CN203528250U - Sinking type top passenger car air conditioner - Google Patents
Sinking type top passenger car air conditioner Download PDFInfo
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- CN203528250U CN203528250U CN201320549729.5U CN201320549729U CN203528250U CN 203528250 U CN203528250 U CN 203528250U CN 201320549729 U CN201320549729 U CN 201320549729U CN 203528250 U CN203528250 U CN 203528250U
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Abstract
The utility model provides a sinking type top passenger car air conditioner of a split type double-system structure, a refrigerating system composed of double condensers, double evaporators, double expansion valves and double liquid supply pipes which all work in a compressor is adopted, two refrigerating structures which are symmetrical left and right and independent mutually are arranged on positions of compartment baggage holders which are concave on two sides below the car top skin in a sinking mode, the highest position of each refrigerating structure is lower than the middle car top skin, the radian of a top cover of each refrigerating structure is part of transition from the car top to the car body side, the structure of the edge of each refrigerating structure is consistent with the large plane of the car body side, and the appearance of each refrigerating structure, the top of a passenger car component and the side of the passenger car component form a uniform whole after installation. According to the sinking type top passenger car air conditioner, the weight of the passenger car air conditioner is reduced, a new air inlet is arranged under the situation that the height of a car body is not increased, maintaining convenience is achieved, coordinated development of the whole model of the air conditioner structure and a passenger car is facilitated, and a novel train of thought can be exploited for development of the passenger car air conditioner.
Description
Technical field
The utility model relates to design and the manufacturing technology field of coach air conditioner, specifically, is a kind of sunk type overhead coach air conditioner that is applied to large and medium bus.
Background technology
City traffic, long-distance transport, travelling car nearly all will use large and medium bus.In today of social development and automobile industry development, the large and medium bus newly dispatching from the factory has nearly all been installed a/c system.
The mounting means of existing large and medium bus a/c system can be divided into overhead type, rear-mounted, bottom type and the various ways such as built-in.Consider the comfort feature of air-conditioning installing space and maintenance, the problems such as timely replaceability of consumable accessory, the arrangement of roof-mounted air-condition has become the install an air-conditioner main selection of system of large and medium bus.For common tourist bus, to improve as much as possible on the one hand the height of interior to increase the traveling comfort of taking advantage of seat, consider again on the other hand the requirement to the limit for height of bodywork height and carriage tare weight in Bus standard.Aspect requiring at bodywork height, the Bus standard of China regulation: 4 meters of motorcoach limits for height, in twin-deck bus upper strata, high request reaches 1670mm, and in lower floor, high request reaches 1880mm.The bottom-to-top-height of leaving so through calculating roof, middle level, car door and the three that marks time for only has 450mm.Moreover superliner coach all needs to consider the requirement of bridge opening limit for height, some public bus network has the needs of bridge opening limit for height too.This just requires under the prerequisite of proof strength, on reduction height, makes an effort.At present, the height of passenger vehicle roof-mounted air-condition is between 160～300mm, and it has taken the major part " residual altitude " of passenger vehicle.In addition, the weight relationships of vehicle body is to the total road fuel consumption of passenger vehicle.Data demonstration, the aviation value of the weight ratio developed country passenger vehicle weight of domestic average motorcoach is approximately high by 30%.Under the prerequisite of guaranteed performance and build guality, the weight that reduces each parts is the important indicator that passenger vehicle manufacturing enterprise pays close attention to.
In order to meet the requirement of above two aspects as far as possible simultaneously, passenger vehicle roof-mounted air-condition is at the future development to light, thin: by high 300～400mm at the beginning, develop into height afterwards below 260mm.Due to the application of high-performance heat exchanger, the height of passenger vehicle roof-mounted air-condition has even dropped to below 200mm in recent years.
