CN106494179B - The self-propelled aerial work platform of automatically controlled vehicle bridge balance system and the application system - Google Patents
The self-propelled aerial work platform of automatically controlled vehicle bridge balance system and the application system Download PDFInfo
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- CN106494179B CN106494179B CN201611037959.8A CN201611037959A CN106494179B CN 106494179 B CN106494179 B CN 106494179B CN 201611037959 A CN201611037959 A CN 201611037959A CN 106494179 B CN106494179 B CN 106494179B
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- vehicle
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- vehicle bridge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
- B60G21/02—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
- B60G21/06—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected fluid
- B60G21/073—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected fluid between wheels on the same axle but on different sides of the vehicle, i.e. the left and right wheel suspensions being interconnected
Abstract
The invention discloses the self-propelled aerial work platform of a kind of automatically controlled vehicle bridge balance system and the application system, by axis connection, preceding bridge passes through axis connection with vehicle frame for rear axle and vehicle frame；Travel switch is fixed on vehicle frame, is located proximate on the inside of rear axle two；The both ends of balancing cylinder connect with vehicle frame, preceding bridging respectively, and balanced valve is connect with balancing cylinder；Balanced valve is connect with vehicle bridge balance control valve, and travel switch, vehicle bridge balance control valve are electrically connected with the controller.Rear axle of the present invention floats to be detected using travel switch, and control mode is simple, reliable, while travel switch is at low cost, reduces the cost of vehicle；It is controlled using vehicle bridge balance control valve, the reliable locked of vehicle bridge balancing cylinder can be achieved under working condition of getting on the bus, improve reliability, the stability of system；Switch detection signal enters controller, and by the commutation of controller control valve, reasonable detection mode can be arranged, entire control system is advanced, and control mode is flexible according to the different postures of cantilever crane or turntable.
Description
Technical field
The present invention relates to the self-propelled aerial work platforms of a kind of automatically controlled vehicle bridge balance system and the application system.
Background technique
Self-propelled aloft working platform is a kind of high-altitude that personnel and material are transported to designated position progress construction operation
Operating equipment is widely used in the industrial circles such as construction, bridge, large and medium-sized venue and petrochemical industry, since During Initial Stage Construction is more
For soil and gravel road surface, ground is jolted injustice, and the pit or when obstacle when vehicle passes through, unilateral side wheel can tilt skiddings, influence
The driving dynamics of vehicle.
Aerial work platform tandem axle and chassis are mostly rigid connection at present, when traveling is on rugged ground
When, it may appear that the case where each driving wheel cannot land simultaneously, hanging wheel idle running, the hypodynamic feelings of driving for causing vehicle to advance
Condition；Other part altitude operation vehicle is mounted with vehicle bridge balance system, and suspension valve detection is mostly used to open vehicle bridge balance oil circuit greatly
Mode, such detection mode, suspension valve be easy clamping stagnation, cause vehicle bridge to be unable to return, influence the operational security of vehicle, for
We install automatically controlled vehicle bridge balance system to this problem on aerial work platform, by travel switch detect axle ground clearance to
The oil circuit of balance system is opened, all driving wheels can land simultaneously always in the process of moving to guarantee vehicle, guarantee vehicle
Driving force is travelled, the driving performance of product is improved.
Summary of the invention
In view of the above existing problems in the prior art, the present invention provides a kind of automatically controlled vehicle bridge balance system and apply the system
Self-propelled aerial work platform, by travel switch detect vehicle bridge state, simple and reliable, control system is advanced, control mode
Flexibly.
To achieve the goals above, the technical solution adopted by the present invention is that: a kind of automatically controlled vehicle bridge balance system, including vehicle
Frame, preceding bridge, rear axle, axis and controller further include travel switch, balanced valve, balancing cylinder and vehicle bridge balance control valve；Rear axle with
Vehicle frame passes through axis connection by axis connection, preceding bridge and vehicle frame；Travel switch is fixed on vehicle frame, is located proximate to rear axle two sides and vehicle
Erect plate lap-joint；The both ends of balancing cylinder connect with vehicle frame, preceding bridging respectively, and balanced valve is connect with balancing cylinder；Balanced valve with
The connection of vehicle bridge balance control valve, travel switch, vehicle bridge balance control valve are electrically connected with the controller.
Further, the balancing cylinder is divided into left hand balance oil cylinder and right hand balance oil cylinder, left hand balance oil cylinder position
On the left of the vehicle frame, both ends connect with vehicle frame, preceding bridging respectively, and right hand balance oil cylinder is located at vehicle frame right side, both ends respectively with vehicle
Frame, preceding bridging connect.
Further, it there are two the balanced valves, is connect respectively with left hand balance oil cylinder, right hand balance oil cylinder.
Further, axis setting is connect on vehicle frame neutral surface, and respectively with preceding bridge and rear axle.
