CN112515285B

CN112515285B - Antistatic shoe and production process thereof

Info

Publication number: CN112515285B
Application number: CN202011382260.1A
Authority: CN
Inventors: 陈卫军; 张志雷; 李辉
Original assignee: Taizhou Baolite Shoes Industrial Co ltd
Current assignee: Taizhou Baolite Shoes Industrial Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-27
Anticipated expiration: 2040-11-30
Also published as: CN112515285A

Abstract

The application relates to an antistatic shoe and a production process thereof. The sole includes undersole and insole, runs through on the undersole and is equipped with electrically conductive, and the both sides of insole and the both sides of shoe-pad all are equipped with static cloth, simultaneously, utilize the static electric wire to sew up static cloth fixedly for sole and shoe-pad all have electric conductivity. After the person wears the anti-static socks, the anti-static shoes are worn, and the soles are in contact with the ground to release the static electricity of the human body.

Description

Antistatic shoe and production process thereof

Technical Field

The application relates to the field of shoes, in particular to an anti-static shoe and a production process.

Background

The antistatic shoe is a kind of work shoe worn in production shop and high-grade laboratory to reduce or eliminate electrostatic damage. The antistatic shoes can guide static electricity from human bodies to the ground, thereby eliminating the static electricity of the human bodies.

Usually, the anti-static shoes are made of static dissipative materials, the soles and the uppers are integrally formed, and then the upper line reinforcement is carried out, so that static electricity is effectively released. The static dissipative material is a material that can neutralize, leak, discharge, etc. charges on the conductor by static electricity, and partially or totally disappear, such as: conductive PVC or conductive PU.

In view of the above-mentioned related technologies, the inventor thinks that in order to ensure good electric conduction between the human body and the sole, after the person wears the anti-static socks, the feet of the person directly step on the sole of the anti-static shoes through the anti-static socks, and the comfort is not good.

Disclosure of Invention

In order to improve the wearing anti-static shoes, the comfort of the feet of the people, the application provides the anti-static shoes and the production process.

In a first aspect, the present application provides an antistatic shoe, which adopts the following technical scheme:

an anti-static shoe comprising an upper and a sole, the sole comprising:

a outsole, the bottom surface of which is used for abutting against the ground and the outsole has conductivity;

the middle sole is arranged above the big sole; and

the electrostatic cloth is attached to the upper side and the lower side of the insole;

and the electrostatic cloth is also attached to the top surface of the outsole.

By adopting the technical scheme, when the anti-static shoe is worn, a human body is conducted with the ground through the anti-static socks, the static cloth and the outsole so as to effectively release static; simultaneously, the outsole is used for contacting the ground to release static and realize anti-skidding, and the insole is used for supporting the foot, is favorable to improving the travelling comfort.

Optionally, the electrostatic cloth is provided with a plurality of pieces, at least one piece of the electrostatic cloth is attached to the top surface of the insole, and at least one piece of the electrostatic cloth is attached to the bottom surface of the insole;

the sole still includes:

and the static wires penetrate through the middle sole and the static cloth on the two sides of the middle sole and realize fixation.

Through adopting above-mentioned technical scheme, the static cloth of laminating in the insole top is used for receiving the electric charge that comes from the human body, and electric charge passes the insole along the static line afterwards, moves to the static cloth of insole below, and then moves to ground through the outsole.

Optionally, the method further includes:

the electrostatic cloth is attached to the upper side and the lower side of the insole, and the electrostatic wire penetrates through the insole and the electrostatic cloth on the two sides of the insole and is fixed;

the electrostatic cloth below the insole is attached to the electrostatic cloth above the insole.

Through adopting above-mentioned technical scheme, through shoe-pad bearing foot, be favorable to further improving the travelling comfort, simultaneously, utilize static cloth and static line in time, effectual static of releasing.

Optionally, the outsole includes:

the bottom surface of the base body is used for abutting against the ground, and an embedding groove is formed in the bottom surface of the base body; and

the conductive piece is embedded in the embedding groove, and the bottom surface of the conductive piece is used for abutting against the ground;

and the upper end of the conductive piece penetrates through the base body and is attached to the electrostatic sticker below the midsole.

