阅读说明：本技术 一种高稳定性双动力空调 (High-stability double-power air conditioner ) 是由 骆仁星 李军 汪军 骆辰 于 2021-09-02 设计创作，主要内容包括：本发明公开了一种高稳定性双动力空调,包括空调机构、发动机、储蓄电源以及与空调机构相对应的两组伺服电机,空调机构包括第一压缩机、第二压缩机、冷凝器、蒸发器组、膨胀阀、干燥罐和润滑构件,第一压缩机和第二压缩机的输出端均通过五通阀与冷凝器、蒸发器组连通,第一压缩机和第二压缩机的输出端串接有单向阀,本发明涉及空调技术领域。该高稳定性双动力空调,通过将第一蒸发器和第二蒸发器之间设置为并联,系统低压压力过低时,加大蒸发器,防止引起芯体结霜的问题,又降低运行成本,完美实现油液与电力价格互补,压缩机与多种动力机构的良好匹配,从而使得各设备均能工作在最佳状态,实现整个系统的经济和稳定运行。(The invention discloses a high-stability double-power air conditioner which comprises an air conditioning mechanism, an engine, a storage power supply and two groups of servo motors corresponding to the air conditioning mechanism, wherein the air conditioning mechanism comprises a first compressor, a second compressor, a condenser, an evaporator group, an expansion valve, a drying tank and a lubricating component, the output ends of the first compressor and the second compressor are communicated with the condenser and the evaporator group through a five-way valve, and the output ends of the first compressor and the second compressor are connected with a one-way valve in series. This high stability double dynamical air conditioner through set up to parallelly connected between first evaporimeter and the second evaporimeter, when system low pressure was crossed low, increases the evaporimeter, prevents to arouse the problem that the core frosted, reduces the running cost again, and perfect realization fluid is complementary with the electric power price, and the compressor is well matchd with multiple power unit to make each equipment homoenergetic work at the optimum, realize entire system's economy and steady operation.)

1. The utility model provides a two power air conditioners of high stability, includes air conditioning mechanism (1), engine (2), deposit power supply (3) and two sets of servo motor (4) corresponding with air conditioning mechanism (1), its characterized in that: the air conditioning mechanism (1) comprises a first compressor (11), a second compressor (12), a condenser (13), an evaporator group (14), an expansion valve (15), a drying tank (16) and a lubricating component (19), wherein the output ends of the first compressor (11) and the second compressor (12) are communicated with the condenser (13) and the evaporator group (14) through a five-way valve (17), the output ends of the first compressor (11) and the second compressor (12) are connected in series with a one-way valve (18), the evaporator group (14) is communicated with the condenser (13), the drying tank (16) is connected between the evaporator group (14) and the condenser (13) in series, and the expansion valve (15) is connected at the output end of the evaporator group (14) in series;

the output ends of the servo motors (4) are fixedly connected with the input ends of the first compressor (11) and the second compressor (12) respectively, and the input ends of the servo motors (4) are connected with the engine (2) and the storage power supply (3) respectively.

2. The high-stability dual-power air conditioner as claimed in claim 1, wherein: the first compressor (11) is an oil-liquid compressor, the second compressor (12) is an electric-energy compressor, the evaporator group (14) comprises a first evaporator (141) and a second evaporator (142), and the first evaporator (141) and the second evaporator (142) are connected in parallel.

3. The high-stability dual-power air conditioner as claimed in claim 1, wherein: the engine (2) comprises an oil-gas separator (21), the oil-gas separator (21) comprises a shell (211) and an air return prevention device (212), and the left part and the bottom of the shell (211) are respectively communicated with an oil inlet pipe (213) and an oil outlet pipe (214).

4. The high-stability dual-power air conditioner as claimed in claim 3, wherein: the upper portion of casing (211) is seted up atmospheric pressure groove (2111), the middle part intercommunication of atmospheric pressure groove (2111) has outlet duct (2112), the outside of atmospheric pressure groove (2111) department is seted up has gas pocket (2113).