The deficiency of existing passenger vehicle roof-mounted air-condition is mainly: first, first existing passenger vehicle roof-mounted air-condition be difficult to solve refrigerating capacity and air quantity and requires the large and air-conditioning thickness contradiction between being restricted, and existing built-in air-conditioning is because fresh inlet can not be set, the more difficult air quality requirement that meets the ventilation of car room draught.Secondly, every money passenger vehicle all can be noticed the aesthetic feeling of vehicle integral body when styling design, and still, the design of coach air conditioner is not carried out for single vehicle with manufacture, but consider as a whole after corresponding bus body Frame Design completes.Like this, after the general frame size of bus body is fixing, the air-conditioning kind of available installation just seldom.Roof-mounted air-condition is a key factor that affects bus body overall appearance, and therefore for medium-to-high grade passenger vehicle user and passenger vehicle manufacturer, the fitness of the harmony of roof-mounted air-condition and vehicle body and top arc all receives publicity very much.And existing overhead type air conditioner of bus seldom can be considered the factor of car load harmony aspect.The 3rd, existing overhead type air conditioner of bus is arranged on Top Skin 018, not only highly be difficult to lower, and its housing will accomplish to be large enough to hold inner condenser and the evaporator core arranging and be difficult to accomplish lightweight (referring to Fig. 1), so the roof-mounted air-condition weight of existing 12 meters of tourist coachs mostly has 210～260Kg.Air-conditioning weight is heavier just high to the requirement of vehicle frame bearing capacity, and the deadweight of passenger vehicle is also difficult to subtract get off.
Utility model content
The purpose of this utility model is to address the above problem, a kind of sunk type overhead coach air conditioner is provided, it is can be comprehensively built-in, the double dominant of two kinds of air-conditioning forms of overhead type, luggage chord position in car is deposited and moved, split-type air conditioner is sunk to embedding the space of car body top both sides and make the vertex of coach air conditioner lower than the covering of roof central authorities, not only be conducive to reduce the height of overhead type air conditioner of bus, and can improve the Design freedom of vehicle interior space; Secondly, can overcome routine and be placed in the defect that built-in air-conditioning in air channel cannot arrange fresh inlet, by the front and back end portion at evaporator assembly, a new air door is set respectively, extraneous novel wind energy is introduced in car body, can improve the cleanliness of air in car; The 3rd, the Split moduleization design of sunk type air-conditioning, monomer volume is little, lightweight, thereby can reduce the overall weight of coach air conditioner.
For achieving the above object, the utility model has adopted following technical scheme.
A kind of sunk type overhead coach air conditioner, dual-system structure for four module splits settings of left-right and front-back, the refrigeration system of double-condenser, double evaporators, two expansion valve and the two feed pipes of employing under compressor operating, is arranged to two symmetrical, separate refrigeration structures by condenser, evaporator, it is characterized in that: described two refrigeration structures are arranged in the mode of sunk type on the position of compartment baggage rack of roof both sides depression: evaporator be arranged on condenser above or condenser is arranged on to the front end of evaporator, front end at described evaporator shell arranges the first new air door, the second new air door is set in the rear end of described evaporator shell, the ventilation inlet of the described first new air door and the second new air door is separately positioned on a side at evaporator core return air inlet place (when air-conditioning is opened, new wind is inhaled in the evaporator cavity of return air inlet place side from the external world, through evaporator core and be evaporated blower fan after heat exchange with it and be blown in car, realize passing into of fresh air in compartment), described two separate refrigeration structures are controlled by air conditioning control device, the highest point of described two refrigeration structures is not higher than middle Top Skin: the top cover radian of described two refrigeration structures is the part to body side wall transition by roof, the marginal texture of described two refrigeration structures is consistent with the large plane of body side wall, and the profile of the refrigeration structure after installation and passenger car top and gusset form unified integral body.
Further, described air conditioning control device contains a personal-machine interface, by two electric-controlled boxes that are arranged on left and right sides evaporator return air inlet position, by signal wire (SW), is connected and composed, and realizes the interlock of both sides refrigeration structure.
Further, described two separate refrigeration structures, wherein left side condenser is only connected with left side evaporator, and right side condenser is only connected with right side evaporator, the overhead unit Hu Bu UNICOM on left side and right side.
Optionally, described compressor adopts one or two positive displacements or many scroll compressors, and when adopting double compressor system, left and right sides refrigeration system is separate, and refrigerant circulation is independent of each other.
Optionally, the monomer of described condenser is a pipe type heat exchanger or one the flat shape flow heat exchanger of platform at the most.
Optionally, the condensation fan of described condenser adopts air-draft-type or presses wind formula prerotator.
Further, described condensation fan each side arranges one or more at passenger vehicle top, by the low mode in high center, vehicle body both sides and by 0 °～30 ° angles, is obliquely installed.
Further, described evaporator adopts without transition air channel structure, and evaporator air-out directly blows in car along both sides.
The good effect of the utility model sunk type overhead coach air conditioner is:
(1) by split-type air conditioner, the mode with sunk type embeds the space of car body top both sides and makes the vertex of coach air conditioner lower than the covering of roof central authorities, not only reduced the height of passenger vehicle roof-mounted air-condition, and can improve the Design freedom of vehicle interior space, solved the contradiction between the large and air-conditioning thickness of refrigerating capacity and air quantity requirement.The inhomogeneous disadvantage of the centralized knockout of conventional single system air-conditioning left and right separatory has been avoided in the setting of dual-system structure.
