阅读说明：本技术 一种用于工作防护的具有良好穿着舒适性的防护鞋及其使用方法 (Protective shoe with good wearing comfort for work protection and use method thereof ) 是由 陆婷婷 于 2021-09-10 设计创作，主要内容包括：本发明提供一种用于工作防护的具有良好穿着舒适性的防护鞋及其使用方法,涉及防护鞋技术领域,以解决现有的防护鞋在穿着的时候,通过垫鞋垫的方式,只是起到吸附汗液的作用,长时间的汗液浸泡,容易滋生细菌的问题,包括主体,所述主体的底部设有花纹,且主体的顶部安装有透气件；透气件,所述透气件内的内层设在缓冲层的顶部,且透气件内的透气层的侧面与主体的侧面相连接；鞋面,所述鞋面安装在主体的顶部,且鞋面的内侧安装有透气层,且鞋面的前端为弧形结构；外套,所述外套为椭圆形结构,且外套设在鞋面的顶部。使脚底产生的热量传导竖孔内,使热量通过导流孔向外流动,使外界的空气通过导流孔流通,使多个竖孔实现空气流通。(The invention provides a pair of protective shoes with good wearing comfort for work protection and a using method thereof, relates to the technical field of protective shoes, and aims to solve the problems that the existing protective shoes only have the function of absorbing sweat by a mode of filling insoles when being worn, the sweat is soaked for a long time, and bacteria are easy to breed; the inner layer in the air permeable piece is arranged at the top of the buffer layer, and the side surface of the air permeable layer in the air permeable piece is connected with the side surface of the main body; the vamp is arranged at the top of the main body, the breathable layer is arranged on the inner side of the vamp, and the front end of the vamp is of an arc-shaped structure; the outer sleeve is of an oval structure and is arranged at the top of the vamp. In the heat conduction vertical hole that makes the sole produce, make the heat outwards flow through the water conservancy diversion hole, make external air circulate through the water conservancy diversion hole, make a plurality of vertical holes realize the circulation of air.)

1. A protective shoe with good wearing comfort for work protection and a using method thereof are characterized in that: protective footwear with good wearing comfort for work protection comprising:

the bottom of the main body is provided with patterns, and the top of the main body is provided with a ventilation piece;

the inner layer in the air permeable piece is arranged at the top of the buffer layer, and the side surface of the air permeable layer in the air permeable piece is connected with the side surface of the main body;

the vamp is arranged at the top of the main body, the breathable layer is arranged on the inner side of the vamp, and the front end of the vamp is of an arc-shaped structure;

the coat is arranged on the top of the vamp.

2. Protective footwear for protective work with good wearing comfort according to claim 1, characterised in that: the main body includes:

the metal wire is embedded in the protective layer, and the protective layer is arranged at the top of the main body;

the waterproof layer is arranged at the top of the protective layer, and the side face of the waterproof layer is connected with the side face of the main body.

3. Protective footwear for protective work with good wearing comfort according to claim 1, characterised in that: the main body further includes:

the buffer layer is arranged on the top of the waterproof layer, and the side surface of the buffer layer is connected with the side surface of the main body;

the top block is positioned at the top of the buffer layer;

the pressing block is located below the buffer layer, and the side face of the pressing block is provided with the jacking block in a sliding mode.

4. Protective footwear for protective work with good wearing comfort according to claim 1, characterised in that: the air-permeable member includes:

the inner layer is internally provided with a flow guide hole, and the side surface of the inner layer is connected with the side surface of the main body;

the flow guide hole is of a cylindrical structure.

5. Protective footwear for protective work with good wearing comfort according to claim 1, characterised in that: the air permeable member further comprises:

the vertical holes are cylindrical structures with different diameters, are sequentially and uniformly arranged on the outer side of the flow guide hole, and are arranged at the top of the inner layer;

the ventilative layer, ventilative layer are installed at the top of inlayer, and the bottom on ventilative layer is connected with the top of erecting the hole.

