CN108106220A - Heat pump unit gas-liquid separator before compressor - Google Patents
Heat pump unit gas-liquid separator before compressor Download PDFInfo
- Publication number
- CN108106220A CN108106220A CN201711028419.8A CN201711028419A CN108106220A CN 108106220 A CN108106220 A CN 108106220A CN 201711028419 A CN201711028419 A CN 201711028419A CN 108106220 A CN108106220 A CN 108106220A
- Authority
- CN
- China
- Prior art keywords
- sleeping cylinder
- rear cover
- tube
- heat pump
- pump unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/006—Accumulators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/02—Centrifugal separation of gas, liquid or oil
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/23—Separators
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
Heat pump unit gas-liquid separator before compressor, including sleeping cylinder, protecgulum, rear cover, air outlet pipe and observer；The sleeping cylinder is horizontal positioned circular work durm, and inlet tube is the straight tube with angular cutouts；The protecgulum is welded for arc spherical plate and cylindrical shell, and the rear cover is plectane, and the air outlet pipe is the pipes that both ends are rounding off bending among straight tube, the observer is tank gage, observation tube is made of transparent PVC, is sealed by nitrile rubber washer, and tightens fixation by threaded cap；Inlet tube is arranged to make refrigerant into sleeping cylinder far as possible from air outlet pipe in the present invention, increases the distance of gas-liquid separation, and the inlet tube of end angular cutouts makes the liquids and gases in refrigerant distribute the speed for faster, improving gas-liquid separation.
Description
Technical field
The present invention relates to heat pump unit gas-liquid separators before technical field of central air more particularly to compressor.
Background technology
The machine that central air-conditioning provides cold is usually large-scale handpiece Water Chilling Units, and the system using flood tide is needed in refrigerant line
Cryogen.After evaporator of the position of gas-liquid separator in refrigerant line, before compressor, on the one hand it is used to avoid compressing
Enter compressor containing liquid refrigerant in machine, cause compressor damage, another aspect gas-liquid separator plays liquid storage simultaneously
Effect because the refrigerant usage amount of large-scale handpiece Water Chilling Units is very big, can use different amounts of refrigerant under different operating modes.
Air-cooled unit uses air cooled condenser（Aluminium film formula that copper pipe is swollen）, the liquid/gas separator mainly in heat pump unit,
It is in order to which heat pump unit is heat when in winter, is converted to cooling condition（Defrosting）When four-way reversing valve by condenser（Heating
When be evaporator）A large amount of liquid refrigerants of the inside return to compressor, this when, gas-liquid separator played a protection pressure
Contracting machine will not enter substantial amounts of liquid refrigerant, avoid the effect of the Wet Compression of compression.Therefore in air-cooled liquid chillers（Especially
It is heat pump unit）Gas-liquid separator must be used.
In building structure, the mounting layer highest 5m of general Central air-conditioning unit is empty because being limited be subject to installation environment
The host of tune cannot be done too high, using horizontal gas-liquid separator, can extending space on the ground, avoid accounting in height
According to the space of host.But the more difficult power-assisted using gravity as gas-liquid separation of horizontal type gas and liquid separator, it is therefore desirable in structure
It works hard, it is ensured that reach the separating effect identical with vertical gas-liquid separator, balance is reached between space and effect.
The content of the invention
It is an object of the invention to propose heat pump unit gas-liquid separator before a kind of compressor.
For this purpose, the present invention uses following technical scheme：
Heat pump unit gas-liquid separator before compressor, including sleeping cylinder, protecgulum, rear cover, air outlet pipe and observer；
The sleeping cylinder is horizontal positioned circular work durm, and the protecgulum and rear cover are plugged in the front-end and back-end of the sleeping cylinder respectively
Form the pressure vessel of sealing；Circular hole is offered at the top of the sleeping cylinder, the circular hole is closer to the direction of the rear cover, the circle
The inside in hole is communicated with inlet tube by welding manner, and the inlet tube is the straight tube with angular cutouts, makes the inlet tube
Export the direction to the rear cover；
The protecgulum is welded for arc spherical plate and cylindrical shell, and cylinder shell parts are welded in the front end of the sleeping cylinder；It is described
The positive middle part of protecgulum is provided with supercharging sleeve；
The rear cover is plectane, and the front end of the sleeping cylinder is welded with a circle flange, and the excircle of the rear cover and the flange is set
One circle bolt sets seal washer between lid and flange in the rear as fixed and sealing；
The air outlet pipe is the pipe that both ends are rounding off bendings among straight tube, and first end welds and is sealed in the top of the sleeping cylinder
Wall simultaneously stretches out in the sleeping cylinder, and the end is vertical with the roof of the sleeping cylinder；The angle of intermediate rounding off bending is more than 90 °, no
To 180 °, second end is to tilt upward the roof for being directed toward the sleeping cylinder；
The observer is tank gage, and the top of the side wall of the sleeping cylinder and the lower part of side wall are respectively opened up there are one circular hole, this two
A circular hole is respectively welded the connecting tube protruded horizontally up, and transparent observation tube, institute are connected between the end of two connecting tubes
It states observation tube to be made of transparent PVC, as tank gage；It is close by nitrile rubber washer between the observation tube and the connecting tube
Envelope, and fixation is tightened by threaded cap.
