CN110425097A - A kind of power generation knapsack - Google Patents
A kind of power generation knapsack Download PDFInfo
- Publication number
- CN110425097A CN110425097A CN201910758119.8A CN201910758119A CN110425097A CN 110425097 A CN110425097 A CN 110425097A CN 201910758119 A CN201910758119 A CN 201910758119A CN 110425097 A CN110425097 A CN 110425097A
- Authority
- CN
- China
- Prior art keywords
- power generation
- backpack body
- knapsack
- gear
- spring
- 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
Classifications
-
- 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
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/04—Sacks or packs carried on the body by means of two straps passing over the two shoulders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G1/00—Spring motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G3/00—Other motors, e.g. gravity or inertia motors
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention discloses a kind of power generation knapsacks comprising backpack body, energy conversion unit, the gravitional force variation of caused backpack body is converted into electric energy and exports when being used to carry human body backpack body movement.The gravitional force variation that human body can be carried caused backpack body when the backpack body moves by the present invention is converted into electric energy and exports, thus above-mentioned solar energy backpack bring many disadvantages be can avoid, and its overall construction design is exquisite, simple, it is light-weight, manufacturing cost is low, and use environment is extensive.
Description
Technical field
The present invention relates to consumer goods industries, it particularly relates to a kind of power generation knapsack.
Background technique
Power generation knapsack is a kind of knapsack that can export electric energy, does not need additionally to power, and directly turns the energy in environment
Power output is changed into, to meet portable electronic device, such as the power demands of mobile phone, lighting apparatus, positioning system.
As the patent application of application number 201420303409.6,201420318996.6 discloses a kind of solar energy back
Packet, can convert solar energy into electric energy and export.But above-mentioned power generation knapsack has apparent defect: first, at night, it is dark
Place can not produce electricl energy；Second, only knapsack is placed under the larger environment of sunlight intensity of illumination and could efficiently produce electricl energy,
But knapsack person does not like body cruelly under strong sunlight often；Thirdly, in above-mentioned knapsack be related to solar energy more
The use of plate, therefore it leads to knapsack complicated integral structure, is not convenient to use.Therefore, drawbacks described above is directly limited based on light
Lie prostrate the extensive use of the power generation knapsack of battery.
Summary of the invention
The purpose of the present invention is to provide a kind of power generation knapsacks, draw when human body can be carried to backpack body movement
The gravitional force variation of the backpack body risen is converted into electric energy and exports, and it is various thus to can avoid above-mentioned solar energy backpack bring
Defect, and its overall construction design is exquisite, simple, and light-weight, use environment is extensive.
To achieve the above object, the present invention provides a kind of power generation knapsacks comprising backpack body；Energy conversion unit,
Gravitional force variation of caused backpack body is converted into electric energy and defeated when it is used to carry human body backpack body movement
Out.
Preferably, the energy conversion unit includes: the shell of inner hollow；At least one set of generator unit, is installed on
In the shell, and its gravitional force variation turn for being used to carry human body caused backpack body when backpack body movement
Turn to electric energy.
Preferably, the generator unit includes: spring, pulley, slide strips, rack gear, gear and generator；The spring one
End connects the enclosure interior；Described slide strips one end connects the other end of the spring, and the other ends of the slide strips is across described
It is connect after pulley with the rack gear；The rack gear is engaged with the gear, and the gear connects the generator；
When human body carries backpack body movement, the gravitional force of backpack body changes so that the telescopic spring,
And it drives gear described in the rack drives to rotate, is further rotated by gear and drive electrical power generators.
Preferably, the angle between gravity direction suffered by the central axis of the spring and the backpack body is 0-
180°。
Preferably, the angle between the central axis of the spring and the rack gear is 0-180 °.
Preferably, the gear is transmission gear.
Preferably, the generator unit further include: locating part is used to limit the position of the slide strips, prevents the cunning
Band is detached from the pulley.
Preferably, the energy conversion unit further include: energy storage unit is used to store the generator unit and generates
Electric energy.
Preferably, the power generation knapsack further include: power output unit connects the energy storage unit, and being used for will
Power output is to electrical equipment.
Preferably, the energy conversion unit is set to outside the backpack body.
Compared with prior art, power generation knapsack of the invention can carry human body caused when backpack body movement
The gravitional force variation of backpack body is converted into electric energy and exports, and it is various scarce thus to can avoid above-mentioned solar energy backpack bring
It falls into, and its overall construction design is exquisite, simple, light-weight, use environment is extensive.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the overall structure diagram of power generation knapsack in the embodiment of the present invention one；
Fig. 2 is the overall structure diagram of energy conversion unit in the embodiment of the present invention one；
Fig. 3 is that the variation of knapsack center of gravity when human body carries backpack body walking and/or running in the embodiment of the present invention one is shown
It is intended to；
Fig. 4 is the schematic diagram of angle α 1 in the embodiment of the present invention two, α 2.
Specific embodiment
With reference to the accompanying drawing and specific embodiment makes further description to invention:
Embodiment one:
As shown in Figure 1, the power generation knapsack in the present embodiment includes: backpack body 1；Harness 3 is used to pass through for personnel
It carries on the back/guides and supports with the backpack weight；And energy conversion unit 2, it is used to carry the movement of backpack body 1 in human body, with
During causing 1 gravitional force of backpack body to change, electric energy is converted by gravitional force and/or elastic potential energy and/or kinetic energy
And it exports.In the present embodiment, the energy conversion unit 2 is set to outside the backpack body 1, and with the backpack body 1
Connection；The movement that the human body carries the backpack body 1 can cause the variation of 1 center of gravity of backpack body, so that backpack body 1
Center of gravity height rises and falls, and changes so as to cause the gravitional force of backpack body 1, specifically includes: walking, climbs, running, in the movement such as push-up
One or several.
Specifically, as shown in Fig. 2, the energy conversion unit 2 includes: the shell 21 of inner hollow, it is preferred that the shell
Body includes the main body 212 and lid 211 of inner hollow；At least one set of generator unit (being preferably 2 groups in the present embodiment), peace
Loaded in the shell 21, and its gravitional force for being used to carry human body caused backpack body when backpack body movement
Variation is converted into electric energy.Meanwhile metal or plastic material system can be used with one or several in lid 211 in the shell 21
At.
The generator unit includes: spring 22, pulley 27, fixing seat 28, slide strips 23, rack gear 24, gear 25 and power generation
Machine 26；Wherein, the fixing seat 28 connects the inner wall of the shell 1, and described 22 one end of spring is by connecting the fixing seat 28
And it is connected to inside the shell 21；Described 23 one end of slide strips connects the other end of the spring 22, the slide strips 23 it is another
End after the pulley 27 with the rack gear 24 around connecting, and the connection type of the slide strips 23 and pulley 27 is referring to conventional fixed pulley
The baudrier of group middle pulley and traction rope, so that the slide strips 23 can be slided in the sliding slot of pulley 27；The rack gear
24 engage with the gear 25, and the gear 25 connects the generator 26, and the gear 25 is preferably first-level variable-speed gear
Or step-by-step variable gear；
It is moved when human body carries the backpack body 1, and when the gravitional force reduction of backpack body 1, the rack gear 24 is big
Cause is moved along gravity direction, and stretches the spring 22, and the gear 25 is driven to rotate, and further rotates band by gear 25
Dynamic generator 26 generates electricity；It is moved when human body carries the backpack body 1, and when the gravitional force increase of backpack body 1, the tooth
Item 24 is substantially moved along the direction opposite with gravity direction, and the spring 22 retracts, and the gear 25 is driven to rotate again, into
One step is rotated by gear 25 drives generator 26 to generate electricity again；
Wherein, the technology that the rotation of gear 25 carrys out the power generation of driven generator 26 belongs to the prior art, and details are not described herein.
Meanwhile to mitigate the weight and volume of structure entirety, above-mentioned pulley 27, fixing seat 28, slide strips 23, rack gear 24, tooth
One or a few Xiang Jun in the components such as the shell of wheel 25 and generator 26 can be used light material (such as plastics, paper material) system
At.
Illustrate the detailed process and original to generate electricity when human body carries the walking of backpack body 1 and/or running by taking Fig. 3 as an example below
Reason.As shown in figure 3, human locomotion or running are periodically to move, thus the period of motion can be decomposed into along time shaft t
Two half periods: first half cycle T1 and later half period T2.Human body is stood when first half cycle T1 starts, first half cycle T1 finish time
Human leg half is curved, and T1 start time has difference in height h relative to T1 finish time, the center of gravity P of backpack body 1 as a result, therefore
T1 start time backpack body 1 has gravitional force；During the T1 period carries out, backpack body 1 is moved downward along gravity direction, weight
Heart P is gradually reduced, and during this, gravitional force a part of backpack body 1 is converted into the kinetic energy that knapsack moves downward, while band
The solid arrow direction along Fig. 2 of carry-over bar 24 moves downward, and another part is then converted into the bullet put aside when spring 22 is stretched
Property potential energy, further, rack drives gear 25 rotate, gear 25 drive again generator 26 generate electricity, thus will be carried on the back in the T1 period
The gravitional force part of packet main body 1 is converted into the electric energy of the output of generator 26；
Further, when lower half of cycle T 2 starts (namely T1 period just at the end of), backpack body 1 is not still further below
Movement, kinetic energy zero, and gravitional force is minimum at this time.In the T2 period, human body will from leg half it is curved be gradually transitioned into it is close
The center P of the state of standing, backpack body 1 can gradually rise, gravitional force increase, while backpack body 1 along with gravity direction
Opposite direction moves upwards, therefore has kinetic energy.Therefore, be in tensional state spring 22 pull slide strips 23 and rack gear 24 along with
The opposite direction of gravity reversal (i.e. dotted arrow direction in Fig. 2) moves upwards, and rack gear 24 is again with movable tooth at the same time
25 rotation of wheel, gear 25 drive electrical power generators again, the elastic potential energy for thus storing T2 period inner spring 22 and knapsack master
The upward kinetic energy part of body 1 is converted into power output.
After tested, when human body carries the walking of backpack body 1 and/or running, the electricity that can be exported in the entire T1+T2 period in total
Thus energy power can meet the electricity consumption need of the electrical equipment such as mobile phone, portable electric torch, GPS positioning instrument up to 0.5-3W completely
It asks.
Embodiment two:
The present embodiment the difference is that only with embodiment one, such as Fig. 2, shown in 4, the central axis X 1 of the spring 22
Angle α 1 between gravity direction Y suffered by the backpack body 1 is 0-180 ° (preferably 90 °)；And/or the spring 22
24 longitudinal axis X 2 of central axis X 1 and the rack gear between angle α 2 be 0-180 ° (preferably 90 °), thus can guarantee spring
The rack gear 24 of 22 connections is consistent with gravity direction as far as possible, so as to improve the transfer efficiency of gravitional force.
Embodiment three:
The present embodiment the difference is that only with embodiment one, the generator unit further include: locating part is used to limit
The position of the fixed slide strips 23 prevents the slide strips 23 to be detached from the pulley 27, to influence to generate electricity.Preferably, the limit
Position part can be the locating parts such as buckle, as long as the position of slide strips 23 can be limited.
Example IV:
The present embodiment the difference is that only with embodiment one, the energy conversion unit further include: power storage list
Member is used to store the electric energy that the generator unit generates；Power output unit (including voltage regulation unit, USB charging interface etc.),
It connects the energy storage unit, is used for power output to electrical equipment (for example, mobile phone, portable electric torch, GPS are fixed
Position instrument etc.).
Embodiment five:
The present embodiment the difference is that only that the energy conversion unit is set to the backpack body with embodiment one
Thus inside avoids extraneous factor from causing the damage of energy conversion unit, prolongs the service life.
In conclusion human body can be carried the backpack body movement by power generation knapsack of the invention, to cause knapsack master
During weight power potential variation, electric energy is converted by gravitional force and/or elastic potential energy and/or kinetic energy and is exported, thus
It can avoid existing solar energy backpack bring many disadvantages, influenced for example from weather, place, thus expand its operation environment model
It encloses, and its overall construction design is exquisite, simple, light-weight, small in size, manufacturing cost is low, and generating efficiency is high, fits
For extensive industrial application.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of power generation knapsack comprising backpack body, which is characterized in that the power generation knapsack further include: energy conversion unit,
Gravitional force variation of caused backpack body is converted into electric energy and defeated when it is used to carry human body backpack body movement
Out.
2. power generation knapsack as described in claim 1, which is characterized in that the energy conversion unit includes: the shell of inner hollow
Body；At least one set of generator unit is installed in the shell, and it is used to carry human body when the backpack body moves and draw
The gravitional force variation of the backpack body risen is converted into electric energy.
3. power generation knapsack as claimed in claim 2, which is characterized in that the generator unit includes: spring, pulley, slide strips, tooth
Item, gear and generator；The spring one end connects institute's enclosure interior；Described slide strips one end connects the another of the spring
End, the other ends of the slide strips with the rack gear across connecting after the pulley；The rack gear is engaged with the gear, the tooth
Wheel connects the generator；
When human body carries backpack body movement, the gravitional force of backpack body changes so that the telescopic spring, and
It drives gear described in the rack drives to rotate, is further rotated by gear and drive electrical power generators.
4. power generation knapsack as claimed in claim 3, which is characterized in that the central axis of the spring and the backpack body institute
It is 0-180 ° by the angle between gravity direction.
5. power generation knapsack as claimed in claim 3, which is characterized in that between the central axis of the spring and the rack gear
Angle is 0-180 °.
6. power generation knapsack as claimed in claim 3, which is characterized in that the gear is transmission gear.
7. power generation knapsack as claimed in claim 3, which is characterized in that the generator unit further include: locating part is used to limit
The position of the fixed slide strips prevents the slide strips and the pulley to be detached from.
8. power generation knapsack as claimed in claim 2, which is characterized in that the energy conversion unit further include: power storage list
Member is used to store the electric energy that the generator unit generates.
9. power generation knapsack as claimed in claim 2, which is characterized in that the power generation knapsack further include: power output unit,
The energy storage unit is connected, is used for power output to electrical equipment.
10. power generation knapsack as claimed in claim 8, which is characterized in that the energy conversion unit is set to the knapsack master
Outside body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910758119.8A CN110425097A (en) | 2019-08-16 | 2019-08-16 | A kind of power generation knapsack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910758119.8A CN110425097A (en) | 2019-08-16 | 2019-08-16 | A kind of power generation knapsack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110425097A true CN110425097A (en) | 2019-11-08 |
Family
ID=68416594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910758119.8A Pending CN110425097A (en) | 2019-08-16 | 2019-08-16 | A kind of power generation knapsack |
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| Country | Link |
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| CN (1) | CN110425097A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004082427A2 (en) * | 2003-03-17 | 2004-09-30 | Rome Lawrence C | A backpack for harvesting electrical energy during walking and for minimizing shoulder strain |
| CN103899502A (en) * | 2014-03-18 | 2014-07-02 | 华南理工大学 | Wearable human body kinetic energy acquisition device and method thereof |
| US20150001853A1 (en) * | 2013-06-21 | 2015-01-01 | Queen's University At Kingston | Biomechanical Electrical Power Generation Apparatus |
| CN104564555A (en) * | 2014-12-10 | 2015-04-29 | 华南理工大学 | Tubular knapsack kinetic energy capturing device and method thereof |
| US20180091022A1 (en) * | 2016-09-26 | 2018-03-29 | The Government Of The United States, As Represented By The Secretary Of The Army | Energy Generation |
| CN108378528A (en) * | 2018-04-26 | 2018-08-10 | 桂林电子科技大学信息科技学院 | A kind of movement knapsack loading vibration and the dual generation mode of solar energy |
-
2019
- 2019-08-16 CN CN201910758119.8A patent/CN110425097A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004082427A2 (en) * | 2003-03-17 | 2004-09-30 | Rome Lawrence C | A backpack for harvesting electrical energy during walking and for minimizing shoulder strain |
| US20150001853A1 (en) * | 2013-06-21 | 2015-01-01 | Queen's University At Kingston | Biomechanical Electrical Power Generation Apparatus |
| CN103899502A (en) * | 2014-03-18 | 2014-07-02 | 华南理工大学 | Wearable human body kinetic energy acquisition device and method thereof |
| CN104564555A (en) * | 2014-12-10 | 2015-04-29 | 华南理工大学 | Tubular knapsack kinetic energy capturing device and method thereof |
| CN104564555B (en) * | 2014-12-10 | 2017-06-20 | 华南理工大学 | The knapsack kinetic energy acquisition equipment and its method of a kind of tubulose |
| US20180091022A1 (en) * | 2016-09-26 | 2018-03-29 | The Government Of The United States, As Represented By The Secretary Of The Army | Energy Generation |
| CN108378528A (en) * | 2018-04-26 | 2018-08-10 | 桂林电子科技大学信息科技学院 | A kind of movement knapsack loading vibration and the dual generation mode of solar energy |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20191108 |