CN212433204U - Speed measuring device and toy - Google Patents

Abstract

The utility model relates to a toy field discloses a speed sensor and toy. The speed measuring device comprises a driving component, a driven component and a display component, wherein when the driving component is configured to be connected with an object to be measured, the object to be measured can drive the driving component to rotate, and at least one magnetic component is arranged on the driving component; the driven assembly is arranged corresponding to the driving assembly, the driven assembly is arranged in the magnetic field action range of the magnetic part, the driven assembly is a non-magnetic conductor, and the driving assembly and the driven assembly rotate relatively to form electromagnetic induction so as to drive the driven assembly to rotate; the display component is in transmission connection with the driven component and is used for displaying the rotating speed or the rotating kinetic energy of the object to be detected. The toy comprises the speed measuring device. The utility model discloses a simple mechanical structure reflects the rotational speed or the rotation kinetic energy of testee, simple structure, and the playing method is novel, and is with low costs, and the display effect is directly perceived, and is interesting strong.

Description

Speed measuring device and toy

Technical Field

The utility model relates to a toy field especially relates to a speed sensor and toy.

Background

The existing toy speed measuring device basically detects the rotating speed of a rotating part of a toy through an electric signal, and displays the rotating speed of the toy through a display device, the toy speed measuring device generally needs a battery, a sensor, an IC (integrated circuit) chip and a display device, the structure is complex, the cost is high, the display effect is not visual enough, and the toy speed measuring device is not interesting.

SUMMERY OF THE UTILITY MODEL

Based on the above problem, an object of the utility model is to provide a speed sensor and toy, it is with low costs, the display effect is directly perceived.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a speed measuring device comprising:

the device comprises an active component, a magnetic component and a magnetic component, wherein when the active component is configured to be connected with an object to be detected, the object to be detected can drive the active component to rotate, and at least one magnetic part is arranged on the active component;

the driven assembly is arranged in a magnetic field action range of the magnetic part and is a non-magnetic conductor, and the relative rotation between the driving assembly and the driven assembly can form electromagnetic induction so as to drive the driven assembly to rotate;

and the display component is in transmission connection with the driven component and is used for displaying the rotating speed or the rotating kinetic energy of the object to be detected.

As the utility model discloses a speed sensor's preferred scheme, display module includes pointer and digital disc, the pointer with driven subassembly is connected, the digital disc is provided with a plurality of digital signs along circumference, the pointer can driven subassembly drive down and rotate, in order to point to digital sign.

As the utility model discloses a speed sensor's preferred scheme, the display module is including sheltering from piece and colour bar, shelter from the piece with driven subassembly is connected, shelter from the piece can driven subassembly drive down and rotate to the part exposes or all exposes the colour bar.

As the utility model discloses a speed sensor's preferred scheme, the display module includes the colour lump and dodges the groove, the colour lump with driven subassembly connects, the colour lump can driven subassembly drive down and rotate to partly cover or whole covers dodge the groove.

As the utility model discloses a speed sensor's preferred scheme, the display module includes that the light source triggers subassembly and display panel, the display panel with driven subassembly is connected, the display panel is provided with a plurality of light sources, the display panel can the drive of driven subassembly is down and rotate, so that the light source triggers the subassembly part to light or all lights the light source.

As the utility model discloses a speed sensor's preferred scheme, driven subassembly still includes clockwork spring, clockwork spring is used for reseing display module.

As the utility model discloses a speed sensor's preferred scheme, the initiative subassembly includes the initiative carousel, the initiative carousel with the object that awaits measuring connects, the magnetic part sets up on the initiative carousel.

As the utility model discloses a speed sensor's preferred scheme, driven subassembly is including setting up the driven turntable of initiative carousel top, driven turntable with display module connects.

As the utility model discloses a speed sensor's preferred scheme, speed sensor is still including setting up the base of initiative carousel below.

A toy comprises the speed measuring device, and the speed measuring device is fixedly or detachably connected to the toy.

