CN111955846A - High-elasticity and sweat-discharging sole and preparation method thereof - Google Patents
High-elasticity and sweat-discharging sole and preparation method thereof Download PDFInfo
- Publication number
- CN111955846A CN111955846A CN202010813712.0A CN202010813712A CN111955846A CN 111955846 A CN111955846 A CN 111955846A CN 202010813712 A CN202010813712 A CN 202010813712A CN 111955846 A CN111955846 A CN 111955846A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 238000007599 discharging Methods 0.000 title abstract description 6
- 239000002994 raw material Substances 0.000 claims description 35
- 238000007789 sealing Methods 0.000 claims description 17
- 229920001971 elastomer Polymers 0.000 claims description 10
- 239000005060 rubber Substances 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 6
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 claims description 3
- XRHGYUZYPHTUJZ-UHFFFAOYSA-N 4-chlorobenzoic acid Chemical compound OC(=O)C1=CC=C(Cl)C=C1 XRHGYUZYPHTUJZ-UHFFFAOYSA-N 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 239000005543 nano-size silicon particle Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 229920001195 polyisoprene Polymers 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- KZOJQMWTKJDSQJ-UHFFFAOYSA-M sodium;2,3-dibutylnaphthalene-1-sulfonate Chemical compound [Na+].C1=CC=C2C(S([O-])(=O)=O)=C(CCCC)C(CCCC)=CC2=C1 KZOJQMWTKJDSQJ-UHFFFAOYSA-M 0.000 claims description 3
- 239000011593 sulfur Substances 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 238000009966 trimming Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 3
- 239000005062 Polybutadiene Substances 0.000 claims description 2
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 2
- 229920002857 polybutadiene Polymers 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 description 3
- 208000014770 Foot disease Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000004243 sweat Anatomy 0.000 description 2
- 206010047601 Vitamin B1 deficiency Diseases 0.000 description 1
- 208000002894 beriberi Diseases 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/04—Plastics, rubber or vulcanised fibre
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
- A43B13/18—Resilient soles
- A43B13/187—Resiliency achieved by the features of the material, e.g. foam, non liquid materials
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B7/00—Footwear with health or hygienic arrangements
- A43B7/06—Footwear with health or hygienic arrangements ventilated
- A43B7/08—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures
- A43B7/083—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures with pumping means or valves
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B7/00—Footwear with health or hygienic arrangements
- A43B7/06—Footwear with health or hygienic arrangements ventilated
- A43B7/08—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures
- A43B7/084—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures characterised by the location of the holes
- A43B7/088—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures characterised by the location of the holes in the side of the sole
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention relates to a high-elasticity and sweat-removing sole and a preparation method thereof. The high-elasticity and sweat-discharging sole and the preparation method thereof are as follows: can be when the motion through the use to the check valve, because the inside atmospheric pressure of motion drive shoes changes to promote the baffle through atmospheric pressure and extrude reset spring, realize the purpose of opening the check valve, link up the inside gaseous discharge of back, make the inside gaseous abundant circulation of shoes, improve the perspire performance, seal the valve body under reset spring's effect after the end, avoid the rainwater to flow back to inside the shoes.
Description
Technical Field
The invention relates to the technical field of sole production, in particular to a high-elasticity and sweat-removing sole and a preparation method thereof.
Background
The shoe can protect the foot of a person from being injured by the ground on the foot, the sole is an important component of the shoe, the domestic tear resistance of the sole is not paid attention to, but the number of the shoes which are scrapped due to the tear of the sole is not large, and the tear resistance of the sole is very important for prolonging the service life of the sole.
The prior soles of sneakers, leisure shoes, sports shoes and the like with good elasticity are generally made of airtight materials such as rubber outsoles, vulcanized fiber paper midsoles, foam pads and the like, the ventilation effect in the shoes is poor, moist air on soles cannot be discharged, and feet are susceptible to foot diseases such as foot odor, beriberi and the like. Especially, teenagers and other people with excessive foot sweat are more likely to suffer from foot diseases. At present, some ventilating and perspiring shoe soles utilize a pressurizing and exhausting mode, namely, a spring is arranged in a heel to force air to circulate, and the aim of dehumidifying and perspiring is attempted to be achieved. However, the manufacturing process is complicated, the spring is easy to damage, the weight of the sole is increased, and the sole is not suitable for manufacturing shoes with high elasticity requirements, such as tourist shoes, leisure shoes, sports shoes and the like.
