CN201534475U - Air conditioner special for double-decker bus - Google Patents
Air conditioner special for double-decker bus Download PDFInfo
- Publication number
- CN201534475U CN201534475U CN2009202577094U CN200920257709U CN201534475U CN 201534475 U CN201534475 U CN 201534475U CN 2009202577094 U CN2009202577094 U CN 2009202577094U CN 200920257709 U CN200920257709 U CN 200920257709U CN 201534475 U CN201534475 U CN 201534475U
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- evaporator
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- air conditioner
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Abstract
The utility model discloses an air conditioner special for a double-decker bus. The air conditioner comprises a back machine unit, an auxiliary evaporator set, a compressor assembly, a pipeline system and an electric control system, wherein the back machine unit and the auxiliary evaporator set are respectively arranged on the top layer and the bottom of the double-decker bus and are both connected with the compressor assembly in an engine cabin; the back machine unit comprises a primary evaporator set and a condenser set; the electric control system comprises a control panel on a meter table of the double-decker bus and a control unit in the back machine unit; and the control panel is communicated with the control unit by using a CAN bus. The one-taking-more system design of the commercial air conditioner for the builder is used as the system design of the air conditioner of the utility model. A one-taking-two new air conditioner conception of the double-decker bus is created by distributing the evaporators on the upper and lower layers. The condenser and the primary evaporator are integrally arranged as the back machine unit and an auxiliary evaporator is arranged separately aside so as to decrease the volume of the back machine unit.
Description
Technical field
The utility model relates to a kind of hvac system, specifically relates to a kind of special air conditioner that can realize subregion control in the double-decker bus that is applied in.
Background technology
Continuous development along with passenger vehicle and coach air conditioner technology, big cold, performance-oriented A/C more and more are difficult to satisfy the demand of large-scale double-decker bus, coach air conditioner in the past is difficult to realize layering (district) temperature control on the one hand, is difficult to realize the rectangular distribution of cold on the other hand; Have higher requirement in aspects such as while market is also energy-conservation at product, comfort type.Domestic and external nothing is similar products in batches.It on the market blank.Especially over the past two years the develop rapidly of high-grade double-decker bus is badly in need of in sightseeing tour double-decker bus and city bus operation, and certain market segment that provides of the development of air conditioner of double-decker bus is provided.
Summary of the invention
The purpose of this utility model provides a kind ofly can layering carry out temperature controlled double-decker bus special air conditioner.
For achieving the above object, the utility model is by the following technical solutions:
The utility model is put unit, auxilliary evaporator unit, compressor assembly, pipeline system and electric control system by the back of the body and is formed; The above-mentioned back of the body is put top layer and the bottom that unit and auxilliary evaporator unit lay respectively at double-decker bus, and they all are connected with the compressor assembly that is positioned at machinery space; The above-mentioned back of the body is put unit and is made of main evaporator unit and condenser unit; Above-mentioned electric control system is formed by being positioned at the control panel on the double-decker bus instrument desk and being positioned at the control unit that the back of the body puts unit, and employing CAN bus communicates between control panel and the control unit.
The above-mentioned back of the body is put the driving engine top that unit is arranged in the double-decker bus top layer.
Put in the unit at the back of the body, the main evaporator unit comprises main evaporator core body, evaporator main blower fan and control unit; The condenser unit comprises condenser core, condensation fan, reservoir and device for drying and filtering; Wherein, condenser core is positioned at the bottom that the back of the body is put unit, and main evaporator core body and control unit are positioned at the top that the back of the body is put unit, and reservoir and device for drying and filtering are arranged between condenser core and the condensation fan.
Above-mentioned auxilliary evaporator unit is arranged in the warehouse position of double-decker bus bottom, or the bottom front portion, or the bottom rear portion.
Above-mentioned auxilliary evaporator unit comprises auxilliary evaporator core and auxilliary evaporation fan.
Return air inlet at the main evaporator core body is provided with main return air temperature sensor; Return air inlet at auxilliary evaporator core is provided with auxilliary return air temperature sensor; Above-mentioned main return air temperature sensor all is connected with control unit with auxilliary return air temperature sensor.
Comprise by PWM speed adjusting module in the above-mentioned control unit, the PWM speed adjusting module is connected with condensation fan with evaporator main blower fan, auxilliary evaporation fan respectively.
In the above-mentioned control unit emergency switch is set.
Adopt the utility model of technique scheme, structurally, the system design of invocation architecture business air conditioner " drag many " utilizes evaporator levels dispersed placement pattern dexterously, initiates " one drag two " air conditioner of double-decker bus new ideas.Adopt the structure of different double-deck car air-conditioner in the past, condenser and main evaporator combination are rearmounted puts unit for the back of the body of one, and design has an auxilliary evaporator to put on the side separately again in addition.On the one hand, dwindled and carried on the back the volume of putting unit, alleviated its weight, it is more reasonable that back wall design, tune-up mouth and the back seat etc. of car load are arranged; The other arrangement of putting of auxilliary on the other hand evaporator is flexible, and auxilliary evaporator both can be placed on lower floor warehouse position, also can be built in the forward and backward top of car, and arrangement form can be with the topology requirement adjustment of luxury car; Also be most important simultaneously,, can realize the bottom and the top layer of double-decker are realized subregion control, get the temperature field in the car, wind speed flow field control more even, more reasonable by this arrangement form.
In electric control system, adopt CAN bus advanced person's data transmission technology, make the data communication master mode more reliable, control path is more simplified, and keeps in repair more convenient.
In the blower fan control technology, the utility model adopts the PWM infinite speed variation, makes the evaporation fan running of brush milder, for building more harmonious a home from home in the compartment, simultaneously, has improved the impact of electric current to blower fan.
In addition, the utility model has used the emergent new concept of control, promptly first opens on-board air conditioner " a key emergency starting " precedent, allows refrigeration system respond at any time under situation is broken down in control, solves client's predicament of fault on the way.
Description of drawings
Fig. 1 is the arrangement plan of whole a/c system on the double-decker bus passenger vehicle in the utility model;
Fig. 2 puts the arrangement structure figure of unit for the back of the body in the utility model;
Fig. 3 is the arrangement structure figure of auxilliary evaporator unit in the utility model;
Fig. 4 is an electrical schematic diagram of the present utility model.
The specific embodiment
As shown in Figure 1, the utility model is put unit 3, auxilliary evaporator unit 2, compressor assembly 5, pipeline system and electric control system by the back of the body and is formed.Wherein, the back of the body is put top layer and the bottom that unit 3 and auxilliary evaporator unit 2 lay respectively at double-decker bus, specifically, the back of the body is put the driving engine top that unit 3 is arranged in the double-decker bus top layer, and 4 is that the back of the body is put unit transition air channel, and auxilliary evaporator unit 2 can be positioned at any position of double-decker bus bottom, as bottom warehouse position, or the bottom front portion, or bottom rear portion or the like, and all the back of the body is put unit 3 and is connected with the compressor assembly 5 that is positioned at machinery space with auxilliary evaporator unit 2.
As shown in Figure 2, the above-mentioned back of the body is put unit 3 and is made of main evaporator unit and condenser unit.Wherein, the main evaporator unit comprises main evaporator core body 8, evaporator main blower fan 11 and control unit 10; The condenser unit comprises condenser core 6, condensation fan 12, reservoir 7 and device for drying and filtering 13.Wherein, condenser core 6 is positioned at the bottom that the back of the body is put unit 3; Main evaporator core body 8 and control unit 10 are positioned at the top that the back of the body is put unit 3; Reservoir 7 and device for drying and filtering 13 are arranged between condenser core 6 and the condensation fan 12, and liquid-sighting glass is positioned at unit one side, are convenient to observe; Each blower fan is in cooresponding heat exchanger position, and new wind actr is positioned at unit side air inlet side.
As shown in Figure 3, above-mentioned auxilliary evaporator unit 2 comprises auxilliary evaporator core 15 and auxilliary evaporation fan 14.In addition, return air inlet at main evaporator core body 8 is provided with main return air temperature sensor 9, return air inlet at auxilliary evaporator core 15 is provided with auxilliary return air temperature sensor 16, and, main return air temperature sensor 9 and auxilliary return air temperature sensor 16 all reach the signal of gathering in the control unit 10, be sent on the control panel 1 through the CAN bussing technique by control unit 10 again, make things convenient for the staff to control.The instruction that the staff sends is sent in the control unit 10 through the CAN bus, finally by control unit 10 control signal is sent to each actuating unit.
In the utility model, electric control system is put the control unit 10 of unit 3 and is formed by being positioned at the control panel 1 on the double-decker bus instrument desk and being positioned at the back of the body, and employing CAN bus communicates between control panel 1 and the control unit 10.As shown in Figure 4; control system is by the circuit card U1 of control panel 1 and be arranged in the back of the body and put the circuit card U2 of unit 3 control units 10 and forms, and it has layering function of temperature control, blower fan multistep speed regulation function, compressor control, new wind mechanism control, pressure protect, voltage protection, the fault functions such as control that show, meet an urgent need.Wherein, the radical function of the circuit card U1 of control panel 1 is to set work order according to staff's needs, simultaneously, also to collect the temperature signal, working signal, breakdown signal at various other positions that send by control unit 10 circuit card U2 etc., constantly the running state of air-conditioning is revised, control panel 1 adopts LED display to show.And circuit card U2 receives control panel 1 circuit card U1 and evaporimeter frosting warning sensor signal, vehicle interior temperature sensor and a/c system voltage detection signal by the CAN bus, accept system's refrigerant high-low pressure pressure switch status signal, send instruction after the processing, control evaporation fan wind speed 1-7 shelves, new air door switching, condensation fan high speed, low speed or stall respectively, logical the stopping of control air-conditioning compressor power-transfer clutch.It is characterized in that: adopt the CAN bussing technique, follow SAE J1939 agreement, U1, U2 carry out data communication by bus, realize the control to whole a/c system.
