CN205978406U - Endless track vehicle gear lock -up control ware - Google Patents
Endless track vehicle gear lock -up control ware Download PDFInfo
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- CN205978406U CN205978406U CN201620919622.9U CN201620919622U CN205978406U CN 205978406 U CN205978406 U CN 205978406U CN 201620919622 U CN201620919622 U CN 201620919622U CN 205978406 U CN205978406 U CN 205978406U
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Abstract
The utility model relates to an endless track vehicle gear lock -up control ware under the condition when the engine speed is higher than the rotational speed that the gear set for, can carry out lock -up control's device to tracked vehicle gear pole. Which comprises an upper cover plate, a housing, electric connector and control circuit board, control circuit board is by the power, high -speed gear signal circuit, intermediate speed gear letter circuit number, low -speed gear signal circuit, the engine speed signal circuit, the comparator circuit, latching electromagnet control circuit and electrical connector interface constitute, the power comprises integrated three terminal regulator and front and back filter capacitance, high -speed gear signal circuit, intermediate speed gear signal circuit is by resistance, diode and adjustable potentiometre are established ties and are constituted, the engine speed signal circuit comprises full -bridge rectifier and filter capacitance, the comparator circuit uses integrated operational amplifier. The utility model discloses can effectively reduce shifting impact, improve to drive and experience.
Description
Technical field
This utility model is related to a kind of endless-track vehicle gear locking controller.
Background technology
When endless-track vehicle travels, driver constantly will shift gears according to the change of ground drag.Pass for using mechanical type
Dynamic system caterpillar, realizes the power transmission of vehicle, mechanically operated efficiency is relatively using the mode of mechanic gear device
Height, structure is also relatively simple, but operator fatigue strength is high.In shift process, because speed is held essentially constant, and
The change of speed ratio makes the rotating speed of electromotor rapidly change, and is now in the rotating part between electromotor and variator and all will release
Release very big inertia energy, and then cause huge shift shock.In order to reduce impact and improve driving experience, need one kind
In the case that engine speed is too high, gear shift lever can be carried out with the device of lock-in control.
Utility model content
This utility model purpose is to provide a kind of rotating speed that can set engine speed with gear to compare, and is starting
In the case of machine rotating speed is higher than the rotating speed that gear sets, caterpillar gear shift lever can be carried out with the device of lock-in control.
This utility model is realized by technical scheme below：
A kind of endless-track vehicle gear locking controller, including upper cover plate, housing, electric connector and control board, upper lid
Plate covers on housing, and control board is installed on enclosure interior, by the electric connector and the extraneous locking that are arranged on housing
Electric magnet connects, and control board is by power supply, high gear signal circuit, middling speed gear letter circuit number, low gear signal electricity
Road, engine rotational speed signal circuit, comparator circuit, latching electromagnet control circuit and electrical connector interface composition, power supply by
Integrated three-terminal regulator and in front and back filter capacitor composition, three terminal regulator input and outfan parallel filtering electric capacity respectively, protects
Stable and smooth, high gear signal circuit, middling speed gear signal circuit and the low gear signal circuit knot of card power supply output
Structure is identical, in series by resistance, diode and adjustable potentiometer, in high gear, two poles of high gear signal circuit
Pipe positive pole is grounded, and adjusts the resistance of adjustable potentiometer, and now the resistance of adjustable potentiometer corresponds to an engine speed value,
During middling speed gear, the diode cathode of middling speed gear signal circuit is grounded, and adjusts the resistance of adjustable potentiometer, now adjustable electric
The resistance of position device corresponds to an engine speed value, and in low gear, the diode cathode of low gear signal circuit is connect
Ground, adjusts the resistance of adjustable potentiometer, and now the resistance of adjustable potentiometer corresponds to an engine speed value, and engine speed is believed
Number circuit is made up of full-bridge rectifier and filter capacitor, and the AC signal of engine speed sensor is converted to DC voltage letter
Number, deliver to comparator circuit after resistant series amplitude limit, comparator circuit uses integrated operational amplifier, by it will at a high speed,
Middling speed, low gear signal compared with engine rotational speed signal, when engine speed be higher than high speed, middling speed, low gear believe
During number corresponding rotating speed, trigger electromagnet locking gear shift lever is it is impossible to carry out gear-change operation, latching electromagnet control circuit is by three poles
Pipe and relay are constituted, and the control signal of comparator circuit output connects the base stage of audion, the collector connecting relay of audion
Coil, by the latching electromagnet of Control gear shift lever.
Integrated three-terminal regulator model CW7815 of power supply.
Integrated operational amplifier model F007 that comparator circuit uses.
Audion model 3DG182C of latching electromagnet control circuit, relay model JZC-4M is constituted.
This utility model collection high gear signal, middling speed gear signal and low gear signal respectively with engine speed
Signal compares, when engine speed is higher than the rotating speed that gear sets, by trigger electromagnet locking gear shift lever it is impossible to be changed
Shelves operation, reminds driver to receive throttle and reduces engine speed.When engine speed is less than the rotating speed that gear sets, electric magnet
Unblock gear shift lever, thus realizing reducing shift shock, improves the effect of driving experience.
Brief description
Fig. 1 is isometric views of the present utility model；
Fig. 2 is structural representation of the present utility model；
Fig. 3 is theory diagram of the present utility model.
Specific embodiment
As Figure 1-3, this utility model is made up of upper cover plate 1, housing 2, electric connector 3 and control board 4.
As shown in Fig. 2 control board 4 is core component of the present utility model.As shown in figure 3, control board 4 is by electricity
Source, high gear signal circuit, middling speed gear are believed circuit number, low gear signal circuit, engine rotational speed signal circuit, are compared
Device circuit, latching electromagnet control circuit, electrical connector interface composition.
Power supply is made up of integrated three-terminal regulator CW7815 and in front and back filter capacitor, and CW7815 is the list of fixed positive pressure output
Piece integrated regulator, maximum output current 1.5A, inside has excessively stream, overheated and adjustment pipe safety operation area protection circuit.
CW7815 input and outfan respectively parallel filtering electric capacity it is ensured that power supply output stable and smooth.
High gear signal circuit, middling speed gear signal circuit are identical with low gear signal circuit structure, by resistance, two
Pole pipe and adjustable potentiometer are in series.In high gear, the diode cathode of high gear signal circuit is grounded, and adjusts
The resistance of adjustable potentiometer, now resistance one engine speed value of correspondence of adjustable potentiometer.In middling speed gear, mid ranger
The diode cathode of position signal circuit is grounded, and adjusts the resistance of adjustable potentiometer, now the resistance of adjustable potentiometer corresponding one
Individual engine speed value.In low gear, the diode cathode of low gear signal circuit is grounded, and adjusts adjustable potentiometer
Resistance, now adjustable potentiometer resistance correspond to an engine speed value.
Engine rotational speed signal circuit is made up of full-bridge rectifier and filter capacitor, by the exchange of engine speed sensor
Signal is converted to d. c. voltage signal, delivers to comparator circuit after resistant series amplitude limit.
It is entirely to compensate General operational amplifier that comparator circuit selects integrated operational amplifier F007, F007, is not required to external compensation.Extensively
General for simulation trial, in the electronic circuit such as voltage comparator, programme-control, the processing and amplifying of signal exchange, there is input inside
Overvoltage crowbar, output overload protection circuit.At a high speed, middling speed, low gear signal be compared with engine rotational speed signal, when
Engine speed be higher than high speed, middling speed, low gear signal corresponding rotating speed when, by trigger electromagnet locking gear shift lever it is impossible to
Carry out gear-change operation.
Because the power of electromagnet ratio of locking gear shift lever is larger, latching electromagnet control circuit by audion 3DG182C and
Relay JZC-4M is constituted, and the control signal of comparator circuit output meets the base stage of audion 3DG182C, audion 3DG182C
Collector connecting relay JZC-4M coil, by relay JZC-4M control gear shift lever latching electromagnet.
Claims (2)
1. a kind of endless-track vehicle gear locking controller, is characterized in that：Including upper cover plate, housing, electric connector (3) and control electricity
Road plate, upper cover plate covers on housing, and control board is installed on enclosure interior, by the electric connector that is arranged on housing and outer
The latching electromagnet on boundary connects, and control board is by power supply, high gear signal circuit, middling speed gear letter circuit number, low or first gear
Position signal circuit, engine rotational speed signal circuit, comparator circuit, latching electromagnet control circuit and electrical connector interface group
Become, power supply is made up of integrated three-terminal regulator and in front and back filter capacitor, parallel connection is filtered respectively for three terminal regulator input and outfan
Ripple electric capacity is it is ensured that stable and smooth, high gear signal circuit, middling speed gear signal circuit and the low gear letter of power supply output
Number circuit structure is identical, in series by resistance, diode and adjustable potentiometer, in high gear, high gear signal electricity
The diode cathode on road is grounded, and adjusts the resistance of adjustable potentiometer, and now the resistance of adjustable potentiometer corresponds to an electromotor
Tachometer value, in middling speed gear, the diode cathode of middling speed gear signal circuit is grounded, and adjusts the resistance of adjustable potentiometer,
Now the resistance of adjustable potentiometer corresponds to an engine speed value, in low gear, two poles of low gear signal circuit
Pipe positive pole is grounded, and adjusts the resistance of adjustable potentiometer, and now the resistance of adjustable potentiometer corresponds to an engine speed value, sends out
Motivation tach signal circuit is made up of full-bridge rectifier and filter capacitor, and the AC signal of engine speed sensor is converted to
D. c. voltage signal, delivers to comparator circuit after resistant series amplitude limit, and comparator circuit uses integrated operational amplifier, passes through
High speed, middling speed, low gear signal are compared by it with engine rotational speed signal, when engine speed is higher than high speed, middling speed, low
During the corresponding rotating speed of fast gear signal, it is impossible to carry out gear-change operation, latching electromagnet controls electricity to trigger electromagnet locking gear shift lever
Route audion and relay are constituted, and the control signal of comparator circuit output connects the base stage of audion, the colelctor electrode of audion
The coil of contact relay, by the latching electromagnet of Control gear shift lever.
2. a kind of endless-track vehicle gear locking controller according to claim 1, is characterized in that：Integrated three ends of power supply are steady
Depressor model CW7815, integrated operational amplifier model F007 that comparator circuit uses, latching electromagnet control circuit
Audion model 3DG182C, relay model JZC-4M constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620919622.9U CN205978406U (en) | 2016-08-22 | 2016-08-22 | Endless track vehicle gear lock -up control ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620919622.9U CN205978406U (en) | 2016-08-22 | 2016-08-22 | Endless track vehicle gear lock -up control ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205978406U true CN205978406U (en) | 2017-02-22 |
Family
ID=58033361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620919622.9U Active CN205978406U (en) | 2016-08-22 | 2016-08-22 | Endless track vehicle gear lock -up control ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205978406U (en) |
-
2016
- 2016-08-22 CN CN201620919622.9U patent/CN205978406U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |