CN104554313A - Ultra-thin air conditioning unit and urban rail vehicle installed with air conditioning unit - Google Patents

Ultra-thin air conditioning unit and urban rail vehicle installed with air conditioning unit Download PDF

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Publication number
CN104554313A
CN104554313A CN201510013158.7A CN201510013158A CN104554313A CN 104554313 A CN104554313 A CN 104554313A CN 201510013158 A CN201510013158 A CN 201510013158A CN 104554313 A CN104554313 A CN 104554313A
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CN
China
Prior art keywords
air
top board
car
outlet
car body
Prior art date
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Application number
CN201510013158.7A
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Chinese (zh)
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CN104554313B (en
Inventor
刘绍禹
李剑
李鹏
于晓良
郭海霞
夏建军
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CRRC Qingdao Sifang Co Ltd
Original Assignee
CSR Qingdao Sifang Locomotive and Rolling Stock Co Ltd
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Application filed by CSR Qingdao Sifang Locomotive and Rolling Stock Co Ltd filed Critical CSR Qingdao Sifang Locomotive and Rolling Stock Co Ltd
Priority to CN201510013158.7A priority Critical patent/CN104554313B/en
Publication of CN104554313A publication Critical patent/CN104554313A/en
Application granted granted Critical
Publication of CN104554313B publication Critical patent/CN104554313B/en
Expired - Fee Related legal-status Critical Current
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61DBODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D27/00Heating, cooling, ventilating, or air-conditioning
    • B61D27/0018Air-conditioning means, i.e. combining at least two of the following ways of treating or supplying air, namely heating, cooling or ventilating
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T30/00Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)

Abstract

The invention relates to an ultra-thin air conditioning unit and an urban rail vehicle installed with the air conditioning unit. The air conditioning unit comprises a shell; an air supply outlet and an air return inlet are formed in the bottom wall of the shell; two refrigeration and heating systems are separately arranged in the shell; the refrigeration and heating systems are symmetrical; each refrigeration and heating system comprises two compressors, two condensers, two evaporators, two expansion valves, two evaporator fans, a condenser fan and two electric heaters; each refrigeration and heating system is equipped with a controller; and the controller is integrated in the shell. The ultra-thin air conditioning unit is compact in structure and reasonable in layout, mechanical and electrical integration design is adopted, the controller is integrated in the shell of the air conditioning unit, a separate air-conditioning control cabinet in the existing urban rail vehicle technology is omitted, and the space in the vehicle is saved.

Description

Ultrathin air conditioner group and be provided with the city rail vehicle of this air-conditioner set
Technical field
The present invention relates to a kind of air-conditioner set, particularly a kind of Ultrathin air conditioner group be arranged on city rail vehicle, relates to the city rail vehicle being provided with this air-conditioner set simultaneously, belongs to railway vehicle air conditioner technical field.
Background technology
In city rail vehicle, often save guest room and be generally equipped with one or two air-conditioner set, every platform air-conditioner set adopts cellular structure, and complete engine set installation is at roof.Air-conditioner set is connected with the air outlet in car and return air inlet with return airway by supply air duct, air after air-conditioner set process is sent in guest room through air outlet, regulate the temperature and humidity in guest room, air in guest room enters air-conditioner set through return air inlet, carry out interchange of heat with evaporator again after mixing with new wind, complete refrigerating cycle.
For existing guideway vehicle, often save compartment and also can be equipped with a control housing, electric component is integrated in this control housing, worked by control housing centralized control air-conditioner set, control housing is generally independently installed in guest room, electrical connecting wires between air-conditioner set and control housing is very complicated, and takies larger space.
In addition, for the air-conditioner set being arranged on roof, supply air duct is generally arranged in the space above roof hoard, arrange along length over ends of body direction at the middle section of roof, roof hoard below supply air duct is offered the air outlet of blowing in guest room, in the below of supply air duct, also static pressure air duct is set.Even in order to be conducive to air current composition in car, in fractional orbital vehicle, except the supply air duct of roof central, be also respectively arranged with top, side supply air duct in the position on top, side, both sides, guest room, correspondingly air outlet be set at side ceiling location.
Some guideway vehicle is subject to the restriction of vehicle space and gauge, when large refrigeration capacity requirement, air-conditioner set height-limited, under the prerequisite ensureing internal height space, guest room, more than middle top plate for passenger room without sufficient space layout airconditioning control cabinet and air-conditioning air channel.And air conditioning duct system of the prior art, because supply air duct and static pressure air duct are installed in the space above roof hoard, so add the whole height of vehicle, the gauge requirement of height of car cannot be met, and occupy larger roof space.In addition, air conditioning duct system of the prior art, be provided with the supply air duct of central authorities, static pressure air duct and top, side supply air duct, complex structure, not only add the quantity and weight in air channel, indirectly add tare, the requirement of body lightening cannot be met, and too increase the material cost in air channel and fixing difficulty is installed.
Summary of the invention
Main purpose of the present invention is to solve the problem and deficiency, provides a kind of compact conformation, rationally distributed, and saves the Ultrathin air conditioner group of inner space and be provided with the city rail vehicle of this air-conditioner set.
For achieving the above object, technical scheme of the present invention is:
A kind of Ultrathin air conditioner group, comprise housing, the diapire of described housing offers air outlet and return air inlet, it is characterized in that: in described housing, be provided with two overlap independently refrigerating and heating systems, two cover refrigerating and heating systems symmetrically structural arrangement, often overlap refrigerating and heating systems and comprise two compressors, two condensers, two evaporators, two expansion valves, two evaporation fans, a condensation fan and two electric heaters, often overlap refrigerating and heating systems and be equipped with a set of controller, described controller integrated installation is in described housing.