5. The high-stability dual-power air conditioner as claimed in claim 3, wherein: the air return prevention device (212) comprises a cover plate (2121), the cover plate (2121) is arranged on the upper portion of the shell (211) in a covering mode, and an air film (215) is arranged between the cover plate (2121) and the shell (211) in a clamping mode.

6. The high-stability dual-power air conditioner as claimed in claim 5, wherein: the middle part of the cover plate (2121) is fixedly connected with a hole pressing head (2123) through a spring (2122), the bottom end of the hole pressing head (2123) is in compression joint with the upper port of the air outlet pipe (2112), and the outer side of the hole pressing head (2123) is fixedly connected with the middle part of the air film (215).

7. The high-stability dual-power air conditioner as claimed in claim 1, wherein: the equal fixedly connected with fluid sensor (5) in upper portion of first compressor (11) and second compressor (12), the output of fluid sensor (5) runs through in the bearing department of first compressor (11) and second compressor (12), logical hydraulic fluid port (111) have all been seted up on the upper portion of first compressor (11) and second compressor (12) bearing department.

8. The high-stability dual-power air conditioner as claimed in claim 7, wherein: the lubricating component (19) comprises a lubricating oil tank (191), the bottom of the lubricating oil tank (191) is communicated with an oil through hole (111) through an oil through pipe (192), and the middle of the oil through pipe (192) is connected with an electromagnetic valve (193) in series.

Technical Field

The invention relates to the technical field of air conditioners, in particular to a high-stability dual-power air conditioner.

Background

In the equipment for adjusting the temperature in the vehicle by the vehicle-mounted air conditioning system, a compressor in the existing vehicle-mounted air conditioning system is driven by an engine, and fans (including a condenser fan and an evaporator fan) in the air conditioning system are powered by a vehicle-mounted power supply.

However, the existing dual-power air conditioner has the following problems:

1. the lubricating oil usage specifications of two groups of compressors of the equipment are inconsistent, and the lubricating oil is invalid due to the mixing of different types of lubricating oil;

2. during the system operation, the low pressure of the compressor is too low, so that the core frosts;

3. the oil-gas separator arranged in the system is poor in matching performance with a vehicle-mounted air conditioner, and the ball float valve is frequently opened due to bumping of a vehicle.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a high-stability dual-power air conditioner, which solves the problems that different types of lubricating oil are mixed to cause failure of the lubricating oil, core frosting is caused, and a float valve is opened frequently due to bumping of a vehicle.

In order to achieve the purpose, the invention is realized by the following technical scheme: a high-stability double-power air conditioner comprises an air conditioner mechanism, an engine, a storage power supply and two groups of servo motors corresponding to the air conditioner mechanism, wherein the air conditioner mechanism comprises a first compressor, a second compressor, a condenser, an evaporator group, an expansion valve, a drying tank and a lubricating member, the output ends of the first compressor and the second compressor are communicated with the condenser and the evaporator group through a five-way valve, the output ends of the first compressor and the second compressor are connected in series with a one-way valve, the evaporator group is communicated with the condenser, the drying tank is connected between the evaporator group and the condenser in series, and the expansion valve is connected at the output end of the evaporator group in series;

the output ends of the two groups of servo motors are fixedly connected with the input ends of the first compressor and the second compressor respectively, and the input ends of the two groups of servo motors are connected with the engine and the storage power supply respectively.

Preferably, the first compressor is an oil compressor, the second compressor is an electric energy compressor, the evaporator group comprises a first evaporator and a second evaporator, and the first evaporator and the second evaporator are connected in parallel.

Preferably, the engine comprises an oil-gas separator, the oil-gas separator comprises a shell and an air return prevention device, and the left part and the bottom of the shell are respectively communicated with an oil inlet pipe and an oil outlet pipe.

Preferably, the upper part of the shell is provided with a pneumatic groove, the middle part of the pneumatic groove is communicated with an air outlet pipe, and the outer side of the pneumatic groove is provided with an air hole.

Preferably, the air return prevention device comprises a cover plate, the cover plate is arranged on the upper portion of the shell in a covering mode, and an air film is arranged between the cover plate and the shell in a clamping mode.

