CN211231007U

CN211231007U - Heat radiation structure and domestic appliance

Info

Publication number: CN211231007U
Application number: CN201922176132.0U
Authority: CN
Inventors: 侯剑飞; 郭雨鑫; 莫贤乐; 孙土春; 梁刚; 梁解
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-11
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a heat radiation structure, which comprises a housin, be provided with air outlet and thermovent on the casing, the thermovent is located the below of air outlet, and the air outlet sets up with the inside air-out subassembly of casing relatively to discharge the inside air-out air current of casing from air outlet department, the thermovent sets up with the inside heat production components and parts of casing relatively, and the air-out air current can form the negative pressure in the thermovent department of below when the air outlet department of top discharges, so as to follow the suction of thermovent department with the inside heat dissipation air current of casing. The utility model discloses a heat radiation structure and domestic appliance have following advantage: utilize the low pressure characteristics of air outlet lower part, with the heat "suction" that electrical components and parts produced such as motor, mainboard, reach the refrigerated effect, and can not mix in the air current of air outlet.

Description

Heat radiation structure and domestic appliance

Technical Field

The utility model relates to a domestic appliance field especially relates to a heat radiation structure and applied this heat radiation structure's domestic appliance.

Background

Household electrical appliances are in normal use, and inside motor and circuit mainboard all can produce a lot of heats, if not in time the heat of discharging, can influence the life of electrical components, circuit board, electric wire etc. can directly burn out equipment even when serious.

Most of existing tower fans are provided with a heat dissipation port at the lower part of an air inlet of a rear shell, and the heat dissipation of blowing of a motor, a main board and the like is achieved by utilizing the driving effect of air inlet flow, and then the air is discharged through an air outlet on a front shell. The heat dissipation effect is not good, hot air can be mixed into air flow blown to a human body, and partial heat can be remained in the machine body through the gap.

In addition, for the fan with the water cooling function, because the waterway assembly is arranged on the rear shell of the fan, the heat dissipation opening is formed in the rear shell, and certain potential electrical safety hazards can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can discharge heat radiation structure and domestic appliance that the inside electrical components produced conveniently, swiftly, safely.

In order to achieve the above object, the utility model discloses a heat radiation structure and domestic appliance's concrete technical scheme is:

the utility model provides a heat radiation structure, includes the casing, is provided with air outlet and thermovent on the casing, and the thermovent is located the below of air outlet, and the air outlet sets up with the inside air-out subassembly of casing relatively to discharge the inside air-out air current of casing from air outlet department, the thermovent sets up with the inside heat production components and parts of casing relatively, and the air-out air current can form the negative pressure in the thermovent department of below when discharging from the air outlet department of top, so that follow the suction of thermovent department with the inside heat dissipation air current of casing.

Further, the casing includes preceding shell and backshell, and preceding shell and backshell interconnect form closed casing, and air outlet and thermovent set up in the front on the shell.

Furthermore, a first accommodating cavity and a second accommodating cavity which are mutually independent are arranged inside the shell, an air outlet assembly is arranged in the first accommodating cavity, an air outlet is arranged at a position, opposite to the first accommodating cavity, on the shell, a heat-generating component is arranged in the second accommodating cavity, and a heat dissipation opening is arranged at a position, opposite to the second accommodating cavity, on the shell.

Further, the air outlet and/or the heat dissipation opening are/is an air outlet grille.

Further, radiator opening department is provided with the shielding plate, and the shielding plate is located between inside heat production components and parts of casing and the radiator opening to protect the inside heat production components and parts of casing, and do not influence the outward appearance effect.

Furthermore, the one end of thermovent extends towards the casing inside and is provided with the linking arm, and the shielding plate links to each other with the linking arm, and the inside heat dissipation air current of casing can bypass the shielding plate and get into the thermovent.

Furthermore, a plurality of adjacently arranged heat dissipation ports are arranged on the shell, a shielding plate is correspondingly arranged on each heat dissipation port, the shielding plates at the adjacent heat dissipation ports are arranged at intervals to form an exhaust gap, and heat dissipation airflow inside the shell enters the heat dissipation ports through the exhaust gap, the shielding plates and openings between the connecting arms.

A household appliance comprises any one of the heat dissipation structures.

Further, the household appliance is a tower fan.

Further, the tower fan is a tower-type cooling fan with a water cooling function.

The utility model discloses a heat radiation structure and domestic appliance have following advantage: utilize the low pressure characteristics of air outlet lower part, with the heat "suction" that electrical components and parts produced such as motor, mainboard, reach the refrigerated effect, and can not mix in the air current of air outlet.

Drawings

Fig. 1 is a sectional view of the heat dissipation structure of the present invention;

fig. 2 is a rear view of the heat dissipation structure of the present invention;

fig. 3 is a partial enlarged view of the heat dissipation opening in the heat dissipation structure of the present invention.

Detailed Description

For better understanding of the purpose, structure and function of the present invention, the following description will be made in detail with reference to the accompanying drawings.

As shown in fig. 1 to fig. 3, the heat dissipation structure of the present invention is described by taking a tower fan as an example, wherein the tower fan may be a conventional tower fan, or may be a tower cooling fan with a water cooling function. Of course, it can be understood that the heat dissipation structure of the present invention can also be applied to other types of household appliances, as long as the household appliances involve air-out and component heat dissipation, and is not limited to tower fans.

Specifically, in this embodiment, the tower fan includes the casing, and the casing includes preceding shell 1 and backshell 2, and preceding shell 1 and backshell 2 interconnect form the closed casing, and the casing is inside to be provided with mutually independent first accommodation chamber and second accommodation chamber, and first accommodation chamber is located the top of second accommodation chamber. Wherein, be provided with air-out subassembly 3 in the first accommodation chamber, be provided with heat production components and parts 4 in the second accommodation chamber, it should be noted that air-out subassembly 3 can be common wind channel subassembly etc. and heat production components and parts 4 can be mainboard and other electrical components etc. in common motor, the electrical apparatus box. Of course, it is understood that the arrangement form of the air outlet assembly 3 and the heat generating component 4 may also adopt other manners according to practical situations, and is not limited to the arrangement form shown in the drawings.

Further, the front shell 1 is provided with an air outlet 5 at a position opposite to the first accommodating chamber, and a heat dissipation port 6 at a position opposite to the second accommodating chamber, that is, the air outlet 5 is located above the heat dissipation port 6. From this, when air-out subassembly 3 in the first accommodation chamber ordered about the air-out air current and discharged from 5 departments of air outlet above, the high-speed air current of 5 departments of air outlet can drive the air flow of 5 lower parts of air outlet to form the low-pressure zone in 6 departments of thermovent, be conventional atmospheric pressure in the second accommodation chamber, so can be automatically with the heat dissipation air current that the inside heat production components and parts 4 of casing produced follow thermovent 6 suction under the effect of pressure differential, in order to reach cooling radiating purpose.

Further, the air outlet 5 and the heat dissipating port 6 of the front housing 1 may be in the form of a conventional air outlet grille as long as the air flow can be introduced and discharged. As shown in fig. 3, a shielding plate 7 is preferably disposed at the heat dissipation opening 6, and the shielding plate 7 is located between the heat generating component 4 inside the housing and the heat dissipation opening 6 to protect the heat generating component 4 inside the housing. Specifically, one end of the heat dissipation opening 6 extends towards the inside of the housing to be provided with a connecting arm 8, the shielding plate 7 is connected with the connecting arm 8, and the heat dissipation airflow inside the housing can bypass the shielding plate 7 to enter the heat dissipation opening 6. From this, through set up shielding plate 7 in 6 departments of thermovent, can protect the inside heat production components and parts 4 of casing, avoid the foreign matter to get into and cause the damage to heat production components and parts 4, the while also can improve preceding shell 1 pleasing to the eye, avoids directly seeing the inside heat production components and parts 4 of casing.

Further, in this embodiment, the housing is provided with a plurality of adjacently arranged heat dissipating ports 6, each heat dissipating port 6 is correspondingly provided with a shielding plate 7, preferably, the shielding plates 7 at the adjacent heat dissipating ports 6 are arranged at intervals to form an exhaust gap 9, so that under the action of negative pressure at the heat dissipating ports 6, the heat dissipating airflow inside the housing can enter the heat dissipating ports 6 through the exhaust gap 9, the openings between the shielding plates 7 and the connecting arms 8, and then is discharged out of the housing.

The utility model discloses a heat radiation structure utilizes the principle of negative pressure, goes the exhaust heat of "initiative", admits air from the inside gap of organism, blows "passive type" of taking away heat for the utilization air of backshell to, can avoid the heat to flow to other positions from the inside gap of organism to and prevent that the dust from flowing along with the air and getting into circuit mainboard, motor etc. also can avoid the heat to mix with in the air current that blows off simultaneously, influence the use and experience.

The present invention has been further described with reference to specific embodiments, but it should be understood that the specific description herein should not be construed as limiting the spirit and scope of the present invention, and that various modifications to the above-described embodiments, which would occur to persons skilled in the art after reading this specification, are within the scope of the present invention.

Claims

1. The utility model provides a heat radiation structure, a serial communication port, including the casing, be provided with air outlet and thermovent on the casing, the thermovent is located the below of air outlet, the air outlet sets up with the inside air-out subassembly of casing relatively to discharge the inside air-out air current of casing from air outlet department, the thermovent sets up with the inside heat production components and parts of casing relatively, the air-out air current can form the negative pressure in the thermovent department of below when discharging from the air outlet department of top, in order to follow the suction of thermovent department with the inside heat dissipation air current of casing.

2. The heat dissipating structure of claim 1, wherein the housing comprises a front case and a rear case, the front case and the rear case are connected to each other to form a closed housing, and the air outlet and the heat dissipating port are provided on the front case.

3. The heat dissipation structure of claim 1 or 2, wherein a first accommodating chamber and a second accommodating chamber which are independent of each other are arranged inside the housing, the first accommodating chamber is provided with the air outlet assembly, the air outlet is arranged at a position on the housing opposite to the first accommodating chamber, the second accommodating chamber is provided with the heat generating component, and the heat dissipation opening is arranged at a position on the housing opposite to the second accommodating chamber.

4. The heat dissipating structure of claim 1, wherein the air outlet and/or the heat dissipating vent is an air outlet grille.

5. The heat dissipation structure of claim 1 or 4, wherein a shielding plate is disposed at the heat dissipation opening, and the shielding plate is located between the heat generating component inside the housing and the heat dissipation opening to protect the heat generating component inside the housing.

6. The heat dissipating structure of claim 5, wherein the heat dissipating port has a connecting arm extending from one end thereof toward the inside of the housing, and a shielding plate is connected to the connecting arm, so that the heat dissipating airflow inside the housing can bypass the shielding plate and enter the heat dissipating port.

7. The heat dissipating structure of claim 6, wherein the housing has a plurality of adjacent heat dissipating ports, each heat dissipating port has a shielding plate, the shielding plates at the adjacent heat dissipating ports are spaced apart to form an exhaust gap, and the heat dissipating airflow inside the housing enters the heat dissipating ports through the exhaust gap, the openings between the shielding plates and the connecting arms.

8. A household appliance characterized by comprising the heat dissipation structure of any one of claims 1 to 7.

9. The household appliance according to claim 8, wherein the household appliance is a tower fan.

10. The household appliance according to claim 9, wherein the tower fan is a tower cooling fan with water cooling function.