However, the existing sole does not coordinate ventilation and sealing, thereby being unfavorable for use and not having good perspiration function.
Disclosure of Invention
The invention aims to provide a high-elasticity and sweat-discharging sole and a preparation method thereof, and aims to solve the problems that the conventional sole proposed by the background art is not good in ventilation and sealing, is not beneficial to use and cannot play a good sweat-discharging function.
In order to achieve the purpose, the invention provides the following technical scheme: the high-elasticity and sweat-removing sole comprises a main body, an air hole, a connecting pipe, a one-way valve, a valve body, a mounting frame, a baffle, a connecting rod, a return spring and a sealing block, wherein the air hole is formed in the main body, the connecting pipe is arranged in the main body, two ends of the connecting pipe are respectively connected with the air hole and the one-way valve, one end, far away from the connecting pipe, of the one-way valve is connected with the sealing block, and the sealing block is located in the main body.
Preferably, check valve, valve body, mounting bracket, baffle, connecting rod and reset spring, the inside mounting bracket that is provided with of valve body, the baffle sets up inside the valve body, just the connecting rod has been run through to the inside of baffle, connecting rod one end is run through inside the mounting bracket, just the other end of connecting rod is connected with sealed piece, one side that the mounting bracket was kept away from to the baffle is provided with reset spring.
Preferably, the method comprises the following steps:
s1: proportioning raw materials: weighing polyisoprene rubber, styrene butadiene rubber, high styrene rubber, sodium dibutylnaphthalenesulfonate, p-chlorobenzoic acid, zinc stearate, nano silicon dioxide, p-phenylenediamine, zinc oxide, triethylene diamine, rubber powder, polyvinyl chloride resin and sulfur according to parts by weight, and cleaning and drying the prepared raw materials to obtain clean raw materials;
s2: putting the clean raw materials obtained in the step S into a granulator, crushing the clean raw materials into granules to obtain clean granular raw materials, putting the granular raw materials into a mixing barrel, and fully stirring and mixing the raw materials;
s3: melting the mixed clean granular raw material obtained in the step S2 into a melting furnace, setting the rotating speed to be 13-18r/min and the temperature to be 60 ℃, and continuously heating and stirring to obtain a mixed molten raw material;
s4: filtering, namely filtering the molten raw material by using a fine filter screen so as to filter particles in the molten raw material and obtain high-uniformity raw material pulp;
s5: injecting the high-uniformity material raw stock into the main body mold and the sealing block mold, and cooling to obtain a semi-finished sole;
s6: and installing the one-way valve in the main body, connecting one end of the one-way valve with the connecting pipe, installing a sealing block at the other end of the one-way valve, polishing and trimming after the installation is finished to obtain a finished product sole for shoe production.
Compared with the prior art, the invention has the beneficial effects that: the high-elasticity and sweat-discharging sole and the preparation method thereof are as follows: can be when the motion through the use to the check valve, because the inside atmospheric pressure of motion drive shoes changes to promote the baffle through atmospheric pressure and extrude reset spring, realize the purpose of opening the check valve, link up the inside gaseous discharge of back, make the inside gaseous abundant circulation of shoes, improve the perspire performance, seal the valve body under reset spring's effect after the end, avoid the rainwater to flow back to inside the shoes.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1;
fig. 4 is a schematic structural view of the check valve of the present invention.
In the figure: the valve comprises a main body (1), an air hole (2), a connecting pipe (3), a one-way valve (4), a valve body (401), a mounting frame (402), a baffle plate (403), a connecting rod (404), a return spring (405) and a sealing block (5).
