CN207594671U - Fire-fighting and breakdown lorry chassis special are adjusted soon in airport - Google Patents
Fire-fighting and breakdown lorry chassis special are adjusted soon in airport Download PDFInfo
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- CN207594671U CN207594671U CN201721142785.1U CN201721142785U CN207594671U CN 207594671 U CN207594671 U CN 207594671U CN 201721142785 U CN201721142785 U CN 201721142785U CN 207594671 U CN207594671 U CN 207594671U
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- hydro
- pneumatic spring
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- automatic gear
- fire
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Abstract
Adjust fire-fighting and breakdown lorry chassis special soon the utility model is related to airport, the vehicle frame of the vehicle is equipped with two vehicle bridge, and forepart is steering and driving axle, and rear portion is rigid drive axle, which is characterized in that the chassis special is driven by dynamical system of walking；The walking dynamical system includes engine, torque-converters and automatic gear-box, the output terminal of the engine is sequentially connected by torque-converters and automatic gear-box, is connected between the torque-converters and the input shaft of automatic gear-box, between the forepart output shaft and steering and driving axle of automatic gear-box and between the rear portion output shaft and rigid drive axle of automatic gear-box by transmission shaft driven；The steering and driving axle and rigid drive axle are mounted on by hydro-pneumatic spring independent wheel suspension on vehicle frame.The utility model has the advantages that：There is load capacity, adapt to Various Complex road conditions, high maneuverability, high cross-country ability, the fire-fighting of the important places such as airport or the demand on rescue chassis can be met.
Description
Technical field
The utility model is related to a kind of airports to adjust fire-fighting and breakdown lorry chassis special soon.
Background technology
Airport crash fire vehicle has chassis respective unique requirement, and only more suitable chassis could be reasonable with upper dress
Matching effectively plays fire-fighting vehicle overall efficiency, and extends its service life.The application of comprehensive domestic and international airport crash fire vehicle shows
Shape is analyzed, and airport crash fire vehicle will be towards specialized, efficient, lightness and intelligent informationization development.
Due to the special environment of airport fire-fighting, the requirement to the time is particularly critical, and common fire fighting truck is difficult to quickly arrive at fire
Calamity scene, therefore, airport crash fire vehicle will provide higher speed, more effective fire-fighting equipment towards the special development in airport.
Lightness is to reduce oil consumption, increases effectively upper packing quality, improves delivery efficiency and manipulates the important channel of safety
One of, it is the current fresh target that fire-fighting vehicle is pursued both at home and abroad.Lightweighting materials have aluminium alloy, magnesium alloy, height using more
Strength steel, plastics and composite material etc..
Intelligent control and information system equipment, including vehicle chassis engine management, maintenance and repair, gearshift, braking, with
And the systems such as stability contorting, rear driven docking bridge and rolling control, realize chassis intelligent, automation and excellent dynamic property,
Economy, safety and long life.Current fire brigade's task amount is big, under conditions of crew shortage, improves fire fighting truck
Intelligent level is to save manpower, the enhancing most effective approach of combat effectiveness of the troops.
Therefore airport crash fire vehicle chassis special is the inexorable trend of airport crash fire vehicle development.
Invention content
The purpose of this utility model is to provide a kind of airport and adjusts fire-fighting and rescue chassis special soon, it is made to have heavy－duty
Amount adapts to the features such as Various Complex road conditions, high maneuverability, high cross-country ability, can meet the fire-fighting of the important places such as airport or rescue
Quote the demand on chassis.The technical solution of the utility model is：
Fire-fighting and breakdown lorry chassis special are adjusted in airport soon, and the vehicle frame of the vehicle is equipped with two vehicle bridge, and forepart is turns to
Drive axle, rear portion are rigid drive axle, which is driven by dynamical system of walking；The walking dynamical system packet
Engine, torque-converters and automatic gear-box are included, the output terminal of the engine is connected by torque-converters and automatic gear-box transmission
Connect, between the torque-converters and the input shaft of automatic gear-box, the forepart output shaft of automatic gear-box and steering and driving axle it
Between and the rear portion output shaft and rigid drive axle of automatic gear-box between connected by transmission shaft driven；The steering
Drive axle and rigid drive axle are mounted on by hydro-pneumatic spring independent wheel suspension on vehicle frame.
