CN218661255U - Air conditioner host and car - Google Patents

Abstract

The utility model discloses an air conditioner host and car, wherein, this air conditioner host is applied to the car, the car includes the cabin, air conditioner host includes the heat transfer wind channel, be equipped with heater and evaporimeter in the heat transfer wind channel, the heat transfer wind channel has air inlet end and air-out end, the air-out is served and has been seted up at least one air outlet, the air outlet intercommunication the cabin, the air inlet is served and is equipped with the intercommunication the inner loop wind import, compensation wind gap and the intercommunication of cabin the outer extrinsic cycle wind import of cabin. The utility model discloses technical scheme can improve the interior cooling of vehicle cabin or intensification speed.

Description

Air conditioner and car

technical field

The utility model relates to the technical field of automobiles, in particular to an air conditioner main unit and an automobile.

Background technique

At present, the air inlet device of automobile air conditioner in the market is generally fixed as inner circulation and outer circulation. The inner circulation is the air circulation inside the cabin, and the outer circulation is the air from the outside of the cabin entering the cabin for circulation. The air in the cabin cools down quickly, and the internal circulation mode is mostly used. To prevent the front windshield from fogging during heating, the external circulation mode is mostly used, and the internal and external circulation modes can be switched.

However, the air intake device on the air-conditioning box in the market currently only has the inner circulation air inlet and the outer circulation air inlet. The area of the car has a certain limit, resulting in a limited cooling or heating rate in the cabin.

Utility model content

The main purpose of the utility model is to propose an air conditioner main engine, aiming at improving the cooling or heating rate in the cabin.

In order to achieve the above object, the air conditioner host proposed by the utility model is applied to automobiles, and the automobile includes a cabin, and the air conditioner host includes:

A heat exchange air duct, a heater and an evaporator are arranged in the heat exchange air duct, the heat exchange air duct has an air inlet end and an air outlet end, the air outlet end is provided with at least one air outlet, the The air outlet communicates with the vehicle cabin, and the air inlet end is provided with an inner circulating air inlet communicating with the vehicle cabin, a compensation air outlet and an outer circulating air inlet communicating with the vehicle cabin.

Optionally, the compensation air outlet is arranged close to the evaporator.

Optionally, the air conditioner main unit has a cooling mode, and in the cooling mode, the internal circulating air inlet and the compensation air outlet are both connected, so that the gas that enters the heat exchange air channel after heat exchange is passed by the The air outlet is discharged into the cabin, and after cooling down the cabin, it enters the main air conditioner again through the internal circulation air inlet and the compensation air outlet respectively.

Optionally, the air conditioner host also has a heating mode. In the heating mode, the external circulating air inlet and the compensation air outlet are both connected, so that the gas after heat exchange in the heat exchange air channel is fed by the The air outlet is discharged into the vehicle cabin, and after heating up the vehicle cabin, it enters the air-conditioning main unit through the compensation air outlet again, and the fresh air outside the vehicle cabin enters the air-conditioning main unit through the external circulation air inlet.

Optionally, a plurality of air outlets are provided on the air outlet end, and the plurality of air outlets include a first air outlet and a second air outlet, and are all located on the dashboard of the car;

In the cooling state, the first air outlet is opened and faces the upper part of the cabin; in the heating state, the second air outlet is opened and faces the lower part of the cabin.

Optionally, the plurality of air outlets further include a third air outlet, and the third air outlet is arranged close to a window of the vehicle to defrost the vehicle.

Optionally, the inner circulating air inlet is opened on the side of the dash panel of the automobile facing the cabin;

The outer circulating air inlet is arranged on a side of the dash panel of the automobile facing the outside of the cabin.

Optionally, the inner circulating air inlet is arranged adjacent to the outer circulating air inlet, and a control valve is arranged between the inner circulating air inlet and the outer circulating air inlet to control the internal circulating air respectively. The opening and closing of the inlet and the outer circulating air inlet, and controlling the air intake volume of the inner circulating air inlet and the outer circulating air inlet.

Optionally, the air inlet end is provided with a filter screen structure; the air outlet end is provided with a wind wheel.

The utility model also proposes an automobile, including a vehicle body and the above-mentioned air-conditioning main unit, and the air-conditioning main unit is installed on the vehicle body.

