CN217672295U

CN217672295U - Seat backrest curtain

Info

Publication number: CN217672295U
Application number: CN202221769076.7U
Authority: CN
Inventors: 池瑞伟; 舒易久; 陈亦俭
Original assignee: Zhejiang Ruiwei Mechanical And Electrical Technology Co ltd
Current assignee: Zhejiang Ruiwei Mechanical And Electrical Technology Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-10-28
Anticipated expiration: 2032-07-07

Abstract

The utility model discloses a seat backrest curtain, which comprises support rods positioned at two sides and a plurality of transverse steel wires arranged between the two support rods; two ends of the two support rods are oppositely provided with bulges, and hanging rods are arranged on the two support rods close to the bulges; the hanging rod is provided with a hook; a fan fixing frame is arranged on the two transverse steel wires; and the transverse steel wires are supported by vertical ribs. The hook can be connected with the automobile seat framework, so that the waist of a passenger is supported, and the comfort of a human body is improved; due to the fan fixing frame, air circulation is not smooth when a human body is in contact with the backrest in summer, and the fan is fixed on the fan fixing frame to provide cool air, so that the comfort level of the human body can be improved.

Description

Seat backrest curtain

Technical Field

The utility model belongs to the technical field of auto-parts, especially, relate to a backrest curtain.

Background

With the development of society, the living standard of people is continuously improved, and more people select automobiles for going out. The automobile seat is a seat for passengers to sit in, is a driving and sitting position which is convenient to operate, comfortable and safe and is provided for drivers and passengers, and is an important part for providing support and safety protection for passengers or drivers in an automobile. The seat back skeleton is a key structure spare of car seat assembly, and its main function is: the correct sitting posture is kept, the upper body is supported when the vehicle turns, and the upper body is protected when the vehicle collides. The traditional chair generally adopts a hard back plate basically suitable for back curve design for supporting the back, and soft materials such as sponge and the like are laid, so that the back of a human body is supported and protected.

However, the conventional seat back is fixed in shape, so that the conventional seat back, which causes extreme waist discomfort after a long-time sitting, has a problem of poor comfort.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, there is a need for a seat back curtain that is convenient to use and can improve the comfort of the human body.

A seat backrest curtain comprises support rods positioned on two sides and a plurality of transverse steel wires arranged between the two support rods; two ends of the two support rods are oppositely provided with bulges, and hanging rods are arranged on the two support rods at positions close to the bulges; the hanging rod is provided with a hook; a fan fixing frame is arranged on the two transverse steel wires; and the transverse steel wires are supported by vertical ribs.

In one embodiment, the fan fixing frame is provided with a circular frame main body part, and four corners of the main body part are respectively provided with a first through hole for positioning the fan; two sides of the main body part extend outwards to form a hollow clamping part; and a second through hole is formed in the clamping part and used for inserting a wiring harness.

In one embodiment, the clamping part extends reversely towards the main body part to form a connecting point; the connecting point is connected with the transverse steel wire.

In one embodiment, the fan fixing frame is injection-molded on the two transverse steel wires through the connecting points.

In one embodiment, each of the transverse steel wires is a bent structure, and the bending directions of the transverse steel wires on two sides of the fan fixing frame are opposite.

In one embodiment, two ends of each transverse steel wire are respectively wound and connected on two support rods.

In one embodiment, the hanging rod is wound on the support rod, and the hanging rod is rotatable relative to the support rod.

In one embodiment, a sleeve is sleeved on the hook.

In one embodiment, the two support rods and the vertical rib are plastic hoses.

The seat backrest curtain comprises support rods positioned on two sides and a plurality of transverse steel wires arranged between the two support rods; two ends of the two support rods are oppositely provided with bulges, and hanging rods are arranged on the two support rods close to the bulges; the hanging rod is provided with a hook; a fan fixing frame is arranged on the two transverse steel wires; and the transverse steel wires are supported by vertical ribs. The hook can be connected with the automobile seat framework, so that the waist of a passenger is supported, and the comfort of the human body is improved; due to the fan fixing frame, air circulation is not smooth when a human body is in contact with the backrest in summer, and the fan is fixed on the fan fixing frame to provide cool air, so that the comfort level of the human body can be improved.

Drawings

FIG. 1 is a block diagram of a seatback curtain without a fan mount in one embodiment;

FIG. 2 is a block diagram of a seatback curtain incorporating a fan mount in another embodiment;

FIG. 3 is a schematic view of a fan holder 400 in the configuration of FIG. 2;

fig. 4 is a block diagram of a portion of a hanger bar 300 in one embodiment.

Detailed Description

For better understanding of the present invention, the contents of the present invention will be further clarified below with reference to the accompanying drawings and examples, but the present invention is not limited to the following examples.