A kind of self-propelled aerial work platform, including automatically controlled vehicle bridge balance system, the automatically controlled vehicle bridge balance system are
Above-mentioned automatically controlled vehicle bridge balance system.
Rear axle of the present invention floats compared with prior art is detected using travel switch, and control mode is simple, reliable, simultaneously row
Cheng Kaiguan is at low cost, reduces the cost of vehicle；It is controlled using vehicle bridge balance control valve, vehicle can be achieved under working condition of getting on the bus
The reliable of bridge balancing cylinder locks, and improves reliability, the stability of system；Switch detection signal enters controller, and by controlling
Reasonable detection mode can be arranged according to the different postures of cantilever crane or turntable in the commutation of device control valve, and entire control system is first
Into control mode is flexible.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is hydraulic schematic diagram of the invention；
Fig. 3 is electrical schematic diagram of the invention；
In figure: 1, balanced valve, 2, balancing cylinder, 3, vehicle frame, 4, preceding bridge, 5, vehicle bridge balance control valve, 6, travel switch, 7,
Axis, 8, rear axle, 9, controller.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, the present invention includes vehicle frame 3, preceding bridge 4, rear axle 8, axis 7 and controller 9, it further include travel switch 6, flat
Weigh valve 1, balancing cylinder 2 and vehicle bridge balance control valve 5；Rear axle 8 is connect with vehicle frame 3 by axis 7, and preceding bridge 4 passes through axis 7 with vehicle frame 3
Connection；Travel switch 6 is fixed on vehicle frame 3, is located proximate to 8 two sides of rear axle and vehicle frame vertical plate lap-joint；The both ends of balancing cylinder 2
It is connect respectively with vehicle frame 3, preceding bridge 4, balanced valve 1 is connect with balancing cylinder 2, and the unlatching of balanced valve 1, which can be connected to two balancing cylinders 2, to be had
Rod cavity and rodless cavity；The closing of balanced valve 1 can lock two balancing cylinders, 2 rod chamber and rodless cavity；Balanced valve 1 and vehicle bridge balance are controlled
Valve 5 processed connects, and vehicle bridge balance control valve 5 is used to control the opening and closing of balanced valve 1；Travel switch 6, vehicle bridge balance control valve
5 are electrically connected with controller 9；Balancing cylinder 2 divides for left hand balance oil cylinder 2 and right hand balance oil cylinder 2, and left hand balance oil cylinder 2
In 3 left side of vehicle frame, both ends are connect with vehicle frame 3, preceding bridge 4 respectively, and right hand balance oil cylinder 2 is located at 3 right side of vehicle frame, both ends difference
It is connect with vehicle frame 3, preceding bridge 4；There are two balanced valves 1, connect respectively with left hand balance oil cylinder 2, right hand balance oil cylinder 2；Axis 7 is arranged
It is connect on 3 neutral surface of vehicle frame, and respectively with preceding bridge 4 and rear axle 8.
When vehicle driving passes through barrier or pit, rear axle floats, and travel switch 6 bounces back, and travel switch 6 passes signal
It is defeated by controller 9, then the work commutation of vehicle bridge balance control valve 5 is controlled by controller 9, to open balance system oil circuit, is made
Balance system works.
Embodiment 1: as shown in Figures 2 and 3, when vehicle driving, the travel switch 6 on the left side bounces back, and detection signal S1 enters
The signal input port of controller, then pass through the signal output port output signal of controller, control 5 band of vehicle bridge balance control valve
Electricity, obtain it is electric after commutated upwards by middle position, the P mouth of vehicle bridge balance control valve 5 is communicated with the A of vehicle bridge balance control valve 5 mouth, pressure oil
Enter left balancing cylinder 2 by the check valve on left cylinder balanced valve 1, while pressure oil opens right cylinder balanced valve 1；At this moment two is flat
The rod chamber of weighing apparatus oil cylinder 2 and rodless cavity intercommunication, left balancing cylinder 2 is overhanging, while right balancing cylinder 2 bounces back, and preceding bridge 4, which is in, to float
State is rotated around 7 thin tail sheep of axis, is finally reached stress balance stopping, to guarantee four-wheel while land, is met vehicle drive force
Requirement.Such detection mode also can by different sensors or the various length and angle of switch-test arm frame, or
The different angles of revolution of turntable make vehicle bridge balanced valve that locked or job state, control mode spirit be presented in different work state
It is living, meet different user diversified demand.
