CN210082879U

CN210082879U - Electronic commodity circulation car air conditioner

Info

Publication number: CN210082879U
Application number: CN201920622129.4U
Authority: CN
Inventors: 于海
Original assignee: SUZHOU NEW TONGCHUANG AUTO AIR-CONDITIONING Co Ltd
Current assignee: SUZHOU NEW TONGCHUANG AUTO AIR-CONDITIONING Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-02-18
Anticipated expiration: 2029-04-30

Abstract

The utility model provides an electronic commodity circulation car air conditioner, including frequency conversion electric compressor, frequency conversion electronic fan, condenser, frequency conversion electronic expansion pipe and HVAC assembly, frequency conversion electric compressor installs on the frame of electronic commodity circulation car driver's cabin below, condenser and frequency conversion electronic fan install the front insurance rear at electronic commodity circulation car, the HVAC assembly is installed on the frame of electronic commodity circulation car railway carriage or compartment below. Compared with the prior art, the HVAC assembly integrates the warm air core body, the evaporator and the fan assembly, the product volume is smaller, and the structural arrangement is more reasonable and compact; the condenser is arranged at the front and rear of the vehicle, so that the heat radiation is smoother in windward direction, and the power consumption of the variable-frequency electronic fan is effectively reduced; the stroke of a system connecting pipeline is short, the filling amount of the refrigerant is reduced, the system is more favorable for running, and the manufacturing cost is reduced; the variable-frequency electric compressor is adopted, power directly comes from the vehicle-mounted storage battery, energy is saved, emission is reduced, and efficiency is higher.

Description

Electronic commodity circulation car air conditioner

Technical Field

The utility model relates to an automobile air conditioner technical field specifically is an electronic commodity circulation car air conditioner.

Background

With the rapid development of the express delivery industry and the encouragement of national energy-saving and emission-reduction policies, the demand of pure electric vehicles increases, the traditional vehicle air-conditioning compressor takes an engine as a driving force and cannot be directly applied to the pure electric logistics vehicles, and an energy-saving pure electric air conditioner needs to be provided for improving the endurance mileage of the pure electric logistics vehicles.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an air conditioner of an electric logistics vehicle.

In order to achieve the above object, the technical solution of the present invention is: an air conditioner of an electric logistics vehicle comprises a variable-frequency electric compressor, a variable-frequency electronic fan, a condenser, a variable-frequency electronic expansion pipe and an HVAC assembly, wherein the variable-frequency electric compressor is installed on a vehicle frame below a cab of the electric logistics vehicle, the condenser and the variable-frequency electronic fan are installed behind a front bumper of the electric logistics vehicle, and the HVAC assembly is installed on the vehicle frame below a compartment of the electric logistics vehicle; the HVAC assembly comprises a shell, a warm air core, an evaporator, a cold and warm air door assembly, a fresh air door assembly and a fan assembly, wherein the variable-frequency electric compressor, the condenser, the variable-frequency electronic expansion pipe and the evaporator are sequentially connected in series through pipelines to form a refrigeration loop; the casing includes left casing, right casing and connects the middle ventilation casing of left casing and right casing, warm braw core, evaporimeter and cold-hot air door subassembly are installed in left casing, cold-hot air door subassembly is used for the switching in warm braw core place wind channel and evaporimeter place wind channel to switch, new trend air door subassembly and fan unit mount are in the right side casing, new trend air door subassembly is used for controlling letting in of outside air.

Compared with the prior art, the utility model integrates the warm air core body, the evaporator and the fan assembly, the product volume is smaller, and the structural arrangement is more reasonable and compact; the condenser is arranged at the front and rear of the vehicle, so that the heat radiation is smoother in windward direction, and the power consumption of the variable-frequency electronic fan is effectively reduced; the stroke of a system connecting pipeline is short, the filling amount of the refrigerant is reduced, the system is more favorable for running, and the manufacturing cost is reduced; the variable-frequency electric compressor is adopted, power directly comes from the vehicle-mounted storage battery, energy is saved, emission is reduced, and efficiency is higher.

The temperature acquisition unit comprises a plurality of temperature sensors distributed in the carriage; the touch screen is arranged on a center console of the electric logistics vehicle, the touch screen is used for displaying a temperature value inside a carriage in real time, and a temperature adjusting touch key is arranged on the touch screen; the controller is in signal connection with the temperature acquisition unit, the touch screen and the variable-frequency electric compressor.