In one embodiment, as shown in fig. 1 and 2, the seat back curtain of the present invention mainly includes support rods 100 located at two sides and a plurality of transverse steel wires 200 disposed between the two support rods 100; two ends of the two support rods 100 are oppositely provided with bulges 110, and hanging rods 300 are arranged on the two support rods 100 at positions close to the bulges 110; the hanging rod 300 is provided with a hook 310; the fan fixing frame 400 is arranged on the two transverse steel wires 200; the respective transverse steel wires 200 are supported by vertical ribs 210.

The support rods 100 may be provided in two numbers, one on each side. The support rod 100 may be cylindrical in shape. Wherein, the distance between the two support rods 100 can be 269.5 + -3 mm, and the length of the support rod 100 can be 329.5 + -4 mm.

A plurality of transverse steel wires 200 may be disposed between the two support rods 100. Wherein each transverse steel wire 200 may be perpendicular to the support bar 100. As shown in fig. 1, 6 transverse steel wires 200 may be provided, the intervals between the transverse steel wires 200 are not greatly different, and as exemplified from top to bottom in the position where the transverse steel wires 200 are provided, the distance between the first transverse steel wire 200 and the second transverse steel wire 200 may be 48.9 ± 2mm, the distance between the second transverse steel wire 200 and the third transverse steel wire 200 may be 48.1 ± 1mm, the distance between the third transverse steel wire 200 and the fourth transverse steel wire 200 may be 70.4 ± 2mm, the distance between the fourth transverse steel wire 200 and the fifth transverse steel wire 200 may be 61 ± 2mm, and the distance between the fifth transverse steel wire 200 and the sixth transverse steel wire 200 may be 41.1 ± 2mm. Wherein, the distance between the connection point of the sixth transverse steel wire 200 connected to the support bar 100 and the bottom of the support bar 100 may be 28 ± 2mm.

Both ends of the support bar 100 are provided with protrusions 110. Specifically, the protrusions 110 on two sides of the two support rods 100 may be disposed oppositely, and the protrusions 110 may be integrally formed with the support rods 100 and bent inward. Wherein the length of the protrusion 110 may be 22 ± 1.2mm.

The hanging rods 300 are arranged on the two supporting rods 100 at positions close to the protrusions 110, that is, a total of four hanging rods 300 are arranged, and the shapes and sizes of the hanging rods 300 are consistent. The length of the hanging rod 300 is 63.3 +/-1.7 mm. The support rod 100 and the transverse steel wire 200 may be hung on the frame of the car seat by a hanging rod 300.

The hanging rod 300 can be provided with a hook 310, the hook 310 can form an included angle of 35 degrees +/-1 degrees with the hanging rod 300, and the length of the hook 310 can be 12 +/-2 mm.

The two transverse steel wires 200 may be provided with a fan fixing bracket 400, and the fan fixing bracket 400 may be used to mount a fan. As shown in fig. 2, the fan fixing bracket 400 may be installed on the second transverse steel wire 200 and the third transverse steel wire 200.

Wherein, each transverse steel wire 200 can be supported by the vertical rib 210. Specifically, as shown in fig. 2, the vertical rib 210 may be mounted on the fourth, fifth, and sixth transverse steel wires 200 for supporting the fourth, fifth, and sixth transverse steel wires 200. Wherein, one end of the vertical rib 210 can extend out of the fourth transverse steel wire 200 by a length of about 14.5 ± 2mm, and the other end of the vertical rib 210 can extend out of the sixth transverse steel wire 200 by a length of about 14.5 ± 2mm.

In this embodiment, the hook 310 may be connected to the car seat frame, so as to support the waist of the passenger and improve the comfort of the human body; due to the fan fixing frame 400, air circulation is not smooth when a human body is in contact with the seat backrest in summer, and the fan is fixed on the fan fixing frame 400 to provide cool air, so that the comfort level of the human body can be improved.

In one embodiment, as shown in fig. 3, the fan fixing frame 400 has a circular frame body 410, and the body 410 is provided with first through holes 412 at four corners for positioning the fan; two sides of the main body 410 extend outwards to form a hollow clamping part 420; the clamping portion 420 is provided with a second through hole 422 for inserting a wiring harness.

The fan fixing frame 400 may include a main body 410 having a circular frame, wherein the diameter of the main body 410 may be 67 ± 0.5mm. The main body 410 is provided with first through holes 412 at four corners for positioning the fan, wherein the first through holes 412 may be circular, the four first through holes 412 have the same shape and size, and the radius of the four first through holes 412 is 12.5 ± 1.2mm. As shown in fig. 3, a vertical distance from the center of the first through hole 412 disposed at the upper left of the body part 410 to the center of the body part 410 may be 35.4 ± 0.2mm; a vertical distance from a center of the first through hole 412 disposed at an upper right of the body part 410 to a center of the body part 410 may be 41.6 ± 0.2mm; a vertical distance from a center of the first through hole 412 disposed at a lower left of the body portion 410 to a center of the body portion 410 may be 35.4 ± 0.2mm; the vertical distance from the center of the first through hole 412 disposed at the lower right of the body part 410 to the center of the body part 410 may be 42.3 ± 0.2mm.