Preferably, the middle part of the cover plate is fixedly connected with a hole pressing head through a spring, the bottom end of the hole pressing head is in compression joint with the upper port of the air outlet pipe, and the outer side of the hole pressing head is fixedly connected with the middle part of the air film.

Preferably, the upper portions of the first compressor and the second compressor are fixedly connected with oil sensors, the output ends of the oil sensors penetrate through the bearings of the first compressor and the second compressor, and oil through ports are formed in the upper portions of the bearings of the first compressor and the second compressor.

Preferably, the lubricating component comprises a lubricating oil tank, the bottom of the lubricating oil tank is communicated with the oil through hole through an oil pipe, and the middle of the oil through pipe is connected with an electromagnetic valve in series.

Advantageous effects

The invention provides a high-stability dual-power air conditioner. Compared with the prior art, the method has the following beneficial effects:

(1) the high-stability dual-power air conditioner is characterized in that the output ends of a first compressor and a second compressor are communicated with a condenser and an evaporator set through a five-way valve, the output ends of the first compressor and the second compressor are connected in series with a one-way valve, a drying tank is connected in series between the evaporator set and the condenser, an expansion valve is connected in series at the output end of the evaporator set, the output ends of two sets of servo motors are fixedly connected with the input ends of the first compressor and the second compressor respectively, the input ends of the two sets of servo motors are connected with an engine and a storage power supply respectively, the evaporator set comprises a first evaporator and a second evaporator, the first evaporator and the second evaporator are connected in parallel, the evaporators are increased when the low-pressure of the system is too low, the problem of core frosting is avoided, the running cost is reduced, and the complementation of oil liquid and electric power price is perfectly realized, meanwhile, the compressor is well matched with various power mechanisms, so that all the devices can work in the best state, and the economical and stable operation of the whole system is realized.

(2) The high-stability double-power air conditioner is characterized in that an oil inlet pipe and an oil outlet pipe are respectively communicated with the left part and the bottom part of a shell, an air pressure groove is formed in the upper part of the shell, an air outlet pipe is communicated with the middle part of the air pressure groove, an air hole is formed in the outer side of the air pressure groove, a cover plate is arranged on the upper part of the shell in a covering mode, an air film is clamped between the cover plate and the shell, a pressure hole head is fixedly connected to the middle part of the cover plate through a spring, the bottom end of the pressure hole head is in pressure joint with the upper end opening of the air outlet pipe, the outer side of the pressure hole head is fixedly connected with the middle part of the air film, the pressure hole head is pushed by the spring to seal the upper end opening of the air outlet pipe, separated gas is prevented from returning into an oil-gas separator, accumulated pressure of the gas pushes the air film, the pressure hole head is separated from the upper end opening of the air outlet pipe, the gas is discharged, the phenomenon that oil is burnt due to the oil caused by the fact that the oil is not effectively filtered is avoided, and the engine is damaged is solved, the frequent opening of the float valve is caused by the bumping of the vehicle.

(3) This high stability dual-power air conditioner, through the equal fixedly connected with fluid sensor in the upper portion of first compressor and second compressor, the output of fluid sensor runs through in the bearing department of first compressor and second compressor, the oil feed-through mouth has all been seted up on the upper portion of first compressor and second compressor bearing department, the bottom of lubricating-oil tank all communicates with oil feed-through mouth department through leading to oil pipe, the solenoid valve has been concatenated at oil feed-through pipe's middle part, utilize the bearing department lubricating oil consume condition of fluid sensor detection first compressor and second compressor, then open the oil feed-through mouth and carry out the oiling to bearing department through the solenoid valve, it is controllable to add convenience, need not artifically, the lubricating-oil tank pours into the same lubricating oil to first compressor and second compressor simultaneously, avoid the lubricating oil of different grade type to mix can lead to lubricating oil inefficacy.