Furthermore, the controller adopts a full-automatic electric controller with a CAN bus communication function.

By adopting the preferable scheme, the temperature can be set as required, and the controller automatically adjusts the rotating speed of the variable-frequency electric compressor, so that the temperature of the carriage is ensured to be stabilized in a required range, and the temperature fluctuation is reduced; the CAN bus communication technology is adopted, the modularized design is convenient, the development cost of the product is greatly reduced, and the application range of the product is expanded.

Further, the condenser is a parallel flow condenser.

Further, the evaporator is a parallel flow evaporator.

Further, the warm air core body is a PTC heating core body.

Furthermore, the warm air core body and the evaporator are arranged in parallel and opposite to each other.

By adopting the preferable scheme, the condenser and the evaporator adopt a parallel flow structure, so that the weight is lighter and the energy consumption is lower; the warm air core body adopts the PTC heating core body, has smaller volume, is used for heating and defrosting of the evaporator, and has higher heating speed; the whole energy consumption of the air conditioner is lower, and the whole efficiency is improved by more than 15%.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of the HVAC assembly of the present invention;

FIG. 3 is an exploded view of the structure of the HVAC assembly;

fig. 4 is a schematic structural diagram of another embodiment of the present invention.

Names of corresponding parts represented by numerals and letters in the drawings:

1-a variable frequency electric compressor; 2-frequency conversion electronic fan; 3-a condenser; 4-frequency conversion electronic expansion pipe; 5-an HVAC assembly; 51-left shell; 52-middle ventilation housing; 53-right housing; 54-warm air core body; 55-an evaporator; 56-cold and warm air door assembly; 57-a fresh air damper assembly; 58-a fan assembly; 6-temperature acquisition unit; 7-touch screen; 8-a controller.

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 efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, an air conditioner for an electric logistics vehicle comprises a variable-frequency electric compressor 1, a variable-frequency electronic fan 2, a condenser 3, a variable-frequency electronic expansion pipe 4 and an HVAC assembly 5, wherein the variable-frequency electric compressor 1 is installed on a frame below a cab of the electric logistics vehicle, the condenser 3 and the variable-frequency electronic fan 2 are installed behind a front bumper of the electric logistics vehicle, and the HVAC assembly 5 is installed on the frame below a compartment of the electric logistics vehicle; the HVAC assembly 5 comprises a shell, a warm air core 54, an evaporator 55, a cold and warm air door assembly 56, a fresh air door assembly 57 and a fan assembly 58, wherein the variable-frequency electric compressor 1, the condenser 3, the variable-frequency electronic expansion pipe 4 and the evaporator 55 are sequentially connected in series through pipelines to form a refrigeration loop; the shell comprises a left shell 51, a right shell 53 and a middle ventilation shell 52 connecting the left shell and the right shell, a warm air core 54, an evaporator 55 and a cold and warm air door assembly 56 are installed in the left shell 51, and the cold and warm air door assembly 56 is used for switching the opening and closing of an air channel where the warm air core 54 is located and an air channel where the evaporator 55 is located. The cold and warm air door assembly 56 comprises a cold and warm air door, a rocker arm, a connecting rod and a cold and warm air door actuator, wherein the cold and warm air door actuator drives the cold and warm air door to act through the rocker arm and the connecting rod, so that ventilation switching of the cold and warm air channels is realized. A fresh air damper assembly 57 and a fan assembly 58 are installed in the right housing 53, and the fresh air damper assembly 57 is used for controlling the introduction of outside air. Fresh air door subassembly 57 includes fresh air door, connecting rod, fresh air door executor and filter core unit, fresh air door executor drives the action of fresh air door through the connecting rod, realizes the switching of fresh air door, the filter core unit is used for purifying leading-in outside air.

The beneficial effect of adopting above-mentioned technical scheme is: the warm air core body, the evaporator and the fan assembly are integrated, so that the product volume is smaller, and the structural arrangement is more reasonable and compact; the condenser is arranged at the front and rear of the vehicle, so that the heat radiation is smoother in windward direction, and the power consumption of the variable-frequency electronic fan is effectively reduced; the stroke of a system connecting pipeline is short, the filling amount of the refrigerant is reduced, the system is more favorable for running, and the manufacturing cost is reduced; the variable-frequency electric compressor is adopted, power directly comes from the vehicle-mounted storage battery, energy is saved, emission is reduced, and efficiency is higher.