6. Protective footwear for protective work with good wearing comfort according to claim 1, characterised in that: the shoe upper includes:

the inner cavity is arranged inside the front end of the vamp;

the outer side of inner panel, inner panel is equipped with the trompil, and the inner panel passes through the inside of spring mounting at the inner chamber.

7. Protective footwear for protective work with good wearing comfort according to claim 1, characterised in that: the upper further includes:

the outer side of the outer plate is provided with an opening, the outer plate is arranged in the inner cavity through a spring, and the outer plate is arranged on the outer side of the inner plate in a sliding manner;

the inserted bar is of a cylindrical structure and is arranged on the outer side of the inner plate, and the inserted bar is slidably mounted in the opening on the outer side of the outer plate.

8. Protective footwear for protective work with good wearing comfort according to claim 1, characterised in that: the jacket includes:

the storage tank is arranged on the side surface of the outer sleeve;

the sliding groove is arranged on the side surface of the storage tank, and grooves are formed in the two sides of the sliding groove;

the slide, slide slidable mounting is in the inside of spout.

9. Protective footwear for protective work with good wearing comfort according to claim 1, characterised in that: the jacket further comprises:

the upper plate is arranged at the top of the outer side of the sliding plate, the two sides of the upper plate are provided with lugs, and the lugs at the two sides of the upper plate are slidably arranged in the grooves at the two sides of the sliding groove;

the lower plate is arranged at the bottom of the outer side of the sliding plate and is connected with the upper plate through a spring.

10. Use of a protective shoe with good wearing comfort for working protection according to claim 1, characterized in that: the method comprises the following steps:

firstly, a foot is placed inside the vamp to contact with the breathable layer;

secondly, heat generated by the sole is discharged through the vertical holes and the flow guide holes, so that air circulation is realized;

thirdly, the coat is bound at the ankle;

fourthly, the upper plate is provided with a slide plate which is driven by a spring to be folded and attached to the top of the lower plate, and the trouser openings are fixed;

fifthly, the outer plate moves in the inner cavity to be attached to the outer side of the inner plate to form a whole to protect the feet;

sixthly, the foot steps on the inner pressing block of the shoe to slide between the two top blocks, so that the sole of the protective shoe is softer.

Technical Field

The invention belongs to the technical field of protective shoes, and particularly relates to protective shoes with good wearing comfort for work protection and a using method thereof.

Background

The safety shoes are used for protecting the toes, the safety shoes and the labor protection shoes are used for protecting the feet, the safety shoes need to be fitted to the feet except for selecting proper types according to operation conditions, people feel comfortable when the shoes are worn, proper protection shoe sizes need to be carefully selected, the safety shoes need to be designed to be anti-skidding, the feet of people are protected from being injured, and accidents caused by the fact that operators are prevented from being slipped down are prevented.

For example, application No.: CN201610384937.2 relates to a safety protection shoe used by carpenters and builders, belonging to the technical field of labor protection articles. The shoe comprises a sole 1 and a shoe body 2, wherein the sole 1 comprises a bottom rubber layer 11, a middle protective layer 12, an upper rubber layer 13 and a surface elastic cushion layer 14; middle inoxidizing coating 12 is steel hinge gasket, and it is formed by two steel sheets at least through hinge 3 connection, is provided with a plurality of meshes 4 on the middle inoxidizing coating 12. According to the invention, the steel hinge gasket protective layer with the screen mesh is clamped between the bottom rubber layer and the upper rubber layer, so that not only are objects such as nails and steel bars prevented from piercing through soles to stab soles, but also the protective layer is connected by the hinge, so that the soles can be bent flexibly, blood circulation is promoted, and the health of human bodies is ensured; in addition, the screen mesh enables the connection between the bottom rubber layer and the upper rubber layer to be firmer.

Based on prior art discovery, current protective shoe is when wearing, and the shaking force and the partial pressure that hard thing produced are played to the arc steel sheet of front end, conduct the toe department easily, arouse the discomfort of foot, and the sole volume of sweating is bigger, and the mode through filling up the shoe-pad only plays the effect of adsorbing the sweat, can't dispel the heat to the foot, obtains the sweat for a long time and soaks, makes the foot breed the bacterium easily, arouses diseases such as beriberi.

