CN106926663A - Pure electric coach warm-air drier - Google Patents
Pure electric coach warm-air drier Download PDFInfo
- Publication number
- CN106926663A CN106926663A CN201710124552.7A CN201710124552A CN106926663A CN 106926663 A CN106926663 A CN 106926663A CN 201710124552 A CN201710124552 A CN 201710124552A CN 106926663 A CN106926663 A CN 106926663A
- Authority
- CN
- China
- Prior art keywords
- warm
- pure electric
- air drier
- electric coach
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00371—Air-conditioning arrangements specially adapted for particular vehicles for vehicles carrying large numbers of passengers, e.g. buses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
- B60H1/2218—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters controlling the operation of electric heaters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The present invention provides a kind of pure electric coach warm-air drier, including：Housing（1）；It is installed on the housing（1）The front panel of side（3）；And it is installed on the housing（1）Interior DC fan（2）And PTC electric heater（7）；Wherein described housing（1）Top is provided with air outlet（301）, the front panel（3）On be provided with air inlet（201）.Compared with prior art, pure electric coach of the invention warm-air drier small volume, the efficiency of heating surface be high, low cost, may be mounted at pure electric coach compartment seat side, and the hot blast of formation directly blows to car bottom, gives passenger more comfortablenesses.The heating efficiency of warm-air drier is high simultaneously, and the heat that unit power consumption amount is produced is more, can conveniently be applied in combination as needed, effectively reduces power consumption, reduces the electricity of pure electric coach electrokinetic cell.Pure electric coach warm wind is also equipped with low cost, the advantages of easy to maintenance.
Description
Technical field
The present invention relates to vehicle warm air system, more particularly to a kind of pure electric coach warm-air drier.
Background technology
Car is a kind of important vehicles, but with the continuous evil increasingly in short supply and natural environment of global energy
Change, in order to reduce the pollution discharge capacity of city bus, in realizing that the development strategy of integral new-energy passenger, development electric motor coach are currently heavy
Weight, pure electric coach is also increasingly popularized.
For traditional car, winter passenger car in-car heating is recycled again by dissipating using bus engine exhaust heat
Hot device by heat natural heat dissipation to passenger car, so as to reach winter heating problem in passenger car.And pure electric coach is dynamic
Power source is electrokinetic cell, if thinking, winter realizes that heating just must make in-car temperature by heat pump type air conditioner or electric heater in passenger car
Degree reaches requirement temperature.Current pure electric coach integrated heat pump type air-conditioning under the winter environment in subzero 10 degree of the north, by nothing
Method normal work, timely convertible frequency air-conditioner can start work, there is heating capacity poor, it is impossible to meet temperature requirements in passenger car.With
The development of pure electric coach air-conditioning technical, market uses the pure electric coach integral type convertible frequency air-conditioner of PTC auxiliary electrical heaters,
Winter is entirely to be operated by PTC electrical auxiliary heaters, the heat that air-conditioning evaporation fan produces PTC electrical auxiliary heaters
It is delivered in pure electric coach compartment by air-conditioner air outlet, the air in electric motor coach compartment is drawn back by air-conditioning evaporation fan again
It is heated, the hot blast being delivered in pure electric coach compartment by air-conditioner air outlet in real process does not reach position in compartment
Drawn back by air-conditioning evaporation fan again when putting and heated again, pure electric coach car bottom there is no heat, while in air-conditioner wind
There is the loss of heat in road cyclic process, it is impossible to which the electric energy of electrokinetic cell is converted into heating heat.Air-conditioner air outlet is located at visitor
Car passenger crown position, is directly blown to head of passenger by high temperature, and car bottom does not have heat, passenger is had discomfort,
Pure electric coach integral type convertible frequency air-conditioner product cost is higher simultaneously, in northeast, the indivedual area pure electric coach no requirement (NR)s in northwest
When installing air-conditioning, the in-car heating of winter pure electric coach certainly will select warm-air drier product.
The content of the invention
In view of the shortcomings of the prior art, it is an object of the invention to provide a kind of pure electric coach warm-air drier, including：
Housing；
It is installed on the front panel of the housing side；And
The DC fan and PTC electric heater being installed in the housing；
Wherein described case top is provided with air outlet, and air inlet is provided with the front panel.
Preferably, the warm-air drier also includes：
It is installed on temperature controller, high-voltage relay in the housing；And
The high direct voltage wire harness and DC low-voltage wire harness electrically connected with the wiring harness connector for being arranged at front panel；
Wherein described high direct voltage wire harness, high-voltage relay, PTC electric heater composition high direct voltage current supply circuit, the direct current
Low voltage wiring harness, high-voltage relay, DC fan, temperature controller composition DC low-voltage current supply circuit.
