CN101206089A - Liquid storage tank structure for outdoor set of air-conditioner - Google Patents
Liquid storage tank structure for outdoor set of air-conditioner Download PDFInfo
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- CN101206089A CN101206089A CNA2006101304546A CN200610130454A CN101206089A CN 101206089 A CN101206089 A CN 101206089A CN A2006101304546 A CNA2006101304546 A CN A2006101304546A CN 200610130454 A CN200610130454 A CN 200610130454A CN 101206089 A CN101206089 A CN 101206089A
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- cooling medium
- discharge pipe
- fluid reservoir
- shell
- refrigerant
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Abstract
A fluid reservoir structure of an air-condition outdoor machine comprises a shell for storing liquid or gaseous cooling medium, a cooling medium inflow tube for guiding the liquid or gaseous cooling medium to the inner side of the shell and a cooling medium discharge pipe for extracting the gaseous cooling medium from the inner side of the shell; the cooling medium discharge pipe arranged on the side of the cooling medium inflow tube extends downwards to the lower part, bends upwards to traverse the top of the shell and exposes out; the bended part of the cooling medium discharge pipe is provided with an oil return hole. The cooling medium discharge pipe of the fluid reservoir bends upwards and transverses the top of the shell to expose out, thereby reducing the distance between the underside and the chassis of the shell, expanding the underside of the shell downwards and increasing the volume of the shell of the fluid reservoir. Therefore the fluid reservoir has the advantages that: 1. The fluid reservoir prevents the liquid cooling medium from entering to a compressor directly and avoids producing the fault or damage of the compressor and the accidents of overload current on a plurality of power distribution components of the inner side of the outdoor machine. 2. The fluid reservoir buffers the speed of the cooling medium to prevent the cooling medium impacting the compressor intermittently.
Description
Technical field
The invention belongs to the device of separation or Purge gas or liquid, particularly relate to and prevent in a kind of air-conditioner outdoor unit that liquid coolant from flowing to the liquid storage tank structure of the air-conditioner outdoor unit of compressor.
Background technology
Air-conditioner is the hot-air in the suction chamber, makes it to carry out heat exchange with the low temperature refrigerant, and Cryogenic air row is freezed to indoor; Perhaps by opposite effect, the equipment that the interior space is heated.The work loop of air-conditioner is formed by compressor-condenser-expansion valve-evaporimeter.
Air-conditioner comprises and is arranged on outdoor off-premises station (being also referred to as " outside " or " heat release side "), and the indoor set (being also referred to as " indoor " or " heat absorbing side ") that is arranged on interior of building; Be provided with condenser (outdoor heat converter) and compressor in the off-premises station, in indoor set, be provided with evaporimeter (indoor heat converter).
As everyone knows, air-conditioner can be divided into the detachable air conditioner that sets up off-premises station and indoor set separately substantially, is wholely set the integral air conditioner of off-premises station and indoor set.Be in the consideration of aspects such as space and noise are set, detachable air conditioner more is subjected to people's favor now.
Want to be freezed in space between many or when heating, can adopt detachable air conditioner with an off-premises station.That is, as a type of detachable air conditioner, air-conditioner can be arranged on have many between on the building of office, can carry out temperature adjustment effectively to each office.
Air-conditioner connects several indoor sets on an off-premises station, and several indoor sets are separately positioned on each interior space, can obtain being provided with the effect of several air-conditioners.
Below, with reference to accompanying drawing common air-conditioner (being also referred to as air-conditioner) off-premises station structure is described.
Fig. 1 is the air-conditioner outdoor unit internal structure decomposing schematic representation of prior art.
As shown in the figure, air-conditioner outdoor unit is formed with the chassis 2 that a plurality of parts are installed in the bottom; 2 the front end on the chassis is provided with the front panel 4 that forms front appearance.
On chassis 2, compressor 10 is set.Compressor 10 is compressed into high-temperature high-pressure state to refrigerant, is respectively formed at left and right sides.Be the right side be provided with the constant speed compressor 10 that carries out constant speed operation ', the left side is provided with variable speed compressor 10 ".
Side at compressor 10 is respectively equipped with separator 12.Separator 12 is isolated machine oil from the refrigerant that compressor 10 is discharged.Isolated machine oil is reclaimed by compressor 10 under the effect of separator 12.
At the central portion on chassis 2, in more detail, constant speed compressor 10 ' and variable speed compressor 10 " between, be provided with fluid reservoir 20.Fluid reservoir 20 and constant speed compressor 10 ' and variable speed compressor 10 " be communicated with respectively, to constant speed compressor 10 ' and variable speed compressor 10 " supply gas refrigerant.