Further, often two compressors overlapped in refrigerating and heating systems are connected in parallel formation compressor set, two described condenser parallel connections are connected with the exhausr port of described compressor set, the outlet of each condenser connects an expansion valve, the outlet of expansion valve is connected with the entrance of a described evaporator, is connected after the outlet parallel connection of two described evaporators with the admission port of described compressor set.
Further, two indoor chambeies and two outdoor chambeies are separated in described housing, two described outdoor chambeies are arranged on centre side by side, the both sides being located at two outdoor chambeies are divided in two described indoor chambeies, two compressors, two condensers and a condensation fan are installed in each described outdoor chamber, in each described indoor chamber, two evaporators, two expansion valves, two evaporation fans and two electric heaters are installed.
Further, two described electric heaters, two evaporators and two evaporation fans are arranged to both sides Parallel Symmetric by car body center in width over sides of car body direction, and two described electric heaters are positioned at centre, arrange described evaporator and evaporation fan successively to both sides.
Further, two described air outlets are arranged on the both sides of housing on overall width direction, and described return air inlet is arranged on the centre of two air outlets.
Further, the end wall of the rear and front end of described housing offers fresh wind port.
Further, described controller is arranged on the region above return air inlet.
Another technical scheme of the present invention is:
A kind of city rail vehicle, is characterized in that: comprise Ultrathin air conditioner group as above, described air-conditioner set is fixedly mounted on the steel structure of car body of roof.
Further, side top board in guest room and/or the cavity between middle top board and steel structure of car body are surrounded enclosure space as supply air duct, corresponding side top board and/or middle top board are provided with return air inlet in the car inner wind outlet of blowing in guest room and car, air outlet and the car inner wind outlet of described air-conditioner set are all communicated with described supply air duct, and in described car, return air inlet is communicated with the return air inlet of air-conditioner set by described return airway.
Further, air outlet and the return air inlet of corresponding described air-conditioner set are respectively equipped with opening on described steel structure of car body, two described openings are communicated with described supply air duct and return airway respectively, opening around described air outlet and/or return air inlet and correspondence is respectively arranged with a circular groove, a circle packing seal is separately installed with in two described circular grooves, two described circular grooves stagger setting mutually, and the packing seal that after installing, described circular groove side compresses in another circular groove as annular protrusion realizes sealing.
To sum up content, a kind of Ultrathin air conditioner group provided by the invention and be provided with the city rail vehicle of this air-conditioner set, compared with prior art, tool has the following advantages:
(1) compact conformation of the present invention, rationally distributed, adopts Electromechanical Design, be integrated in by controller in the housing of air-conditioner set, eliminate airconditioning control cabinet independent in existing city rail vehicle technology, save the space of vehicle interior.
(2) the present invention adopts two to overlap independently refrigerating and heating systems, two cover systems are controlled by respective controller separately, realize organizing refrigeration more, heating adjustment, and air outlet is arranged on the both sides of air-conditioner set diapire, matches with the supply air duct above the top board of side.
(3) controller is arranged on the region above return air inlet by the present invention, and heat radiation is good, effectively can extend the work life of electric elements.
(4) the above space of the in-built top board of vehicle passenger cab is utilized, as the supply air duct of air conditioner ventilating system, the in-built head room of Appropriate application, solve top, guest room and cannot arrange supply air duct problem, independent air channel structure can be saved simultaneously, utilize the cavity between in-built top board and car body to blow, alleviate weight and provide cost savings, and the height that can reduce between top board and car body, and then reduce the height of car load, meet the requirement of vehicle gauge.
Accompanying drawing explanation
Fig. 1 is city rail vehicle structural representation of the present invention;
Fig. 2 is air-conditioning unit structure schematic diagram of the present invention;
Fig. 3 is the side direction view of Fig. 2;
Fig. 4 is the back view of Fig. 2;
Fig. 5 is air-conditioner set inner structure schematic diagram of the present invention;
Fig. 6 is car body section structure schematic diagram of the present invention;
Fig. 7 is the in-built top plate mounting structure schematic diagram of the present invention;
Fig. 8 is that the present invention blows box structural representation;
Fig. 9 is bar gap-like car inner wind outlet structural representation of the present invention;
Figure 10 is air outlet sealed structural representation of the present invention.
As shown in Figures 1 to 10, car body 1, car door 2, vehicle window 3, air-conditioner set 4, useless arranging device 5, housing 6, indoor chamber 7, outdoor chamber 8, drainage channel 9, air-supply box 10, air outlet 11, car inner wind outlet 12, return air inlet 13 in car, condensation ventilation inlet 14, condensation air outlet 15, air outlet 16, return air inlet 17, framed side wallboard 18, floor 19, side top board 20, middle top board 21, supply air duct 22, steel structure of car body 23, top board skeleton 24, mount pad 25, side wall skeleton 26, spool 27, attaching parts 28, side heading tape lamp body 29, return airway 30, rebound 31, bolt 32, bolt 33, hinge 34, dividing plate 35, car inner wind outlet 36, evaporator 37, evaporation fan 38, electric heater 39, condenser 40, condensation fan 41, compressor 42, fresh wind port 43, attaching parts 44, folding 45, crossbeam 46, first circular groove 47, first packing seal 48, second circular groove 49, second packing seal 50, first sealing joint strip 51, second sealing joint strip 52, diapire 53.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
Embodiment one:
As shown in Figure 1, the invention provides a kind of city rail vehicle, comprise car body 1, the side wall of car body 1 arranges car door 2 and vehicle window 3 etc.In order to regulate the ambient temperature in compartment and humidity to be provided with air conditioner ventilating system on city rail vehicle, air conditioner ventilating system provided by the invention comprises air-conditioner set 4 and useless arranging device 5, air-conditioner set 4 and useless arranging device 5 are all fixedly installed on the steel structure of car body 23 at car body 1 top, useless arranging device 5 is two covers, is divided into the both sides of air-conditioner set 4.
As shown in Figure 2, in order to reduce height of car, air-conditioner set 4 adopts ultra-thin cellular structure, and the below dropping on roof is installed, and to reduce the whole height of vehicle, meets special gauge requirement.Air-conditioner set 4 is fixedly mounted on the steel structure of car body 23 at car body 1 top by multiple mount pad 25, arranges shock absorber between mount pad 25 and steel structure of car body 23.
As shown in Figures 2 to 5, in the present embodiment, in order to meet the refrigeration capacity requirement in guest room, in the housing 6 of air-conditioner set 4, be provided with two overlap independently refrigerating and heating systems, two to overlap independently refrigerating and heating systems be that symmetrical structure is arranged side by side, so not only can simplify roof structure and installation process, and can realize cold (two overlap refrigeration system all works) entirely according to the difference of the temperature of guest room and design temperature, half cold (only having a set of refrigeration system work), ventilate, the control heated, make the temperature control precision of air-conditioning higher, increase the traveling comfort of passenger.When wherein a set of refrigerating and heating systems breaks down, another set of refrigerating and heating systems can also normally work, and ensures the refrigeration of guest room and heats requirement.
Two outdoor chambeies 8 and two indoor chambeies 7 are separated in a housing 6, two outdoor chambeies 8 are arranged on centre side by side, 7 points, two indoor chambeies are located at the both sides in two outdoor chambeies 8, often overlap refrigerating and heating systems and are arranged in a corresponding outdoor chamber 8 and an indoor chamber 7.
In inside, an indoor chamber 7, two evaporators, 37, two evaporation fans, 38, two electric heaters, 39, two expansion valve (not shown)s are installed, in inside, an outdoor chamber 8, two condensers, 40, condensation fan 41 and two compressors 42 are installed, also comprise an electromagnetic valve, two check valves and a device for drying and filtering etc.Air-conditioner set 4 comprises four evaporators, 37, four evaporation fans, 38, four electric heaters, 39, four expansion valves, four condensers, 40, two condensation fans 41 and four compressors 42 altogether.
As shown in Figure 4 and Figure 5, two air outlets 16 and a return air inlet 17 is had at the housing bottom in each indoor chamber 7, two air outlets 16 and a return air inlet 17 are arranged side by side on overall width direction, two air outlets 16 are arranged on the both sides of return air inlet 17, air-conditioner set 4 comprises four air outlets 16 and two return air inlets 17, symmetrically structural arrangement altogether.
Two evaporators, 37, two evaporation fans 38 of inside, each indoor chamber 7 and two electric heaters 39 on width over sides of car body direction centered by car body line of centers to both sides symmetrically structural arrangement, namely two electric heaters 39 are in centre, two evaporators 37 are arranged in outside, two evaporation fans 38 are arranged in the outside of evaporator 37 again, this arrangement makes the structure in indoor chamber more compact, and is beneficial to two side positions be arranged in by air outlet 16 on overall width direction.
As shown in Figure 3 and Figure 5, the central authorities of the housing end wall in each indoor chamber 7 are provided with fresh wind port 43, at fresh wind port 43 place, filtering installation are installed.It is inner that the outer ozone of car enters air-conditioner set 4 from fresh wind port 43, and mix with the return air in guest room, mixed air is through evaporator 37 heat exchange, and the air after cooling is sent in supply air duct 22 by air outlet 16, then is delivered in guest room by car inner wind outlet.When winter, opening electric heater 39, mixed air heats through electric heater 39, and the air after heating is sent in supply air duct 22 by air outlet 16, then is delivered in guest room by car inner wind outlet.
As shown in Figure 2 and Figure 5, condenser 40 in an outdoor chamber 8 adopts two, effectively can increase condensation area, two condensers 40 are inclined at the both sides of condensation fan 41, the housing in outdoor chamber 8 is offered two condensation ventilation inlets 14 and a condensation air outlet 15, the corresponding condensation fan 41 of condensation air outlet 15 is opened in the central authorities of housing 6 roof, two corresponding condensers of condensation ventilation inlet 14 40 points are located at the both sides of condensation air outlet 15, two compressors 42 are arranged on the side of condensation fan 41, and be arranged between two condensers 40, four compressors 42 in two cover refrigerating and heating systems are arranged on the central authorities of air-conditioner set 4 side by side.
As shown in Figures 2 and 3, in order to increase condensation intake, the roof of housing 6 is connected by a tilting rebound 31 with between sidewall, rebound 31 offers in condensation ventilation inlet 14 equally, condenser 40 adopts flat fin-tube heat exchanger, simultaneously from condensation ventilation inlet 14 air intake housing 6 top and rebound 31.Condenser 40 also can have the part of a bending downwards herein, to reach the object increasing condenser 40 heat interchanging area further, in addition, 14 can also arrange separately an auxiliary condenser (not shown) in corresponding condensation ventilation inlet, the condenser above auxiliary condenser and respective side is connected in series.
In the present embodiment, two cover refrigerating and heating systems work alone separately, often two compressors 42 overlapped in refrigerating and heating systems adopt the mode be connected in parallel to form compressor set, compressor 42 adopts vortex compressor, the air inlet pipe of two compressors 42 and freeing pipe parallel connection, and gas equalizing pipe and oil balance tube is connected with between two compressors 42.Vortex compressor has excellent performance in anti-vibration, anti-liquid hammer and frequent starting etc., but also have noise low, vibrate little, that efficiency is high and the life-span is long feature.
Two condensers 40 often overlapped in refrigerating and heating systems are parallel with one another, the exhausr port of compressor set enters two condensers 40 through pipeline simultaneously, the outlet of each condenser 40 connects an expansion valve, the outlet of expansion valve connects an evaporator 37, the outlet of two evaporators 37 is connected in parallel and is connected with the admission port of compressor set, forms the refrigerating circuit of complete set.
Often overlap refrigerating and heating systems and be equipped with separately a controller (not shown), two controllers are arranged on the inside in two indoor chambeies 7 respectively, controller controls two cover refrigerating and heating systems and works alone separately, also undertaken communicating by shielded multiconductor cable between two controllers and realize starting and fault interconnected, facilitate repair and maintenance.In the present embodiment, controller is passed through the structure installment such as fixed support (not shown) above indoor chamber 7, be in return air region, this region radiates heat environment is good, return air can be utilized to lower the temperature to controller, and then effectively can extend the work life of electric elements in controller.
In the present embodiment, to install near return air inlet position at the diapire of air-conditioner set 4 and be used for the electrical cnnector that is connected with car inner cable and Communication Programming interface, corresponding control loop and major loop respectively, it is inner that the wire harness that control loop and major loop connect up out in car enters air-conditioner set 4 by adaptor union, electrical cnnector and Communication Programming interface are arranged in the window of an indent, pass is turned on, fault-indicating lamp and reset button etc. by being also furnished with ten thousand in window.This bottom at air-conditioner set 4 arranges the design of connecting interface, be convenient to very much the operation after air-conditioner set 4 entrucking and maintenance, convenient test equipment can be adopted to communicate to a/c system and fault download etc., facilitate fault handling, realize the Air-conditioner design requirement of electromechanical integration.
Air-conditioner set 4 carries out multi-stage refrigerating capacity adjustment automatically; controller compares according to the return air temperature collected and automatic temperature-adjusting controlling curve; air-conditioner set is switched between half cold operating mode, complete cold operating mode, ventilation operating mode and heating condition; realize the fresh of air in thermostatic control in car and protection car; better can also protect compressor, and reach the object of energy saving.
Wherein, ventilation operating mode: only have evaporation fan 38 to work in air-conditioner set 4, after new wind mixes with return air, be filtered, then by evaporation fan 38, the opening of treated air on air outlet 16 and steel structure of car body 23 is delivered in supply air duct 22, then delivered in guest room by car inner wind outlet 12 and car inner wind outlet 36.
Half cold operating mode: only have a set of refrigeration system work, namely two evaporation fans, 38, condensation fan 41 and two compressors 42 are had to work, after new wind mixes with return air, complete refrigeration cool-down by evaporator 37, then by evaporation fan 38, treated air is delivered in supply air duct 22.
Complete cold operating mode: two cover refrigeration systems all work, four evaporation fans, 38, two condensation fan 41, four compressors 42 all work, after new wind mixes with return air, complete refrigeration cool-down by evaporator 37, then by evaporation fan 38, treated air is delivered in supply air duct 22.
Heating condition: four evaporation fans 38 and four electric heaters 39 work, and new wind mixes with return air, after being heated, is delivered in supply air duct 22 by evaporation fan 38, carries out temperature control and air regulation in guest room by electric heater 39.In the present embodiment, by PLC according to temperature control curve, export PWM by the mouth of PLC and control turning on and off of solid-state relay, PWM produces a change in duty cycle and cycle fixing pulse exports, and realizes the step-less adjustment of the heating capacity of electric heater 39 being carried out to 0-100%.
As shown in Figure 5, the case top in each indoor chamber 7 is provided with two and upwards can overturns the access door (not indicating in figure) opened, access door is connected with middle crossbeam 46 by folding 45, the active edges of access door is fixedly connected with housing 6 by lock structure, avoid opening in vehicle operation, arranging of access door facilitates operating personal maintenance repair and maintenance.
The controller of air-conditioner set realizes network communication function by RS485 and driver's cab monitored control system, and controller can upload to driver's cab monitored control system the running state information of air-conditioner set 4 and failure message.Realize the long-distance centralized control to air-conditioner set by network communication circuit, and do not control by the machine, operating personal can realize the start and stop of air-conditioner set at driver's cab operator's station, the running state of remote monitoring air conditioner.When a vehicle accessory feed fault, vehicle sends signal to air-conditioner set 4, and air-conditioner set 4 automatic deloading runs half cold pattern, and when accessory feed recovers normal, air-conditioner set 4 is just converted into normal refrigeration mode automatically.
As shown in Figure 6 and Figure 7, in the inner side of car body 1, inner trim panels is installed, to beautify the environment by bus in guest room, inner trim panels comprises framed side wallboard 18, middle middle top board 21, the side top board 20 of both sides, end wall panel and floor 19, in the present embodiment, cavity between the steel structure of car body 23 of side top board 20 and middle top board 21 and top and portion sides is surrounded enclosure space as supply air duct 22, send in guest room with the cold air after air-conditioner set 4 is processed, four air outlets 16 of two cover air-conditioner set 4 are all communicated with supply air duct 22, four air outlets 16 are positioned at the top of side top board 20.
