CN111109794A - Travelling basket with from function of charging - Google Patents
Travelling basket with from function of charging Download PDFInfo
- Publication number
- CN111109794A CN111109794A CN202010064641.9A CN202010064641A CN111109794A CN 111109794 A CN111109794 A CN 111109794A CN 202010064641 A CN202010064641 A CN 202010064641A CN 111109794 A CN111109794 A CN 111109794A
- Authority
- CN
- China
- Prior art keywords
- rotor
- stator
- self
- electret
- film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000008569 process Effects 0.000 claims abstract description 9
- 238000005516 engineering process Methods 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 8
- 230000000295 complement effect Effects 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 9
- 239000004812 Fluorinated ethylene propylene Substances 0.000 claims description 3
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims description 3
- 229920009441 perflouroethylene propylene Polymers 0.000 claims description 3
- BJEOXOPPQIRFGG-UHFFFAOYSA-N 1,2-difluoroethane;prop-1-ene Chemical group CC=C.FCCF BJEOXOPPQIRFGG-UHFFFAOYSA-N 0.000 claims description 2
- 230000006870 function Effects 0.000 abstract description 13
- 230000015271 coagulation Effects 0.000 abstract description 2
- 238000005345 coagulation Methods 0.000 abstract description 2
- 239000004743 Polypropylene Substances 0.000 description 4
- 230000004520 agglutination Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/04—Trunks; Travelling baskets
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C15/00—Purses, bags, luggage or other receptacles covered by groups A45C1/00 - A45C11/00, combined with other objects or articles
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/14—Rigid or semi-rigid luggage with built-in rolling means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/04—Friction generators
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C5/00—Rigid or semi-rigid luggage
- A45C5/14—Rigid or semi-rigid luggage with built-in rolling means
- A45C2005/148—Other arrangements of the rolling means
Landscapes
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention discloses a suitcase with a self-charging function, wherein a wheel is a wheel with a self-generating function and consists of a rotor and a stator; the rotor comprises a circular acrylic disc, electret strips (film layers) which are radially arranged are arranged on the inner surface of the rotor and are positioned on the acrylic substrate; the stator comprises a complementary radially arranged network of electrodes using printed circuit board technology, the rotor being located on both sides of the vertical section and connected centrally to the horizontal section of the stator by a bearing; the rotor and the stator are not contacted in the running process of the electret nano generator and are kept at a certain distance; the present invention can obtain a stable current by using a self-charging system, thereby reducing the existence of an external power source or a coagulation device of a memory cell.
Description
Technical Field
The invention relates to a suitcase, in particular to a suitcase with a self-charging function.
Background
A traveling case, which is one type of case. It comprises a case body, a telescopic pull rod and case bottom wheels, and is widely used due to convenient use.
However, the multifunctional traveling case in the market at present needs to be provided with a power supply to provide power, and self-charging in the traveling process is not realized, so that an agglutination device without any external power supply or storage unit cannot be used.
The power supply used in common is an electric storage device such as a charger, which has a large volume and weight, and then the weight of the whole box body is increased. This causes various inconveniences during the transportation.
In order to solve the problems, the dead weight of the box body is reduced; and provides stable and continuous current for the battery, so that the existing technology in the market is improved to achieve the effects of self-charging and self-weight reduction.
Disclosure of Invention
The present invention is to overcome the drawbacks of the prior art and to provide a traveling case with a self-charging function, which can obtain a stable current through a self-charging system, thereby reducing the existence of an external power source or a coagulation device of a storage unit.
The invention aims to realize the following technical scheme that the suitcase with the self-charging function comprises a pull rod, a suitcase body and wheels, wherein the wheels are wheels with the self-power-generating function and are connected with a circuit management module through a lead; the rotor comprises a circular acrylic disc, electret strips (film layers) which are radially arranged are arranged on the inner surface of the rotor and are positioned on the acrylic substrate; the stator comprises electrode networks which are arranged in a complementary radial mode by using a printed circuit board technology, the longitudinal section of the stator is in a cross shape, and two sides of the vertical part are respectively covered with a layer of ethylene fluoride propylene film serving as a triboelectric material; the rotors are positioned on two sides of the vertical part and are connected with the horizontal part of the stator through a bearing in the center; the rotor and the stator are not in contact in the running process of the electret nano-generator and are kept at a certain distance.