Through adopting above-mentioned technical scheme, the bottom surface of base member mainly used realizes the antiskid, and electrically conductive piece is used for releasing static to control the use amount of electrically conductive piece, when guaranteeing antistatic effect, control antistatic shoes's cost.

Optionally, the caulking groove does not penetrate through the base body, the side wall of the caulking groove facing downwards is provided with a communicating hole, the upper end of the conductive piece is embedded in the communicating hole, and the upper end of the conductive piece is used for attaching to the electrostatic cloth below the insole.

Through adopting above-mentioned technical scheme, the top surface integrated into one piece of outsole for the top surface is level and smooth, is favorable to providing the travelling comfort of foot.

Optionally, the conductive member includes:

a conductive block, the bottom surface of which is used for being abutted against the ground; and

the conductive rope is connected to the upper end of the conductive block and penetrates through the base body;

two communication holes are arranged at intervals; one end of the conductive rope is connected to the upper end of the conductive block, and the other end of the conductive rope penetrates through the two communicating holes in sequence and then is connected to the upper end of the conductive block, so that the upper end of the conductive rope is attached to the electrostatic cloth below the insole.

Through adopting above-mentioned technical scheme, the top surface at the outsole is laminated to the static cloth to increase the area of contact with the static cloth of insole below, be favorable to the removal of electric charge between static cloth and static shoes, in order effectively to release static.

Optionally, the base body is divided into a sole area, an arch area and a heel area in sequence, and the caulking groove is located in the sole area.

By adopting the technical scheme, the feet of the human body can be sequentially divided into the heel part, the arch and the sole part; when walking, the heel part of the foot touches the ground first, the gravity center is moved to the sole of the foot, then each toe mainly including the big toe pedals the ground to move forwards, and the other heel part of the foot starts to step on the ground; namely, when walking, the sole acts as a foot pedal;

when the user steps on the ground, the sole, the anti-static socks, the static cloth and the conductive pieces are mutually abutted, so that the conduction of electric charges is facilitated; meanwhile, the conductive piece is tightly pressed against the ground so as to effectively discharge static electricity.

Optionally, the upper comprises:

a toe cap;

a tongue attached to a rear end of the toe cap;

the connecting parts are connected to the rear end of the toe cap, and two connecting parts are arranged and are respectively positioned on two sides of the tongue;

two tying belt parts are arranged and are respectively connected with the upper ends of the connecting parts, and each tying belt part is provided with tying belt holes at intervals;

the shoe tail is connected to the rear end of the connecting part; and

a shoelace which is arranged in the lacing holes of the two lacing parts in a penetrating way;

a zipper is arranged between one tying belt part and one connecting part.

By adopting the technical scheme, the space between the tying belt parts at the two sides is adjusted by utilizing the shoelace, so that the fitting degree of the vamp and the instep is adjusted; when the anti-static shoe is worn and taken off, the space between the tying belt part and the connecting part is adjusted through the zipper, so that the rapid wearing and taking off can be realized.

Optionally, a connecting piece is arranged between the other lacing portion and the other connecting portion.

By adopting the technical scheme, the connecting piece can adopt cloth so as to facilitate the bending deformation between the lacing part and the connecting part and ensure that the vamp is better attached to the instep.

In a second aspect, the application provides a production process of an antistatic shoe, which adopts the following technical scheme:

the production process of the antistatic shoe comprises the following steps:

brushing waterproof liquid, after the anti-static shoes are cleaned, brushing the waterproof liquid along the outsole by a circle by using a brush, and immersing the waterproof liquid into the pinholes to form a waterproof film;

and (3) waterproof testing, namely taking a small last, sleeving a white sock on the last, putting the last into a shoe, adding pigment into a water tank, putting the shoe into the water tank for soaking, testing the water level of the soaked shoe to be 4CM by using a ruler, taking the shoe out of the water tank after soaking for 4 hours, wiping water stains attached to the vamp clean by using a towel, and taking out the last to observe whether the white sock is dyed or not.

Through adopting above-mentioned technical scheme, test antistatic shoes's waterproof performance.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the anti-static shoes are worn, the human body is conducted with the ground through the anti-static socks, the static cloth and the outsole so as to effectively release static;

2. when the user steps on the ground, the sole, the anti-static socks, the static cloth and the conductive pieces are mutually abutted, so that the conduction of electric charges is facilitated; meanwhile, the conductive piece is tightly pressed against the ground so as to effectively discharge static electricity.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural view of the non-slip pattern at the sole.

Fig. 3 is a schematic view of the structure of the outsole.

Fig. 4 is a schematic structural view of the midsole.

Fig. 5 is a front structural view of the insole.

Figure 6 is a schematic view of the reverse structure of the insole.

FIG. 7 is a schematic view of the connecting portion and the tying band portion.

FIG. 8 is a schematic view of the position of the zipper.

Description of reference numerals: 1. a sole; 11. a outsole; 111. a substrate; 112. caulking grooves; 113. a communicating hole; 114. a deformation hole; 115. a conductive member; 116. a conductive block; 117. a conductive cord; 12. a midsole; 13. a convex strip; 2. shoe-pad; 21. a flexible pad; 3. a shoe upper; 31. a toe cap; 32. a connecting portion; 321. air holes are formed; 33. shoe tails; 34. a tongue; 35. a tether portion; 36. tying a hole; 37. a zipper; 38. connecting sheets; 4. an electrostatic cloth; 5. and a static wire.

Detailed Description

The present application is described in further detail below with reference to figures 1-8.

Referring to fig. 1, the present embodiment discloses an antistatic shoe, which comprises a sole 1, an insole 2 and an upper 3. The sole 1 and the insole 2 are both conductive, and after a person wears the anti-static socks, the person wears the anti-static shoes, and the sole 1 is in contact with the ground to release the static electricity of the human body.

Referring to fig. 2 and 3, the sole 1 includes an outsole 11 and a midsole 12. The bottom surface of the outsole 11 is provided with anti-skid lines for abutting against the ground to realize anti-skid; meanwhile, outsole 11 includes a base 111 and a conductive member 115.

The base body 111 can be made of common rubber which has no conductivity, is mainly used for contacting the ground and realizing skid resistance; the base 111 is divided into a sole region, an arch region and a heel region in sequence from front to back along the length direction of the shoe, and is used for supporting the sole, the arch and the heel in sequence.

Referring to fig. 2 and 3, the bottom surface of the base 111 and located at the sole region is provided with an insertion groove 112, the depth of the insertion groove 112 is smaller than the thickness of the base 111, two communication holes 113 are formed at the downward side wall of the insertion groove 112 at intervals, the two communication holes 113 are arranged along the length direction of the shoe, and the two communication holes 113 penetrate through the base 111 along the vertical direction.

Referring to fig. 2 and 3, the conductive member 115 includes a conductive block 116 and a conductive string 117. The conductive block 116 may be made of conductive rubber, and is embedded in the embedding slot 112, and meanwhile, the conductive block 116 and the base 111 may be fixedly connected in an adhesion manner; one end of the conductive string 117 is adhered to the upper end of the conductive block 116 by conductive glue, the other end of the conductive string 117 penetrates through one of the communication holes 113 from bottom to top and then penetrates through the other communication hole 113 from top to bottom, and then the end of the conductive string 117 is also adhered to the upper end of the conductive block 116 by conductive glue.

Referring to fig. 3 and 4, the midsole 12 is attached to the upper end of the outsole 11, and the midsole 12 is further provided with electrostatic cloth 4 and an electrostatic wire 5; the static cloth 4 is equipped with two to laminate in the upper and lower two surfaces of insole 12 respectively, static line 5 runs through the static cloth 4 of insole 12 and both sides, in order to realize the fixed between static cloth 4 and the insole 12, and realize the charge transfer between two static cloth 4 through static line 5. The bottom surface of the electrostatic cloth 4 below the midsole 12 is attached to the upper ends of the conductive cords 117, and conductive glue can be brushed between the electrostatic cloth 4 and the conductive cords 117 to fix the electrostatic cloth 4 and the conductive cords 117 and assist in transferring electric charges; and common PU glue is brushed between the midsole 12 and the outsole 11 to realize the fixation between the midsole 12 and the outsole 11.