Top board skeleton 24 is fixedly mounted above middle top board 21, top board skeleton 24 adopts aluminium alloy extrusions, for the crisscross framed structure be made up of many crossbeams and longeron, in the broad range of car body 1 center one, top board skeleton 24 is installed, top board skeleton 24 is fixed on the steel structure of car body 23 at car body 1 top by many roof mounting rail (not shown)s, roof mounting rail is arranged along length over ends of body direction and is welded on the lower surface of steel structure of car body 23, is bolted to connection between top board skeleton 24 and roof mounting rail.
Two of middle top board 21 are welded with two elongated attaching partss 44 extended along length over ends of body direction respectively, attaching parts 44 is fixed on by bolt 32 on the longeron of top board skeleton 24 again, in order to the sealing of top board 21 junction in ensureing, between attaching parts 44 and top board skeleton 24, sealing joint strip is installed.Middle top board 21 when mounted, sequence of erection is top board 21 in roof mounting rail-> top board skeleton 24->, top board 21 lower floor is installed from one end of guest room successively block-by-block in the basis of top board skeleton 24, in each piece, between top board 21, mutually crimps connection.
Side bottom side top board 20 is welded with the elongated attaching parts 28 extended along length over ends of body direction, attaching parts 28 is fixedly connected with the attaching parts (not indicating in figure) on framed side wallboard 18 by multiple bolt 33, and then realizes being fixedly connected with between side top board 20 with framed side wallboard 18.The side wall of car body 1 fixedly mounts side wall skeleton 26, and framed side wallboard 18 is fixedly connected with side wall skeleton 26 by thread-forming screw.In order to realize sealing, install sealing joint strip between the attaching parts 28 on side top board 20 and the attaching parts of framed side wallboard 18, in the region at car door 2 top, the driver train of car door is enclosed in wherein by side top board 20.
Another side of side top board 20 is fixedly connected with top board skeleton 24, in the present embodiment, be rotatably connected by hinge 34 between side top board 20 and top board skeleton 24, one side of hinge 34 is bolted on top board skeleton 24, opposite side side weld connects or bonds fixation side top board 20, conveniently can overhaul like this, only need the bolt 33 between side top board 20 and framed side wallboard 18 to unclamp during maintenance, downward turnover side top board 20, gets final product the space above detection side top board 20 and equipment.
A side heading tape lamp body 29 is provided with between middle top board 21 and side top board 20, side heading tape lamp body 29 is made up of the light source of lamp bracket, lampshade and inside, wherein lamp bracket adopts aluminium sheet or aluminium alloy extrusions to make, and the top of lamp bracket is bolted on the upper of top board skeleton 24.Side heading tape lamp body 29 along the elongated setting in length over ends of body direction, and arranges packing seal between the top and top board skeleton 24 of side heading tape lamp body 29, with by the space of top and guest room spaced apart.As shown in Figure 6, bar gap-like gap can be left in the place of not installing hinge 34 between the edge of side top board 20 and side heading tape lamp body 29, and this gap can as car inner wind outlet 12, send in guest room air-conditioner set 4 process after air.Except the bar gap-like car inner wind outlet 12 between the edge of side top board 20 and side heading tape lamp body 29, multiple car inner wind outlet 36 evenly offered again by each side top board 20, as shown in Figure 9, in order to attractive in appearance and air-supply evenly, car inner wind outlet 36 adopts the opening of bar gap-like, and the bar gap-like car inner wind outlet 12 and 36 that the cold air after air-conditioner set 4 processes pushes up from both sides, guest room is sent.
In the position of roof, by top board in centre 21, cavity between the side top board 20 of both sides and the steel structure of car body 23 of car body 1 top and portion sides surrounds the space of the relative closure with certain altitude, space above side top board 20 and middle top board 21 is mutual UNICOM, this space is namely as supply air duct 22, do not affect simultaneously, in space, miscellaneous equipment is installed, cold air in supply air duct 22 is delivered in guest room from the bar gap-like car inner wind outlet 12 between the edge and side heading tape lamp body 29 of side top board 20 and the bar gap-like car inner wind outlet 36 side top board 20, regulate the temperature and humidity in guest room.
Steel structure of car body 23 has the opening corresponding with the air outlet 16 of air-conditioner set 4, air outlet 16 and opening part realize being tightly connected by sealing joint strip, fixedly mount an air-supply box 10 again at this opening part, air-supply box 10 is in supply air duct 22, and air-supply box 10 adopts glass-felt plastic to make.As shown in Figure 8, air-supply box 10 is a box body structure, the open topped of air-supply box 10, the sidewall that two is relative respectively has an air outlet 11, the top margin of air-supply box 10 is fixed by screws on steel structure of car body 23, and the air outlet 16 of air-conditioner set 4 is communicated with by the supply air duct 22 surrounded between middle top board 21, side top board 20 and steel structure of car body 23 by air-supply box 10.Air-supply box 10 plays the effect in static pressure chamber, change the air-flow direction of air-conditioner set 4 simultaneously, the air that air-conditioner set 4 is sent is cushioned in air-supply box 10, and be all equivalent to supply air duct 22 due to the space of whole roof, air-flow is cushioned further in supply air duct 22, makes air-supply air-flow more even.