Preferably, also include in the housing：
First fixed plate, for fixing the DC fan and the high-voltage relay；
Second fixed plate, for fixing the PTC electric heater and the temperature controller.
Preferably, the supply voltage of the high direct voltage current supply circuit is 350V-750V, the DC low-voltage current supply circuit
Supply voltage be 24V.
Preferably, the front panel inner side is provided with screen pack, to filter the particle debris entered by the air inlet.
Preferably, the screen pack is nylon filter.
Preferably, the PTC electric heater includes the insulating sheath of radiating ribs, heat-generating pipe and both sides, wherein the hair
High pressure heating wire is installed in heat pipe.
Preferably, the radiating ribs and heat-generating pipe are formed in one structure.
Preferably, the DC fan is direct current cross flow fan.
Preferably, the air outlet and air inlet use grid form.
Following beneficial effect is possessed according to pure electric coach warm-air drier of the present invention：
1st, the present invention controls the break-make of high-voltage relay by setting temperature controller, i.e. when car vehicle interior temperature reaches design temperature
Or temperature controller detection PTC electric heater surface temperature is when exceeding temperature controller design temperature, the cut-out of DC low-voltage wire harness, high-voltage relay
Device coil disconnects, and PTC electric heater is stopped, and works as temperature controller detection PTC electric heater surface temperature and set less than temperature controller
When constant temperature is spent, DC low-voltage wire harness is powered, high-voltage relay coil electricity, and PTC electric heater starts heating work, so as to realize
Stage heating to PTC electric heater so that PTC electrical heating improves PTC electric heater without being constantly in heated condition
Service life, and reduce the waste of energy；
2nd, the present invention sets nylon filter by the inner side of front panel, can effectively filter out by the air intake of front panel
Dust and pollutant that mouth enters, it is to avoid the dust and pollutant that enter with air destroy the part of enclosure interior, improve warm wind
The overall service life of machine；
3rd, compared with prior art, pure electric coach of the invention warm-air drier small volume, the efficiency of heating surface be high, low cost, can be with
Installed in pure electric coach compartment seat side, the hot blast of formation directly blows to car bottom, gives passenger more comfortablenesses.
The heating efficiency of warm-air drier is high simultaneously, and the heat that unit power consumption amount is produced is more, can conveniently be applied in combination as needed, effectively reduces
Power consumption, reduces the electricity of pure electric coach electrokinetic cell.Pure electric coach warm wind is also equipped with low cost, the advantages of easy to maintenance.
Brief description of the drawings
For a better understanding of the present invention, the embodiment of the present invention is illustrated below in conjunction with accompanying drawing, wherein：
Fig. 1 is the pure electric coach warm-air drier internal cross section structure chart according to one embodiment of the invention；
Fig. 2 is the partial schematic diagram of the front panel side of the pure electric coach warm-air drier according to one embodiment of the invention；
Fig. 3 is the partial schematic diagram of the case top of the pure electric coach warm-air drier according to one embodiment of the invention；
Fig. 4 is that the structure of the pure electric coach warm-air drier integrated high pressure PTC electric heater according to one embodiment of the invention is shown
It is intended to；
Fig. 5 is the pure electric coach warm-air drier control principle drawing according to one embodiment of the invention.
Wherein, 1 be housing, 2 be DC fan, 3 be front panel, 4 be high direct voltage wire harness, 5 be DC low-voltage wire harness, 6
For the first fixed plate, 7 be PTC electric heater, 8 be the fixed plates of PTC second, 9 be high-voltage relay, 201 for front panel air intake
Mouth, 202 and 203 are respectively wiring harness connector, 301 the going out for case top of correspondence high direct voltage wire harness 4 and DC low-voltage wire harness 5
Air port, 401 for PTC electric heater radiating ribs, 402 for PTC electric heater heat-generating pipe, 403 for PTC electric heater insulation
Sheath, 404 temperature controllers, 501 are Operation switch.
Specific embodiment
The technique effect of design of the invention, concrete structure and generation is carried out clearly below with reference to embodiment and accompanying drawing
Chu, complete description, to be completely understood by the purpose of the present invention, scheme and effect.It should be noted that in situation about not conflicting
Under, the feature in embodiment and embodiment in the application can be mutually combined.The identical accompanying drawing mark used everywhere in accompanying drawing
Note indicates same or analogous part.
As shown in figure 1, pure electric coach of the invention is generallyd include：Housing 1, DC fan 2, the first fixed plate 6, PTC
Electric heater 7, the second fixed plate 8, high-voltage relay 9, front panel 3, high direct voltage wire harness 4, DC low-voltage wire harness 5, wherein, root
According to the preferred embodiments of the present invention, DC fan 2 and high-voltage relay 9 are provided with the first fixed plate 6, in the second fixed plate 8
It is provided with PTC electric heater 7 and temperature controller 404（Reference picture 4）, the first fixed plate 6 and the second fixed plate 8 are removably installed in
In housing 1, it is preferable that the first fixed plate 6 and the second fixed plate 8 can be fixed in housing 1 by screw respectively.
