CN210130473U - Self-powered illumination draw-bar box - Google Patents
Self-powered illumination draw-bar box Download PDFInfo
- Publication number
- CN210130473U CN210130473U CN201920819884.1U CN201920819884U CN210130473U CN 210130473 U CN210130473 U CN 210130473U CN 201920819884 U CN201920819884 U CN 201920819884U CN 210130473 U CN210130473 U CN 210130473U
- Authority
- CN
- China
- Prior art keywords
- draw
- bar box
- piezoelectric
- roller
- composite material
- 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.)
- Expired - Fee Related
Links
- 238000005286 illumination Methods 0.000 title claims description 10
- 238000003306 harvesting Methods 0.000 claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims abstract description 7
- 239000002131 composite material Substances 0.000 claims description 23
- 239000000919 ceramic Substances 0.000 claims description 13
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 10
- 239000004917 carbon fiber Substances 0.000 claims description 10
- 210000004177 elastic tissue Anatomy 0.000 claims description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 10
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 5
- 229920000334 poly[3-(3'-N,N,N-triethylamino-1-propyloxy)-4-methylthiophene-2,5-diyl hydrochloride] polymer Polymers 0.000 claims description 5
- 229920000098 polyolefin Polymers 0.000 claims description 5
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241000190070 Sarracenia purpurea Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Landscapes
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Abstract
The utility model discloses a self-powered lighting draw-bar box, which comprises a draw-bar box body, a piezoelectric harvesting module and a lighting module, wherein the draw-bar box body comprises a roller, a roller protection cover arranged on the roller and an elastic lug vertically arranged on the side surface of the roller, and the length of the elastic lug is the distance from the side surface of the roller to the inner side of the roller protection cover; the piezoelectric harvesting module comprises a piezoelectric strip and a storage battery connected with the piezoelectric strip, and the piezoelectric strip is arranged on the inner side of the roller protective cover and is in contact with the elastic lug; the lighting module comprises a lighting lamp connected with the storage battery. The utility model discloses can change the relative frictional force between the wheel of draw-bar box and ground and the relative vibration of box to the wheel into the electric energy and throw light on the use at the in-process that people stimulate the draw-bar box walking.
Description
Technical Field
The utility model relates to a draw-bar box, concretely relates to self-power illumination draw-bar box.
Background
The draw-bar box is an essential tool for people to travel on business trip, and is a luggage box with a draw bar and rollers, wherein the draw bar is arranged in the luggage box so as to facilitate dragging during walking and greatly reduce burden, but the traditional draw-bar box has single function and can only be used as a tool for carrying and storing luggage. People often encounter some emergency problems when using draw-bar boxes, for example, electronic products such as mobile phones are powered off at critical time, so that emergency situations cannot be dealt with: based on the above problems, most of the existing utility model patents use magnetic energy to generate electricity, for example, the utility model patent with publication number CN206101892U, "a draw-bar box capable of converting kinetic energy into electric energy", which uses a storage battery to connect with a kinetic energy generating device composed of a magnet and a coil, so that the energy can not be utilized to the maximum, and the storage space is wasted due to the design of a groove for placing a water cup; for example, the utility model patent publication No. CN207506076U "a draw-bar box handle with illumination function" utilizes solar cell panel, converts solar energy into electric energy and accomplishes the illumination function, needs to reach the purpose through daylighting.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model provides a self-power illumination draw-bar box, this draw-bar box can store the electric energy through the motion of self and throw light on the use.
The technical scheme is as follows: a self-powered illumination draw-bar box comprises a draw-bar box body, a piezoelectric harvesting module and an illumination module, wherein the draw-bar box body comprises rollers, roller protection covers arranged on the rollers, and elastic lugs vertically arranged on the side surfaces of the rollers, and the length of each elastic lug is the distance from the side surface of each roller to the inner side of each roller protection cover; the piezoelectric harvesting module comprises a piezoelectric strip and a storage battery connected with the piezoelectric strip, and the piezoelectric strip is arranged on the inner side of the roller protective cover and is in contact with the elastic lug; the lighting module comprises a lighting lamp connected with the storage battery.
The charging module is an external USB interface connected with the storage battery, and the USB interface is arranged on the side face of the draw-bar box body.
The working principle is as follows: when the roller of the draw-bar box rolls, the piezoelectric strip can be in contact with the elastic lug on the side face of the roller, alternating pressure generated by friction is converted into electric energy by the piezoelectric strip and stored in the storage battery, and then the storage battery supplies power to the illuminating module and the charging module through the wires.