The utility model has the advantages that:

the utility model provides a speed sensor and toy, when testing the speed, because the initiative subassembly is connected with the object that awaits measuring, it rotates to drive the initiative subassembly through the object that awaits measuring (for example, the axis of rotation of toy), be equipped with at least one magnetic part on the initiative subassembly, the magnetic part rotation on it is driven to the pivoted initiative subassembly, form the constantly changing magnetic field, driven subassembly sets up in the magnetic field application scope of magnetic part, because driven subassembly is the non-magnetic conductor, based on the electromagnetic induction principle, driven subassembly produces the response electromotive force and forms the electromagnetic field in the constantly changing magnetic field, through the continuous interact of magnetic field and electromagnetic field, the initiative subassembly passes through electromagnetic induction and drives driven subassembly and rotate, because display module is connected with the driven subassembly transmission, can show the rotational speed or the rotation kinetic energy of the object that awaits measuring through display. The utility model provides a speed sensor and toy reflects the rotational speed or the rotation kinetic energy of testee through simple mechanical structure, simple structure, and the playing method is novel, and is with low costs, and the display effect is directly perceived, and is interesting strong.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a speed measuring device (a display module has a first structure) according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a speed measuring device (a display module has a first structure) according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a speed measuring device (a display module has a second structure) according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of a speed measuring device (a display module has a second structure) according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a speed measuring device (a display module has a third structure) according to an embodiment of the present invention;

fig. 6 is a schematic cross-sectional view of a speed measuring device (a display module has a third structure) according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a speed measuring device (a display module has a fourth structure) according to an embodiment of the present invention;

fig. 8 is a schematic cross-sectional view of a speed measuring device (a display module has a fourth structure) according to an embodiment of the present invention;

fig. 9 is a schematic structural view of the speed measuring device installed on the object to be measured according to the embodiment of the present invention.

In the figure:

1-an active component; 2-a driven assembly; 3-a display component; 4-a base; 5-a protective cover;

11-a first magnetic member; 12-a second magnetic element; 13-an active turntable;

21-a driven turntable; 22-a spring;

31-a pointer; 32-digital disk; 321-a numerical identifier; 322-a first stop;

33-a shielding sheet; 34-color bar; 341-color bar disk; 342-a second stop;

35-color block; 36-avoidance groove; 361-avoidance disc;

37-a light source triggering component; 371-power panel; 38-display disc; 381-a light source;

100-the object to be measured.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 9, the present embodiment provides a speed measuring device, which includes a driving component 1, a driven component 2, and a display component 3. When the driving component 1 is configured to be connected with the object 100 to be measured, the object 100 to be measured can drive the driving component 1 to rotate, and at least one magnetic part is arranged on the driving component 1. Driven subassembly 2 corresponds the setting with driving assembly 1, and driven subassembly 2 sets up in the magnetic field effect scope of magnetic part, and driven subassembly 2 is the non-magnetic conductor, and the relative rotation between driving assembly 1 and the driven subassembly 2 can form electromagnetic induction to it is rotatory to drive driven subassembly 2. The display component 3 is in transmission connection with the driven component 2 and is used for displaying the rotating speed or the rotating kinetic energy of the object 100 to be measured.

When measuring the speed, because the initiative subassembly 1 is connected with the object 100 that awaits measuring, drive initiative subassembly 1 through the object 100 that awaits measuring (can be the toy) and rotate, be equipped with at least one magnetic part on the initiative subassembly 1, the magnetic part rotation on the pivoted initiative subassembly 1 drive is formed the constantly changing magnetic field. Driven subassembly 2 sets up in the magnetic field application range of magnetic part, because driven subassembly 2 can be for nonmagnetic conductor such as aluminium, based on the electromagnetic induction principle, driven subassembly 2 produces the induced electromotive force and forms the electromagnetic field in the magnetic field of continuous change, and through the continuous interact of magnetic field and electromagnetic field, initiative subassembly 1 passes through electromagnetic induction and drives driven subassembly 2 and rotate. Because the display component 3 is in transmission connection with the driven component 2, the corresponding rotating speed or rotating kinetic energy of the object 100 to be measured can be displayed through the display component 3. The rotating speed or the rotating kinetic energy of the measured object is reflected through a simple mechanical structure, the structure is simple, the playing method is novel, the cost is low, the display effect is visual, and the interestingness is strong.

As shown in fig. 2, in the embodiment, the driving component 1 is provided with a first magnetic component 11 and a second magnetic component 12 with opposite magnetism, and the rotating driving component 1 drives the first magnetic component 11 and the second magnetic component 12 thereon to rotate, so as to form a constantly changing magnetic field. Of course, in other embodiments, one or more magnetic members may be provided, and the magnetic direction and the magnetic strength of the magnetic member are not limited herein, so as to ensure that the rotating driving assembly 1 drives the magnetic member thereon to generate a continuously changing magnetic field.

Optionally, as shown in fig. 2, the driving assembly 1 includes a driving turntable 13, the driving turntable 13 is connected to the object 100 to be measured, and the first magnetic member 11 and the second magnetic member 12 are symmetrically disposed at two radial ends of the driving turntable 13. Through setting up first magnetism spare 11 and second magnetism spare 12 symmetry in the radial both ends of initiative carousel 13, enlarged the magnetic field scope that first magnetism spare 11 and second magnetism spare 12 produced, simultaneously, the first magnetism spare 11 and the 12 rotational speeds of second magnetism spare at radial both ends are great, have realized the quick change in magnetic field, are convenient for from the electromotive force of subassembly 2 production. In this embodiment, the center of the driving turntable 13 is provided with a key slot, the object 100 to be measured can be a rotating shaft of a toy, and the rotating shaft is matched with the key slot at the center of the driving turntable 13 through a key block, so that the rotating shaft drives the driving turntable 13 to rotate. Two accommodating grooves are formed at two radial ends of the driving rotary disc 13 and used for accommodating the first magnetic part 11 and the second magnetic part 12.

Optionally, the speed measuring device further includes a base 4 disposed below the driving turntable 13, the base 4 is rotatably connected to the driving turntable 13, the driving component 1 and the driven component 2 are disposed in the base 4, and the base 4 plays a role in protecting internal components thereof. The base 4 may be integrally formed with the object 100 to be measured, or may be connected to the object 100 to be measured by means of clamping, bolting, or the like. In this embodiment, base 4 can be dismantled with the object 100 that awaits measuring and be connected, and speed sensor passes through base 4 to be connected on the object 100 that awaits measuring, forms accommodation space between base 4 and the display module 3, and initiative subassembly 1 and driven subassembly 2 interval set up in accommodation space.

Optionally, driven assembly 2 includes a driven turntable 21 disposed above driving turntable 13, driven turntable 21 being coupled to display assembly 3. In this embodiment, driven turntable 21 and display module 3 can pass through the screw connection, and driven turntable 21 is the non-magnetic conductor, can produce induced electromotive force and form the electromagnetic field in the constantly changing magnetic field, and through the continuous interact of magnetic field and electromagnetic field, initiative subassembly 1 passes through electromagnetic induction and drives driven turntable 21 and rotate.

Optionally, driven assembly 2 further comprises a clockwork spring 22, clockwork spring 22 being used to reset display assembly 3. When the driven turntable 21 rotates, the torque of the driven turntable is balanced with the torque of the clockwork spring 22, the display module 3 is driven to deflect by a certain angle, and the corresponding rotating speed or rotating kinetic energy of the object 100 to be measured is obtained according to the deflection angle. When the rotating speed of the object 100 to be measured is larger, the rotating speed of the driving component 1 is larger, the electromagnetic induction effect between the driving component 1 and the driven turntable 21 is stronger, and the deflection angle of the driven turntable 21 is larger. When the object 100 to be measured stops rotating, the electromagnetic induction between the rotating assembly and the driven turntable 21 disappears, and the driven turntable 21 and the display assembly 3 are reset to the initial position under the torque of the clockwork spring 22. In this embodiment, the driven turntable 21 is provided at the center thereof with an installation groove and a guide post, and the clockwork spring 22 is located in the installation groove and sleeved on the guide post.

Alternatively, as shown in fig. 1 and 2, the display assembly 3 includes a pointer 31 and a number plate 32, the pointer 31 is connected to the driven assembly 2, the number plate 32 is provided with a plurality of number marks 321 along a circumferential direction, and the pointer 31 can be rotated by the driven assembly 2 to point at the number marks 321. The pointer 31 is in transmission connection with a guide post on the driven turntable 21 through a key slot, the number plate 32 is covered on the base 4, and the guide post of the driven turntable 21 penetrates through the center of the number plate 32.

When the driven turntable 21 rotates, the pointer 31 is driven to rotate, the digital disc 32 is fixed, the pointer 31 deflects by a certain angle to point to a certain digital mark 321 on the digital disc 32, and the corresponding rotating speed or rotating kinetic energy of the object 100 to be detected can be visually checked by identifying the digital mark 321.

In this embodiment, one end of the spiral spring 22 is fixed to the digital plate 32, the other end is fixed to the driven rotary plate 21, the torque of the spiral spring 22 needs to be overcome when the driven rotary plate 21 rotates, when the driving rotary plate 13 rotates at a slower speed, the torque of the spiral spring 22 cannot be overcome when the driven rotary plate 21 rotates, and at this time, the pointer 31 does not deflect; when the driving dial 13 rotates faster, the pointer 31 starts to deflect until the driven dial 21 overcomes the torque of the spring 22. The digital disc 32 is provided with a first stop block 322, when the rotation speed of the driving rotary disc 13 gradually slows down, the clockwork spring 22 resets the driven rotary disc 21 and the pointer 31, and the pointer 31 can be abutted against the first stop block 322 and reset to an initial zero position.

Alternatively, as shown in fig. 3 and 4, the display assembly 3 includes a shielding sheet 33 and a color bar 34, the shielding sheet 33 is connected to the driven assembly 2, and the shielding sheet 33 can be driven by the driven assembly 2 to rotate to partially expose or completely expose the color bar 34. The shielding plate 33 may be semicircular, the color bar 34 may be semicircular, and the color bar 34 is disposed on the color bar disk 341. The shielding piece 33 is in transmission connection with the guide post on the driven turntable 21 through a key slot, the color bar disc 341 is covered on the base 4, and the guide post of the driven turntable 21 penetrates through the center of the color bar disc 341.

When the driven turntable 21 rotates, the shielding plate 33 is driven to rotate, the color bar disc 341 is fixed, the shielding plate 33 deflects by a certain angle to expose a part or all of the color bars 34 on the color bar disc 341, and the corresponding rotating speed or rotating kinetic energy of the object 100 to be detected can be visually checked by identifying the size of the exposed part of the color bars 34.

In this embodiment, one end of the clockwork spring 22 is fixed to the color bar disc 341, the other end is fixed to the driven rotary disc 21, the torque of the clockwork spring 22 needs to be overcome when the driven rotary disc 21 rotates, and when the rotation speed of the driving rotary disc 13 is slow, the torque of the clockwork spring 22 cannot be overcome when the driven rotary disc 21 rotates, and at this time, the color bar 34 on the color bar disc 341 is completely shielded by the shielding plate 33; when the driving rotary disk 13 rotates faster, the shutter 33 begins to deflect and gradually exposes the color bar 34 until the driven rotary disk 21 overcomes the torque of the spring 22. The color bar disk 341 is provided with a second stop block 342, when the rotation speed of the driving rotary disk 13 gradually slows down, the clockwork spring 22 resets the driven rotary disk 21 and the shielding piece 33, the shielding piece 33 can be attached to the second stop block 342 and reset to the initial position, and the shielding piece 33 at the initial position completely shields the color bar 34 on the color bar disk 341.

Alternatively, as shown in fig. 5 and fig. 6, the display assembly 3 includes a color block 35 and an avoiding groove 36, the color block 35 is connected to the driven assembly 2, and the color block 35 can be driven by the driven assembly 2 to rotate so as to partially or completely cover the avoiding groove 36. The color lump 35 can be semicircular, the color lump 35 is in transmission connection with a guide post on the driven turntable 21 through a key slot, the avoiding groove 36 can be semicircular, the avoiding groove 36 is arranged on the avoiding disc 361, the avoiding disc 361 is arranged on the base 4 in a covering mode, and the guide post of the driven turntable 21 penetrates through the center of the color bar disc 341.

When the driven turntable 21 rotates, the color block 35 is driven to rotate, the avoiding disc 361 is fixed, the color block 35 deflects for a certain angle, and the avoiding groove 36 on the avoiding disc 361 is partially covered or completely covered, namely, a part of the color block 35 is exposed from the avoiding groove 36, and the corresponding rotating speed or the rotating kinetic energy of the object 100 to be detected can be visually checked by identifying the size of the part of the color block 35 exposed out of the avoiding groove 36.

Alternatively, as shown in fig. 7 and 8, the display assembly 3 includes a light source triggering assembly 37 and a display disc 38, the display disc 38 is connected to the driven assembly 2, the display disc 38 is provided with a plurality of light sources 381, and the display disc 38 can be driven by the driven assembly 2 to rotate, so that the light source triggering assembly 37 partially or completely lights the light sources 381. The light source triggering assembly 37 comprises an arc-shaped positive contact piece and an arc-shaped negative contact piece which are arranged at intervals, a positive terminal used for triggering and lighting the light source 381 is arranged on the positive contact piece, a negative terminal used for triggering and lighting the light source 381 is arranged on the negative contact piece, the light source triggering assembly 37 is arranged on the power panel 371, the power panel 371 is covered on the base 4, and a guide column of the driven turntable 21 penetrates through the center of the power panel 371. The display panel 38 may be a semicircle, the display panel 38 is in transmission connection with the guide posts on the driven turntable 21 through key slots, the plurality of light sources 381 may be uniformly distributed along the circumference of the display panel 38, and the light sources 381 may be LED lamps.

When the driven turntable 21 rotates, the display disc 38 is driven to rotate, the power disc 371 is fixed, and the display disc 38 deflects for a certain angle, so that the light source triggering assembly 37 on the power disc 371 partially lights or completely lights the light sources 381 on the display disc 38, and the corresponding rotating speed or rotating kinetic energy of the object 100 to be detected can be visually checked by identifying the lighting quantity of the light sources 381.

As shown in fig. 9, the speed measuring device further includes a protective cover 5 disposed on the base 4, the protective cover 5 is used for protecting the display module 3, the protective cover 5 may be made of a transparent material or a semitransparent material, or the protective cover 5 may be hollowed out, so that a player can conveniently view the display module 3 visually.

This embodiment still provides a toy, this toy includes foretell speed sensor, the toy can be the top toy, speed sensor can fix the setting on the transmitter of top toy, perhaps speed sensor detachably sets up on the transmitter of top toy, look over the corresponding rotational speed of top body or rotate kinetic energy when making things convenient for the player to launch the top body, reflect the rotational speed or the rotation kinetic energy of top toy through simple mechanical structure, moreover, the steam generator is simple in structure, the method of playing is novel, and is with low costs, the display effect is directly perceived, and is of great interest.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. A speed measuring device, comprising:

the device comprises an active component, a magnetic component and a magnetic component, wherein when the active component is configured to be connected with an object to be detected, the object to be detected can drive the active component to rotate, and at least one magnetic part is arranged on the active component;

the driven assembly is arranged in a magnetic field action range of the magnetic part and is a non-magnetic conductor, and the relative rotation between the driving assembly and the driven assembly can form electromagnetic induction so as to drive the driven assembly to rotate;

and the display component is in transmission connection with the driven component and is used for displaying the rotating speed or the rotating kinetic energy of the object to be detected.

2. A device according to claim 1, wherein said display assembly comprises a pointer and a number plate, said pointer is connected to said driven assembly, said number plate is provided with a plurality of number marks along the circumferential direction, said pointer can be driven by said driven assembly to rotate so as to point to said number marks.

3. The device according to claim 1, wherein the display module comprises a shielding plate and a color bar, the shielding plate is connected to the driven module, and the shielding plate can be driven by the driven module to rotate so as to partially or completely expose the color bar.

4. The device according to claim 1, wherein the display module includes a color block and an avoiding groove, the color block is connected to the driven module, and the color block can be driven by the driven module to rotate so as to partially or completely cover the avoiding groove.

5. The speed measuring device according to claim 1, wherein the display module comprises a light source triggering module and a display panel, the display panel is connected to the driven module, the display panel is provided with a plurality of light sources, and the display panel can be driven by the driven module to rotate so as to enable the light source triggering module to partially or completely light the light sources.

6. A speed measurement device according to any one of claims 2 to 5 wherein the driven assembly further includes a clockwork spring for resetting the display assembly.

7. A device according to claim 6, wherein said active component comprises an active turntable, said active turntable is connected to said object to be tested, and said magnetic member is disposed on said active turntable.

8. A speed measuring device according to claim 7 wherein said driven assembly includes a driven turntable disposed above said drive turntable, said driven turntable being connected to said display assembly.

9. A device as claimed in claim 7, further comprising a base disposed below the active turntable.

10. A toy comprising a tachometer means according to any one of claims 1 to 9, the tachometer means being fixedly or removably attached to the toy.

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