Reference picture 2-3, which respectively show the side of front panel 3 of the pure electric coach warm-air drier of one embodiment of the invention
And the partial schematic diagram at the top of housing 1, on the front panel 3, it is provided with air inlet 201 and to be respectively used to connection direct current high
Line ball beam 4, the two of DC low-voltage wire harness 5 cross wire terminal 202,203, and housing 1 is provided with air outlet 301 on top, according to this hair
Bright preferred embodiment, as Figure 2-3, the air inlet 201 and air outlet 301 are disposed as grid form, with prevent by
Inside larger object or pollution suction casing, so as to cause to enclosure interior part（Such as blower fan 2）Destruction.According to the present invention
Further preferred embodiments, the inner side of front panel 3 is provided with nylon filter（It is not shown in figures）, it can be effective
Filter the less dust and debris sucked from the air inlet 201 of front panel 3.
Embodiments in accordance with the present invention, warm-air drier of the invention includes high direct voltage current supply circuit and DC low-voltage is powered
Loop, wherein high direct voltage wire harness 4, high-voltage relay 9, the composition high direct voltage current supply circuit of PTC electric heater 7；DC low-voltage
Wire harness 5, high-voltage relay 9, DC fan 2, the composition DC low-voltage current supply circuit of temperature controller 404.Preferred reality of the invention
Example is applied, the supply voltage of the high direct voltage current supply circuit is 350V-750V, the supply voltage of the DC low-voltage current supply circuit
It is 24V.When pure electric coach of the invention is started working with warm-air drier, DC fan 2 is by the sky in pure electric coach compartment
Gas is in inlet side A（Reference picture 1 and Fig. 2）Sucked from the air inlet 201 of front panel 3, by the nylon filter of the inner side of front panel 3
Enter in DC fan 2 after filtering, passed through the air outlet that the air after filtering delivers to the first fixed plate 6 again by centrifugal force
PTC electric heater 7 is heated, and the air after heating is again by air side B（Reference picture 1,2 and 4）Housing 1 top
Air outlet 301 is delivered in passenger car, forms the heat cycles of pure electric coach air in a car compartment.
An embodiment of the invention, warm-air drier of the invention may be mounted at pure electric coach compartment seat side,
The hot blast of formation directly blows to car bottom, gives passenger more comfortablenesses.
Referring now to Fig. 4, it illustrates pure electric coach according to an embodiment of the invention warm-air drier integrated high pressure
The structural representation of PTC electric heater.According to a preferred embodiment of the invention, the PTC electric heater is by radiating ribs 401, heating
The insulating sheath 403 of pipe 402 and both sides is constituted, and the side of radiating ribs 401 of PTC electric heater 7 is provided with temperature controller 404.
High pressure electrical heating wire is installed in heat-generating pipe 402, heat is passed through by heat-generating pipe 402 and radiating by radiation when electrical heating wire works
Muscle 401 is sent in passenger car.According to a preferred embodiment of the invention, PTC electric heater 7 is integral type electric heater, i.e.,
Radiating ribs 401 and heat-generating pipe 402 are integral type structure.
Referring now to Fig. 5, it illustrates the control principle of pure electric coach warm-air drier according to an embodiment of the invention
Figure.According to a preferred embodiment of the invention, when pure electric coach is docked with warm-air drier wire harness corresponding with vehicle, driver is led to
Cross Operation switch 501 and give pure electric coach warm-air drier enabling signal, now DC fan 2, the coil power supply of high-voltage relay 9
Conducting, DC fan 2 is started working, and PTC electric heater 7 starts heating.According to a preferred embodiment of the invention, wherein, direct current
Blower fan 2 uses direct current cross flow fan, the characteristics of it has low noise, long lifespan.When car vehicle interior temperature reach design temperature or
Temperature controller 404 detect the surface temperature of PTC electric heater 7 more than temperature controller 404 design temperature when, DC low-voltage wire harness 5 is cut
Disconnected, the coil of high-voltage relay 9 disconnects, and PTC electric heater 7 is stopped.But when temperature controller 404 detects PTC electric heater 7
When surface temperature is less than the design temperature of temperature controller 404, DC low-voltage wire harness 5 is powered, the coil electricity of high-voltage relay 9, PTC electricity
Heater 7 starts heating work.
Above is preferable implementation of the invention is illustrated, but the invention is not limited to the implementation
Example, those of ordinary skill in the art can also make a variety of equivalent variations or replace on the premise of without prejudice to spirit of the invention
Change, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (10)
1. pure electric coach warm-air drier, it is characterised in that including：
Housing（1）；
It is installed on the housing（1）The front panel of side（3）；And
It is installed on the housing（1）Interior DC fan（2）And PTC electric heater（7）；
Wherein described housing（1）Top is provided with air outlet（301）, the front panel（3）On be provided with air inlet（201）.
