CN211592163U - Air conditioning system of hybrid vehicle - Google Patents
Air conditioning system of hybrid vehicle Download PDFInfo
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- CN211592163U CN211592163U CN201922259115.3U CN201922259115U CN211592163U CN 211592163 U CN211592163 U CN 211592163U CN 201922259115 U CN201922259115 U CN 201922259115U CN 211592163 U CN211592163 U CN 211592163U
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Abstract
The utility model belongs to the technical field of air conditioners for hybrid vehicles, and discloses an air conditioning system of a hybrid vehicle, which comprises an air conditioner driving power supply, a compressor assembly, an air conditioner control chip and an air conditioner control circuit; the air conditioner driving power supply comprises an air conditioner generator and a charging storage battery, the air conditioner generator is connected with an engine of the hybrid electric vehicle, the air conditioner generator and the charging storage battery are connected into an air conditioner control circuit in parallel, an electromagnetic valve is connected between the charging storage battery and the air conditioner control circuit, the dual-power supply safety power supply of the compressor assembly is realized based on the air conditioner control circuit, and the air conditioner can also form effective operation when the engine stops running; in addition, compressor assembly and air conditioner control chip all connect in air conditioner control circuit, and air conditioner control chip supplies power based on rechargeable battery jar.
Description
Technical Field
The utility model belongs to the technical field of air conditioner for the hybrid vehicle, concretely relates to air conditioning system of hybrid vehicle.
Background
Based on the current requirements of energy conservation and emission reduction, the hybrid electric vehicle gradually becomes the mainstream of a new energy vehicle. The hybrid vehicle is provided with an engine set and a generator set, so that the vehicle has great advantage in cruising ability. The air conditioner adapted to the hybrid vehicle still adopts a traditional air conditioning system, namely an engine set is adopted to drive the air conditioner.
The system specifically refers to the structural schematic diagram shown in fig. 1, and includes an air conditioner driving power supply, a compressor assembly, an air conditioner control chip, an air conditioner control circuit and other basic components, wherein the air conditioner driving power supply is composed of an air conditioner generator, the air conditioner generator is connected with an engine of a hybrid vehicle, and the compressor assembly includes a compressor 1 and an overhead assembly; however, the system has the following problems in practical use:
(1) when the engine of the vehicle stops running, the air conditioner generator cannot be driven, so that the air conditioner is also powered off, and the fan cannot work; (2) when the air conditioner needs to refrigerate, the engine is requested to drive, and at the moment, if the engine is still in a starting state, the instant loading of the air conditioner load can cause the starting overload phenomenon of the engine, so that the dual power supply of the compressor assembly cannot be safely realized.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hybrid vehicle's air conditioning system can realize the dual power supply of compressor assembly safely.
In order to achieve the above object, the utility model provides a following technical scheme: an air conditioning system of a hybrid vehicle comprises an air conditioning driving power supply, a compressor assembly, an air conditioning control chip and an air conditioning control circuit; the air conditioner driving power supply comprises an air conditioner generator and a charging storage battery, the air conditioner generator is connected with an engine of the hybrid electric vehicle, the air conditioner generator and the charging storage battery are connected into the air conditioner control circuit in parallel, an electromagnetic valve (KL) is connected between the charging storage battery and the air conditioner control circuit, and the dual-power supply of the compressor assembly is realized based on the air conditioner control circuit;
the air conditioner control circuit is provided with a first gear relay (KS 1), a second gear relay (KS 2), a limiting relay (KAC) and a time delay relay (KT); the first gear relay (KS 1) and the second gear relay (KS 2) are matched with the electromagnetic valve (KL) to be opened and closed;
the compressor assembly comprises a compressor and an overhead assembly; be equipped with refrigeration drive circuit, trouble feedback circuit and excitation circuit among the air conditioner control circuit, wherein the excitation circuit is connected between compressor and air conditioner generator, and delay relay (KT) connects in the excitation circuit, refrigeration drive circuit and trouble feedback circuit connect between compressor and air conditioner control chip, just restriction relay (KAC) connect in refrigeration drive circuit.
