CN204136725U - A kind of interior environment system of electrobus - Google Patents
A kind of interior environment system of electrobus Download PDFInfo
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- CN204136725U CN204136725U CN201420427539.0U CN201420427539U CN204136725U CN 204136725 U CN204136725 U CN 204136725U CN 201420427539 U CN201420427539 U CN 201420427539U CN 204136725 U CN204136725 U CN 204136725U
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Abstract
The interior environment system of a kind of electrobus that the utility model provides, comprising: evaporator, car inner condenser and car outside condenser in compressor, car; Described compressor is communicated with car inner condenser, and described car inner condenser is communicated with car outside condenser, and described car outside condenser is communicated with described compressor; Described compressor is communicated with car outside condenser, and described car outside condenser is communicated with evaporator in car, and in described car, evaporator is communicated with compressor; In described car, evaporator is communicated with cold wind air channel, described cold wind air channel is arranged on the top of passenger vehicle, described car inner condenser is communicated with warm braw air channel, described warm braw air channel is arranged on the bottom of passenger vehicle, and described warm braw air channel is communicated with passenger car, the warm braw that air-conditioning flows out enters the warm braw air channel bottom passenger vehicle, optimizes the distribution of warm braw when car load heats, avoid spiraling from roof air channel blowout hot air at roof, heat waste.
Description
Technical field
The utility model relates to vehicle technology field, especially relates to a kind of interior environment system of electrobus.
Background technology
Electrobus of the prior art generally adopts the integral air conditioner of overhead, the warm braw air channel of overhead integral air conditioner is located at passenger vehicle top, therefore when air-conditioning heating, heat blows out downwards from head of passenger, because heated air expands, quality is light, not easily flow to floor in car, cause the car load levels temperature difference large, so that step is cool to allow occupant feel, head heat, affects car load traveling comfort.
Another kind of mode, electrobus adopts ptc heater to heat, and floor increases local ptc heater in car, and cause local to heat, and full car length direction exists the temperature difference, part passenger feels chillout, and car load thermo parameters method is uneven; If increase the quantity of ptc heater, though the problem of car load thermo parameters method inequality can be solved, be the increase in integral vehicle cost, more importantly, increase the energy ezpenditure of car load, have impact on the course continuation mileage of electrobus.
Utility model content
The utility model is intended to solve one of above-mentioned technical matters of the prior art at least to a certain extent.
For this reason, the purpose of this utility model is the interior environment system proposing a kind of electrobus, optimize the distribution of warm braw when car load heats, hot air upwards flows bottom car load, meet air heats to expand upwards flow principles, avoiding in prior art flows downward from the warm braw air channel blowout hot blast at passenger vehicle top is obstructed, and solves the problem causing passenger's discomfort that hot pin is cold; Because air heats expands, upwards flow, so can upwards diffusion heat air at the bottom of car, with car inner top cold air convection, avoid spiraling at roof from roof air channel blowout hot air, heat waste.Under equal ambient condition, the interior environment system of the electrobus that the utility model provides compared with prior art, as will temperature be met the requirements of, hot air upwards flows from bottom, flows downward from top than hot air, seeking time shorter, effective saving car load electricity, increases electric car course continuation mileage.
According to the interior environment system of electrobus of the present utility model, comprising: evaporator, car inner condenser and car outside condenser in compressor, car; Described compressor is communicated with car inner condenser, and described car inner condenser is communicated with car outside condenser, and described car outside condenser is communicated with described compressor; Described compressor is communicated with car outside condenser, and described car outside condenser is communicated with evaporator in car, and in described car, evaporator is communicated with compressor; In described car, evaporator is communicated with cold wind air channel, and described cold wind air channel is arranged on the top of passenger vehicle, and described car inner condenser is communicated with warm braw air channel, and described warm braw air channel is arranged on the bottom of passenger vehicle, and described warm braw air channel is communicated with passenger car.
According to the interior environment system of electrobus of the present utility model, cold wind air channel is arranged on the top of passenger vehicle, warm braw air channel is arranged on the bottom of passenger vehicle, therefore, the warm braw that air-conditioning flows out enters the warm braw air channel bottom passenger vehicle, and be blown in car by the air port of often opening, hot air upwards flows bottom car load, meet air heats to expand upwards flow principles, optimize the distribution of warm braw when car load heats; In addition, because air heats expands, upwards flow, so can upwards diffusion heat air at the bottom of car, with car inner top cold air convection, avoid spiraling at roof from roof air channel blowout hot air, heat waste.