Drawings

FIG. 1 is a block diagram of the system of the present invention;

FIG. 2 is a system flow diagram of the present invention;

FIG. 3 is a system block diagram of the evaporator set of the present invention;

FIG. 4 is a structural sectional view of an oil-gas separator according to the present invention;

fig. 5 is a structural sectional view of the lubricating member of the present invention.

In the figure: 1. an air conditioning mechanism; 11. a first compressor; 111. an oil through hole; 12. a second compressor; 13. a condenser; 14. an evaporator group; 141. a first evaporator; 142. a second evaporator; 15. an expansion valve; 16. a drying tank; 17. a five-way valve; 18. a one-way valve; 19. a lubricating member; 191. a lubricating oil tank; 192. an oil pipe is communicated; 193. an electromagnetic valve; 2. an engine; 21. an oil-gas separator; 211. a housing; 2111. an air pressure tank; 2112. an air outlet pipe; 2113. air holes; 212. an air return prevention device; 2121. a cover plate; 2122. a spring; 2123. a hole pressing head; 213. an oil inlet pipe; 214. an oil outlet pipe; 215. a gas film; 3. storing the power supply; 4. a servo motor; 5. an oil sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a high-stability double-power air conditioner comprises an air conditioning mechanism 1, an engine 2, a storage power supply 3 and two groups of servo motors 4 corresponding to the air conditioning mechanism 1, wherein the engine 2 comprises an oil-gas separator 21, the oil-gas separator 21 comprises a shell 211 and an air return prevention device 212, the left part and the bottom part of the shell 211 are respectively communicated with an oil inlet pipe 213 and an oil outlet pipe 214, the upper part of the shell 211 is provided with an air pressure groove 2111, the middle part of the air pressure groove 2111 is communicated with an air outlet pipe 2112, the outer side of the air pressure groove 2111 is provided with an air hole 2113, the air return prevention device 212 comprises a cover plate 2121, the cover plate 2121 is covered on the upper part of the shell 211, an air film 215 is arranged between the cover plate 2121 and the shell 211, the middle part of the cover plate 2121 is fixedly connected with a pressure hole head 2123 through a spring 2122, the bottom end of the pressure hole head 2123 is in pressure joint with the upper end opening of the air outlet pipe 2112, the outer side of the pressure hole head 2123 is fixedly connected with the middle part of the air film 215, the spring 2122 is used for pushing the pressure hole head 2123 to block the upper end opening of the air outlet pipe 2112, the air-conditioning mechanism 1 comprises a first compressor 11, a second compressor 12, a condenser 13, an evaporator group 14, an expansion valve 15, a drying tank 16 and a lubricating member 19, the output ends of the first compressor 11 and the second compressor 12 are communicated with the condenser 13 and the evaporator group 14 through a five-way valve 17, the output ends of the first compressor 11 and the second compressor 12 are connected in series with a one-way valve 18, the upper parts of the first compressor 11 and the second compressor 12 are fixedly connected with an oil sensor 5, and the model of the oil sensor 5 is HDL602, the output end of the oil sensor 5 penetrates through the bearings of the first compressor 11 and the second compressor 12, oil through ports 111 are formed in the upper portions of the bearings of the first compressor 11 and the second compressor 12, the lubricating component 19 comprises a lubricating oil tank 191, the bottoms of the lubricating oil tank 191 are communicated with the oil through ports 111 through oil through pipes 192, an electromagnetic valve 193 is connected in series in the middle of the oil through pipe 192, the electromagnetic valve 193 is in the model of CKD VSWM-H10-F-6-X00321, the oil loss condition of the bearings of the first compressor 11 and the second compressor 12 is detected by the oil sensor 5, then the oil through ports 111 are opened through the electromagnetic valve 193 and the bearings are filled with oil, the addition is convenient and controllable, manual work is not needed, meanwhile, the same lubricating oil is injected into the first compressor 11 and the second compressor 12 through the lubricating oil tank 191, and lubricating oil failure caused by the mixing of different types of lubricating oil is avoided, the evaporator group 14 is communicated with the condenser 13, the drying tank 16 is connected in series between the evaporator group 14 and the condenser 13, the expansion valve 15 is connected in series at the output end of the evaporator group 14, the output ends of the two groups of servo motors 4 are respectively fixedly connected with the input ends of the first compressor 11 and the second compressor 12, the input ends of the two groups of servo motors 4 are respectively connected with the engine 2 and the storage power supply 3, the first compressor 11 is an oil compressor, the second compressor 12 is an electric energy compressor, the evaporator group 14 comprises a first evaporator 141 and a second evaporator 142, the first evaporator 141 and the second evaporator 142 are connected in parallel, when the low pressure of the system is too low, the evaporator is enlarged, the problem of core frosting is prevented, the operation cost is reduced, the complementation of oil and electric power price is perfectly realized, and meanwhile, the compressor is well matched with various power mechanisms, therefore, all the devices can work in the optimal state, and the economical and stable operation of the whole system is realized.

