CN212570126U - Hand shell of generator and simulation experiment equipment - Google Patents

Abstract

The utility model discloses a hand shell of generator relates to teaching demonstration instrument technical field, include: the hand shell of this generator can pair the use with the motor base, and the installation is simple, conveniently carries with the first connecting piece of setting in the casing bottom, first connecting piece and motor base cooperation joint. The utility model also discloses a simulation experiment equipment, it includes the hand shell of generator and pairs the motor base of using with the hand shell of generator to the motor base is provided with the second connecting piece with first connecting piece cooperation joint, can demonstrate the generator principle and can demonstrate the motor principle again, simple to operate, and reliable operation can unpack the hand shell of generator and motor base apart when not using and place, reduces and deposits the volume.

Description

Hand shell of generator and simulation experiment equipment

Technical Field

The utility model relates to a teaching demonstration instrument technical field especially relates to a hand shell of generator and simulation experiment equipment.

Background

At present, the basic principle of the middle school physics teaching for the motor and the generator is to explain students based on the text content and the graphic display on books, because the electromagnetism is relatively abstract physical knowledge, how to convert the electric energy and the mechanical energy, and the physical knowledge can not enable the students to quickly understand and master the knowledge only through the explanation of the text and the graphic, so a teacher needs to perform an experiment by means of a demonstration teaching aid, thereby developing teaching work more effectively and helping the students to master the knowledge content as soon as possible. Among the present demonstration teaching aid, generator and motor all are as two independent demonstration teaching aids, need prepare the demonstration teaching aid of motor and generator respectively during the experiment, have brought the installation and have dismantled a great deal of inconvenience such as the step is loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a hand shell of a generator which can be paired with a motor base for use, and the hand shell is simple to install and convenient to carry.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

a generator hand crank shell comprising:

a housing;

the first connecting piece is arranged at the bottom of the shell and is matched and clamped with the motor base;

the generator hand shell is internally provided with a gear set linked with a rotor on the motor base, and the gear set is provided with a hand handle for driving the rotor to rotate.

Further, first connecting piece is the slider, the slider along its extending direction with spout on the motor base slides and the joint.

Further, the slide blocks are two L-shaped slide blocks which are symmetrically arranged.

Furthermore, the sliding block is provided with a groove which is matched and clamped with the bulge on the sliding groove.

The utility model discloses a second aim at provides a simulation experiment equipment that can demonstrate the generator principle and can demonstrate the motor principle again, simple structure, simple to operate.

The second purpose of the utility model is realized by adopting the following technical scheme:

a simulation experiment device comprises a generator hand-cranking shell and a motor base matched with the generator hand-cranking shell, wherein the generator hand-cranking shell is one of the purposes of the invention, and the motor base is provided with a second connecting piece matched and clamped with the first connecting piece.

Further, the first connecting piece is a sliding block, the second connecting piece is a sliding groove, and the sliding block slides and is clamped with the sliding groove.

Further, the slider is set to two L shape sliders that the symmetry set up, the spout both sides are equipped with two side grooves of symmetry, two L shape slider with two the side groove slides and the joint.

Further, the bottom of the sliding groove is provided with a protrusion, the sliding block is provided with a groove, and the protrusion is matched and clamped with the groove.

Further, still including install in rotor on the motor base, install in the permanent magnet of rotor both sides, and install in the interior gear train of the hand shell of generator, just the gear train with the rotor linkage sets up.

Further, be provided with the mounting groove on the motor base, the mounting groove including the symmetry set up the first slot in rotor both sides and by the second slot that first slot outwards extended the formation, the permanent magnet includes cubic permanent magnet and U type permanent magnet, cubic permanent magnet is installed in the second slot, the both ends branch of U type permanent magnet is inserted and is established in the first slot or the second slot of both sides.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses pair the shell of the hand portion of generator with motor base and use, can demonstrate the generator principle and can demonstrate the motor principle again, simple structure, simple to operate, the reliable operation, and can unpack the hand shell of generator and motor base apart when not using and place, conveniently carry.

Drawings

FIG. 1 is a schematic structural diagram of a hand-cranking housing of a generator according to the first embodiment;

FIG. 2 is a schematic structural diagram of a first connecting member according to an embodiment;

FIG. 3 is a schematic structural diagram of a simulation test apparatus according to the second embodiment;

fig. 4 is a schematic structural view of a motor base according to the second embodiment.

