CN205664927U - An electronic scale powered by human power generation - Google Patents

Abstract

The utility model discloses an electronic scale of manpower electricity generation power supply, including the balance body and the main control panel of setting in the internal chamber of balance body and respectively with main control panel electric connection's sensor module, display screen module, energy storage module, still include application of force mechanism and set up multistage gear group, generator, rectification voltage stabilizing circuit in the internal chamber of balance body, this application of force mechanism extends to the internal chamber of balance body and is connected with the transmission of multistage gear group from the balance body is external, multistage gear group's drive end and the rotor meshing of generator, the output of generator, rectification voltage stabilizing circuit, energy storage module be electric connection in proper order in order to constitute charging circuit. The utility model discloses the electronic scale utilizes the manpower to act on application of force mechanism through addding application of force mechanism, multistage gear train, generator, and then drives multistage gear train and rotates, and after multistage gear train's level four was with higher speed, multistage gear train drove the high-speed operation electricity generation of generator to turn into kinetic energy through rectification voltage stabilizing circuit and store in energy storage module.

Description

An electronic scale powered by human power generation

technical field

The utility model relates to an electronic balance, in particular to an electronic balance powered by human power generation.

Background technique

With the development of modern technology, electronic scales are widely used in various fields. Electronic scales are easy to operate and widely used. Existing electronic scales generally use disposable energy storage modules for power supply. In today's society, green environmental protection is promoted, and disposable energy storage modules will cause pollution and waste. Then people introduced solar electronic scales, solar electronic scales are very environmentally friendly, but the problem they face is that solar electronic scales have relatively high requirements for ambient light, and they need to be charged stably when there is sufficient sunlight. Therefore, what users need is an electronic scale that is not affected by the environment and can be charged stably.

Contents of the invention

In order to solve the above technical problems, the purpose of this utility model is to provide a self-generating environment-friendly electronic scale that converts kinetic energy into electric energy.

The technical scheme that the utility model adopts is:

An electronic scale powered by human power generation, comprising a scale body, a main control board arranged in the inner cavity of the scale, a sensor module electrically connected to the main control board, a display module, an energy storage module, and a force applying mechanism And the multi-stage gear set, generator, and rectification and voltage stabilization circuit arranged in the inner cavity of the scale, the force applying mechanism extends from the outside of the scale to the inner cavity of the scale and is connected with the multi-stage gear set, the multi-stage gear set The driving end meshes with the rotor of the generator, and the output end of the generator, the rectification and voltage stabilization circuit, and the energy storage module are electrically connected in sequence to form a charging circuit.

In one of the preferred ones, the force applying mechanism is a knob-type clockwork spring driving mechanism, and the knob-type clockwork spring driving mechanism includes a knob and a clockwork disc. The bar is directly or indirectly driven with the multi-stage gear set.

Preferably, the force-applying mechanism is a pull-rope driving mechanism, which includes a pull-cord, a gear shaft, and a mainspring. The external gear of the rotating shaft meshes with the multi-stage gear set, and the mainspring is sheathed on the gear rotating shaft.

Preferably, the force applying mechanism is a push block type drive mechanism, which includes a push block arranged outside the scale body, a slider with a rack and a return spring arranged in the inner cavity of the scale, and the push block type The block is fixedly connected with the slider, the slider abuts against the return spring in the sliding direction and the rack on the slider meshes with the multi-stage gear set.

As a further optimization, the push block type driving mechanism further includes a sliding slot, and the sliding block and the return spring are arranged in the sliding slot.

Preferably, the force applying mechanism is a roller-type driving mechanism, which includes a roller and a roller seat on which the roller is installed, and the central axis of the roller is connected to the rotating shaft of the multi-stage gear set. Fixed connection in the axial direction or through gear transmission connection.

The beneficial effects of the utility model:

The electronic balance of the utility model adds a force mechanism, a multi-stage gear set, and a generator, and uses manpower to act on the force-applying mechanism, thereby driving the multi-stage gear set to rotate. After the four-stage acceleration of the multi-stage gear set, the multi-stage gear set Drive the generator to run at high speed to generate electricity, and convert the kinetic energy into electrical energy and store it in the energy storage module through the rectification and voltage stabilization circuit. This electronic scale does not need the supply of an external energy storage module, which is energy-saving and environmentally friendly, and it is not affected by the environment when generating and charging. The operation is simple, the use is convenient, and the physical fitness of the user can also be exercised at the same time.

Description of drawings

Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described further.

Fig. 1 is the functional block diagram of the utility model electronic balance.

