CN207963248U - Fluid reservoir, compressor, air conditioner - Google Patents
Fluid reservoir, compressor, air conditioner Download PDFInfo
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- CN207963248U CN207963248U CN201820110253.8U CN201820110253U CN207963248U CN 207963248 U CN207963248 U CN 207963248U CN 201820110253 U CN201820110253 U CN 201820110253U CN 207963248 U CN207963248 U CN 207963248U
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Abstract
A kind of fluid reservoir of the utility model offer, compressor, air conditioner.The fluid reservoir, including shell and connecting tube, the connecting tube is connect with the shell, and one end of the connecting tube is stretched into the cavity that the shell is formed, it further include flow structure, the flow structure makes the region of the connecting tube insertion end of the shell be divided into the first liquid storage area and the second liquid storage area, so that the liquid refrigerants and oil mixture in first liquid storage area can branch to second liquid storage area via the flow structure after liquid level rises to preset height from first liquid storage area.Fluid reservoir according to the present utility model, compressor, air conditioner, both ensure that the oil return of compressor was smooth, and had in turn avoided the generation of absorbing gas belt liquid phenomenon, meet the needs of wide circumstance temperature operation heat pump system.
Description
Technical field
The utility model belongs to air-conditioning technique field, and in particular to a kind of fluid reservoir, compressor, air conditioner.
Background technology
Air-conditioning system is under worst cold case easily because evaporation and heat-exchange deficiency compressor air suction occurs with liquid phenomenon, when serious very
Liquid hammer can extremely occur, compressor is damaged.In order to cope with the problem, often by compressor air suction end add fluid reservoir with
Gas-liquid refrigerant is detached, so that gaseous coolant is passed through connecting tube and enters in compresser cylinder from fluid reservoir, liquid refrigerants and lubricating oil
Then accumulate in liquid storage pot bottom, be equipped with hole for back flow on the connecting tube side wall of liquid storage pot bottom, liquid refrigerants and lubricating oil it is mixed
Connecting tube can be entered by hole for back flow by closing object, then be entered in compresser cylinder by connecting tube again.Suitable liquid refrigerants and
Oil mixture enters in compresser cylinder, can inhibit the generation of absorbing gas belt liquid phenomenon, it is ensured that and the oil return of compressor is smooth,
Slow down the abrasion of compressor.
Existing fluid reservoir can inhibit the generation of absorbing gas belt liquid phenomenon to a certain extent, but due to its hole for back flow aperture
Fixation is unadjustable, can not be adjusted according to the change of operating condition, so the application effect on the heat pump system of wide circumstance temperature operation
It is less desirable, it still will appear absorbing gas belt liquid phenomenon, absorbing gas belt liquid phenomenon is particularly evident especially during Defrost.Specifically
, under the worst hot cases such as refrigeration, the evaporation and heat-exchange of system is more abundant, has preferable suction superheat, the liquid in fluid reservoir
State refrigerant is less, and liquid level is relatively low, and there are many ingredient of lubricating oil in the liquid of bottom, and viscosity is very big, passes through resistance when hole for back flow
Very big, simultaneously because liquid level is relatively low, liquid refrigerants and oil mixture mobilization dynamic are smaller, in order to ensure oil return is smooth, this
When hole for back flow aperture be preferably arranged it is larger；(containing during defrosting) under the worst cold cases such as ultralow temperature heating, the evaporation of system is changed
Hot insufficient, many into the liquid refrigerants in fluid reservoir, liquid level is higher, and the ingredient of lubricating oil is seldom in the liquid of bottom, viscosity
Small, resistance when passing through hole for back flow is small, simultaneously because liquid level is higher, liquid refrigerants and oil mixture mobilization dynamic are larger,
In order to avoid the generation of absorbing gas belt liquid phenomenon, hole for back flow aperture at this time is preferably arranged smaller.The worst cold cases such as ultralow temperature heating
Under the worst hot cases such as hole for back flow aperture demand and refrigeration on the contrary, therefore existing fluid reservoir cannot be satisfied wide circumstance temperature and run
The demand of heat pump system.
