CN219605915U - Spring cushion and vehicle - Google Patents

Abstract

The utility model discloses a spring cushion and a vehicle. The spring cushion comprises a framework and a rubber cushion, wherein one end of the framework is provided with a connecting ring; the rubber pad is injection molding, the one end of rubber pad passes through injection molding mode closely parcel go-between's inside wall and lateral wall, make the go-between builds in the one end of rubber pad. The connecting effect between the framework and the rubber pad in the spring cushion is good, the durability is good, the cost is low, and the rubber pad is not easy to deform and turn.

Description

Spring cushion and vehicle

Technical Field

The utility model relates to the technical field of vehicle parts, in particular to a spring cushion and a vehicle.

Background

The coil spring cushion is arranged between the coil spring and the control arm, and has the effects of relieving the vibration of the coil spring, isolating the coil spring and the control arm to protect the coil spring, and preventing the coil spring from being scratched by the control arm to damage a paint film in the whole vehicle movement process, so that the coil spring is rusted and the safety problem caused by breakage is solved.

The existing spiral spring cushion is mainly in two structural forms, one is a pure rubber cushion, and the pure rubber cushion is easy to deform and roll in the moving process of the spiral spring, so that the spiral spring and a control arm cannot be completely isolated, and the spiral spring is worn; the other is that the cushion is matched with the framework, and the cushion and the framework are connected by smearing an adhesive on the contact surface of the cushion and the framework, but the bonding process has higher requirements on the environment and the bonding effect is not easy to ensure (the bonding effect is influenced by temperature and humidity), so that the coil spring cushion of the type has low bonding strength, poor durability and higher cost.

Disclosure of Invention

In view of this, the present utility model aims to propose a spring cushion that has good durability and is low in cost.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a spring cushion comprising:

a framework, one end of which is provided with a connecting ring;

the rubber pad, the rubber pad is injection moulding spare, the one end of rubber pad passes through injection moulding mode closely parcel go-between's inside wall and lateral wall, make the go-between builds in the one end of rubber pad.

According to some embodiments of the utility model, the connecting ring is provided with a through hole.

According to some embodiments of the utility model, the through holes are a plurality of, and the through holes are uniformly arranged along the circumferential direction of the connecting ring at intervals.

According to some embodiments of the utility model, the through hole is rectangular or circular.

According to some embodiments of the utility model, the skeleton further comprises a plug connector, the plug connector is located on the inner side of the connecting ring and is coaxially arranged with the connecting ring, a through hole is formed in the middle of the rubber pad, and the plug connector is located in the through hole.

According to some embodiments of the utility model, the other end of the skeleton is provided with a plurality of reinforcing ribs which extend along the radial direction and are uniformly distributed along the circumferential direction at intervals.

According to some embodiments of the utility model, the rubber pad is provided with a plurality of through grooves at the other end, and the through grooves extend along the radial direction and are uniformly distributed at intervals along the circumferential direction of the rubber pad.

According to some embodiments of the utility model, the inner side wall or/and the outer side wall of the connecting ring is provided with a concave part or a convex part.

According to some embodiments of the utility model, the skeleton is a plastic skeleton or a metal skeleton.

Compared with the prior art, the spring cushion has the following advantages: the connecting ring of the framework is embedded into the rubber pad as an insert during injection molding of the rubber pad, so that the rubber pad and the framework form an integrated structure to realize mutual fixed connection without adopting an adhesive, and therefore, on one hand, the spring cushion has good durability, good long-term use effect and high connecting strength; on the other hand, compared with the bonding process, the injection molding process has low requirements on the process environment, so that the spring cushion is more convenient to produce and has lower production cost.

Another object of the utility model is to propose a vehicle comprising a spring mattress according to an embodiment of the utility model.

Compared with the prior art, the vehicle provided by the utility model has the same advantages as those of the spring cushion provided by the embodiment of the utility model, and the description is omitted here.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic view of a structure of a spring mattress according to an embodiment of the present utility model.

Fig. 2 is a first exploded view of a spring cushion according to an embodiment of the present utility model.

Fig. 3 is a first cross-sectional view of a spring cushion according to an embodiment of the present utility model.

Fig. 4 is a second cross-sectional view of a spring cushion according to an embodiment of the present utility model.

Fig. 5 is a second exploded view of a spring cushion according to an embodiment of the present utility model.

Reference numerals illustrate:

a spring pad 1000;

a skeleton 1; a connection ring 101; a through hole 1011; a plug 102; a reinforcing rib 103; a rubber pad 2; an annular groove 201; a filling part 2011; a through slot 202; through hole 203.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

The present utility model will be described in detail below with reference to fig. 1 to 5 in conjunction with the embodiments.