Preferably, the compressor assembly and the air conditioner control chip are both connected to the air conditioner control circuit, and the air conditioner control chip supplies power based on the rechargeable battery.
Preferably, a third-gear adjusting circuit is further arranged in the air-conditioning control circuit and connected between the air-conditioning control chip and the overhead assembly to form third-gear adjustment of the air-conditioning system; the first gear relay and the second gear relay are respectively connected with the second gear circuit and the third gear circuit.
Preferably, the overhead assembly comprises an evaporation assembly and a condensation assembly, wherein the evaporation assembly comprises an evaporation heat exchanger and an evaporation fan, and the three-gear adjusting lines are connected with the evaporation fan; the condensation subassembly includes condensation heat exchanger and condensation fan, and the condensation fan is opened and close with the compressor cooperation.
Preferably, the overhead assembly further comprises a connecting pipeline and a four-way reversing valve, wherein the connecting pipeline four-way reversing valve, the condensing component and the evaporating component are sequentially connected.
Preferably, the overhead assembly further comprises a thermostatic expansion valve and a drying tank, and the thermostatic expansion valve and the drying tank are sequentially connected between the condensing component and the evaporating component.
Compared with the prior art, the utility model, following beneficial effect has:
(1) the utility model discloses set up be equipped with refrigeration drive circuit, trouble feedback circuit and excitation circuit among the air conditioner control circuit, can detect air conditioner circuit trouble comprehensively to the dual power supply of compressor assembly is realized to the safety. In addition, a charging power supply of the hybrid electric vehicle is connected into the air conditioner through the electromagnetic valve, so that the charging power supply can supply power to the air conditioner when the engine stops running, and the effective running of the air conditioner is ensured.
(2) The utility model is also provided with two gear relays, and the synchronous opening and closing is carried out based on the opening and closing of the electromagnetic valve, so that the air conditioner can only work at low gear when the power supply of the charging power supply is limited, thereby achieving the effective power saving effect;
additionally, the utility model discloses still be equipped with a restriction relay, and the restriction relay can be opened and close with the solenoid valve cooperation for when the air conditioner carries out charging source's power supply, only can ventilate and start, both satisfied the demand of travelling comfort in the car, further improved the power saving effect again.
Drawings
FIG. 1 is a schematic diagram of a conventional air conditioning system;
fig. 2 is a schematic structural diagram of an air conditioning system provided by the present invention;
fig. 3 is a schematic structural diagram of the compressor assembly of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 2, the air conditioning system of the hybrid vehicle of the present invention includes an air conditioner driving power supply, a compressor assembly, an air conditioner control chip and an air conditioner control circuit, wherein the compressor assembly includes a compressor 1 and an overhead assembly;
an electromagnetic valve KL is additionally arranged on the basis of the basic component, so that an air conditioner driving power supply comprises an air conditioner generator and a charging storage battery, and the effect of the combined action of the air conditioner generator and the charging storage battery is achieved; the electromagnetic valve KL is connected between a charging storage battery and an air conditioner control circuit of the hybrid electric vehicle, and the charging storage battery and an air conditioner generator are connected into the air conditioner control circuit in parallel, so that the dual power supply of a compressor assembly is realized, and when an engine is shut down, the whole air conditioner system can form a corresponding operation effect to meet the requirement of ventilation in the vehicle;
in the embodiment, a refrigeration driving circuit, a fault feedback circuit, an excitation circuit and a three-gear adjusting circuit are arranged in an air conditioner control circuit; wherein the excitation circuit is connected with the air conditioner generator; the refrigeration driving circuit and the fault feedback circuit are both connected with the compressor 1; the third-gear adjusting circuit is connected with the overhead assembly;
based on the fact that a first gear relay KS1, a second gear relay KS2 and a limiting relay KAC are additionally arranged, wherein the first gear relay KS1 and the second gear relay KS2 are connected to a second gear line and a third gear line in a three-gear adjusting line, and the two gear relays and an electromagnetic valve KL form synchronous opening and closing, so that the fact that only one gear of an evaporation fan can be started to operate when an air conditioner supplies power to a charging battery is guaranteed, and power consumption in the state is effectively reduced;
the limiting relay KAC is connected in the refrigeration driving circuit, and when the electromagnetic valve KL is closed, the limiting relay KAC is in an off state, so that the condition that the air conditioner can only start the ventilation of the evaporation fan and cannot start refrigeration when the power supply of the charging battery is carried out is limited, and the power consumption in the state is further reduced.
