CN204340786U - A kind of seat air draught type drafting apparatus and automotive seat - Google Patents

Abstract

The utility model discloses a seat suction type ventilation device, which is applied to a sponge bearing pad, comprising: an air inlet port, the air inlet port communicates with a straight-through air guide hole opened on the sponge bearing pad; channel, one end of the bent air channel communicates with the air inlet interface; the clamping interface communicates with the other end of the bent air channel; the centrifugal fan, the center of the centrifugal fan The air suction port communicates with the clamping interface. The utility model avoids the problem that the air channel structure of the previous ventilation system must pass through the sponge bearing pad. This fully simplifies the air path structure of the seat ventilation device of the seat surface air intake type, effectively reduces the wind resistance, is more conducive to improving the air intake efficiency of the central air inlet of the centrifugal fan, and improves the functionality of the entire ventilation system. The utility model also discloses an automobile seat provided with the seat suction type ventilation device.

Description

Seat suction type ventilation device and car seat

technical field

The utility model relates to the technical field of car seats, in particular to a seat suction type ventilation device and a car seat.

Background technique

In recent years, with the advancement of seat comfort system technology, the seat with air exchange function has become a new product that is gradually accepted by people. Through the air exchange between the seat surface and the interior of the seat surface, a better local environmental interface between the seat and the body surface of the occupant can be achieved. Especially in summer and other seasons when the human body is prone to sweating, it is more helpful for perspiration and refreshing on the body surface of the seat occupant.

The basic feature of this type of ventilated seat device is that the fan blows the air through the air intake hole facing the fan outlet directly to the ventilated air-guiding layer hidden inside the seat cushion or backrest, and then through the breathable seat cover. Blow towards the human body sitting on the chair. This type of seat ventilation is often referred to as a seat blower seat.

In actual use, due to the different preferences of users, seat ventilation methods that require the use of seat surfaces to absorb wind and wick away sweat are increasingly appearing. Seat suction and perspiration seat ventilation can directly absorb the wet sweat on the user's body surface into the air duct inside the seat through the breathable seat seat fabric, and exhaust the seat through the fan system to achieve refreshing in summer Perspiration. This kind of seat ventilation method of absorbing wind and perspiration on the seat surface is usually called a seat surface intake type seat.

However, the ventilation structure of the seat suction type ventilation device of the seat surface air intake type seat is often difficult to design due to the mutual influence of the seat breathable bearing pad structure and the ventilation fan and the air guiding structure.

At the same time, due to the influence of the shape structure of the seat surface and the support frame of the bearing pad, it is often faced with the twists and turns of the long air guide pipeline and passes through the sponge bearing pad, and it is easy to cause large ventilation in the entire ventilation system due to the complexity of the air path. resistance.

Therefore, how to simplify the air path structure of the seat suction type ventilation device of the seat surface air intake type, effectively reduce the wind resistance, be more conducive to improving the air intake efficiency of the central air suction port of the centrifugal fan, and improve the functionality of the entire ventilation system , has become a technical problem to be solved urgently by those skilled in the art.

Utility model content

The purpose of this utility model is to provide a seat suction type ventilation device and a car seat, to simplify the air path structure of the seat suction type ventilation device of the seat surface air intake type, effectively reduce the wind resistance, and be more conducive to improving The air intake efficiency of the central air inlet of the centrifugal fan improves the functionality of the entire ventilation system.

In order to achieve the above object, the utility model provides the following technical solutions:

A suction-type ventilation device for a seat, applied to a sponge bearing pad, comprising:

An air inlet port, the air inlet port communicates with the straight-through air guide hole opened on the sponge bearing pad;

A bent air duct, one end of the bent air duct communicates with the air inlet port;

a clamping interface, the clamping interface communicates with the other end of the bent air duct;

A centrifugal fan, the central air suction port of the centrifugal fan communicates with the clamping interface.

