CN209333198U - It is a kind of with the children's electric toy car for automatically powering off protection - Google Patents

Abstract

The utility model discloses a kind of with the children's electric toy car for automatically powering off protection, including bottom plate, the front and rear sides of the lower surface of base plate are equipped with shaft, the left and right ends of two shafts are mounted on runner, the shaft of rear side is mounted on the rear side of lower surface of base plate by bearing block mounting rack, second gear is installed in the shaft of rear side, the position that plate upper surface corresponds to second gear is equipped with perforation, second gear and first gear engagement, the lower end of first gear is located in perforation, when children, which pick up this, has the children's electric toy car for automatically powering off protection, upper limit position block and first stroke switch contact, when single-chip microcontroller detects that upper limit position block moves down by first stroke switch, single-chip microcontroller control servo motor stops working to guarantee the safety of children；Arc air bag and collision detecting device composition damping device improve this crashworthiness with the children's electric toy car for automatically powering off protection.

Description

It is a kind of with the children's electric toy car for automatically powering off protection

Technical field

It is specially a kind of with the children's electricity consumption for automatically powering off protection the utility model relates to electric toy car technical field Movable toy vehicle.

Background technique

During children are using electric toy car, children pick up electric toy car, at the wheel of electric toy car In rotation status, the hand of children is easy to scratch children by wheel, and certain danger, and existing toy are caused to the body of children Vehicle anti-collision effect is poor.

Utility model content

The technical problems to be solved in the utility model is to overcome existing defect, is provided a kind of with automatically powering off protection Children's electric toy car, when children pick up this have automatically power off protection children's electric toy car when, upper limit position block and First stroke switch contact, when single-chip microcontroller detects that upper limit position block moves down by first stroke switch, single-chip microcontroller control is watched Motor is taken to stop working to guarantee the safety of children；Arc air bag and collision detecting device composition damping device raising originally have The crashworthiness for automatically powering off children's electric toy car of protection, can effectively solve the problems in background technique.

To achieve the above object, the utility model provides the following technical solutions: a kind of with the children for automatically powering off protection With electric toy car, including bottom plate, the front and rear sides of the lower surface of base plate are equipped with shaft, and the left and right ends of two shafts are equal Runner is installed, the shaft of rear side is mounted on the rear side of lower surface of base plate by bearing block mounting rack, installed in the shaft of rear side There is second gear, the position that plate upper surface corresponds to second gear is equipped with perforation, second gear and first gear engagement, the first tooth The lower end of wheel is located in perforation, and first gear is connected with the output shaft of servo motor by shaft coupling, and servo motor passes through fixation Frame is fixed on the upper surface of bottom plate.

The shaft of front side is connected by bearing block with the lower end of guide rod, and the upper end of guide rod is run through and extends to bottom plate Top, the lower part of guide rod side are fixed with lower position block, and the top of guide rod side is fixed with upper limit position block, and bottom plate is located at upper Between limited block and lower position block, the distance between upper limit position block lower surface and lower position block upper surface are greater than the thickness of bottom plate, The position of plate upper surface corresponding upper limit position block is fixed with first stroke switch.

The upper surface of bottom plate is fixed with battery, wireless blue tooth module and single-chip microcontroller, the input of single-chip microcontroller by fixed frame The output end of end and battery is electrically connected, and the input terminal of single-chip microcontroller is opened with the output end of wireless blue tooth module and first stroke respectively The output end of pass is electrically connected, the input terminal electrical connection of the output end and servo motor of single-chip microcontroller.

As a kind of optimal technical scheme of the utility model, the front end of the bottom plate is bonded with arc air bag, arc gas Capsule is connected to the air inlet of collision detecting device by gas-guide tube.

As a kind of optimal technical scheme of the utility model, the collision detecting device includes cylinder, cylinder trailing flank Perforation and the side of sliding bar be slidably connected, the front end of sliding bar is equipped with second stroke switch, the inner wall and rubber of cylinder The side of block is slidably connected, and rubber block is located at the front side of second stroke switch, the trailing flank of rubber block and the rear side of inner barrel Spring, the inner wall contact of spring and cylinder are equipped between face, the trailing flank of cylinder is connected with the rear end of sliding bar by elastic string, The input terminal electrical connection of the output end and single-chip microcontroller of second stroke switch.

As a kind of optimal technical scheme of the utility model, it is fixed with fixed ring on rear side of the sliding bar side, Gu Determine the leading flank of ring and the front side face contact of cylinder.

As a kind of optimal technical scheme of the utility model, the upper surface of the bottom plate is equipped with shell, housing forward end Perforation and the side of gas-guide tube be slidably connected.

Compared with prior art, the utility model has the beneficial effects that this, which has, automatically powers off the children of protection with electronic Toy car, when children, which pick up this, has the children's electric toy car for automatically powering off protection, upper limit position block and first stroke are opened Contact is closed, when single-chip microcontroller detects that upper limit position block moves down by first stroke switch, single-chip microcontroller, which controls servo motor, to be stopped Work is to guarantee the safety of children；Arc air bag and collision detecting device composition damping device improve originally to have and automatically power off guarantor The crashworthiness of children's electric toy car of shield.

Detailed description of the invention

Fig. 1 is the utility model schematic view of the front view；

Fig. 2 is the utility model collision detecting device structural schematic diagram；

Fig. 3 is the utility model positive structure diagram；

Fig. 4 is structure enlargement diagram at the utility model A.

In figure: 1 arc air bag, 2 gas-guide tubes, 3 collision detecting devices, 31 sliding bars, 32 elastic strings, 33 fixed rings, 34 bullets Spring, 35 second strokes switch, 36 rubber blocks, 37 cylinders, 4 first strokes switch, 5 batteries, 6 wireless blue tooth modules, 7 monolithics Machine, 8 upper limit position blocks, 9 lower position blocks, 10 bottom plates, 11 first gears, 12 servo motors, 13 shells, 14 shafts, 15 second gears, 16 bearing blocks, 17 guide rods.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of with the children's electricity consumption for automatically powering off protection Movable toy vehicle, including bottom plate 10, the upper surface of bottom plate 10 are equipped with shell 13, the perforation of 13 front end of shell and the side of gas-guide tube 2 Face is slidably connected, and the front and rear sides of 10 lower surface of bottom plate are equipped with shaft 14, and the left and right ends of two shafts 14, which are mounted on, to be turned Wheel, the shaft 14 of rear side are mounted on the rear side of 10 lower surface of bottom plate by bearing block mounting rack, are equipped in the shaft 14 of rear side Second gear 15, the position that 10 upper surface of bottom plate corresponds to second gear 15 are equipped with perforation, and second gear 15 and first gear 11 are nibbled It closes, the lower end of first gear 11 is located in perforation, and first gear 11 is connected with the output shaft of servo motor 12 by shaft coupling, is watched It takes motor 12 and drives second gear 15 to rotate by first gear 11, second gear 15 drives the shaft 14 of rear side to rotate, clothes electricity Machine 12 is fixed on the upper surface of bottom plate 10 by fixed frame.

The shaft 14 of front side is connected by bearing block 16 with the lower end of guide rod 17, and the upper end of guide rod 17 is run through and extended To the top of bottom plate 10, the lower part of 17 side of guide rod is fixed with lower position block 9, and the top of 17 side of guide rod is fixed with the upper limit Position block 8, bottom plate 10 is between upper limit position block 8 and lower position block 9, between 9 upper surface of 8 lower surface of upper limit position block and lower position block Distance be greater than bottom plate 10 thickness, the position of 10 upper surface corresponding upper limit position block 8 of bottom plate is fixed with first stroke switch 4

The upper surface of bottom plate 10 is fixed with battery 5, wireless blue tooth module 6 and single-chip microcontroller 7, single-chip microcontroller 7 by fixed frame Input terminal and battery 5 output end electrical connection, the input terminal of single-chip microcontroller 7 respectively with the output end of wireless blue tooth module 6 and The output end of first stroke switch 4 is electrically connected, and children are worked as in the input terminal electrical connection of the output end and servo motor 12 of single-chip microcontroller 7 When picking up this has the children's electric toy car for automatically powering off protection, upper limit position block 8 and first stroke switch 4 are contacted, and work as list Piece machine 7 detects that upper limit position block 8 moves down by first stroke switch 4, single-chip microcontroller 7 control servo motor 12 stop working from And guarantee the safety of children.

The front end of bottom plate 10 is bonded with arc air bag 1, and the air inlet of arc air bag 1 and collision detecting device 3 passes through air guide Pipe 2 is connected to, and collision detecting device 3 includes cylinder 37, and the perforation of 37 trailing flank of cylinder and the side of sliding bar 31 are slidably connected, sliding The front end of lever 31 is equipped with second stroke switch 35, and the inner wall of cylinder 37 and the side of rubber block 36 are slidably connected, rubber block 36 are located at the front side of second stroke switch 35, and the output end of second stroke switch 35 and the input terminal of single-chip microcontroller 7 are electrically connected,

Be equipped with spring 34 between the trailing flank of rubber block 36 and the trailing flank inside cylinder 37, spring 34 and cylinder 37 it is interior Wall contact, the trailing flank of cylinder 37 and the rear end of sliding bar 31 are connected by elastic string 32, and the rear side of 31 side of sliding bar is fixed There are fixed ring 33, the leading flank of fixed ring 33 and the front side face contact of cylinder 37.

Arc air bag 1 and collision detecting device 3 form damping device and improve this with the children's electricity consumption for automatically powering off protection The crashworthiness of movable toy vehicle.

It is means commonly used in the prior art that single-chip microcontroller 7, which controls servo motor 12, and single-chip microcontroller 7 passes through wireless blue tooth module 6 It is communicated with external remote.

When in use: by external remote control, there are children the children for automatically powering off protection to be moved with electric toy car for this It is dynamic, when children, which pick up this, has the children's electric toy car for automatically powering off protection, upper limit position block 8 and first stroke switch 4 Contact, when single-chip microcontroller 7 detects that upper limit position block 8 moves down by first stroke switch 4, single-chip microcontroller 7 controls servo motor 12 It stops working.

Gas warp when there are the children for automatically powering off protection to bump against article with electric toy car for this, in arc air bag 1 Gas-guide tube 2 enters the front end inside cylinder 37, and side is mobile backward for rubber block 36, and spring 34 mitigates Oscillation Amplitude, rubber block 36 To second stroke switch 35, mobile and rubber block 36 is contacted with second stroke switch 35, when single-chip microcontroller 7 is opened by second stroke When pass 35 detects that arc air bag 1 bumps against article, single-chip microcontroller 7 controls servo motor 12 and stops working；Rubber block 36 can push Second stroke switch 35 moves backward；Elastic string 32 and fixed ring 33 make second stroke switch 35 return to initial position.

The utility model, when children, which pick up this, has the children's electric toy car for automatically powering off protection, upper limit position block 8 It is contacted with first stroke switch 4, when single-chip microcontroller 7 detects that upper limit position block 8 moves down by first stroke switch 4, single-chip microcontroller 7 Control servo motor 12 stops working to guarantee the safety of children；Arc air bag 1 and collision detecting device 3 form damping device Improve this crashworthiness with the children's electric toy car for automatically powering off protection.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of with the children's electric toy car for automatically powering off protection, including bottom plate (10), it is characterised in that: the bottom plate (10) front and rear sides of lower surface are equipped with shaft (14), and the left and right ends of two shafts (14) are mounted on runner, rear side Shaft (14) is mounted on the rear side of bottom plate (10) lower surface by bearing block mounting rack, is equipped with second in the shaft (14) of rear side Gear (15), the position that bottom plate (10) upper surface corresponds to second gear (15) are equipped with perforation, second gear (15) and first gear (11) it engages, the lower end of first gear (11) is located in perforation, and the output shaft of first gear (11) and servo motor (12) passes through Shaft coupling connection, servo motor (12) are fixed on the upper surface of bottom plate (10) by fixed frame；

The shaft (14) of front side is connected by bearing block (16) with the lower end of guide rod (17), and the upper end of guide rod (17) is through simultaneously Extend to the top of bottom plate (10), the lower part of guide rod (17) side is fixed with lower position block (9), guide rod (17) side it is upper Portion is fixed with upper limit position block (8), and bottom plate (10) is located between upper limit position block (8) and lower position block (9), upper limit position block (8) following table The distance between face and lower position block (9) upper surface are greater than the thickness of bottom plate (10), bottom plate (10) upper surface corresponding upper limit position block (8) position is fixed with first stroke switch (4)；

The upper surface of bottom plate (10) is fixed with battery (5), wireless blue tooth module (6) and single-chip microcontroller (7), monolithic by fixed frame The electrical connection of the output end of the input terminal of machine (7) and battery (5), the input terminal of single-chip microcontroller (7) respectively with wireless blue tooth module (6) Output end and first stroke switch (4) output end electrical connection, the input of the output end and servo motor (12) of single-chip microcontroller (7) End electrical connection.

2. according to claim 1 a kind of with the children's electric toy car for automatically powering off protection, it is characterised in that: institute The front end for stating bottom plate (10) is bonded with arc air bag (1), and the air inlet of arc air bag (1) and collision detecting device (3) is by leading Tracheae (2) connection.

3. according to claim 2 a kind of with the children's electric toy car for automatically powering off protection, it is characterised in that: institute Stating collision detecting device (3) includes cylinder (37), and the perforation of cylinder (37) trailing flank and the side of sliding bar (31) are slidably connected, The front end of sliding bar (31) is equipped with second stroke switch (35), and the inner wall of cylinder (37) and the side of rubber block (36) are slided and connected It connects, rubber block (36) is located at the front side of second stroke switch (35), after the trailing flank of rubber block (36) and cylinder (37) are internal Spring (34) are equipped between side, the inner wall of spring (34) and cylinder (37) contacts, the trailing flank of cylinder (37) and sliding bar (31) rear end is connected by elastic string (32), and the output end of second stroke switch (35) and the input terminal of single-chip microcontroller (7) are electrically connected It connects.

4. according to claim 3 a kind of with the children's electric toy car for automatically powering off protection, it is characterised in that: institute It states and is fixed with fixed ring (33) on rear side of sliding bar (31) side, the leading flank of fixed ring (33) and the leading flank of cylinder (37) connect Touching.

5. according to claim 1 a kind of with the children's electric toy car for automatically powering off protection, it is characterised in that: institute The upper surface for stating bottom plate (10) is equipped with shell (13), and the perforation of shell (13) front end and the side of gas-guide tube (2) are slidably connected.