Example 2
Based on embodiment 1, add delay relay KT, and delay relay KT connects in the excitation circuit to this makes the air conditioner have certain delay effect when starting the refrigeration, thereby guarantees to insert the air conditioner load after the engine completely starts, forms certain protection to the self-starting of engine, avoids appearing the problem of start failure or damage engine drive gear because of the load is too big.
Combining the above embodiments 1 and 2, and referring to fig. 3, in the present invention, preferably, the overhead assembly includes an air conditioning pipeline 2, a four-way reversing valve 3, a condensing assembly 5, a thermostatic expansion valve 6, a drying tank 7 and an evaporating assembly 4, which are connected in sequence; the evaporation assembly 4 comprises an evaporation heat exchanger and an evaporation fan, and three lines are connected with the evaporation fan; the condensation component 5 comprises a condensation heat exchanger and a condensation fan, and the condensation fan is matched with the compressor 1 to be opened and closed.
To sum up, the utility model provides an air conditioning system's control drive:
(1) the air conditioner is turned off, the air conditioner control chip is powered off, and the air conditioner is not started and is irrelevant to whether the engine runs or not;
(2) when the air conditioner is started to ventilate, the air conditioner control chip is electrified, the excitation line provides a starting signal for the air conditioner generator, one of the three-gear adjusting lines is controlled to be connected, and the refrigeration driving line and the fault feedback line are disconnected (namely the limiting relay KAC is disconnected):
when the engine is driven, the air conditioner control chip receives engine starting feedback, controls the delay relay KT to be switched off, does not start the air conditioner generator until the delay of the delay relay KT is finished to form attraction, then generates power by the air conditioner generator, and drives the evaporation fan to operate in a first gear, a second gear or a third gear according to a conducted third gear adjusting circuit;
when the engine is not driven, the air conditioner generator is not started, the attraction electromagnetic valve KL is powered by the rechargeable battery, meanwhile, the engine starting feedback is not received, the attraction delay relay KT is connected, the first gear relay KS1 and the second gear relay KS2 are disconnected, a first gear circuit can be conducted in the three-gear adjusting circuit, and therefore the rechargeable battery is used for supplying power to drive the evaporation fan to operate at a first gear.
(3) The air conditioner starts refrigeration, when an engine runs, an air conditioner control chip is electrified, a starting signal is provided for an air conditioner generator by an excitation line, one of three-gear adjusting lines is controlled to be conducted (namely, a first gear relay KS1 and a second gear relay KS2 are attracted), a refrigeration driving line and a fault feedback line are conducted (namely, a limiting relay KAC is attracted), the air conditioner control chip receives engine starting feedback, a delay relay KT is controlled to be disconnected to form starting delay, after the delay is finished, an evaporation fan is driven based on the same principle in ventilation starting (when the engine runs), and a compressor 1 and a condensation fan are driven simultaneously to achieve refrigeration running of the air conditioner.
(4) The air conditioner starts refrigeration and the engine does not run, and the first-gear running of the evaporation fan is forced based on the same principle in ventilation starting (when the engine does not run); specifically, the electromagnetic valve KL is closed and the limiting relay KAC is disconnected at the same time, so that the rechargeable battery cannot be refrigerated when being powered;
meanwhile, the engine is started based on a refrigeration starting request, the vehicle receives a request signal, the engine is started, refrigeration operation is carried out based on the same principle in the step (3), power supply switching between the charging battery and the air conditioner generator is also achieved in the process, namely when the time delay of the time delay relay KT is finished, the limiting relay KAC is attracted, and the electromagnetic valve KL is disconnected.
