CN202126024U - Air conditioner - Google Patents
Air conditioner Download PDFInfo
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- CN202126024U CN202126024U CN2011202535794U CN201120253579U CN202126024U CN 202126024 U CN202126024 U CN 202126024U CN 2011202535794 U CN2011202535794 U CN 2011202535794U CN 201120253579 U CN201120253579 U CN 201120253579U CN 202126024 U CN202126024 U CN 202126024U
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- air
- compressor
- fan
- condensation
- conditioner
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Abstract
The utility model discloses an air conditioner, comprising a housing, a refrigerating system consisting of a compressor, an evaporator, a capillary tube, a condenser and a four-way valve block, and an electric control system; DC (Direct Current) power supply is supplied to the air conditioner by a storage battery; the upper part of the housing is provided with the evaporator and the lower part of the housing is provided with the condenser; the evaporator is arranged in an evaporation chamber; the condenser and the compressor are arranged in a condensation chamber; an evaporation fan is arranged in the evaporation chamber; a condensation fan is arranged in the condensation chamber; the evaporation fan is a cross-flow fan and the condensation fan is an axial-flow fan. The air conditioner disclosed by the utility model is an integral air conditioner, which has compact structure and convenience in installation and has a huge cost advantage and a no-leakage advantage in comparison with a split type air conditioner. The storage battery supplies power to the air conditioner; the operation of the compressor is not limited by a crane engine, has no influence to the lifting work of the engine and does not interfere with the hydraulic system of the crane, so that the stable working of the crane is achieved. The operation of the air conditioner does not depend on the power source of a special vehicle and the energy consumption used in the air conditioner of the special vehicle is reduced greatly, so that the air condition is an air conditioner with rational design, low-carbon and energy conservation.
Description
Technical field
The utility model relates to the apparatus of air conditioning, more particularly, relates to a kind of air-conditioner that in special purpose vehicle, ship, uses.
Background technology
Autocrane is a kind of crane that is contained on general-utility car chassis or the cars chassis; Be to belong to special car, its go driver's cabin and lifting control cabinl pulpit branch are arranged, and comfortable working environment is the guarantee of high-efficient homework; Therefore; Go driver's cabin and lifting control cabinl pulpit at autocrane all need dispose air-conditioner, and the air-conditioning of existing lifting control cabinl pulpit is divided into two types, and one type is hydraulic power drive-type split-type air conditioner; Its shortcoming causes the system pressure fluctuation when being operation of air conditioner, influence crane work stationarity.As with air-conditioning and when the rotation oil, in the time of will causing band to carry revolution revolution not steady, install and keep in repair complicacy simultaneously.Another kind of is that dc powered is decided frequency division body air-conditioning; This air-conditioning electric power is provided by engine-driven TRT, and the shortcoming of such air-conditioning is that power consumption is big, causes the electric wiring loaded current big; Electric wiring and centre revolving joint slip ring damage easily; Moreover the high frequent start and stop, and starting current is big, fragile TRT.More than two types of air-conditionings be split-type air conditioner; Indoor set and off-premises station link with the transmission cold-producing medium with connecting line; Because autocrane often vibrates in the process of a driving and a retry and jolts; Especially the lifting control cabinl pulpit is prone to cause faults such as tube connector fracture and junction get loose when the revolution operation, causes cold-producing medium to leak.
On the other hand; On transport by sea the tourism of industry or yacht, caravan, all need air-conditioning to accomplish the adjusting of room on the ship (or in caravan) air; To people comfortable environment is provided; Mostly above-mentioned air-conditioning is that split type fixed frequency air conditioner, air-conditioning electric power are provided by engine-driven TRT, such air-conditioning ubiquity structure bulky complex, the shortcoming that starting current is big at present.
The utility model content
To drive special purpose vehicle job insecurity, energy resource consumption that compressor of air conditioner brought with the power of engine or hydraulic system big in order to solve special purpose vehicle such as existing autocrane, the employed air-conditioner of ship for the utility model purpose; And the problem that air-conditioner connects pipeline break and the fault that gets loose often occurs, is difficult to overcome; A kind of electrically driven (operated), high-efficiency environment friendly, package AC plant is provided, to overcome the deficiency of prior art.
The technical scheme that the utility model adopts is: a kind of air-conditioner, comprise shell, and by the refrigeration system that compressor, evaporimeter, capillary, condenser, cross valve are formed, electric control system provides dc source by battery to air-conditioner; The top of said shell is provided with vaporization chamber, and the bottom of shell is provided with condensation chamber, and said evaporimeter is arranged in the vaporization chamber, and said condenser and compressor are arranged in the condensation chamber; In the said vaporization chamber evaporation fan is set, in the said condensation chamber condensation fan is set, said evaporation fan is a cross flow fan, and said condensation fan is an axial flow blower.
