CN210265620U

CN210265620U - Stretch-proofing wave spring

Info

Publication number: CN210265620U
Application number: CN201920983403.0U
Authority: CN
Inventors: 叶隆
Original assignee: Yongjia Sanhe Spring Co ltd
Current assignee: Yongjia Sanhe Spring Co ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-07
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses an anti-tensile wave spring, concretely relates to spring part technical field, including the spring body, the spring body is including a plurality of crests and trough, and crest and trough are crisscross to be set up, the quantity of spring body is a plurality of, and the opposite face overlap joint of two spring bodies to the crest and the trough of two spring bodies correspond the overlap joint, and around two spring bodies both sides crest and the corresponding position of trough all are equipped with the rubber ring, the bottom of trough is seted up flutedly, groove cavity's bottom is equipped with the connecting rod. The utility model discloses a set up rubber ring, spring body and magnetic strip, outside fixture block card goes into the constant head tank and can avoids the spring body to take place the axial and rotate, has effectively made things convenient for the staff to fixing of spring body to improve the stretch-proofing ability between the spring body, guaranteed the life and the work bearing capacity of spring body, satisfied the needs that use.

Description

Stretch-proofing wave spring

Technical Field

The utility model relates to a spring part technical field, more specifically say, the utility model relates to an anti-tensile wave spring.

Background

The wave spring is an elastic element with a plurality of peaks and valleys on a metal thin circular ring. The method is generally applied to occasions that the load and the deformation are not large, the spring stiffness is required to be small, and the axial pre-pressure is required to be applied.

The utility model patent application publication No. CN203560344U discloses a wave spring, which includes a spring band wound in a substantially circular ring shape, the spring band circumferentially forming a wavy line oscillating with a radial reference plane and having peaks and valleys. The ends of the circular spring band are connected by a weld joint placed in a low stress area between a crest and an adjacent trough on the wavy line of the spring band, and the experiment is novel by placing the weld joint 10 in such a low stress area of the wavy spring, whereby the advantage is obtained that the weld joint is subjected to less stress than when it is placed in a crest or trough. This achieves low wear of the weld and very high fatigue life and reliability.

However, in practical use, there are still many disadvantages, such as saving axial application space when a plurality of wave springs are stacked, but such wave springs have low stretch resistance, are inconvenient to reset after being stretched, are inconvenient to fix during installation, are easy to deform and shift, and cannot meet the requirements well.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides an anti-tensile wave spring, through when the spring body receives the extrusion, the crest atress is to the trough conduction stress of both sides, the crest removes the extrusion rubber ring, the magnetic strip of rubber ring inner chamber both sides is to the rubber ring under the condition that magnetic force is repulsive, trough and crest support, when the spring body is tensile, the rubber ring of both sides can utilize self pulling force to fix the crest at top, avoided the crest to be leaded to permanent deformation by excessive pulling, outside fixture block card goes into the constant head tank and can avoid the spring body to take place axial rotation, effectively made things convenient for the staff to fix the spring body, and improved the anti-tensile ability between the spring body, the life and the work bearing capacity of spring body have been guaranteed, in order to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-tensile wave spring comprises spring bodies, wherein each spring body comprises a plurality of wave crests and wave troughs which are arranged in a staggered mode, the number of the spring bodies is a plurality, opposite surfaces of the two spring bodies are in lap joint, the wave crests and the wave troughs of the two spring bodies are in corresponding lap joint, and rubber rings are arranged at corresponding positions of the wave crests and the wave troughs on the front side and the rear side of each spring body;

the bottom of trough is seted up flutedly, the bottom of recess inner chamber is equipped with the connecting rod, the top of connecting rod and the bottom overlap joint of rubber ring, the both sides of rubber ring inner chamber all are equipped with magnetic strip, and the opposite face of two magnetic strips is the face that the magnetic pole opposite direction, a plurality of installation constant head tanks have been seted up on the top of spring body.

In a preferred embodiment, the mounting location grooves have a circular cross-sectional shape, and the number of mounting location grooves is six.

In a preferred embodiment, the connecting rod is a connecting rubber rod, and the connecting rod is attached to the rubber ring through bonding.

In a preferred embodiment, the rubber ring is an elastic rubber ring.

In a preferred embodiment, the diameter of the cavity of the recess is greater than the diameter of the connecting rod.

In a preferred embodiment, the magnetic strips are permanent magnets.

In a preferred embodiment, the width of the rubber ring is equal to the width of the wave crest.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up rubber ring, spring body and magnetic strip, when the spring body receives the extrusion, the crest atress is to the trough conduction stress of both sides, the crest removes the extrusion rubber ring, the magnetic strip of rubber ring inner chamber both sides supports rubber ring, trough and crest under the condition that magnetic force is repulsive, when the spring body is tensile, the rubber ring of both sides can utilize self pulling force to fix the crest at top, avoided the crest to be excessively promoted and leaded to permanent deformation, outside fixture block card goes into the constant head tank and can avoid the spring body to take place the axial rotation, effectively made things convenient for staff to fix the spring body, and improved the stretch-proofing ability between the spring body, guaranteed the life and the work bearing capacity of spring body, satisfied the needs that use;

2. the utility model discloses a set up spring body and magnetic strip, the width of spring body and rubber ring is the same, has avoided the rubber ring to shift out the space between crest and the trough by the skew when being extruded, has guaranteed the rubber ring at crest and the fixed stability of trough, and the magnetic strip in the rubber ring is the permanent magnet simultaneously, has avoided the magnetic strip to reduce and cause the influence to the elastic coefficient of spring body because of repellent magnetic force after the use of one end time, has guaranteed the life of spring body.

Drawings

Fig. 1 is a schematic view of the front view cross-sectional structure of the present invention.

Fig. 2 is an enlarged schematic structural diagram of a portion a in fig. 1 according to the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the rubber ring of the present invention.

Fig. 4 is a schematic view of the spring body of the present invention.

The reference signs are: 1 spring body, 101 wave crests, 102 wave troughs, 2 grooves, 3 connecting rods, 4 rubber rings, 5 magnetic strips and 6 installation positioning grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a stretch-proofing wave spring as shown in figures 1-4, which comprises a spring body 1, wherein the spring body 1 comprises a plurality of wave crests 101 and wave troughs 102, the wave crests 101 and the wave troughs 102 are arranged in a staggered manner, the number of the spring bodies 1 is a plurality, the opposite surfaces of the two spring bodies 1 are lapped, the wave crests 101 and the wave troughs 102 of the two spring bodies 1 are correspondingly lapped, and the corresponding positions of the wave crests 101 and the wave troughs 102 on the front side and the rear side of the two spring bodies 1 are respectively provided with a rubber ring 4;

the bottom of the wave trough 102 is provided with a groove 2, the bottom of an inner cavity of the groove 2 is provided with a connecting rod 3, the top end of the connecting rod 3 is lapped with the bottom of a rubber ring 4, two sides of the inner cavity of the rubber ring 4 are both provided with magnetic strips 5, opposite surfaces of the two magnetic strips 5 are opposite in magnetic pole direction, and the top end of the spring body 1 is provided with a plurality of installation positioning grooves 6;

the cross section of each installation positioning groove 6 is circular, and the number of the installation positioning grooves 6 is six;

the rubber ring 4 is an elastic rubber ring 4;

the width of the rubber ring 4 is equal to that of the wave crest 101.

The implementation mode is specifically as follows: when the spring body 1 is extruded, the wave crest 101 is stressed to conduct stress to the wave troughs 102 on the two sides, the wave crest 101 moves to extrude the rubber ring 4, the magnetic strips 5 on the two sides of the inner cavity of the rubber ring 4 support the rubber ring 4, the wave troughs 102 and the wave crest 101 under the condition that magnetic force repels each other, so that the anti-extrusion capacity of the spring body 1 is effectively improved, when the spring body 1 is stretched, the rubber rings 4 on the two sides can fix the wave crest 101 on the top by utilizing the self-pulling force, the permanent deformation caused by the over-pulling of the wave crest 101 is avoided, the plurality of mounting positioning grooves 6 on the top can facilitate the installation and fixation of the spring body 1 by workers, the axial rotation of the spring body 1 can be avoided by clamping the external clamping blocks into the positioning grooves, the fixation of the spring body 1 by the workers is effectively facilitated, the anti-stretching capacity between the spring bodies 1 is improved, the service life and the, the use requirement is met.

The utility model provides a stretch-proofing wave spring as shown in figures 1-and 3, which also comprises a groove 2, the bottom of the cavity of the groove 2 is provided with a connecting rod 3, the top end of the connecting rod 3 is lapped with the bottom of a rubber ring 4, two sides of the cavity of the rubber ring 4 are both provided with magnetic strips 5, and the opposite surfaces of the two magnetic strips 5 are the surfaces with opposite magnetic pole directions;

the connecting rod 3 is a connecting rubber rod, and the connecting rod 3 is attached to the rubber ring 4 through bonding;

the magnetic strips 5 are permanent magnets;

the diameter of the inner cavity of the groove 2 is larger than that of the connecting rod 3.

The implementation mode is specifically as follows: spring body 1 is the same with the width of rubber ring 4, the skew shifts out the space between crest 101 and trough 102 when having avoided rubber ring 4 to be extruded, the stability of rubber ring 4 fixed at crest 101 and trough 102 has been guaranteed, stress when recess 2 can absorb crest 101 and trough 102 by tensile extrusion, spring body 1's tensile ability has further been improved, and connecting rod 3 is connecting the gum pole, certain elasticity has, connecting rod 3 breaks when avoiding tensile to lead to rubber ring 4 to change, 2 inner chamber diameters of recess slightly are greater than connecting rod 3 simultaneously, magnetic strip 5 in the rubber ring 4 is the permanent magnet, magnetic strip 5 has been avoided causing the influence because repellent magnetic force reduces to spring body 1's elasticity coefficient after the use of one end time, spring body 1's life has been guaranteed.

The utility model discloses the theory of operation:

referring to the attached drawings 1-4 of the specification, when the spring body 1 is extruded, the stress is conducted from the wave crest 101 to the wave troughs 102 on two sides, the wave crest 101 moves to extrude the rubber ring 4, the magnetic strips 5 on two sides of the inner cavity of the rubber ring 4 support the rubber ring 4, the wave troughs 102 and the wave crest 101 under the condition that magnetic force repels each other, when the spring body 1 is stretched, the rubber rings 4 on two sides can fix the wave crest 101 on the top by utilizing self-pulling force, so that the permanent deformation caused by the over-pulling of the wave crest 101 is avoided, the external clamping block is clamped into the positioning groove so as to avoid the axial rotation of the spring body 1, the fixing of the spring body 1 by a worker is effectively facilitated, the tensile resistance between the spring bodies 1 is improved, the service life and the work bearing capacity of the spring body 1 are ensured, and the;

referring to the attached

drawings

1 and 3 of the specification, the width of the spring body 1 is the same as that of the rubber ring 4, the rubber ring 4 is prevented from shifting out of a gap between the wave crest 101 and the wave trough 102 when being extruded, the stability of the rubber ring 4 in the fixation of the wave crest 101 and the wave trough 102 is guaranteed, meanwhile, the magnetic strip 5 in the rubber ring 4 is a permanent magnet, the influence on the elastic coefficient of the spring body 1 due to the reduction of repulsive magnetic force after the magnetic strip 5 is used for a period of time is avoided, and the service life of the spring body 1 is guaranteed.

And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A stretch-proofing wave spring, includes spring body (1), its characterized in that: the spring body (1) comprises a plurality of wave crests (101) and wave troughs (102), the wave crests (101) and the wave troughs (102) are arranged in a staggered mode, the number of the spring bodies (1) is a plurality, opposite surfaces of the two spring bodies (1) are in lap joint, the wave crests (101) and the wave troughs (102) of the two spring bodies (1) are in corresponding lap joint, and rubber rings (4) are arranged at corresponding positions of the wave crests (101) and the wave troughs (102) on the front side and the rear side of the two spring bodies (1);

the bottom of trough (102) is seted up flutedly (2), the bottom of recess (2) inner chamber is equipped with connecting rod (3), the top of connecting rod (3) and the bottom overlap joint of rubber ring (4), the both sides of rubber ring (4) inner chamber all are equipped with magnetic strip (5), and the opposite face of two magnetic strip (5) is the face that the magnetic pole opposite direction, a plurality of installation constant head tanks (6) have been seted up on the top of spring body (1).

2. A stretch resistant wave spring as claimed in claim 1, wherein: the cross section of the installation positioning grooves (6) is circular, and the number of the installation positioning grooves (6) is six.

3. A stretch resistant wave spring as claimed in claim 1, wherein: the connecting rod (3) is a connecting rubber rod, and the connecting rod (3) is attached to the rubber ring (4) through bonding.

4. A stretch resistant wave spring as claimed in claim 1, wherein: the rubber ring (4) is an elastic rubber ring (4).

5. A stretch resistant wave spring as claimed in claim 1, wherein: the diameter of the inner cavity of the groove (2) is larger than that of the connecting rod (3).

6. A stretch resistant wave spring as claimed in claim 1, wherein: the magnetic strips (5) are permanent magnets.

7. A stretch resistant wave spring as claimed in claim 1, wherein: the width of the rubber ring (4) is equal to that of the wave crest (101).