Disclosure of Invention

In order to solve the technical problems, the invention provides a protective shoe with good wearing comfort for work protection and a using method thereof, and aims to solve the problems that when the conventional protective shoe is worn, vibration force generated by kicking hard objects by an arc-shaped steel plate at the front end and partial pressure are easily transmitted to toes to cause discomfort of feet, the perspiration amount of soles is large, and the conventional protective shoe only plays a role in absorbing sweat by a mode of filling insoles, so that the feet cannot be radiated, the feet are soaked by the sweat for a long time, the feet are easy to breed bacteria, and diseases such as dermatophytosis are caused.

The invention relates to a pair of protective shoes with good wearing comfort for work protection and a use method thereof, and aims and effects are achieved by the following specific technical means:

a protective shoe with good wearing comfort for work protection and a using method thereof comprise: the bottom of the main body is provided with patterns, the top of the main body is provided with a ventilation piece and a top block, the bottom end of the top block is of an arc structure, and the top block is positioned at the top of the buffer layer; the pressing block is of a trapezoidal structure and is positioned below the buffer layer, and the side surface of the pressing block is provided with a top block in a sliding manner; the side surface of the breathable layer in the breathable piece is connected with the side surface of the main body; the vamp is arranged at the top of the main body, the breathable layer is arranged on the inner side of the vamp, and the front end of the vamp is of an arc-shaped structure; the outer sleeve is of an oval structure and is arranged at the top of the vamp; the lower plate is arranged at the bottom of the outer side of the sliding plate and is connected with the upper plate through a spring.

Further, the jacket includes: the storage tank is of an annular structure and is arranged on the side surface of the outer sleeve; the sliding groove is arranged on the side surface of the storage tank, and grooves are formed in the two sides of the sliding groove; the slide, the slide is the arc structure, and slide slidable mounting is in the inside of spout.

Further, the main body further includes: the buffer layer is arranged on the top of the waterproof layer, and the side surface of the buffer layer is connected with the side surface of the main body; .

Further, the air permeable member includes: the inner layer in the air permeable piece is arranged at the top of the buffer layer, a flow guide hole is formed in the inner layer, and the side face of the inner layer is connected with the side face of the main body; the flow guide hole is of a cylindrical structure.

Further, the upper further includes: the outer side of the outer plate is provided with an opening, the outer plate is arranged in the inner cavity through a spring, and the outer plate is arranged on the outer side of the inner plate in a sliding manner; the inserted bar is of a cylindrical structure and is arranged on the outer side of the inner plate, and the inserted bar is slidably mounted in the opening on the outer side of the outer plate.

Further, the upper includes: the inner cavity is of an arc-shaped structure and is arranged inside the front end of the vamp; the outer side of inner panel, inner panel is equipped with the trompil, and the inner panel passes through the inside of spring mounting at the inner chamber.

Further, the air permeable member further includes: the vertical holes are cylindrical structures with different diameters, are arranged on the outer sides of the flow guide holes in an increasing order of the diameters and are arranged at the top of the inner layer; the ventilative layer, ventilative layer are installed at the top of inlayer, and the bottom on ventilative layer is connected with the top of erecting the hole.

Further, the body includes: the metal wire is embedded in the protective layer, and the protective layer is arranged at the top of the main body; the waterproof layer is arranged at the top of the protective layer, and the side face of the waterproof layer is connected with the side face of the main body.

Further, the jacket further comprises: the upper plate is arranged at the top of the outer side of the sliding plate, the two sides of the upper plate are provided with convex blocks, and the convex blocks on the two sides of the upper plate are slidably arranged in the grooves on the two sides of the sliding groove.

Further, the method comprises the following steps:

firstly, a foot is placed inside the vamp to contact with the breathable layer;

secondly, heat generated by the sole is discharged through the vertical holes and the flow guide holes, so that air circulation is realized;

thirdly, the coat is bound at the ankle;

fourthly, the upper plate is provided with a slide plate which is driven by a spring to be folded and attached to the top of the lower plate, and the trouser openings are fixed;

fifthly, the outer plate moves in the inner cavity to be attached to the outer side of the inner plate to form a whole to protect the feet;

sixthly, the foot steps on the inner pressing block of the shoe to slide between the two top blocks, so that the sole of the protective shoe is softer.