As shown in fig. 1 to 5, a spring mattress 1000 according to an embodiment of the present utility model includes a frame 1 and a rubber pad 2, one end of the frame 1 having a connection ring 101; the rubber pad 2 is injection molding, and the inside wall and the outside wall of go-between 101 are closely wrapped up in the one end of rubber pad 2 through injection molding mode for go-between 101 builds in the one end of rubber pad 2.

Specifically, in practical application, one end of the coil spring is supported on the rubber pad 2, the framework 1 is a hard framework, and the framework 1 is connected with the vehicle body. The skeleton 1 is connected with the rubber pad 2, like this, the skeleton 1 can play the supporting role to the rubber pad 2, avoids the rubber pad 2 to take place to turn over the roll deformation under coil spring's effect to guaranteed the whole result of use of spring bolster 1000, both can alleviate coil spring vibration, can keep apart coil spring and control arm again in order to protect coil spring, prevent in whole car motion in-process, control arm scratch coil spring destroys the film, leads to coil spring to rust with the safety problem that the fracture brought.

One end of the framework 1 is provided with a connecting ring 101; the rubber pad 2 is injection molding, and the inside wall and the outside wall of go-between 101 are closely wrapped up in the one end of rubber pad 2 through injection molding mode for go-between 101 builds in the one end of rubber pad 2. That is, the rubber pad 2 is fixed on the injection molding die of the rubber pad 2 as an insert during injection molding, and then the rubber wraps the connecting ring 101 at one end of the rubber pad 1 during injection molding, so that after injection molding, the rubber pad 2 is partially embedded into the rubber pad 1, and an integral structure is formed with the rubber pad 2, thereby avoiding the use of an adhesive. Therefore, the spring cushion 1000 of the present utility model has stronger durability and better connection effect between the frame 1 and the rubber pad 2; and compared with the bonding process, the injection molding process has low requirements on the process environment, so that the spring cushion 1000 of the utility model is more convenient to produce and has lower production cost.

According to the spring cushion 1000 of the embodiment of the utility model, when the rubber cushion 2 is injection molded, the connecting ring 101 of the framework 1 is embedded into the rubber cushion 2 as an insert, so that the rubber cushion 2 and the framework 1 form an integrated structure to realize mutual fixed connection without adopting an adhesive, and therefore, on one hand, the spring cushion 1000 of the utility model has good durability, good long-term use effect and high connecting strength; on the other hand, compared with the bonding process, the injection molding process has low requirements on the process environment, so that the spring cushion 1000 of the utility model is more convenient to produce and has lower production cost.

According to some embodiments of the present utility model, as shown in fig. 2 and 5, a through hole 1011 is provided on the connection ring 101. One end of the frame 1 has a connection ring 101, the connection ring 101 is embedded in one end of the rubber mat 2, that is, as shown in fig. 4, an annular groove 201 adapted to the connection ring 101 is provided at one end of the rubber mat 2, when a through hole 1011 is provided on the connection ring 101, the rubber fills the through hole 1011 to form a filling part 2011 (as shown in fig. 3) during injection molding of the rubber mat 2, and since the through hole 1011 is provided on the connection ring 101 and the connection ring 101 is embedded in the annular groove 201 of the rubber mat 2, both ends of the filling part 2011 are integrally connected with opposite side walls of the annular groove 201, respectively. Thus, the rubber pad 2 and the framework 1 can be connected with each other with better effect and excellent durability, and can not separate from each other.

According to some embodiments of the present utility model, there are a plurality of vias 1011 as shown in FIG. 5. It will be appreciated that the provision of a plurality of through holes 1011 is advantageous for further enhancing the connection effect between the rubber pad 2 and the frame 1. Specifically, for example, the through holes 1011 are uniformly provided with 4 or 6 (as shown in fig. 5) at intervals along the circumferential direction of the connection ring 101.

According to some embodiments of the present utility model, as shown in fig. 5, the plurality of through holes 1011 are uniformly arranged at intervals along the circumferential direction of the connection ring 101.

Alternatively, the shape of the via 1011 is regular or irregular. For example, via 1011 may be rectangular (as shown in fig. 5) or circular.

Alternatively, the size of the through holes 1011 at different positions on the connection ring 101 may be the same or different.

Alternatively, the shape of the through holes 1011 at different positions on the connection ring 101 may be the same or different.

According to some embodiments of the present utility model, as shown in fig. 3 to 5, the skeleton 1 further includes a plug 102, the plug 102 is located inside the connection ring 101 and is coaxially disposed with the connection ring 101, the rubber pad 2 has a through hole 203 in the middle, and the plug 102 is located in the through hole 203. It should be noted that the plug 102 is used to cooperate with a control arm on the vehicle body to perform a positioning connection function.