As shown in fig. 3, both sides of the main body 410 may be extended outward to form a hollow clamping portion 420, and the clamping portion 420 may be used for a wire harness connected to the fan to pass through. Specifically, the clamping portion 420 may be provided with a second through hole 422 for inserting a wire harness. That is, two second through holes 422 are provided, and the shapes and sizes of the two second through holes 422 are the same. The shape of the second through hole 422 may be an ellipse, and the major axis of the second through hole 422 may be 12 ± 0.3mm. In this embodiment, as shown in fig. 3, an outer frame is disposed around the second through hole 422, the outer frame has an elliptical shape, and a long axis of the outer frame may be 17.2 ± 1.2mm. The distance between the centers of the left and right second through holes 422 may be 164.4 ± 1mm, and the perpendicular distance between the second through holes 422 and the center of the main body 410 may be 82.2 ± 0.5mm.

In one embodiment, as shown in FIG. 3, the clip portion 420 extends opposite the body portion 410 to form a connection point 424; the attachment points 424 are attached to the transverse wires.

In one embodiment, the fan fixing frame is formed by injection molding on two transverse steel wires through connecting points.

As shown in fig. 2, each transverse steel wire 200 is bent, and the bending directions of the transverse steel wires 200 on both sides of the fan fixing frame 400 are opposite.

Each transverse steel wire 200 is a bent structure, specifically, each transverse steel wire 200 is a wave-shaped structure, and the wave-shaped directions of the transverse steel wires 200 at the two sides of the fan fixing frame 400 are opposite. That is, the waveform of the transverse steel wire 200 above the fan fixing frame 400 is first lower and then upper, and the waveform of the transverse steel wire 200 below the fan fixing frame 400 is first upper and then lower. In this embodiment, the length of the bend in the transverse wire 200 may be 179.7 ± 1mm.

As shown in fig. 4, in one embodiment, the cloth rail 300 is wound around the support rod 100, and the cloth rail 300 is rotatable with respect to the support rod 100.

As shown in fig. 1, when the hanging rods 300 are wound around the supporting rod 100, the distance between two hanging rods 300 on the same supporting rod 100 may be 232.7 ± 3mm. After the hanging rods 300 which are positioned on different supporting rods 100 and arranged in the upper side direction of the supporting rods 100 are unfolded, the distance between the tail ends of the two hanging rods 300 can be 380.6 +/-3 mm; after the hanging rods 300 disposed on different support rods 100 in the lower direction of the support rods 100 are unfolded, the distance between the ends of the two hanging rods 300 may be 405.3 ± 3mm.

As shown in fig. 4, the hanging bar 300 is rotatable with respect to the supporting bar 100.

In one embodiment, as shown in FIG. 4, a sleeve 312 is sleeved over the hook 310.

In one embodiment, the two support rods and the vertical ribs are plastic hoses.

The utility model provides a pair of seat back curtain's application method as follows:

respectively hanging two hooks at the upper parts of the two support rods on two sides of the upper part of the automobile seat framework, and respectively hanging two hooks at the lower parts of the two support rods on two sides of the lower part of the automobile seat framework;

the seat cover is used for sheathing the seat backrest curtain and the automobile seat framework together, so that the waist can be supported.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A seat backrest curtain is characterized by comprising support rods positioned on two sides and a plurality of transverse steel wires arranged between the two support rods; two ends of the two support rods are oppositely provided with bulges, and hanging rods are arranged on the two support rods at positions close to the bulges; the hanging rod is provided with a hook; a fan fixing frame is arranged on the two transverse steel wires; and the transverse steel wires are supported by vertical ribs.

2. The seatback curtain according to claim 1, wherein the fan fixing frame has a circular frame main body portion, and first through holes are provided at four corners of the main body portion for positioning the fan; two sides of the main body part extend outwards to form a hollow clamping part; and a second through hole is formed in the clamping part and used for inserting a wiring harness.

3. The seat back curtain of claim 2, wherein the clip portion extends back toward the main body portion to form a connection point; the connecting point is connected with the transverse steel wire.

4. The seat back curtain of claim 3, wherein the fan mount is injection molded onto the two transverse wires through the connection points.

5. The seat back curtain of claim 1, wherein each of the transverse wires is bent, and the bending directions of the transverse wires on both sides of the fan fixing bracket are opposite.

6. The seat back curtain of claim 1, wherein each of the transverse steel wires is wound around two of the support rods at both ends thereof.

7. The seatback curtain of claim 1, wherein the hanger bar wraps around the support bar and the hanger bar is rotatable relative to the support bar.

8. The seatback curtain of claim 1, wherein said hook is sleeved with a sleeve.

9. The seatback curtain of claim 1, wherein both of the support bars and the vertical ribs are plastic hoses.