As shown in Figure 1,2 side end and rearward end on the chassis are provided with outdoor heat converter 40.Outdoor heat converter 40 allows and flows through its inner refrigerant and extraneous air carries out heat exchange, is formed on left and right sides in pairs.
That is, be formed with in the left side
Shape (when observing) left side heat exchanger 40 from the top ', be formed with on the right side
Shape right side heat exchanger 40 ".
In the inboard of top panel 50, be provided with blowing fan 57.Blowing fan 57 is used for blow air by force.Blowing fan 57 receives power from fan electromotor 58 and is rotated, and the off-premises station inner air is arranged to the outside.Fan electromotor 58 produces rotary power when connecting power supply.
Fig. 2 is a prior art liquid storage tank structure A-A profile.Fig. 3 is a prior art fluid reservoir vertical view.
Below, with reference to Fig. 2, Fig. 3 the structure of fluid reservoir 20 is elaborated.As shown in the figure, fluid reservoir 20 is used for temporarily storing refrigerant, only allows gaseous coolant flow to compressor 10, and its profile is formed by cylinder shell 24.
In the right upper portion of fluid reservoir 20, refrigerant inflow pipe 21 is set with inserting.The machine oil that refrigerant inflow pipe 21 allows the gas-liquid mixed state refrigerant that obtains heat exchange in indoor set inside and flows into indoor set flows into fluid reservoir 20 inside.The lower end of refrigerant inflow pipe 21 is positioned at the central part of fluid reservoir 20.
Therefore, refrigerant and machine oil can be kept in the inner space of fluid reservoir 20.
In addition, in the inside of fluid reservoir 20, be provided with refrigerant discharge pipe 22.22 of refrigerant discharge pipes allow fluid reservoir 20 gas inside refrigerants flow to compressor.The bottom, bottom surface that refrigerant discharge pipe 22 runs through housing 24 is stretched out crooked upwards fixing, and its upper end is positioned at the position higher than the lower end of refrigerant inflow pipe 21, only allows gaseous coolant flow into.
In the bottom of refrigerant discharge pipe 22, in more detail, be inserted in refrigerant discharge pipe 22 bottoms of housing 24 inside, perforation is formed with spill port 23.Spill port 23 is used for the machine oil of fluid reservoir 20 inside is reclaimed to compressor 10.
But have the air conditioner liquid storage tank of above structure, there are the following problems.
From the refrigerant of indoor set inflow fluid reservoir 20, be in the gas-liquid mixed state and flow into housings 24 inside by refrigerant inflow pipe 21 with single structure.
Therefore, the refrigerant of gas-liquid mixed state, when flowing into housing 24 inside, eddy current can appear in the inside of fluid reservoir 20.Under the effect of eddy current, can not compressed refrigerant, by refrigerant discharge pipe 22, flow to compressor 10 inside.
In addition, if can not be compressed refrigerant flow into compressor 10 inside, then can cause the fault and the breakage of compressor 10, and might produce overload current being installed on a plurality of power distribution units of off-premises station inside.
Moreover, consider that eddy current appears in housing 24 inside, flow into compressor 10 inside, need allow fluid reservoir 20 have sizable volume in order to prevent liquid refrigerants.
The prior art fluid reservoir is installed on the chassis, stretches out crooked making progress because the refrigerant discharge pipe passes bottom, Liquid Storage Cylinder Shell bottom surface, and enough height must be reserved in housing bottom surface and chassis like this, need very big distance.The restriction of draining baffle plate is arranged above the fluid reservoir, and the height of fluid reservoir is restricted, and therefore can not increase the volume of Liquid Storage Cylinder Shell.
Summary of the invention
The present invention can increase the Liquid Storage Cylinder Shell volume for the technical problem that exists in the solution known technology provides a kind of, prevents that liquid refrigerants from flowing directly into the liquid storage tank structure of the air-conditioner outdoor unit of compressor.
The technical scheme that the present invention takes for the technical problem that exists in the solution known technology is:
The liquid storage tank structure of air-conditioner outdoor unit of the present invention comprises: the housing of storing liquid or gaseous coolant; Refrigerant inflow pipe to enclosure interior conducts liquid or gaseous coolant; Extract the refrigerant discharge pipe of gaseous coolant from enclosure interior; After the refrigerant discharge pipe of refrigerant inflow pipe side extended downward the bottom, bending was upward through case top and stretches out; Bend at the refrigerant discharge pipe is provided with spill port.
The present invention can also adopt following technical measures:
The upper end of described refrigerant discharge pipe in housing is positioned at the position higher than the lower end of refrigerant inflow pipe.
Described refrigerant discharge pipe is symmetrically distributed in the side of refrigerant inflow pipe.