The utility model is also provided with a delay relay, which realizes the delay of the refrigeration start of the air conditioner based on the delay effect of the delay relay, thereby ensuring that the air conditioner is driven to refrigerate after the engine is completely started, thereby avoiding the overload phenomenon of the engine when the engine is started and forming the protection effect to the engine; and the limiting relay is matched with the delay relay to ensure the effective starting of the air-conditioning refrigeration component.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The air conditioning system of the hybrid vehicle is characterized by comprising an air conditioner driving power supply, a compressor assembly, an air conditioner control chip and an air conditioner control circuit; the air conditioner driving power supply comprises an air conditioner generator and a charging storage battery, the air conditioner generator is connected with an engine of the hybrid electric vehicle, the air conditioner generator and the charging storage battery are connected into the air conditioner control circuit in parallel, an electromagnetic valve KL is connected between the charging storage battery and the air conditioner control circuit, and the dual-power supply of the compressor assembly is realized based on the air conditioner control circuit;
the air conditioner control circuit is provided with a first gear relay KS1, a second gear relay KS2, a limiting relay KAC and a time delay relay KT; the first gear relay KS1 and the second gear relay KS2 are matched with the electromagnetic valve KL to be opened and closed;
the compressor assembly comprises a compressor (1) and a top-set assembly; be equipped with refrigeration drive circuit, trouble feedback circuit and excitation circuit among the air conditioner control circuit, wherein the excitation circuit is connected between compressor (1) and air conditioner generator, and delay relay KT connects in the excitation circuit, refrigeration drive circuit and trouble feedback circuit connect between compressor (1) and air conditioner control chip, just restriction relay KAC connects in the refrigeration drive circuit.
2. The air conditioning system of a hybrid vehicle according to claim 1, characterized in that: the compressor assembly and the air conditioner control chip are connected in the air conditioner control circuit, and the air conditioner control chip supplies power based on the rechargeable battery jar.
3. The air conditioning system of a hybrid vehicle according to claim 1, characterized in that:
the overhead assembly comprises an evaporation component (4) and a condensation component (5), wherein the evaporation component (4) comprises an evaporation heat exchanger and an evaporation fan; the condensation component (5) comprises a condensation heat exchanger and a condensation fan, and the condensation fan is matched with the compressor (1) to be opened and closed.
4. The air conditioning system of a hybrid vehicle according to claim 3, characterized in that: the overhead assembly further comprises a connecting pipeline (2) and a four-way reversing valve (3), wherein the connecting pipeline (2), the four-way reversing valve (3), the condensing assembly (5) and the evaporating assembly (4) are sequentially connected.
5. The air conditioning system of a hybrid vehicle according to claim 3, characterized in that: the overhead assembly further comprises a thermal expansion valve (6) and a drying tank (7), and the thermal expansion valve (6) and the drying tank (7) are sequentially connected between the condensing component (5) and the evaporating component (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922259115.3U CN211592163U (en) | 2019-12-17 | 2019-12-17 | Air conditioning system of hybrid vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922259115.3U CN211592163U (en) | 2019-12-17 | 2019-12-17 | Air conditioning system of hybrid vehicle |
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| Publication Number | Publication Date |
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| CN211592163U true CN211592163U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922259115.3U Active CN211592163U (en) | 2019-12-17 | 2019-12-17 | Air conditioning system of hybrid vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116599205A (en) * | 2023-07-18 | 2023-08-15 | 广州市深发机电实业发展有限公司 | Automatic shutdown and power supply switching device for container type gas generator set |
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2019
- 2019-12-17 CN CN201922259115.3U patent/CN211592163U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116599205A (en) * | 2023-07-18 | 2023-08-15 | 广州市深发机电实业发展有限公司 | Automatic shutdown and power supply switching device for container type gas generator set |
| CN116599205B (en) * | 2023-07-18 | 2024-02-27 | 广州市深发机电实业发展有限公司 | Automatic shutdown and power supply switching device for container type gas generator set |
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