And those not described in detail in this specification are well within the skill of those in the art.

The first embodiment is as follows: during heating, the engine 2 drives the servo motor 4 to rotate in the positive direction and then drives the first compressor 11 to start, a heating cycle firstly passes through the evaporator group 14 to start heating and output high-pressure and high-temperature gas, then the gas is converted into low-temperature and low-pressure gas through the condenser 13 and input into the first compressor 11 again for low-pressure return air, and then the cycle heating is carried out;

during refrigeration, the engine 2 drives the servo motor 4 to rotate reversely, then drives the first compressor 11 to start, a heating cycle firstly passes through the condenser 13 to start refrigeration, then passes through the drying tank 16 to adsorb moisture, then passes through the evaporator group 14 to be converted into low-temperature and low-pressure gas, and is input to the first compressor 11 again, and then the cycle heating is carried out;

example two: during heating, the storage power supply 3 drives the servo motor 4 to rotate in the forward direction and then drives the second compressor 12 to start, a heating cycle firstly leads to the evaporator group 14 to start heating and output high-pressure and high-temperature gas, then the gas is converted into low-temperature and low-pressure gas through the condenser 13 and input to the first compressor 11 again for low-pressure return gas, and then the cycle heating is carried out;

during refrigeration, the storage power supply 3 drives the servo motor 4 to rotate reversely, then drives the second compressor 12 to start, a heating cycle firstly passes through the condenser 13 to start refrigeration, then absorbs moisture through the drying tank 16, then is converted into low-temperature low-pressure gas through the evaporator group 14, and is input to the first compressor 11 again, and then is subjected to cyclic heating;

example three: during heating, the engine 2 drives the servo motor 4 to rotate in the forward direction, then drives the first compressor 11 to start, the storage power supply 3 drives the servo motor 4 to rotate in the forward direction, then drives the second compressor 12 to start, a heating cycle firstly passes through the evaporator group 14, starts to heat and output high-pressure and high-temperature gas, then converts the gas into low-temperature and low-pressure gas through the condenser 13, re-inputs the low-pressure and low-pressure gas into the first compressor 11, and then performs circulating heating;

during refrigeration, the engine 2 drives the servo motor 4 to rotate reversely, then drives the first compressor 11 to start, the storage power supply 3 drives the servo motor 4 to rotate forwardly, then drives the second compressor 12 to start, a heating cycle firstly passes through the condenser 13 to start refrigeration, then absorbs moisture through the drying tank 16, then is converted into low-temperature and low-pressure gas through the evaporator group 14, and is input to the first compressor 11 again, and then is subjected to cyclic heating;

during the operation of the oil-gas separator 21 of the engine 2, the separated gas enters through the oil inlet pipe 213, the separated gas is discharged through the gas outlet pipe 2112, the separated oil is discharged through the oil outlet pipe 214, when the separated gas is discharged, the spring 2122 pushes the pressure hole head 2123 to seal the upper port of the gas outlet pipe 2112, the separated gas is prevented from returning to the oil-gas separator 21, and the gas is accumulated to push the gas film 215, so that the pressure hole head 2123 is separated from the upper port of the gas outlet pipe 2112, and the gas is discharged.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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.