According to some embodiments of the present utility model, as shown in fig. 1 and 2, the other end of the skeleton 1 is provided with a plurality of reinforcing ribs 103 extending in a radial direction and uniformly distributed at intervals in a circumferential direction. It will be appreciated that the reinforcing ribs 103 are provided for improving the structural strength of the skeleton 1.

According to some embodiments of the present utility model, as shown in fig. 5, a plurality of through grooves 202 are provided on the other end of the rubber pad 2, and the plurality of through grooves 202 extend in the radial direction and are uniformly arranged at intervals along the circumferential direction of the rubber pad 2. It should be noted that, the through groove 202 can prevent abnormal sound of the rubber pad 2 during use.

According to some embodiments of the utility model, the inner side wall or/and the outer side wall of the connection ring 101 is provided with a recess. That is, the inner side wall of the connection ring 101 is provided with a recess, or the outer side wall of the connection ring 101 is provided with a recess, or both the inner side wall and the outer side wall of the connection ring 101 are provided with a recess. The connecting ring 101 is provided with a concave portion, so that when the rubber pad 2 is injection molded, the rubber fills the concave portion of the connecting ring 101, thereby increasing the connecting area between the rubber pad 2 and the frame 1, and further increasing the connecting strength.

According to some embodiments of the utility model, the inner side wall or/and the outer side wall of the connection ring 101 is provided with a protrusion. That is, the inner side wall of the connection ring 101 is provided with a convex portion, or the outer side wall of the connection ring 101 is provided with a convex portion, or both the inner side wall and the outer side wall of the connection ring 101 are provided with convex portions. The connection ring 101 is provided with a convex part, that is, the rubber pad 2 is provided with a groove corresponding to the convex part, and when the rubber pad 2 is injection molded, the rubber wraps the convex part on the connection ring 101, so that the connection area between the rubber pad 2 and the framework 1 can be increased, and the connection strength is increased.

According to some embodiments of the utility model, the skeleton 1 is a plastic skeleton or a metal skeleton. That is, the frame 1 may be made of a plastic material or a metal material. Preferably, the framework 1 is a plastic framework, so that the requirement of the vehicle on the weight reduction of parts can be better met, and the cost is lower.

Alternatively, as shown in fig. 4, the inner wall surface of the connection ring 101 is an arc surface.

Alternatively, as shown in fig. 4, the rubber pad 2 is in a boss shape, and the connection ring 101 of the frame 1 is connected with the convex portion of the boss-shaped rubber pad 2.

Another object of the present utility model is to propose a vehicle comprising a spring mattress 1000 according to an embodiment of the utility model.

The advantages of the vehicle of the present utility model over the prior art are the same as those of the spring cushion 1000 of the embodiment of the present utility model, and will not be described again.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. A spring cushion, comprising:

a framework (1), wherein one end of the framework (1) is provided with a connecting ring (101);

rubber pad (2), rubber pad (2) are injection moulding spare, the one end of rubber pad (2) is closely wrapped up through injection moulding mode inside wall and lateral wall of go-between (101), so that go-between (101) are embedded in the one end of rubber pad (2).

2. Spring cushion according to claim 1, characterized in that the connecting ring (101) is provided with a through hole (1011).

3. The spring mattress according to claim 2, characterized in that the through holes (1011) are plural, and the plural through holes (1011) are uniformly arranged at intervals along the circumferential direction of the connection ring (101).

4. A spring mattress as claimed in claim 3, characterized in that the through-holes (1011) are rectangular or circular.

5. Spring cushion according to claim 1, characterized in that the frame (1) further comprises a plug-in piece (102), the plug-in piece (102) being located inside the connection ring (101) and being arranged coaxially with the connection ring (101), the rubber cushion (2) having a through hole (203) in the middle, the plug-in piece (102) being located in the through hole (203).

6. Spring cushion according to claim 5, characterized in that the other end of the frame (1) is provided with a plurality of ribs (103) extending in radial direction and evenly distributed at intervals in circumferential direction.

7. The spring cushion according to claim 1, wherein a plurality of through grooves (202) are provided on the other end of the rubber cushion (2), and the plurality of through grooves (202) are all extended in the radial direction and are uniformly arranged at intervals along the circumferential direction of the rubber cushion (2).

8. Spring cushion according to claim 1, characterized in that the inner side wall or/and the outer side wall of the connecting ring (101) is provided with recesses or protrusions.

9. Spring cushion according to any one of claims 1-7, characterized in that the skeleton (1) is a plastic skeleton or a metal skeleton.

10. A vehicle comprising a spring cushion according to any one of claims 1-9.