Preferably, said battery connects generator, and said generator is driven by automobile engine.
Preferably, in said condensation chamber, said compressor is arranged on the left side or the right side of condenser, and said condensation fan is at the front side or the rear side of condenser, and said condensation fan is the outer rotor shaft flow fan.
Preferably; Said compressor is a DC frequency-changeable compressor; Said electric control system comprises input module, master control borad, power board, frequency conversion drive plate and load circuit, and said power board comprises direct current transducer and control function protection circuit, and said frequency conversion drive plate includes inverter circuit, detects position detecting circuit, the power model of compressor drum position; Wherein, said position detecting circuit is connected master control borad with power model.Power board is realized by the conversion of low-voltage DC to high voltage direct current, and to electric current and voltage and whole electrical system safety protection function control is provided.
Preferably; Said compressor is the AC frequency conversion compressor; Said electric control system comprises input module, master control borad, power board, frequency conversion drive plate and load circuit; Said power board comprises direct current transducer and control function protection circuit, and said frequency conversion drive plate comprises drive IC, IPM power model and peripheral control circuit.Power board is realized by the conversion of low-voltage DC to high voltage direct current, and to electric current and voltage and whole electrical system safety protection function control is provided.
Preferably; Said compressor is an invariable frequency compressor; Said electric control system comprises input module, function control panel, power board, soft starting plate and load circuit, and said soft starting plate comprises controllable silicon and SCR control circuit, and said controllable silicon is electrically connected with the motor stator of compressor.
Preferably, between said vaporization chamber and condensation chamber, be provided with electric panel room.
Preferably, have above the air conditioner casing front panel vaporization chamber air outlet, below have the condensation chamber inlet scoop.
Preferably, on plate behind the air conditioner casing, have the condensation chamber exhaust outlet, said exhaust outlet is provided with the airduct of air draft outward.
Preferably, said cover top portion is provided with the vaporization chamber return air inlet.
Preferably, said condensation fan is the inner rotor shaft flow fan.
Compared with prior art, the utlity model has following beneficial effect:
1. the air-conditioner of the utility model adopts electrically driven (operated) mode; Supply power to air-conditioner by battery; The running of compressor does not receive the restriction of crane engine not influence the engine slinging work yet; Crane hydraulic system not being disturbed, make crane work steady, is the air-conditioner of a reasonable in design, low-carbon energy-saving.
2. the air-conditioner of the utility model is an integral air conditioner, and compact conformation is easy for installation, than detachable air conditioner have huge cost advantage and antileakaging advantage.
3. the air-conditioner of the utility model can adopt the control mode of multiple compressor; Comprise DC frequency converting air-conditioner compressor, AC frequency conversion compressor of air conditioner or invariable frequency compressor; Frequency-changeable compressor can be avoided the compressor big consumption of electric that intermittently start and stop brought; Make it be in continuous operating condition, energy-conserving and environment-protective, operating mode is stable.And the frequency-changeable compressor low-frequency start, starting current is little, and is little to the generated output power requirement, helps protecting TRT.And invariable frequency compressor is after adding soft start control; Its starting current is by little cumulative; Can overcome the defective that the invariable frequency compressor starting current of being with soft start is big, influence electrical network and other electrical equipment working life; Simultaneously, adopt soft start control and invariable frequency compressor air-conditioner to have the advantage that cost is low, the control system is mature and stable concurrently.
Description of drawings
Fig. 1 is the air-conditioner structural representation of the utility model;
Fig. 2 is the casing structure sketch map of the air-conditioner of the utility model;
Fig. 3 is the back structures sketch map of air-conditioner shown in Figure 1;
Fig. 4 is the air-conditioner electric control principle block diagram that the utility model adopts frequency-changeable compressor;
Fig. 5 is the air-conditioner electric control principle block diagram that the utility model adopts the invariable frequency compressor of soft start control;
Fig. 6 is the air-conditioner circuit diagram that the utility model adopts the invariable frequency compressor of soft start control.