Preferably, the rotor is formed by a circular acrylic disc as a base, and electret strips (film layers) arranged radially are arranged on the inner surface of the rotor and are positioned on the acrylic substrate. The acrylic disc substrate had a diameter of 12.4 cm and a thickness of 0.5 cm.
Preferably, the electret film (polypropylene, PP) is treated by a corona charging process, and the surface charge density of the obtained electret film can reach-0.3 mc/m-2。
Preferably, the thickness of the electret strips (film layers) on the rotor is 50 microns.
Preferably, the stator is made of printed circuit board technology and a circular acrylic disc with a diameter of 12.4 cm, and the stator is covered with a fluorinated ethylene propylene film with a thickness of 25 microns as a triboelectric material.
Compared with the prior art, the invention has the following advantages and effects: with the self-charging system, a stable current can be obtained, thereby reducing the presence of an external power source or the agglutination device of the memory cells.
Drawings
The following detailed description is to be read in connection with the accompanying drawings and the detailed description:
fig. 1 is a schematic view of the whole of the travel suitcase with the self-charging function according to the present invention.
Fig. 2 is a sectional view of a single wheel body of a traveling case with a self-charging function according to the present invention.
Fig. 3 is a schematic view (sectional view) showing the structure of a wheel electrode having a self-charging function according to the present invention.
FIG. 4 is a schematic view (cross-sectional view) of the structure of the fixed-axis electrode.
In the figure, 1-pull rod, 2-box, 3-wheel, 4-circuit management board, 5-wire, 6-dead axle inner surface electrode, 7-wheel body, 8-bearing, 9-wheel inner surface electrode, 10-dead axle, 11-hollow, 12-radial arrangement electret material, 13-wheel more than axle.
Detailed Description
The improvement is made in that stable current cannot be generated, and friction heat between friction plates is not easy to dissipate, namely the electret nano-generator.
Referring to fig. 1-4, the present invention discloses a suitcase with self-charging function, based on a friction nano-generator, the wheel of the suitcase is designed as a wheel with self-power-generating function, and the electret nano-generator is composed of a rotor and a stator.
The rotor is composed of a circular acrylic disc as a base, electret strips (film layers) which are radially arranged are arranged on the inner surface of the rotor, the thickness of the electret strips is 50 microns, and the electret strips are located on an acrylic substrate. The acrylic disc substrate had a diameter of 12.4 cm and a thickness of 0.5 cm.
Wherein the electret membrane (polypropylene, PP) is treated by corona charging process, and the surface charge density of the obtained electret membrane can reach-0.3 mc/m-2。
The stator included a complementary radially arranged electrode network using printed circuit board technology and a circular acrylic disc, 12.4 cm in diameter. The stator was covered with a fluorinated ethylene propylene film having a thickness of 25 microns as a triboelectric (electrostatic) material.
The rotor and the stator are not in contact during the operation of the electret nano-generator, but are kept at a certain distance.
The two are not contacted in the process of triboelectricity generation.
The electrostatic induction technology is utilized to carry out electrostatic induction on the electret film, so that energy (heat) caused by high-speed rotation can be effectively removed.
The electret nano-generator has good stability when continuously working for 10 hours or intermittently working for 100 days at the rotating speed of 4000.
The energy generated by the electret nano-generator can be directly used for some small electronic products or charging capacitors. High speed rotation can continue to power some small electronic devices.
The operation of the electret nano-generator is based on electrostatic induction of the electret film, and the electret film does not directly contact with the electret film in a face-to-face mode.
Electret nanogenerators can be used to sustainably power some small electronic devices. An agglutination device that does not use any external power source or memory unit.
The electret nano-generator has the advantages of small volume, light weight, low cost, high output power and the like.
The ultra-stable output characteristic of no voltage and current reduction after continuous operation for 10 hours or intermittent operation is provided.
The invention mainly utilizes reasonable wheel structure and corresponding novel materials to lead the luggage case to achieve the self-charging effect.
In fig. 3, the inner circle is hollow 11, the middle circle is electret material (film) 12 arranged radially, and the outer circle is the part 13 of the wheel that is more than the axle.