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a high-elasticity and sweat-releasing sole and a preparation method thereof comprise a main body 1, air holes 2, a connecting pipe 3, a one-way valve 4 and a sealing block 5, wherein the air holes 2 are formed in the main body 1, the connecting pipe 3 is arranged in the main body 1, two ends of the connecting pipe 3 are respectively connected with the air holes 2 and the one-way valve 4, one end, far away from the connecting pipe 3, of the one-way valve 4 is connected with the sealing block 5, and the sealing block 5 is located in the main body 1
Further, check valve 4, valve body 401, mounting bracket 402, baffle 403, connecting rod 404 and reset spring 405, the inside mounting bracket 402 that is provided with of valve body 401, baffle 403 sets up inside valve body 401, just connecting rod 404 has been run through to the inside of baffle 403, connecting rod 404 one end is run through inside mounting bracket 402, just connecting rod 404's the other end is connected with sealed piece 5, one side that mounting bracket 402 was kept away from to baffle 403 is provided with reset spring 405.
Further, the method comprises the following steps:
s1: proportioning raw materials: weighing 20 parts of polyisoprene rubber, 32 parts of butadiene styrene rubber, 15 parts of butadiene rubber, 10 parts of high styrene rubber, 4 parts of sodium dibutylnaphthalenesulfonate, 3 parts of p-chlorobenzoic acid, 2 parts of zinc stearate, 20 parts of nano silicon dioxide, 2 parts of p-phenylenediamine, 5 parts of zinc oxide, 8 parts of triethylene diamine, 7 parts of rubber powder, 5 parts of polyvinyl chloride resin and 2 parts of sulfur according to parts by weight, and cleaning and drying the prepared raw materials to obtain clean raw materials;
s2: putting the clean raw material obtained in the step S1 into a granulator, crushing into granules to obtain clean granular raw material, putting the granular raw material into a mixing bucket, and fully stirring and mixing;
s3: melting the mixed clean granular raw material obtained in the step S2 into a melting furnace, setting the rotating speed to be 13-18r/min and the temperature to be 60 ℃, and continuously heating and stirring to obtain a mixed molten raw material;
s4: filtering, namely filtering the molten raw material by using a fine filter screen so as to filter particles in the molten raw material and obtain high-uniformity raw material pulp;
s5: injecting the high-uniformity material raw stock into a main body 1 mold and a sealing block 5 mold, and cooling to obtain a semi-finished sole;
s6: the one-way valve 4 is arranged inside the main body 1, one end of the one-way valve 4 is connected with the connecting pipe 3, the other end of the one-way valve 4 is provided with the sealing block 5, and polishing and trimming are carried out after the installation is finished to obtain a finished product sole for shoe production.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (3)
1. The utility model provides a high elasticity and perspire sole and preparation method thereof, includes main part (1), gas pocket (2), connecting pipe (3), check valve (4), valve body (401), mounting bracket (402), baffle (403), connecting rod (404), reset spring (405) and sealed piece (5), its characterized in that: the novel gas-tight valve is characterized in that a gas hole (2) is formed in the main body (1), a connecting pipe (3) is arranged in the main body (1), two ends of the connecting pipe (3) are connected with the gas hole (2) and a one-way valve (4) respectively, one end, far away from the connecting pipe (3), of the one-way valve (4) is connected with a sealing block (5), and the sealing block (5) is located inside the main body (1).
2. A highly elastic and perspiring sole and a method for making the same according to claim 1, wherein: check valve (4), valve body (401), mounting bracket (402), baffle (403), connecting rod (404) and reset spring (405), inside mounting bracket (402) that is provided with of valve body (401), baffle (403) set up inside valve body (401), just connecting rod (404) have been run through to the inside of baffle (403), inside connecting rod (404) one end is run through in mounting bracket (402), just the other end of connecting rod (404) is connected with sealed piece (5), one side that mounting bracket (402) was kept away from in baffle (403) is provided with reset spring (405).
