CN107131670A - A kind of double-compressor refrigeration system of shared condensation fan - Google Patents
A kind of double-compressor refrigeration system of shared condensation fan Download PDFInfo
- Publication number
- CN107131670A CN107131670A CN201710430792.XA CN201710430792A CN107131670A CN 107131670 A CN107131670 A CN 107131670A CN 201710430792 A CN201710430792 A CN 201710430792A CN 107131670 A CN107131670 A CN 107131670A
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- China
- Prior art keywords
- compressor
- radiating tube
- condenser
- condensation fan
- relay
- 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.)
- Pending
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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
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
-
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
-
- 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
- F25B43/003—Filters
-
- 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
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The invention discloses a kind of double-compressor refrigeration system of shared condensation fan, it includes the first compressor, the second compressor, condenser, first throttle device, second choke, the first evaporator, the second evaporator and control circuit；Condenser includes the first radiating tube, the second radiating tube and cooling fan, and the first radiating tube and the second radiating tube are all reciprocating structure, and the first radiating tube and the second radiating tube of condenser merge radiating and pipeline circulation is separated；Condensation fan convection current side is just to the first radiating tube and the second radiating tube.Two sets of circulation loops share a set of condenser, are controlled to radiate with same cooling fan, save the space-consuming and cost of condenser.This programme is applied to all double-compressor refrigeration systems.
Description
Technical field
The present invention relates to field of refrigeration, more particularly, to a kind of double-compressor refrigeration system of shared condensation fan.
Background technology
In the refrigeration plants such as some double case refrigerator-freezers, including two sets refrigeration systems, the compressor of two sets of refrigeration systems is separated
Independent control, and have independent condenser and condensation fan.Two condensation fans and two sets of condensers need respective peace
Space is filled, cost is higher, it is also desirable to more installation procedure.
The content of the invention
The present invention mainly solve prior art present in double-compressor refrigeration system have two sets of condensers and two it is cold
Solidifying blower fan, the higher technical problem of cost only needs to a condensation fan and a set of condenser there is provided one kind, can save space
With the double-compressor refrigeration system of the shared condensation fan of cost.
The present invention is mainly what is be addressed by following technical proposals for above-mentioned technical problem：A kind of shared condensating wind
The double-compressor refrigeration system of machine, including the first compressor, the second compressor, condenser, first throttle device, second choke,
First evaporator, the second evaporator and control circuit；The condenser includes the first radiating tube, the second radiating tube and condensating wind
Machine, the first radiating tube and the second radiating tube are all reciprocating structure, and the first radiating tube of condenser and the second radiating tube merge
Radiate together and pipeline circulation is separated；Condensation fan convection current side is just to the first radiating tube and the second radiating tube；Convection current side
For inlet side or air side；
The entrance of the first radiating tube of outlet connection of first compressor, the outlet of the first radiating tube passes through first throttle device connection the
The entrance of one evaporator, the entrance of the first compressor of outlet connection of the first evaporator；The outlet connection second of second compressor
The entrance of radiating tube, the outlet of the second radiating tube connects the entrance of the second evaporator by second choke, the second evaporator
The entrance of the second compressor of outlet connection；Circuit is controlled to compress mechatronics with condensation fan, the first compressor and second respectively.
Filter is in series between radiating tube and flow controller.
Filled with refrigerant in two circulation loops, refrigerant compression, refrigerant are entered condenser and temperature phase by compressor
Heat exchange is carried out to low air, condensation fan operating replaces high temperature air with Cryogenic air, and the liquid refrigerant after cooling enters
Enter flow controller, vaporize and absorb heat subsequently into evaporator, re-enter compressor is compressed, and realizes the transfer of heat.Two sets of systems
The circulation loop of cooling system shares a set of condenser, shares a condensation fan control radiating, and the occupancy for saving condenser is empty
Between and cost.
Preferably, the control circuit includes the first temperature controller, the second temperature controller and relay, the relay is single
Dpdt double-pole double-throw (DPDT) relay, the stationary contact of relay connects the first end of condensation fan, the second end connection civil power first of condensation fan
End, the first movable contact of relay connects the first end of the first temperature controller, and the second movable contact of relay connects the second temperature controller
First end, the second end of the first temperature controller and the second end of the second temperature controller all connect the end of civil power second, the coil of relay
First end connects civil power first end, and the end of coil second of relay connects the first end of the second compressor and the second of relay moves
Contact, the second end connection civil power first end of the second compressor, the first of the first end connection relay of the first compressor is dynamic tactile
Point, the second end connection civil power first end of the first compressor.First movable contact of relay is normally-closed contact, and the second movable contact is
Normally opened contact.First temperature controller controls the first compressor, and the second temperature controller controls the second compressor.