In addition, according to the interior environment system of electrobus of the present utility model, following additional technical feature can also be had:
The sidewall in described warm braw air channel is provided with the some breather ports be communicated with passenger car.Described breather port is the breather port often opened, and for making warm braw into the car, and breather port is arranged on sidewall, prevents the impurity in car from entering in warm braw air channel.
The bottom in described warm braw air channel is provided with spaced some through holes, and the below of described through hole is communicated with a check valve respectively.Described through hole can get rid of in car the ponding entering inside, warm braw air channel in time, and the effect of check valve is the ponding in air channel is discharged in time, and prevents the dust outside air channel from entering.
Described check valve is duckbill valve.Inner without under pressure condition, duckbill outlet closes up under elastic reaction own; Increase gradually with internal pressure, duckbill outlet increases gradually, keeps liquid to discharge smoothly.
Described warm braw air channel is arranged along the middle part on floor on the length direction of bus deck, and this layout is relatively reasonable, and uniform temperature fields is distributed, and car load can evenly be heated up in the longitudinal direction.
Described warm braw air channel is arranged along the both sides on floor on the length direction of bus deck, and this arranges the electrobus being applicable to low floor, can increase the space in the middle part of floor, be suitable for arrangement, particularly the layout on chassis.
Described cold wind air channel is communicated with evaporator in car by First Transition air channel, and described warm braw air channel is communicated with car inner condenser by the second transition air channel.
In described compressor, car, evaporator, car inner condenser and car outside condenser are all arranged on electrobus rear portion, described cold wind air channel and warm braw air channel all extend to the front portion of electrobus from electrobus rear portion, make warm braw or cold wind can diffuse to the whole bottom of passenger vehicle, and then make uniform distribution of temperature field.
The interior environment system of described electrobus, also comprises PTC heating component, and described PTC heating component is communicated with warm braw air channel.When the outer temperature of car is lower, Che Nei and car outside condenser can not meet the requirement of car load warm braw, and therefore interior environment system increases PTC heating component in addition, at low ambient temperatures, PTC heating component works, and warm braw enters in compartment by warm braw air channel, meets the requirement of car load warm braw.
Accompanying drawing explanation
Fig. 1 is the principle of work schematic diagram of the interior environment system according to the utility model embodiment.
Fig. 2 is the arrangement plan of the interior environment system according to the utility model embodiment.
Fig. 3 is the partial schematic diagram in the warm braw air channel according to the utility model embodiment.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " cw ", orientation or the position relationship of the instruction such as " conter clockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
The interior environment system according to the utility model embodiment is described in detail below with reference to Fig. 1-Fig. 2, comprise evaporator 200 in compressor 100, car, car inner condenser 300 and car outside condenser 400, described compressor 100 is the propulsion source of interior environment system, and in car, evaporator 200, car inner condenser 300 and car outside condenser 400 all make to realize interchange of heat between different fluid.Described interior environment system is formed and heats circulation loop: described compressor 100 is communicated with car inner condenser 300, and described car inner condenser 300 is communicated with car outside condenser 400, and described car outside condenser 400 is communicated with described compressor 100.Described interior environment system forms refrigeration cycle: described compressor 100 is communicated with car outside condenser 400, and described car outside condenser 400 is communicated with evaporator in car 200, and in described car, evaporator 200 is communicated with compressor 100.
In the another kind of embodiment that the utility model provides, four-way cock 500 is connected with between described compressor 100 and car inner condenser 300, heating in circulation loop, the first valve port 501 of four-way cock 500 is communicated with the second valve port 502, and described compressor 100 is communicated with car inner condenser 300.Described car inner condenser 300 and the connecting pipeline of car outside condenser 400 are connected with expansion valve 600, and described expansion valve 600 plays the effect of reducing pressure by regulating flow.The connecting pipeline that described car outside condenser 400 is communicated with described compressor 100 is connected with electromagnetic valve 1000, and for controlling the opening and closing of the connecting pipeline between car outside condenser 400 and described compressor 100, its principle of work is as follows:
1, compression process: the gaseous refrigerant (i.e. refrigerant) of car outside condenser 400 low-temp low-pressure is compressed into the gaseous refrigerant of High Temperature High Pressure by compressor 100, is sent to car inner condenser 300 and cools.
2, condensation process: the overheated gaseous refrigerant being sent to car inner condenser 300, carry out interchange of heat by car inner condenser 300 and air in car, refrigerant is condensed into the liquid refrigerant of middle temperature, middle pressure.In car, air is driven by blowing engine 700 and flows through car inner condenser 300, and temperature raises, and flows into warm braw air channel 900, flows in car, warm oneself for passenger by breather port 901.
3. expansion phase: the spatial volume that condensed liquid refrigerant makes refrigerant flow through through expansion valve 600 increases, and pressure and temperature sharply declines, and becomes the steam of low-temp low-pressure, and enters car outside condenser 400.
4. evaporation process: the steam of the low-temp low-pressure of coming from expansion valve 600 constantly absorbs the heat of car outer air through car outside condenser 400, the gaseous refrigerant becoming low-temp low-pressure enters compressor 100 to carry out next one and circulates.
In refrigeration cycle, first valve port 501 of four-way cock is communicated with the 3rd valve port 503, described compressor 100 is communicated with car outside condenser 400, pipeline between described car outside condenser 400 and Che Nei evaporator 200 is connected with expansion valve 700, described expansion valve 700 plays the effect of reducing pressure by regulating flow, in described car, evaporator 200 is communicated with compressor 100, and its principle of work is as follows:
1, compression process: the gaseous refrigerant (i.e. refrigerant) of evaporator in car 200 low-temp low-pressure is compressed into the gaseous refrigerant of High Temperature High Pressure by compressor 100, is sent to car outside condenser 400 and cools.
2, condensation process: the overheated gaseous refrigerant being sent to car outside condenser 400, carry out interchange of heat by car outside condenser 400 and car outer air, refrigerant is condensed into the liquid refrigerant of middle temperature, middle pressure.
3. expansion phase: the spatial volume that condensed liquid refrigerant makes refrigerant flow through through expansion valve 700 increases, and pressure and temperature sharply declines, and becomes the steam of low-temp low-pressure, and evaporator 200 into the car.
4. evaporation process: from the continuous heat absorbing air in car of steam evaporator 200 in car of the low-temp low-pressure that expansion valve 700 is come, the gaseous refrigerant becoming low-temp low-pressure enters compressor 100 and carries out next one circulation.In car, air is driven by blowing engine 700 and flows through evaporator 200 in car, and temperature declines, and flows into cold wind air channel 800, freezes for passenger.
In the embodiment that the utility model provides, in described car, evaporator 200 is communicated with cold wind air channel 800, described cold wind air channel 800 is arranged on the top of passenger vehicle, described car inner condenser 300 is communicated with warm braw air channel 900, described warm braw air channel 900 is arranged on the bottom of passenger vehicle, and described warm braw air channel is communicated with 900 passenger cars.Setting like this, the distribution of warm braw when car load heats can be optimized, hot air upwards flows bottom car load, meet air heats to expand upwards flow principles, avoiding in prior art flows downward from the warm braw air channel blowout hot blast at passenger vehicle top is obstructed, and solves the problem causing passenger's discomfort that hot pin is cold; Because air heats expands, upwards flow, so can upwards diffusion heat air at the bottom of car, with car inner top cold air convection, avoid spiraling at roof from roof air channel blowout hot air, heat waste.Under equal ambient condition, the interior environment system of the electrobus that the utility model provides compared with prior art, as will temperature be met the requirements of, hot air upwards flows from bottom, flows downward from top than hot air, seeking time shorter, effective saving car load electricity, increases electric car course continuation mileage.
Further, in described compressor 100, car, evaporator 200, Che Nei and car outside condenser 300,400 is all arranged on passenger vehicle rear portion, the one end in described warm braw air channel 900 is communicated with car inner condenser 300, the other end extends to passenger vehicle front portion always, make warm braw can diffuse to the whole bottom of passenger vehicle, described cold wind air channel also extends to the front portion of passenger vehicle from passenger vehicle rear portion, make cold wind can diffuse to the whole bottom of passenger vehicle, and then make uniform distribution of temperature field.
Described cold wind air channel is communicated with evaporator in car 200 by First Transition air channel 1010, and described warm braw air channel is communicated with car inner condenser 300 by the second transition air channel 1020.First Transition air channel 1010 and the second transition air channel 1020 are the retraction mechanism of cold wind and warm braw, the surface in transition air channel is curved, therefore can cold wind or warm braw be incorporated in cold wind air channel 800 or warm braw air channel 900 smoothly, on the one hand can reduce noise, prevent the wind speed of cold wind or warm braw to undergo mutation the degradation of energy produced on the other hand.
The interior environment system of the electrobus that the utility model provides also comprises blowing engine 700, and during blowing engine work, cold wind air door is in opening, and warm braw air door is in closed condition, and the cold wind flowing through evaporator 200 in car flows into cold wind air channel 800, realizes car load refrigeration; Cold wind air door is in closed condition, and warm braw air door is in opening, and the hot blast flowing through car inner condenser 300 flows into warm braw air channel 900, realizes car load heating.
As shown in Figure 3, the sidewall in described warm braw air channel 900 is provided with the some breather ports 901 be communicated with passenger car.Described breather port 901 is the breather port often opened, and for making warm braw into the car, and breather port 901 is arranged on sidewall, prevents the impurity in car from entering in warm braw air channel 900.The radius of described breather port 901 selects smaller value, can preventing impurity from entering further, in addition in order to ensure fanning effect, can increase the quantity of breather port 901.Arrange that evenly avoid the problem of local heating, breather port 901 should be evenly distributed on the sidewall in warm braw air channel 900 in temperature field in the longitudinal direction to make car load.
The bottom in described warm braw air channel 900 is provided with spaced some through hole (not shown), and the below of described through hole is communicated with a check valve 902 respectively.Described through hole can get rid of in car the ponding entering inside, warm braw air channel 900 in time, and the effect of check valve 902 is the ponding in air channel is discharged in time, and prevents the dust outside air channel from entering, and can prevent warm braw from discharging outside car through through hole in addition.
In embodiment of the present utility model, described check valve 902 is duckbill valve.Inner without under pressure condition, duckbill outlet closes up under elastic reaction own; Increase gradually with internal pressure, duckbill outlet increases gradually, keeps liquid to discharge smoothly.Ponding in such warm braw air channel 900 can be discharged in time, and prevents the dust outside air channel from entering and prevent warm braw from discharging outside car through through hole.
Offer some access holes 903 at the top in warm braw air channel 900, with lid sealing under described access hole 903 normality, at needs warm braw air channel cleared up and when basic maintenance, access hole 903 can be opened, use for cleaning maintenance.
In order to adapt to the arrangement requirement of dissimilar electrobus, in an embodiment of the present utility model, described warm braw air channel 900 is arranged along the middle part on floor on the length direction of bus deck, described warm braw air channel 900 can form the part in the middle part of floor, and warm braw air channel 900 is protruded relative to the both sides on floor and arranged.This layout is relatively reasonable, and uniform temperature fields is distributed, and car load can evenly be heated up in the longitudinal direction.
In another embodiment, described warm braw air channel 900 is arranged along the both sides on floor on the length direction of bus deck, and this arranges the electrobus being applicable to low floor, can increase the space in the middle part of floor, be suitable for arrangement, particularly the layout on chassis.
In order to meet the interior environment system of the requirement that interior environment system normally heats at low temperatures, described electrobus, also comprise PTC heating component, described PTC heating component is communicated with warm braw air channel 900.When the outer temperature of car is lower, in car and car outside condenser can not meet the requirement of car load warm braw, therefore interior environment system increases PTC heating component in addition, at low ambient temperatures, PTC heating component works, cold air adds thermosetting warm braw through PTC, and warm braw enters in compartment by warm braw air channel 900, meets the requirement of car load warm braw.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this specification sheets or example can carry out engaging and combining by those skilled in the art.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (9)
1. an interior environment system for electrobus, comprises evaporator in compressor, car, car inner condenser and car outside condenser;
Described compressor is communicated with car inner condenser, and described car inner condenser is communicated with car outside condenser, and described car outside condenser is communicated with described compressor;
Described compressor is communicated with car outside condenser, and described car outside condenser is communicated with evaporator in car, and in described car, evaporator is communicated with compressor;
It is characterized in that, in described car, evaporator is communicated with cold wind air channel, and described cold wind air channel is arranged on the top of passenger vehicle, and described car inner condenser is communicated with warm braw air channel, and described warm braw air channel is arranged on the bottom of passenger vehicle;
Described warm braw air channel is communicated with passenger car.
2. the interior environment system of electrobus according to claim 1, is characterized in that, the sidewall in described warm braw air channel is provided with the some breather ports be communicated with passenger car.
3. the interior environment system of electrobus according to claim 2, is characterized in that, the bottom in described warm braw air channel is provided with spaced some through holes, and the below of described through hole is communicated with a check valve respectively.
4. the interior environment system of electrobus according to claim 3, is characterized in that, described check valve is duckbill valve.
5. the interior environment system of electrobus according to claim 4, is characterized in that, described warm braw air channel is arranged along the middle part on floor on the length direction of bus deck.
6. the interior environment system of electrobus according to claim 4, is characterized in that, described warm braw air channel is arranged along the both sides on floor on the length direction of bus deck.
7. the interior environment system of electrobus according to claim 1, is characterized in that, described cold wind air channel is communicated with evaporator in car by First Transition air channel, and described warm braw air channel is communicated with car inner condenser by the second transition air channel.
8. the interior environment system of electrobus according to claim 1, it is characterized in that, in described compressor, car, evaporator, car inner condenser and car outside condenser are all arranged on passenger vehicle rear portion, and described cold wind air channel and warm braw air channel all extend to the front portion of passenger vehicle from passenger vehicle rear portion.
9. the interior environment system of electrobus as claimed in any of claims 1 to 8, is characterized in that, also comprises PTC heating component, and described PTC heating component is communicated with warm braw air channel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420427539.0U CN204136725U (en) | 2014-07-31 | 2014-07-31 | A kind of interior environment system of electrobus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420427539.0U CN204136725U (en) | 2014-07-31 | 2014-07-31 | A kind of interior environment system of electrobus |
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| CN204136725U true CN204136725U (en) | 2015-02-04 |
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| CN201420427539.0U Active CN204136725U (en) | 2014-07-31 | 2014-07-31 | A kind of interior environment system of electrobus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107264232A (en) * | 2016-04-08 | 2017-10-20 | 比亚迪股份有限公司 | A kind of body of tipper carriage heating system |
| CN107966044A (en) * | 2017-11-17 | 2018-04-27 | 珠海格力电器股份有限公司 | A kind of covering heat exchanger, air conditioning system for vehicle and vehicle |
| CN109733159A (en) * | 2019-02-19 | 2019-05-10 | 珠海格力电器股份有限公司 | Built-in air conditioner inside the vehicle |
| CN109823137A (en) * | 2019-01-24 | 2019-05-31 | 珠海格力电器股份有限公司 | Coach air conditioner |
| CN110027384A (en) * | 2019-03-13 | 2019-07-19 | 珠海格力电器股份有限公司 | Vehicle and its control method |
-
2014
- 2014-07-31 CN CN201420427539.0U patent/CN204136725U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107264232A (en) * | 2016-04-08 | 2017-10-20 | 比亚迪股份有限公司 | A kind of body of tipper carriage heating system |
| CN107966044A (en) * | 2017-11-17 | 2018-04-27 | 珠海格力电器股份有限公司 | A kind of covering heat exchanger, air conditioning system for vehicle and vehicle |
| CN109823137A (en) * | 2019-01-24 | 2019-05-31 | 珠海格力电器股份有限公司 | Coach air conditioner |
| CN109823137B (en) * | 2019-01-24 | 2021-06-15 | 珠海格力电器股份有限公司 | Air conditioner for passenger car |
| CN109733159A (en) * | 2019-02-19 | 2019-05-10 | 珠海格力电器股份有限公司 | Built-in air conditioner inside the vehicle |
| CN109733159B (en) * | 2019-02-19 | 2023-10-27 | 珠海格力电器股份有限公司 | Air conditioner built in vehicle |
| CN110027384A (en) * | 2019-03-13 | 2019-07-19 | 珠海格力电器股份有限公司 | Vehicle and its control method |
| CN110027384B (en) * | 2019-03-13 | 2024-04-09 | 珠海格力电器股份有限公司 | Vehicle and control method thereof |
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