Meanwhile, referring to fig. 3, three convex strips 13 are arranged at the top surface of the outsole 11 and around the communication hole 113 at intervals, the three convex strips 13 are arranged along the length direction of the shoe, each convex strip 13 is provided with a V-shape, and the V-shape opening faces the heel area of the outsole 11.

Referring to fig. 5 and 6, the insole 2 is used for being attached to the top surface of the midsole 12, the electrostatic cloth 4 is sewn on the upper surface and the lower surface of the insole 2 through the electrostatic wire 5, the electrostatic cloth 4 below the insole 2 is attached to the electrostatic cloth 4 above the midsole 12, and the electrostatic cloth 4 above the insole 2 is used for being attached to the foot of a human body.

The flexible pad 21 is arranged on the lower surface of the insole 2 and opposite to the heel area of the outsole 11, the flexible pad 21 can be made of sponge and the like, in the embodiment, the flexible pad 21 is in a hexagonal disc shape, and when the insole is worn, the flexible pad 21 is used for supporting the heel; simultaneously, the top surface department interval of outsole 11 is equipped with deformation hole 114, and deformation hole 114 mainly distributes in the heel district of outsole 11 and the one end that the heel district was connected in bow portion district, and during the bearing heel, a plurality of deformation holes 114 take place deformation in order to outsole 11, are favorable to improving the travelling comfort.

Referring to fig. 1 and 2, the vamp 3 is divided into a toe cap 31, a connecting portion 32 and a tail 33 from front to back along the length direction of the shoe; the two connecting parts 32 are arranged, the front ends of the connecting parts 32 are fixedly connected with the rear end of the toe cap 31, the two connecting parts 32 are respectively positioned at the left end and the right end of the rear end of the toe cap 31, and the middle part of the rear end of the toe cap 31 is fixedly connected with a tongue 34; the shoe tail 33 is U-shaped, the opening of the U-shape faces the shoe head 31, and the front ends of the shoe tail 33 are respectively connected with the rear ends of the two connecting parts 32.

Referring to fig. 4, the lower ends of the toe cap 31, the connecting portion 32, and the tail 33 are all wrapped around the lower surface of the midsole 12, the upper 3 is adhered to the outsole 11 along with the midsole 12, the lower end of the toe cap 31 is fixedly connected to the ball region of the outsole 11, the lower end of the connecting portion 32 is fixedly connected to the arch region of the outsole 11, and the lower end of the tail 33 is fixedly connected to the heel region of the outsole 11.

Referring to fig. 1, the upper end of the connecting portion 32 is further provided with two lacing portions 35, two lacing portions 35 are located on two sides of the tongue 34, five lacing holes 36 are formed in each lacing portion 35 at intervals, the lacing holes 36 in each lacing portion are arranged along the length direction of the shoe, the lacing holes 36 are used for allowing the lower straps to penetrate, and further the distance between the two lacing portions 35 is adjusted, so that the tongue 34 and the connecting portion 32 can be better attached to the foot. And the connecting portion 32 is provided with air holes 321 at intervals.

Referring to fig. 7 and 8, between each set of the tying band portion 35 and the connecting portion 32, a front portion of the lower end of the tying band portion 35 is fixedly connected with the connecting portion 32, and an opening is formed between a rear portion of the lower end of the tying band portion 35 and the connecting portion 32; a zipper 37 is arranged in the opening between one group of belt parts 35 and the connecting part 32, a connecting piece 38 is arranged in the opening between the other group of belt parts 35 and the connecting part 32, and the connecting piece 38 can be made of cloth; meanwhile, in this example, the zipper 37 is positioned on the thumb side in the worn state.

The implementation principle of the embodiment is as follows: the conduction between the human foot and the conductive block 116 is realized through the electrostatic cloth 4, the electrostatic wire 5, the conductive glue and the conductive rope 117, so as to eliminate the static electricity of the human body.