On middle top board 21, return air inlet 13 in car is offered in the position of the return air inlet 17 of corresponding air-conditioner set 4, middle top board 21 is offered return air inlet 13 in two cars, steel structure of car body 23 is offered two opening (not shown)s corresponding with the return air inlet 17 of air-conditioner set 4 equally, in car, the back side of return air inlet 13 connects a return airway 30, return airway 30 is surrounded by dividing plate 35, and the space beyond dividing plate 35 is all as supply air duct 22.Realize being tightly connected by sealing joint strip between the return air inlet 17 of the opening on steel structure of car body 23 and air-conditioner set 4, in car, return air inlet 13 also realizes being tightly connected by sealing joint strip with the junction of return airway 30.Air in car enters return airway 30 by return air inlet 13 in two cars on middle top board 21, more finally enters in air-conditioner set 4 and carry out interchange of heat, and in two cars, return air inlet 13 is communicated with two return air inlets 17 of air-conditioner set 4 by a return airway 30.
During installation, air-conditioner set 4 is arranged on after on steel structure of car body 23, expose the return air inlet 17 of air-conditioner set 4 according to return air inlet 17 position bedding-in opening at steel structure of car body 23, middle top board 21, use the corresponding air outlet 17 of self threading pin to install air-supply box 10 according to air outlet 16 position at steel structure of car body 23 bedding-in opening, each junction realizes being tightly connected by sealing joint strip.
As shown in Figure 6 and Figure 7, steel structure of car body 23 is longitudinally provided with along car body 1 two drainage channels 9 of upper opening, two drainage channels 9 points are located at the both sides of air-conditioner set 4, be tightly connected by welding realization between drainage channel 9 with steel structure of car body 23, drainage channel 9 is made up of aluminum alloy or corrosion-resistant steel, with expendable weight.Condensed water when air-conditioner set 4 works and rainwater etc. all cause from drainage channel 9 drain hose being positioned at air-conditioning platform two ends, more finally drain into outside car.
Between steel structure of car body 23 and middle top board 21, install spool 27, cable etc. are arranged in spool 27, and spool 27 is fixed on top board skeleton 24 by pipe clamp.
Air after air-conditioner set 4 processes enters four air-supply boxes 10 respectively after four air outlets 16, send in supply air duct 22 from the air outlet 11 of four air-supply boxes 10 again, cold air is finally sent in guest room from the bar gap-like car inner wind outlet 12 between side top board 20 and side heading tape lamp body 29 and the bar gap-like car inner wind outlet 36 side top board 20, simultaneously, air in car enters return airway 30 by return air inlet 13 in two cars on middle top board 21, finally enter again in air-conditioner set 4 and carry out interchange of heat with evaporator, complete refrigerating cycle.The air-supply of air-conditioner set 4 is transported in guest room along car body longitudinal length direction by the present embodiment, without air-supply dead angle, solve the problem that in guest room, longitudinally air-supply is uneven, adopt from roof both sides Lateral supply mode simultaneously, make air current composition reasonable, can avoid blowing and directly blow the sense of discomfort that human body causes, improve the air-conditioning effect difference problem of light section vehicle in summer, improve traveling comfort in car.
The present embodiment, the in-built head room of Appropriate application, top board 21 in utilization, cavity between the steel structure of car body 23 at side top board 20 and top is as supply air duct 22, in addition supply air duct is installed no longer separately, solve top, guest room and cannot arrange supply air duct problem, eliminate independent air channel structure simultaneously, alleviate weight and provide cost savings, and, while guarantee air output, the height between in-built top board and steel structure of car body 23 can be reduced, height in roof above top board 21 is reduced to 120mm by 220mm of the prior art, and then reduce the height of car load, meet the requirement of vehicle gauge.In addition, also not by the restriction of air-conditioner set 4 installing space, the air-supply homogeneity of whole guest room longitudinal space is ensured.
The air outlet of air-conditioner set and return air inlet adopt windproof, waterproof sealing structure; ensure that nothing is leaked out, drainage; easy when being installed on car, reliable; without the need to special instrument and complicated operating sequence; air-conditioner set 4 operationally; condensate water and rainwater all can successfully be discharged from drain hose, favorable sealing property, protect without condensing water leakage and water droplet blowout and drip.
As shown in Figure 10, in the present embodiment, around the air outlet on air-conditioner set 2 diapire 4, first circular groove 47 is being set, in the first circular groove 47, stick with glue knot installation one enclose the first packing seal 48, first circular groove 47, opening downly be arranged on the diapire 53 of air-conditioner set 4, the first packing seal 48 is identical with the shape of the first circular groove 47.Equally, opening on steel structure of car body 23 is provided with second circular groove 49, in the second circular groove 49, stick with glue knot installation one enclose the second packing seal 50, on the opening up upper surface being arranged on steel structure of car body 23 of second circular groove 49, the second packing seal 50 is identical with the shape of the second circular groove 49.
First circular groove 47 and the second circular groove 49 stagger setting mutually, after installation, the second packing seal 50 in side compressing second circular groove 49 of the first circular groove 47, simultaneously, the first packing seal 48 in side compressing first circular groove 47 of the second circular groove 49, form inner ring and outer ring two seals, achieve being tightly connected between air outlet and opening, and ensure the bubble-tight requirements at the higher level of high speed railway car.
In order to avoid the metal side of the first circular groove 47 and the second circular groove 49 damages the first packing seal 48 and the second packing seal 50 when compressing, in the present embodiment, on the side compressing corresponding second packing seal 50, one deck first sealing joint strip 51 is wrapped up at the first circular groove 47, on the side compressing corresponding first packing seal 48, one deck second sealing joint strip 52 is wrapped up at the second circular groove 47, when compressing, utilize the first sealing joint strip 51, second sealing joint strip 52 and the first packing seal 48, second packing seal 50 contacts, avoid metal directly with the first packing seal 48, second packing seal 50 contacts.
In the present embodiment, preferably two sides of the first circular groove 47 and the second circular groove 49 adopt length limit structure, long limit wherein compresses the first packing seal 48 in the first corresponding circular groove 47 and the second circular groove 49 as annular protrusion and the second packing seal 50 realizes sealing, so more be conducive to installing, and it is also more to compress deflection, press seal performance improves further.Utilize the first circular groove 47 and the width of the second circular groove 49 and the length press seal on long limit, fully can absorb the installation error in the vertical upper and horizontal direction that produces when actual existing car is installed, make mounting and adjusting more convenient, raising installation effectiveness.
First circular groove 47 and the second circular groove 49 adopt channel-section steel or aluminium alloy extrusions, on the diapire being fixedly welded on air-conditioner set 4 respectively and steel structure of car body 23, easy for installation, and can ensure sealing property.
Embodiment two:
Be with embodiment one difference, between middle top board 21 and steel structure of car body 23, along length over ends of body direction, two longitudinal beam (not shown)s are installed, side top board 20 superjacent air space of both sides is separated into out by two longitudinal beams, form two independently between the head space of side, only utilize space above side top board 20 as supply air duct 22, four air outlets 16 of both sides are communicated with the supply air duct 22 of position, top, both sides respectively.Longitudinal beam can not be arranged separately, directly utilizes two roof mounting rails, realizes sealing when roof mounting rail is fixedly connected with top board skeleton 24 by structures such as packing seals, is separated out the space on top, two sides.
As mentioned above, plan content given by reference to the accompanying drawings, can derive similar technical scheme.In every case be the content not departing from technical solution of the present invention, any simple modification done above embodiment according to technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.

Claims (10)

1. a Ultrathin air conditioner group, comprise housing, the diapire of described housing offers air outlet and return air inlet, it is characterized in that: in described housing, be provided with two overlap independently refrigerating and heating systems, two cover refrigerating and heating systems symmetrically structural arrangement, often overlap refrigerating and heating systems and comprise two compressors, two condensers, two evaporators, two expansion valves, two evaporation fans, a condensation fan and two electric heaters, often overlap refrigerating and heating systems and be equipped with a set of controller, described controller integrated installation is in described housing.
2. a kind of Ultrathin air conditioner group according to claim 1, it is characterized in that: often two compressors overlapped in refrigerating and heating systems are connected in parallel formation compressor set, two described condenser parallel connections are connected with the exhausr port of described compressor set, the outlet of each condenser connects an expansion valve, the outlet of expansion valve is connected with the entrance of a described evaporator, is connected after the outlet parallel connection of two described evaporators with the admission port of described compressor set.
3. a kind of Ultrathin air conditioner group according to claim 1, it is characterized in that: in described housing, be separated into two indoor chambeies and two outdoor chambeies, two described outdoor chambeies are arranged on centre side by side, the both sides being located at two outdoor chambeies are divided in two described indoor chambeies, two compressors, two condensers and a condensation fan are installed in each described outdoor chamber, in each described indoor chamber, two evaporators, two expansion valves, two evaporation fans and two electric heaters are installed.
4. a kind of Ultrathin air conditioner group according to claim 3, it is characterized in that: two described electric heaters, two evaporators and two evaporation fans are arranged to both sides Parallel Symmetric by car body center in width over sides of car body direction, two described electric heaters are positioned at centre, arrange described evaporator and evaporation fan successively to both sides.
5. a kind of Ultrathin air conditioner group according to claim 4, is characterized in that: two described air outlets are arranged on the both sides of housing on overall width direction, and described return air inlet is arranged on the centre of two air outlets.
6. a kind of Ultrathin air conditioner group according to claim 4, is characterized in that: on the end wall of the rear and front end of described housing, offer fresh wind port.
7. a kind of Ultrathin air conditioner group according to claim 1, is characterized in that: described controller is arranged on the region above return air inlet.
8. a city rail vehicle, is characterized in that: comprise the Ultrathin air conditioner group as described in any one of claim 1-7, described air-conditioner set is fixedly mounted on the steel structure of car body of roof.
9. a kind of city rail vehicle according to claim 8, it is characterized in that: the side top board in guest room and/or the cavity between middle top board and steel structure of car body are surrounded enclosure space as supply air duct, corresponding side top board and/or middle top board are provided with return air inlet in the car inner wind outlet of blowing in guest room and car, air outlet and the car inner wind outlet of described air-conditioner set are all communicated with described supply air duct, and in described car, return air inlet is communicated with the return air inlet of air-conditioner set by described return airway.
10. city rail vehicle according to claim 9, it is characterized in that: air outlet and the return air inlet of corresponding described air-conditioner set are respectively equipped with opening on described steel structure of car body, two described openings are communicated with described supply air duct and return airway respectively, opening around described air outlet and/or return air inlet and correspondence is respectively arranged with a circular groove, a circle packing seal is separately installed with in two described circular grooves, two described circular grooves stagger setting mutually, the packing seal that after installing, described circular groove side compresses in another circular groove as annular protrusion realizes sealing.