The technical solution of the utility model is provided with an air conditioner host, which includes a heat exchange air duct, a heater and an evaporator are arranged in the heat exchange air duct, the heat exchange air duct has an air inlet end and an air outlet end, and the air outlet end is provided with a There is at least one air outlet, and the air outlet is connected to the cabin, and the air inlet end is provided with an inner circulation air inlet connected to the cabin, a compensation air outlet and an outer circulation air inlet connected to the outside of the cabin. Thereby increasing the air intake volume of the inner circulating air inlet and the outer circulating air inlet, improving the heat exchange effect of the air conditioner main engine, and increasing the heating or cooling rate in the cabin. And it can also recover part of the temperature inside the car, reducing the power required for the gas to rise to the preset temperature in the heat exchange air channel, thereby reducing car loss.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present utility model, and those skilled in the art can also obtain other drawings according to the structures shown in these drawings without creative work.

Fig. 1 is the structural schematic diagram of an embodiment of the utility model air conditioner host;

Fig. 2 is a schematic diagram of the structure of the air conditioner in Fig. 1 in cooling mode;

FIG. 3 is a schematic diagram of the structure of the air conditioner in FIG. 1 in the heating mode.

Explanation of reference numbers:

label name label name 100 Air conditioner 117 first air outlet 110 Heat exchange duct 118 second air outlet 111 Intake end 119 third air outlet 112 outlet 120 heater 113 air outlet 130 Evaporator 114 Internal circulation air inlet 140 Control valve 115 Compensation outlet 150 filter screen 116 Outer circulation air inlet

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that if there is a directional indication (such as up, down, left, right, front, back...) in the embodiment of the present utility model, the directional indication is only used to explain the position in a certain posture (as shown in the accompanying drawing). If the relative positional relationship, movement conditions, etc. between the components shown in the figure below are changed, if the specific posture changes, the directional indication will also change accordingly.

In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present utility model, the descriptions of "first", "second", etc. Implying their relative importance or implying the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the meaning of "and/or" appearing in the whole text includes three parallel schemes, taking "A and/or B as an example", including scheme A, scheme B, or schemes satisfying both A and B. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , also not within the scope of protection required by the utility model.

In the prior art, the air intake device of the automobile air conditioner is generally fixed as an inner circulation and an outer circulation, the inner circulation is the air circulation inside the cabin, and the outer circulation is the air outside the cabin entering the cabin for circulation. In order to make the air in the cabin cool down quickly, the internal circulation mode is often used, that is, the internal circulation air inlet 114 is opened to enter the air. In order to prevent the front windshield from fogging during heating, the external circulation mode is often used, that is, the external circulation air inlet 116 is used to enter the air. Wind, internal circulation mode and external circulation mode can be switched. And the inner circulating air inlet 114 and the outer circulating air inlet 116 are usually arranged at the front of the car, which is limited by the original structure and position of the front of the car, resulting in the allowable inner circulating air inlet 114 and the outer circulating air inlet 116 at the front of the car. The opening area of the outer circulation air inlet 116 is limited, which leads to a decrease in the air intake rate, which affects the rapid cooling or heating rate in the cabin.

In view of this, the utility model proposes an air conditioner main unit 100, which is applied to a car, and the car includes a body with a cabin.

In the embodiment of the present utility model, as shown in Fig. 1 to Fig. 3, the air conditioner main unit 100 includes a heat exchange air duct 110, a heater 120 and an evaporator 130 are arranged in the heat exchange air duct 110, and the heat exchange air duct 110 has The air inlet end 111 and the air outlet end 112, the air outlet end 112 is provided with at least one air outlet 113, the air outlet 113 is connected to the cabin, the air inlet end 111 is provided with an internal circulation air inlet 114 and a compensation air outlet 115 connected to the cabin And communicate with the external circulation air inlet 116 outside the cabin.