Utility model content
Therefore, it the technical problem to be solved by the present invention is to provide a kind of fluid reservoir, compressor, air conditioner, both protected
The oil return for having demonstrate,proved compressor is smooth, in turn avoids the generation of absorbing gas belt liquid phenomenon, meets the needs of wide circumstance temperature operation heat pump system.
To solve the above-mentioned problems, the utility model provides a kind of fluid reservoir, including shell and connecting tube, the connecting tube
It is connect with the shell, and one end of the connecting tube is stretched into the cavity that the shell is formed, and further includes flow structure, it is described
Flow structure makes the region of the connecting tube insertion end of the shell be divided into the first liquid storage area and the second liquid storage area, so that described first
Liquid refrigerants and oil mixture in liquid storage area after liquid level rises to preset height can via the flow structure from
First liquid storage area branches to second liquid storage area.
Preferably, the flow structure includes overflow wall, and the overflow wall is set in around the connecting tube, described to overflow
The side of stream wall towards the connecting tube insertion end of the shell is connect with the shell.
Preferably, the overflow wall includes erection part, bending part, and described bending part one end is connect with the erection part, institute
The other end for stating bending part is connect with the inner wall of the shell.
Preferably, the flow structure includes overflow wall, and the overflow wall is set in around the connecting tube, described to overflow
The side of stream wall towards the connecting tube insertion end of the shell is connect with the connecting tube.
Preferably, the overflow wall includes erection part, bending part, and described bending part one end is connect with the erection part, institute
The other end for stating bending part is connect with the outer wall of the connecting tube.
Preferably, the overflow wall includes open top, when the liquid refrigerants and oil mixture are higher than in liquid level
When the open top, the liquid refrigerants and oil mixture branch to second liquid storage area from the open top；
And/or the overflow wall is equipped with spout hole, when the liquid refrigerants and oil mixture are higher than the spout hole in liquid level
Position when, the liquid refrigerants and oil mixture can be branched under the action of pressure difference by first liquid storage area
Second liquid storage area.
Preferably, the spout hole is circular hole.
Preferably, the circular hole aperture is 0.8mm to 1.5mm.
Preferably, air intake duct is additionally provided on the shell, the position opposite with the air intake duct is equipped with back in the shell
Gas baffle, the return-air baffle are connect with the inner walls, and the return-air baffle is equipped with return-air hole, and the return-air hole is in
The upper area of first liquid storage area, so that the liquid refrigerants and oil mixture on the return-air baffle are returned by described
Stomata drops to first liquid storage area.
Preferably, there is recessed annular section on circumference of return-air baffle centered on by its geometric center, it is more
A return-air hole is uniformly distributed in the annular section.
The utility model also provides a kind of compressor, including fluid reservoir, and the fluid reservoir is above-mentioned fluid reservoir.
The utility model also provides a kind of air conditioner, including compressor, and the compressor is above-mentioned compressor.
Fluid reservoir provided by the utility model, compressor, air conditioner, as a result of the flow structure, in high temperature work
Under condition, the rate of climb of liquid refrigerants and oil mixture in first liquid storage area can be accelerated, in hole for back flow size
In the case of constant, the mobilization dynamic of the liquid refrigerants and oil mixture will be with its liquid level and liquid level difference positive
It closes；Under worst cold case, the liquid refrigerants that can will be above default liquid level branches in second liquid storage area, from
And ensure that the liquid refrigerants and oil mixture liquid level remain unchanged within a certain period of time, keep the liquid under worst cold case cold
The mobilization dynamic of matchmaker and oil mixture will not be too strong, can also ensure either in worst hot case either worst cold case
It can effectively prevent the generation of absorbing gas belt liquid phenomenon down, that is, meet the demand of wide circumstance temperature operation heat pump system.
