CN211715603U

CN211715603U - Light comfortable seat spring

Info

Publication number: CN211715603U
Application number: CN201922247591.3U
Authority: CN
Inventors: 楼静先; 楼芬娣; 楼华娣
Original assignee: Zhejiang Isri Shuangdi Spring Co ltd
Current assignee: Zhejiang Isri Shuangdi Spring Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-10-20
Anticipated expiration: 2029-12-13

Abstract

The utility model provides a lightweight travelling comfort seat spring belongs to seat spring technical field. It includes to be the spring body that the heliciform was made around being wound by cylindric metal pole, and spring body both ends have tangent plane and are parallel to each other, a metal pole in seted up and be the cell body that vertically runs through a metal pole, the cell body in wear to be equipped with No. two metal poles, No. two metal pole both ends flush with a metal pole, a metal pole and No. two metal poles between still be equipped with the connecting piece, a metal pole, No. two metal poles and connecting piece formula structure as an organic whole. The spring body is the heliciform by cylindric metal pole and winds and make, and it can reduce the weight of spring under the same size condition greatly to open the cell body in the metal pole to reach the purpose that reduces seat weight, make the seat lighter.

Description

Light comfortable seat spring

Technical Field

The utility model belongs to the technical field of the seat spring, a lightweight travelling comfort seat spring is related to.

Background

The seat spring is installed and is provided elastic main part for the seat in the seat, and the travelling comfort of seat can be improved greatly to flexible seat, and the seat spring can provide elasticity for flexible seat, makes the seat can reset fast, nevertheless installs the weight that the spring can increase seat self in the seat, makes the seat become heavy, is difficult for carrying.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide a lightweight travelling comfort seat spring.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a lightweight travelling comfort seat spring, includes to be the spring body that the heliciform was made around being wound by cylindric metal pole, and spring body both ends have tangent plane and tangent plane parallel to each other, a metal pole in set up and be the cell body that vertically runs through a metal pole, the cell body in wear to be equipped with No. two metal poles, No. two metal pole both ends and a metal pole flush, a metal pole and No. two metal poles between still be equipped with the connecting piece, a metal pole, No. two metal poles and connecting piece formula structure as an organic whole.

In foretell lightweight travelling comfort seat spring, the connecting piece includes that a plurality of is the No. three metal poles of annular array distribution, No. three metal pole both sides respectively with the peripheral face of No. two metal poles and the medial surface fixed connection of a metal pole.

In foretell lightweight travelling comfort seat spring, the cross-section of No. three metal poles be the rectangle, the both ends of No. three metal poles and the both ends of a metal pole and No. two metal poles flush.

In the light comfortable seat spring, the groove body is divided into a plurality of fan-shaped grooves by a plurality of third metal rods.

In the light comfortable seat spring, the groove body is internally provided with three third metal rods, and the included angle between every two third metal rods is 120 degrees.

In the light comfortable seat spring, the cross section of the groove body is circular, the second metal rod is positioned at the center of the groove body, and the axis of the second metal rod is coincided with the axis of the groove body.

In the light comfortable seat spring, the section of the second metal rod is circular, and the ratio of the height of the third metal rod to the diameter of the second metal rod is 1: 1.

In the light comfortable seat spring, the ratio of the diameter of the second metal rod to the outer diameter of the first metal rod is 1: 3.5.

Compared with the prior art, the utility model has the advantages of:

1. the spring body is the heliciform by cylindric metal pole and winds and make, and it can reduce the weight of spring under the same size condition greatly to open the cell body in the metal pole to reach the purpose that reduces seat weight, make the seat lighter.

2. Wear to establish No. two metal poles in the cell body and connect a metal pole and No. two metal poles through the connecting piece and can improve the intensity of spring, prevent to lead to a metal pole self intensity variation because of seting up the cell body.

3. The No. three metal poles that are the annular array and distribute can fix a metal pole and No. two metal poles, and can improve the compressive strength of a metal pole.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic diagram of the overall structure provided by the present invention;

fig. 2 is a partial cross-sectional view of the present invention;

fig. 3 is an enlarged schematic view of the section in fig. 2.

In the figure, a first metal rod 1, a spring body 2, a section 3, a groove body 4, a second metal rod 5, a connecting piece 6 and a third metal rod 7.

Detailed Description

As shown in fig. 1 and 2, a light-weight comfortable seat spring comprises a spring body 2 which is formed by winding a cylindrical metal rod 1 in a spiral manner, wherein two ends of the spring body are provided with tangent planes 3 and tangent planes 3 which are parallel to each other, a groove body 4 which longitudinally runs through the metal rod 1 is formed in the metal rod 1, a metal rod 5 is arranged in the groove body 4 in a penetrating manner, two ends of the metal rod 5 are flush with the metal rod 1, a connecting piece 6 is further arranged between the metal rod 1 and the metal rod 5, and the metal rod 1, the metal rod 5 and the connecting piece 6 are of an integrated structure.