The heat exchange air channel 110 is provided with an evaporator 130 and a heater 120 for exchanging heat for the gas entering the heat exchange air channel 110, and the evaporator 130 and the heater 120 can control their working efficiency according to the actual situation. Therefore, the evaporator 130 and the heater 120 can work at the same time or not at the same time to adjust the outlet air temperature of the air conditioner main unit 100 to ensure that the cabin can be quickly cooled or heated. In this embodiment, the air inlet end 111 is provided with an inner circulating air inlet 114 connected to the cabin and an outer circulating air inlet 116 connected to the outside of the cabin. Wherein, the inner circulation air inlet 114 and the outer circulation air inlet 116 can be directly set at the air inlet 111, or a first branch channel and an outer circulation air inlet 114 connecting the two can be set between the inner circulation air inlet 114 and the air inlet 111. A second flow channel communicating with the air inlet 116 and the air inlet end 111 is provided between them. And in this embodiment, the inner circulating air inlet 116 is provided on the side of the dash panel of the automobile facing the cabin; the outer circulating air inlet 116 is provided on the side of the dash panel of the automobile facing outside the cabin. That is to say, both the inner circulating air inlet 116 and the outer circulating air inlet 116 are arranged on the dash panel of the automobile, and are respectively arranged on the inner and outer sides of the cabin. This facilitates the installation of the air-conditioning main unit 100, and also makes the area of the inner circulating air inlet 114 and the outer circulating air inlet 116 limited by the area of the dash panel of the automobile, so an additional compensation air outlet 115 is provided to increase the air intake and improve the air-conditioning main unit 100. heat transfer effect.

In one embodiment, as shown in FIG. 2 , the air conditioner main unit 100 has a cooling mode. In the cooling mode, the internal circulation air inlet 114 and the compensation air outlet 115 are both connected, so that the gas entering the heat exchange air channel 110 after heat exchange is The air outlet 113 discharges into the cabin, and after cooling down the cabin, it enters the main air conditioner 100 again through the internal circulation air inlet 114 and the compensation air outlet 115 respectively. Specifically, in the cooling mode, the internal circulation air inlet 114 and the compensation air outlet 115 are both connected, so that the gas enters the heat exchange air duct 110 from the internal circulation air inlet 114 and the compensation air outlet 115, and passes through the evaporator in the heat exchange air duct 110. 130 is that after the gas is cooled, it is discharged into the cabin from the air outlet 113 to cool down the cabin, and then circulated again into the inner circulation air inlet 114 and the compensation air outlet 115, thereby recovering the residual temperature of the gas in the cabin and reducing the gas to drop to The power required at the preset temperature, thus reducing the loss of the car. In addition, the internal circulation air inlet 114 and the compensation air outlet 115 enter the air at the same time, which can also increase the air intake, improve the heat exchange effect of the air conditioner main unit 100, and increase the cooling rate in the cabin.

In one embodiment, as shown in FIG. 3 , the air conditioner main unit 100 also has a heating mode. In the heating mode, the external circulation air inlet 116 and the compensation air outlet 115 are both connected, so that the gas after heat exchange in the heat exchange air channel 110 is The air outlet 112 is discharged into the vehicle cabin, and after heating up the vehicle cabin, it enters the air conditioner main unit 100 through the compensation air outlet 115 again, and the fresh air outside the vehicle cabin enters the air conditioner main unit 100 through the external circulating air inlet 116 . Specifically, in the heating mode, both the external circulation air inlet 116 and the compensation air outlet 115 are connected, so that the gas enters the heat exchange air duct 110 from the external circulation air inlet 116 and the compensation air outlet 115, and passes through the heater in the heat exchange air duct 110. 120 is that after the gas is heated up, it is discharged into the cabin from the air outlet 113 to heat up the cabin, and then part of the gas that enters the circulating air duct again is the circulating air that enters through the compensation air outlet 115, and the other part is the circulating air that enters from the external circulating air inlet 116. Entering fresh air outside the car. Such setting can not only increase the air intake volume of the air conditioner main unit 100, but also recover a part of the heat inside the car, thereby increasing the air intake temperature of the air conditioner main unit 100, reducing the power required for the gas to rise to the preset temperature, thereby reducing the amount of heat in the vehicle. Loss, and improve the heat exchange effect of the air conditioner host 100, increase the temperature rise rate in the cabin.

The technical solution of the utility model is provided with an air conditioner host 100, the air conditioner host 100 includes a heat exchange air duct 110, a heater 120 and an evaporator 130 are arranged in the heat exchange air duct 110, and the heat exchange air duct 110 has an air inlet end 111 and an air outlet The wind end 112 and the air outlet end 112 are provided with at least one air outlet 113, the air outlet 113 is connected to the cabin, and the air inlet end 111 is provided with an internal circulation air inlet 114 connected to the cabin, a compensation air outlet 115, and connected to the cabin. Outer outer circulation air inlet 116. Thereby, the air intake volume of the inner circulating air inlet 116 and the outer circulating air inlet 116 is increased, the heat exchange effect of the air conditioner host 100 is improved, and the heating or cooling rate in the cabin is increased. It can also recover part of the heat inside the car, reducing the power required for the gas to rise to the preset temperature in the heat exchange air duct 110, thereby reducing the loss of the car.

Further, the compensation tuyere 115 is disposed close to the evaporator 130 . Specifically, the compensation tuyere 115 is set close to the evaporator 130, so that the gas that enters the heat exchange air duct 110 through the compensation tuyere 115 can quickly flow to the evaporator 130, thereby further reducing heat loss and improving the flow rate of the gas in the heat exchange air duct 110. The power required to raise the preset temperature, thus reducing the loss of the car.

In one embodiment, a plurality of air outlets 113 are opened on the air outlet 112, and the plurality of air outlets 113 include a first air outlet 117 and a second air outlet 118, all of which are located on the dashboard of the car;

In the cooling state, the first air outlet 117 is opened and faces the upper part of the cabin; in the heating state, the second air outlet 118 is opened and faces the lower part of the cabin.

Specifically, in the cooling state, the temperature of the gas flowing out of the air outlet 113 is lower than the temperature in the cabin, so the density of the gas flowing out of the air outlet 113 is greater than the density of the gas in the cabin, so the gas flowing out of the air outlet 113 is more likely to flow downward. Diffusion, so the first air outlet 117 faces the upper part of the cabin, thereby increasing the diffusion rate of the cold air in the cabin and making the temperature in the cabin more uniform. In the heating state, the temperature of the gas flowing out of the air outlet 113 is higher than the temperature in the cabin, so the density of the gas flowing out of the air outlet 113 is lower than the density of the gas in the cabin, so the gas flowing out of the air outlet 113 is easier to diffuse upwards, so the second The second air outlet 118 faces the upper part of the cabin, thereby increasing the diffusion rate of the warm air in the cabin, so that the temperature in the cabin is more uniform. Wherein, both the first air outlet 117 and the second air outlet 118 are located on the dashboard of the car, and the first air outlet 117 faces the upper part of the cabin, and the second air outlet 118 faces the lower part of the cabin. Both the first air outlet 117 and the second air outlet 118 can be respectively arranged on the upper part and the lower part of the instrument panel, and a driving mechanism can be respectively provided near the first air outlet 117 and the second air outlet 118 to change the first air outlet. The air outlet directions of the air outlet 117 and the second air outlet 118 .

Further, the plurality of air outlets 113 also includes a third air outlet 119, and the third air outlet 119 is set close to the window of the car to defrost the car. Specifically, the third air outlet 119 is mainly used for defrosting the windows of the car, so the third air outlet 119 is disposed close to the window of the car, and the driver can open or close the third air outlet 119 according to actual conditions.

1 to 3 again, in one embodiment, the inner circulating air inlet 116 is adjacent to the outer circulating air inlet 116, and a control valve 140 is arranged between the inner circulating air inlet 116 and the outer circulating air inlet 116, so as to The opening and closing of the inner circulating air inlet 116 and the outer circulating air inlet 116 are controlled respectively, and the air intake volumes of the inner circulating air inlet 116 and the outer circulating air inlet 116 are controlled. Specifically, a control valve 140 is provided between the inner circulating air inlet 116 and the outer circulating air inlet 116 to control the opening and closing of the inner circulating air inlet 116 and the outer circulating air inlet 116, and the control valve 140 is a stepless switching valve, That is, the control valve 140 can be adjusted to any position, so as to control the opening size of the inner circulating air inlet 116 and the outer circulating air inlet 116 , and then control the air intake rate of the inner circulating air inlet 116 and the outer circulating air inlet 116 . Certainly, in other embodiments, control valve groups may also be provided between the inner circulating air inlet 116 and the outer circulating air inlet 116 respectively. And the air outlet 113 is also provided with a control valve 140 to control the air outlet rate of the air conditioner main unit 100 .

In one embodiment, the air inlet end 111 is provided with a filter screen 150 structure, so as to effectively filter the gas entering the heat exchange air duct 110 and improve the air quality in the cabin.

In another embodiment, the wind outlet end 112 is provided with a wind wheel. Specifically, the wind wheel can effectively accelerate the gas flow velocity in the heat circulation air duct, thereby increasing its heat exchange efficiency. In other embodiments, the wind wheel can also be arranged at the air inlet end 111 .

This utility model also proposes a kind of automobile, and this automobile comprises vehicle body and air-conditioning host 100, and the concrete structure of this air-conditioning host 100 refers to above-mentioned embodiment, because this automobile adopts all technical schemes of above-mentioned all embodiments, therefore at least has above-mentioned embodiment All the beneficial effects brought by the technical solution will not be repeated here. Wherein, the air conditioner main unit 100 is installed on the vehicle body.

The above is only a preferred embodiment of the present utility model, and does not therefore limit the scope of the patent of the present utility model. Under the inventive concept of the present utility model, the equivalent structural transformation made by using the specification of the utility model and the contents of the accompanying drawings, or Direct/indirect application in other related technical fields is included in the patent protection scope of the present utility model.

Claims (10)

1. A kind of air conditioner host, is applied to automobile, and described automobile comprises cabin, it is characterized in that, described air conditioner host comprises: A heat exchange air duct, a heater and an evaporator are arranged in the heat exchange air duct, the heat exchange air duct has an air inlet end and an air outlet end, the air outlet end is provided with at least one air outlet, the The air outlet communicates with the vehicle cabin, and the air inlet end is provided with an inner circulating air inlet communicating with the vehicle cabin, a compensation air outlet and an outer circulating air inlet communicating with the vehicle cabin. 2. The main air conditioner according to claim 1, characterized in that, the compensation air port is arranged close to the evaporator. 3. The main air conditioner according to claim 1, characterized in that, the main air conditioner has a cooling mode, and in the cooling mode, the inner circulating air inlet and the compensation air outlet are both connected, so that it enters the air conditioner The gas after heat exchange in the hot air duct is discharged into the cabin through the air outlet, and after cooling down the cabin, it enters the main air conditioner again through the inner circulating air inlet and the compensation air outlet respectively. 4. The air conditioner main unit according to claim 1, characterized in that, the air conditioner main unit also has a heating mode, and in the heating mode, the external circulating air inlet and the compensation air outlet are both connected, so that the exchange The gas after heat exchange in the hot air duct is discharged into the cabin through the air outlet, and after heating up the cabin, it enters the main air conditioner through the compensation outlet again, and the fresh air outside the cabin is The air inlet for external circulation enters the main air conditioner. 5. The air conditioner main unit according to claim 1, wherein a plurality of air outlets are provided on the air outlet end, and the plurality of air outlets include a first air outlet and a second air outlet, each of which is located on the dashboard of said motor vehicle; In the cooling state, the first air outlet is opened and faces the upper part of the cabin; in the heating state, the second air outlet is opened and faces the lower part of the cabin. 6. The air-conditioning main unit according to claim 5, wherein the plurality of air outlets further includes a third air outlet, and the third air outlet is arranged close to the window of the automobile to defrost the automobile . 7. The main unit of the air conditioner according to claim 1, wherein the inlet of the internal circulating air is opened on the side of the dash panel of the automobile facing the cabin; The outer circulating air inlet is arranged on a side of the dash panel of the automobile facing the outside of the cabin. 8. The main unit of the air conditioner according to claim 1, wherein the inlet of the inner circulating air is arranged adjacent to the inlet of the outer circulating air, and the inlet of the inner circulating air is arranged between the inlet of the outer circulating air There is a control valve to control the opening and closing of the inner circulating air inlet and the outer circulating air inlet respectively, and control the air intake volume of the inner circulating air inlet and the outer circulating air inlet. 9. The air conditioner main unit according to any one of claims 1 to 8, characterized in that, the air inlet end is provided with a filter screen structure, and the air outlet end is provided with a wind wheel. 10. An automobile, characterized by comprising a vehicle body and the air conditioner main unit according to any one of claims 1 to 9, the air conditioner main unit being installed on the vehicle body.

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