Description of the drawings
Fig. 1 is the structural schematic diagram of the fluid reservoir of the utility model embodiment；
The diagrammatic cross-section at the vertical view visual angle that Fig. 2 is Fig. 1；
Fig. 3 is the structural schematic diagram of the oil storage tank of another embodiment of the utility model；
Fig. 4 is the structural schematic diagram of the oil storage tank of another embodiment of the utility model；
Fig. 5 is the structural schematic diagram of the oil storage tank of another embodiment of the utility model；
Fig. 6 is the structural schematic diagram of the oil storage tank of another embodiment of the utility model；
Fig. 7 be another embodiment of the utility model oil storage tank in return-air baffle structural schematic diagram.
Reference numeral is expressed as：
1, shell；2, connecting tube；3, hole for back flow；4, overflow wall；41, erection part；42, bending part；5, the first liquid storage area；6、
Second liquid storage area；7, spout hole；8, return-air baffle；81, return-air hole；9, air intake duct.
Specific implementation mode
To simplify narration process, the orientation term such as upper and lower used in present embodiment is with the fluid reservoir using shape
The orientation that state is presented is reference.
In conjunction with referring to shown in Fig. 1 to 7, embodiment according to the present utility model provides a kind of fluid reservoir, including 1 He of shell
Connecting tube 2, the connecting tube 2 are connect with the shell 1, and the cavity of the formation of the shell 1 is stretched into one end of the connecting tube 2
It is interior, further include flow structure, the flow structure makes the region of the connecting tube insertion end of the shell 1 be divided into the first liquid storage area 5
With the second liquid storage area 6 so that liquid refrigerants and oil mixture in first liquid storage area 5 rise to default height in liquid level
After degree second liquid storage area 6 can be branched to from first liquid storage area 5 via the flow structure.
Certainly, for the flow structure can be various ways, in view of different capabilities oil storage tank to needing to enter
The amount of liquid refrigerants and oil mixture in air compressor machine is different, and therefore, this preset height matches with actual operating mode
.
Due to being additionally arranged flow structure in the technical solution, to make the single liquid storage cylinder in existing fluid reservoir be divided into
First liquid storage area 5 and the second liquid storage area 6, at this point, when air-conditioning is under the worst cold cases such as ultralow temperature heating (containing during defrosting),
Into in fluid reservoir liquid refrigerants and oil mixture it is relatively more, first liquid storage area 5 accumulation formed liquid level
Higher, the viscosity of the liquid refrigerants and oil mixture is smaller, high in the liquid refrigerants and oil mixture liquid level
It when the flow structure is far from 5 upper end of the first liquid storage area, will flow into second liquid storage area 6, to make described
Liquid level in one liquid storage area 5 keeps constant constant within a certain period of time, it is therefore prevented that is deposited since the liquid level in the first liquid storage area 5 is too high
Pressure difference it is excessive cause the liquid refrigerants and oil mixture mobility excessive, make the liquid refrigerants and lubricating oil
Mixture is excessive into the amount in the connecting tube 2 and generates absorbing gas belt liquid phenomenon.
When air-conditioning is in refrigeration etc. under worst hot cases, by air intake duct 9 be drawn to liquid refrigerants in the fluid reservoir and
Oil mixture will be dropped down onto due to Gravitative Loads in the first liquid storage area 5 under it, and the liquid refrigerants under this operating mode is less,
Therefore the liquid level formed in the fluid reservoir lower part is relatively low, and liquid refrigerants and oil mixture at this time will focus on institute
Stating the mixture in the first liquid storage area 5 and gathered has larger viscosity, and lacks necessary mobilization dynamic, at this time due to
Single liquid storage cylinder in fluid reservoir is divided into the first liquid storage area 5 and the second liquid storage area 6 by the overflow mechanism of setting, and at this time first
The space of liquid storage area 5 is certainly less than original single liquid storage cylinder, before the same liquid refrigerants and oil mixture
Put, first liquid storage area 5 liquid level will by rapid uplift, at this point, the liquid refrigerants and oil mixture from
Larger pressure difference will be generated with the raising of height again, it is mixed to improve liquid refrigerants and lubricating oil under the worst hot cases such as refrigeration
The mobility for closing object, without the size to the hole for back flow 3 in connecting tube 2 be adjusted the size of the hole for back flow 3 with it is low
Warm operating mode matches, and only relies on the power of the height pressure difference offer of liquid refrigerants and oil mixture, makes the liquid
The amount that state refrigerant and oil mixture enter in the connecting tube 2 is unlikely to very few, to ensure to compressor internal component
It is lubricated, and effectively prevent the generation of the absorbing gas belt liquid phenomenon under the worst hot cases such as refrigeration.
As it can be seen that as a result of the fluid reservoir of the flow structure, under worst hot case, liquid refrigerants and profit can be accelerated
The rate of climb of the oil mixture in first liquid storage area 5, in the case of 3 size constancy of hole for back flow, the liquid is cold
The mobilization dynamic of matchmaker and oil mixture will be with its liquid level and liquid level difference positive correlation；It, can will be high under worst cold case
It is branched in second liquid storage area 6 in the liquid refrigerants of default liquid level, to ensure the liquid refrigerants and profit
Oil mixture liquid level remains unchanged within a certain period of time, makes the flowing of the liquid refrigerants and oil mixture under worst cold case
Power will not be too strong, can also ensure that either absorbing gas belt liquid can be effectively prevent under worst hot case either worst cold case
The generation of phenomenon meets the demand of wide circumstance temperature operation heat pump system.
Certainly the flow structure can be a plurality of types of, it is preferable that the flow structure includes overflow wall 4, institute
It is hollow structure to state overflow wall 4, and the overflow wall 4 is set in around the connecting tube 2, and the overflow wall 4 is towards the shell
The side of the connecting tube insertion end of body 1 is connect with the shell 1.The overflow wall 4 can be designed as diversified forms, specifically,
The lower part of the overflow wall 4 can be connect with the inner wall of the shell 1.As shown in Figure 1, be a kind of simple structural shape,
The lower end of the overflow wall 4 at this time is directly connect with the inner wall of the shell 1, so that the bottom in the shell 1 is formed described
First liquid storage area 5 and the second liquid storage area 6, technique are realized particularly simple；For the overflow wall 4, it is further preferable that including
Erection part 41, bending part 42,42 one end of the bending part are connect with the erection part 41, the other end of the bending part 42 and institute
State the inner wall connection of shell 1；It is, of course, preferable to ground, the overflow wall 4 is set in around the connecting tube 2, the overflow wall 4
It is connect towards the side of the connecting tube insertion end of the shell 1 with the connecting tube 2, at this point, it is further preferable that the overflow wall
4 include erection part 41, bending part 42, and 42 one end of the bending part connect with the erection part 41, the bending part 42 it is another
End is connect with the outer wall of the connecting tube 2.The height of the top edge of overflow wall 4 above-mentioned is naturally not above the company
The upper end air inlet of take over 2, otherwise the effect of the fluid reservoir will be all gone, need not repeat certainly herein.