(2) adopt the split-type structural being arranged symmetrically with, because of dwindling of air-conditioning monomer volume, the structural strength of monomer strengthens to some extent, also reduced the weight of air-conditioning integral body (the weight sum of the 12 meters of corresponding model air-conditioning of travelling passenger vehicle left and right evaporators is 117Kg simultaneously, left and right condenser weight sum is 74Kg, total weight 191Kg, evaporator and the condenser of the average heavy 220Kg installing than conventional 12 meters of travelling passenger vehicles, weight saving 29Kg).The design of Split module has also reduced the splicing difficulty of housing, has saved the cost of material cost and welding processing; Load carrying ability alleviates in the process of moving, has met the requirement of car load weight-saving.
(3) be conducive to the coordinated development of air conditioner structure and passenger vehicle vehicle modeling, can guarantee that coach air conditioner is consistent with the styling design of passenger vehicle after installing, make the effect of whole entrucking more attractive in appearance.The utility model has been widened the mentality of designing of passenger vehicle roof-mounted air-condition, and can reach preferably performance figure, can expand thinking for the exploitation of passenger vehicle roof-mounted air-condition.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that existing passenger vehicle roof-mounted air-condition arranges.
Label in figure is respectively:
011, condenser air intake; 012, condenser air-out; 013, condenser half section structure
014, evaporator half section structure; 015, evaporator air-out; 016, evaporator return air;
017, interior space; 018, Top Skin.
Fig. 2 is the horizontal direction structural plan of the utility model sunk type overhead coach air conditioner.
Fig. 3 is the cutaway view Amplified image of B-B in Fig. 2.
Fig. 4 is the cutaway view Amplified image of C-C in Fig. 2.
Fig. 5 is the enlarged drawing of Fig. 2 part-structure.
The schematic diagram that Fig. 6 arranges for the utility model sunk type overhead coach air conditioner of analysing and observe according to B-B, C-C in Fig. 2.
Fig. 7 is the above-below direction structural representation of the utility model sunk type overhead coach air conditioner.
Fig. 8 is the attachment point position view of body framwork and air-conditioning.
Fig. 9 is the cutaway view of A-A in Fig. 8.
Figure 10 is the cutaway view of B-B in Fig. 8.
Figure 11 is the schematic diagram that the utility model sunk type overhead coach air conditioner of corresponding diagram 6 arranges single compressor.
Label in figure is respectively:
021, condenser ventilation inlet; 022, condenser air outlet; 023, evaporator air outlet;
024, evaporator return air inlet; 025, interior space;
1, condenser; 2, condenser casing; 3, condenser fresh air inlet;
4, condensation fan; 5, condenser core; 6, exhaust connection;
7, freeing pipe; 8, feed liquor connection pipe; 9, feed tube
10, muffler; 11, liquid storage dryer; 12, liquid-sighting glass;
13, expansion valve; 14, evaporator; 15, evaporator shell;
16, evaporation fan; 17, front steaming high-pressure pipe; 18, front steaming shutoff valve;
19, evaporator core; 2001, pipe before condensed water; 2002, after condensed water, manage;
2101, the first new air door; 2102, the second new air door; 22, electric-controlled box;
23, collecting pipe; 24, condenser core vent connection place; 25, exhaust connection pressing plate;
26, freeing pipe threaded connection; 27, freeing pipe adapter plate; 28, muffler adapter plate;
29, drain pipe threaded connection; 3001, liquid storage dryer inlet union; 3002, liquid storage dryer outlet connector;
31, diversion three-way; 32, Top Skin; 33, compressor;
34, vehicle body exhaust connection; 35, fluid adapter place; 36, fluid connection pipe pressing plate;
37, hoisting bracket; 38, vehicle body return-air connection pipe; 39, hold-down bolt;
40, rubber pad; 41, body framwork; 42, three-way bar tracheae;
43, threeway muffler.
The specific embodiment
Below in conjunction with accompanying drawing, further illustrate the specific embodiment of the utility model sunk type overhead coach air conditioner, but be noted that enforcement of the present utility model is not limited to following embodiment.