As shown in fig. 4, in other embodiments of the present invention, the present invention further includes a temperature acquisition unit 6, a touch screen 7 and a controller 8, where the temperature acquisition unit 6 includes a plurality of temperature sensors distributed inside the carriage; the touch screen 7 is arranged on a center console of the electric logistics vehicle, the touch screen 7 is used for displaying a temperature value inside a compartment in real time, and a temperature adjusting touch key is arranged on the touch screen 7; the controller 8 is in signal connection with the temperature acquisition unit 6, the touch screen 7 and the variable-frequency electric compressor 1. The controller 8 adopts a full-automatic electric controller with a CAN bus communication function. The beneficial effect of adopting above-mentioned technical scheme is: the temperature can be set as required, and the controller automatically adjusts the rotating speed of the variable-frequency electric compressor, so that the temperature of the carriage is ensured to be stabilized in a required range, and the temperature fluctuation is reduced; the CAN bus communication technology is adopted, the modularized design is convenient, the development cost of the product is greatly reduced, and the application range of the product is expanded.

In other embodiments of the present invention, the condenser is a parallel flow condenser. The evaporator is a parallel flow evaporator. The warm air core body is a PTC heating core body. The warm air core body is arranged opposite to the evaporator in parallel. The beneficial effect of adopting above-mentioned technical scheme is: the condenser and the evaporator adopt a parallel flow structure, so that the weight is lighter and the energy consumption is lower; the warm air core body adopts the PTC heating core body, has smaller volume, is used for heating and defrosting of the evaporator, and has higher heating speed; the whole energy consumption of the air conditioner is lower, and the whole efficiency is improved by more than 15%.

The above embodiments are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The air conditioner of the electric logistics vehicle is characterized by comprising a variable-frequency electric compressor, a variable-frequency electronic fan, a condenser, a variable-frequency electronic expansion pipe and an HVAC assembly, wherein the variable-frequency electric compressor is mounted on a frame below a cab of the electric logistics vehicle, the condenser and the variable-frequency electronic fan are mounted behind a front bumper of the electric logistics vehicle, and the HVAC assembly is mounted on the frame below a compartment of the electric logistics vehicle; the HVAC assembly comprises a shell, a warm air core, an evaporator, a cold and warm air door assembly, a fresh air door assembly and a fan assembly, wherein the variable-frequency electric compressor, the condenser, the variable-frequency electronic expansion pipe and the evaporator are sequentially connected in series through pipelines to form a refrigeration loop; the casing includes left casing, right casing and connects the middle ventilation casing of left casing and right casing, warm braw core, evaporimeter and cold-hot air door subassembly are installed in left casing, cold-hot air door subassembly is used for the switching in warm braw core place wind channel and evaporimeter place wind channel to switch, new trend air door subassembly and fan unit mount are in the right side casing, new trend air door subassembly is used for controlling letting in of outside air.

2. The air conditioner of an electric logistics vehicle as claimed in claim 1, further comprising a temperature acquisition unit, a touch screen and a controller, wherein the temperature acquisition unit comprises a plurality of temperature sensors distributed inside the compartment; the touch screen is arranged on a center console of the electric logistics vehicle, the touch screen is used for displaying a temperature value inside a carriage in real time, and a temperature adjusting touch key is arranged on the touch screen; the controller is in signal connection with the temperature acquisition unit, the touch screen and the variable-frequency electric compressor.

3. The air conditioner of an electric logistics vehicle as claimed in claim 2, wherein the controller is a full automatic electric controller with CAN bus communication function.

4. The electronic logistics vehicular air conditioner of claim 1, wherein the condenser is a parallel flow condenser.

5. The electronic logistics vehicular air conditioner of claim 4, wherein the evaporator is a parallel flow evaporator.

6. The electronic logistics vehicular air conditioner of claim 1, wherein the warm air core is a PTC heating core.

7. The electronic logistics vehicular air conditioner of claim 6, wherein the warm air core is arranged in parallel and opposite to the evaporator.