Preferably, the overflow wall 4 includes open top, when the liquid refrigerants and oil mixture are higher than in liquid level
When the open top, the liquid refrigerants and oil mixture branch to second liquid storage area 6 from the open top；
And/or the overflow wall 4 is equipped with spout hole 7, when the liquid refrigerants and oil mixture are higher than the overflow in liquid level
When the position in hole 7, the liquid refrigerants and oil mixture can be divided under the action of pressure difference by first liquid storage area 5
It flow to second liquid storage area 6.In the technical solution, when air-conditioning is under the worst cold cases such as ultralow temperature heating (containing except frost season
Between), the liquid level in first liquid storage area 5 will obviously rise, at this point, since the overflow wall 4 is equipped with spout hole 7, it is described
The aperture setting of spout hole 7 is relatively small, liquid refrigerants and oil mixture under this operating mode can be enable to pass through described
Spout hole 7 is extend into second liquid storage area 6, to make under this operating mode on the liquid refrigerants and oil mixture liquid level
Rise it is opposite slows down, namely ensure the liquid refrigerants and oil mixture be unlikely to due to liquid level is excessively high and mobility is too big,
It effectively prevent the liquid refrigerants and oil mixture excessive into the amount in the connecting tube 2 and generates absorbing gas belt liquid and show
As；And when air-conditioning is under the worst hot cases such as refrigeration, the liquid refrigerants and oil mixture are for example aforementioned more sticky, this
Sticky nature causes the liquid refrigerants and oil mixture that can not enter described the by the spout hole 7 of the small-bore
Two liquid storage areas 6, that is, the effect of the spout hole 7 under this operating mode is similar to nothing.
Preferably, the spout hole 7 is circular hole, and aperture is that 0.8mm to 1.5mm is more suitable, 7 energy of spout hole in this aperture
Enough ensure liquid refrigerants under worst cold case and oil mixture by spout hole 7, the liquid refrigerants under worst hot case and profit
Oil mixture cannot pass through spout hole 7.
Preferably, air intake duct 9 is additionally provided on the shell 1, the position opposite with the air intake duct 9 is set in the shell 1
There are return-air baffle 8, the return-air baffle 8 to be connect with 1 inner wall of the shell, the return-air baffle 8 is equipped with return-air hole 81, described
Return-air hole 81 is in the upper area of first liquid storage area 5, so that the liquid refrigerants and lubricating oil on the return-air baffle 8 are mixed
It closes object and first liquid storage area 5 is dropped to by the return-air hole 81, the return-air baffle 8 in this technical solution prevents the liquid
State refrigerant and oil mixture, which enter via the air intake duct 9 after the fluid reservoir cavity, is directly inhaled by the inlet end of connecting tube
It withdraws in compresser cylinder, directly results in the generation of absorbing gas belt liquid phenomenon, meanwhile, guide the liquid refrigerants and lubricating oil to mix
Object directly drops in first liquid storage area 5, for preventing telling on more preferably for absorbing gas belt liquid phenomenon.
Preferably, there is recessed annular section on circumference of the return-air baffle 8 centered on by its geometric center, it is more
A return-air hole 81 is uniformly distributed in the annular section, with ensure the liquid refrigerants gathered on the return-air baffle 8 and
Oil mixture can smoothly be guided into the annular region, and can be uniform by multiple return-air holes 81
It drops in the first liquid storage area 5 under it.
The utility model also provides a kind of compressor, including fluid reservoir, and the fluid reservoir is above-mentioned fluid reservoir.
The utility model also provides a kind of air conditioner, including compressor, and the compressor is above-mentioned compressor.
Those skilled in the art will readily recognize that under the premise of not conflicting, above-mentioned each advantageous manner can be free
Ground combination, superposition.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
All any modification, equivalent and improvement etc., should be included in the guarantor of the utility model made by within novel spirit and principle
Within the scope of shield.Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill of the art
For personnel, without deviating from the technical principle of the utility model, several improvements and modifications can also be made, these improvement
The scope of protection of the utility model is also should be regarded as with modification.
Claims (12)
1. a kind of fluid reservoir, including shell (1) and connecting tube (2), the connecting tube (2) connect with the shell (1), and described
One end of connecting tube (2) is stretched into the cavity of the shell (1) formation, which is characterized in that and further include flow structure, the overflow
Structure makes the region of the connecting tube insertion end of the shell (1) be divided into the first liquid storage area (5) and the second liquid storage area (6), so that institute
Stating the liquid refrigerants and oil mixture in the first liquid storage area (5) can overflow after liquid level rises to preset height via described
Flow structure branches to second liquid storage area (6) from first liquid storage area (5).