In FIG. 4, the inner circle is a sectional view taken along the fixed axis; the middle circle is the position of the bearing part; the outer circle is a network of electrodes that is complementary to the radially aligned electret material 2 portion of figure 3.
During the forward process of the luggage case, the friction between the inner surface of the wheel and the outer surface of the dead axle generates stable charging current, so that the luggage case realizes the self-charging function.
Finally, it should be noted that: 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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A suitcase with a self-charging function comprises a pull rod, a suitcase body and wheels, and is characterized in that the wheels are wheels with a self-power-generating function, the wheels are connected with a circuit management module through wires, and each wheel consists of a rotor and a stator; the rotor comprises a circular acrylic disc, electret strips (film layers) which are radially arranged are arranged on the inner surface of the rotor and are positioned on the acrylic substrate; the stator comprises electrode networks which are arranged in a complementary radial mode by using a printed circuit board technology, the longitudinal section of the stator is in a cross shape, and two sides of the vertical part are respectively covered with a layer of ethylene fluoride propylene film serving as a triboelectric material; the rotors are positioned on two sides of the vertical part and are connected with the horizontal part of the stator through a bearing in the center; the rotor and the stator are not in contact in the running process of the electret nano-generator and are kept at a certain distance.
2. The travel suitcase with self-charging function according to claim 1, wherein said rotor is formed by a circular acrylic disc as a base, and electret strips (film layers) arranged radially are provided on the inner surface of the rotor on the acrylic sheet; the acrylic disc substrate had a diameter of 12.4 cm and a thickness of 0.5 cm.
3. The traveling case with self-charging function according to claim 1, wherein the electret film is treated by corona charging process to obtain an electret film having a surface charge density of-0.3 mc/m-2。
4. Travel suitcase with self-charging function according to claim 1, characterized in that the thickness of the electret strip (film layer) on the rotor is 50 microns.
5. The traveling case with self-charging function as claimed in claim 1, wherein the stator is made of printed circuit board technology and circular acrylic disc with a diameter of 12.4 cm, and the stator is covered with a fluorinated ethylene propylene film with a thickness of 25 μm as triboelectric material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010064641.9A CN111109794A (en) | 2020-01-20 | 2020-01-20 | Travelling basket with from function of charging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010064641.9A CN111109794A (en) | 2020-01-20 | 2020-01-20 | Travelling basket with from function of charging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111109794A true CN111109794A (en) | 2020-05-08 |
Family
ID=70491736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010064641.9A Pending CN111109794A (en) | 2020-01-20 | 2020-01-20 | Travelling basket with from function of charging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111109794A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3632443A (en) * | 1968-04-27 | 1972-01-04 | Sony Corp | Method of making polypropylene electrets |
| CN105162231A (en) * | 2015-10-12 | 2015-12-16 | 重庆大学 | luggage case self-generating system |
| CN105162353A (en) * | 2015-07-17 | 2015-12-16 | 北京理工大学 | Electrostatic wind-driven MEMS generator based on electrets and power generating method thereof |
| CN105932899A (en) * | 2016-06-07 | 2016-09-07 | 清华大学 | Electrostatic generator with substrate electrode-free electret and method for producing electret |
| CN211794728U (en) * | 2020-01-20 | 2020-10-30 | 兰州理工大学 | Travelling basket with from function of charging |
-
2020
- 2020-01-20 CN CN202010064641.9A patent/CN111109794A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3632443A (en) * | 1968-04-27 | 1972-01-04 | Sony Corp | Method of making polypropylene electrets |
| CN105162353A (en) * | 2015-07-17 | 2015-12-16 | 北京理工大学 | Electrostatic wind-driven MEMS generator based on electrets and power generating method thereof |
| CN105162231A (en) * | 2015-10-12 | 2015-12-16 | 重庆大学 | luggage case self-generating system |
| CN105932899A (en) * | 2016-06-07 | 2016-09-07 | 清华大学 | Electrostatic generator with substrate electrode-free electret and method for producing electret |
| CN211794728U (en) * | 2020-01-20 | 2020-10-30 | 兰州理工大学 | Travelling basket with from function of charging |
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