3. A highly elastic and perspiring sole and a method for making the same according to claim 1, wherein: the method comprises the following steps:
s1: proportioning raw materials: weighing 20 parts of polyisoprene rubber, 32 parts of butadiene styrene rubber, 15 parts of butadiene rubber, 10 parts of high styrene rubber, 4 parts of sodium dibutylnaphthalenesulfonate, 3 parts of p-chlorobenzoic acid, 2 parts of zinc stearate, 20 parts of nano silicon dioxide, 2 parts of p-phenylenediamine, 5 parts of zinc oxide, 8 parts of triethylene diamine, 7 parts of rubber powder, 5 parts of polyvinyl chloride resin and 2 parts of sulfur according to parts by weight, and cleaning and drying the prepared raw materials to obtain clean raw materials;
s2: putting the clean raw material obtained in the step S1 into a granulator, crushing into granules to obtain clean granular raw material, putting the granular raw material into a mixing bucket, and fully stirring and mixing;
s3: melting the mixed clean granular raw material obtained in the step S2 into a melting furnace, setting the rotating speed to be 13-18r/min and the temperature to be 60 ℃, and continuously heating and stirring to obtain a mixed molten raw material;
s4: filtering, namely filtering the molten raw material by using a fine filter screen so as to filter particles in the molten raw material and obtain high-uniformity raw material pulp;
s5: injecting the high-uniformity material raw stock into a main body (1) mould and a sealing block (5) mould, and cooling to obtain a semi-finished sole;
s6: the one-way valve (4) is arranged inside the main body (1), one end of the one-way valve (4) is connected with the connecting pipe (3), the other end of the one-way valve is provided with the sealing block (5), and polishing and trimming are carried out after the installation is finished to obtain a finished product sole for shoe production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010813712.0A CN111955846A (en) | 2020-08-13 | 2020-08-13 | High-elasticity and sweat-discharging sole and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010813712.0A CN111955846A (en) | 2020-08-13 | 2020-08-13 | High-elasticity and sweat-discharging sole and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111955846A true CN111955846A (en) | 2020-11-20 |
Family
ID=73365980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010813712.0A Pending CN111955846A (en) | 2020-08-13 | 2020-08-13 | High-elasticity and sweat-discharging sole and preparation method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN111955846A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2471154Y (en) * | 2001-03-24 | 2002-01-16 | 陈壹敏 | Ventilating shoes |
| CN201230634Y (en) * | 2008-07-15 | 2009-05-06 | 陈万群 | Ventilating sole |
| CN205824434U (en) * | 2016-07-30 | 2016-12-21 | 哈尔滨理工大学 | A kind of one-way conduction joint based on high pressure draught |
| CN107964141A (en) * | 2017-12-12 | 2018-04-27 | 温州市小林鞋材有限公司 | A kind of tear-proof sole and preparation method thereof |
| US10258102B2 (en) * | 2017-03-07 | 2019-04-16 | Welter's Co., Ltd. | Airbag device with pressure regulating function |
| CN209769170U (en) * | 2019-04-18 | 2019-12-13 | 温州正品鞋材有限公司 | Breathable sole |
| CN211145474U (en) * | 2019-11-30 | 2020-07-31 | 河南工业职业技术学院 | A conveying pipeline for waste gas treatment |
-
2020
- 2020-08-13 CN CN202010813712.0A patent/CN111955846A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2471154Y (en) * | 2001-03-24 | 2002-01-16 | 陈壹敏 | Ventilating shoes |
| CN201230634Y (en) * | 2008-07-15 | 2009-05-06 | 陈万群 | Ventilating sole |
| CN205824434U (en) * | 2016-07-30 | 2016-12-21 | 哈尔滨理工大学 | A kind of one-way conduction joint based on high pressure draught |
| US10258102B2 (en) * | 2017-03-07 | 2019-04-16 | Welter's Co., Ltd. | Airbag device with pressure regulating function |
| CN107964141A (en) * | 2017-12-12 | 2018-04-27 | 温州市小林鞋材有限公司 | A kind of tear-proof sole and preparation method thereof |
| CN209769170U (en) * | 2019-04-18 | 2019-12-13 | 温州正品鞋材有限公司 | Breathable sole |
| CN211145474U (en) * | 2019-11-30 | 2020-07-31 | 河南工业职业技术学院 | A conveying pipeline for waste gas treatment |
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Application publication date: 20201120 |
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