CN220980180U - Spring for mattress - Google Patents

Abstract

The utility model is suitable for the technical field of mattress springs, and provides a spring for a mattress, which comprises a spring main body formed by a plurality of coils, wherein the spring main body is a soft spring; the first end part is arranged at the upper end of the spring main body and is in a vortex-disk-shaped structure, and the first end part is led out from the upper end of the spring main body and is formed by a plurality of coils with outer diameters reduced in sequence; the second end part is arranged at the lower end of the spring main body and is in a circular ring-shaped structure, and the second end part is led out from the lower end of the spring main body and is formed by a single spiral ring. According to the utility model, the buffer spring is arranged in the spring main body and is used for reducing the deformation amount of the spring main body when the spring main body 1 is stressed greatly, so that the spring main body is protected from deformation damage, the service life of the spring main body is prolonged, meanwhile, the top end of the buffer spring cannot be contacted with the first end part on the spring main body under the condition of moderate stress, and the spring main body is deformed freely, so that good comfort level of a user is provided.

Description

Spring for mattress

Technical Field

The utility model belongs to the technical field of mattress springs, and particularly relates to a spring for a mattress.

Background

A spring is a mechanical part that works with elasticity. Parts made of elastic materials deform under the action of external force, and the parts recover after the external force is removed, so that the spring is applied to various industries, and the spring mattress is one of the industries. The existing spring mattresses are mainly three types of connected spring mattresses, wire-mounted vertical spring mattresses and independent bagged spring mattresses.

Wherein, the top grade mattress mostly uses independent pocket springs. The independent bag springs are formed by filling each independent body spring with a non-woven bag after pressing, connecting and arranging, and then gluing together to form a bed net. The upper surface of the bed net is generally stuck with a sponge layer, so that each bag of springs can be uniformly stressed, and the bed net is more comfortable to use.

However, most of springs used in the existing independent bagged spring mattresses are single hard springs or soft springs, when the hard springs are selected, the service lives of the springs can be well protected, but due to the fact that the rigidity of the hard springs is large, the comfort level of users is affected, when the soft springs are selected, the comfort level of the mattresses in whole use can be improved, but due to the fact that the rigidity of the springs is small, the springs are prone to dent deformation due to the fact that local areas are stressed for a long time, and further later use is affected. In order to solve the problem, a spring for a mattress is provided.

Disclosure of utility model

The present utility model provides a spring for a mattress, which aims to solve the problems mentioned in the background art.

The utility model is realized in such a way that the spring for the mattress comprises a spring main body formed by a plurality of coils, wherein the spring main body is a soft spring; the spring main body is formed by sequentially connecting an upper section part, a main section part and a lower section part into a whole, the screw pitch of the upper section part is gradually reduced from bottom to top, the screw pitch of the main section part is larger than the maximum screw pitch of the upper section part, the screw pitch of the lower section part is larger than the screw pitch of the main section part, and the ring diameters of the upper section part and the lower section part are smaller than the ring diameter of the main section part; the first end part is arranged at the upper end of the upper section part and is in a vortex-disk-shaped structure, is led out from the upper end of the spring main body and is formed by a plurality of coils with sequentially reduced outer diameters; the second end part is arranged at the lower end of the lower section and is in a circular ring structure, and the second end part is led out from the lower end of the spring main body and is formed by a single spiral ring; and the buffer spring is arranged at the inner side of the spring main body, the lower end of the buffer spring is fixedly connected with the lower section part, and the buffer spring is positioned right below the first end part.

Preferably, the upper end of the buffer spring is provided with a lifting end part, and the lifting end part is embedded in the top end of the buffer spring by a round rubber block.

Preferably, the length of the buffer spring is one third to one half of the length of the spring body.

Preferably, the buffer spring is a hard spring, and the pitch and the circle diameter of the buffer spring are smaller than those of the spring main body.

Preferably, the second end is integrally formed with the buffer spring.

Preferably, the effective turns of the spring body and the buffer spring are five to ten turns.

Preferably, a sleeve bag is sleeved outside the buffer spring, and the sleeve bag is a non-woven fabric sleeve bag.

Compared with the prior art, the embodiment of the application has the following main beneficial effects:

according to the utility model, the buffer spring is arranged in the spring main body and is used for reducing the deformation amount of the spring main body when the spring main body 1 is stressed greatly, so that the spring main body is protected from deformation damage, the service life of the spring main body is prolonged, meanwhile, the top end of the buffer spring cannot be contacted with the first end part on the spring main body under the condition of moderate stress, and the spring main body is deformed freely, so that good comfort level of a user is provided.

Drawings

FIG. 1 is a schematic view of the structure provided by the present utility model;

FIG. 2 is a schematic view of another view angle structure provided by the present utility model;

FIG. 3 is a schematic view of the structure of the cushion spring attachment pocket provided by the present utility model;

fig. 4 is a schematic view of a spring body according to another embodiment of the present utility model.