2. pure electric coach warm-air drier according to claim 1, it is characterised in that the warm-air drier also includes：
It is installed on the housing（1）Interior temperature controller（404）, high-voltage relay（9）；And
Be arranged at front panel（3）Wiring harness connector（202、203）The high direct voltage wire harness of electrical connection（4）With DC low-voltage wire harness
（5）；
Wherein, the high direct voltage wire harness（4）, high-voltage relay（9）, PTC electric heater（7）Composition high direct voltage is powered back
Road, the DC low-voltage wire harness（5）, high-voltage relay（9）, DC fan（2）, temperature controller（404）Composition DC low-voltage is powered
Loop.
3. pure electric coach warm-air drier according to claim 2, it is characterised in that the housing（1）Inside also include：
First fixed plate（6）, for fixing the DC fan（2）And the high-voltage relay（9）；
Second fixed plate（8）, for fixing the PTC electric heater（7）And the temperature controller（404）.
4. pure electric coach warm-air drier according to claim 2, it is characterised in that the high direct voltage current supply circuit
Supply voltage is 350V-750V, and the supply voltage of the DC low-voltage current supply circuit is 24V.
5. pure electric coach warm-air drier according to claim 2, it is characterised in that the front panel（3）Inner side is set
There is screen pack, to filter by the air inlet（201）The particle debris of entrance.
6. pure electric coach warm-air drier according to claim 5, it is characterised in that the screen pack is nylon filter
Net.
7. pure electric coach warm-air drier according to claim 1, it is characterised in that the PTC electric heater（7）Including
Radiating ribs（401）, heat-generating pipe（402）And the insulating sheath of both sides（403）, wherein the heat-generating pipe（402）Height is inside installed
Piezoelectricity heated filament.
8. pure electric coach warm-air drier according to claim 7, it is characterised in that the radiating ribs（401）And heating
Pipe（402）Be formed in one structure.
9. the pure electric coach warm-air drier according to claim 1, it is characterised in that the DC fan（2）For straight
Stream cross flow fan.
10. the pure electric coach warm-air drier according to any one of claim 1-9, it is characterised in that the air outlet
（301）And air inlet（201）Use grid form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710124552.7A CN106926663B (en) | 2017-03-03 | 2017-03-03 | Warm air blower for pure electric bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710124552.7A CN106926663B (en) | 2017-03-03 | 2017-03-03 | Warm air blower for pure electric bus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106926663A true CN106926663A (en) | 2017-07-07 |
| CN106926663B CN106926663B (en) | 2023-06-13 |
Family
ID=59424043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710124552.7A Active CN106926663B (en) | 2017-03-03 | 2017-03-03 | Warm air blower for pure electric bus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106926663B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254233A (en) * | 2018-03-12 | 2019-09-20 | 郑州宇通客车股份有限公司 | A kind of power battery protection device, electricity defrosting control system and vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202574142U (en) * | 2012-03-07 | 2012-12-05 | 桂林客车工业集团有限公司 | High-voltage electrothermal defroster |
| CN103129347A (en) * | 2011-11-25 | 2013-06-05 | 威海鹿洲电动汽车研发有限公司 | Electric heater of electric vehicle |
| CN105324272A (en) * | 2013-07-02 | 2016-02-10 | 松下知识产权经营株式会社 | Vehicle heating system |
| CN206568838U (en) * | 2017-03-03 | 2017-10-20 | 珠海禾创科技有限公司 | Pure electric coach warm-air drier |
-
2017
- 2017-03-03 CN CN201710124552.7A patent/CN106926663B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103129347A (en) * | 2011-11-25 | 2013-06-05 | 威海鹿洲电动汽车研发有限公司 | Electric heater of electric vehicle |
| CN202574142U (en) * | 2012-03-07 | 2012-12-05 | 桂林客车工业集团有限公司 | High-voltage electrothermal defroster |
| CN105324272A (en) * | 2013-07-02 | 2016-02-10 | 松下知识产权经营株式会社 | Vehicle heating system |
| CN206568838U (en) * | 2017-03-03 | 2017-10-20 | 珠海禾创科技有限公司 | Pure electric coach warm-air drier |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254233A (en) * | 2018-03-12 | 2019-09-20 | 郑州宇通客车股份有限公司 | A kind of power battery protection device, electricity defrosting control system and vehicle |
| CN110254233B (en) * | 2018-03-12 | 2024-04-19 | 宇通客车股份有限公司 | Power battery protection device, electric defrosting control system and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106926663B (en) | 2023-06-13 |
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