Novel air conditioning cabinet without mixed air door

Abstract

The utility model provides a novel air handling unit without a mixed air door, which comprises a volute and a distribution box assembly, the volute is connected with the distribution box assembly, air flow enters the distribution box assembly from the volute, and the mixed air door is not arranged between the volute and the distribution box assembly. A dehumidification core body assembly and a cooling and heating core body assembly are sequentially arranged in the distribution box assembly in the air flow direction, the cooling and heating core body assembly is fixed to the air inlet end of the distribution box assembly in a sealed mode through a cooling and heating core body pressing plate, and the volute and the interior of the distribution box assembly are separated; all air flow in the volute is dehumidified by the dehumidification core body assembly and is subjected to temperature regulation by the cooling and heating core body assembly in sequence, and then enters the distribution box assembly to be distributed. A mixed air door is omitted, the temperature of the airflow flowing out of the distribution box is effectively controlled by adjusting the water temperature and flow of the cold and warm core assembly to exchange heat with the flowing airflow, and the temperature requirement of the whole vehicle is met.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile air conditioner, and relates to a novel air conditioner box without mixed air door. BACKGROUND

[0002] The traditional temperature control structure of automobile air conditioner is composed of a left casing of a distribution box, a right casing of the distribution box, an evaporator assembly, a heating core assembly, a mixed air door, a mixed air door mechanism, a mixed actuator and the like; the mixed air door is adjusted by the mixed actuator to control the proportion of the air volume in the air conditioner box entering the heating core and the mixed cold air after passing through the evaporator to adjust the temperature.

[0003] The traditional temperature control of automobile air conditioner is adjusted by the mixed air door; the structure is complex, the parts are more, the cost is increased, and the overall X-direction space of the air conditioner box is increased, which affects the overall arrangement on the vehicle. UTILITY MODEL CONTENT

[0004] Therefore, the utility model aims at solving the above problems, providing a novel air conditioner box without mixed air door, which can effectively reduce the X-direction size space of the air conditioner box, improve and meet the arrangement space of the air conditioner box of the vehicle, and simultaneously simplify the structure and reduce the cost of the air conditioner box.

[0005] To achieve the above object, the utility model provides the following technical scheme.

[0006] A novel air conditioner box without mixed air door, comprising a volute and a distribution box assembly, wherein the volute is connected with the distribution box assembly, air flow enters the distribution box assembly from the volute, there is no mixed air door between the volute and the distribution box assembly, a dehumidification core assembly and a cold and warm core assembly are sequentially arranged in the distribution box assembly along the direction of the air flow, the cold and warm core assembly is sealed and fixed at the air inlet end of the distribution box assembly by a cold and warm core pressing plate, and the volute and the inside of the distribution box assembly are separated; all the air flow in the volute sequentially passes through the dehumidification core assembly and the cold and warm core assembly to be dehumidified and temperature-adjusted, and then enters the distribution box assembly to be distributed.

[0007] Further, the cold and warm core assembly is a water core, and the air flow passes through the water core to exchange heat.

[0008] Further, the volute comprises an upper volute and a lower volute, and the upper volute and the lower volute are connected as a whole.

[0009] The utility model has the advantages of:

[0010] The utility model discloses cancel mixed damper, through the adjustment water temperature, flow and the airflow wind of flowing into the cold and warm core body assembly and carry out heat exchange, effectively control the temperature of the airflow wind of flowing into the distribution box, reach the temperature demand of whole car, thereby reduce air conditioning box mixed damper, mixed damper mechanism and controller, optimized air conditioning box internal structure, reduce air conditioning box volume, reduce air conditioning box cost.

[0011] Other advantages, objects and features of the present application will be apparent from the following specification and are based on the examination of the drawings, in which: BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to make the purpose, technical scheme and advantage of the utility model more clear, the following will combine the utility model with preferred detailed description of drawing, wherein:

[0013] Fig. 1 It is the inside structure schematic diagram of the new type air conditioning box without mixed damper in the utility model.

