CN208006938U - Two way special vehicle and its braking system - Google Patents
Two way special vehicle and its braking system Download PDFInfo
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- CN208006938U CN208006938U CN201820200146.4U CN201820200146U CN208006938U CN 208006938 U CN208006938 U CN 208006938U CN 201820200146 U CN201820200146 U CN 201820200146U CN 208006938 U CN208006938 U CN 208006938U
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- 239000003921 oil Substances 0.000 description 28
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000012857 repacking Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model provides a kind of braking system of two way special vehicle, including main vehicle brake apparatus, secondary vehicle brake apparatus and switch unit；Main vehicle brake apparatus includes main vehicle braking driving unit and the brake unit by the braking driving unit driving of main vehicle；Secondary vehicle brake apparatus includes that secondary vehicle brakes driving unit；Switch unit is separately connected brake unit, main vehicle braking driving unit and secondary vehicle braking driving unit, and so that brake unit is braked driving unit with main vehicle and be connected to, or be connected to secondary vehicle braking driving unit, and brake unit is made selectively to receive the control of main vehicle braking driving unit or secondary vehicle braking driving unit and execute braking.Two way special vehicle includes main vehicle, secondary vehicle and braking system.The utility model realizes the bridge joint of secondary vehicle and the braking of main vehicle on the basis of retaining main vehicle brake structure, realizes two way braking.
Description
Technical field
The utility model is related to special vehicle field, more particularly to a kind of two way special vehicle and its braking system.
Background technology
It is equipped with operation on the secondary vehicle that the special vehicle of two way has main vehicle and is equipped on main vehicle, main vehicle and secondary vehicle
System.Main vehicle is road vehicle, and upper road, which may be implemented, by main vehicle travels, and secondary vehicle is engineering machinery, meets phase by the pair vehicle
The job requirements answered.Vehicle-mounted fork truck belongs to this kind of vehicle, and main vehicle is road vehicle, and secondary vehicle is fork truck, in quick transition road
The occasions such as road, rescue of removing obstacles, working at height have very big practical value.When car accident occurs for road, can first pass through
Near main vehicle driven fast to the scene of the accident, driver operates to secondary vehicle (fork truck), quickly removes obstacles and trailer to reach
Purpose.
Utility model content
The purpose of this utility model is to provide a kind of two way special vehicle and its braking systems, to protect as far as possible
The bridge joint for realizing secondary vehicle and main vehicle brake apparatus on the basis of main vehicle brake apparatus component is stayed, realizes and spy is being formed by road vehicle
Repacking convenience when kind vehicle and economy.
In order to solve the above technical problems, the utility model adopts the following technical solution：
One side according to the present utility model, the utility model provide a kind of braking system of two way special vehicle
System, including main vehicle brake apparatus, the main vehicle brake apparatus include main vehicle braking driving unit and brake driving unit by main vehicle
The brake unit of driving；The braking system further includes secondary vehicle brake apparatus and switch unit；It is described pair vehicle brake apparatus include
Secondary vehicle brakes driving unit；The switch unit is separately connected the brake unit, the main vehicle brakes driving unit and described
Secondary vehicle brakes driving unit, and so that the brake unit is braked driving unit with the main vehicle and be connected to, or with institute
Secondary vehicle braking driving unit connection is stated, and the brake unit is made selectively to receive the main vehicle braking driving unit or institute
It states the control of secondary vehicle braking driving unit and executes braking.
More preferably, it includes two ports that the brake unit, which includes ABS module assembly described in ABS module assembly,；It is described to cut
It includes two switching valves to change unit, and two switching valves are respectively correspondingly connected with a port of the ABS module assembly, and each switching valve is also equal
Connect the main vehicle braking driving unit and the secondary vehicle braking driving unit；Two ports through the switching valve selectively
It is connected to the main vehicle braking driving unit or is connected to the secondary vehicle braking driving unit.
More preferably, the switching valve is two-position three-way valve or two position four-way valves.
More preferably, the main vehicle braking driving unit includes main vehicle brake pedal and main vehicle master cylinder；The main vehicle system
Dynamic master cylinder is hydraulic cylinder, which includes two oil pockets, and each correspondence of two oil pockets connects an end through a switching valve
Mouthful.
More preferably, the secondary vehicle braking driving unit includes secondary vehicle brake pedal and secondary vehicle master cylinder；The pair vehicle system
Dynamic master cylinder is hydraulic cylinder, and there are two oil pockets, each correspondence of two oil pockets of the pair vehicle master cylinder to be connected through a switching valve
One port.
More preferably, the main vehicle master cylinder and the secondary vehicle master cylinder are vacuum booster with master cylinder.
More preferably, the power-assisted of the main vehicle braking driving unit and the secondary vehicle braking driving unit is by same set of power list
Member provides；The power unit includes vacuum pump, the first check valve and the second check valve, and first check valve connects the master
Vehicle master cylinder makes the power unit brake driving unit for the main vehicle and provide power-assisted, and second check valve connects institute
Stating secondary vehicle master cylinder makes the power-assisted unit brake driving unit for the secondary vehicle and provide power-assisted.
More preferably, the vacuum pump, first check valve and second check valve are connected by three-way connection.
More preferably, the power of the main vehicle braking driving unit is provided by main vehicle power unit, the pair vehicle braking driving
The power of unit is provided by secondary vehicle power unit, and the main vehicle power unit and the secondary vehicle power unit are mutual indepedent.
Other side according to the present utility model, the utility model also provide a kind of two way special vehicle, including
Main vehicle and secondary vehicle；The two way feature vehicle further includes braking system as described above；The main vehicle system of the braking system
Dynamic driving unit is set on the main vehicle；The secondary vehicle braking driving unit of the braking system is set on the secondary vehicle.
As shown from the above technical solution, the utility model has the following advantages that：The braking system provided by the utility model
System, the concrete structure of main vehicle brake apparatus can continue to use the original brake structure of road vehicle, can be taken on the basis of road vehicle
It carries secondary vehicle (engineering machinery of such as fork truck etc) to be transformed, increase can drive wheel drag assembly system in main vehicle brake apparatus
Dynamic secondary vehicle brake apparatus, realizes the bridge joint of secondary vehicle and main vehicle brake apparatus, vehicle is made to have two way braking function, to the greatest extent
The parts for possibly remaining main vehicle and secondary vehicle, realize the convenience and economy of repacking.It is equipped in main vehicle brake apparatus
Switch unit, when needing secondary vehicle to drive braking, switch unit establishes the connection of secondary vehicle braking driving unit and brake unit, makes
Brake unit realization braking can be controlled by obtaining secondary vehicle；And when main vehicle drives and brakes, establish main vehicle braking driving unit and braking
The connection of unit so that main vehicle can control brake unit and realize that braking, secondary vehicle cannot control braking, do not influence main vehicle and drive
Control for brake.
Description of the drawings
Fig. 1 is the principle schematic of the utility model braking system preferred embodiment.
The reference numerals are as follows：1, main vehicle brake apparatus；11, main vehicle brake pedal；12, main vehicle master cylinder；15,
ABS module assembly；16, right front brake assembly；17, left front brake assembly；18, right rear brake assembly；19, left back system
Dynamic device assembly；2, secondary vehicle brake apparatus；21, secondary vehicle brake pedal；22, secondary vehicle master cylinder；3, power unit；31, vacuum pump；
32, three-way connection；33, the first check valve；34, the second check valve；4, switch unit；41, the first switching valve；42, the second switching
Valve.
Specific implementation mode
Embodying the exemplary embodiment of the utility model features and advantages will describe in detail in the following description.It should be understood that
To be the utility model can have various variations in different embodiments, all do not depart from the model of the utility model
It encloses, and the descriptions and illustrations are essentially for illustration purposes, rather than to limit the utility model.
A kind of two way special vehicle of the utility model offer and its braking system.Special vehicle has main vehicle and pair
Vehicle.
As shown in Figure 1, braking system includes that main vehicle brake apparatus 1, secondary vehicle brake apparatus 2, power unit 3 and switching are single
Member 4.Main vehicle brake apparatus 1 and secondary vehicle brake apparatus 2 act on the wheel of special vehicle, to realize the system of special vehicle
It is dynamic, so that slow down even stop, the make special vehicle speed of descent run of the special vehicle in traveling kept stablizing, made stagnation of movement
Special vehicle remains stationary as.
Main vehicle brake apparatus 1 includes main vehicle brake pedal 11, main vehicle master cylinder 12, ABS module assembly 15 and wheel
Brake assembly.
Main vehicle brake pedal 11 and main vehicle master cylinder 12 form main vehicle braking driving unit, driving ABS module assemblies 15
And then it controls wheel drag assembly and is braked.Main vehicle braking driving unit is set on main vehicle.In the present embodiment, main vehicle system
Dynamic master cylinder 12 is hydraulic cylinder, which includes two oil pockets, respectively the first oil pocket and the second oil pocket.First oil pocket is close
The piston rod of hydraulic cylinder, piston rod of second oil pocket far from hydraulic cylinder.First oil pocket and the second oil pocket step on the braking of main vehicle
The power of plate 11 is converted into hydraulic pressure and is transferred to ABS module assembly 15.
In the present embodiment, the piston rod of main vehicle master cylinder 12 and main vehicle brake pedal 11 be hinged and connected and can be by main vehicle system
The dynamic driving of pedal 11 movement, ABS module assemblies 15 are passed to by the hydraulic oil in main vehicle master cylinder 12.
In other embodiment, the piston rod of the hydraulic cylinder of main vehicle master cylinder 12 can also pass through link mechanism and main vehicle
Brake pedal 11 is connected, as long as can be driven by main vehicle brake pedal 11 mobile.Main vehicle master cylinder 12 can also be have
The main vehicle brake pedal 11 of the various functions such as decrease of noise functions or cooling function.
ABS module assembly 15 and wheel drag assembly form brake unit.ABS module assembly 15 includes two ports,
Respectively first port and second port form double loop, the drive for receiving main vehicle brake apparatus 1 or secondary vehicle brake apparatus 2
It moves and controls wheel drag assembly and execute braking.In the present embodiment, ABS module assembly 15 is 4S4M patterns, that is, includes four
Sensor and four solenoid valves.In other embodiment, ABS module assembly 15 can also be 4S3M patterns, 4S2M patterns, 2S2M
Pattern or other patterns.Wheel drag assembly include right front brake assembly 16, left front brake assembly 17, it is right after brake
Device assembly 18 and left back brake assembly 19, are connected with ABS module assembly 15 respectively, and can receive ABS module assembly 15
It controls and is braked.
Secondary vehicle brake apparatus 2 includes secondary vehicle brake pedal 21 and secondary vehicle master cylinder 22.Secondary vehicle brake pedal 21 and secondary vehicle
Master cylinder 22 forms secondary vehicle braking driving unit.Secondary vehicle braking driving unit is set on secondary vehicle.In the present embodiment, secondary vehicle system
Dynamic master cylinder 22 is hydraulic cylinder, which includes two oil pockets, respectively the first oil pocket and the second oil pocket.First oil pocket and
Two oil pockets convert the power of secondary vehicle brake pedal 21 to hydraulic pressure and are transferred to ABS module assembly 15.
In the present embodiment, the piston rod of secondary vehicle master cylinder 22 and secondary vehicle brake pedal 21 be hinged and connected and can be by secondary vehicle system
The dynamic driving of pedal 21 movement, ABS module assemblies 15 are passed to by the hydraulic oil in secondary vehicle master cylinder 22.
In other embodiment, the piston rod of the hydraulic cylinder of secondary vehicle master cylinder 22 can also pass through link mechanism and secondary vehicle
Brake pedal 21 is connected, as long as can be driven by secondary vehicle brake pedal 21 mobile.Secondary vehicle master cylinder 22 can also be have
The secondary vehicle master cylinder 22 of the various functions such as decrease of noise functions or cooling function.
Switch unit 4 includes two switching valves, respectively the first switching valve 41 and the second switching valve 42, two switching valves 41,42
Respectively it is correspondingly connected with a port of ABS module assembly 15.Specifically, in the present embodiment, it is total that the first switching valve 41 connects ABS module
At 15 first port, the second switching valve 42 connects the second port of ABS module assembly 15, and the first switching valve 41 and second is cut
It changes valve 42 and is also all connected with main vehicle braking driving unit and secondary vehicle braking driving unit, two-port is made to be selected through two switching valves 41,42
Property with main vehicle braking driving unit be connected to or with secondary vehicle brake driving unit be connected to.
In the present embodiment, two switching valves 41,42 are two-position three-way valve, have P mouthfuls, A mouthfuls and B mouthfuls, and have spring position
With two kinds of working conditions of electromagnetic potential, at spring position, P mouthfuls are connected to A mouthfuls；In electromagnetic potential, P mouthfuls are connected to B mouthfuls.
The P mouths of first switching valve 41 are connected to the first port of ABS module assembly 15, and the A mouths of the first switching valve 41 are direct
It is connected to the first oil pocket of secondary vehicle master cylinder 22, the B mouths of the first switching valve 41 are directly connected to the of main vehicle master cylinder 12
One oil pocket.
The P mouths of second switching valve 42 are connected to the second port of ABS module assembly 15, and the A mouths of the second switching valve 42 are direct
It is connected to the second oil pocket of secondary vehicle master cylinder 22, the B mouths of the second switching valve 42 are directly connected to the of main vehicle master cylinder 12
Two oil pockets.
In other embodiment, two switching valves also can be replaced two position four-way valves or other valves parts, and can realize makes ABS moulds
Block assembly 15 is connected to main vehicle braking driving unit, or is connected to secondary vehicle braking driving unit.
In the present embodiment, main vehicle braking driving unit and secondary vehicle brake the power-assisted of driving unit by same set of power unit 3
It provides.Power unit 3 includes vacuum pump 31, the first check valve 33, the second check valve 34 and three-way connection 32, three-way connection 32
It is separately connected vacuum pump 31, the first check valve 33 and the second check valve 34.First check valve 33, which connects main vehicle master cylinder 12, to be made
It obtains power unit 3 and provides power-assisted for main vehicle braking driving unit, 34 auxiliary connection vehicle master cylinder 22 of the second check valve is so that power
Unit 3 brakes driving unit for secondary vehicle and provides power-assisted.
In other embodiment, it can also be that the power-assisted of main vehicle braking driving unit is provided by main vehicle power unit, secondary vehicle system
The power-assisted of dynamic driving unit is provided by secondary vehicle power unit, and main vehicle power unit and secondary vehicle power unit are mutual indepedent.
Specifically, the operation principle of the braking system of the utility model is as follows：
When main vehicle drives, the first switching valve 41 and the second switching valve 42 are in spring position, and P mouthfuls communicate with B mouthfuls, this
When main vehicle braking driving unit hydraulic cylinder first end directly with ABS module assembly 15 of the first oil pocket and the second oil pocket
Mouth is connected to second port, and connectionless with secondary vehicle braking driving unit, and secondary vehicle brake pedal 21 can not be through secondary vehicle master cylinder
22 drive and work to wheel drag assembly.After stepping on main vehicle brake pedal 11, main vehicle brake pedal 11 makes main vehicle system
The piston push rod of dynamic master cylinder 12 moves forward, and the first oil pocket and the second oil pocket of main vehicle master cylinder 12 are compressed to generate pressure
Power, and it is transferred to through the first switching valve 41 and the second switching valve 42 first port and second port of ABS module assembly 15, in turn
It is transferred to wheel drag assembly and realizes braking.
When secondary vehicle drives, the first switching valve 41 and the second switching valve 42 are in electromagnetic potential, and P mouthfuls communicate with A mouthfuls, this
When pair vehicle braking driving unit hydraulic cylinder first end directly with ABS module assembly 15 of the first oil pocket and the second oil pocket
Mouth is connected to second port, and connectionless with main vehicle braking driving unit, and main vehicle brake pedal 11 can not be through main vehicle master cylinder
12 drive and work to wheel drag assembly.After stepping on secondary vehicle brake pedal 21, secondary vehicle brake pedal 21 makes secondary vehicle system
The piston push rod of dynamic master cylinder 22 moves forward, and the first oil pocket and the second oil pocket of secondary vehicle master cylinder 22 are compressed to generate pressure
Power, and it is transferred to through the first switching valve 41 and the second switching valve 42 first port and second port of ABS module assembly 15, in turn
It is transferred to wheel drag assembly and realizes braking.
In above structure, main vehicle brake apparatus 1 and secondary vehicle brake apparatus 2 are all made of hydraulic power, and operation is light, abrasion
It is small.
In order to improve the manipulation portability of driver, brake pedal force is reduced, in the present embodiment, main 12 He of vehicle master cylinder
Secondary vehicle master cylinder 22 is vacuum booster with master cylinder.In other embodiment, main vehicle master cylinder 12 and secondary vehicle are braked
Master cylinder 22 can also use the vacuum booster with master cylinder of band brake help function or the vacuum booster band of other functions
Master cylinder.
The braking system provided by the utility model, it is original that the concrete structure of main vehicle brake apparatus can continue to use road vehicle
Brake structure, secondary vehicle (engineering machinery of such as fork truck etc) can be carried on the basis of road vehicle and is transformed, increase can
The secondary vehicle brake apparatus that wheel drag assembly is braked in main vehicle brake apparatus is driven, secondary vehicle and main vehicle brake apparatus are realized
Bridge joint, makes vehicle have two way braking function, remains the parts of main vehicle and secondary vehicle as much as possible, realizes repacking
Convenience and economy.It is equipped with switch unit in braking system, so that brake unit is braked driving unit with secondary vehicle and connects
It is logical, or be connected to main vehicle braking driving unit.When secondary vehicle drives, switch unit establishes secondary vehicle braking driving unit and braking
The connection of unit so that secondary vehicle can control brake unit；And when main vehicle drives, it is single that switch unit establishes main vehicle braking driving
The connection of member and brake unit, secondary vehicle cannot control brake unit, not influence the control to brake unit when main vehicle drives.
Although describing the utility model with reference to several exemplary embodiments, it is to be understood that, term used is to say
Term bright and exemplary, and not restrictive.Since the utility model can in a variety of forms be embodied without departing from practicality
Novel spirit or essence, it should therefore be appreciated that the above embodiment is not limited to any details above-mentioned, and should be in accompanying right
Widely explained in spirit and scope defined by it is required that, thus fall into whole variations in claim or its equivalent scope and
Remodeling all should be appended claims and be covered.
Claims (10)
1. a kind of braking system of two way special vehicle, including main vehicle brake apparatus, the main vehicle brake apparatus includes master
Vehicle brakes driving unit and the brake unit by the braking driving unit driving of main vehicle；It is characterized in that, the braking system is also wrapped
Include secondary vehicle brake apparatus and switch unit；
The pair vehicle brake apparatus includes that secondary vehicle brakes driving unit；
It is single that the switch unit is separately connected the brake unit, the main vehicle braking driving unit and the secondary vehicle braking driving
Member, and the brake unit is selectively made to be connected to the main vehicle braking driving unit, or driven with the secondary vehicle braking
Unit is connected to, and the brake unit is made selectively to receive the main vehicle braking driving unit or the secondary vehicle braking driving
The control of unit and execute braking.
2. braking system according to claim 1, which is characterized in that the brake unit includes ABS module assembly, described
ABS module assembly includes two ports；
The switch unit includes two switching valves, and two switching valves are respectively correspondingly connected with a port of the ABS module assembly, each
Switching valve is also all connected with the main vehicle braking driving unit and the secondary vehicle braking driving unit；
Two ports be selectively connected to the main vehicle braking driving unit through the switching valve or with the pair
Vehicle brakes driving unit connection.
3. braking system according to claim 2, which is characterized in that the switching valve is two-position three-way valve or two four-ways
Valve.
4. braking system according to claim 2, which is characterized in that the main vehicle braking driving unit includes main vehicle braking
Pedal and main vehicle master cylinder；The main vehicle master cylinder is hydraulic cylinder, which includes two oil pockets, and two oil pockets are each right
Switching valve described in Ying Jingyi connects a port.
5. braking system according to claim 4, which is characterized in that the pair vehicle braking driving unit includes that secondary vehicle is braked
Pedal and secondary vehicle master cylinder；The pair vehicle master cylinder is hydraulic cylinder, with two oil pockets, the two of the pair vehicle master cylinder
Each correspondence of oil pocket connects a port through a switching valve.
6. braking system according to claim 5, which is characterized in that the main vehicle master cylinder and the secondary vehicle braking master
Cylinder is vacuum booster with master cylinder.
7. braking system according to claim 5, which is characterized in that the main vehicle braking driving unit and the secondary vehicle system
The power-assisted of dynamic driving unit is provided by same set of power unit；The power unit includes vacuum pump, the first check valve and second
Check valve, first check valve connect the main vehicle master cylinder and so that the power unit is that the main vehicle braking driving is single
Member provides power-assisted, and the second check valve connection secondary vehicle master cylinder so that the power unit is that the secondary vehicle braking is driven
Moving cell provides power-assisted.
8. braking system according to claim 7, which is characterized in that the vacuum pump, first check valve and described
Second check valve is connected by three-way connection.
9. braking system according to claim 5, which is characterized in that the power of the main vehicle braking driving unit is by main vehicle
Power unit provide, it is described pair vehicle braking driving unit power is provided by secondary vehicle power unit, the main vehicle power unit with
The pair vehicle power unit is mutual indepedent.
10. a kind of two way special vehicle, including main vehicle and secondary vehicle；It is characterized in that, the two way special vehicle is also
Including such as claim 1-9 any one of them braking system；The main vehicle braking driving unit of the braking system is set to described
On main vehicle；The secondary vehicle braking driving unit of the braking system is set on the secondary vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820200146.4U CN208006938U (en) | 2018-02-05 | 2018-02-05 | Two way special vehicle and its braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820200146.4U CN208006938U (en) | 2018-02-05 | 2018-02-05 | Two way special vehicle and its braking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208006938U true CN208006938U (en) | 2018-10-26 |
Family
ID=63885869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820200146.4U Active CN208006938U (en) | 2018-02-05 | 2018-02-05 | Two way special vehicle and its braking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208006938U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733353A (en) * | 2018-12-28 | 2019-05-10 | 联创汽车电子有限公司 | Electric brake system and braking method |
| CN109733352A (en) * | 2018-12-28 | 2019-05-10 | 联创汽车电子有限公司 | Electric brake system and braking method |
| CN109733351A (en) * | 2018-12-28 | 2019-05-10 | 联创汽车电子有限公司 | Electric brake system and braking method |
-
2018
- 2018-02-05 CN CN201820200146.4U patent/CN208006938U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109733353A (en) * | 2018-12-28 | 2019-05-10 | 联创汽车电子有限公司 | Electric brake system and braking method |
| CN109733352A (en) * | 2018-12-28 | 2019-05-10 | 联创汽车电子有限公司 | Electric brake system and braking method |
| CN109733351A (en) * | 2018-12-28 | 2019-05-10 | 联创汽车电子有限公司 | Electric brake system and braking method |
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