Preferably, in the above seat suction type ventilation device, the air inlet port has a wingspan structure, and the wingspan structure is supported between the sponge bearing pad and the supporting frame of the car seat;

The air inlet interface has a raised air inlet, and the raised air inlet is inserted into the straight-through air guide hole of the sponge bearing pad, and the air outlet of the air inlet interface and the air inlet of the bent air duct phase tandem.

Preferably, in the seat suction type ventilation device mentioned above, the number of said straight-through air guiding holes is 1, 2 or more than 2.

Preferably, in the seat suction type ventilation device described above, there are multiple straight-through air guide holes, and the air inlet of the air inlet interface is attached to the position of each straight-through air guide hole.

Preferably, in the above-mentioned suction-type ventilation device for seats, the fastening interface and the bent air duct are integrally formed.

Preferably, in the above-mentioned seat suction type ventilation device, the fastening interface and the bent air duct are connected by adhesive or heat welding.

Preferably, in the above seat suction type ventilation device, a clamping body is provided at the central air inlet of the centrifugal fan, and the clamping body is clamped and connected to the clamping interface.

A car seat, comprising a seat cushion and a backrest, both of which are provided with the seat suction type ventilation device as described in any one of the above items.

It can be seen from the above-mentioned technical scheme that the seat suction type ventilation device provided by the utility model adopts the air-permeable seat surface to enter the air, and the through-type air-guiding hole preset through the air-guiding layer of the seat surface and the sponge bearing pad, and the The air inlet interface between the sponge bearing pad and the support frame is positioned straight through and connected, and then fed into the central air inlet of the centrifugal fan through the bent air duct, and finally discharged from the seat through the air outlet of the centrifugal fan. Due to the use of the air inlet interface located between the sponge bearing pad and the supporting frame, the direct connection is avoided, which avoids the problem that the air duct structure of the ventilation system must pass through the sponge bearing pad in the past. This fully simplifies the air path structure of the seat ventilation device of the seat surface air intake type, effectively reduces the wind resistance, is more conducive to improving the air intake efficiency of the central air suction port of the centrifugal fan, and improves the functionality of the entire ventilation system.

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 drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural view of a seat suction type ventilation device provided by an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a seat suction type ventilation device provided by another embodiment of the present invention.

Detailed ways

The core of the utility model is to provide a seat suction type ventilation device and a car seat, so as to simplify the air path structure of the seat suction type ventilation device of the seat surface air intake type, effectively reduce the wind resistance, and be more conducive to improving The air intake efficiency of the central air inlet of the centrifugal fan improves the functionality of the entire ventilation system.

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.

Please refer to Fig. 1 and Fig. 2, Fig. 1 is a schematic structural diagram of a seat suction type ventilation device provided by an embodiment of the utility model; Fig. 2 is a structure of a seat suction type ventilation device provided by another embodiment of the utility model schematic diagram.

The seat suction type ventilation device provided by the embodiment of the utility model is applied to the sponge bearing pad 01 and includes an air inlet port 14 , a bent air duct 15 , a clamping port 16 and a centrifugal fan 17 .

The air inlet port 14 communicates with the straight-through air guide hole 13 opened on the sponge bearing pad 01; one end of the bent air duct 15 communicates with the air inlet port 14; the clamping port 16 communicates with the The other end of the bent air duct 15 is connected; the central suction port of the centrifugal fan 17 is connected with the clamping interface 16 .

The seat suction type ventilation device provided by the utility model adopts the air-permeable seat surface 11 to enter the air, and the through-type air-guiding hole 13 preset by the seat surface air-guiding layer 12 and the sponge bearing pad 01 is connected with the sponge bearing pad 01 and the sponge bearing pad 01. The air inlet ports 14 between the support frames 02 are positioned straight through and connected, and then fed into the central air inlet of the centrifugal fan 17 through the bent air duct 15, and finally discharged from the seat through the air outlet of the centrifugal fan 17. Since the air inlet interface 14 located between the sponge bearing pad 01 and the support frame 02 is used for positioning and straight-through connection, the problem that the air duct structure of the ventilation system in the past must pass through the sponge bearing pad is avoided. This fully simplifies the air path structure of the seat ventilation device of the seat surface air intake type, effectively reduces the wind resistance, is more conducive to improving the air intake efficiency of the central air suction port of the centrifugal fan, and improves the functionality of the entire ventilation system.

In a specific embodiment of the utility model, the air inlet port 14 has a wingspan structure, and the wingspan structure is supported between the sponge bearing pad 01 and the supporting frame 02 of the car seat. The utility model will The wingspan structure is arranged between the sponge bearing pad 01 and the support frame 02 of the car seat, which can facilitate the installation of the air inlet interface 14 and can improve the stability of the air inlet interface 14; the air inlet interface 14 has a convex shape Air inlet, the convex air inlet is inserted into the straight-through air guide hole 13 of the sponge bearing pad 01 , the air outlet of the air inlet interface 14 is connected with the air inlet of the bent air duct 15 .

In a specific embodiment of the present invention, the number of the straight-through air guiding holes 13 is 1, 2 or more than 2. When the number of the straight-through air guide holes 13 is multiple, the air inlet of the air inlet interface 14 may also be in a non-insert manner, that is, the air inlet is attached to the position of each straight-through air guide hole 13, The airflow is directly blown into the air inlet of the air inlet interface 14 from each straight-through air guide hole 13 .

In a specific embodiment of the present invention, the fastening interface 16 and the bent air duct 15 are integrally formed. The fastening interface 16 can also be connected to the bent air duct 15 by pasting or heat welding.

In a specific embodiment of the present invention, a clamping body 18 is provided at the central air inlet of the centrifugal fan 17 , and the clamping body 18 is clamped and connected with the clamping interface 16 .

The utility model also discloses a car seat 00, including a seat cushion and a backrest, wherein the seat suction type ventilation device disclosed in the above embodiment is arranged inside the seat cushion and the backrest. Due to having the above-mentioned seat suction type ventilation device, it has all the technical effects of the above seat suction type ventilation device, which will not be repeated here.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. a seat air draught type drafting apparatus, is applied to sponge bearing pads (01), it is characterized in that, comprising:

Air intake interface (14), described air intake interface (14) is communicated with the through type wind-guiding hole (13) that described sponge bearing pads (01) is offered;

Bending air channel (15), one end of described bending air channel (15) is communicated with described air intake interface (14);

Fix interface (16), described fixing interface (16) is communicated with the other end of described bending air channel (15);

Centrifugal flow fan (17), the central inlet scoop of described centrifugal flow fan (17) is communicated with described fixing interface (16).

2. seat air draught type drafting apparatus according to claim 1, is characterized in that, described air intake interface (14) has spanwise configurations, and described spanwise configurations holder is loaded between described sponge bearing pads (01) and the support frame (02) of automotive seat;

Described air intake interface (14) has male-type ventilation inlet, described male-type ventilation inlet inserts the through type wind-guiding hole (13) of described sponge bearing pads (01), the air outlet of described air intake interface (14) and the ventilation inlet phase tandem of described bending air channel (15).

3. seat air draught type drafting apparatus according to claim 1, is characterized in that, the quantity of described through type wind-guiding hole (13) is 1, more than 2 or 2.

4. seat air draught type drafting apparatus according to claim 3, is characterized in that, the quantity of described through type wind-guiding hole (13) is multiple, and the ventilation inlet of described air intake interface (14) is attached on the position of each through type wind-guiding hole (13).

5. seat air draught type drafting apparatus according to claim 1, is characterized in that, described fixing interface (16) and described bending air channel (15) are formed in one structure.

6. seat air draught type drafting apparatus according to claim 1, is characterized in that, through to paste or the form of thermal welding is connected between described fixing interface (16) with described bending air channel (15).

7. seat air draught type drafting apparatus according to claim 6, is characterized in that, the central air inlet of centrifugal flow fan (17) is provided with locking member (18), and described locking member (18) fixes with described fixing interface (16) and is connected.

8. automotive seat, comprise cushion and backrest, it is characterized in that, are provided with the seat air draught type drafting apparatus as described in any one of claim 1-7 in described cushion and backrest.