2. fluid reservoir according to claim 1, which is characterized in that the flow structure includes overflow wall (4), the overflow
Wall (4) is set in around the connecting tube (2), the overflow wall (4) towards the shell (1) connecting tube insertion end one
Side is connect with the shell (1).
3. fluid reservoir according to claim 2, which is characterized in that the overflow wall (4) includes erection part (41), bending part
(42), described bending part (42) one end is connect with the erection part (41), the other end and the shell of the bending part (42)
(1) inner wall connection.
4. fluid reservoir according to claim 1, which is characterized in that the flow structure includes overflow wall (4), the overflow
Wall (4) is set in around the connecting tube (2), the overflow wall (4) towards the shell (1) connecting tube insertion end one
Side is connect with the connecting tube (2).
5. fluid reservoir according to claim 4, which is characterized in that the overflow wall (4) includes erection part (41), bending part
(42), described bending part (42) one end is connect with the erection part (41), the other end and the connection of the bending part (42)
Manage the outer wall connection of (2).
6. fluid reservoir as claimed in any of claims 2 to 5, which is characterized in that the overflow wall (4) includes top
Opening, when the liquid refrigerants and oil mixture are when liquid level is higher than the open top, the liquid refrigerants and lubrication
Oil mixture branches to second liquid storage area (6) from the open top；And/or the overflow wall (4) is equipped with spout hole
(7), when the liquid refrigerants and oil mixture are in position of the liquid level higher than the spout hole (7), the liquid refrigerants
And oil mixture can branch to second liquid storage area (6) under the action of pressure difference by first liquid storage area (5).
7. fluid reservoir according to claim 6, which is characterized in that the spout hole (7) is circular hole.
8. fluid reservoir according to claim 7, which is characterized in that the circular hole aperture is 0.8mm to 1.5mm.
9. according to the fluid reservoir described in claim 1 to 5,7, any one of 8, which is characterized in that also set on the shell (1)
There is air intake duct (9), the shell (1) is interior to be equipped with return-air baffle (8), the return-air gear with the opposite position of the air intake duct (9)
Plate (8) is connect with the shell (1) inner wall, and the return-air baffle (8) is equipped with return-air hole (81), and the return-air hole (81) is in
The upper area of first liquid storage area (5), so that the liquid refrigerants and oil mixture on the return-air baffle (8) pass through
The return-air hole (81) drops to first liquid storage area (5).
10. fluid reservoir according to claim 9, which is characterized in that the return-air baffle (8) in being with its geometric center
Have recessed annular section, multiple return-air holes (81) uniformly distributed in the annular section on the circumference of the heart.
11. a kind of compressor, including fluid reservoir, which is characterized in that the fluid reservoir is any one of claims 1 to 10 institute
The fluid reservoir stated.
12. a kind of air conditioner, including compressor, which is characterized in that the compressor is the compressor described in claim 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820110253.8U CN207963248U (en) | 2018-01-23 | 2018-01-23 | Fluid reservoir, compressor, air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820110253.8U CN207963248U (en) | 2018-01-23 | 2018-01-23 | Fluid reservoir, compressor, air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207963248U true CN207963248U (en) | 2018-10-12 |
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ID=63734673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820110253.8U Active CN207963248U (en) | 2018-01-23 | 2018-01-23 | Fluid reservoir, compressor, air conditioner |
Country Status (1)
| Country | Link |
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| CN (1) | CN207963248U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195104A (en) * | 2018-01-23 | 2018-06-22 | 珠海格力电器股份有限公司 | Fluid reservoir, compressor, air conditioner |
-
2018
- 2018-01-23 CN CN201820110253.8U patent/CN207963248U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195104A (en) * | 2018-01-23 | 2018-06-22 | 珠海格力电器股份有限公司 | Fluid reservoir, compressor, air conditioner |
| CN108195104B (en) * | 2018-01-23 | 2021-03-02 | 珠海格力电器股份有限公司 | Liquid storage tank, compressor and air conditioner |
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