[0014] Fig. 2 It is the view of another direction of the inside of the new type air conditioning box without mixed damper in the utility model.

[0015] Sign: 1 - lower volute;2 - dehumidification core body assembly;3 - cold and warm core body assembly;4 - cold and warm core body pressing plate;5 - upper volute;6 - distribution box assembly. DETAILED DESCRIPTION

[0016] The embodiments of the present application will be described in detail below with specific examples, and those skilled in the art can easily understand other advantages and effects of the present application from the disclosure of the specification. The present application can also be implemented or applied in different specific embodiments, and various modifications or changes can be made to the details in the specification without departing from the spirit of the present application. It should be noted that the drawings provided in the following examples only illustrate the basic concept of the present application in a schematic manner, and the features in the following examples and embodiments can be combined with each other without conflict.

[0017] The drawings are only used for illustrative explanation, and the representation is only a schematic diagram, not a physical diagram, and cannot be understood as a limitation of the present application. In order to better illustrate the embodiments of the present application, some components in the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. It is understandable for those skilled in the art that some known structures and their descriptions in the drawings may be omitted.

[0018] The same or similar reference signs in the drawings of the embodiments of the present application correspond to the same or similar components; in the description of the present application, it should be understood that if the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "back" and the like are based on the orientations or positional relationships shown in the drawings, they are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation and be operated, therefore, the terms describing the positional relationships in the drawings are only used for exemplary illustration, and should not be understood as limiting the present application, and for those skilled in the art, the specific meanings of the above terms can be understood according to the specific circumstances.

[0019] Please refer to Figs. 1-2 It is a new air conditioning box without mixing damper, including volute and distribution box assembly 6, volute and distribution box assembly 6 are connected, air flow from volute into distribution box assembly 6, there is no mixing damper between volute and distribution box assembly 6, distribution box assembly 6 is installed in sequence along the air flow direction with dehumidification core assembly 2, cold and warm core assembly 3, cold and warm core assembly 3 is sealed and fixed in the air inlet end of distribution box assembly 6 by cold and warm core pressing plate 4, and separates volute and distribution box assembly 6; after the air flow in volute is dehumidified by dehumidification core assembly 2 and temperature adjusted by cold and warm core assembly 3, it enters distribution box assembly 6 for distribution.

[0020] Among them, cold and warm core assembly 3 is water core, air flow exchanges heat through water core, and the connecting pipeline of water core is fixed on cold and warm core pressing plate 4. Volute includes upper volute 5 and lower volute 1; upper volute 5 and lower volute 1 are connected as a whole and are butt jointed in the air inlet end of distribution box assembly 6.

[0021] Under the fixing and sealing effect of cold and warm core pressing plate 4, the fluid air from lower volute 1 and upper volute 5 all flows into cold and warm core assembly 3 through dehumidification core assembly 2, exchanges heat with the water flowing into cold and warm core assembly 3, and the temperature of the fluid air flowing into distribution box assembly 6 is effectively controlled by adjusting the water temperature and flow entering cold and warm core assembly 3 and exchanging heat energy with the entering fluid air, so as to meet the temperature requirement of the whole vehicle.

[0022] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and not to limit it, although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced equivalently without departing from the purpose and scope of the present application, and they should be covered in the scope of the claims of the present application.

Claims

1. A new type of air conditioning unit without mixing damper comprising a volute and a distributor box assembly, said volute is connected with the distributor box assembly, air flow enters the distributor box assembly from the volute, characterized in that: The volute is not provided with a mixed damper between the volute and the distribution box assembly, and the distribution box assembly is sequentially provided with a dehumidifying core assembly and a cold and warm core assembly in the direction of air flow.

2. The new type of air conditioning unit without mixing damper according to claim 1, characterized in that: The cold and warm core assembly is a water core, and air flow passes through the water core for heat exchange.

3. The new type of air conditioning unit without mixing damper as claimed in claim 1, wherein: The volute comprises an upper volute and a lower volute, and the upper volute and the lower volute are connected into one body.

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