The embodiment of the application also discloses a production process of the antistatic shoe, which comprises the following procedures:

11. vehicle electrostatic cloth 4

1) Marking positioning lines on the top surface and the bottom surface of the insole 12 and the top surface and the bottom surface of the insole 2;

2) attaching four pieces of electrostatic cloth 4 to the top and bottom surfaces of the midsole 12 and the top and bottom surfaces of the insole 2, respectively, and adjusting the positions of the electrostatic cloth 4 according to the positioning lines;

3) the static cloth 4 is sewn on the insole 12 and the insole 2 by the static wire 5 when the insole 2 is placed on a sewing machine, and meanwhile, the static wire 5 is not too tight when the insole 2 is turned so as to prevent the insole 2 from being uneven and influencing the electrifying effect.

12. Sole 1 inspection (parallel process with process 11 and electrostatic cloth 4)

Testing the warehousing raw materials before the outsole 11 is produced; performing sampling test on the conductive effect after the outsole 11 is offline; and after the outsole 11 is put in storage, performing appearance full inspection on the outsole 11, and performing sampling inspection test on the conductive effect, wherein the sampling inspection proportion is ten percent of each batch, and recording. The conductive effect is judged according to national standards. National standard charged material determination: the resistance value of the conductor material is 10^3 omega-10 ^5 omega; the resistance value of the antistatic material is 10^6 omega-10 ^ 11 omega; the resistance value of the insulator material is more than or equal to 10^12 omega.

20. Electrostatic paste

Referring to fig. 3 and 4, after the vamp 3 and the midsole 12 are bonded, the lower end of the vamp 3 is wrapped around the bottom edge of the midsole 12. Brushing ordinary PU glue at one circle of the edge of the bottom surface of the insole 12, and brushing conductive glue at the position 4 of the electrostatic cloth at the bottom surface of the insole 12; meanwhile, a qualified outsole 11 is taken, a circle of the edge of the top surface of the outsole 11 is brushed with common PU glue, and conductive glue is brushed at the positions of the through holes 113 and the conductive ropes 117 of the outsole 11. Meanwhile, in field operation, the conductive glue and the common PU glue are separated and marked to avoid mixed use.

30. Finished shoe static test

The insole 2 is placed in the finished product antistatic shoe, the external electrodes of the antistatic shoe and the measuring instrument are placed in the metal tray at the environment temperature of 28 ℃, the bottom surface of the conductive block 116 is conducted with the external electrodes through the metal tray, the internal electrode of the measuring instrument is placed in the antistatic shoe and is enabled to be abutted against the electrostatic cloth 4 above the insole 2, the resistance value between the electrostatic cloth 4 above the insole 2 and the bottom surface of the conductive block 116 is measured through the measuring instrument, and the judgment is carried out according to the national standard.

40. Waterproof liquid for brush

1) After the shoes are cleaned, brushing waterproof liquid along the outsole 11 and the vamp 3 by a brush for a circle, and immersing the waterproof liquid into the pinholes to form a waterproof film;

2) the residual waterproof liquid on the vamp 3 is uniformly wiped by the dry cloth without hair falling, the vamp 3 cannot have the waterproof liquid trace residual, and meanwhile, the overflowing waterproof liquid cannot pollute the outsole 11.

50. Water resistance test

1) Before testing, the insole 2 and the like are weighed out from the shoe, and the gram weight of the shoe is recorded;

2) putting a small last into a shoe (the shoe does not need to deform), putting the shoe into a water tank for soaking, and testing the water level of the shoe after soaking to be 4CM by using a ruler;

3) after the soaking test is carried out for 4 hours, the shoes are taken out from the water tank, and water stains attached to the vamps 3 are wiped clean by using a towel;

4) and the last removing device is stretched into the inner periphery of the shoe by a hand to confirm whether water is fed or not.

If the water enters obviously, the test is unqualified, and reasons are searched for to provide an improvement scheme; if there was no significant water ingress, and the test shoe was weighed again, the weight gain was acceptable within 10 g.