The hydro-pneumatic spring independent wheel suspension includes hydro-pneumatic spring upper bracket and the double transverse arm connecting brackets of hydro-pneumatic spring, should
Hydro-pneumatic spring upper bracket and the double transverse arm connecting brackets of hydro-pneumatic spring are bolted on vehicle frame, and the upper journal of hydro-pneumatic spring leads to
Upper pin is crossed to be rotatablely connected with hydro-pneumatic spring upper bracket；The down journal of hydro-pneumatic spring is rotatablely connected by lower bearing pin and lower cross arm,
For connecting the double transverse arm connecting brackets of hydro-pneumatic spring, the other end is connect by upper stub with hub shell for one end of Top Crossbeam；Under
For connecting the double transverse arm connecting brackets of hydro-pneumatic spring, the other end is used to connect with hub shell by lower stub for transverse arm one end；On
Transverse arm and lower cross arm are rotatablely connected by double transverse arm axis pins and the double transverse arm connecting brackets of hydro-pneumatic spring；Limited block is fixed on horizontal stroke
On arm, the rotation of come together with hydro-pneumatic spring upper bracket limitation Top Crossbeam and lower cross arm.
Description of the drawings
Fig. 1 is the agent structure schematic diagram of the utility model.
Fig. 2 is the structure diagram of hydro-pneumatic spring independent wheel suspension in Fig. 1.
Reference numeral：1st, cab assembly, 2, engine, 3, torque-converters, 4, vehicle frame 5, automatic gear-box, 6, turn to driving
Bridge, 7, rigid drive axle, 8, transmission shaft, 9, Hooke's joint, 10, hydro-pneumatic spring upper bracket, 11, the double transverse arms of hydro-pneumatic spring
Connecting bracket, 12, hydro-pneumatic spring, 13, upper pin, 14, lower bearing pin, 15, Top Crossbeam, 16, lower cross arm, 17, limited block, 18, double
Transverse arm pivot pin, 20, wheel hub, 21, upper stub, 22, lower stub, 23, single tire wheel.
Specific embodiment
The utility model is further described with reference to specific embodiment, and the advantages of the utility model and feature will be with
Description and it is apparent.But these embodiments are only exemplary, do not form any restrictions to the scope of the utility model.
It it will be understood by those skilled in the art that can be to the utility model skill under the spirit and scope without departing from the utility model
The details and form of art scheme are modified or are replaced, but these modifications and replacement each fall within the scope of protection of the utility model
It is interior.
Referring to Fig. 1 and Fig. 2, the utility model is related to a kind of airports to adjust fire-fighting and breakdown lorry chassis special, the vehicle soon
Vehicle frame two vehicle bridge are installed, forepart is steering and driving axle 6, and rear portion is rigid drive axle 7, which passes through walking
Dynamical system drives；The walking dynamical system includes engine 2, torque-converters 3 and automatic gear-box 5, the engine 2
Output terminal be sequentially connected by torque-converters 3 and automatic gear-box 5, the input shaft of the torque-converters 3 and automatic gear-box 5 it
Between, between the forepart output shaft of automatic gear-box 5 and steering and driving axle 6 and the rear portion output shaft and entirety of automatic gear-box 5
It is sequentially connected between formula drive axle 6 by transmission shaft 8；The steering and driving axle 6 and rigid drive axle 7 passes through oil gas
Spring independent wheel suspension is mounted on vehicle frame 4.
The hydro-pneumatic spring independent wheel suspension includes hydro-pneumatic spring upper bracket 10 and the double transverse arm connecting brackets of hydro-pneumatic spring
11, the hydro-pneumatic spring upper bracket 10 and the double transverse arm connecting brackets 11 of hydro-pneumatic spring are bolted on vehicle frame 4, hydro-pneumatic spring
12 upper journal is rotatablely connected by upper pin 13 and hydro-pneumatic spring upper bracket 10；The down journal of hydro-pneumatic spring 12 passes through lower bearing pin
14 are rotatablely connected with lower cross arm 16, and for connecting the double transverse arm connecting brackets 11 of hydro-pneumatic spring, the other end leads to for one end of Top Crossbeam 15
Cross stub 21 and 20 cage connection of wheel hub；16 one end of lower cross arm is another for connecting the double transverse arm connecting brackets 11 of hydro-pneumatic spring
It holds to pass through lower stub 22 and 20 cage connection of wheel hub；Top Crossbeam 15 and lower cross arm 16 pass through double transverse arm axis pins 18 and oil gas
The double transverse arm connecting brackets 11 of spring are rotatablely connected；Limited block 17 is fixed on Top Crossbeam 15, with hydro-pneumatic spring upper bracket 10 together
To limit the rotation of Top Crossbeam and lower cross arm.
When the vehicle is running, the longitudinal force and cross force of vehicle vehicle generation are born by upper and lower transverse arm, road surface is to wheel
Vertical impact power be transmitted on hydro-pneumatic spring by upper and lower transverse arm, hydro-pneumatic spring is around hydro-pneumatic spring upper bracket and lower cross arm
Rotation, while hydro-pneumatic spring length changes, internal gas volume also changes, and so as to absorb and release energy, plays
The power of vibration damping and buffering is passed and is passed on vehicle frame by hydro-pneumatic spring upper bracket by the effect of vibration damping and buffering, last hydro-pneumatic spring,
So as to improve the control stability of vehicle.
Claims (2)
1. fire-fighting and breakdown lorry chassis special are adjusted in airport soon, the vehicle frame of the vehicle is equipped with two vehicle bridge, and forepart is driven to turn to
Dynamic bridge, rear portion is rigid drive axle, which is characterized in that the chassis special is driven by dynamical system of walking；The walking
Dynamical system includes engine, torque-converters and automatic gear-box, and the output terminal of the engine is become by torque-converters with automatic
Fast case is sequentially connected, and between the torque-converters and the input shaft of automatic gear-box, the forepart output shaft of automatic gear-box is with turning
It is connected between drive axle and between the rear portion output shaft and rigid drive axle of automatic gear-box by transmission shaft driven；
The steering and driving axle and rigid drive axle are mounted on by hydro-pneumatic spring independent wheel suspension on vehicle frame.
2. fire-fighting and breakdown lorry chassis special are adjusted in airport according to claim 1 soon, which is characterized in that the oil gas bullet
Spring independent wheel suspension includes hydro-pneumatic spring upper bracket (10) and hydro-pneumatic spring pair transverse arm connecting brackets (11), on the hydro-pneumatic spring
The double transverse arm connecting brackets (11) of stent (10) and hydro-pneumatic spring are bolted on vehicle frame (4), hydro-pneumatic spring (12) it is upper
Journal stirrup is rotatablely connected by upper pin (13) and hydro-pneumatic spring upper bracket (10)；The down journal of hydro-pneumatic spring (12) passes through lower bearing pin
(14) it being rotatablely connected with lower cross arm (16), one end of Top Crossbeam (15) is used to connect the double transverse arm connecting brackets (11) of hydro-pneumatic spring,
The other end passes through upper stub (21) and wheel hub (20) cage connection；Lower cross arm (16) one end connects for connecting the double transverse arms of hydro-pneumatic spring
Stent (11) is connect, the other end is used to pass through lower stub (22) and wheel hub (20) cage connection；Top Crossbeam (15) and lower cross arm (16)
It is rotatablely connected by double transverse arm axis pins (18) and the double transverse arm connecting brackets (11) of hydro-pneumatic spring；Limited block (17) is fixed on horizontal stroke
On arm (15), the rotation of come together with hydro-pneumatic spring upper bracket (10) limitation Top Crossbeam and lower cross arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721142785.1U CN207594671U (en) | 2017-09-07 | 2017-09-07 | Fire-fighting and breakdown lorry chassis special are adjusted soon in airport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721142785.1U CN207594671U (en) | 2017-09-07 | 2017-09-07 | Fire-fighting and breakdown lorry chassis special are adjusted soon in airport |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207594671U true CN207594671U (en) | 2018-07-10 |
Family
ID=62751753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721142785.1U Active CN207594671U (en) | 2017-09-07 | 2017-09-07 | Fire-fighting and breakdown lorry chassis special are adjusted soon in airport |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207594671U (en) |
-
2017
- 2017-09-07 CN CN201721142785.1U patent/CN207594671U/en active Active
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