Compared with the prior art, the invention has the following beneficial effects:

1. in the device, the inner plate is arranged, when the front end of the vamp contacts a hard object, the outer plate moves in the inner cavity, so that the outer plate is attached to the outer side of the inner plate, the external pressure and the vibration force can be buffered under the action of the double springs, the toes are in a comfortable environment, the inner plate and the outer plate form an arc-shaped plate, the toes can be protected conveniently, holes are formed in the side surfaces of the inner plate and the outer plate, the heat dissipation of the toes is kept, and the toe discomfort caused by a closed space formed by a steel plate is prevented;

2. in this device, vertical hole has been set up, ventilative layer is the textile fabric material, in the heat conduction vertical hole that makes the sole produce, the vertical hole diameter that is located the sole front end is great, it outwards flows to make the heat pass through the water conservancy diversion hole, the diameter that is located the vertical hole at heel position is less, it is downthehole to prevent that external dust from entering into the water conservancy diversion, the area of contact of heel is less, make external air carry out the circulation of air through the water conservancy diversion hole, the circulation of air is realized in the vertical hole that makes two positions, make the sole be in more comfortable environment, prevent the emergence of diseases such as beriberi.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of a protective layer according to the present invention.

Fig. 3 is a schematic cross-sectional structure of the inner layer of the present invention.

Figure 4 is a cross-sectional structural representation of the upper of the present invention.

Fig. 5 is a schematic perspective view of the inner panel of the present invention.

Fig. 6 is a perspective view of the jacket of the present invention.

FIG. 7 is a schematic cross-sectional view of a reservoir of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body; 101. a protective layer; 102. a waterproof layer; 103. a buffer layer; 104. a top block; 105. briquetting; 2. a gas permeable member; 201. an inner layer; 202. a flow guide hole; 203. vertical holes; 204. a breathable layer; 3. a shoe upper; 301. an inner cavity; 302. an inner plate; 303. an outer plate; 304. inserting a rod; 4. a jacket; 401. a storage tank; 402. a chute; 403. a slide plate; 404. an upper plate; 405. a lower plate.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 7:

the invention provides a pair of protective shoes with good wearing comfort for work protection and a using method thereof, wherein the protective shoes comprise: the anti-skid shoe comprises a main body 1, wherein patterns are arranged at the bottom of the main body 1, the patterns at the bottom play a role in skid resistance, and a ventilation piece 2 is arranged at the top of the main body 1; the inner layer 201 in the breathable piece 2 is arranged at the top of the buffer layer 103, the side surface of the breathable layer 204 in the breathable piece 2 is connected with the side surface of the main body 1, and the breathable piece 2 conducts ventilation and heat dissipation on sweat on feet to enable the feet to be in a comfortable environment; the shoe upper 3 is arranged at the top of the main body 1, the ventilation layer 204 is arranged on the inner side of the shoe upper 3, the front end of the shoe upper 3 is of an arc-shaped structure, and the inner plate 302 and the outer plate 303 are of steel structures and protect the external pressure; overcoat 4, overcoat 4 are oval structure, and overcoat 4 is the elasticity material, and the constraint of being convenient for is in ankle department, and overcoat 4 establishes the top at vamp 3.