Described spill port is positioned at the lowest part of refrigerant discharge pipe bend.
Advantage and good effect that the present invention has are:
The liquid storage tank structure of air-conditioner outdoor unit of the present invention, because after the refrigerant discharge pipe in the fluid reservoir extends downward the bottom, bending is upward through case top and stretches out, no longer stretch out from the bottom, reduced the distance on housing bottom surface and chassis like this, the housing bottom surface can be expanded downwards, has increased the volume of Liquid Storage Cylinder Shell.Therefore fluid reservoir has following advantage and good effect:
1, prevents that liquid refrigerants from directly entering compressor, avoid producing the fault and the damage of compressor, and make the accident that produces overload current on a plurality of power distribution units of off-premises station inside.
2, buffering refrigerant flow rate prevents the intermittent impact compress machine of refrigerant.
Description of drawings
Fig. 1 is a prior art air-conditioner outdoor unit internal structure decomposing schematic representation;
Fig. 2 is a prior art liquid storage tank structure A-A profile;
Fig. 3 is a prior art fluid reservoir vertical view;
Fig. 4 is an air-conditioner outdoor unit internal structure decomposing schematic representation of the present invention;
Fig. 5 is a liquid storage tank structure profile of the present invention;
Fig. 6 is a fluid reservoir vertical view of the present invention;
Fig. 7 is a fluid reservoir B-B cutaway view of the present invention.
Critical piece symbol description in the accompanying drawing:
2: chassis 4: front panel
10: compressor 10 ': constant speed compressor
10 ": variable speed compressor 12: separator
20: fluid reservoir 40: outdoor heat converter
40 ': left side heat exchanger 40 ": the right side heat exchanger
50: front panel 57: blowing fan
58: fan electromotor 21: the refrigerant inflow pipe
22: refrigerant effuser 23: spill port
24: housing 200: fluid reservoir
210: refrigerant inflow pipe 220: the refrigerant effuser
230: spill port 240: housing
The specific embodiment
It is following that the present invention will be described in detail with reference to drawings and Examples.
Air-conditioner outdoor unit structure of the present invention as shown in Figure 4, Fig. 4 is an air-conditioner outdoor unit internal structure decomposing schematic representation of the present invention.Parts same as the prior art in the accompanying drawing adopt identical symbol.
As shown in the figure, air-conditioner outdoor unit is formed with the chassis 2 that a plurality of parts are installed in the bottom; 2 the front end on the chassis is provided with the front panel 4 that forms front appearance.
On chassis 2, compressor 10 is set.Compressor 10 is compressed into high-temperature high-pressure state to refrigerant, is respectively formed at left and right sides.Be the right side be provided with the constant speed compressor 10 that carries out constant speed operation ', the left side is provided with variable speed compressor 10 ".
Side at compressor 10 is respectively equipped with separator 12.Separator 12 is isolated machine oil from the refrigerant that compressor 10 is discharged.Isolated machine oil is reclaimed by compressor 10 under the effect of separator 12.
At the central portion on chassis 2, in more detail, constant speed compressor 10 ' and variable speed compressor 10 " between, be provided with fluid reservoir 200.Fluid reservoir 200 and constant speed compressor 10 ' and variable speed compressor 10 " be communicated with respectively, to constant speed compressor 10 ' and variable speed compressor 10 " supply gas refrigerant.
As shown in Figure 1,2 side end and rearward end on the chassis are provided with outdoor heat converter 40.Outdoor heat converter 40 allows and flows through its inner refrigerant and extraneous air carries out heat exchange, is formed on left and right sides in pairs.
That is, be formed with in the left side
Shape (when observing) left side heat exchanger 40 from the top ', be formed with on the right side
Shape right side heat exchanger 40 ".
In the inboard of top panel 50, be provided with blowing fan 57.Blowing fan 57 is used for blow air by force.Blowing fan 57 receives power from fan electromotor 58 and is rotated, and the off-premises station inner air is arranged to the outside.Fan electromotor 58 produces rotary power when connecting power supply.
The liquid storage tank structure of air-conditioner outdoor unit of the present invention as Fig. 5, Fig. 6, shown in Figure 7, comprising: the housing 240 of storing liquid or gaseous coolant; Refrigerant inflow pipe 210 to enclosure interior conducts liquid or gaseous coolant; Extract the refrigerant discharge pipe 220 of gaseous coolant from enclosure interior; After the refrigerant discharge pipe of refrigerant inflow pipe side extended downward the bottom, bending was upward through case top and stretches out; Bend at the refrigerant discharge pipe is provided with spill port 230.
