Anti-deformation compression spring

Abstract

The utility model belongs to the technical field of springs, and particularly relates to an anti-deformation compression spring which is characterized in that an anti-deformation compression assembly is arranged, auxiliary seats are fixed to the two ends of an auxiliary spring, and the inner sides of a set of spring seats are fixed to the surface of one side of the auxiliary seat at the head end; the inner side of one spring seat is fixed to the surface of one side of the spring seat at the head end, the inner side of the other spring seat is fixed to the surface of one side of the spring seat at the tail end, auxiliary seats are fixed to the two ends of each auxiliary spring, the inner side of one spring seat is fixed to the surface of one side of the auxiliary seat at the head end, and the inner side of the other spring seat is fixed to the surface of one side of the spring seat at the tail end. When the main spring deforms in a deviated mode, the auxiliary springs can exert a certain buffering effect on the main spring, due to the fact that every two auxiliary springs are connected with the auxiliary base, it is guaranteed that the resilience force of each section of auxiliary spring rebounds within the effective range, and the main spring achieves the certain deformation and compression resisting capacity; and the spring can be conveniently matched with other devices.

Description

Technical Field

[0001] The utility model belongs to the technical field of springs, and in particular relates to an anti-deformation compression spring. Background Art

[0002] A spring is a mechanical part that uses elasticity to work. Parts made of elastic materials deform under external force and return to their original shape after the external force is removed. They are generally made of spring steel. There are many types of springs. According to their shapes, they mainly include helical springs, scroll springs, leaf springs, special-shaped springs, etc.

[0003] After checking, the disclosure (announcement) number: CN208225766U discloses a key spring. This technology discloses "a sensing member, one side of which has a plurality of riveted parts, and the plurality of riveted parts are distributed in a ring shape; a spring, the two ends of the spring respectively form an expansion part and a contraction part, the contraction part abuts against the sensing member and the contraction part is sleeved on the outer periphery of the plurality of riveted parts; and a mounting bracket, the mounting bracket has a plurality of clamping parts on one side close to the sensing member, the plurality of clamping parts form a clamping area, and the expansion part is elastically clamped in the clamping area and other technical contents; the key spring has a simple and reasonable structure and strong practicality, and can realize automatic plug-in, and has the advantages of high plug-in efficiency and good sensing effect and other technical effects".

[0004] Although this design can affect the spring during long-term pressing, the spring should be affected by the force, and its rebound force will gradually decrease during use, and the spring pressing direction will shift, which may cause the spring rebound direction to change;

[0005] In order to solve the above problems, the present application proposes an anti-deformation compression spring. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides an anti-deformation compression spring, which has the characteristics of ensuring that the rebound force of each section of the auxiliary spring rebounds within an effective range, so that the main spring achieves a certain anti-deformation compression capacity.

[0007] To achieve the above-mentioned object, the utility model provides the following technical solutions: an anti-deformation compression spring, comprising a main spring, and also comprising an anti-deformation compression component arranged outside the main spring;

[0008] The anti-deformation compression assembly includes a plurality of groups of auxiliary springs arranged outside the main spring, an auxiliary seat arranged outside the main spring, and spring seats fixed at two ends of the main spring.

[0009] As a preferred anti-deformation compression spring of the utility model, auxiliary seats are fixed at both ends of the auxiliary spring, the inner side of one group of spring seats is fixed to one side surface of the auxiliary seat at the head end, and the inner side of another group of spring seats is fixed to one side surface of the spring seat at the tail end.

[0010] As a preferred anti-deformation compression spring of the utility model, a welding seat is fixed on the inner side of the spring seat, the inner side wall of one end of the main spring is fixedly connected to the outer side wall of one group of the welding seats, and the outer side wall of the other end of the main spring is fixedly connected to the outer side wall of another group of the welding seats.

[0011] As a preferred anti-deformation compression spring of the utility model, it also includes an adapter component arranged at the top and bottom of the main spring, and the adapter component includes an adapter head arranged on the outside of the spring seat, a mounting column arranged on the outside of the spring seat, and a screw head arranged on the outside of the spring seat.

[0012] As a preferred anti-deformation compression spring of the utility model, a cylindrical groove is provided on the side of the spring seat away from the main spring, the central axis of the mounting column is fixed at the center of the cylindrical groove, and a first inner screw groove is provided on the inner side wall of the cylindrical groove.

[0013] As a preferred anti-deformation compression spring of the utility model, a mounting hole matching the shape of the mounting column is provided at the bottom of the adapter head, and a first external thread is provided at the bottom of the adapter head.

[0014] As a preferred anti-deformation compression spring of the utility model, an adaptation hole is provided through the center of the screw head, the inner wall of the adaptation hole is provided with a second internal thread groove adapted to the first external thread, the outer wall of the screw head is provided with a second external thread adapted to the first internal thread groove, and a hexagonal head is fixed on the top of the screw head.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] By setting up the anti-deformation and compression component, the auxiliary spring will provide a certain buffering effect to the main spring when the main spring undergoes a biased deformation. Since the auxiliary spring is connected to the auxiliary seat by two springs, the rebound force of each section of the auxiliary spring is guaranteed to rebound within an effective range, so that the main spring can achieve a certain anti-deformation and compression ability. By setting up the adapter component, the spring can be easily adapted to install other devices. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the anti-deformation compression component in the utility model;

[0020] Figure 3 It is a schematic diagram of the structure of the anti-deformation compression assembly and its connecting parts in the utility model;

[0021] Figure 4 It is a schematic diagram of the split structure of the utility model;

[0022] In the figure:

[0023] 1. Main spring;

[0024] 2. Anti-deformation compression assembly; 21. Auxiliary spring; 22. Auxiliary seat; 23. Spring seat; 24. Welding seat;

[0025] 3. Adapter assembly; 31. Adapter head; 32. Mounting column; 33. Screw head; 34. Cylindrical groove; 35. First internal thread groove; 36. Mounting hole; 37. First external thread; 38. Adapter hole; 39. Second internal thread groove; 301. Second external thread; 302. Hexagonal head. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] Example 1

[0028] like Figure 1 As shown;

[0029] A deformation-resistant compression spring comprises a main spring 1.

[0030] In this implementation scheme: after checking, the public (announcement) number: CN208225766U discloses a button spring. This patent discloses the expansion part proposed in the present application document. The adapter head 31 in the present application document adopts the same technical means in this prior art. This technical means will not be described here one by one. For details, please refer to the disclosed technology below; to solve the technical problems existing in this prior art, as disclosed in the background technology above, "although the design can enable the spring to be affected by force during long-term pressing, its rebound force will gradually decrease during use, and the pressing direction of the spring will shift, which may cause the rebound direction of the spring to change", combined with actual use, this problem is obviously a real problem that exists and is relatively difficult to solve. In view of this, in order to solve this technical problem, an anti-deformation compression component 2 and an adapter component 3 are added on this basis.

[0031] like Figures 1 to 4 As shown;

[0032] In combination with the above content, in order to increase the service life of the spring, it also includes an anti-deformation compression component 2 arranged on the outside of the main spring 1;

[0033] The anti-deformation compression assembly 2 includes a plurality of auxiliary springs 21 arranged outside the main spring 1 , an auxiliary seat 22 arranged outside the main spring 1 , and spring seats 23 fixed at both ends of the main spring 1 .

[0034] In the present embodiment: a plurality of groups of auxiliary springs 21 are arranged in a circular array. When the main spring 1 undergoes a biased deformation, the auxiliary springs 21 will provide a certain buffering effect to the main spring 1. Since the auxiliary springs 21 are connected to the auxiliary seat 22 in pairs, the rebound force of each section of the auxiliary spring 21 is guaranteed to rebound within an effective range, so that the main spring 1 has a certain ability to resist deformation and compression.

[0035] In an optional embodiment, auxiliary seats 22 are fixed at both ends of the auxiliary spring 21, the inner side of one group of spring seats 23 is fixed to one side surface of the front end auxiliary seat 22, and the inner side of another group of spring seats 23 is fixed to one side surface of the rear end spring seat 23.

[0036] In this embodiment, an auxiliary seat 22 is provided between each section of the auxiliary spring 21 to ensure the deformation length of the auxiliary spring 21 .

[0037] In an optional embodiment, a welding seat 24 is fixed on the inner side of the spring seat 23 , the inner wall of one end of the main spring 1 is fixedly connected to the outer wall of one group of welding seats 24 , and the outer wall of the other end of the main spring 1 is fixedly connected to the outer wall of another group of welding seats 24 .

[0038] In this embodiment: the welding seat 24 is used to fix the main spring 1 so that the main spring 1 has a better installation position.

[0039] like Figures 1 to 4 As shown;

[0040] In combination with the above content, in order to facilitate the device to adapt to more devices, it also includes an adapter component 3 arranged at the top and bottom of the main spring 1, and the adapter component 3 includes an adapter head 31 arranged on the outside of the spring seat 23, a mounting column 32 arranged on the outside of the spring seat 23, and a screw head 33 arranged on the outside of the spring seat 23.

[0041] In this embodiment, the adapter head 31 has different shapes and is used to adapt to different installation positions. The installation column 32 is used to determine the installation position of the adapter. The screw head 33 can fix the adapter head 31 and the spring seat 23.

[0042] In an optional embodiment, a cylindrical groove 34 is formed on a side of the spring seat 23 away from the main spring 1 , the central axis of the mounting post 32 is fixed at the center of the cylindrical groove 34 , and a first inner screw groove 35 is formed on the inner side wall of the cylindrical groove 34 .

[0043] In this embodiment: the first inner screw groove 35 is used for fitting and installing the adapter head 31 .

[0044] In an optional embodiment, a mounting hole 36 matching the shape of the mounting column 32 is formed at the bottom of the adapter head 31 , and a first external thread 37 is formed at the bottom of the adapter head 31 .

[0045] In this embodiment, the mounting post 32 is used to determine the installation position of the adapter head 31 , and the first external thread 37 is used to adapt to the screw head 33 .

[0046] In an optional embodiment, an adaption hole 38 is formed through the center of the screw head 33, a second internal thread groove 39 adapted to the first external thread 37 is formed on the inner wall of the adaption hole 38, a second external thread 301 adapted to the first internal thread groove 35 is formed on the outer wall of the screw head 33, and a hexagonal head 302 is fixed on the top of the screw head 33.

[0047] In this embodiment, the second external thread 301 of the screw head 33 is threadedly connected to the first internal thread groove 35 of the spring seat 23 , and the second internal thread groove 39 of the screw head 33 is threadedly connected to the first external thread 37 of the screw head 33 .

[0048] The working principle and use process of the utility model are as follows: when assembling the spring, first align the adapter head 31 with the installation column 32, then twist the head and buckle it on the top of the adapter head 31, and then fix the screw head 33 through the hexagonal head 302, twist the hexagonal head 302, and the second external thread 301 of the screw head 33 is threadedly connected with the first internal thread groove 35 of the spring seat 23, and the second internal thread groove 39 of the screw head 33 is threadedly connected with the first external thread 37 of the screw head 33, so that the installation of the adapter head 31 is completed. The adapter head 31 installation device is integrated, and the shape of the adapter head 31 has different models for adapting to different installation positions. During the use of the spring, the outer annular array of the main spring 1 is provided with a plurality of groups of auxiliary springs 21. When the main spring 1 is deformed in a biased direction, the auxiliary spring 21 will give the main spring 1 a certain buffering effect. Since the auxiliary spring 21 is connected to the auxiliary seat 22 by two springs, it is ensured that the resilience of each section of the auxiliary spring 21 rebounds within an effective range, so that the main spring 1 reaches a certain ability to resist deformation and compression.

[0049] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An anti-deformation compression spring, comprising a main spring (1), characterized in that: It also includes an anti-deformation compression component (2) arranged on the outside of the main spring (1); The anti-deformation compression assembly (2) comprises a plurality of groups of auxiliary springs (21) arranged outside the main spring (1), an auxiliary seat (22) arranged outside the main spring (1), and spring seats (23) fixed at both ends of the main spring (1).

2. The anti-deformation compression spring according to claim 1, characterized in that: Auxiliary seats (22) are fixed to both ends of the auxiliary spring (21), the inner side of one group of spring seats (23) is fixed to a side surface of the auxiliary seat (22) at the head end, and the inner side of another group of spring seats (23) is fixed to a side surface of the spring seat (23) at the tail end.

3. The anti-deformation compression spring according to claim 1, characterized in that: A welding seat (24) is fixed on the inner side of the spring seat (23); an inner side wall of one end of the main spring (1) is fixedly connected to an outer side wall of one group of the welding seats (24); and an outer side wall of the other end of the main spring (1) is fixedly connected to an outer side wall of another group of the welding seats (24).

4. The anti-deformation compression spring according to claim 1, characterized in that: It also includes an adapter assembly (3) arranged at the top and bottom of the main spring (1), the adapter assembly (3) including an adapter head (31) arranged outside the spring seat (23), a mounting clamping column (32) arranged outside the spring seat (23), and a screw head (33) arranged outside the spring seat (23).

5. The anti-deformation compression spring according to claim 4, characterized in that: A cylindrical groove (34) is formed on a side of the spring seat (23) away from the main spring (1); a central axis of the mounting clamping column (32) is fixed at the center of the cylindrical groove (34); and a first inner screw groove (35) is formed on an inner side wall of the cylindrical groove (34).

6. The anti-deformation compression spring according to claim 5, characterized in that: The bottom of the adapter head (31) is provided with a mounting hole (36) that matches the shape of the mounting clamp column (32), and the bottom of the adapter head (31) is provided with a first external thread (37).

7. The anti-deformation compression spring according to claim 6, characterized in that: The center of the screw head (33) is provided with an adapting hole (38), the inner wall of the adapting hole (38) is provided with a second inner thread groove (39) adapted to the first outer thread (37), the outer wall of the screw head (33) is provided with a second outer thread (301) adapted to the first inner thread groove (35), and a hexagonal head (302) is fixed to the top of the screw head (33).

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