In the figure: 1. the generator is used for shaking the shell by hand; 2. a motor base; 10. a housing; 20. a first connecting member; 22. A groove; 30. a second connecting member; 32. a side groove; 33. a protrusion; 40. a rotor; 41. a commutator; 50. A gear set; 51. a driving gear; 52. a double-layer transmission gear; 60. mounting grooves; 61. a first slot; 62. a second slot; 70. a driven gear; 80. a hand-cranking handle; 90. an electric brush; 100. a binding post; 110. And (4) a column.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, and it is to be understood that the following description of the present invention is made only by way of illustration and not by way of limitation with reference to the accompanying drawings. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

Example one

This embodiment provides a hand shell 1 of generator, can demonstrate the generator principle and can demonstrate the motor principle again when aiming at using with 2 cooperation joints of motor base, simple structure, simple to operate, and can unpack apart again when not using and deposit and carry, be convenient for to the management of equipment.

Referring to fig. 1, the generator hand shell 1 includes a housing 10 and a first connector 20, the first connector 20 is disposed at the bottom of the housing 10 and is engaged with the motor base 2 to limit the generator hand shell 1 from moving. When demonstrating the generator principle, with the hand shell 1 of generator and the cooperation joint of motor base 2, have the gear train 50 with the rotor 40 linkage on the motor base 2 in the hand shell 1 of generator, have on the gear train 50 and can drive rotor 40 pivoted hand handle 80, rotate hand handle 80 and can drive rotor 40 and rotate.

Referring to fig. 2, the first connecting member 20 may be a sliding block, and the sliding block slides and is clamped with the sliding groove on the motor base 2 along the extending direction of the sliding block. As an alternative solution, the first connecting member 20 may also be a roller and slide and snap with a sliding groove on the motor base 2.

In this embodiment, the slider is established to two L shape sliders that the symmetry set up, towards the outside of the hand shell 1 of generator, stable in structure, and the installation is simple. As an alternative solution, the sliding block may also be a single inverted T-shaped sliding block, and the L-shaped sliding block may also be oriented toward the inside of the generator hand cranking shell 1.

As optional technical scheme, be equipped with on the slider with the spout on protruding 33 cooperation joint the recess 22, can restrict the hand shell 1 of generator and remove along slider extending direction, make the hand shell 1 of generator steady ann change on motor base 2, reliable operation.

Example two

This embodiment provides a simulation test equipment, can pair the joint with hand shell 1 of generator and motor base 2 when aiming at needs demonstration generator principle and motor principle, simple to operate, stable in structure, and can unpack apart when not using and place, save storage space.

Referring to fig. 3, the simulation experiment equipment includes the generator hand shell 1 of the first embodiment and the motor base 2 used in cooperation with the generator hand shell, and the motor base 2 is provided with the second connecting piece 30 engaged with the first connecting piece 20 to limit the generator hand shell 1 from moving.

In this embodiment, the first connecting member 20 is a sliding block, the second connecting member 30 is a sliding groove, and the sliding block slides and is clamped with the sliding groove, so that the installation is convenient. As an optional technical solution, the first connecting piece 20 and the second connecting piece 30 are a sliding chute and a sliding block which are in matched clamping connection, or the first connecting piece 20 and the second connecting piece 30 are a roller and a sliding chute which are in matched clamping connection.

Referring to fig. 3, in the embodiment, the sliding blocks are two L-shaped sliding blocks symmetrically arranged, two sides of the sliding groove are provided with two symmetrical side grooves 32, and the two L-shaped sliding blocks are slidably and snap-connected with the two side grooves 32, so that the installation is simple. As an optional technical scheme, the sliding block is a single inverted T-shaped sliding block, and two symmetrical side grooves 32 are arranged on two sides of the sliding groove in a sliding and clamping mode.

In this embodiment, the spout bottom is equipped with arch 33, is provided with recess 22 on the slider, and arch 33 and recess 22 cooperation joint to the hand shell 1 of restriction generator removes along slider extending direction, makes the hand shell 1 of generator steady ann change on motor base 2, reliable operation. As the optional technical scheme, the bottom of the sliding groove is provided with a groove 22, and the sliding block is provided with a bulge 33 which is matched and clamped with the groove 22.

As shown in fig. 3, the simulation test apparatus further includes a rotor 40 mounted on the motor base 2, the rotor 40 includes a coil therein, permanent magnets mounted on both sides of the rotor 40, and a gear set 50 mounted in the generator hand-shaking housing 1, and the gear set 50 is coupled with the rotor 40. Preferably, the front wall of the housing 10 of the generator hand-cranking shell 1 is provided with a mounting hole, one end of the rotor 40 is detachably provided with a driven gear 70, the driven gear 70 penetrates into the housing 10 from the mounting hole and is meshed with the gear set 50, and the housing 10 forms a cavity capable of accommodating the gear set 50 and the driven gear 70. When carrying out electromagnetism teaching demonstration, with the hand shell 1 of generator and the cooperation joint of motor base 2, hand handle 80 on the rotating gear group 50 drive gear group 50 and rotate, and then drive driven gear 70 and rotate with linkage rotor 40.

