CN206336086U - A kind of heavy-duty commercial vehicle control system of floatation bridge - Google Patents
A kind of heavy-duty commercial vehicle control system of floatation bridge Download PDFInfo
- Publication number
- CN206336086U CN206336086U CN201621450359.XU CN201621450359U CN206336086U CN 206336086 U CN206336086 U CN 206336086U CN 201621450359 U CN201621450359 U CN 201621450359U CN 206336086 U CN206336086 U CN 206336086U
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- valve
- relay
- gas outlet
- way
- air bag
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Abstract
The utility model is related to a kind of heavy-duty commercial vehicle control system of floatation bridge, including：Floating axle controlling switch, the switch that reverses gear, relay, two-position-five-way solenoid valve, relay valve, air accumulator, lifting air bag and carrying air bag.Relay is normally closed switch, the input of relay is connected with one end of floating axle controlling switch, the other end of floating axle controlling switch is connected with battery positive voltage, the output end of relay is connected with the control end of two-position-five-way solenoid valve, the coil-end of relay is serially connected between the one end for the switch that reverses gear and vehicle ground, and the other end for the switch that reverses gear is connected with battery positive voltage.The air inlet of two-position-five-way solenoid valve is connected with the gas outlet of air accumulator, and the first gas outlet of two-position-five-way solenoid valve is connected with lifting air bag, and the second gas outlet of two-position-five-way solenoid valve is connected with the control mouth of relay valve.The air inlet of relay valve is connected with the gas outlet of air accumulator, and the gas outlet of relay valve is connected with carrying air bag.The utility model can reduce auto cost.
Description
Technical field
The utility model is related to automobile brake load-bearing control field, more particularly to a kind of heavy-duty commercial vehicle floating axle control system
System.
Background technology
With the fast development of automotive engineering, automobile carrying quality is increasing, for heavy three axle or four axle vapor ladens
Car, is often equipped with air suspension apparatus, makes to put down carrying in full load, is lifted when unloaded.The device, which has, preferably to be carried and subtracts
Shake characteristic, can be lifted according to vehicle different loads situation or the bearing bridge that lands.If raising up bearing bridge when unloaded, it can drop
Low tire wear and running resistance.Full load puts down bearing bridge, can increase the bearing capacity of vehicle, has vehicle preferable
Fuel economy and load-carrying properties.Control system of floatation bridge is the key components that bearing bridge realizes lifting or landing, mesh
Before, the system is constituted using controller and electronic component mostly, and its electronics integrated level and production cost are higher, work as Electronic Control
When system breaks down, it is necessary to could be diagnosed using special diagnostic instrments, maintenance is inconvenient, it is impossible to exclude in time therefore
Barrier, can only change whole control module, easily increase use cost.
Utility model content
The utility model provides a kind of heavy-duty commercial vehicle control system of floatation bridge, solves existing control system of floatation bridge and often adopts
Directly controlled with controller, during failure, the problem of maintenance cost is high reduces production and the use cost of automobile.
To realize object above, the utility model provides following technical scheme：
A kind of heavy-duty commercial vehicle control system of floatation bridge, including：Floating axle controlling switch, the switch that reverses gear, relay, two
Five-way electromagnetic valve, relay valve, air accumulator, lifting air bag and carrying air bag；
The relay is normally closed switch, the input of the relay and one end phase of the floating axle controlling switch
Even, the other end of the floating axle controlling switch is connected with battery positive voltage, the output end of the relay and described two five
The control end of three-way electromagnetic valve is connected, and the coil-end of the relay is serially connected between one end and vehicle ground of the switch that reverses gear,
The other end of the switch that reverses gear is connected with battery positive voltage；
The air inlet of the two-position-five-way solenoid valve is connected with the gas outlet of air accumulator, and the of the two-position-five-way solenoid valve
One gas outlet is connected with lifting air bag, and the second gas outlet of the two-position-five-way solenoid valve connects with the control mouth of the relay valve
It is logical；
The air inlet of the relay valve is connected with the gas outlet of air accumulator, the gas outlet of the relay valve and the carrying gas
Capsule is connected；
In vehicle zero load or underloading, the floating axle controlling switch is off, and the air accumulator passes through described
Two-position-five-way solenoid valve makes the lifting airbag aeration, so that floating axle is lifted；
In vehicle full load, the floating axle controlling switch closure, the two-position-five-way solenoid valve controls the relay valve
The gas outlet of air inlet and the relay valve turn on, the air accumulator is to the carrying airbag aeration, so that floating axle is put down,
Meanwhile, the lifting air bags；
In vehicle backing, the switch closure of reversing gear, the relay is off, and the air accumulator passes through institute
Stating two-position-five-way solenoid valve makes the lifting airbag aeration, the carrying air bags, so that floating axle is lifted.
It is preferred that, also include：Pressure regulator valve, the air inlet of the pressure regulator valve is connected with the gas outlet of the air accumulator, described
The gas outlet of pressure regulator valve is connected with the air inlet of the relay valve.
It is preferred that, also include：First three-way magnetic valve, first three-way magnetic valve is normally open solenoid valve；
The control end of first three-way magnetic valve is connected with the output end of the relay, first three-way magnetic valve
Air inlet communicated with the first gas outlet of the two-position-five-way solenoid valve, the gas outlet of first three-way magnetic valve with it is described
Lifting air bag is communicated；
When first three-way magnetic valve is in closure state, the lifting air bag passes through first three-way magnetic valve
Vent.
It is preferred that, also include：Second three-way magnetic valve, second three-way magnetic valve is normally closed solenoid valve；
The control end of second three-way magnetic valve is connected with the output end of the relay, second three-way magnetic valve
Air inlet communicated with the second gas outlet of the two-position-five-way solenoid valve, the gas outlet of second three-way magnetic valve with it is described
Carrying air bag is communicated；
When second three-way magnetic valve is in closure state, the carrying air bag passes through second three-way magnetic valve
Vent.
It is preferred that, also include：Levelling valve；
The levelling valve be serially connected in the gas outlet of the relay valve and second three-way magnetic valve air inlet it
Between；
The levelling valve is used to adjust admission pressure, and the gas pressure of the carrying air bag is maintained at setting
Scope.
It is preferred that, also include：Height sensor and instrument；
The height sensor is arranged on the control-rod of the levelling valve, the height for detecting vehicle chassis；
The input of the instrument is connected with the output end of the height sensor, and the instrument is used to show vehicle chassis
Highly.
The utility model provides a kind of heavy-duty commercial vehicle control system of floatation bridge, and air accumulator pair is controlled by five-way electromagnetic valve
The inflation/deflation of lifting air bag and carrying air bag, solves existing control system of floatation bridge and is directly controlled frequently with controller, event occur
During barrier, the problem of maintenance cost is high reduces production and the use cost of automobile.
Brief description of the drawings
, below will be attached to what is used needed for embodiment in order to illustrate more clearly of specific embodiment of the utility model
Figure is briefly described.
Fig. 1：It is a kind of heavy-duty commercial vehicle control system of floatation bridge schematic diagram that the utility model is provided；
Fig. 2：It is a kind of heavy-duty commercial vehicle control system of floatation bridge schematic diagram that the utility model embodiment is provided.
Reference
1 floating axle controlling switch
2 relays
3 lifting air bags
4 carrying air bags
5 reverse gear switch
6 pressure protection valves
7 air accumulators
8 filters
9 two-position-five-way solenoid valves
10 relay valves
11 pressure regulator valves
12 first three-way magnetic valves
13 second three-way magnetic valves
14 levelling valves
15 instrument
Second gas outlet of A two-position-five-way solenoid valves
First gas outlet of B two-position-five-way solenoid valves
The air inlet of P two-position-five-way solenoid valves
The exhaust outlet of S two-position-five-way solenoid valves
The exhaust outlet of R two-position-five-way solenoid valves
B+ battery positive voltage
The control mouth of a relay valves
The air inlet of b relay valves
The gas outlet of c relays
Embodiment
In order that those skilled in the art more fully understand the scheme of the utility model embodiment, below in conjunction with the accompanying drawings and
Embodiment is described in further detail to the utility model embodiment.
Realized for Current vehicle control system of floatation bridge using electronic controller, its integrated level is high, when breaking down,
The problem of its maintenance cost is high, the utility model provides a kind of heavy-duty commercial vehicle control system of floatation bridge, passes through five-way electromagnetic valve
To control air accumulator to lifting air bag and the inflation/deflation of carrying air bag, existing control system of floatation bridge is solved straight frequently with controller
Control is connect, during failure, the problem of maintenance cost is high reduces production and the use cost of automobile.
As shown in figure 1, a kind of heavy-duty commercial vehicle control system of floatation bridge schematic diagram provided for the utility model, the system
Including：Floating axle controlling switch 1, the switch 5 that reverses gear, relay 2, two-position-five-way solenoid valve 9, relay valve 10, air accumulator 7, lifting
Air bag 3 and carrying air bag 4.Relay 2 is normally closed switch, the input of relay 2 and one end phase of floating axle controlling switch 1
Even, the other end of floating axle controlling switch 1 is connected with battery positive voltage B+, output end and the two-position-five-way solenoid valve 9 of relay 2
Control end be connected, the coil-end of relay 2 be serially connected in reverse gear switch 5 one end and vehicle ground between, reverse gear switch 5 it is another
End is connected with battery positive voltage B+.The air inlet P for stating two-position-five-way solenoid valve is connected with the gas outlet of air accumulator 7, two-position five-way
First gas outlet B of magnetic valve is connected with lifting air bag 3, the second gas outlet A of two-position-five-way solenoid valve and the control of relay valve
Mouth a connections.The air inlet b of relay valve is connected with the gas outlet of air accumulator 7, and the gas outlet c of relay valve is connected with carrying air bag 4.
In vehicle zero load or underloading, floating axle controlling switch 1 is off, and air accumulator 7 makes to carry by two-position-five-way solenoid valve 9
Rise air bag 3 to inflate, so that floating axle is lifted.In vehicle full load, floating axle controlling switch 1 is closed, and two-position-five-way solenoid valve 9 is controlled
The air inlet b of relay valve processed and the gas outlet c of relay valve are turned on, and 7 pairs of carrying air bags 4 of air accumulator are inflated, so that floating axle is put down,
Meanwhile, lifting air bag 3 is vented.In vehicle backing, the switch 5 that reverses gear is closed, and relay 2 is off, and air accumulator 7 passes through
Two-position-five-way solenoid valve 9 inflates lifting air bag 3, and carrying air bag 4 is vented, so that floating axle is lifted.
Specifically, when vehicle is unloaded or underloading, driver do not manipulate floating axle controlling switch 1, pushed inflating pumping action
Contracting gas enters gas receiver 7 through pressure protection valve 6, and two-position-five-way solenoid valve 9 is led to after being filtered by filter 8, now two five
Three-way electromagnetic valve air inlet P is communicated with the first gas outlet B, and gas enters lifting air bag 3 through the first gas outlet B, is filled for lifting air bag 3
Gas, floating axle is elevated；Now, the gas outlet A of two-position-five-way solenoid valve 9 second leads to exhaust outlet S-phase, makes carrying air bags.
When vehicle is carried, driver's control floating bridge switch 1 is closed, and relay output end conducting, two-position-five-way solenoid valve is powered, this
When, the air inlet P of two-position-five-way solenoid valve is communicated with the second gas outlet A, and the first gas outlet B and exhaust outlet R are communicated.Position five is powered
Second gas outlet A of magnet valve gas is made the air inlet b of relay valve be communicated with gas outlet c, made by the control mouth a of relay valve 10
7 pairs of carrying air bags 4 of air accumulator are inflated, and bearing bridge is laid down, and realizes bearing bridge bearing function.When vehicle needs reversing, reverse gear
Switch 5 is closed, and the adhesive of relay 2, two-position-five-way solenoid valve 9 is powered off, and its air inlet P is communicated with the first gas outlet B, lifts air bag
3 inflations, carrying air bag 4 is vented, and floating axle is elevated, bearing bridge tire heavy wear hidden danger when being prevented effectively from reversing.
Further, also include：Pressure regulator valve, the air inlet of the pressure regulator valve is connected with the gas outlet of the air accumulator, described
The gas outlet of pressure regulator valve is connected with the air inlet of the relay valve.
As shown in Fig. 2 a kind of heavy-duty commercial vehicle control system of floatation bridge schematic diagram provided for the utility model embodiment.
The system also includes：First three-way magnetic valve 12, first three-way magnetic valve 12 is normally open solenoid valve.Described 1st is powered
The control end of magnet valve 12 is connected with the output end of the relay 2, air inlet and the two-position five-way electricity of the first three-way magnetic valve 12
First gas outlet B of magnet valve is communicated, and the gas outlet of the first three-way magnetic valve is communicated with the lifting air bag 3.It is powered the one or three
When magnet valve 12 is in closure state, vent of the air bag 3 by the first three-way magnetic valve 12 is lifted.
Further, the system also includes：Second three-way magnetic valve 13, the second three-way magnetic valve 13 is normally closed solenoid valve.The
The control end of two three-way magnetic valves 13 is connected with the output end of relay 2, the air inlet of the second three-way magnetic valve 13 and two five
Second gas outlet A of three-way electromagnetic valve, the gas outlet of the second three-way magnetic valve 13 is communicated with carrying air bag 4.In the second threeway electromagnetism
When valve 13 is in closure state, vent of the air bag 4 by the second three-way magnetic valve 13 is carried.
Further, the system also includes：Levelling valve 14.Levelling valve 14 be serially connected in the gas outlet c of relay valve with
Between the air inlet of second three-way magnetic valve 13.Levelling valve 14 is used to adjust admission pressure, and makes the gas of carrying air bag 4
Pressure is maintained at the scope of setting.
In actual applications, the system may also include：Height sensor (not shown on figure) and instrument 15；The height is passed
Sensor is arranged on the control-rod of the levelling valve, the height for detecting vehicle chassis；The input of the instrument 15
It is connected with the output end of the height sensor, the instrument 15 is used to show vehicle chassis highly.
It should be noted that during vehicle use, levelling valve sends chassis height variable signal to combination instrument
Table, when car load increase, instrument can use lift bridge bearing function with text prompt driver, be carried for sharing vehicle
Lotus.
It can be seen that, the utility model provides a kind of heavy-duty commercial vehicle control system of floatation bridge, controls to store up by five-way electromagnetic valve
Gas tank solves existing control system of floatation bridge and directly controlled frequently with controller to lifting air bag and the inflation/deflation of carrying air bag,
During failure, the problem of maintenance cost is high reduces production and the use cost of automobile.
Construction of the present utility model, feature and action effect is described in detail according to diagrammatically shown embodiment above, with
Upper described is only preferred embodiment of the present utility model, but the utility model is not to limit practical range shown in drawing, it is every according to
According to the made change of conception of the present utility model, or the Equivalent embodiments of equivalent variations are revised as, still without departing from specification and figure
, all should be in protection domain of the present utility model when showing covered spirit.
Claims (6)
1. a kind of heavy-duty commercial vehicle control system of floatation bridge, it is characterised in that including：Floating axle controlling switch, the switch that reverses gear, after
Electrical equipment, two-position-five-way solenoid valve, relay valve, air accumulator, lifting air bag and carrying air bag；
The relay is normally closed switch, and the input of the relay is connected with one end of the floating axle controlling switch, institute
The other end for stating floating axle controlling switch is connected with battery positive voltage, the output end of the relay and the two-position five-way electromagnetism
The control end of valve is connected, and the coil-end of the relay is serially connected between one end and vehicle ground of the switch that reverses gear, it is described fall
The other end of position switch is connected with battery positive voltage；
The air inlet of the two-position-five-way solenoid valve is connected with the gas outlet of air accumulator, and the first of the two-position-five-way solenoid valve goes out
Gas port is connected with lifting air bag, and the second gas outlet of the two-position-five-way solenoid valve is connected with the control mouth of the relay valve；
The air inlet of the relay valve is connected with the gas outlet of air accumulator, and the gas outlet of the relay valve connects with the carrying air bag
It is logical；
In vehicle zero load or underloading, the floating axle controlling switch is off, and the air accumulator passes through described two
Five-way electromagnetic valve makes the lifting airbag aeration, so that floating axle is lifted；
In vehicle full load, the floating axle controlling switch closure, the two-position-five-way solenoid valve controls entering for the relay valve
The gas outlet of gas port and the relay valve is turned on, and the air accumulator is to the carrying airbag aeration, so that floating axle is put down, together
When, the lifting air bags；
In vehicle backing, the switch closure of reversing gear, the relay is off, and the air accumulator passes through described two
Position five-way electromagnetic valve makes the lifting airbag aeration, the carrying air bags, so that floating axle is lifted.
2. control system according to claim 1, it is characterised in that also include：Pressure regulator valve, the air inlet of the pressure regulator valve
Connected with the gas outlet of the air accumulator, the gas outlet of the pressure regulator valve is connected with the air inlet of the relay valve.
3. control system according to claim 2, it is characterised in that also include：First three-way magnetic valve, the described 1st
Three-way electromagnetic valve is normally open solenoid valve；
The control end of first three-way magnetic valve is connected with the output end of the relay, and first three-way magnetic valve enters
Gas port is communicated with the first gas outlet of the two-position-five-way solenoid valve, the gas outlet of first three-way magnetic valve and the lifting
Air bag is communicated；
When first three-way magnetic valve is in closure state, the row that the lifting air bag passes through first three-way magnetic valve
Gas port is vented.
4. control system according to claim 3, it is characterised in that also include：Second three-way magnetic valve, the described 2nd 3
Three-way electromagnetic valve is normally closed solenoid valve；
The control end of second three-way magnetic valve is connected with the output end of the relay, and second three-way magnetic valve enters
Gas port is communicated with the second gas outlet of the two-position-five-way solenoid valve, the gas outlet of second three-way magnetic valve and the carrying
Air bag is communicated；
When second three-way magnetic valve is in closure state, the row that the carrying air bag passes through second three-way magnetic valve
Gas port is vented.
5. control system according to claim 4, it is characterised in that also include：Levelling valve；
The levelling valve is serially connected between the air inlet of the gas outlet of the relay valve and second three-way magnetic valve；
The levelling valve is used to adjust admission pressure, and the gas pressure of the carrying air bag is maintained at the model of setting
Enclose.
6. control system according to claim 5, it is characterised in that also include：Height sensor and instrument；
The height sensor is arranged on the control-rod of the levelling valve, the height for detecting vehicle chassis；
The input of the instrument is connected with the output end of the height sensor, and the instrument is used to show vehicle chassis
Highly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450359.XU CN206336086U (en) | 2016-12-28 | 2016-12-28 | A kind of heavy-duty commercial vehicle control system of floatation bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450359.XU CN206336086U (en) | 2016-12-28 | 2016-12-28 | A kind of heavy-duty commercial vehicle control system of floatation bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206336086U true CN206336086U (en) | 2017-07-18 |
Family
ID=59302942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621450359.XU Expired - Fee Related CN206336086U (en) | 2016-12-28 | 2016-12-28 | A kind of heavy-duty commercial vehicle control system of floatation bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206336086U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293807A (en) * | 2018-03-23 | 2019-10-01 | 威伯科印度有限公司 | Lift bridge control unit for a lift bridge suspension system of a vehicle |
| CN113335012A (en) * | 2021-06-30 | 2021-09-03 | 三一专用汽车有限责任公司 | Suspension control method and system and multi-axis vehicle |
| CN115534608A (en) * | 2022-10-28 | 2022-12-30 | 中国重汽集团济南动力有限公司 | Supporting shaft bearing control device and method and automobile |
-
2016
- 2016-12-28 CN CN201621450359.XU patent/CN206336086U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293807A (en) * | 2018-03-23 | 2019-10-01 | 威伯科印度有限公司 | Lift bridge control unit for a lift bridge suspension system of a vehicle |
| CN113335012A (en) * | 2021-06-30 | 2021-09-03 | 三一专用汽车有限责任公司 | Suspension control method and system and multi-axis vehicle |
| CN115534608A (en) * | 2022-10-28 | 2022-12-30 | 中国重汽集团济南动力有限公司 | Supporting shaft bearing control device and method and automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170718 Termination date: 20191228 |