When the first temperature controller is connected, and the second temperature controller disconnects：No current leads in first compressor operating, relay coil
Cross, make the stationary contact and the first movable contact closure of relay, the disconnection of the second movable contact, condensation fan work, the second compressor
Do not work.If now closing the first temperature controller, the first compressor and condensation fan are all stopped.
First temperature controller disconnects, when the second temperature controller is connected：Second compressor operating, while relay coil is powered, makes
The stationary contact of relay and the second movable contact are connected, condensation fan work, and between the first movable contact and stationary contact of relay
Disconnect no current to pass through, the first compressor does not work.If now closing the second temperature controller, the second compressor is stopped,
No current in relay coil, disconnects the stationary contact and the second movable contact of relay, condensation fan is also stopped.
When the first temperature controller and the second temperature controller are all connected：First compressor and the second compressor all work, while after
There is electric current to pass through in electric apparatus coil, the stationary contact of relay and the second movable contact are connected, and condensation fan is also at working condition.
Preferably, the condenser is the combinatorial construction of wire tube condenser, the reciprocating structure that the second radiating tube is constituted
It is inserted into the reciprocating structure of the first radiating tube composition and is misplaced L/2 centimetres on width and short transverse, L is reciprocal
The elbow length of formula structure；The width both sides and short transverse both sides of condenser are connected with top plate, the air-out of condensation fan
Direction is the depth direction of condenser.
The length of elbow is generally pipeline adjacent in 3 centimetres, i.e., an independent reciprocating structure at intervals of 3 centimetres, its
In a radiating tube raise 1.5 centimetres, pipe is away from for 1.5 centimetres after the first radiating tube and the second radiating tube interlock.Due to first dissipate
Heat pipe and the second radiating tube are cross structure, two-in-one condenser only than conventional condenser on width and height it is major
1.5cm, overall volume almost changes less, significantly reduces the space-consuming of condenser.
In this programme, condensation fan can be selected to a big specification, increase wind flow, or suitably expand condenser, increase dissipates
Hot area, as long as Proper Match just has with using two condensation fans and two sets of condenser identical radiating effects.
This programme, which goes for dual temperature dish-ordering cabinet, dual temperature kitchen refrigerator, Two temperature refrigeration counter etc., needs setting for double refrigeration systems
It is standby.
The substantial effect that the present invention is brought is to save a condensation fan, saves cost, saves artificial, energy-saving
Electricity, reduces the installing space of a condenser and condensation fan.
Brief description of the drawings
Fig. 1 is that a kind of fiber tube fin of wire tube condenser of the present invention merges the easy structure figure in direction of staggering；
Fig. 2 is a kind of wire tube condenser combinatorial construction schematic diagram of the present invention；
Fig. 3 is a kind of electric operation control circuit figure of the present invention；
In figure：1st, the first radiating tube；2nd, the second radiating tube；3rd, fiber tube；4th, punched iron sheet；5th, top plate；6th, fan position；A, the first temperature
Control device；B, the second temperature controller；C, relay；D, condensation fan；E, the second compressor；F, the first compressor；G, the first movable contact；
H, the second movable contact；I, stationary contact；K, coil.Solid pipeline is the first radiating tube in Fig. 2, and hollow pipeline is the second radiating tube,
It is intended merely to distinguish two pipelines using the hollow and solid technique of painting, other implications is not represented.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment：A kind of double-compressor refrigeration system of single condensation fan of the present embodiment, including the first compressor, second
Compressor, condenser, first throttle device, second choke, the first evaporator, the second evaporator and control circuit；Such as Fig. 1 institutes
Show, the condenser includes the first radiating tube 1, the second radiating tube 2 and condensation fan, and the first radiating tube and the second radiating tube are all
Reciprocating structure, the first radiating tube and the second radiating tube of condenser merge radiating and pipeline circulation is separated；
Condensation fan convection current side is just to the first radiating tube and the second radiating tube；Convection current side is inlet side or air side；
The entrance of the first radiating tube of outlet connection of first compressor, the outlet of the first radiating tube passes through first throttle device connection the
The entrance of one evaporator, the entrance of the first compressor of outlet connection of the first evaporator；The outlet connection second of second compressor
The entrance of radiating tube, the outlet of the second radiating tube connects the entrance of the second evaporator by second choke, the second evaporator
The entrance of the second compressor of outlet connection；Circuit is controlled to compress mechatronics with condensation fan, the first compressor and second respectively.
Filter is in series between radiating tube and flow controller.
Filled with refrigerant in two circulation loops, refrigerant compression, refrigerant are entered condenser and temperature phase by compressor
Heat exchange is carried out to low air, condensation fan operating replaces high temperature air with Cryogenic air, and the liquid refrigerant after cooling enters
Enter flow controller, vaporize and absorb heat subsequently into evaporator, re-enter compressor is compressed, and realizes the transfer of heat.Two sets of systems
The circulation loop of cooling system shares a set of condenser, shares a condensation fan control radiating, and the occupancy for saving condenser is empty
Between and cost.
As shown in figure 3, the control circuit includes the first temperature controller A, the second temperature controller B and relay C, the relay
For single-pole double-throw relay, the stationary contact I connection condensation fans D of relay first end, the second end connection city of condensation fan
Electric first end, the first end of first movable contact G the first temperature controllers of connection of relay, the second movable contact H connections of relay
The first end of two temperature controllers, the second end of the first temperature controller and the second end of the second temperature controller all connect the end of civil power second, relay
The coil K first ends connection civil power first end of device, the ends of coil K second of relay connect the second compressor E first end and after
Second movable contact H of electrical equipment, the second compressor the second end connection civil power first end, the first compressor F first end connection after
First movable contact G of electrical equipment, the second end connection civil power first end of the first compressor.First movable contact G of relay is normally closed
Contact, the second movable contact H is normally opened contact.First temperature controller controls the first compressor, and the second temperature controller controls the second compressor.
When the first temperature controller is connected, and the second temperature controller disconnects：No current leads in first compressor operating, relay coil
Cross, make the stationary contact and the first movable contact closure of relay, the disconnection of the second movable contact, condensation fan work, the second compressor
Do not work.If now closing the first temperature controller, the first compressor and condensation fan are all stopped.
First temperature controller disconnects, when the second temperature controller is connected：Second compressor operating, while relay coil is powered, makes
The stationary contact of relay and the second movable contact are connected, condensation fan work, and between the first movable contact and stationary contact of relay
Disconnect no current to pass through, the first compressor does not work.If now closing the second temperature controller, the second compressor is stopped,
No current in relay coil, disconnects the stationary contact and the second movable contact of relay, condensation fan is also stopped.
When the first temperature controller and the second temperature controller are all connected：First compressor and the second compressor all work, while after
There is electric current to pass through in electric apparatus coil, the stationary contact of relay and the second movable contact are connected, and condensation fan is also at working condition.
Conventional wire tube condenser structure：It is into the elbow at two ends inside wire tube condenser by several fiber tube groups of fins
All it is buckled on punched iron sheet, then is fixed and formed with top plate connection punched iron sheet.
As depicted in figs. 1 and 2, the condenser is the combinatorial construction of wire tube condenser, and it is reciprocal that the second radiating tube is constituted
Formula structure is inserted into the reciprocating structure of the first radiating tube composition and misplaced L/2 centimetres on width and short transverse, L
For the elbow length of reciprocating structure；The width both sides and short transverse both sides of condenser are connected with top plate 5, condensation fan
Convection current direction be condenser depth direction.Condensation fan is arranged on fan position 6.
The pipe bend that radiates is 3cm or so, and the fiber tube fin of two wire tube condensers is staggered and merged, then it
In one raise 1.5cm, just two condenser tubes are away from staggering not in same row after raising, because elbow 3cm is the spacing of pipe
From being also 3cm, raise 1.5cm and be just staggered in the middle of two pipe distances, then do two ends punched iron sheet 4 again, two condensers
Two ends pipe bend is buckled on punched iron sheet again with the connection of top plate 5 just into two-in-one.Two-in-one rear Volume Changes are little, wide and height
Big 1.5cm, long the same respectively.Wire tube condenser is that fiber tube 3 is welded on radiating tube and does fin use, and fiber tube roundlet iron wire windage
Power is small, and the wind flow that can pass through is very big, it is two-in-one after wind flow is also influenceed less.Condensation fan can also be selected to a big rule
Lattice, increase wind flow, or suitably expand condenser, increase area of dissipation, as long as Proper Match is just had with being condensed using two
Blower fan and two sets of condenser identical radiating effects.This programme goes for dual temperature dish-ordering cabinet, dual temperature kitchen refrigerator, dual temperature ice
The equipment that cabinet etc. needs double refrigeration systems.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Although more having used the terms such as condenser, radiating tube, fin, blower fan herein, it is not precluded from using it
The possibility of its term.It is used for the purpose of more easily describing and explaining the essence of the present invention using these terms；They are solved
Any additional limitation is interpreted into all to disagree with spirit of the present invention.
Claims (3)
1. a kind of double-compressor refrigeration system of shared condensation fan, it is characterised in that including the first compressor, the second compression
Machine, condenser, first throttle device, second choke, the first evaporator, the second evaporator and control circuit；The condenser bag
The first radiating tube, the second radiating tube and condensation fan are included, the first radiating tube and the second radiating tube are all reciprocating structure, condenser
The first radiating tube and the second radiating tube merge radiating and pipeline circulation be separated；Condensation fan convection current side is just right
First radiating tube and the second radiating tube；
The entrance of the first radiating tube of outlet connection of first compressor, the outlet of the first radiating tube passes through first throttle device connection the
The entrance of one evaporator, the entrance of the first compressor of outlet connection of the first evaporator；The outlet connection second of second compressor
The entrance of radiating tube, the outlet of the second radiating tube connects the entrance of the second evaporator by second choke, the second evaporator
The entrance of the second compressor of outlet connection；Circuit is controlled to compress mechatronics with condensation fan, the first compressor and second respectively.
2. a kind of double-compressor refrigeration system of shared condensation fan according to claim 1, it is characterised in that the control
Circuit processed include the first temperature controller, the second temperature controller and relay, the relay be single-pole double-throw relay, relay it is quiet
The first end of contact portion condensation fan, the second end connection civil power first end of condensation fan, the first movable contact of relay connects
Connect the first end of the first temperature controller, the second movable contact of relay connects the first end of the second temperature controller, the of the first temperature controller
Two ends and the second end of the second temperature controller all connect the end of civil power second, and the coil first end of relay connects civil power first end, after
The end of coil second of electrical equipment connects the first end of the second compressor and the second movable contact of relay, the second end of the second compressor
Civil power first end is connected, the first end of the first compressor connects the first movable contact of relay, and the second end of the first compressor connects
Connect civil power first end.
3. a kind of double-compressor refrigeration system of shared condensation fan according to claim 1 or 2, it is characterised in that institute
The combinatorial construction that condenser is wire tube condenser is stated, the reciprocating structure that the second radiating tube is constituted is inserted into the first radiating tube composition
Reciprocating structure in and on width and short transverse misplace L/2 centimetres, L be reciprocating structure elbow length；It is cold
The width both sides and short transverse both sides of condenser are connected with top plate, and the air-out direction of condensation fan is the depth side of condenser
To.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710430792.XA CN107131670A (en) | 2017-06-09 | 2017-06-09 | A kind of double-compressor refrigeration system of shared condensation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710430792.XA CN107131670A (en) | 2017-06-09 | 2017-06-09 | A kind of double-compressor refrigeration system of shared condensation fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107131670A true CN107131670A (en) | 2017-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710430792.XA Pending CN107131670A (en) | 2017-06-09 | 2017-06-09 | A kind of double-compressor refrigeration system of shared condensation fan |
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| JP2005226922A (en) * | 2004-02-13 | 2005-08-25 | Kimura Kohki Co Ltd | Heat pump type air conditioner |
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| CN203964519U (en) * | 2014-07-25 | 2014-11-26 | 王越 | Refrigerator bimodulus switching device shifter |
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| CN105805995A (en) * | 2016-04-29 | 2016-07-27 | 郑州凯雪冷链股份有限公司 | Independent control system for multiple refrigerators sharing condensing unit |
| CN206875746U (en) * | 2017-06-09 | 2018-01-12 | 杨玄星 | Share the double-compressor refrigeration system of condensation fan |
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2017
- 2017-06-09 CN CN201710430792.XA patent/CN107131670A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4201065A (en) * | 1978-12-18 | 1980-05-06 | Carrier Corporation | Variable capacity vapor compression refrigeration system |
| US5205130A (en) * | 1991-07-02 | 1993-04-27 | Pannell Bobby L | Dual stage AC system for recreational vehicle |
| CN1188880A (en) * | 1997-01-20 | 1998-07-29 | 三星电子株式会社 | Coolant distributing system in multi-type air conditioner |
| US20050155375A1 (en) * | 2004-01-16 | 2005-07-21 | Wensink Theodore C. | Dual-circuit refrigeration system |
| JP2005226922A (en) * | 2004-02-13 | 2005-08-25 | Kimura Kohki Co Ltd | Heat pump type air conditioner |
| KR20110071167A (en) * | 2009-12-21 | 2011-06-29 | 엘지전자 주식회사 | Refrigerator |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170905 |
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| RJ01 | Rejection of invention patent application after publication |