Has the advantages that: (1) the utility model can collect electric energy by utilizing the relative friction between the four wheels of the draw-bar box and the ground and the relative vibration of the box body to the wheels when people drag the draw-bar box to walk; (2) the utility model discloses can will the direct storage in the battery with the energy that piezoelectricity energy harvesting module was collected, can provide illumination service and USB power supply service simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of a piezoelectric energy harvesting module according to the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a side view of the present invention;
fig. 4 is an inside view of the present invention;
fig. 5 is a schematic view of the roller of the present invention;
fig. 6 is a schematic diagram of a piezoelectric strip of the present invention.
Detailed Description
As shown in fig. 1 to 3, a self-powered lighting draw-bar box comprises a draw-bar box body, a piezoelectric harvesting module and a lighting module, wherein the draw-bar box body comprises a draw bar 1, rollers 2, roller protection covers 3 arranged on the rollers, and elastic lugs 4 vertically arranged on the side surfaces of the rollers, and the length of each elastic lug is the distance from the side surface of each roller to the inner side of each roller protection cover; the piezoelectric harvesting module comprises a piezoelectric strip 5 and a storage battery 6 connected with the piezoelectric strip, and the piezoelectric strip is arranged on the inner side of the roller protective cover and is in contact with the elastic lug; the lighting module comprises a lighting lamp 7 connected to the accumulator. The side surface device of the box body is provided with an illuminating part, a charging part and a coded lock, the illuminating part adopts an LED lamp, and the charging part adopts a USB interface.
As shown in fig. 5, a roller protection cover 3 is arranged outside the roller, and a piezoelectric strip 5 is arranged between the roller 2 and the roller protection cover 3. The roller 2 of the draw-bar box is composed of a cylinder and a protruding part, two protruding elastic solids are arranged on the diameter of the side face of each roller 2, the piezoelectric strip 5 is arranged on the upper half part in the roller protective cover 3, when the roller 2 rolls, the piezoelectric strip 5 can be in contact with the elastic solids on the side face of the roller 2, the piezoelectric strip 5 converts alternating pressure generated by friction into electric energy and stores the electric energy in the storage battery 6, then the storage battery 6 converts the chemical energy into the electric energy, and then the lighting module and the charging module are powered through the guide lines. The roller 2 can be mainly composed of silica gel, and has the characteristics of better durability, corrosion resistance, silence and the like.
The piezoelectric strip 5 as shown in fig. 6 is composed of three main parts: the composite material comprises a carbon fiber composite material layer, a thermoplastic polyurethane elastic fiber composite material layer and a PMNT piezoelectric ceramic piece. The piezoelectric strip 5 comprises carbon fiber composite material layers positioned on the top layer and the bottom layer, a PMNT piezoelectric ceramic sheet layer and a thermoplastic polyurethane elastic fiber composite material layer positioned in the middle, and the carbon fiber composite material layer is arranged between the PMNT piezoelectric ceramic sheet layer and the thermoplastic polyurethane elastic fiber composite material layer.
The piezoelectric strip 5 structure can also be made of a polyolefin elastic fiber composite material layer, a carbon fiber composite material layer and a piezoelectric ceramic piece. The upper top layer and the lower top layer of the structure are formed by carbon fiber composite material layers, the damage time of pressure to the piezoelectric ceramic piece can be effectively delayed, and the polyolefin elastic fiber composite material layers can increase the vibration effect to a certain extent. Meanwhile, the piezoelectric ceramic piece can generate charges when receiving external pressure, the charges are transmitted through the potential difference of the upper surface and the lower surface, the polyolefin elastic fiber composite material layer and the carbon fiber composite material layer both have good conductivity and are connected to the tail ends of the upper composite material layer and the lower composite material layer of the piezoelectric ceramic piece through leads, so that the charges are received, electric energy is generated, and the electric energy is converged into the charging and lighting module through the leads. When the piezoelectric ceramic works, the piezoelectric ceramic generates little heat and cannot affect the whole circuit structure.
The piezoelectric strip 5 is connected with the input end part of the AD/DC diode rectifier through a lead, the output end of the diode rectifier is connected with the DC/DC converter through a lead, and finally, the output end of the DC converter is connected to the storage battery through a lead. The piezoelectric energy harvesting module structure is as shown in fig. 4, vibration energy is transmitted to the piezoelectric energy harvesting module through external vibration to reach a stable state, and the piezoelectric sheet collects the vibration energy and is connected to an external circuit. The working principle is as follows: the device collects the collected electric energy, inputs the collected electric energy into a connecting circuit, is rectified by an AD/DC diode rectifier, then is converted by a DC/DC converter, is stored in a capacitor, and is adjusted by a controller according to the energy storage condition.
