CN211087682U

CN211087682U - Small-size body hand generator

Info

Publication number: CN211087682U
Application number: CN201922386553.6U
Authority: CN
Inventors: 肖和宋
Original assignee: Shenzhen Weisheng Titanium Electronic Co ltd
Current assignee: Shenzhen Weisheng Titanium Electronic Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-07-24
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a small-size body hand generator, comprising a base plate, the upper surface of bottom plate is equipped with the electricity generation cradle, the electricity generation cradle includes gear, pivot, support, first belt pulley, carousel, crank, extension board, bull stick, coil, cover shell, magnet, second belt pulley, quarter butt and belt, two gear engagement connects, two the equal rigid coupling in outside surface center of gear has the pivot. This small-size body hand generator, through the cooperation between bottom plate and the electricity generation cradle, operating personnel holds the crank and rotates the carousel, carousel pivoted in-process can two gears carry out the opposite rotation of direction mutually, coil and cover shell can carry out the opposite rotation promptly, and then realized that magnet carries out the opposite rotation for pivoted coil, then can improve the efficiency that kinetic energy changes the electric energy, can reduce operating personnel's physical consumption, do benefit to teacher's teaching and student and observe the study.

Description

Small-size body hand generator

Technical Field

The utility model relates to an electromagnetic induction teaching technical field specifically is a small-size body hand generator.

Background

The principle of hand generator is really the electromagnetic induction principle, both the coil produces induced electromotive force in the middle of the rotatory magnetic field, basic structure subassembly in ordinary hand generator is exactly stator and rotor, the stator generally is the permanent magnet, the rotor is the coil, in middle school's physical teaching, can use small-size body hand generator as experimental apparatus, supply students to carry out the electromagnetic induction experiment, and teaching is at the in-process that uses with small-size body hand generator at present, magnet among the small-size body hand generator is fixed state, only the rotation of simple dependence coil carries out the electricity generation operation, wherein magnet can't carry out the opposite rotation for the pivoted coil, and then the efficiency of kinetic energy conversion electric energy is comparatively low down, it is great to operating personnel's physical consumption, be unfavorable for teacher's teaching and student to observe the study.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a small-size body hand generator to solve the in-process that the present teaching that proposes in the above-mentioned background art is using small-size body hand generator, magnet among the small-size body hand generator is the stationary state, only the rotation of the dependence coil of simple carries out the operation of generating electricity, wherein magnet can't carry out opposite rotation for the pivoted coil, and then the efficiency of kinetic energy conversion electric energy is comparatively low down, it is great to operating personnel's physical stamina consumption, be unfavorable for teacher's teaching and student to observe the study problem.

In order to achieve the above object, the utility model provides a following technical scheme: a small-sized hand-operated generator comprises a bottom plate, wherein a power generation cradle is arranged on the upper surface of the bottom plate;

the power generation cradle comprises a gear, a rotating shaft, a support, a first belt pulley, a turntable, a crank, a support plate, a rotating rod, a coil, a casing, a magnet, a second belt pulley, a short rod and a belt;

the two gears are meshed and connected, the centers of the outer side surfaces of the two gears are fixedly connected with a rotating shaft, the outer wall of the rotating shaft is rotatably sleeved with a support, the bottom end of the support is fixedly connected with a bottom plate, the end part of the outer wall of the rotating shaft is fixedly sleeved with a first belt pulley, the front end of the rotating shaft is fixedly connected with a turntable, the right side of the front surface of the turntable is fixedly connected with a crank, the two support plates are respectively and fixedly connected with the front end and the rear end of the left side of the upper surface of the bottom plate, a rotating rod is rotatably connected between the two support plates, the outer wall of the rotating rod is fixedly sleeved with a coil, the outer side of the coil is sleeved with a casing, the casing is rotatably connected with the rotating rod through a bearing, the left side and the right side of the inner wall of the casing are fixedly connected with magnets, the front side of the outer wall of the, and the second belt pulleys are respectively connected with the two first belt pulleys in a rotating way through belts.

Preferably, the outer diameter of the first pulley is 2.5 to 3 times the outer diameter of the second pulley.