Preferably, the gear set 50 includes a driving gear 51 and a plurality of sets of double-layer transmission gears 52, the driving gear 51 is provided with a hand crank 80 for driving the driving gear 51 to rotate, the double-layer transmission gears 52 near the front wall of the housing 10 are meshed with the driven gear 70, and the driven gear 70 is driven to rotate when the hand crank 80 rotates. The plurality of sets of double-layer transmission gears 52 are sequentially stacked from the front side to the rear side, so that the volume of the housing 10 can be reduced.

Preferably, motor base 2 is provided with mounting groove 60, and mounting groove 60 includes first slot 61 that the symmetry set up in rotor 40 both sides and by the outside second slot 62 that extends formation of first slot 61, and the permanent magnet includes cubic permanent magnet and U type permanent magnet, and cubic permanent magnet is installed in second slot 62, and the both ends part of U type permanent magnet is inserted and is established in the first slot 61 or the second slot 62 of both sides. The mounting slot 60 is positioned such that the rotor 40 is just within the magnetic field of the permanent magnets after the permanent magnets are mounted in the mounting slot 60.

Preferably, the motor base 2 is provided with brushes 90 contacting with the commutator 41 of the rotor 40, a pair of terminals 100 electrically connected to the brushes 90, and a pair of posts 110 integrally formed, and the rotor 40 is rotatably provided on the motor base 2 via the posts 110. The terminal 100 is detachably provided on the motor base 2 for electrical connection with an external device such as a bulb, a battery, or the like.

Preferably, the end of the rotor 40 near the terminal 100 is further provided with fan blades to facilitate visual observation of the rotation speed of the rotor 40.

When utilizing this analogue test equipment to carry out the motor experiment, earlier a pair of terminal 100 through external power source circular telegram, and form the circuit return circuit through rotor 40, make rotor 40 can be at the magnetic field within range internal rotation that the permanent magnet formed, thereby realize the demonstration experiment of motor, when the generator experiment is carried out to needs, with the hand shell 1 joint of generator on motor base 2, make hand handle 80's mechanical energy link up rotor 40 through gear train 50 transmission to rotor 40 and rotate, let rotor 40 can be cutting magnetic induction line motion in the magnetic field, thereby convert mechanical energy into the electric energy, and connect the small bulb on a pair of terminal 100 and be used for observing the electricity generation condition. By utilizing reversibility principles of the generator and the motor, the generator principle and the motor principle demonstration can share the same rotor 40 and the permanent magnet, and the simulation tester can respectively perform demonstration experiments on the generator and the motor.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. A hand shell of generator, its characterized in that includes:

a housing;

the first connecting piece is arranged at the bottom of the shell and is matched and clamped with the motor base;

the generator hand shell is internally provided with a gear set linked with a rotor on the motor base, and the gear set is provided with a hand handle for driving the rotor to rotate.

2. The hand cranking housing of the generator as defined in claim 1, wherein the first connector is a sliding block which slides and is engaged with a sliding groove on the motor base along an extending direction of the sliding block.

3. The generator hand crank shell of claim 2, wherein the slider is provided as two L-shaped sliders arranged symmetrically.

4. The hand shell of generator as claimed in claim 2, wherein the sliding block is provided with a groove for engaging with the protrusion of the sliding groove.

5. Simulation experiment equipment, characterized by comprising the generator hand shell according to claim 1 and a motor base matched with the generator hand shell, wherein the motor base is provided with a second connecting piece matched and clamped with the first connecting piece.

6. A simulation test apparatus according to claim 5, wherein the first connecting member is a slide block, the second connecting member is a slide groove, and the slide block slides and engages with the slide groove.

7. A simulation experiment apparatus according to claim 6, wherein the slide blocks are provided as two L-shaped slide blocks which are symmetrically arranged, two side grooves which are symmetrically arranged are arranged at two sides of the slide groove, and the two L-shaped slide blocks slide and are clamped with the two side grooves.

8. A simulation experiment apparatus according to claim 7, wherein a protrusion is provided at the bottom of the sliding groove, a groove is provided on the sliding block, and the protrusion is engaged with the groove.

9. The simulation experiment apparatus as claimed in claim 5, further comprising a rotor mounted on the motor base, permanent magnets mounted on both sides of the rotor, and a gear set mounted in the hand-shaking housing of the generator, wherein the gear set is linked with the rotor.

10. A simulation experiment apparatus according to claim 9, wherein the motor base is provided with mounting grooves, the mounting grooves include first slots symmetrically disposed on both sides of the rotor and second slots formed by the first slots extending outward, the permanent magnets include block-shaped permanent magnets and U-shaped permanent magnets, the block-shaped permanent magnets are mounted in the second slots, and both end portions of the U-shaped permanent magnets are respectively inserted into the first slots or the second slots on both sides.

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