Wherein, main part 1 includes: the protective layer 101, the inside of the protective layer 101 is inlaid with a metal wire, the metal protects the external hard object, and the protective layer 101 is installed on the top of the main body 1; a waterproof layer 102, the waterproof layer 102 being provided on the top of the protective layer 101, and the side surface of the waterproof layer 102 being connected to the side surface of the main body 1, the waterproof layer 102 preventing wetting of the feet; a buffer layer 103, wherein the buffer layer 103 is arranged on the top of the waterproof layer 102, and the side surface of the buffer layer 103 is connected with the side surface of the main body 1; the bottom end of the top block 104 is of an arc-shaped structure, and the top block 104 is positioned at the top of the buffer layer 103; a briquetting 105, the briquetting 105 is in a trapezoidal structure, the briquetting 105 is positioned below the buffer layer 103, the side surface of the pressing block 105 is provided with the top block 104 in a sliding way, the main body 1 is made of rubber, so that the processing of anti-skid patterns at the bottom is convenient, the wear-resistant effect is achieved, the service life of the protective shoes is prolonged, the top of the main body 1 is provided with a protective layer 101, the inner part of the protective layer 101 is provided with metal wires such as copper wires and the like, the metal wires can make the sole of the protective shoe softer, meanwhile, sharp objects on the foot can be protected by the metal wires, the waterproof layer 102 prevents water immersion, the buffer layer 103 is installed at the top of the waterproof layer 102, the foot is made to step on a soft part, fatigue of walking of workers is reduced, the foot is stepped in the shoe, the pressing block 105 slides between the two ejecting blocks 104, the ejecting blocks 104 are made of elastic materials, and the pressing block 105 can recover to the original position in time after losing pressure.

Wherein, ventilative piece 2 includes: the inner layer 201, the inner part of the inner layer 201 is provided with a flow guide hole 202, and the side of the inner layer 201 is connected with the side of the main body 1; the flow guide holes 202 are cylindrical, and the flow guide holes 202 have the air exchange effect, so that the vertical holes 203 can circulate air; the vertical holes 203 are cylindrical structures with different diameters, the vertical holes 203 are arranged on the outer side of the flow guide hole 202 in an increasing diameter order and are uniformly arranged, and the vertical holes 203 are arranged at the top of the inner layer 201; ventilative layer 204, ventilative layer 204 material is softer, make the sole be in more comfortable environment, ventilative layer 204 installs the top at inlayer 201, and the bottom of ventilative layer 204 is connected with the top of erecting hole 203, ventilative layer 204 is textile fabric, can adsorb the sweat of sole and guarantee the circulation of air, the perpendicular hole 203 of heel position and the perpendicular hole 203 diameter of sole front end present the increase order and arrange, the heat that makes the sole front end produce flows to water conservancy diversion hole 202 in through erecting hole 203, make the heat discharge through the perpendicular hole 203 of heel position, the area of contact of heel is less than the area of contact of sole, be convenient for make the circulation of air, reduce the production of sole sweat, reduce breeding of bacterium.

In another embodiment, the ventilation layer 204 may be replaced to allow ventilation through the plurality of vertical holes 203 to allow for the removal of heat in a timely manner to maintain the foot's ball dry.

Wherein the shoe upper 3 comprises: the inner cavity 301, the inner cavity 301 is an arc-shaped structure, and the inner cavity 301 is arranged inside the front end of the vamp 3; an opening is formed in the outer side of the inner plate 302, the inner plate 302 is mounted inside the inner cavity 301 through a spring, and the inner plate 302 and the outer plate 303 are made of steel and protect the external pressure; an outer plate 303, wherein the outer side of the outer plate 303 is provided with an opening, the outer plate 303 is arranged in the inner cavity 301 through a spring, and the outer plate 303 is arranged outside the inner plate 302 in a sliding way; the insertion rod 304, the insertion rod 304 is a cylindrical structure, the insertion rod 304 has a guiding function, so that the outer plate 303 can move horizontally, and the insertion rod 304 is arranged on the outer side of the inner plate 302, and the inserted bar 304 is arranged in the opening on the outer side of the outer plate 303 in a sliding way, the vamp 3 can wrap the foot, the inner cavity 301 is arranged in the front end of the vamp 3, when the front end of the vamp 3 contacts with a hard object, the outer plate 303 moves in the inner cavity 301, so that the outer plate 303 can be jointed with the outer side of the inner plate 302, under the action of the springs on the sides of the inner plate 302 and the outer plate 303, the pressure and the vibration force of the external force can be buffered to prevent discomfort of toe parts, the holes on the sides of the inner plate 302 and the outer plate 303 can radiate heat inside the vamp 3, the inserted rod 304 is inserted into the hole on the side of the outer plate 303, the movement of the outer plate 303 is guided, and the outer plate 303 and the inner plate 302 are integrated to protect against external pressure.

