High-efficiency heat dissipation silicon steel sheet laminated structure

Abstract

The utility model provides an efficient heat dissipation silicon steel sheet laminated structure, which relates to the field of silicon steel sheets and comprises a silicon steel sheet iron core and a single-layer silicon steel sheet body, the single-layer silicon steel sheet body is arranged in the silicon steel sheet iron core, and arc-shaped grooves are formed in the upper end face and the lower end face of the single-layer silicon steel sheet body. A first heat dissipation strip and a second heat dissipation strip are adhered to the groove surface of the arc-shaped groove, the first heat dissipation strip and the second heat dissipation strip are embedded in the single-layer silicon steel sheet body groove in a bilateral symmetry mode, and a ventilation cavity channel is arranged between the first heat dissipation strip and the second heat dissipation strip. The silicon steel sheet laminated structure solves the problem that heat in the middle of a laminated surface of an existing silicon steel sheet laminated structure needs to be gradually conducted and dissipated outwards, so that the heat dissipation effect is poor.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of silicon steel sheet, specifically relates to a high -efficient heat dissipation silicon steel sheet laminated structure. BACKGROUND

[0002] The core is an important part in the electric power equipment, generally adopts the silicon steel sheet to be stacked into the structure. Compared with ordinary steel, the silicon steel sheet has the characteristics such as low magnetic permeability, high resistivity, low iron loss, low eddy current loss, can effectively reduce the energy loss and heat loss of the core, improve the efficiency and stability of the equipment, but the heat in the middle of the stacking surface of the existing silicon steel sheet laminated structure needs to be gradually conducted and dissipated outward, leading to the problem of poor heat dissipation effect. SUMMARY

[0003] To overcome the defects existing in the prior art, a high-efficiency heat-dissipation silicon steel sheet laminated structure is provided to solve the problem of poor heat dissipation effect caused by the need for heat in the middle of the stacking surface of the existing silicon steel sheet laminated structure to be gradually conducted and dissipated outward.

[0004] To achieve the above-mentioned purpose, a high-efficiency heat-dissipation silicon steel sheet laminated structure is provided, comprising: a silicon steel core and a single-layer silicon steel body, the silicon steel core is provided with a single-layer silicon steel body,

[0005] The upper and lower end faces of the single-layer silicon steel body are provided with arc-shaped grooves, the arc-shaped groove surfaces are bonded with first and second heat dissipation strips, the first and second heat dissipation strips are symmetrically embedded in the single-layer silicon steel body groove, and an air passage is provided between the first and second heat dissipation strips.

[0006] Further, the single-layer silicon steel body is continuously bonded in the silicon steel core.

[0007] Further, the arc-shaped grooves are equidistantly and staggeredly distributed on the upper and lower end faces of the single-layer silicon steel body.

[0008] Further, the first and second heat dissipation strips are provided with concave arc surfaces in the middle of the side surfaces.

[0009] Further, the concave arc surfaces of the first and second heat dissipation strips are all directed to the air passage.

[0010] Further, the air passage is in the shape of a streamline; and the air passage is located at the middle of the arc-shaped groove.

[0011] Further, the upper and lower surfaces of the single-layer silicon steel body are flushly distributed with first and second heat dissipation strips made of heat-conducting silicone grease.

[0012] The utility model discloses an efficient heat dissipation silicon steel sheet laminated structure utilizes the arc -shaped recess that sets up on the upper and lower faces of single -layer silicon steel sheet body, and the first heat dissipation strip and the second heat dissipation strip are bonded in the arc -shaped recess, form the air passage of streamline, and the heat dissipation strip of heat conduction silicon grease material conducts the heat of silicon steel sheet center to the air passage and spreads outward, and the heat dissipation and air circulation rate of the middle part of silicon steel sheet laminated structure are convenient to accelerate, and the heat dissipation space is increased, and the silicon steel sheet laminated structure is more efficient heat dissipation, effectively reduces the energy consumption of iron core, and the efficiency and stability of the equipment with silicon steel sheet laminated structure are improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is the front view structure schematic drawing of the efficient heat dissipation silicon steel sheet laminated structure of the utility model embodiment.

[0014] Fig. 2 It is the front view section connection structure schematic drawing of single -layer silicon steel sheet and heat dissipation strip of the utility model embodiment.

[0015] Fig. 3 It is the front view structure schematic drawing of single -layer silicon steel sheet of the utility model embodiment.

[0016] Fig. 4 It is the local plan view structure schematic drawing of the efficient heat dissipation silicon steel sheet laminated structure of the utility model embodiment.

[0017] In the drawing: 1, silicon steel sheet iron core;2, single -layer silicon steel sheet body;21, air passage;22, arc -shaped recess;3, first heat dissipation strip;31, second heat dissipation strip;32, concave arc surface. DETAILED DESCRIPTION

[0018] Referring to Figs. 1 to 4 As shown in the utility model provides a kind of efficient heat dissipation silicon steel sheet laminated structure, including: silicon steel sheet iron core 1 and single -layer silicon steel sheet body 2, silicon steel sheet iron core 1 is provided with single -layer silicon steel sheet body 2,

[0019] Single -layer silicon steel sheet body 2 upper and lower end face are all set with arc -shaped recess 22, and arc -shaped recess 22 groove surface is bonded with first heat dissipation strip 3 and second heat dissipation strip 31, and first heat dissipation strip 3 and second heat dissipation strip 31 are embedded in single -layer silicon steel sheet body 2 groove left and right symmetry, and air passage 21 is provided between first heat dissipation strip 3 and second heat dissipation strip 31.

[0020] The arc-shaped grooves 22 are formed on the upper and lower surfaces of the single-layer silicon steel sheet body 2, the first and second heat dissipation strips 3 and 31 are adhered in the arc-shaped grooves 22, and the streamlined air passage 21 is formed, so that the heat dissipation strips made of heat-conducting silicon grease conduct the heat in the center of the silicon steel sheet to the air passage for outward dissipation, the heat dissipation and air circulation rate of the middle part of the silicon steel sheet laminated structure are accelerated, the silicon steel sheet laminated structure is more efficient in heat dissipation, the core energy consumption is effectively reduced, and the efficiency and stability of the equipment with the silicon steel sheet laminated structure are improved.

[0021] In the embodiment, the single-layer silicon steel sheet body 2 is adhered and laminated in the silicon steel sheet core 1. The arc-shaped grooves 22 are equidistantly and staggeredly distributed on the upper and lower end surfaces of the single-layer silicon steel sheet body 2. The air passage 21 has a streamlined shape, and the air passage 21 is located at the middle part of the arc-shaped groove 22.

[0022] As a preferred embodiment, the adhered single-layer silicon steel sheet body 2 laminated fixing structure can reduce the iron loss and make the insulation effect between the silicon steel sheets optimal. The streamlined air passage 21 can accelerate the air circulation and take away the heat conducted by the first and second heat dissipation strips 3 and 31, so that the high-efficiency heat dissipation performance is achieved.

[0023] In the embodiment, the first and second heat dissipation strips 3 and 31 are provided with concave arc surfaces 32 at the middle parts of the side surfaces. The concave arc surfaces 32 of the first and second heat dissipation strips 3 and 31 are all directed to the air passage 21. The first and second heat dissipation strips 3 and 31 made of heat-conducting silicon grease are uniformly distributed on the upper and lower surfaces of the single-layer silicon steel sheet body 2.

[0024] As a preferred embodiment, the first and second heat dissipation strips 3 and 31 made of heat-conducting silicon grease have high heat conductivity, can conduct the heat in the middle part of the silicon steel sheet laminated structure, effectively reduce the thermal resistance, improve the heat conduction efficiency, do not affect the magnetic flux change of the core, ensure the safe and stable operation of the core, and ensure the more efficient heat dissipation of the silicon steel sheet laminated structure.

[0025] The efficient heat dissipation silicon steel sheet laminated structure can effectively solve the problem that the heat in the middle part of the laminated surface of the existing silicon steel sheet laminated structure needs to be gradually conducted and dissipated outward, accelerate the heat dissipation and air circulation rate of the middle part of the silicon steel sheet laminated structure, increase the heat dissipation space, ensure the more efficient heat dissipation of the silicon steel sheet laminated structure, effectively reduce the core energy consumption, improve the efficiency and stability of the equipment with the silicon steel sheet laminated structure, and is suitable for efficient heat dissipation silicon steel sheet laminated structure.

Claims

1. A high-efficiency heat-dissipating silicon steel sheet laminate structure, comprising: A silicon steel core (1) and a single-layer silicon steel body (2), wherein the single-layer silicon steel body (2) is disposed inside the silicon steel core (1), characterized in that: The single-layer silicon steel sheet body (2) has arc-shaped grooves (22) on both the upper and lower end faces. The first heat dissipation strip (3) and the second heat dissipation strip (31) are bonded to the groove surface of the arc-shaped groove (22). The first heat dissipation strip (3) and the second heat dissipation strip (31) are symmetrically embedded in the groove of the single-layer silicon steel sheet body (2). A ventilation channel (21) is provided between the first heat dissipation strip (3) and the second heat dissipation strip (31).

2. The high-efficiency heat-dissipating silicon steel sheet laminated structure according to claim 1, characterized in that, The silicon steel core (1) has a single layer of silicon steel sheet body (2) stacked and self-adheded inside.

3. The high-efficiency heat-dissipating silicon steel sheet laminated structure according to claim 1, characterized in that, The arc-shaped grooves (22) are distributed at equal intervals on the upper and lower end faces of the single-layer silicon steel sheet body (2).

4. The high-efficiency heat-dissipating silicon steel sheet laminated structure according to claim 1, characterized in that, The first heat sink (3) and the second heat sink (31) have concave arc surfaces (32) in the middle of their sides.

5. The high-efficiency heat-dissipating silicon steel sheet laminated structure according to claim 4, characterized in that, The concave arc surface (32) of the first heat dissipation strip (3) and the second heat dissipation strip (31) both face the ventilation cavity (21).

6. The high-efficiency heat-dissipating silicon steel sheet laminated structure according to claim 1, characterized in that, The ventilation channel (21) is streamlined in shape; and the ventilation channel (21) is located in the middle of the arc-shaped groove (22).

7. The high-efficiency heat-dissipating silicon steel sheet laminated structure according to claim 1, characterized in that, The single-layer silicon steel sheet body (2) has a first heat dissipation strip (3) and a second heat dissipation strip (31) made of thermally conductive silicone grease distributed flush on the upper and lower surfaces.

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