Inlet tube is arranged to that the refrigerant into sleeping cylinder is made to increase gas-liquid separation far as possible from air outlet pipe in the present invention
Distance, the inlet tube of end angular cutouts make the liquids and gases in refrigerant distribute the speed for faster, improving gas-liquid separation.
Description of the drawings
Fig. 1 is the front of one embodiment of the present of invention and the structure diagram of part section；
Fig. 2 is the side structure schematic diagram of an alternative embodiment of the invention；
Fig. 3 is the structure diagram of the protecgulum of an alternative embodiment of the invention；
Fig. 4 is the structure diagram of the rear cover of an alternative embodiment of the invention；
Fig. 5（a）, Fig. 5（b）, Fig. 5（c）, Fig. 5（d）And Fig. 5（e）It is 5 kinds of concrete structures of the inlet tube in the present invention respectively
Schematic diagram；
Fig. 6（a）, Fig. 6（b）, Fig. 6（c）And Fig. 6（d）It is the schematic diagram of 4 kinds of concrete structures of the air outlet pipe in the present invention respectively.
Wherein：
Sleeping cylinder 1, protecgulum 2, rear cover 3, air outlet pipe 4, observer 5, inlet tube 11, pressurize non-return valve 21, supercharging sleeve 22, outage
41st, balance hole 42, safety valve 12, refrigerant charging valve 13, liquid-returner 14.
Specific embodiment
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
Heat pump unit gas-liquid separator before compressor, including sleeping cylinder 1, protecgulum 2, rear cover 3, air outlet pipe 4 and observer 5；
The sleeping cylinder 1 is horizontal positioned circular work durm, the protecgulum 2 and rear cover 3 be plugged in respectively the sleeping cylinder 1 front end and
Rear end forms the pressure vessel of sealing；The top of the sleeping cylinder 1 offers circular hole, and the circular hole is closer to the side of the rear cover 3
To the inside of the circular hole is communicated with inlet tube 11 by welding manner, and the inlet tube 11 is the straight tube with angular cutouts, makes institute
The outlet of inlet tube 11 is stated to the direction of the rear cover 3；
Inlet tube 11 is arranged to make refrigerant into sleeping cylinder 1 far as possible from air outlet pipe, increases the distance of gas-liquid separation, end
The inlet tube 11 of angular cutouts makes the liquids and gases in refrigerant distribute the speed for faster, improving gas-liquid separation.Before described
Lid 2 is welded for arc spherical plate and cylindrical shell, and cylinder shell parts are welded in the front end of the sleeping cylinder 1；The protecgulum 2 is just
Middle part is provided with supercharging sleeve 22；
Flange end easily provides and disassembles inspection, and welding ends provides higher structural strength.The rear cover 3 be plectane, the sleeping cylinder 1
Front end be welded with a circle flange, the excircle of the rear cover 3 and the flange sets a circle bolt as fixed and sealing, and
Seal washer is set between the rear cover 3 and flange；
Flange end easily provides and disassembles inspection, and welding ends provides higher structural strength.The air outlet pipe 4 is in straight tube for both ends
Between the pipe that bends of rounding off, first end weld and is sealed in the roof of the sleeping cylinder 1 and stretches out in the sleeping cylinder 1, the end and
The roof of the sleeping cylinder 1 is vertical；The angle of intermediate rounding off bending is more than 90 °, and less than 180 °, second end is to tilt upward finger
To the roof of the sleeping cylinder 1；
Bending place of the refrigerant in outlet 4 forms centrifugal force, and liquid refrigerant is easier to deposit；Inclined second end makes system
Cryogen increases distance during going out from air outlet pipe 4, so as to improve separative efficiency.The observer 5 is tank gage, described sleeping
The top of side wall and the lower part of side wall of cylinder 1 are respectively opened up there are one circular hole, the two circular holes are respectively welded the company protruded horizontally up
It takes over, transparent observation tube is connected between the end of two connecting tubes, the observation tube is made of transparent PVC, as liquid
Position instrument；It is sealed between the observation tube and the connecting tube by nitrile rubber washer, and fixation is tightened by threaded cap.