Fig. 2 is a perspective view of the first embodiment of the electronic scale of the present invention;

Fig. 3 is a partial schematic diagram of the power generation part of the first embodiment;

Fig. 4 is the perspective view of the second embodiment of the utility model electronic scale;

Fig. 5 is a partial schematic view of the power generation part of the second embodiment

Fig. 6 is a perspective view of the third embodiment of the electronic scale of the present invention;

Fig. 7 is a partial schematic view of the power generation part of the third embodiment

Fig. 8 is a perspective view of the fourth embodiment of the electronic scale of the present invention;

Fig. 9 is a partial schematic diagram of the power generation part of the fourth embodiment.

detailed description

As shown in Figure 1, an electronic scale for a kind of human power generation and power supply of the present invention includes a scale body 1 belonging to a basic component and a main control board 3 arranged in the inner cavity 2 of the scale, and a main control board 3 electrically connected to the main control board 3 respectively. The sensor module 4, the display module 5, the energy storage module 6, and the button part 11 are connected permanently. The scale body 1 can be an integral shell, or a combination of a cover and a bottom shell, the number of sensors of the sensor module 4, the matching AD conversion circuit, the display module 5 and the energy storage module 6 (such as a rechargeable battery, a capacitive element, etc.) etc.) can be arbitrarily replaced in the conventional selection, because the above-mentioned components belong to the existing scheme, so no more details.

In order to solve the problem of power generation and power supply that is not bound by the environment, this technical solution adds a force applying mechanism 7 and a multi-stage gear set 8, a generator 9, a rectifier stabilizer set in the inner cavity 2 of the scale under the framework of the above-mentioned basic components. Pressure circuit 10, the force applying mechanism 7 extends from the scale body 1 to the scale inner chamber 2 and is connected to the multi-stage gear set 8 in transmission, the driving end of the multi-stage gear set 8 meshes with the rotor of the generator 9, and the generator 9 The output terminal of the battery, the rectifying and stabilizing circuit 10, and the energy storage module 6 are electrically connected in sequence to form a charging circuit.

Its working principle is to use manpower to act on the force applying mechanism 7, and then drive the multi-stage gear set 8 to rotate. After the four-stage acceleration of the multi-stage gear set 8, the multi-stage gear set 8 drives the generator 9 to run at high speed to generate electricity, and through The rectification and voltage stabilization circuit 10 converts kinetic energy into electrical energy and stores it in the energy storage module 6 . And the specific force applying mechanism 7 includes at least the following four embodiments.

As shown in Fig. 2 and Fig. 3, it is the first embodiment of the technical solution. The force applying mechanism 7 is a knob-type clockwork spring driving mechanism 71, and the knob-type clockwork spring driving mechanism 71 includes a knob 711 and a clockwork coil 712. The knob 711 is located outside the scale body 1 and rotates to drive the clockwork disc 712 to compress the spring to accumulate elastic potential energy. The clockwork disc 712 and the multi-stage gear set 8 are indirectly transmitted through the two-sided gears at the bottom of the knob 711, and a clockwork spring can also be used. The disc 712 is in direct transmission with the multi-stage gear set 8 .

The action relationship of this embodiment is that the knob 711 on the panel is rotated, and the lower end of the knob 711 drives the clockwork disc 712 to compress the mainspring to accumulate elastic potential energy. The multi-stage gear set 8 rotates, and after being accelerated by the multi-stage gear set 8, the rotor of the generator 9 is driven to rotate to generate electric energy.

As shown in Fig. 4 and Fig. 5, it is the second embodiment of the present technical solution. The force applying mechanism 7 is a pull-rope driving mechanism 72, and the pull-rope driving mechanism 72 includes a pull rope 721, a gear shaft 722, and a mainspring 723. The head of the stay rope 721 is located outside the scale body 1 and the tail is wound on the gear shaft 722 , the external gear of the gear shaft 722 meshes with the multi-stage gear set 8 , and the mainspring 723 is sleeved on the gear shaft 722 . In this embodiment, the mainspring 723 can be replaced by a torsion spring, and an annular groove can be provided on the gear shaft 722 for more orderly and regular winding of the pull cord 721 .

The action relationship of this embodiment is that when the pull rope 721 is pulled up, the gear shaft 722 will be driven to rotate, and the mainspring 723 will be compressed at the same time. The rotor rotation of generator 9 produces electric energy, otherwise, when unclamping stay cord 721, spring 723 on the gear rotating shaft 722 can reclaim draw stay cord 721 automatically, drives multistage gear set 8 to rotate simultaneously.

As shown in Fig. 6 and Fig. 7, it is the third embodiment of the present technical solution, and the force applying mechanism 7 is a push block type driving mechanism 73, and the push block type drive mechanism 73 includes a push block arranged outside the scale body 1 731 and the slider 732 with rack and the return spring 733 arranged in the inner chamber of the scale 2, the push block 731 is fixedly connected with the slider 732, the slider 732 abuts against the return spring 733 in the sliding direction and the slider 732 The rack on the top meshes with the multi-stage gear set 8.

As a further optimization of this embodiment, the push block drive mechanism 73 also includes a chute 734, the slide block 732 and the return spring 733 are arranged in the chute 734, the chute 734 can effectively prevent the slide block 732, the return spring 733 off track.

The action relationship of this embodiment is, push the push block 731 on the panel, the rack on the slide block 732 slides with the slide block 732, and squeeze the return spring 733 at the same time, the rack will drive the multi-stage gear set 8 to rotate, through After the multi-stage gear set 8 accelerates, it drives the rotor of the generator 9 to rotate to generate electric energy, and the return spring 733 will reset the slide block 732 after letting go.