During testing, haematochrome can be added into the water tank, the white socks are sleeved on the shoe lasts, if the white socks are dyed after the testing, the testing is unqualified, the dyed positions of the white socks are observed to quickly determine the water leakage positions, and the water leakage reasons are searched; if the white socks are not dyed, the test shoes are weighed again, and the weight increase within 10g is qualified.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An antistatic shoe, comprising an upper (3) and a sole (1), characterized in that said sole (1) comprises:

a outsole (11) having a bottom surface for abutting against a ground surface, the outsole (11) having conductivity;

a middle sole (12) arranged above the big sole (11); and

the electrostatic cloth (4) is attached to the upper side and the lower side of the middle sole (12);

the electrostatic cloth (4) is also attached to the top surface of the outsole (11);

the outsole (11) comprises:

the bottom surface of the base body (111) is used for being abutted against the ground, and a caulking groove (112) is arranged at the bottom surface of the base body (111); and

the conductive piece (115) is embedded in the embedding groove (112), and the bottom surface of the conductive piece (115) is used for abutting against the ground;

the upper end of the conductive piece (115) penetrates through the base body (111) and is attached to the electrostatic adhesive below the midsole (12);

the embedded groove (112) does not penetrate through the base body (111), a communication hole (113) is formed in the downward side wall of the embedded groove (112), the upper end of the conductive piece (115) is embedded in the communication hole (113), and the upper end of the conductive piece (115) is used for being attached to the electrostatic cloth (4) below the midsole (12);

the conductive member (115) includes:

a conductive block (116) having a bottom surface for abutting against a ground surface; and

a conductive string (117) connected to an upper end of the conductive block (116), wherein the conductive string (117) penetrates through the base (111);

two communication holes (113) are arranged at intervals; one end of the conductive rope (117) is connected to the upper end of the conductive block (116), and the other end of the conductive rope (117) penetrates through the two communication holes (113) in sequence and then is connected to the upper end of the conductive block (116), so that the upper end of the conductive rope (117) is attached to the electrostatic cloth (4) below the midsole (12).

2. The antistatic shoe according to claim 1, characterized in that the electrostatic cloth (4) is provided with a plurality of pieces, at least one piece of the electrostatic cloth (4) is attached to the top surface of the insole (12), and at least one piece of the electrostatic cloth (4) is attached to the bottom surface of the insole (12);

the sole (1) further comprises:

and the static wire (5) penetrates through the middle sole (12) and the static cloth (4) on two sides of the middle sole (12) and is fixed.

3. The antistatic shoe of claim 2, further comprising:

the electrostatic cloth (4) is attached to the upper side and the lower side of the insole (2), and the electrostatic wire (5) penetrates through the insole (2) and the electrostatic cloth (4) on the two sides of the insole (2) and is fixed;

the electrostatic cloth (4) below the insole (2) is attached to the electrostatic cloth (4) above the insole (12).

4. The antistatic shoe of claim 1, wherein: the base body (111) is divided into a sole area, an arch area and a heel area in sequence, and the caulking groove (112) is located in the sole area.

5. The antistatic shoe according to claim 1, characterized in that said upper (3) comprises:

a toe cap (31);

a tongue (34) attached to a rear end of the toe cap (31);

the connecting parts (32) are connected to the rear ends of the toe caps (31), and two connecting parts (32) are arranged and are respectively positioned on two sides of the tongue (34);

two tying belt parts (35) which are respectively connected with the upper end of the connecting part (32), wherein each tying belt part (35) is provided with tying belt holes (36) at intervals;

a shoe tail (33) connected to the rear end of the connecting part (32); and

a shoelace which is arranged in the lacing holes (36) of the two lacing parts (35) in a penetrating way;

a zipper (37) is provided between one of the lacing portions (35) and one of the connecting portions (32).

6. The antistatic shoe of claim 5, wherein: a connecting piece (38) is arranged between the other lacing part (35) and the other connecting part (32).

7. A production process of antistatic shoes, which is used for producing the antistatic shoes as claimed in any one of claims 1 to 6, and is characterized by comprising the following steps:

brushing waterproof liquid, after the anti-static shoes are cleaned, brushing the waterproof liquid along the outsole (11) for a circle by using a brush, and immersing the waterproof liquid into the pinholes to form a waterproof film;

and (2) waterproof testing, namely taking a small last, sleeving a white sock on the last, putting the last into a shoe, adding pigment into a water tank, putting the shoe into the water tank for soaking, testing the water level of the soaked shoe to be 4CM by using a ruler, taking the shoe out of the water tank after soaking for 4 hours, wiping water stains attached to the vamp (3) clean by using a towel, and taking out the last to observe whether the white sock is dyed or not.