Synchronous belt

The utility model discloses a synchronous belt, and belongs to the technical field of conveying belts. A synchronous belt comprises a first belt body, a second belt body, a first protective layer and a second protective layer. The first belt body is sleeved on the outer side of the second belt body; the second protective layer is arranged on the side, away from the first belt body, of the second belt body. The first protective layer is arranged on the side, away from the second belt body, of the first belt body. The first protective layer comprises a first protective surface and a second protective surface; and the first protective surface and the second protective surface are symmetrically arranged. The synchronous belt has the beneficial effect of being good in protection performance. 本申请公开了一种同步带，其属于传送带技术领域。一种同步带，包括：第一带体、第二带体、第一防护层和第二防护层；所述第一带体套位于第二带体外侧；第二防护层设置在第二带体远离第一带体的一侧；所述第一防护层设置在第一带体远离第二带体的一侧；所述第一防护层包括第一防护面和第二防护面；所述第一防护面和第二防护面对称设置。本申请的有益效果在于提供了一种防护性好的同步带。