Wherein, overcoat 4 includes: the storage tank 401, the storage tank 401 is a ring structure, and the storage tank 401 is arranged on the side of the outer sleeve 4; the outer sleeve 4 is bound at the ankle to prevent external impurities from entering the shoe, the sliding groove 402 is formed in the side face of the storage groove 401, grooves are formed in two sides of the sliding groove 402, and the two grooves have a guiding function; the sliding plate 403, the sliding plate 403 is an arc-shaped structure, and the sliding plate 403 is slidably mounted inside the chute 402; the upper plate 404 is arranged at the top of the outer side of the sliding plate 403, the two sides of the upper plate 404 are provided with convex blocks, and the convex blocks at the two sides of the upper plate 404 are slidably arranged in the grooves at the two sides of the sliding groove 402; the lower plate 405, the lower plate 405 is arranged at the bottom of the outer side of the sliding plate 403, the upper plate 404 and the lower plate 405 have a fixing function, the lower plate 405 is connected with the upper plate 404 through a spring, for some special works, the trouser openings of the trousers need to be bound in shoes, the trousers are prevented from being hung by foreign objects, the elastic material of the outer sleeve 4 is bound at the positions of ankles, the folded parts of the trouser openings can be stored in the storage tank 401, the upper plate 404 drives the sliding plate 403 to move in the sliding groove 402, the trouser openings are convenient to place in the storage tank 401, under the action of the spring, the convex blocks on the two sides of the upper plate 404 move in the grooves on the two sides of the sliding groove 402, the sliding plate 403 is folded, the upper plate 404 and the lower plate 405 are closed together, the trouser openings of the trousers can be fixed, the situation that the trouser openings fall off after workers work and walk is prevented, and the fixation of the trousers is guaranteed.

The method comprises the following steps:

first, the foot is placed inside upper 3 in contact with breathable layer 204;

secondly, heat generated by the sole of the foot is exhausted through the vertical holes 203 and the flow guide holes 202, so that air circulation is realized;

thirdly, the coat 4 is bound at the ankle;

fourthly, the upper plate 404 drives the sliding plate 403 to be folded and attached to the top of the lower plate 405 under the action of the spring, and the trouser openings are fixed;

fifthly, the outer plate 303 moves in the inner cavity 301 and is attached to the outer side of the inner plate 302 to form a whole to protect feet;

sixthly, the foot steps on the inner pressure block 105 of the shoe and slides between the two top blocks 104, so that the sole of the protective shoe is softer.

When in use: when the protective shoe is worn, firstly, a foot is placed inside a vamp 3, a sole contacts a breathable layer 204, the breathable layer 204 is made of textile fabric and absorbs sweat on the sole and circulates air, heat generated by the sole is discharged into a vertical hole 203 at a heel part through a vertical hole 203 and a flow guide hole 202 and flows out, the air circulation is realized, the sole is in a relatively dry environment, a coat 4 is bound at an ankle part, a storage tank 401 stores a part with a folded trouser opening, an upper plate 404 moves upwards to drive a sliding plate 403 to move in a sliding groove 402, the trouser opening is placed in the storage tank 401, the upper plate 404 drives the sliding plate to fold and attach to the top of a lower plate 405 under the action of a spring, the trousers are prevented from being pulled by foreign objects, the front end of the vamp 3 is pressurized, an outer plate 303 moves in an inner cavity 301, the outer plate 303 attaches to the outer side of an inner plate 302, and buffers the pressure and the vibration force of the external force under the action of a plurality of springs, the inserting rod 304 is inserted into an opening on the side face of the outer plate 303 and forms a whole with the inner plate 302 to protect feet, the openings on the side faces of the inner plate 302 and the outer plate 303 radiate heat in the vamp 3, metal wires such as copper wires are installed in the protective layer 101 to protect sharp objects of the feet, the feet step on the shoe inner pressing block 105 to slide between the two top blocks 104, the soles of the protective shoes are made to be softer, and fatigue of workers is reduced.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.