Search

CN-224204047-U - Static spring structure and relay

CN224204047UCN 224204047 UCN224204047 UCN 224204047UCN-224204047-U

Abstract

The utility model belongs to the technical field of relays, and particularly relates to a static spring structure and a relay, wherein the relay comprises a static spring and a heat dissipation part, the heat dissipation part comprises a connecting part and a heat dissipation part, the connecting part is fixed on the static spring, the heat dissipation part is fixedly connected or integrally formed on the connecting part, the heat dissipation part is opposite to the static spring along a first direction at intervals, the heat dissipation part comprises at least two heat dissipation layers arranged along the first direction, each heat dissipation layer comprises a plurality of heat dissipation teeth, and the adjacent heat dissipation teeth on the same heat dissipation layer are spaced. The heat dissipation area of the heat dissipation piece is increased, and the heat dissipation effect of the heat dissipation piece is improved.

Inventors

  • Zhu Delue
  • HE FEI

Assignees

  • 深圳普泰电控有限公司

Dates

Publication Date
20260505
Application Date
20250409

Claims (10)

  1. 1. The static spring structure is characterized by comprising a static spring plate (1) and a heat radiating piece (2), wherein the heat radiating piece (2) comprises a connecting part (3) and a heat radiating part (6), the connecting part (3) is fixed on the static spring plate (1), the heat radiating part (6) is fixedly connected or integrally formed on the connecting part (3), and the heat radiating part (6) is opposite to the static spring plate (1) along a first direction at intervals; The heat dissipation portion (6) comprises at least two heat dissipation layers (7) arranged along the first direction, each heat dissipation layer (7) comprises a plurality of heat dissipation teeth (8), and adjacent heat dissipation teeth (8) on the same heat dissipation layer (7) are spaced.
  2. 2. Static spring structure according to claim 1, characterized in that any two of said heat dissipating teeth (8) located in the same heat dissipating layer (7) are arranged in parallel.
  3. 3. A static spring structure according to claim 2, characterized in that the spacing between any two adjacent heat dissipating teeth (8) of the same heat dissipating layer (7) is uniform.
  4. 4. A static spring structure according to claim 3, characterized in that the heat dissipating teeth (8) located in two adjacent heat dissipating layers (7) are alternately arranged along a second direction, the first direction being perpendicular to the second direction.
  5. 5. A static spring structure according to claim 4, characterized in that the thickness of each heat dissipating tooth (8) in the first direction is uniform.
  6. 6. A static spring structure according to claim 4, characterized in that the ends of the heat dissipating teeth (8) remote from the connecting portion (3) are coplanar.
  7. 7. The static spring structure according to claim 1, wherein the connecting portion (3) is L-shaped, the connecting portion (3) includes a heat transfer section (4) and a transition section (5), the transition section (5) is connected with the static spring (1), and the heat transfer section (4) is connected between the transition section (5) and the heat dissipation portion (6).
  8. 8. A static spring structure according to claim 7, characterized in that the side of the heat transfer section (4) facing the static spring (1) is in abutment with the static spring (1).
  9. 9. A static spring structure according to claim 8, characterized in that the heat transfer section (4) is screwed with the static spring plate (1).
  10. 10. A relay comprising a static spring structure according to any one of claims 1 to 9.

Description

Static spring structure and relay Technical Field The utility model belongs to the technical field of relays, and particularly relates to a static spring structure and a relay. Background A relay is an electric control device, and is an element that causes a predetermined step change in a controlled amount in an electric output circuit when a change in an input amount (excitation amount) reaches a predetermined requirement. The relay plays roles of automatic regulation, safety protection, circuit switching and the like in the circuit. The existing relay comprises a shell, a static reed, a movable reed, a coil and a radiating fin, wherein the static reed, the movable reed and the coil are arranged in the shell, one end of the static reed extends out of the shell, the radiating fin is of a flat plate structure, the radiating fin is connected with the part of the static reed extending out of the shell, when the relay is electrified, current enters the relay through the static reed, the coil is activated, a contact on the movable reed is attracted with a contact on the static reed, so that a circuit is conducted, a large amount of heat is generated at the contact positions on the static reed and the movable reed, the heat is transferred to the radiating fin through the static reed, and the heat is led to the outside of the shell through the radiating fin, so that heat dissipation is realized. But the heat dissipation area of the radiating fin of the existing relay is smaller, so that the heat dissipation effect of the relay is poorer. Disclosure of Invention The utility model aims to solve the technical problem that the heat dissipation effect of a relay is poor due to the fact that the heat dissipation area of a heat dissipation plate of an existing relay is small. In order to solve the technical problems, in one aspect, an embodiment of the present utility model provides a static spring structure, including a static spring and a heat dissipation member, where the heat dissipation member includes a connection portion and a heat dissipation portion, the connection portion is fixed on the static spring, and the heat dissipation portion is fixedly connected or integrally formed on the connection portion, and the heat dissipation portion and the static spring are opposite to each other along a first direction at intervals; The heat dissipation portion comprises at least two heat dissipation layers arranged along the first direction, each heat dissipation layer comprises a plurality of heat dissipation teeth, and adjacent heat dissipation teeth on the same heat dissipation layer are arranged between the adjacent heat dissipation teeth. Optionally, any two heat dissipation teeth located on the same heat dissipation layer are arranged in parallel. Optionally, the spacing between any two adjacent heat dissipation teeth of the same heat dissipation layer is consistent. Optionally, the heat dissipation teeth located on two adjacent heat dissipation layers are alternately arranged along a second direction, and the first direction is perpendicular to the second direction. Optionally, the thickness of each heat dissipation tooth in the first direction is uniform. Optionally, an end of each heat dissipation tooth away from the connection portion is coplanar. Optionally, the connecting portion is L-shaped, the connecting portion includes heat transfer section and changeover portion, the changeover portion with the static reed links to each other, the heat transfer section is connected between changeover portion and the radiating portion. Optionally, a side of the heat transfer section facing the static reed is attached to the static reed. Optionally, the heat transfer section is connected with the static reed screw. According to the static spring structure provided by the embodiment of the utility model, the plurality of radiating layers are arranged on the radiating part, and each radiating layer is provided with the plurality of radiating teeth. On the other hand, the embodiment of the utility model provides a relay which comprises the static spring structure. Drawings Fig. 1 is a schematic structural diagram of a static spring structure according to an embodiment of the present utility model. The reference numerals in the specification are as follows, 1, a static reed, 2, a heat dissipation piece, 3, a connecting part, 4, a heat transfer section, 5, a transition section, 6, a heat dissipation part, 7, a heat dissipation layer, 8 and heat dissipation teeth. Detailed Description In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. As shown in fig. 1, an embodiment of the pre