The upper end of refrigerant discharge pipe in housing is positioned at the position higher than the lower end of refrigerant inflow pipe.
As shown in Figure 6, the refrigerant discharge pipe is symmetrically distributed in the side of refrigerant inflow pipe.Gaseous coolant is flowed to the refrigerant discharge pipe uniformly.
As shown in Figure 5, spill port is positioned at the lowest part of refrigerant discharge pipe bend.Spill port is positioned at the machine oil outflow that lowest part helps the refrigerant discharge pipe.
After being installed in refrigerant inflow pipe 210 and refrigerant discharge pipe 220 on the housing 240, the open portion of upper end, gaseous coolant discharge pipe 220 left sides is positioned at than liquid refrigerants and flows into pipe higher position, 210 lower ends.
Thereby,, can not flow into gaseous coolant discharge pipe 220 inside even the liquid refrigerants of refrigerant inflow pipe 210 water conservancy diversion is wandered to the inside of housing 240 yet.
Because the upper end of gaseous coolant discharge pipe 220 is positioned at the higher position of housing 240 inside,, can prevent that also liquid refrigerants from flowing into gaseous coolant discharge pipe 220 inside even therefore the liquid refrigerants amount of housing 240 inside increases.Certainly,, flow to housing 240 outsides, flow to compressor 10 inside along gaseous coolant discharge pipe 220 at housing 240 inner vaporized refrigerants.
To describe the refrigerant mobility status below.
Next gaseous coolant and the liquid refrigerants of outlet stream by the air conditioner room unit evaporimeter flow into housing 240 inside by refrigerant inflow pipe 210, thereby, the liquid refrigerants of weight phase counterweight can be distributed in the downside of housing 240 inside, and the light relatively gaseous coolant of weight can be distributed in the upper inside of housing 240.
Flow into refrigerant discharge pipe 220 at the gaseous coolant of the upper inside of housing 240 and flow to compressor 10 inside.
Flow to the liquid refrigerants of housing 240 inner lower, can not flow into gaseous coolant discharge pipe 220, be in residual state.Here, in the liquid refrigerants, the refrigerant of generating gasification flows out along gaseous coolant discharge pipe 220.Flow to compressor 10 inside.
Claims (4)
1. the liquid storage tank structure of an air-conditioner outdoor unit comprises: the housing of storing liquid or gaseous coolant; Refrigerant inflow pipe to enclosure interior conducts liquid or gaseous coolant; Extract the refrigerant discharge pipe of gaseous coolant from enclosure interior; It is characterized in that: after the refrigerant discharge pipe of refrigerant inflow pipe side extended downward the bottom, bending was upward through case top and stretches out; Bend at the refrigerant discharge pipe is provided with spill port.
2. the liquid storage tank structure of air-conditioner outdoor unit according to claim 1, it is characterized in that: the upper end of refrigerant discharge pipe in housing is positioned at the position higher than the lower end of refrigerant inflow pipe.
3. the liquid storage tank structure of air-conditioner outdoor unit according to claim 1, it is characterized in that: the refrigerant discharge pipe is symmetrically distributed in the side of refrigerant inflow pipe.
4. the liquid storage tank structure of air-conditioner outdoor unit according to claim 1, it is characterized in that: spill port is positioned at the lowest part of refrigerant discharge pipe bend.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101304546A CN101206089A (en) | 2006-12-20 | 2006-12-20 | Liquid storage tank structure for outdoor set of air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101304546A CN101206089A (en) | 2006-12-20 | 2006-12-20 | Liquid storage tank structure for outdoor set of air-conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101206089A true CN101206089A (en) | 2008-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101304546A Pending CN101206089A (en) | 2006-12-20 | 2006-12-20 | Liquid storage tank structure for outdoor set of air-conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101206089A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016534A (en) * | 2016-05-23 | 2016-10-12 | 合肥工业大学 | Compound air conditioning system with natural cooling function |
| CN111765528A (en) * | 2020-05-19 | 2020-10-13 | 海信（山东）空调有限公司 | Air conditioner system |
-
2006
- 2006-12-20 CN CNA2006101304546A patent/CN101206089A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016534A (en) * | 2016-05-23 | 2016-10-12 | 合肥工业大学 | Compound air conditioning system with natural cooling function |
| CN106016534B (en) * | 2016-05-23 | 2018-08-03 | 合肥工业大学 | A kind of compound air-conditioning system with natural cooling function |
| CN111765528A (en) * | 2020-05-19 | 2020-10-13 | 海信（山东）空调有限公司 | Air conditioner system |
| CN111765528B (en) * | 2020-05-19 | 2022-05-20 | 海信（山东）空调有限公司 | Air conditioner system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080625 |