Tank gage can Real Time Observation liquid level position, more accurately；And PVC observation tubes are more firm is hardly damaged, and keep away
The fragile problem of glass tube is exempted from.
The angular cutouts of the end of the inlet tube 11 are 45 °.
The thickness of the protecgulum 2 is 3-5mm.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention cannot be construed in any way.Based on explanation herein, the technology of this field
Personnel would not require any inventive effort the other specific embodiments that can associate the present invention, these modes are fallen within
Within protection scope of the present invention.
Claims (6)
1. heat pump unit gas-liquid separator before compressor, it is characterised in that：Including sleeping cylinder, protecgulum, rear cover, air outlet pipe and regarding liquid
Device；
The sleeping cylinder is horizontal positioned circular work durm, and the protecgulum and rear cover are plugged in the front-end and back-end of the sleeping cylinder respectively
Form the pressure vessel of sealing；Circular hole is offered at the top of the sleeping cylinder, the circular hole is closer to the direction of the rear cover, the circle
The inside in hole is communicated with inlet tube by welding manner, and the inlet tube is the straight tube with angular cutouts, makes the inlet tube
Export the direction to the rear cover；
The protecgulum is welded for arc spherical plate and cylindrical shell, and cylinder shell parts are welded in the front end of the sleeping cylinder；It is described
The positive middle part of protecgulum is provided with supercharging sleeve；
The rear cover is plectane, and the front end of the sleeping cylinder is welded with a circle flange, and the excircle of the rear cover and the flange is set
One circle bolt sets seal washer between lid and flange in the rear as fixed and sealing；
The air outlet pipe is the pipe that both ends are rounding off bendings among straight tube, and first end welds and is sealed in the top of the sleeping cylinder
Wall simultaneously stretches out in the sleeping cylinder, and the end is vertical with the roof of the sleeping cylinder；The angle of intermediate rounding off bending is more than 90 °, no
To 180 °, second end is to tilt upward the roof for being directed toward the sleeping cylinder；
The observer is tank gage, and the top of the side wall of the sleeping cylinder and the lower part of side wall are respectively opened up there are one circular hole, this two
A circular hole is respectively welded the connecting tube protruded horizontally up, and transparent observation tube, institute are connected between the end of two connecting tubes
It states observation tube to be made of transparent PVC, as tank gage；It is close by nitrile rubber washer between the observation tube and the connecting tube
Envelope, and fixation is tightened by threaded cap.
2. heat pump unit gas-liquid separator before compressor as described in claim 1, it is characterised in that：The end of the inlet tube
Angular cutouts be 45 °.
3. heat pump unit gas-liquid separator before compressor as described in claim 1, it is characterised in that：The thickness of the protecgulum is
3-5mm。
4. heat pump unit gas-liquid separator before compressor as described in claim 1, it is characterised in that：The thickness of the rear cover is
4-6mm。
5. heat pump unit gas-liquid separator before compressor as described in claim 1, it is characterised in that：The second of the air outlet pipe
The roof apart from the sleeping cylinder is held between 5-8cm.
6. heat pump unit gas-liquid separator before compressor as described in claim 1, it is characterised in that：The connecting tube distinguishes position
At 4/5ths and 1/5th of the height of the sleeping cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711028419.8A CN108106220A (en) | 2017-10-29 | 2017-10-29 | Heat pump unit gas-liquid separator before compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711028419.8A CN108106220A (en) | 2017-10-29 | 2017-10-29 | Heat pump unit gas-liquid separator before compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108106220A true CN108106220A (en) | 2018-06-01 |
Family
ID=62206263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711028419.8A Withdrawn CN108106220A (en) | 2017-10-29 | 2017-10-29 | Heat pump unit gas-liquid separator before compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108106220A (en) |
-
2017
- 2017-10-29 CN CN201711028419.8A patent/CN108106220A/en not_active Withdrawn
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180601 |
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| WW01 | Invention patent application withdrawn after publication |