN CN201621037776.1U patent/CN206071881U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795489A (en) * | 2016-09-05 | 2018-03-13 | 瑞智精密股份有限公司 | Compressor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170405 Termination date: 20200905 |