In addition, comprise by PWM speed adjusting module in the control unit 10, the PWM speed adjusting module is connected with condensation fan 12 with evaporator main blower fan 11, auxilliary evaporation fan 14 respectively.In addition, in the control unit 10 emergency switch is set, behind the unlatching emergency switch, can be under no control panel signal and temperature sensor signal, a/c system is being forced the cold state operation.
Claims (8)
1. double-decker bus special air conditioner is characterized in that: it is put unit (3), auxilliary evaporator unit (2), compressor assembly (5), pipeline system and electric control system by the back of the body and forms; The described back of the body is put top layer and the bottom that unit (3) and auxilliary evaporator unit (2) lay respectively at double-decker bus, and they all are connected with the compressor assembly that is positioned at machinery space (5); The described back of the body is put unit (3) and is made of main evaporator unit and condenser unit; Described electric control system is formed by being positioned at the control panel (1) on the double-decker bus instrument desk and being positioned at the control unit (10) that the back of the body puts unit (3), and employing CAN bus communicates between control panel (1) and the control unit (10).
2. double-decker bus special air conditioner according to claim 1 is characterized in that: the described back of the body is put the driving engine top that unit (3) is arranged in the double-decker bus top layer.
3. double-decker bus special air conditioner according to claim 2 is characterized in that: put in the unit (3) at the described back of the body, the main evaporator unit comprises main evaporator core body (8), evaporator main blower fan (11) and control unit (10); The condenser unit comprises condenser core (6), condensation fan (12), reservoir (7) and device for drying and filtering (13); Wherein, condenser core (6) is positioned at the bottom that the back of the body is put unit (3), main evaporator core body (8) and control unit (10) are positioned at the top that the back of the body is put unit (3), and reservoir (7) and device for drying and filtering (13) are arranged between condenser core (6) and the condensation fan (12).
4. double-decker bus special air conditioner according to claim 1 is characterized in that: described auxilliary evaporator unit (2) is arranged in the warehouse position of double-decker bus bottom, or the bottom front portion, or the bottom rear portion.
5. double-decker bus special air conditioner according to claim 4 is characterized in that: described auxilliary evaporator unit (2) comprises auxilliary evaporator core (15) and auxilliary evaporation fan (14).
6. according to claim 3 or 5 described double-decker bus special air conditioners, it is characterized in that: the return air inlet at main evaporator core body (8) is provided with main return air temperature sensor (9); Return air inlet at auxilliary evaporator core (15) is provided with auxilliary return air temperature sensor (16); Described main return air temperature sensor (9) all is connected with control unit (10) with auxilliary return air temperature sensor (16).
7. double-decker bus special air conditioner according to claim 6, it is characterized in that: comprise the speed adjusting module by PWM in the described control unit (10), the PWM speed adjusting module is connected with condensation fan (12) with evaporator main blower fan (11), auxilliary evaporation fan (14) respectively.
8. double-decker bus special air conditioner according to claim 7 is characterized in that: described control unit is provided with emergency switch in (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202577094U CN201534475U (en) | 2009-10-29 | 2009-10-29 | Air conditioner special for double-decker bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202577094U CN201534475U (en) | 2009-10-29 | 2009-10-29 | Air conditioner special for double-decker bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201534475U true CN201534475U (en) | 2010-07-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202577094U Expired - Fee Related CN201534475U (en) | 2009-10-29 | 2009-10-29 | Air conditioner special for double-decker bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201534475U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080894A (en) * | 2011-01-24 | 2011-06-01 | 李静 | Electric air conditioning device for bus |
| CN104290565A (en) * | 2014-10-20 | 2015-01-21 | 上海加冷松芝汽车空调股份有限公司 | Back-mounted electric bus air conditioner |
| CN106864202A (en) * | 2017-01-23 | 2017-06-20 | 郑州科林车用空调有限公司 | An a kind of condenser drags three coach air conditioners of evaporator |
| CN114559784A (en) * | 2021-02-05 | 2022-05-31 | 长城汽车股份有限公司 | Air conditioner control method and system and vehicle |
-
2009
- 2009-10-29 CN CN2009202577094U patent/CN201534475U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080894A (en) * | 2011-01-24 | 2011-06-01 | 李静 | Electric air conditioning device for bus |
| CN104290565A (en) * | 2014-10-20 | 2015-01-21 | 上海加冷松芝汽车空调股份有限公司 | Back-mounted electric bus air conditioner |
| CN106864202A (en) * | 2017-01-23 | 2017-06-20 | 郑州科林车用空调有限公司 | An a kind of condenser drags three coach air conditioners of evaporator |
| CN106864202B (en) * | 2017-01-23 | 2019-05-03 | 郑州科林车用空调有限公司 | An a kind of condenser drags the coach air conditioner of three evaporators |
| CN114559784A (en) * | 2021-02-05 | 2022-05-31 | 长城汽车股份有限公司 | Air conditioner control method and system and vehicle |
| CN114559784B (en) * | 2021-02-05 | 2024-05-03 | 长城汽车股份有限公司 | Air conditioner control method, system and vehicle |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100728 Termination date: 20161029 |