Preferably, the outer wall of the crank is rotatably connected with a crank sleeve.

Preferably, a discharger is arranged on the rear side of the outer wall of the rotating rod;

the discharger comprises a metal cylinder, a supporting plate, a joint, a lead, a lamp holder and a bulb;

the utility model discloses a metal tube, including a metal tube, a rotating rod, a layer board, a lighting fixture, a bottom plate, a lamp holder, a bulb, a metal tube cover, the outer wall rear side at the rotating rod, the metal tube passes through the bearing and rotates with the rotating rod and link to each other, the fixed bed that has connect of outer wall of metal tube, the bed board links to each other with the bottom plate is fixed, the equal rigid coupling in both ends has the joint around the outer wall right side of metal tube, the right side of joint is connected with the wire, the right side rigid coupling of wire has the.

Preferably, a top plate is arranged above the upper surface of the bottom plate;

the top plate comprises a transparent plate, a vertical rod and a handle;

the transparent plate is located directly over the bottom plate, the equal rigid coupling in lower surface of transparent plate has the pole setting all around, the other end and the bottom plate of pole setting are fixed to be linked to each other, the upper surface center rigid coupling of transparent plate has the handle.

Preferably, a handle sleeve is fixedly sleeved on the outer wall of the handle.

Compared with the prior art, the beneficial effects of the utility model are that: this small-size body hand generator for traditional technique, has following advantage: through the cooperation between bottom plate and the electricity generation cradle, after small-size body hand generator placed stably, operating personnel held the crank and rotated the carousel, carousel pivoted in-process can two gears carry out the opposite rotation of direction mutually, and then the rotation opposite direction of two first belt pulleys, transmission through the belt can make the second belt pulley rotate, coil and cover shell can carry out the opposite rotation promptly, and then realized that magnet carries out opposite rotation for the pivoted coil, then can improve the efficiency of kinetic energy conversion electric energy, can reduce operating personnel's physical stamina consumption, do benefit to teacher's teaching and student and observe the study.

Through the cooperation between bottom plate, the electricity generation cradle and the discharger, the line in-process is felt to magnetism between two magnets of coil cutting, and the electric energy of production can pass through bull stick, metal cylinder, joint and wire and transmit for the bulb, can make the bulb send the light, can comparatively audio-visually demonstrate the kinetic energy conversion, does benefit to the student and understands the memory.

Through the cooperation between bottom plate and the roof, the transparent plate of roof top can play certain protection operation to the part of bottom plate upper surface, and holds the handle and can lift the removal with whole small-size body hand generator, is convenient for use of circulating between the classroom.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top partial cross-sectional view of FIG. 1;

FIG. 3 is a schematic view showing a connection structure of the rotary rod, the coil and the magnet of FIG. 2;

fig. 4 is a schematic view of a connection structure of the turntable, the gear and the first pulley of fig. 2.