Referring to Fig. 2.A sunk type overhead coach air conditioner, is the dual-system structure that four module splits of left-right and front-back arrange, and adopts two refrigeration systems of double-condenser 1 under compressor operating, double evaporators 14, two expansion valve 13, double-exhaust connection pipe 6, two feed liquor connection pipes 8.One or two positive displacements of described compressor 33 employing or scroll compressor.Condenser 1, evaporator 14, expansion valve 13 and exhaust, feed liquor connection pipe are arranged to two symmetrical, separate refrigeration structures: at interior condensation fan 4 and the condenser core 5(of arranging of condenser casing 2 referring to Fig. 3).Described condenser 1 adopts a pipe type air-cooled radiator or one to two parallel flow type air-cooled structure radiator.Described condensation fan 4 adopts air-draft-type prerotator, is skewed setting, and little with respect to the fan airflow organizational aspects streamline sinuousness of horizontal positioned like this, air-flow is more smooth and easy, and the Uniform Ventilation of core surface is better.1 condensation fan 4 described in platform at the most can be each side set at passenger vehicle top, by high outside and low outside mode and by 0 °～30 ° angle levels or tilt to install.
At interior evaporation fan 16, evaporator core 19 and the expansion valve 13 of arranging of evaporator shell 15; (referring to Fig. 4) described evaporator 14 adopts the radiator of two pipe types or pipe racks flat flow air-cooled structure; Employing is without the structure in transition air channel, and the air-out of evaporator 14 can directly blow to along both sides in car, has reduced like this drag losses in air-out transition air channel, also can guarantee that the Outside Dimensions of described evaporator 14 can meet the globality requirement of car load outline.Described evaporation fan 16 adopts many centrifugal double volute evaporation fans of even numbers.
Referring to Fig. 5.One side of described condenser core 5 one end is taken over to 24 by collecting pipe 23, condenser core and be connected with exhaust connection 6 with exhaust connection pressing plate 25, described exhaust connection 6 is connected with the freeing pipe 7 on freeing pipe adapter plate 27 by freeing pipe threaded connection 26, the opposite side of described condenser core 5 one end is fluid connection pipe place 35, it is connected with fluid connection pipe 8 by fluid connection pipe pressing plate 36, described fluid connection pipe 8 is connected with feed tube 9 by drain pipe threaded connection 29, described feed tube 9 is connected with liquid storage dryer 11 by liquid storage dryer inlet union 3001, by liquid storage dryer outlet connector 3002, connect a diversion three-way 31 again, by described diversion three-way 31, be connected with front steaming high-pressure pipe 17, after the premenstrual steaming shutoff valve 18 of front steaming high-pressure pipe 17, on evaporator shell 15, establish attachment point and connection pressing plate down, finally by vehicle body pipe, be connected with driver position front evaporator system, another along separate routes enters evaporator 14 after expansion valve 13 throttlings, whole process implementation being connected of condenser 1 and evaporator 14 and front evaporator system.
Referring to Fig. 6.Described two separate refrigeration structures are arranged in the mode of sunk type on the position of compartment baggage rack of Top Skin 32 both sides, below depressions (structural form of similar aircraft cabin both sides baggage rack): the avris in bus luggage case position arranges condenser fresh air inlet 3, (take headstock direction as the place ahead) condenser 1 can be arranged on evaporator 14 above or by evaporator 14 be arranged on condenser 1 before, front end at described evaporator shell 15 arranges the first new air door 2101, the second new air door 2102 is set in the rear end of described evaporator shell 15, the ventilation inlet of the described first new air door 2101 and the second new air door 2102 is separately positioned on a side at evaporator core 19 return air inlet places (when air-conditioning is opened, new wind is inhaled in evaporator 14 cavitys of return air inlet place side from the external world, through evaporator core 19 and be evaporated blower fan 16 after heat exchange with it and be blown in car, realize passing into of fresh air in compartment).Described two separate refrigeration structures are controlled by air conditioning control device.In enforcement, the end face of described condenser casing 2 and evaporator shell 15 and outer side edges can be made to evenly excessive arcuate structure, the highest point of refrigeration structure is not higher than middle Top Skin 32, the large plane that described arcuate structure can carry out in conjunction with the outline at passenger vehicle top uniform line transect transition and body side wall designs, and makes air-conditioning profile and passenger car top and gusset form the unified integral body (with reference to figure 7, Figure 11) of coordinating.
