CN-224232972-U - Mobile phone spring piece

Abstract

The utility model relates to the technical field of mobile phone spring plates, and particularly discloses a mobile phone spring plate which comprises a base, wherein one end of the base is an upper abutting part, the other end of the base is a lower abutting part, the base is of a U-shaped structure, the upper abutting part is of a J-shaped structure, the lower abutting part is of a rectangular plate structure, and beryllium bronze is integrally formed among the base, the upper abutting part and the lower abutting part. According to the mobile phone spring plate, the base part, the upper abutting part and the lower abutting part which are integrally formed by beryllium bronze are used, the elasticity of the beryllium bronze is utilized, conductive connection can be carried out between a battery and a main board, the surface of the base part is provided with the side hollow and inner hollow design, the weight of the spring plate can be reduced, the weight of the spring plate is matched with the beryllium bronze reinforcing rod of the inner wall of the inner hollow, the structural strength is further improved, the fracture risk caused by elastic deformation in long-term use is reduced, and the service life of the spring plate is prolonged.

Inventors

• LIU DAAN

Assignees

• 昆山茂技坤金属科技有限公司

Dates

Publication Date

20260512

Application Date

20250514

Claims (4)

1. 1. The mobile phone elastic sheet comprises a base (1), wherein one end of the base (1) is an upper abutting part (2), the other end of the base (1) is a lower abutting part (3), and the mobile phone elastic sheet is characterized in that the base (1) is of a U-shaped structure, the upper abutting part (2) is of a J-shaped structure, the lower abutting part (3) is of a rectangular plate structure, beryllium bronze is integrally formed among the base (1), the upper abutting part (2) and the lower abutting part (3), side hollows (4) are formed in the surface of the base (1), 2 symmetrical side hollows (4) are formed in a group, 2 groups of side hollows (4) are formed in parallel on the surface of the base (1), the side hollows (4) are of a trapezoid structure, the side hollows (4) are formed on the surface of the base (1) by stamping through a stamping die.
2. 2. The mobile phone elastic sheet according to claim 1, wherein the surface of the base (1) is provided with an inner hollow (5) in a penetrating manner, the inner hollow (5) is of a round rectangular structure, the inner hollow (5) is formed by stamping on the surface of the base (1) through a stamping die, the inner wall of the inner hollow (5) is fixedly connected with a plurality of reinforcing rods (6), and the reinforcing rods (6) are of a beryllium bronze rod structure.
3. 3. The mobile phone elastic sheet according to claim 1, wherein a connecting block (7) is fixedly connected to one end surface of the lower abutting portion (3) of the base portion (1), a limiting block (8) is fixedly connected to one side of the connecting block (7), the limiting block (8) is C-shaped, one end of the limiting block (8) is fixedly connected with the inner wall of the side hollow (4) on the surface of the base portion (1), the other end of the limiting block (8) is in contact with the upper surface of the base portion (1), and 2 groups of the connecting block (7) and the limiting block (8) are symmetrically arranged.
4. 4. The mobile phone elastic sheet according to claim 1, wherein an upper bump (9) is fixedly connected to the upper surface of the upper abutting portion (2), a lower bump (10) is arranged on the lower surface of the lower abutting portion (3), and the upper bump (9) and the lower bump (10) are formed by welding tin-lead alloy.

Description

Mobile phone spring piece Technical Field The utility model relates to the technical field of mobile phone spring plates, in particular to a mobile phone spring plate. Background The mobile phone spring plate is a part made of elastic metal sheet or similar material, and is widely applied to the inside of a mobile phone, and the mobile phone spring plate can establish reliable electrical connection between a plurality of electronic elements and modules, so that current can smoothly pass through, each part can be ensured to obtain required electric energy, and thus the mobile phone can work normally, for example, a battery spring plate in the mobile phone spring plate can connect a mobile phone battery with a main board, and power is provided for the whole circuit system of the mobile phone. At present, a mobile phone elastic sheet is often made of metal materials, and after long-time use, metal fracture can finally occur along with the continuous action of force at a stress concentration area and a defect position with micro cracks in the repeated elastic deformation process, so that the contact performance and the elastic function of the elastic sheet are influenced, and the use effect of the mobile phone is influenced. Disclosure of utility model The utility model aims to provide a mobile phone spring piece, wherein the body part of the spring piece is integrally formed, and a corresponding reinforcing structure is arranged, so that the problems in the background technology are solved. In order to achieve the purpose, the mobile phone elastic piece comprises a base, wherein one end of the base is an upper abutting part, the other end of the base is a lower abutting part, the base is of a U-shaped structure, the upper abutting part is of a J-shaped structure, the lower abutting part is of a rectangular plate structure, and beryllium bronze is integrally formed among the base, the upper abutting part and the lower abutting part. Preferably, the surface of the base is provided with side hollows, 2 symmetrical side hollows are a set of, 2 sets of side hollows are arranged on the surface of the base in parallel, the side hollows are of a trapezoid structure, the side hollows form a trapezoid notch structure on the surface of the base, and the side hollows are formed by stamping through a stamping die. By adopting the technical scheme, the material consumption of the material and the weight of the device can be reduced by utilizing the hollow-out parts. Preferably, the surface of basal portion runs through and is provided with interior fretwork, interior fretwork is fillet rectangle structure, interior fretwork uses stamping die to form at the surface punching press of basal portion, the inner wall fixedly connected with of interior fretwork a plurality of stiffener, the stiffener is beryllium bronze rod structure. By adopting the technical scheme, the weight of the device can be further reduced by utilizing the inner hollowed-out parts. Preferably, the lower butt portion one end surface fixedly connected with connecting block of basal portion, one side fixedly connected with stopper of connecting block, the stopper is the C shape, the one end and the side fretwork inner wall fixed connection of basal portion surface of stopper, the other end and the upper surface contact of basal portion of stopper, connecting block and stopper symmetry are provided with 2 groups. By adopting the technical scheme, the elastic limit of the elastic sheet can be limited by the limiting block. Preferably, an upper bump is fixedly connected to the upper surface of the upper abutting portion, a lower bump is arranged on the lower surface of the lower abutting portion, and the upper bump and the lower bump are formed by welding tin-lead alloy. By adopting the technical scheme, the upper protruding block and the lower protruding block can be utilized to increase the electric conductivity of the elastic sheet. Compared with the prior art, the mobile phone elastic sheet has the beneficial effects that: 1. the device uses the base part, the upper abutting part and the lower abutting part which are integrally formed by beryllium bronze, the elasticity of the beryllium bronze is utilized, the battery and the main board can be in conductive connection, the surface of the base part is provided with the side hollowed-out and inner hollowed-out design, the weight of the spring plate can be reduced, the beryllium bronze reinforcing rod of the inner hollowed-out wall is matched, the structural strength is further improved, the risk of fracture caused by elastic deformation in long-term use is reduced, and the service life of the spring plate is prolonged; 2. The upper lug arranged on the upper abutting part and the lower lug arranged on the lower abutting part of the device are formed by welding tin-lead alloy, the tin-lead alloy has good conductivity, the contact area of the elastic sheet and other electronic elements can be increased by the lu