Claims (6)
1. A self-powered illumination draw-bar box which is characterized in that: the piezoelectric harvesting type trolley case comprises a trolley case body, a piezoelectric harvesting module and an illuminating module, wherein the trolley case body comprises a trolley (1), rollers (2), a roller protective cover (3) arranged on the rollers and elastic lugs (4) vertically arranged on the side surfaces of the rollers, and the length of each elastic lug is the distance from the side surface of each roller to the inner side of the roller protective cover; the piezoelectric harvesting module comprises a piezoelectric strip (5) and a storage battery (6) connected with the piezoelectric strip (5), and the piezoelectric strip (5) is arranged on the inner side of the roller protective cover (3) and is in contact with the elastic lug (4); the lighting module comprises a lighting lamp (7) connected with the storage battery.
2. A self-powered illuminated draw-bar box according to claim 1, characterized in that: the draw-bar box further comprises a charging module, the charging module is an external USB interface connected with the storage battery (6), and the USB interface is arranged on the side face of the draw-bar box body.
3. A self-powered illuminated draw-bar box according to claim 1, wherein: the piezoelectric strip (5) comprises carbon fiber composite material layers positioned on the top layer and the bottom layer, a PMNT piezoelectric ceramic sheet layer positioned on the middle layer and a thermoplastic polyurethane elastic fiber composite material layer, wherein the carbon fiber composite material layer is arranged between the PMNT piezoelectric ceramic sheet layer and the thermoplastic polyurethane elastic fiber composite material layer.
4. A self-powered illuminated draw-bar box according to claim 1, wherein: the piezoelectric strip (5) comprises carbon fiber composite material layers positioned on the top layer and the bottom layer, a piezoelectric ceramic sheet layer positioned on the middle layer and a polyolefin elastic fiber composite material layer, wherein the carbon fiber composite material layer is arranged between the piezoelectric ceramic sheet layer and the polyolefin elastic fiber composite material layer.
5. A self-powered illuminated draw-bar box according to claim 1, wherein: the piezoelectric strip (5) is connected with the input end part of the AD/DC diode rectifier through a lead, the output end of the diode rectifier is connected with the DC/DC converter through a lead, and finally, the output end of the DC converter is connected to the storage battery (6) through a lead.
6. A self-powered illuminated draw-bar box according to claim 1, wherein: the side surface of the draw-bar box body is provided with a coded lock, and the illuminating lamp (7) is arranged on the periphery of the coded lock.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920819884.1U CN210130473U (en) | 2019-05-31 | 2019-05-31 | Self-powered illumination draw-bar box |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920819884.1U CN210130473U (en) | 2019-05-31 | 2019-05-31 | Self-powered illumination draw-bar box |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210130473U true CN210130473U (en) | 2020-03-10 |
Family
ID=69707345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920819884.1U Expired - Fee Related CN210130473U (en) | 2019-05-31 | 2019-05-31 | Self-powered illumination draw-bar box |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210130473U (en) |
-
2019
- 2019-05-31 CN CN201920819884.1U patent/CN210130473U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN205597245U (en) | Pressure electricity generating shoes | |
CN205212751U (en) | Wearable equipment of independently supplying power | |
CN108708837A (en) | A kind of self power generation school bag based on human body vibration collection of energy | |
CN108631430A (en) | A kind of road photovoltaic charging system | |
CN210130473U (en) | Self-powered illumination draw-bar box | |
CN102830820A (en) | Self-generating wireless mouse and mouse pad | |
CN108433235A (en) | A kind of energy storage type power-generating shoe | |
CN205212460U (en) | Trolley case | |
CN102570901B (en) | Pressure electricity generation module | |
CN203911505U (en) | Pedometer | |
CN201737078U (en) | Piezoelectric bicycle seat | |
CN201011713Y (en) | Umbrella with small solar electric power generating and storing device | |
CN102611170B (en) | Non-contact external charging device of wind-solar hybrid power generation system | |
CN207471201U (en) | A kind of energy storage type solar LED lanterns | |
CN214283557U (en) | Push type charging shoes | |
CN210018145U (en) | Intelligent luggage | |
WO2013069038A1 (en) | Baggage for the recovery of energy from the dynamic movements of the baggage | |
CN104578217A (en) | Chargable backpack | |
CN201668067U (en) | Solar luminous luggage | |
CN201623526U (en) | Handheld movable charger | |
CN102358195A (en) | Solar charging type electric bicycle | |
CN216293168U (en) | Power generation device and multifunctional shoes | |
CN204190505U (en) | Multi-function emergency electricity getting device | |
CN102645262A (en) | Solar electronic scale capable of realizing self-charging | |
CN210248757U (en) | Multifunctional draw bar assembly of draw bar box |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200310 |