Two separate refrigeration structures described in the utility model specifically can relate to and install according to the designing requirement of passenger vehicle vehicle: conventionally dip plane and the bottom surface of the dip plane of described condenser casing 2 and bottom surface and evaporator shell 15 can be connected to (referring to Fig. 8,9,10) with coach roof, hold-down bolt 39Wei car load factory is embedded on body framwork 41 in advance according to the installation site of air-conditioning.During installation, condenser 1 and evaporator 14 are lifted respectively to body framwork 41, place rubber pad 40 on rear pad with the corresponding installation site on body framwork 41, then distinguish fastening hold-down bolt 39.
Described two separate refrigeration structures are subject to the control of air conditioning control device.Described air conditioning control device contains a personal-machine interface, by two electric-controlled boxes 22 that are arranged on the return air inlet position of left and right sides evaporator 14, by signal wire (SW), is connected and composed.In the man-machine interface of described air conditioning control device, contain the related contents such as read-out, control button and reflection air-conditioner temperature, on off state, wind speed, refrigeration return air temperature, defrosting temperature, new wind parameter, refrigeration mode, can realize the interlock of both sides refrigeration structure is controlled.The control setup of described air-conditioning can adopt existing electronic equipment and parts to make.
(referring to Fig. 7) the utility model sunk type overhead coach air conditioner is at the compartment of the position of bus luggage case arranged outside condenser ventilation inlet 021, on the top of condenser fan 4, condenser air outlet 022 is set, air intake is carrying out draining into outside compartment after forced-convection heat transfer with condenser core 5 again.Evaporator 14 is from the evaporator return air inlet 024 of inbuilt trunk position with the wind circulation in compartment, from the air in interior space 025 inhalation vehicle and the outdoor fresh air that sucks from fresh wind port, from evaporator return air inlet 024, enter the cooling forefoot area at expansion valve 13 places, the air of cooling forefoot area during by evaporator core 19 heat after fully being absorbed by evaporator core body 19, enter the cooling rear chamber that is provided with evaporation fan 16, finally be evaporated blower fan 16 and be blown into interior space 025 by evaporator air outlet 023, complete the wind circulation in evaporator 14 and compartment.
The basic operation scheme of the utility model sunk type overhead coach air conditioner is:
Adopt the split type dual-system structure being arranged symmetrically with, double-compressor 33, double-condenser 1, double evaporators 14 form left and right two cover refrigeration systems, and they can link left and right; Its concrete process of refrigerastion is: the vehicle body return-air connection pipe 38 of low-pressure gaseous refrigerant through being connected with overhead inner return-air pipe 10 enters left side compressor, after compressor 33 compressions, form high temperature and high pressure gas, through vehicle body exhaust connection 34, enter condenser 1: under condensation fan semi-finals condenser core 5 processed and air heat exchange, high-temperature high-pressure refrigerant gas is cooled into the liquid of middle temperature high pressure in condenser 1; Described middle temperature highly pressurised liquid enters evaporator 14 after liquid storage dryer 11 dry filters are by expansion valve 13 throttlings, after evaporation fan Final 16 evaporator core 19 processed and compartment inner circulating air interchange of heat, realize refrigeration, the refrigerant air-liquid two-phase fluid of low-temp low-pressure becomes low-temp low-pressure gas after the interior expansion absorption heat of evaporator 14, low-temp low-pressure gas cooled via return air pipe 10 is communicated with vehicle body return-air connection pipe 38, finally be inhaled into compressor 33, realize whole refrigerating cycle.
The utility model is when adopting double-compressor refrigeration system operation, and the circulation of refrigerant is non-interference, realizes left and right sides system synchronization move by air conditioning control device.
If while adopting the two refrigeration systems operation of single compressor (referring to Figure 11), low-pressure gaseous refrigerant forms high temperature and high pressure gas after compressor 33 compressions, through three-way bar tracheae 42, be divided into left and right two-way and enter respectively left side and right side condenser 1, two refrigeration systems are independent operating respectively; Finally, the muffler 10 of both sides is pooled together refrigerant vapour and is sucked by compressor 33 by the threeway muffler 43 being attached thereto, thereby realizes whole refrigerating cycle.
At the utility model sunk type overhead coach air conditioner, in operational process, the air conditioning control device of double-compressor dual system is controlled the synchronous start and stop of blower fan in two compressors and both sides circulating system; The start and stop of the air conditioning control device control compressor of single compressor dual system are synchronizeed with the blower fan start and stop in the circulating system of both sides.