In the accompanying drawing, each label is represented:
1 vaporization chamber, 2 electric panel rooms, 3 condensation chambers
4 DC frequency-changeable compressors, 5 frequency conversion drive plates, 6 batteries, 7 power boards
8 master control borads, 9 input modules, 10 radiator fans
11 vaporization chamber return air inlets, 12 vaporization chamber air outlets, 13 evaporation fans
31 condensation chamber inlet scoops, 32 condensation chamber exhaust outlets, 33 condensation fans, 34 flanges
61 invariable frequency compressors, 62 soft starting plates, 63 power boards
65 batteries, 66 function control panels, 67 input modules
The specific embodiment
Embodiment one
The air-conditioner of the utility model is the direct current varied-frequency air conditioner of integral type, and the refrigerating capacity of air-conditioner and heating capacity change with the variation of operating frequency.The air-conditioner of the utility model provides dc supply by battery, and be 5 hours design work running time of battery, operating voltage DC24V, generator power＞1000W.Referring to Fig. 1, the high 1031mm of special purpose vehicle air-conditioner, wide 744mm, thick 230mm, housing is divided into three big intervals with dividing plate, is respectively vaporization chamber 1, electric panel room 2, condensation chamber 3.Evaporimeter, evaporation fan 13 are set in vaporization chamber, and what in electric panel room, place is electric components such as master control borad 8, power board 7, frequency conversion drive plate 5.What in condensation chamber, be provided with is compressor, condenser, condensation fan 33.Capillary or other restricting element couple together condenser and evaporimeter, and the other end of the evaporimeter in vaporization chamber is connected with compressor in the condensation chamber through refrigeration piping.The utility model is combined into one existing indoor apparatus of air conditioner and off-premises station; The layout type of evaporation in the employing, following condensation; Because each critical piece topology layout of refrigeration system is compact; Evaporimeter and condenser unification are fixed on the air conditioner casing, can reduce the impact of vibration, have thoroughly solved the hard nut to crack that present crane air-conditioner refrigeration piping easy fracture causes cold-producing medium to leak with getting loose.
The air-conditioner of the utility model is installed in the behind of the driver's seat of getting on the bus of crane, in the place apart from lazyback 50mm, according to the position of the base plate of air conditioner screw hole through hole that on the floor of getting on the bus, to drill through four diameters be 10mm air-conditioner is fixed on the floor.The front of air-conditioner vaporization chamber 1 is provided with vaporization chamber return air inlet 11, and the top of air-conditioner is provided with the vaporization chamber air outlet 12 of the room air of getting on the bus, and evaporation fan 13 is axial-flow fans.See Fig. 2, on the zone of air conditioner casing back condensation chamber, be provided with condensation chamber exhaust outlet 32, discharge out of my cabin through airduct; Get on the bus behind by the macropore of an about 200mm of diameter of wall displacement brill at air-conditioner; Correspondence position bores the aperture of 4 diameter 7mm on every side, and the flange 34 usefulness securing members of standard configuration are fixing on the wall, and an end of airduct connects condensation chamber exhaust outlet 32; The other end connects gets on the bus by the flange 34 of wall, is convenient to air-out.And condensation chamber inlet scoop 31 is located at the outer casing frontispiece of air-conditioner, is positioned at the lower zone of driver's seat.Boring the plurality of rows diameter on apart from the floor of the air-conditioner front panel condensation air inlet about 20mm in dead ahead is the through hole of 10mm; Pitch of holes is 5mm; 18-20 through hole of every row, this through hole are the auxiliary fresh air inlet of condensating wind, and car outer air air in car gets into condensation storehouse and condenser heat-shift from the condensation air inlet; Enough air quantity can make heat increase, and are convenient to the lifting of equipment refrigeration (heating) ability.Back leans on the distance between wall and the driver's seat very little owing to get on the bus, and the width design of air-conditioner can not be greater than 210mm, based on the consideration of versatility; The air-conditioner design width of the utility model is 203mm; Such width design is inaccessible, at present for present family expenses, commercialization, extraordinary air-conditioning; The complete machine width of monoblock type mobile air conditioner is all about 400mm; Its condensation fan adopt centrifugal or tubular, the structural limitations in blower fan and air channel the general structure of condensation chamber, the axial width of blower fan is little less than 100mm's; Occupation space is big, adds the thickness of condensing heat exchanger even also will consider to add take up room (like the structure of mobile air conditioner) of compressor.The utility model is in order to design a extra-thin air-conditioner; On the structure of condensation chamber; Be distributed in the condensation chamber about condenser and compressor; The place ahead or rear at condenser are provided with extra-thin condensation fan 33---outer rotor shaft flow fan, the axial dimension of fan electromotor is reduced, thereby the axial width of condensation chamber is reduced.The structure of ultrathin outer rotor shaft flow fan mainly comprises aial flow impeller and outer rotor motor; Wherein the wheel hub of impeller is fixed as one with outer rotor is coaxial; Make that the axial width of draught fan impeller is overlapping with the thickness of motor; Thereby shortened the axial width of axial flow blower, also made slim-type air conditioner be achieved.
The space size that condensation fan uses the outer rotor shaft flow fan to be based on the heat exchange blower fan designs; Because the cost of inner rotor shaft flow fan is lower than the cost of outer rotor shaft flow fan; In order to save the air-conditioning cost; As the mode that another kind is implemented, the air-conditioner of the utility model uses the inner rotor shaft flow fan as condensation fan.Air inlet is close in the inboard that condenser is arranged on condensation chamber, the inner rotor shaft flow fan just is being placed on the condensation chamber exhaust outlet, and the design of the width of condenser considers that the width (203mm) of air-conditioner and the working space of inner rotor shaft flow fan need.
The on-board air conditioner that uses on the present car adopts the direct current electrical control pattern of frequency surely more; Utilize the battery conduct on the automobile that dc source is provided; But; Invariable frequency compressor frequent start-stop, starting current are big, fragile generator, and cause easily that the electric wiring loaded current is big, electric wiring and centre revolving joint slip ring damage easily.Therefore, the utility model adopts the DC frequency-changing control model to solve the deficiency that the direct current fixed frequency air conditioner exists.Referring to Fig. 3, the air-conditioner of the utility model adopts frequency-changeable compressor 4, to master control borad 8 and DC24-DC240 power board 7 operating voltage of 24V is provided by battery 6, and power board 7 also provides 15V voltage to supply 5 work of frequency conversion drive plate.Frequency conversion drive plate 5, master control borad 8 are connected with the communication of RS485 agreement with power board 7, and power board 7 is 240V through booster circuit with the 24V DC boosting, and to the radiator fan 10 of system power supply is provided.Air-conditioner condensation fan 33, evaporation wind-powered electricity generation machine 13 are driven by master control borad 8; Input module 9 is connected with master control borad 8 communications; Master control borad 8 reads Communication Control signal, start and stop control signal, control model signal, temperature and sets and gather signal, current and voltage signals or the like in real time, and then generates condensation fan 33 (outer rotor shaft flow fan), evaporation fan 13 (cross flow fan), and compressor variable frequency control signal and data are exported.What the utility model adopted is DC frequency-changeable compressor, therefore, comprises on the frequency conversion drive plate 5: inversion control module, IPM power model, position detecting circuit.The inversion control module is the three-phase input end that three-phase alternating current is electrically connected compressor through the IPM control circuit with the inversion of 240V high voltage direct current, and the phase current feedback that position detecting circuit detects DC frequency-changeable compressor is calculated to drive IC and tried to achieve current compressor drum position and control the IPM power model.Battery is as the work energy of air-conditioner, and the driving of the engine through crane is recharged, and its principle is identical with charge in batteries principle on the car; Crane was driven a vehicle the process in place of working from the departure place, engine was to battery 6 chargings, and accumulator capacity is 150AH; After being full of electricity; If engine stops charging, battery 6 can guarantee that the air-conditioning work time about 5 hours, can satisfy the needs of general job.
The air-conditioner of the utility model adopts the DC frequency-changing technology, adjusts the ability of refrigeration through the rotating speed of regulating compressor, can keep vehicle interior temperature steady; Make human body sensory comfortable; And frequency changer is at low-frequency operation, and efficiency is very high, reaches energy-efficient effect.
Embodiment two
The package AC plant of the utility model; Its compressor can adopt the AC frequency conversion compressor of air conditioner; Compressor is in continuous operating condition, adjusts the ability of refrigeration through the rotating speed of regulating compressor, can avoid the compressor electric quantity consumption that intermittently start and stop brought.When adopting AC frequency conversion control, the compressor control electric circuit comprises main drive IC, IPM power model and peripheral control circuit.Main drive IC is arranged in the electric panel room of air-conditioner, and its main function is to accomplish various computings, produces the SPWM waveform, realizes the control of compressor V/F curve and various protections etc. are provided.IPM power model and peripheral control circuit thereof are controlled the operation of AC frequency conversion compressor in order to accomplish the inversion process of high voltage direct current to alternating current with this.
Embodiment three
The package AC plant of the utility model, its compressor can adopt the fixed frequency air conditioner compressor, adds soft start control simultaneously.Referring to Fig. 5, the electric control system of air-conditioning is by function control panel 66, power board 63, soft starting plate 62 and the input module 67 that is electrically connected with above-mentioned each control panel, evaporation fan, condensation fan, invariable frequency compressor 61 even load unit.Function control panel 66 is connected with power board 63 communications, and battery 65 provides 24V power supply to power board, and power board converts the 24V direct current into the 220V alternating current through inversion step-up circuit, exports on the invariable frequency compressor 61.Referring to Fig. 6, soft starting plate is to adopt controllable silicon N2 as pressure regulator, and it is inserted control electric motor starting between power supply and the motor stator.When using soft starting plate to start compressor, the silicon controlled angle of flow increases gradually, and output voltage increases gradually, and compressor electric motor quickens gradually, and up to the full conducting of controllable silicon, machine operation is in rated voltage.When treating that motor reaches rated speed, start-up course finishes, and soft start replaces the controllable silicon of having finished the work from employing relay K 1 conducting, for compressor runs well rated voltage is provided.
Claims (11)
1. an air-conditioner comprises shell, and by the refrigeration system that compressor, evaporimeter, capillary, condenser, cross valve are formed, electric control system is characterized in that: to air-conditioner dc source is provided by battery; The top of said shell is provided with vaporization chamber, and the bottom of shell is provided with condensation chamber, and said evaporimeter is arranged in the vaporization chamber, and said condenser and compressor are arranged in the condensation chamber; In the said vaporization chamber evaporation fan is set, in the said condensation chamber condensation fan is set, said evaporation fan is a cross flow fan, and said condensation fan is an axial flow blower.
2. air-conditioner according to claim 1 is characterized in that: said battery connects generator, and said generator is driven by automobile engine.
3. air-conditioner according to claim 2 is characterized in that: in said condensation chamber, said compressor is arranged on the left side or the right side of condenser, and said condensation fan is at the front side or the rear side of condenser, and said condensation fan is the outer rotor shaft flow fan.
4. air-conditioner according to claim 2; It is characterized in that: said compressor is a DC frequency-changeable compressor; Said electric control system comprises input module, master control borad, power board, frequency conversion drive plate and load circuit; Said power board comprises direct current transducer and control function protection circuit; Said frequency conversion drive plate includes inverter circuit, detects position detecting circuit, the power model of compressor drum position, and wherein, said position detecting circuit is connected master control borad with power model.
5. air-conditioner according to claim 2; It is characterized in that: said compressor is the AC frequency conversion compressor; Said electric control system comprises input module, master control borad, power board, frequency conversion drive plate and load circuit; Said power board comprises direct current transducer and control function protection circuit, and said frequency conversion drive plate comprises drive IC, IPM power model and peripheral control circuit.
6. air-conditioner according to claim 2; It is characterized in that: said compressor is an invariable frequency compressor; Said electric control system comprises input module, function control panel, power board, soft starting plate and load circuit; Said soft starting plate comprises controllable silicon and SCR control circuit, and said controllable silicon is electrically connected with the motor stator of compressor.
7. according to claim 3 or 4 or 5 or 6 described air-conditioners, it is characterized in that: between said vaporization chamber and condensation chamber, be provided with electric panel room.
8. air-conditioner according to claim 7 is characterized in that: have above the air conditioner casing front panel vaporization chamber air outlet, below have the condensation chamber inlet scoop.
9. air-conditioner according to claim 8 is characterized in that: on plate behind the air conditioner casing, have the condensation chamber exhaust outlet, said exhaust outlet is provided with the airduct of air draft outward.
10. air-conditioner according to claim 9 is characterized in that: said cover top portion is provided with the vaporization chamber return air inlet.
11. air-conditioner according to claim 2 is characterized in that: said condensation fan is the inner rotor shaft flow fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202535794U CN202126024U (en) | 2011-07-18 | 2011-07-18 | Air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202535794U CN202126024U (en) | 2011-07-18 | 2011-07-18 | Air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202126024U true CN202126024U (en) | 2012-01-25 |
Family
ID=45489090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202535794U Expired - Fee Related CN202126024U (en) | 2011-07-18 | 2011-07-18 | Air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202126024U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889649A (en) * | 2011-07-18 | 2013-01-23 | 王康平 | Air-conditioner |
-
2011
- 2011-07-18 CN CN2011202535794U patent/CN202126024U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889649A (en) * | 2011-07-18 | 2013-01-23 | 王康平 | Air-conditioner |
| CN102889649B (en) * | 2011-07-18 | 2015-05-20 | 王康平 | Air-conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120125 Termination date: 20190718 |
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| CF01 | Termination of patent right due to non-payment of annual fee |