In the figure: 1. the power generation cradle comprises a base plate, 2, a power generation cradle, 201, a gear, 202, a rotating shaft, 203, a support, 204, a first belt pulley, 205, a rotating disc, 206, a crank, 207, a support plate, 208, a rotating rod, 209, a coil, 210, a casing, 211, a magnet, 212, a second belt pulley, 213, a short rod, 214, a belt, 3, a discharger, 301, a metal cylinder, 302, a supporting plate, 303, a connector, 304, a lead, 305, a lamp holder, 306, a bulb, 4, a top plate, 401, a transparent plate, 402, a vertical rod, 403 and a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a small-sized hand-operated generator comprises a bottom plate 1, a generating cradle 2 is arranged on the upper surface of the bottom plate 1, the generating cradle 2 comprises gears 201, a rotating shaft 202, a support 203, a first belt pulley 204, a turntable 205, a crank 206, support plates 207, a rotating rod 208, a coil 209, a casing 210, a magnet 211, a second belt pulley 212, a short rod 213 and a belt 214, the two gears 201 are meshed and connected, the centers of the outer side surfaces of the two gears 201 are fixedly connected with the rotating shaft 202, the outer wall of the rotating shaft 202 is rotatably sleeved with the support 203, the rotating shaft 202 is fixedly connected with the support 203 through a ball bearing, the bottom end of the support 203 is fixedly connected with the bottom plate 1, the end of the outer wall of the rotating shaft 202 is fixedly sleeved with the first belt pulley 204, the front side end of the front end rotating shaft 202 is fixedly connected with the turntable 205, the crank 206 is fixedly connected to the right side of the front surface of the turntable 205, the two support plates 207 are, the rotating rod 208 is fixedly connected with the support plate 207 through a ball bearing, the outer wall of the rotating rod 208 is fixedly sleeved with a coil 209, the outer side of the coil 209 is sleeved with a sleeve 210, the sleeve 210 is rotatably connected with the rotating rod 208 through a bearing, the left side and the right side of the inner wall of the sleeve 210 are fixedly connected with magnets 211, the inner side surfaces of the two magnets 211 have opposite magnetic poles, the front side of the outer wall of the rotating rod 208 is sequentially sleeved with two second pulleys 212 from front to back, the front second pulley 212 is fixedly connected with the rotating rod 208, the rear second pulley 212 is in clearance fit with the rotating rod 208, the rear second pulley 212 is fixedly connected with the sleeve 210 through a short rod 213, the two second pulleys 212 are respectively rotatably connected with the two first pulleys 204 through belts 214, the outer diameter of the first pulley 204 is 2.5-3 times of the outer diameter of the second pulley 212, and the first pulley 204 can be accelerated and driven by the belts 214 when rotating, the efficient rotation of the first belt pulley 204 is facilitated, the outer wall of the crank 206 is rotatably connected with a crank sleeve, the crank sleeve is rotatably connected with the crank 206 through a ball bearing, and an operator can conveniently rotate the turntable 205 but not apply force to the crank 206.

The discharger 3 is arranged on the rear side of the outer wall of the rotating rod 208, the discharger 3 comprises a metal cylinder 301, a supporting plate 302, a connector 303, a conducting wire 304, a lamp holder 305 and a bulb 306, the metal cylinder 301 is sleeved on the rear side of the outer wall of the rotating rod 208, the metal cylinder 301 is rotatably connected with the rotating rod 208 through a bearing, the metal cylinder 301 is rotatably connected with the rotating rod 208 through a conducting slip ring bearing, the supporting plate 302 is fixedly sleeved on the outer wall of the metal cylinder 301, the supporting plate 302 is fixedly connected with the bottom plate 1, the front end and the rear end of the right side of the outer wall of the metal cylinder 301 are fixedly connected with the connector 303, the conducting wire 304 is connected to the right side of the connector 303, the lamp holder 305 is fixedly connected to the right side of the conducting wire 304, a part of the conducting wire 304 penetrates through the lamp holder 305 to be electrically connected with the bulb 306, when the coil 209 rotates to cut the magnetic induction line between the two magnets, the lamp holder 305 is fixedly connected with the base plate 1, and the left side and the right side of the upper surface of the lamp holder 305 are provided with bulbs 306.

Top of the upper surface of bottom plate 1 is equipped with roof 4, roof 4 includes transparent plate 401, pole setting 402 and handle 403, transparent plate 401 is located bottom plate 1 directly over, transparent plate 401 is the transparent plate that the PVC material was made, do not hinder external personnel to run through the details of bottom plate 1 upper surface through transparent plate 401, the lower surface of transparent plate 401 all around all rigid couplings have pole setting 402, the other end and the bottom plate 1 of pole setting 402 are fixed continuous, the upper surface center rigid coupling of transparent plate 401 has handle 403, the outer wall fixed cup of handle 403 has been cup jointed handle, make glove for the rubber material, certain toughness has, can increase the frictional force of handle 403 outer wall.

When the small-sized hand-operated generator is used, firstly, the bottom plate 1 is placed above a proper horizontal plane, then an operator holds the crank 206 to rotate the turntable 205, the right gear 201 can rotate in the rotation process of the turntable 205, the left gear 201 can simultaneously rotate due to the meshing relationship of the two gears 201, the rotation directions of the two gears 201 are opposite, the rotation directions of the two first pulleys 204 are opposite, the second pulley 212 can rotate through the transmission of the belt 214, namely, the coil 209 and the shell 210 can relatively rotate, so that the magnet 211 can oppositely rotate relative to the rotating coil 209, the coil 209 can cut magnetic induction lines between the two magnets 211, the generated electric energy can be transmitted to the bulb 306 through the rotating rod 208, the metal cylinder 301, the connector 303 and the conducting wire 304, and the bulb 306 can emit light, can comparatively audio-visually demonstrate the kinetic energy conversion, can improve the efficiency that kinetic energy changes electric energy then, can reduce operating personnel's physical stamina consumption, do benefit to teacher's teaching and student and observe the study.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small-size body hand generator, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is provided with a power generation cradle (2);

the power generation cradle (2) comprises a gear (201), a rotating shaft (202), a support (203), a first belt pulley (204), a turntable (205), a crank (206), a support plate (207), a rotating rod (208), a coil (209), a casing (210), a magnet (211), a second belt pulley (212), a short rod (213) and a belt (214);

two the gear (201) meshing connection, two equal rigid coupling in outside surface center of gear (201) has pivot (202), the outer wall of pivot (202) rotates and has cup jointed support (203), the bottom and bottom plate (1) of support (203) are fixed to link to each other, the outer wall end fixing of pivot (202) has cup jointed first belt pulley (204), the front end rigid coupling of pivot (202) has carousel (205), the front surface right side rigid coupling of carousel (205) has crank (206), two the extension board (207) rigid coupling is both ends around the upper surface left side of bottom plate (1) respectively, rotate between two the extension board (207) and be connected with bull stick (208), the outer wall fixing of bull stick (208) has cup jointed coil (209), the outside of coil (209) has cup jointed cover shell (210), cover shell (210) rotate with bull stick (208) through the bearing and link to each other, the equal rigid coupling in inner wall left and right sides of cover case (210) has magnet (211), two second belt pulleys (212) have been cup jointed from the front to the back in proper order to the outer wall front side of bull stick (208), the rear side second belt pulley (212) are fixed continuous with cover case (210) through quarter butt (213), two second belt pulley (212) all rotate continuously with two first belt pulleys (204) respectively through belt (214).

2. A small-sized hand-operated generator according to claim 1, characterized in that: the outer diameter of the first belt pulley (204) is 2.5-3 times of the outer diameter of the second belt pulley (212).

3. A small-sized hand-operated generator according to claim 1, characterized in that: the outer wall of the crank (206) is rotatably connected with a crank sleeve.

4. A small-sized hand-operated generator according to claim 1, characterized in that: a discharger (3) is arranged on the rear side of the outer wall of the rotating rod (208);

the discharger (3) comprises a metal cylinder (301), a supporting plate (302), a joint (303), a conducting wire (304), a lamp holder (305) and a bulb (306);

a metal cylinder (301) cup joints the outer wall rear side at bull stick (208), a metal cylinder (301) rotates with bull stick (208) through the bearing and links to each other, the outer wall of a metal cylinder (301) is fixed to have cup jointed layer board (302), layer board (302) are fixed continuous with bottom plate (1), the equal rigid coupling in both ends has joint (303) around the outer wall right side of a metal cylinder (301), the right side that connects (303) is connected with wire (304), the right side rigid coupling of wire (304) has lighting fixture (305), lighting fixture (305) are fixed continuous with bottom plate (1), bulb (306) are all installed to the upper surface left and right sides of lighting fixture (305).

5. A small-sized hand-operated generator according to claim 1, characterized in that: a top plate (4) is arranged above the upper surface of the bottom plate (1);

the top plate (4) comprises a transparent plate (401), a vertical rod (402) and a handle (403);

transparent plate (401) are located bottom plate (1) directly over, equal rigid coupling has pole setting (402) around the lower surface of transparent plate (401), the other end and bottom plate (1) of pole setting (402) are fixed continuous, the upper surface center rigid coupling of transparent plate (401) has handle (403).

6. A small-sized hand-operated generator according to claim 5, characterized in that: the outer wall of the handle (403) is fixedly sleeved with a handle sleeve.