CN2666723Y

CN2666723Y - Speed reducer for vehicle

Info

Publication number: CN2666723Y
Application number: CN 200320128214
Authority: CN
Inventors: 黄仰圣; 陈天鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-12-27
Filing date: 2003-12-27
Publication date: 2004-12-29
Anticipated expiration: 2013-12-27

Abstract

The utility model belongs to a speed control device for automobiles, in particular to an automobile speed-down device. The utility model is an automobile speed-down device, which comprises a pedal, a pedal arm, a brake total-pump rocker arm, a brake total-pump push-rod, a linkage screw, a linkage positive-stop module, a limit switch and a linkage pedal position sensor that are fixed to the linkage positive-stop module, a sensor linkage rod, a pedal position sensor, and a linkage shaft. The pedal and the pedal arm are two parts of a whole body, the pedal first drives the pedal position sensor while moving, the output end of the sensor is connected with a computer, and then drives the shaft, the other end of the shaft is the brake total-pump rocker arm, thereby driving the brake total-pump push-rod and reaching the purpose of speed-down in different degrees from throttle contracting to braking. The utility model has the advantages that: (1) the utility model can be arranged conveniently on any vehicles; (2) the utility model has easy operation, steady performance and durability; (3) the utility model has easy manufacture and low production cost.

Description

Speed reduction device for automobile

Technical field:

The utility model belongs to the speed controller of automobile, especially belongs to speed reduction device for automobile.

Background technology:

The deceleration of automobile at present mainly relies on 1. to receive throttle; 2. touch on the brake; 3. also use stopping brake lock at a puss.Receive throttle, touching on the brake is to use same pin, at two enterprising line operates of adjacent pedal, pin is stepped on direction and is caused confusion to the beginner sometimes on the contrary and accident occurs.

The utility model content:

The utility model purpose is to overcome above-mentioned weak point of the prior art, provides a kind of Throttle Opening Control and foot brake are controlled the speed reduction device for automobile that is integrated.

The technical scheme that the utility model adopted is a kind of speed reduction device for automobile, comprise pedal, pedal arm, the master cylinder rocking arm, the master cylinder push rod, it is characterized in that, also comprise the interlock screw, spacing module links, be fixed on limit switch and interlock pedal position sensor on the spacing module of interlock, the sensor gangbar, pedal position sensor, the interlock rotating shaft, two parts that pedal and pedal arm are as a whole, the interlock screw is to be fixed on the pedal arm, by the sensor gangbar that the interlock screw drives and the center sensor rotating shaft links, thereby interlock pedal position sensor, because the interlock screw is to pass in the spacing block motion of interlock interval, the spacing module that links is connected as a single entity with the interlock rotating shaft again, and the master cylinder rocking arm is connected as a single entity with the interlock rotating shaft and the master cylinder push rod is movable links.

The utility model has the characteristics of the automatic open the throttle wide of computing machine at " manual step change transmission automatic gear shift apparatus ", a chaufeur GPRS transmit to receive throttles signal give the computing machine just can be to the control of throttle, thereby the rotating speed of controlling driving engine reaches the control speed of a motor vehicle.

Touch on the brake and at first will lose throttle, pin is displaced to brake pedal from Das Gaspedal and gets on.Lose throttle, car deceleration; Gently touching on the brake is the negative symbol that increases driving engine, accelerates car deceleration; Heavily touch on the brake and just implement the braking of drive wheel is just suddenly subtracted the speed of a motor vehicle.The utility model is because the work of other executive item of " manual step change transmission automatic gear shift apparatus " cooperates to be needed, so need the information of brake is passed to computing machine.

Because open out is by computer controlled automatic, so only need control the contraction of throttle, the pedal of stepping on the throttle usually is an open the throttle wide, and it is that throttle shrinks that the utility model is stepped on decelerator pedal, steps on to such an extent that to overcharge the ground that contracts more fast more, and flooring has just become drag.

The utlity model has above-mentioned functions and can make the operation that drives a car simpler,, notice that obstacle appears in the place ahead, uses decelerator pedal can guarantee safe driving at any time as long as in driving procedure, get hold of bearing circle.If step on decelerator pedal consistently, its whole stroke role all is a car deceleration, but its principle of work is different, total kilometrage first three/the one, the rotating shaft that drives pedal position sensor is rotated, three kinds of instructions with the transmitting control throttle, first kind of instruction signal just stepped on decelerator pedal just, just leave when decelerator pedal has just been left the initial position about the about 0.5cm of limit switch stroke, and the computer instruction throttle is stagnated and maintained the original state; Continuing to step down the about 4cm of stroke, is exactly second instruction signal, provides the parameter of receiving throttle; Step down the about 0.5cm of stroke again, be exactly the 3rd instruction signal, provide the signal of fast receipts throttle, at this moment the interlock screw on the pedal arm with the interlock module under boundary engage, the whole pedal position sensor that steps down decelerator pedal again and driven rotates, the rotating shaft of pedal position sensor and the relative position of carbon resister remain unchanged, thereby the signal that transmits is constant, pedal arm has contacted interlock module interlock rotating shaft simultaneously, increase along with the interlock shaft rotary corner, drive brake and brake on the lenient side until automobile brake, above-mentioned pin trespass Cheng Doushi in the same way all be to slow down concerning automobile, degree difference just.

Step on the process of decelerator pedal, leading portion is with the receipts throttle engine speed to be descended, cause car deceleration, back segment is the brake rocker in interlock brake rotating shaft and rotating shaft on the basis of leading portion, thereby drive the master cylinder push rod, having entered light brake car deceleration accelerates, 2 seconds of light brake time duration, disengaging of clutch, the brake feel is anxious deceleration (parking) greater than 5 kilograms, if suddenly sudden stop continue 2 second disengaging of clutch, be exactly the sudden stop rear engine after flame-out 2 seconds power-transfer clutch still separate, when engine speed is that zero computer-chronograph enters ' detection ' automatically, each executive item all is returned to initial position (power-transfer clutch is last return) behind computing machine ' detection ', for start the engine is again prepared, the stroke of stepping on decelerator pedal as mentioned above is many more, car deceleration is just fast until parking more, just can not stop working so long as not the sudden stop driving engine, because power-transfer clutch is to separate automatically during engine idle, automobile continues to travel at once after decontroling decelerator pedal, if at this moment the speed of a motor vehicle is zero just to change the starting program automatically over to, this device is particularly useful for the vehicle of semi-automatic driving.

The technical scheme that the utility model adopted comprises: pedal, pedal arm, pedal position sensor, rotating shaft, master cylinder rocking arm, master cylinder push rod.

Advantage of the present utility model is: 1. all can load onto easily any self-propelled vehicle, 2. easy to operate, performance is latent fixed and durable, 3. makes simple; Cheap.

Description of drawings

Fig. 1 is a structural representation of the present utility model

Fig. 2 is the structural representation of interlock frame among Fig. 1

Fig. 3 is the structural representation of pedal assembly among Fig. 1

Fig. 4 is the scheme drawing of sensor gangbar among Fig. 1

Fig. 5 is the scheme drawing of pedal position sensor

Fig. 6 is the structural representation of interlock rotating shaft among Fig. 1

Further describe in conjunction with the structure and the effect thereof of view device:

1 universal driving shaft travel(l)ing rest, 2 interlock rotating shafts, 3 thrust housings, 300 set screws, 4 interlock spiral shells, 5 pedal assemblies, 6 interlock framves, 600 set screws, 7 pedal position sensors, 8 sensor gangbar, 9 universal driving shaft pull back springs, 10 clutch pedal retrun springs, 11 master cylinder rocking arms, 1100 set screws, 12 master cylinder push rods, 13 universal driving shaft travel(l)ing rests, 60 limit switches among Fig. 1

Fig. 2 is the structural representation of interlock frame among Fig. 1

Wherein 14 the interlock spacing module 15 sensor mounts

Fig. 3 is structural representation Figure 18 link joint axle sleeve 19 interlock screws 20 pedal arms 21 pedals of pedal assembly among Fig. 1

Fig. 4 is signal Figure 16 check screw 17 limit spring of sensor gangbar among Fig. 1

Fig. 5 meets in the post no contact bakelite district 31, second and connects that spraying carbon film resistor the 32, the 3rd meets the interior copper contact district 33 of post in the post for installing first on the scheme drawing bakelite switch board 27 of pedal position sensor, it is one that armature contact rotary disk basement 28 connects post 30 with bonding,

armature contact

29 and 28 moving contacts of armature contact rotary disk basement, armature contact 29 is driven by central rotating shaft 34 by insulator.

Fig. 6 is the structural representation Figure 22 of interlock rotating shaft among Fig. 1 shaft bearing seat 23 thrust housing fixed screw holes 24 interlock frame fixed screw holes 25 brake interlock rocking arm fixed screw holes 26 interlock shaft bearing seats that link

The specific embodiment

As shown in the figure, a kind of speed reduction device for automobile, comprise pedal 21, pedal arm 20, master cylinder rocking arm 11, master cylinder push rod 12, interlock screw 4, spacing module 14 links, be fixed on limit switch 60 and interlock pedal position sensor 7 on the spacing module 14 of interlock, sensor gangbar 8, pedal position sensor 7, interlock rotating shaft 2, two parts that pedal 21 and pedal arm 20 are as a whole, interlock screw 4 is to be fixed on the pedal arm 20, by the sensor gangbar 8 that interlock screw 4 drives and center sensor rotating shaft 34 links, thereby interlock pedal position sensor 7, because interlock screw 4 is to pass between the spacing module of interlock 14 motor areas, the spacing module 14 that links is connected as a single entity with interlock rotating shaft 2 again, so also just driven interlock rotating shaft 2 when driving the spacing module of interlock 14, master cylinder rocking arm 11 is connected as a single entity with

interlock rotating shaft

2 and 12 movable bindings of master cylinder push rod, so also just stepped on brake when pedal 21 links spacing module 14 when stepping on.

The utility model will brake interlock rocking arm 11 by set screw 1100, be locked in the brake interlock rocking arm fixed screw holes 25 in the interlock rotating shaft 2, the other end of master cylinder rocking arm 11 and 12 movable bindings of master cylinder push rod, interlock frame 6 is fixed in the interlock frame fixed screw holes 24 of interlock in the rotating shaft 2 by set screw hole 600, the other end and the compartment of universal driving shaft pull back spring 9 link, sensor gangbar 8 is installed in the center sensor rotating shaft 34 fixing by lock screw 16, and makes limit spring 17 be positioned at the top.Pedal position sensor 7 is installed on the sensor mount 15 together with the sensor gangbar 8 that has assembled, with pedal assembly 5 be installed in the interlock rotating shaft 2 and with its normal-running fit, the other end and the compartment of clutch pedal retrun spring 10 link, the screw 4 that will link is installed in the interlock screw 19, it is middle with limit spring 17 that the afterbody of screw rod passes sensor gangbar 8, thrust housing 3 is fixed on the interlock rotating shaft 2 thrust housing fixed screw holes 23 by set screw 300, make pedal assembly 5 not only easily rotate but also sway not, universal driving shaft travel(l)ing rest 1 and universal driving shaft travel(l)ing rest 13 are installed in respectively on the interlock shaft bearing seat 22 in the interlock rotating shaft 2 and the shaft bearing seat 26 that links, and bearing seat is installed on the compartment.

Pedal arm 20 is positioned at most significant bit under clutch pedal retrun spring 10 effects at ordinary times, interlock screw 4 afterbodys are in the last boundary between the spacing module of interlock 14 motor areas, thereby making pull back spring 9 drive sensor gangbar 8 moves up, make the interior armature contact 29 of electric potential type sensor also be positioned on the special carte of most significant bit, because interlock screw 4 is movable in being limited between the spacing module of interlock 14 motor areas, the upper bound is limited to one section unobstructed distance of lower bound existence between the spacing module that links 14 motor areas, so when push down on the pedal is not prescribed a time limit to lower bound, the afterbody of interlock screw 4 only touches sensor gangbar 8, so it only drives sensor gangbar 8 and rotates, sensor gangbar 8 all is fixed in the center sensor rotating shaft 34 with the interior armature contact 29 of sensor, therefore sensor gangbar 8 just drives armature contact 29 rotations in the sensor, the process that interlock screw 4 moves in linking between spacing module 14 motor areas from top to bottom, armature contact 29 contacts first successively and meets no contact bakelite district 31 in the post in the drive electric potential type sensor, second meets spraying carbon film resistor district 32 in the post, the 3rd connects copper contact 33 in the post, resistance value is successively decreased until ' nothing ' resistance from infinity, and respectively information is passed to computing machine, when the 3rd connects post ' nothing ' resistance, interlock screw 4 has been run into the following boundary that links between spacing module 14 motor areas, step down again and just drive the spacing module 14 of interlock, thereby drive interlock rotating shaft 2, equally also drive brake interlock rocking arm 11, enable brake by master cylinder push rod 12.

Interlock pedal position sensor 7 can also be installed on pedal arm 20 and the vehicle frame.

Claims

1. speed reduction device for automobile, comprise pedal (21), pedal arm (20), master cylinder rocking arm (11), master cylinder push rod (12), it is characterized in that, also comprise interlock screw (4), the spacing module that links (14), be fixed on limit switch (60) and interlock pedal position sensor (7) on the spacing module of interlock (14), sensor gangbar (8), pedal position sensor (7), interlock rotating shaft (2), two parts that pedal (21) and pedal arm (20) are as a whole, interlock screw (4) is to be fixed on the pedal arm (20), by the sensor gangbar (8) that interlock screw (4) drives and center sensor rotating shaft (34) links, thereby interlock pedal position sensor (7), because interlock screw (4) is to pass between interlock spacing module (14) motor area, the spacing module that links (14) is connected as a single entity with interlock rotating shaft (2) again, and master cylinder rocking arm (11) is connected as a single entity with interlock rotating shaft (2) and master cylinder push rod (12) is movable links.