护足弓减震鞋垫技术领域本实用新型涉及一种鞋垫，具体的说是一种具有减震、保持足弓功能的鞋垫。 Support arch cushioning insole Technical Field The present invention relates to an insole, specifically a shock absorber having a holding function of the arch insole. 背景技术在曰常生活中，鞋垫作为人们在行走中缓解脚部压力的保护性用品，被非常广泛的使用。 BACKGROUND In normal daily life, as people insoles relieve foot pressure of protective supplies in walking, are very widely used. 但目前市场使用的多数鞋垫是用布料或皮革制成，很难起到缓解作用，而且长久使用这些鞋垫会在内部产生臭味， 脚部内腰处空空，走起路来比较累，易引起扁平足。 But most market insoles used were made of cloth or leather, very difficult to reduce it, but long-term use of these insoles will produce odor internally within the waist at the foot empty, walking more tired, can lead to flat feet . 针对现有技术存在的上述缺陷，本实用新型提供一种具有减震、保持足弓功能的鞋垫。 For the above-described drawbacks of the prior art, the present invention is to provide a shock absorbing, retaining arch insole function. 实用新型内容本实用新型的目的为提供一种具有减震、保持足弓功能的护足弓减震鞋垫。 SUMMARY The present invention aims to provide a shock absorbing, cushioning insole arch arch guard holding function. 实现上述发明目的的技术方案如下：护足弓减震鞋垫，包括鞋垫本体，在鞋垫本体内侧足弓处设有一气囊，所述气囊下侧边缘处设有一气阀，所述气囊内填充有软质弹性物质。 The object of the invention to achieve the above technical solutions are as follows: Support arch cushioning insole, the insole comprising a body, a balloon is provided at the inner side of the arch insole body, the side edges of the airbag is provided with a valve within said gas bag is filled with a soft quality elastic material. 所述气囊内填充的软质弹性物质为海绵。 Filled in the balloon soft elastic material is sponge. 所述气阀包括一外管，外管内壁设有环形凸台，在外管内设有阀芯，所述阀芯两端的平台位于环形凸台的两侧，在阀芯外侧平台与环形凸台之间设有弹簧。 The valve comprises an outer tube, an outer tube inner wall is provided with an annular projection, the outer tube equipped with a valve body on both sides of the platform at both ends of the annular boss, the valve body and the outer annular projection of the platform Room with spring. 所述气囊为热塑性聚氨酯树脂（TPU)气囊，与鞋垫本体高频烫接在一起。 The airbag is a thermoplastic polyurethane resin (TPU) of the airbag, and the high-frequency hot insole body together. 本实用新型使用时，按住气阀上的金属阀芯使其充气，待充满气后，再将该鞋垫放入鞋内。 When using the present invention, the valve metal by pressing and holding the valve body so that the inflator, to be filled with gas, then placed in the shoe insole. 在行走，充满气的气囊会随着脚步的下压而下压，以此来缓解脚步的压力，衬托足弓。 Walking, it will be filled with gas under balloon pressure and depression pace, in order to relieve stress pace, off the arch. 等脚再次抬升时气囊的气压会因气压原理而再次得到加强，使得下次脚步下压又足够的气压来缓解脚步的压力。 When lifting the foot again and other air bag pressure due to pressure principle again strengthened, so that the next pace under pressure and enough air pressure to relieve stress footsteps. 在此过程，因在行走中形成的气体也得此挥发出去，保持足弓的舒适度。 In this process, due to the gases formed during walking was this also volatilized out, holding the arch comfort. 本实用新型结构简单实用，具有减震、保持足弓的功能，并且减震和保持足弓的性能良好。 The present invention is simple and practical structure, shock absorption, retaining arch features, and shock absorption and retention performance of the arch. 附图说明图1为本实用新型正面结构视图图2为本实用新型背面结构视图图3为本实用新型实施例的气阀的结构剖图具体实施方式下面结合附图和具体实施例对本实用新型作进一步说明。 1 shows an embodiment of the present invention, novel structural view of the back surface 3 of the present utility of the novel valve 2 is a front view of the structure of a practical embodiment of the structure of a cross-sectional diagram of a specific embodiment in conjunction with the accompanying drawings and the following specific embodiments of the present invention novel for further instructions. 如图1和2所示，护足弓减震鞋垫，包括鞋垫本体l，在鞋垫本体内侧足弓处设有一气囊2，所述气囊2下侧边缘处设有一气阀3， 所述气囊内填充有海绵（因在一外层内填充物质属于现有技术，故图中未示出）。 1 and 2, retaining arch cushioning insole, the insole comprising a body L, 2 is provided inside a balloon arch insole body 2, the lower edge of the airbag 2 is provided with a valve 3, the balloon is filled with a sponge (belonging to the prior art because of the filling material in an outer layer, it is not shown in the figures). 所述气阀包括一外管4，外管4内壁设有环形凸台5，在外管内设有阀芯6，所述阀芯两端的平台位于环形凸台的两侧，在阀芯外侧平台与环形凸台之间设有弹簧7。 The valve comprises an outer tube 4, the inner wall of the outer tube 4 is provided with an annular projection 5, the outer tube 6 equipped with the valve body, said valve body at both ends of the platform on both sides of the annular projection of the valve body in the lateral plateau and a spring 7 is provided between the annular projection. 所述气囊为热塑性聚氨酯树脂（TPU)气囊，与鞋垫本体高频烫接在一起。 The airbag is a thermoplastic polyurethane resin (TPU) of the airbag, and the high-frequency hot insole body together.