CN201510013158.7A 2015-01-12 2015-01-12 The city rail vehicle of Ultrathin air conditioner group is installed Expired - Fee Related CN104554313B (en)

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CN105313907A (en) * 2015-12-01 2016-02-10 南车四方车辆有限公司 Compartment for tramcar and tramcar
CN106114541A (en) * 2016-06-22 2016-11-16 中车南京浦镇车辆有限公司 The sealing mechanism that a kind of track traffic vertical compressor is air conditioning unit
CN106696974A (en) * 2016-12-28 2017-05-24 石家庄国祥运输设备有限公司 Roof-mounted air conditioning unit for air rail vehicle
CN108189851A (en) * 2018-01-22 2018-06-22 石家庄国祥运输设备有限公司 For the driver's cab air conditioner of low-floor rail traffic vehicles
CN109318917A (en) * 2017-12-26 2019-02-12 中车长春轨道客车股份有限公司 Track train and its unit air-conditioner unit
CN109760705A (en) * 2019-03-01 2019-05-17 中铁轨道交通装备有限公司 A kind of straddle type monorail vehicle ducting system
CN110027583A (en) * 2019-04-27 2019-07-19 中车青岛四方机车车辆股份有限公司 A kind of rail vehicle SPLIT AIR-CONDITIONING SYSTEM and rail vehicle
CN110293983A (en) * 2019-05-13 2019-10-01 石家庄国祥运输设备有限公司 A kind of air-conditioner set for EMU EMU
CN110936971A (en) * 2019-12-16 2020-03-31 珠海格力电器股份有限公司 Air conditioner casing and rail vehicle air conditioner
CN111319645A (en) * 2020-03-30 2020-06-23 中车大连机车研究所有限公司 CO for locomotive2Refrigerant air conditioner control system
CN112441039A (en) * 2019-08-27 2021-03-05 比亚迪股份有限公司 Railway vehicle side roof and railway vehicle
CN112549909A (en) * 2020-12-04 2021-03-26 中车南京浦镇车辆有限公司 Air supply system and rubber tire train
CN113264075A (en) * 2021-06-24 2021-08-17 中车株洲电力机车有限公司 Air conditioning unit, air conditioning system of railway vehicle and air volume control method of air conditioning system
CN115535013A (en) * 2022-08-18 2022-12-30 广州精益运输制冷设备有限公司 Multi-split type rail train air conditioning unit
CN116476882A (en) * 2023-05-30 2023-07-25 石家庄国祥运输设备有限公司 High energy efficiency ratio air conditioning unit for railway vehicle

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CN105313907A (en) * 2015-12-01 2016-02-10 南车四方车辆有限公司 Compartment for tramcar and tramcar
CN106114541A (en) * 2016-06-22 2016-11-16 中车南京浦镇车辆有限公司 The sealing mechanism that a kind of track traffic vertical compressor is air conditioning unit
CN106696974A (en) * 2016-12-28 2017-05-24 石家庄国祥运输设备有限公司 Roof-mounted air conditioning unit for air rail vehicle
CN106696974B (en) * 2016-12-28 2018-11-20 石家庄国祥运输设备有限公司 A kind of sky rail vehicle top air conditioner group
CN109318917A (en) * 2017-12-26 2019-02-12 中车长春轨道客车股份有限公司 Track train and its unit air-conditioner unit
CN108189851A (en) * 2018-01-22 2018-06-22 石家庄国祥运输设备有限公司 For the driver's cab air conditioner of low-floor rail traffic vehicles
CN109760705B (en) * 2019-03-01 2024-03-19 中铁轨道交通装备有限公司 Straddle type monorail car air duct system
CN109760705A (en) * 2019-03-01 2019-05-17 中铁轨道交通装备有限公司 A kind of straddle type monorail vehicle ducting system
CN110027583A (en) * 2019-04-27 2019-07-19 中车青岛四方机车车辆股份有限公司 A kind of rail vehicle SPLIT AIR-CONDITIONING SYSTEM and rail vehicle
CN110293983A (en) * 2019-05-13 2019-10-01 石家庄国祥运输设备有限公司 A kind of air-conditioner set for EMU EMU
CN112441039A (en) * 2019-08-27 2021-03-05 比亚迪股份有限公司 Railway vehicle side roof and railway vehicle
CN110936971B (en) * 2019-12-16 2020-10-02 珠海格力电器股份有限公司 Air conditioner casing and rail vehicle air conditioner
CN110936971A (en) * 2019-12-16 2020-03-31 珠海格力电器股份有限公司 Air conditioner casing and rail vehicle air conditioner
CN111319645A (en) * 2020-03-30 2020-06-23 中车大连机车研究所有限公司 CO for locomotive2Refrigerant air conditioner control system
CN112549909A (en) * 2020-12-04 2021-03-26 中车南京浦镇车辆有限公司 Air supply system and rubber tire train
CN113264075A (en) * 2021-06-24 2021-08-17 中车株洲电力机车有限公司 Air conditioning unit, air conditioning system of railway vehicle and air volume control method of air conditioning system
CN115535013A (en) * 2022-08-18 2022-12-30 广州精益运输制冷设备有限公司 Multi-split type rail train air conditioning unit
CN116476882A (en) * 2023-05-30 2023-07-25 石家庄国祥运输设备有限公司 High energy efficiency ratio air conditioning unit for railway vehicle
CN116476882B (en) * 2023-05-30 2024-02-13 石家庄国祥运输设备有限公司 High energy efficiency ratio air conditioning unit for railway vehicle

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