It should be pointed out that the fixed connection between the push block 731 and the slider 732 in this embodiment adopts a split structure, which is convenient for assembly and mold opening. Can.

As shown in Fig. 8 and Fig. 9, it is the fourth embodiment of the present technical solution, and the force applying mechanism 7 is a roller type driving mechanism 74, and the roller type driving mechanism 74 includes a roller 741 and the installation of the roller 741 The roller seat 742, the central axis of the roller 741 is connected with the rotating shaft of the multi-stage gear set 8 through gear transmission, or the central axis of the roller 741 is fixed with the rotating shaft of the multi-stage gear set 8 in the axial direction Connections are also applicable to this embodiment.

The action relation of this embodiment is, the roller 741 on the rotating panel, the gear on the roller 741 drives the multi-stage gear set 8 to rotate, after the multi-stage gear set 8 accelerates, drives the rotor of the generator 9 to rotate and generate electric energy.

In addition, in the above-mentioned four embodiments, the multi-stage gear set 8 is formed by screw transmission of four gear sets, as a preferred embodiment, but not specifically limited, other numbers such as two sets, three sets or more sets are also applicable to This technical solution. In addition, the inner cavity 2 of the scale is provided with a generator box 11 for fixing the multi-stage gear set 8 and the generator 9, so as to ensure the cleanliness of the inner cavity 2 of the scale and the stability between the components, and effectively protect the multi-stage gear set 8, Generator 9 is free from external impact and interference.

The above is only the preferred implementation of the utility model, the utility model is not limited to the above implementation, as long as the technical solutions to achieve the purpose of the utility model by basically the same means are within the scope of protection of the utility model.

Claims (10)

1. An electronic scale powered by human power, comprising a scale body (1), a main control board (3) arranged in the inner cavity (2) of the scale, and sensor modules electrically connected to the main control board (3) respectively (4), display screen module (5), energy storage module (6), characterized in that it also includes a force applying mechanism (7) and a multi-stage gear set (8) arranged in the inner cavity (2) of the scale , a generator (9), a rectifying and stabilizing circuit (10), the force applying mechanism (7) extends from the outside of the scale body (1) to the inside cavity of the scale (2) and is connected to the multi-stage gear set (8) in transmission, The driving end of the multi-stage gear set (8) meshes with the rotor of the generator (9), and the output end of the generator (9), the rectification and voltage stabilization circuit (10), and the energy storage module (6) are electrically connected in sequence to form a charging system. circuit. 2 . The electronic scale powered by human power according to claim 1 , characterized in that: the force applying mechanism ( 7 ) is a knob-type spring driving mechanism ( 71 ). 3. An electronic scale powered by human power according to claim 2, characterized in that: the knob type clockwork driving mechanism (71) includes a knob (711), a clockwork disc (712), and the knob (711 ) is located outside the scale body (1) and rotates to drive the spring plate (712) to compress the spring to accumulate elastic potential energy, and the spring plate (712) is directly or indirectly driven with the multi-stage gear set (8). 4 . The electronic balance powered by human power according to claim 1 , characterized in that: the force applying mechanism ( 7 ) is a pull-cord driving mechanism ( 72 ). 5. An electronic scale powered by human power according to claim 4, characterized in that: the rope-type driving mechanism (72) includes a rope (721), a gear shaft (722), a mainspring (723) , the head of the pull cord (721) is located outside the scale body (1) and the tail is wound on the gear shaft (722), the external gear of the gear shaft (722) meshes with the multi-stage gear set (8), and the mainspring (723) is sleeved on the gear shaft (722). 6 . The electronic scale powered by human power according to claim 1 , characterized in that: the force applying mechanism ( 7 ) is a push block type driving mechanism ( 73 ). 7. An electronic scale powered by human power according to claim 6, characterized in that: the push block type drive mechanism (73) includes a push block (731) arranged outside the scale body (1) and a push block (731) arranged on the The slide block (732) and the return spring (733) with the rack in the inner cavity (2) of the scale, the push block (731) is fixedly connected with the slide block (732), and the slide block (732) is aligned with the return spring in the sliding direction. The spring (733) leans against and the rack on the slider (732) meshes with the multi-stage gear set (8). 8. An electronic scale powered by human power according to claim 7, characterized in that: the push block type drive mechanism (73) also includes a chute (734), the slide block (732), reset The spring (733) is arranged in the chute (734). 9 . The electronic balance powered by human power generation according to claim 1 , characterized in that: the force applying mechanism ( 7 ) is a roller-type driving mechanism ( 74 ). 10. An electronic scale powered by human power according to claim 9, characterized in that: the roller-type driving mechanism (74) includes a roller (741) and a roller seat on which the roller (741) is installed (742), the central axis of the roller (741) is fixedly connected to the rotating shaft of the multi-stage gear set (8) in the axial direction or connected through gear transmission.