In the figure: 1. a spring body; 2. a first end; 3. a second end; 4. a buffer spring; 5. lifting the end part; 6. and (5) bagging.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description of the application and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

The embodiment of the utility model provides a spring for a mattress, which is shown in figures 1-4, and comprises a spring main body 1 formed by a plurality of coils, wherein the spring main body 1 is a soft spring; the spring main body 1 is formed by sequentially connecting an upper section 11, a main section 12 and a lower section 13, the pitch of the upper section 11 is gradually reduced from bottom to top, the pitch of the main section 12 is larger than the maximum pitch of the upper section 11, the pitch of the lower section 13 is larger than the pitch of the main section 12, and the diameters of the upper section 11 and the lower section 13 are smaller than the diameter of the main section 12; the first end part 2 is arranged at the upper end of the upper section part 11 and is in a vortex-disk-shaped structure, and the first end part 2 is led out from the upper end of the spring main body 1 and is formed by a plurality of coils with sequentially reduced outer diameters; the second end part 3 is arranged at the lower end of the lower section part 13 and is in a circular ring-shaped structure, and the second end part 3 is led out from the lower end of the spring main body 1 and is formed by a single spiral ring; the buffer spring 4 is arranged on the inner side of the spring main body 1, the lower end of the buffer spring 4 is fixedly connected with the lower section 13, and the buffer spring 4 is positioned right below the first end 2; the second end 3 is integrally formed with the buffer spring 4.

In this embodiment, since most of the springs used in the existing independent bagged spring mattress are single hard springs or soft springs, when the hard springs are selected, the service lives of the springs can be well protected, but due to the fact that the stiffness of the hard springs is larger, the comfort level of users is affected, when the soft springs are selected, the comfort level of the whole mattress can be improved, but due to the fact that the stiffness of the springs is small, when local areas are stressed by heavy force for a long time, the springs are easy to compress and dent and deform, and further later use is affected. Therefore, this scheme is through setting up buffer spring 4 in spring main part 1 for spring main part 1 when the atress is great, reduces the deformation volume of spring main part 1, in order to protect spring main part 1 not receive the deformation damage, improves spring main part 1's life, simultaneously, under the moderate circumstances of atress, buffer spring 4 top can not contact with the first tip 2 on the spring main part 1, and spring main part 1 free deformation is in order to provide user's good comfort level.

Specifically, the spring main body 1 in the scheme selects the spring used by the existing independent bagged spring mattress, the upper end of the spring main body 1 is provided with the first end part 2, the spring main body 1 and the first end part 2 are integrally formed, and the first end part 2 is of a vortex disc-shaped structure, so that good concentricity among a plurality of coils can be met, and the coordinated movement of the spring is ensured; the lower end of the spring main body 1 is provided with a second end part 3, the spring main body 1 and the second end part 3 are integrally formed, and the second end part 3 is of a circular ring structure and is used for stably placing the spring main body 1; the inside of the spring main body 1 is provided with a buffer spring 4, the buffer spring 4 and the second end 3 are fixed through welding, and the buffer spring 4 is positioned right below the first end 2.

When the first end part 2 is stressed less, the deformation amount of the spring main body 1 is small, and the spring main body can move up and down freely, so that good elastic conveying degree is provided for a user; when the stress of the first end part 2 is larger, the deformation amount of the spring main body 1 is larger, at this time, the first end part 2 continuously descends until contacting with the top end of the buffer spring 4, and is only stressed by the spring main body 1 before contacting, and after contacting with the buffer spring 4, the two springs of the spring main body 1 and the buffer spring 4 are simultaneously stressed and supported, so that the reverse supporting force is increased, and the spring main body 1 is prevented from being concavely deformed when being stressed for a long time.

Fig. 4 shows a triple micro-induction spring according to another embodiment of the present utility model, where the spring body 1 is formed by sequentially connecting an upper section 11, a main section 12 and a lower section 13. The pitch of the lower section 13 is greater than the pitch of the main section 12, and the pitch of the main section 12 is greater than the pitch of the upper section 11. The circle diameter of the main section 12 is larger than that of the upper section 11 and the lower section 13, the circle diameters of the upper section 11 and the lower section 13 are the same, and the circle diameters and the screw pitches of the upper section 11, the main section 12 and the lower section 13 are different, so that the elastic coefficients generated are different, the elastic coefficient of the main section 12 is larger according to the circle diameters, the main section 12 has better support, the upper section 11 has smaller spring coefficient and is easy to compress, soft comfort is provided for a user, the circle diameter and the screw pitch of the lower section 13 are larger, and therefore, the elastic coefficient of the lower section 13 can be positioned between the upper section 11 and the main section 12, and the lower section 13 continuously provides stable support through the main section 12 when being compressed, so that the compression of the lower end of the lower section 13 to a mattress is reduced. The triple micro-induction spring of the embodiment provides more comfortable and stable experience for users.

In a further preferred embodiment of the present utility model, as shown in fig. 1-3, the upper end of the buffer spring 4 is provided with a lifting end portion 5, and the lifting end portion 5 is embedded in the top end of the buffer spring 4 by a circular rubber block.

In this embodiment, inlay circular rubber piece in buffer spring 4 top and form and lift tip 5, and then when first tip 2 and buffer spring 4 top contact, effective contact surface is bigger, and contact lifts first tip 2 more stable to and buffer spring 4 overall stress is more even.

In a further preferred embodiment of the present utility model, as shown in fig. 1-3, the length of the buffer spring 4 is one third to one half of the length of the spring body 1; the buffer spring 4 is a hard spring, and the pitch and the circle diameter of the buffer spring 4 are smaller than those of the spring main body 1; the effective turns of the spring body 1 and the buffer spring 4 are four to seven.

In this embodiment, since the spring body 1 is a soft spring, and the buffer spring 4 is a hard spring, the soft spring can provide comfortable elasticity for the user, and the hard spring lifts the first end 2 of the soft spring to effectively reduce the overall deformation of the soft spring, so as to avoid the deformation of the soft spring caused by overlarge deformation, therefore, the design of the buffer spring 4 is relatively short, the spring body 1 is not in contact with the buffer spring 4 under moderate stress, and freely stretches, and when the stress is larger, the spring body 1 is seriously compressed until the first end 2 is in contact with the lifting end 5, and the spring body 1 is prevented from being further deformed by compression by utilizing the characteristic of the hardness of the buffer spring 4, so as to avoid the damage of the spring body 1.

In a further preferred embodiment of the present utility model, as shown in fig. 3, a sleeve bag 6 is sleeved outside the buffer spring 4, and the sleeve bag 6 is a non-woven fabric sleeve bag.

In this embodiment, in order to avoid the possible contact interference between the spring body 1 and the buffer spring 4, the present solution is to cover the pocket 6 on the outer side of the buffer spring 4, and isolate the spring body 1 from the buffer spring 4 by using the non-woven fabric pocket, so as to avoid the possible mutual interference between the two springs.

It should be noted that, for simplicity of description, the foregoing embodiments are all illustrated as a series of acts, but it should be understood by those skilled in the art that the present utility model is not limited by the order of acts, as some steps may be performed in other order or concurrently in accordance with the present utility model. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required for the present utility model.

In the several embodiments provided by the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, and such partitioning of the above-described elements may be implemented in other manners, e.g., multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or communication connection shown or discussed as being between each other may be an indirect coupling or communication connection between devices or elements via some interfaces, which may be in the form of telecommunications or otherwise.

The units described above as separate components may or may not be physically separate, and components shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model. It will be apparent that the described embodiments are merely some, but not all, embodiments of the utility model. Based on these embodiments, all other embodiments that may be obtained by one of ordinary skill in the art without inventive effort are within the scope of the utility model. Although the present utility model has been described in detail with reference to the above embodiments, those skilled in the art may still combine, add or delete features of the embodiments of the present utility model or make other adjustments according to circumstances without any conflict, so as to obtain different technical solutions without substantially departing from the spirit of the present utility model, which also falls within the scope of the present utility model.

Claims (7)

1. A spring for a mattress, comprising:

a spring body (1) composed of a plurality of coils, wherein the spring body (1) is a soft spring;

The spring main body (1) is formed by sequentially connecting an upper section part (11), a main section part (12) and a lower section part (13) into a whole, the screw pitch of the upper section part (11) is gradually reduced from bottom to top, the screw pitch of the main section part (12) is larger than the maximum screw pitch of the upper section part (11), the screw pitch of the lower section part (13) is larger than the screw pitch of the main section part (12), and the ring diameters of the upper section part (11) and the lower section part (13) are smaller than the ring diameter of the main section part (12);

The first end part (2) is arranged at the upper end of the upper section part (11) and is in a vortex-like structure, and the first end part (2) is led out from the upper end of the spring main body (1) and is formed by a plurality of coils with sequentially reduced outer diameters;

the second end part (3) is arranged at the lower end of the lower section part (13) and is in a circular ring-shaped structure, and the second end part (3) is led out from the lower end of the spring main body (1) and is formed by a single spiral ring; and

And the buffer spring (4) is arranged at the inner side of the spring main body (1), the lower end of the buffer spring (4) is fixedly connected with the lower section part (13), and the buffer spring (4) is positioned under the first end part (2).

2. A mattress spring according to claim 1, characterized in that the upper end of the buffer spring (4) is provided with a lifting end part (5), the lifting end part (5) being embedded in the top end of the buffer spring (4) by a circular rubber block.

3. A mattress spring according to claim 2, characterized in that the length of the buffer spring (4) is one third to one half of the length of the spring body (1).

4. A spring for a mattress according to claim 3, characterized in that the buffer spring (4) is a stiff spring and that the pitch and the coil diameter of the buffer spring (4) are smaller than the pitch and the coil diameter of the spring body (1).

5. A mattress spring according to claim 4, characterized in that the second end portion (3) is formed integrally with the cushion spring (4).

6. A mattress spring according to claim 5, characterized in that the effective number of turns of the spring body (1) and the buffer spring (4) is four to seven.

7. A mattress spring according to claim 6, characterized in that the outer side of the buffer spring (4) is covered with a pocket (6), the pocket (6) being a non-woven pocket.