In this embodiment, spring body 2 is the heliciform by a cylindric metal pole 1 and winds and make, and the weight of spring under the same size condition can be reduced greatly to set up cell body 4 in a metal pole 1 to reach the mesh that reduces seat weight, make the seat more light.

Wear to establish No. two metal poles 5 in the cell body 4 and connect the intensity that can improve the spring with a metal pole 1 and No. two metal poles 5 through connecting piece 6, prevent to lead to a metal pole 1 self intensity variation because of seting up cell body 4.

A metal pole 1, No. two metal poles 5 and connecting piece 6 formula structure as an organic whole can conveniently produce, and the metal pole 1 accessible casting of this structure takes shape to form No. two metal poles 5 and connecting piece 6 through loosing core.

The connecting piece 6 comprises a plurality of No. three metal rods 7 distributed in an annular array, and two sides of each No. three metal rod 7 are fixedly connected with the peripheral surface of the No. two metal rods 5 and the inner side surface of the No. one metal rod 1 respectively.

In this embodiment, as shown in fig. 2 and 3, the first metal rod 1 and the second metal rod 5 can be fixed by the third metal rod 7 distributed in an annular array, and the compressive strength of the first metal rod 7 can be improved.

The section of the third metal rod 7 is rectangular, two ends of the third metal rod 7 are flush with two ends of the first metal rod 1 and the second metal rod 5, and the groove body 4 is divided into a plurality of fan-shaped grooves by the plurality of third metal rods 7.

In this embodiment, as shown in fig. 2 and 3, the provision of the fan-shaped groove can reduce the weight of the first metal rod itself, so that the molded spring is lighter.

Three No. three metal rods 7 are arranged in the groove body 4, and the included angle between every two No. three metal rods 7 is 120 degrees.

In this embodiment, as shown in fig. 2 and 3, an included angle between every two No. three metal rods 7 is 120 °, and the two No. three metal rods 7 and the inner side surface of the No. one metal rod form a triangle-like shape, which can effectively improve the strength of the No. one metal rod.

The section of the tank body 4 is circular, the second metal rod 5 is positioned at the center of the tank body 4, and the axis of the second metal rod 5 is coincided with the axis of the tank body 4.

In this embodiment, as shown in fig. 2 and 3, the section of the groove body 4 is circular, so that the compressive strength of the first metal rod can be improved.

More specifically, the section of the second metal rod 5 is circular, and the ratio of the height of the third metal rod 7 to the diameter of the second metal rod 5 is 1: 1; the ratio of the diameter of the second metal rod 5 to the outer diameter of the first metal rod 1 is 1: 3.5.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms first metal rod 1, spring body 2, section 3, slot 4, second metal rod 5, connecting piece 6, third metal rod 7, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims

1. The utility model provides a light-weighted travelling comfort seat spring, includes to be spring body (2) that the heliciform was made around being wound by cylindric metal pole (1), and spring body (2) both ends have tangent plane (3) and are parallel to each other, its characterized in that, metal pole (1) in seted up and be cell body (4) that vertically run through a metal pole (1), cell body (4) in wear to be equipped with No. two metal poles (5), No. two metal pole (5) both ends flush with a metal pole (1), a metal pole (1) and No. two metal poles (5) between still be equipped with connecting piece (6), a metal pole (1), No. two metal poles (5) and connecting piece (6) formula structure as an organic whole.

2. The light comfortable seat spring as claimed in claim 1, wherein the connecting member (6) comprises a plurality of third metal rods (7) distributed in an annular array, and two sides of the third metal rods (7) are respectively fixedly connected with the outer peripheral surface of the second metal rod (5) and the inner side surface of the first metal rod (1).

3. The light comfortable seat spring as claimed in claim 2, characterized in that the section of the third metal rod (7) is rectangular, and the two ends of the third metal rod (7) are flush with the two ends of the first metal rod (1) and the second metal rod (5).

4. The light comfortable seat spring as claimed in claim 2 or 3, characterized in that several metal rods (7) are used to separate the slot (4) into several fan-shaped slots.

5. The light comfortable seat spring as claimed in claim 2 or 3, wherein three No. three metal rods (7) are arranged in the groove body (4), and the included angle between every two No. three metal rods (7) is 120 °.

6. The light-weight comfortable seat spring as claimed in claim 1, 2 or 3, characterized in that the cross section of the groove body (4) is circular, the second metal rod (5) is positioned at the center of the groove body (4), and the axial lead of the second metal rod (5) is coincident with the axial lead of the groove body (4).

7. The light-weight comfortable seat spring as claimed in claim 2 or 3, characterized in that the cross section of the second metal rod (5) is circular, and the ratio of the height of the third metal rod (7) to the diameter of the second metal rod (5) is 1: 1.

8. The lightweight comfort seat spring according to claim 7, wherein the ratio of the diameter of the second metal rod (5) to the outer diameter of the first metal rod (1) is 1: 3.5.