CN2603753Y

CN2603753Y - Gear-shifting mechanism of electric car

Info

Publication number: CN2603753Y
Application number: CN 03223498
Authority: CN
Inventors: 蓝益源; 吴明佳
Original assignee: Lerado Zhongshan Industrial Co Ltd
Current assignee: Lerado Zhongshan Industrial Co Ltd
Priority date: 2003-01-30
Filing date: 2003-01-30
Publication date: 2004-02-18
Anticipated expiration: 2013-01-30

Abstract

The utility model discloses a changing gear mechanism of electric vehicle, a actuating lever device which is connected with universal pivot seat-joined is arranged on the guidance device car body, and getting through the actuating lever polydirectional swing, the actuating lever free end goes by the guidance device path with different swing direction or utilizing direct pivot-concected the guidance device actuating lever, utilizing the actuating lever displacement switching controls the positive inversion of the motor and velocity high low circuit with providing explicit direction and switching steering and velocity, meanwhile the switching switch depends on different position to cause the utility model recession crosspiece only bind the low speed crosspiece and use according to low-high speed and advance (natural rotation) - recession (reverse) mode of arrangement, therefor avoiding occurring the risk which is result from infant-kid bicycle electric vehicle high speed recession, thus to reach safe effect.

Description

The gearshift of battery-driven car

Technical field

The utility model relates to a kind of battery-driven car, especially the gearshift of children's electric motor vehicle.

Background technology

The kind of children's electric motor vehicle is a lot, and wherein actual body construction is simulated in the design of the child's battery-driven car that drives for the child usually, and the function that the conversion with speed is provided and advances and retreat, and the mode of controlling mainly utilizes gear shift lever to carry out conversion.General traditional battery-driven car switches another gear shift lever again to fallback state with the separately design of gear shift lever of control rate and rotating when causing high speed easily, quite dangerous.The structure that No. the 5644114th, US Patent is to utilize gear shift lever to reach the function that switch speed speed and motor turn to, in the middle of this structure, the main rotation of adopting the gear shift lever that articulates by touching of the gear body of rod change-over switch parallel with the gear body of rod, is reached the effect of switching.Yet above-mentioned traditional change action is switched because this gear shift lever directly rotates according to pivoting point, and therefore, the child can't switch to desired speed very clearly or turns to when operation, and is wayward in use, causes danger equally easily.

Summary of the invention

The purpose of this utility model is to avoid above-mentioned weak point among the background technology, can provide clear and definite direction of operating switching to turn to and speed and provide a kind of, and retreat shelves and only can use, can avoid children's electric motor vehicle to retreat the gearshift of causing danger at a high speed in conjunction with low gear.

The purpose of this utility model realizes by following approach: this gearshift device combines on battery-driven car and with a plurality of circuit switchings, just commentaries on classics, reverse or rotating speed loop with the control electric vehicle motor, control lever upper end in this mechanism is provided with the grip part, the lower end is a free end, and this free end can be pressed the switch that touches or switch described loop; Guidance device is fixed on the battery-driven car, control lever is arranged in the guidance device, the free end of control lever can only move around along first mobile route and second mobile route of guidance device, and make free end on first mobile route, can press the rotating speed circuit switching that touches or switch electric vehicle motor respectively, on second mobile route, can press the just commentaries on classics or the reverse circuit switching that touch or switch electric vehicle motor respectively.

The utility model is compared background technology following advantage: provide a kind of control lever to be switched on the path of the different directions that sets and selected high low speed and forward-reverse, simultaneously, arrangement difference by change-over switch, retreating shelves can only use in the middle of low gear, avoid child's battery-driven car to retreat at a high speed and cause danger, can guarantee children's safety in use.

Description of drawings

Fig. 1 is the scheme of installation of the utility model on car body;

Fig. 2 is the member decomposing schematic representation of an embodiment of the utility model;

Fig. 3 is the control loop scheme drawing of an embodiment of the utility model;

Fig. 4 is the local device schematic perspective view of an embodiment of the utility model;

Fig. 5 is the schematic side view of Fig. 4;

Fig. 6 is the generalized section of Fig. 5;

Fig. 7 is the side generalized section of Fig. 5;

Fig. 8 is the control lever mobile route scheme drawing of the gearshift mechanism of battery-driven car;

Fig. 8-the 1st, the control lever transfer sequence scheme drawing of the gearshift mechanism of battery-driven car;

Fig. 9 is the utility model second embodiment local device scheme drawing;

Figure 10 is the utility model the 3rd embodiment control lever mobile route scheme drawing;

Figure 10-the 1st, the utility model the 3rd embodiment control lever mobile route transfer sequence scheme drawing.

The specific embodiment

Embodiment one

As Fig. 1,2,4, shown in 5, the battery-driven car gearshift of present embodiment is installed on the appropriate location on the battery-driven car, and the housing 1 that wherein is fixed in car body 10 has guidance device.Guidance device is for being the guide channel 11 of " L " font.And guidance device includes second mobile route 13 of first mobile route 12 and different angles or position at least, sees Fig. 8; Simultaneously, guide channel 11 also can form " N " " Z ", the structure of " H " or continuous fonts such as " ㄩ " according to design.Grip part 21 and free end 22 are arranged on the control lever 2, and grip part 21 makes free end 22 form wobbling action for operator's move operation bar 2; Be fixed with universal pivot connecting seat 3 on the control lever 2, universal pivot connecting seat 3 is installed in control lever 2 in the guide channel 11 by pivot 4.Universal pivot connecting seat 3 includes both end sides and forms fan-shaped pivot connected slot 31 in the present embodiment, and pivot 4 runs through pivot connected slot 31 and is articulated on the car body 10, and universal pivot connecting seat 3 can make control lever 2 have two or more different rotation directions at least.

As shown in Figure 3, in the battery-driven car gearshift of present embodiment, the control loop device comprises drive motor 51, battery 52, first loop 53, second loop 54 and first and second change-over

switch

55,56 etc., wherein first change-over switch 55 and second change-over switch 56 be respectively by first and

second loop

53,54 control drive motors 51 and batteries 52, with the just commentaries on classics and the reverse of the high and low and drive motor 51 of control rate; In addition, this first and second change-over

switch

55,56 is fixed on the car body 10, is positioned at the position that the free end 22 of control lever 2 can touch.

Shown in Fig. 6,7, in the gearshift of the battery-driven car of present embodiment, first and second change-over

switch

55,56 is installed on the below of control lever 2 by diverse location, wherein first change-over switch 55 is controlled high rotating speed loop H and slow speed of revolution loop L, and 56 control drive motors 51 of second change-over switch are just changeing (advancing) loop F and reverse (retreating) loop R.Therefore, when control lever 2 was done swing according to first mobile route, 12 directions, may command free end 22 switched first change-over switch 55 and switches the high rotating speed of slow speed of revolution loop L-loop H in regular turn; When control lever 2 was done swing according to second mobile route, 13 directions, may command free end 22 switched second change-over switch 56 just commentaries on classics (advancing) the loop F-and reverse (retreating) the loop R of switching motor 51 in regular turn.

As shown in Figure 8, after the user selects control lever 2 just to change (advancing) loop F by second mobile route 13, can be controlled first change-over switch 55 by first mobile route 12 of different directions again, so as to selecting high speed loop H or low-speed loop L; And change (advancing) and high speed loop H state when battery-driven car just is in and desire when selecting to reverse (retreating) loop R, because when the free end 22 of control lever 2 switches to second mobile route 13 according to 12 rotations of first mobile route, behind the free end 22 necessary low-speed loop L through first change-over switch 55 earlier, just can enter second mobile route 13; Equally, be positioned at the state of reverse (retreating) loop R, low-speed loop L when the free end 22 of control lever 2, and when desiring to be returned to first mobile route 12, promptly the free end 22 of this control lever 2 can be earlier by after just changeing (advancing) loop F, just can enter first mobile route 12 and be switched high speed loop H or low-speed loop L, so reverse the state that (retreating) loop R all remains on low-speed loop L.Therefore, in the present embodiment, by order according to operation, when the operator desires to enter reverse (retreating) loop R state, the free end 22 of control lever 2 switches 55 one-tenth low-speed loop L of first change-over switch state at first, just switched to reverse (retreating) loop R, make it avoid the operator under fast state, to enter retreating shelves and cause danger.

Embodiment two

As shown in Figure 9, in the gearshift of the battery-driven car of present embodiment, the same system of control lever 2 utilize universal pivot connecting seat 3 and pivot 4 articulate with car body 10 on, first and second change-over

switch

55,56 is switched in the path that is made the free end 22 of control lever 2 cooperate guidance devices to provide by 21 swings of the grip part on the control lever 2.Control lever 2 is provided with projection 61, the guide channel 7 of guidance device forms " N ", " Z ", " H " or continuous fonts such as " ㄩ ", and its section has the storage tank 71 relative with projection 61, control lever 2 is installed movably in storage tank 71, and can move according to the parallel straight line in the path of storage tank 71, make the free end 22 of control lever 2 can switch first and second change-over

switch

55,56, switch high, low speed and the purpose of advancing, retreating to reach.Other structures of present embodiment are identical with embodiment one.

Embodiment three

As shown in figure 10, the gearshift of the battery-driven car of present embodiment also can apply to the mechanism of single rotating speed, connect electric power loop in first change-over switch 55, (ON) loop, loop, pass (OFF) are left in control lever 2 controls, its transfer sequence is, first mobile route, 12 control power-off (OFF)-electric power startings (ON), second mobile route 13 switches second change-over switch 56, in regular turn for just changeing (advancing) loop-reverse (retreating) loop R.Other structures of present embodiment are identical with embodiment one.

Claims

1, a kind of gearshift of battery-driven car, device combines on battery-driven car and with a plurality of circuit switchings, just commentaries on classics, reverse or rotating speed loop with control electric vehicle motor (51), it is characterized in that: the control lever in this mechanism (2) upper end is provided with grip part (21), the lower end is free end (22), and this free end can be pressed the switch that touches or switch described loop; Guidance device is fixed on the battery-driven car, control lever (2) is arranged in the guidance device, the free end (22) of control lever (2) can only move around along first mobile route (12) and second mobile route (13) of guidance device, and make free end (22) on first mobile route (12), can press the rotating speed circuit switching that touches or switch electric vehicle motor (51) respectively, on second mobile route (13), can press the just commentaries on classics or the reverse circuit switching that touch or switch electric vehicle motor (51) respectively.

2, the gearshift of battery-driven car according to claim 1 is characterized in that: this mechanism also comprises the universal pivot connecting seat (3) that is fixed on the battery-driven car; Control lever (2) device is on universal pivot connecting seat (3).

3, the gearshift of battery-driven car according to claim 1, it is characterized in that: control lever (2) is provided with projection (61), the section of the guide channel of guidance device (11) has the storage tank (71) relative with the projection (61) of control lever (2), control lever (2) installs movably in storage tank (71), control lever (2) is moved by the path parallel lines of storage tank (71), make the free end (22) of control lever (2) switch first change-over switch (55) or second change-over switch (56).

4, the gearshift of battery-driven car according to claim 1 is characterized in that: guidance device is one the plate body of continuously guided groove to be arranged, and the mobile route through guide channel restriction control lever (2) produces first mobile route (12) and second mobile route (13) at least.

5, the gearshift of battery-driven car according to claim 1 is characterized in that: first mobile route (12) and second mobile route (13) composition " L " the type path that joins mutually.

6, the gearshift of battery-driven car according to claim 1 is characterized in that: comprise an access path between first mobile route (12) and second mobile route (13) and " Jiong " type formed or fall " Jiong " or " N " type or " Z " type or " H " type path of joining mutually.

7, the gearshift of battery-driven car according to claim 1, it is characterized in that: the free end (22) for control lever (2) is pressed the rotating speed circuit switching that touches or switch electric vehicle motor (51), is divided into: the low speed that control electric vehicle motor (51) low speed is just going back to the road is just going back to way switch; The high speed that control electric vehicle motor (51) is just going back to the road is at a high speed just going back to way switch; And control electric vehicle motor (51) reverses the circuit switching of reverse at a slow speed in loop at a slow speed.

8, the gearshift of battery-driven car according to claim 1 is characterized in that: the free end (22) of control lever (2) can be pressed respectively on first mobile route and be touched or what switch is the electric power loop switch of electric vehicle motor (51).