Claims (8)
1. a sunk type overhead coach air conditioner, dual-system structure for four module splits settings of left-right and front-back, the refrigeration system of double-condenser, double evaporators, two expansion valve and the two feed pipes of employing under compressor operating, is arranged to two symmetrical, separate refrigeration structures by condenser, evaporator; It is characterized in that: described two refrigeration structures are arranged in the mode of sunk type on the position of compartment baggage rack of roof both sides depression: evaporator be arranged on condenser above or condenser is arranged on to the front end of evaporator, front end at described evaporator shell arranges the first new air door, the second new air door is set in the rear end of described evaporator shell, the ventilation inlet of the described first new air door and the second new air door is separately positioned on a side at evaporator core return air inlet place, and described two separate refrigeration structures are controlled by air conditioning control device; The highest point of described two refrigeration structures is not higher than the covering in the middle of roof: the top cover radian of described two refrigeration structures is the part to body side wall transition by roof, described two refrigeration structure marginal textures are consistent with the large plane of body side wall, and the profile of the refrigeration structure after installation and passenger car top and gusset form unified integral body.
2. sunk type overhead coach air conditioner according to claim 1, it is characterized in that, described air conditioning control device contains a personal-machine interface, by two electric-controlled boxes that are arranged on left and right sides evaporator return air inlet position, by signal wire (SW), is connected and composed, and realizes the interlock of both sides refrigeration structure.
3. sunk type overhead coach air conditioner according to claim 1, it is characterized in that, described two separate refrigeration structures, wherein left side condenser is only connected with left side evaporator, right side condenser is only connected with right side evaporator, the overhead unit Hu Bu UNICOM on left side and right side.
4. sunk type overhead coach air conditioner according to claim 1, it is characterized in that, described compressor adopts one or two positive displacements or many scroll compressors, when adopting double compressor system, left and right sides refrigeration system is separate, and refrigerant circulation is independent of each other.
5. sunk type overhead coach air conditioner according to claim 1, is characterized in that, the monomer of described condenser is a pipe type heat exchanger or one the flat shape flow heat exchanger of platform at the most.
6. sunk type overhead coach air conditioner according to claim 5, is characterized in that, the condensation fan of described condenser adopts air-draft-type or presses wind formula prerotator.
7. sunk type overhead coach air conditioner according to claim 6, is characterized in that, described condensation fan each side arranges one or more at passenger vehicle top, by the low mode in high center, vehicle body both sides and by 0 °～30 ° angles, is obliquely installed.
8. sunk type overhead coach air conditioner according to claim 1, is characterized in that, described evaporator adopts without transition air channel structure, and evaporator air-out directly blows in car along both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320549729.5U CN203528250U (en) | 2013-09-05 | 2013-09-05 | Sinking type top passenger car air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320549729.5U CN203528250U (en) | 2013-09-05 | 2013-09-05 | Sinking type top passenger car air conditioner |
Publications (1)
| Publication Number | Publication Date |
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| CN203528250U true CN203528250U (en) | 2014-04-09 |
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ID=50414501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320549729.5U Withdrawn - After Issue CN203528250U (en) | 2013-09-05 | 2013-09-05 | Sinking type top passenger car air conditioner |
Country Status (1)
| Country | Link |
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| CN (1) | CN203528250U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104228521A (en) * | 2014-08-28 | 2014-12-24 | 上海加冷松芝汽车空调股份有限公司 | Light-weight and energy-saving upwind type set-top air conditioner of passenger car |
| CN103496309B (en) * | 2013-09-05 | 2015-11-11 | 上海加冷松芝汽车空调股份有限公司 | Sunken type top-set air-conditioner of passenger car |
| CN109720171A (en) * | 2019-03-04 | 2019-05-07 | 湖北美标汽车制冷系统有限公司 | Double-compressor and the heavy truck air-conditioning system of double steamings |
-
2013
- 2013-09-05 CN CN201320549729.5U patent/CN203528250U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103496309B (en) * | 2013-09-05 | 2015-11-11 | 上海加冷松芝汽车空调股份有限公司 | Sunken type top-set air-conditioner of passenger car |
| CN104228521A (en) * | 2014-08-28 | 2014-12-24 | 上海加冷松芝汽车空调股份有限公司 | Light-weight and energy-saving upwind type set-top air conditioner of passenger car |
| CN109720171A (en) * | 2019-03-04 | 2019-05-07 | 湖北美标汽车制冷系统有限公司 | Double-compressor and the heavy truck air-conditioning system of double steamings |
| CN109720171B (en) * | 2019-03-04 | 2024-01-26 | 湖北美标汽车制冷系统有限公司 | Double-compressor and double-steaming heavy-duty truck air conditioning system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140409 Effective date of abandoning: 20151111 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |