CN212252163U - Hand-pulling type emergency charging flashlight - Google Patents
Hand-pulling type emergency charging flashlight Download PDFInfo
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- CN212252163U CN212252163U CN202021308349.9U CN202021308349U CN212252163U CN 212252163 U CN212252163 U CN 212252163U CN 202021308349 U CN202021308349 U CN 202021308349U CN 212252163 U CN212252163 U CN 212252163U
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Abstract
The utility model discloses an emergent flashlight that charges of hand-pulling type belongs to emergent articles for use technical field, include: a flashlight body; the lamp cap is detachably arranged at the top end of the flashlight main body, and a plurality of LED spot lamps are arranged in the lamp cap; the main fixed flywheel is rotatably arranged in the middle of the flashlight body; the direct current motor is arranged in the flashlight main body and is positioned above the driving flywheel, and the main fixed flywheel rotates to drive the direct current motor to generate power and transmit the power to the LED spotlight. The utility model has the advantages that: a user pulls the pull ring by hand, the pull ring drives the one-way flywheel and the driving flywheel to rotate through the pull wire, and simultaneously drives the direct current motor to generate electricity to charge the storage battery or directly transmit electric energy to the LED spot light; the whole process increases the work amount once, and reduces fatigue caused by repeated rapid movement.
Description
Technical Field
The utility model belongs to the technical field of emergent articles for use, especially, relate to an emergent flashlight that charges of hand-pulling type.
Background
In the world today, disasters including earthquakes, typhoons, terrorism, fires or snowstorms, etc., all of which can harm human life, are inevitable. When a person turns off a head in life or death and gets a thousand jun, no matter the person is at home, in an office or outdoors, a reliable emergency flashlight is very needed, and a user can find an escape route by using the flashlight to escape from a dangerous situation.
The emergency charging electric torch on the market at present has two new products of hand cranking and hand pinching, wherein the new product has a photovoltaic cell which can be charged by solar energy, and a small battery is provided by itself. However, these emergency lights have a disadvantage that they are required to be operated by hands without interruption when being charged manually, and the hands are easy to fatigue when being moved for a long time and in a small amount. Meanwhile, when the illumination is carried out while the filling is carried out during the traveling, the illumination device can shake all the time, and the illumination effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an emergent flashlight that charges of hand-pulling type in order to solve to have above-mentioned problem.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model discloses an emergent flashlight that charges of hand-pulling type, include:
a flashlight body;
the lamp holder is detachably arranged at the top end of the flashlight main body, and a plurality of LEDs are arranged in the lamp holderIs provided withA lamp;
the main fixed flywheel is rotatably arranged in the middle of the flashlight body;
the direct current motor is arranged in the flashlight body and is positioned above the driving flywheel, and the driving flywheel rotates to drive the direct current motor to generate power and transmit the power to the LEDIs provided withA lamp;
the unidirectional flywheel is positioned below the main fixed flywheel and drives the main fixed flywheel to rotate, a pull wire is wound on the outer circumference of the unidirectional flywheel, one end of the pull wire is fixed on the unidirectional flywheel, and the other end of the pull wire penetrates through a pull wire hole in the flashlight body and is connected with the pull ring;
one end of the telescopic mechanism is connected with the unidirectional flywheel, and the other end of the telescopic mechanism is fixed on the flashlight main body.
Furthermore, the balance weight device is arranged below the unidirectional flywheel and synchronously rotates with the unidirectional flywheel and the main fixed flywheel through a wheel shaft.
Furthermore, the counterweight device comprises a bottomless hollow base wheel and a counterweight wheel, the counterweight wheel is arranged in a cavity formed by the bottomless hollow base wheel and the flashlight base, a top plate of the bottomless hollow base wheel is fixedly connected with a wheel shaft, and the cross section of the part of the wheel shaft, which is positioned in the bottomless hollow base wheel, is square; the counterweight wheel is provided with a square through hole matched with the wheel shaft at the square part.
Furthermore, the unidirectional flywheel comprises an outer wheel disc and an inner wheel disc, the outer wheel disc is of an annular structure integrally, an inner ratchet wheel is arranged in the outer wheel disc, a pawl is arranged on the outer circumference of the inner wheel disc and matched with the inner ratchet wheel, and the inner wheel disc is fixed on a wheel shaft.
Furthermore, the direct current motor is fixed on a first main body fixing partition plate positioned above the direct current motor, a second main body fixing partition plate is arranged below the unidirectional flywheel, and the telescopic device is arranged on the second main body fixing partition plate.
Furthermore, the telescopic device is a telescopic spring, the telescopic spring is integrally wound into a roll shape, spring fixing columns are fixed at two ends of the telescopic spring respectively, the top end of each spring fixing column located outside the roll is fixedly connected with the outer wheel disc, and the lower end of each spring fixing column located inside the roll is fixed on the second main body fixing partition plate.
Furthermore, two ends of the wheel shaft are respectively arranged in the middle of the first main body fixing partition plate and the flashlight base through bearings.
Furthermore, the flashlight main body is internally provided with a storage battery between the LED spotlight and the first main body fixing partition plate, and the storage battery is connected with the LED spotlight and the control circuit board through a circuit.
Further, a photovoltaic sheet is arranged on the outer wall of the flashlight main body, a control area is arranged above the photovoltaic sheet, and a flashlight switch, a charging control switch, a charging port electrified indicating lamp and a USB charging port are arranged in the control area.
Furthermore, the USB charging port is arranged on the control circuit board, the storage battery is electrically connected with the photovoltaic sheet through a first circuit, the storage battery is electrically connected with the output end of the direct current motor through a second circuit, and the first circuit and the second circuit are respectively provided with a diode; the storage battery is electrically connected with the LED spotlight through a third line, and the flashlight switch controls the connection and disconnection of the third line; the storage battery is electrically connected with the USB charging interface through the fourth line, the charging control switch controls the connection state of the fourth line, and the charging interface electrified indicator lamp displays the connection state of the USB charging interface.
In the technical scheme, the utility model provides a pair of emergent flashlight that charges of hand-pulling type's beneficial effect does:
1. a user pulls a pull ring by hand, the pull ring drives an outer wheel disc to rotate through a pull wire, further drives a wheel shaft to rotate through an inner wheel disc, and simultaneously drives a driving flywheel and a bottomless hollow base wheel and counterweight wheel combination to rotate; the whole process increases the work amount once, and reduces fatigue caused by repeated rapid movement.
2. The driving flywheel, the bottomless hollow base wheel and the counterweight wheel are combined to store energy, so that the whole machine is miniaturized and practical.
3. Simple structure is difficult to damage.
4. The combination of the two driving flywheels, the bottomless hollow base wheel and the counterweight wheel can increase the balance and is more stable in use.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic view of an internal structure of a hand-pulling emergency rechargeable flashlight according to a first embodiment of the present invention;
FIG. 2 is a top view of the unidirectional flywheel of FIG. 1;
FIG. 3 is a top view of the middle telescopic bead of FIG. 1;
FIG. 4 is a schematic diagram of the results of the hybridization apparatus of FIG. 1;
FIG. 5 is a cross-sectional view of FIG. 4;
FIG. 6 is a bottom view of the axle and bottomless hollow base wheel of FIG. 4;
FIG. 7 is a cross-sectional view of the weight wheel of FIG. 4;
fig. 8 is a top view of a hand-pulled emergency rechargeable flashlight according to a first embodiment of the present invention;
fig. 9 is a front view of a hand-pulled emergency rechargeable flashlight according to a first embodiment of the present invention;
fig. 10 is a schematic circuit diagram of a hand-pulling emergency rechargeable flashlight according to an embodiment of the present invention.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-10;
the embodiment of the utility model provides a hand-pulling type emergency charging flashlight, include:
a torch body 1;
the lamp holder 2 is detachably arranged at the top end of the flashlight body 1, and a plurality of LED spot lamps 3 are arranged in the lamp holder 2;
the main fixed flywheel 4 is rotatably arranged in the middle of the flashlight main body 1;
the direct current motor 5 is arranged in the flashlight main body 1 and is positioned above the driving flywheel 4, and the main fixed flywheel 4 rotates to drive the direct current motor 5 to generate power and transmit the power to the LED spotlight 3;
the unidirectional flywheel 6 is positioned below the main fixed flywheel 4 and drives the main fixed flywheel 4 to rotate, a pull wire 7 is wound on the outer circumference of the unidirectional flywheel 6, one end of the pull wire 7 is fixed on the unidirectional flywheel 6, and the other end of the pull wire 7 penetrates through a pull wire hole 8 in the flashlight main body 1 and is connected with a pull ring 9;
one end of the telescopic mechanism is connected with the unidirectional flywheel 6, and the other end of the telescopic mechanism is fixed on the flashlight main body 1.
When the LED spotlight is used, a user pulls the pull wire 7 through the pull ring 9 to drive the one-way flywheel 6 to rotate, the one-way flywheel 6 drives the main fixed flywheel 4 to rotate, and then the main current motor 5 is driven to generate electricity, so that the LED spotlight 3 works.
As shown in fig. 1 and 4-7, the present application further includes a counterweight device disposed below the unidirectional flywheel, and the counterweight device rotates synchronously with the unidirectional flywheel 6 and the main fixed flywheel 4 through a wheel shaft 10. The counterweight device comprises a bottomless hollow base wheel 11 and a counterweight wheel 12, the counterweight wheel 12 is arranged in a cavity formed by the bottomless hollow base wheel 11 and a flashlight base 18, a top plate of the bottomless hollow base wheel 11 is fixedly connected with a wheel shaft 10, and the cross section of the part, located in the bottomless hollow base wheel 11, of the wheel shaft 10 is square; the counterweight wheel 12 is provided with a square through hole 13 matched with a wheel shaft at a square part, and the combination of the bottomless hollow base wheel 11 and the counterweight wheel 12 increases kinetic energy and energy storage. The weight wheel 12 is pressed into the bottomless hollow base wheel 11, and the weight wheel 1 is prevented from being in interference fit with the bottomless hollow base wheel 11 during manufacturing. The weight wheel 12 is separated from the bottomless hollow base wheel 11 and is contacted with the flashlight base 18.
The square part on the wheel shaft 10 is matched with the square through hole 13 on the counterweight wheel 12, so that the wheel shaft 10 drives the counterweight wheel 12 to rotate, and the sliding phenomenon is prevented. Meanwhile, different weight wheels 12 can be replaced for use, so that the device is suitable for different crowds.
As shown in fig. 2, the unidirectional flywheel 6 includes an outer disc 601 and an inner disc 602, the outer disc 601 is a ring structure as a whole, an inner ratchet 603 is disposed in the outer disc 601, a pawl 604 is disposed on an outer circumference of the inner disc 602, the pawl 604 is adapted to the inner ratchet 603, and the inner disc 602 is fixed on the axle 10. The cooperation of the pawl 604 and the inner ratchet 603 ensures that the inner wheel 602 can only rotate in one direction.
The direct current motor 5 is fixed on a first main body fixing partition plate 14 positioned above the direct current motor, a second main body fixing partition plate 15 is arranged below the unidirectional flywheel 6, and the telescopic device is arranged on the second main body fixing partition plate 15. The telescopic device is a telescopic spring 16, the telescopic spring 16 is integrally wound into a roll shape, spring fixing columns 17 are respectively fixed at two ends of the telescopic spring 16, the top end of the spring fixing column 17 positioned outside the roll is fixedly connected with an outer wheel disc 601, and the lower end of the spring fixing column 17 positioned in the roll is fixed on a second main body fixing partition plate 15.
When the pull wire 7 is pulled, the telescopic spring 16 is driven by the outer wheel disc 601 to open, and meanwhile, the wheel shaft 10 is driven to rotate through the inner wheel disc 602; after the pulling wire 7 is loosened, the outer wheel disc 601 is driven to rotate reversely by the automatic restoring action of the telescopic spring 16, meanwhile, the pulling wire 7 is wound on the outer circumference of the outer wheel disc 601, and the inner wheel disc 602 can be driven to rotate only when the outer wheel disc 601 moves forwards, so that the wheel shaft 10 cannot rotate in the winding process of the pulling wire 7Reverse directionAnd (4) rotating.
The two ends of the wheel axle 10 are respectively arranged in the middle of the first main body fixing partition plate 14 and the flashlight base 18 through bearings 11. The bearings on the flashlight base 18 are pressure bearings, such as: the bowl-shaped bearing does not need to be tightly matched with the wheel shaft 10 like a common bearing when the flashlight base 18 is disassembled, so that the disassembly is difficult. The bearing on the first body fixed partition 14 can be matched with a common bearing so that the shaft cannot fall off.
The flashlight is characterized in that a storage battery 19 is arranged inside the flashlight body 1 and between the LED spotlight 3 and the first body fixing partition plate 14, and the storage battery 19 is connected with the LED spotlight 3 and the control circuit board 20 through a circuit.
As shown in fig. 9, a photovoltaic sheet 21 is disposed on an outer wall of the flashlight body 1, a control area 22 is disposed above the photovoltaic sheet 21, and a flashlight switch 23, a charging control switch 24, a charging port live indicator lamp 25 and a USB charging port 26 are disposed in the control area 22.
As shown in fig. 10, the USB charging port 26 is disposed on the control circuit board 20, the storage battery 19 is electrically connected to the photovoltaic panel 21 through a first line, the storage battery 19 is electrically connected to the output terminal of the dc motor 5 through a second line, and the first line and the second line are respectively provided with a diode 27; the storage battery 19 is electrically connected with the LED spotlight 3 through a third line, and the flashlight switch 23 controls the connection and disconnection of the third line; the storage battery 19 is electrically connected with the USB charging interface 26 through a fourth line, the charging control switch 24 controls the on state of the fourth line, and the charging interface live indicator lamp 25 displays the on state of the USB charging interface 26.
The photovoltaic cell 21, the USB charging port 26 and the direct current motor 5 are adopted to charge the storage battery 19 at the same time, and power can be directly supplied to the LED spotlight, so that emergency use is guaranteed. The charging control switch 24 is used for controlling the charging port to be charged, so as to prevent the charging port from being electrified all the time and prevent the short circuit phenomenon from occurring when the charging port is contacted with a conductive substance. The charging port electrification indicating lamp 25 is used for charging port electrification display, and is used for preventing that no electrification is known after mistaken pressing; the USB charging port 26 is used for emergency charging, and limited charging is possible when an emergency charging is required for a device such as a mobile phone.
When the LED spot light is used, a user pulls the pull ring 9 by hand, the pull ring 9 drives the outer wheel disc 601 to rotate through the pull wire 7, then the inner wheel disc 602 drives the wheel shaft to rotate, and simultaneously the driving flywheel 4, the bottomless hollow base wheel 11 and the counterweight wheel 12 are driven to rotate in a combined mode.
The rotation of the wheel axle is to store energy to the main fixed flywheel 4 continuously, and when the outer wheel disc 601 is reset, the driving flywheel 4 continues to rotate to store energy under the driving of inertia.
The diode 27 is arranged to ensure that the electric energy can be transmitted only along one direction, the backflow phenomenon cannot occur, the electric energy is ensured to be completely transmitted into the storage battery 19, and the circuit on the control circuit board 20 is electrified.
The user can select this application structure of not equidimension model according to the physique of self to choose the weight wheel 12 of different masses for use, if: an adult male may use an extra-large flashlight with a length of 25 cm, a diameter of 8 cm, and a weight of 1 kg, and a power of 3000 ma, while an adult female may use a small flashlight with a length of 12 cm, a diameter of 4 cm, a weight of 400 g, and a power of 800 ma.
Under normal conditions, can put this application under the sunshine, can charge through photovoltaic piece 21. When the power station is not used for a long time and needs to be used in case of an emergency, the power potential energy can be increased by pulling the pull wire 7 under the condition of no electricity through the combination of the main fixed flywheel 4, the bottomless hollow base wheel 11 and the counterweight wheel 12. Because the combination of the main fixed flywheel 4, the bottomless hollow base wheel 11 and the counterweight wheel 12 has the function of storing kinetic energy, compared with the existing product, the direct current motor 5 can run for a long time to generate electricity by pulling once, the speed of the direct current motor consuming the kinetic energy can be adjusted according to the generated energy and the kinetic energy consumption ratio, and if the flywheel stops rotating after being pulled rapidly for 20 seconds and 30 seconds by once force, all the kinetic energy is consumed until the flywheel stops rotating. Different types of direct current motors can provide electric quantity at different time by setting different output powers.
When equipment such as cell-phone does not have the electricity, also can charge through the USB of this application and mouthful 26 and promptly charge, when not having the commercial power, can effectually prevent to shut down to communicate with the external world. Especially in the field, in rainy weather, the manual charging efficiency is certainly higher than that of the existing hand-pinching and hand-cranking type electric torch, and the hand-pinching and hand-cranking type electric torch is more convenient for people to generate electricity manually and is not easy to generate fatigue due to the large wire pulling stroke and less repeated work applying times.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a hand-pulling type emergency charging flashlight which characterized in that: the method comprises the following steps:
a flashlight body;
the lamp cap is detachably arranged at the top end of the flashlight main body, and a plurality of LED spot lamps are arranged in the lamp cap;
the main fixed flywheel is rotatably arranged in the middle of the flashlight body;
the direct current motor is arranged in the flashlight main body and is positioned above the driving flywheel, and the main fixed flywheel rotates to drive the direct current motor to generate power and transmit the power to the LED spotlight;
the unidirectional flywheel is positioned below the main fixed flywheel and drives the main fixed flywheel to rotate, a pull wire is wound on the outer circumference of the unidirectional flywheel, one end of the pull wire is fixed on the unidirectional flywheel, and the other end of the pull wire penetrates through a pull wire hole in the flashlight body and is connected with the pull ring;
one end of the telescopic mechanism is connected with the unidirectional flywheel, and the other end of the telescopic mechanism is fixed on the flashlight main body.
2. The hand-pulling emergency charging flashlight of claim 1, further comprising a counterweight device, wherein the counterweight device is disposed below the unidirectional flywheel, and the counterweight device rotates synchronously with the unidirectional flywheel and the main fixed flywheel through a wheel shaft.
3. The hand-pulling emergency rechargeable flashlight of claim 2, wherein the counterweight device comprises a bottomless hollow base wheel and a counterweight wheel, the counterweight wheel is arranged in a cavity formed by the bottomless hollow base wheel and the flashlight base, a top plate of the bottomless hollow base wheel is fixedly connected with a wheel shaft, and the cross section of a part of the wheel shaft in the bottomless hollow base wheel is square; the counterweight wheel is provided with a square through hole matched with the wheel shaft at the square part.
4. The hand-pulling emergency rechargeable flashlight of claim 3, wherein the unidirectional flywheel comprises an outer wheel disc and an inner wheel disc, the outer wheel disc is of an annular structure, an inner ratchet wheel is arranged in the outer wheel disc, a pawl is arranged on the outer circumference of the inner wheel disc and matched with the inner ratchet wheel, and the inner wheel disc is fixed on a wheel shaft.
5. The hand-pulling emergency rechargeable flashlight of claim 4, wherein the DC motor is fixed on a first main body fixing partition plate above the DC motor, a second main body fixing partition plate is arranged below the unidirectional flywheel, and the telescopic device is arranged on the second main body fixing partition plate.
6. A hand-pulling emergency charging flashlight as claimed in claim 5, wherein the telescopic device is a telescopic spring, the telescopic spring is integrally wound in a coil shape, spring fixing columns are respectively fixed at two ends of the telescopic spring, the top end of the spring fixing column outside the coil is fixedly connected with the outer coil, and the lower end of the spring fixing column inside the coil is fixed on the second main body fixing partition plate.
7. The hand-pulling emergency rechargeable flashlight of claim 6, wherein two ends of the axle are respectively disposed in the middle of the first body fixing partition and the flashlight base through bearings.
8. The hand-pulling emergency rechargeable flashlight of claim 7, wherein a storage battery is disposed inside the flashlight body and between the LED spotlight and the first body fixing partition plate, and the storage battery is connected with the LED spotlight and the control circuit board through a line.
9. The hand-pulling emergency charging flashlight of claim 1, wherein a photovoltaic sheet is arranged on the outer wall of the flashlight body, a control area is arranged above the photovoltaic sheet, and a flashlight switch, a charging control switch, a charging port electrification indicating lamp and a USB charging port are arranged in the control area.
10. The hand-pulling emergency charging flashlight of claim 9, wherein the USB charging port is disposed on the control circuit board, the battery is electrically connected to the photovoltaic panel through a first circuit, the battery is electrically connected to the output terminal of the dc motor through a second circuit, and the first circuit and the second circuit are respectively provided with a diode; the storage battery is electrically connected with the LED spotlight through a third line, and the flashlight switch controls the connection and disconnection of the third line; the storage battery is electrically connected with the USB charging interface through the fourth line, the charging control switch controls the connection state of the fourth line, and the charging interface electrified indicator lamp displays the connection state of the USB charging interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021308349.9U CN212252163U (en) | 2020-07-06 | 2020-07-06 | Hand-pulling type emergency charging flashlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021308349.9U CN212252163U (en) | 2020-07-06 | 2020-07-06 | Hand-pulling type emergency charging flashlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212252163U true CN212252163U (en) | 2020-12-29 |
Family
ID=73980794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021308349.9U Active CN212252163U (en) | 2020-07-06 | 2020-07-06 | Hand-pulling type emergency charging flashlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212252163U (en) |
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2020
- 2020-07-06 CN CN202021308349.9U patent/CN212252163U/en active Active
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Effective date of registration: 20210428 Address after: 221002, No.90, Huanghe North Road, Xuzhou City, Jiangsu Province (207, block A1, Huaihai culture and Technology Industrial Park) Patentee after: XUZHOU SPACE-TIME THINKING INTELLIGENT TECHNOLOGY Co.,Ltd. Address before: No.1 Xiangwang South Road, Xuzhou City, Jiangsu Province, 221005 Patentee before: XUZHOU College OF INDUSTRIAL TECHNOLOGY |