Embodiment 2: when vehicle driving, the travel switch 6 on the right bounces back, and detection signal S2 enters the signal input of controller
Port, then by the signal output port output signal of controller, control vehicle bridge balance control valve 5 is charged, obtain it is electric after by middle position
Commutation, the P mouth of vehicle bridge balance control valve 5 are communicated with the B of vehicle bridge balance control valve 5 mouth downwards, and pressure oil passes through right cylinder balanced valve 1
On check valve enter right balancing cylinder 2, while pressure oil opens left cylinder balanced valve 1；At this moment the rod chamber of two balancing cylinders 2
With rodless cavity intercommunication, right balancing cylinder 2 is overhanging, while left balancing cylinder 2 bounces back, and preceding bridge 4 is in quick condition, around the small position of axis 7
Transfer is dynamic, finally reaches stress balance stopping, to guarantee four-wheel while land, meets the requirement of vehicle drive force.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
The above, only presently preferred embodiments of the present invention, are not intended to limit the invention, all skills according to the present invention
Art any trickle amendment, equivalent replacement and improvement substantially to the above embodiments, should be included in technical solution of the present invention
Protection scope within.
Claims (4)
1. a kind of automatically controlled vehicle bridge balance system, including vehicle frame (3), preceding bridge (4), rear axle (8), axis (7) and controller (9), special
Sign is, further includes travel switch (6), balanced valve (1), balancing cylinder (2) and vehicle bridge balance control valve (5)；Rear axle (8) and vehicle
Frame (3) connection, preceding bridge (4) are connect with vehicle frame (3) by axis (7)；Travel switch (6) is fixed on vehicle frame (3), after being located proximate to
Bridge (8) two sides and vehicle frame vertical plate lap-joint；The both ends of balancing cylinder (2) are connect with vehicle frame (3), preceding bridge (4) respectively, balanced valve
(1) it is connect with balancing cylinder (2)；Balanced valve (1) is connect with vehicle bridge balance control valve (5), travel switch (6), vehicle bridge balance control
Valve (5) processed is electrically connected with controller (9)；Axis (7) be arranged on vehicle frame (3) neutral surface, and respectively with preceding bridge (4) and rear axle
(8) it connects.
2. a kind of automatically controlled vehicle bridge balance system according to claim 1, which is characterized in that the balancing cylinder (2) point
For left hand balance oil cylinder (2) and right hand balance oil cylinder (2), left hand balance oil cylinder (2) is located on the left of vehicle frame (3), both ends difference
Connect with vehicle frame (3), preceding bridge (4), right hand balance oil cylinder (2) is located on the right side of vehicle frame (3), both ends respectively with vehicle frame (3), preceding bridge
(4) it connects.
3. a kind of automatically controlled vehicle bridge balance system according to claim 2, which is characterized in that the balanced valve (1) has two
It is a, it is connect respectively with left hand balance oil cylinder (2), right hand balance oil cylinder (2).
4. a kind of self-propelled aerial work platform, including automatically controlled vehicle bridge balance system, which is characterized in that the automatically controlled vehicle bridge is flat
Balance system is the described in any item automatically controlled vehicle bridge balance systems of claim 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611037959.8A CN106494179B (en) | 2016-11-23 | 2016-11-23 | The self-propelled aerial work platform of automatically controlled vehicle bridge balance system and the application system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611037959.8A CN106494179B (en) | 2016-11-23 | 2016-11-23 | The self-propelled aerial work platform of automatically controlled vehicle bridge balance system and the application system |
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| Publication Number | Publication Date |
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| CN106494179A CN106494179A (en) | 2017-03-15 |
| CN106494179B true CN106494179B (en) | 2019-05-14 |
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| CN201611037959.8A Active CN106494179B (en) | 2016-11-23 | 2016-11-23 | The self-propelled aerial work platform of automatically controlled vehicle bridge balance system and the application system |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107795535A (en) * | 2017-11-28 | 2018-03-13 | 湖南星邦重工有限公司 | A kind of scissor aerial work platform and its floating hydraulic control system |
| CN107830001B (en) * | 2017-11-28 | 2023-10-27 | 湖南星邦智能装备股份有限公司 | Scissor fork type aerial work platform and hydraulic system thereof |
| CN107795532A (en) * | 2017-11-28 | 2018-03-13 | 湖南星邦重工有限公司 | A kind of scissor aerial work platform and its floating hydraulic control system |
| CN108679019A (en) * | 2018-08-01 | 2018-10-19 | 江苏建筑职业技术学院 | A kind of aerial working platform vehicle bridge floating system and control method |
| CN109203860A (en) * | 2018-11-15 | 2019-01-15 | 徐工消防安全装备有限公司 | Vehicle bridge balancing device and aerial work platform |
| CN114516243A (en) * | 2022-01-27 | 2022-05-20 | 广东嘉腾机器人自动化有限公司 | Balance bridge and carrier loader |
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|---|---|---|---|---|
| CN201841911U (en) * | 2010-10-15 | 2011-05-25 | 湖南星邦重工有限公司 | Floating hydraulic mechanism for axle |
| CN104691270A (en) * | 2015-01-20 | 2015-06-10 | 徐州重型机械有限公司 | Axle balance control system of self-walking type aerial working vehicle |
| CN105539060A (en) * | 2015-12-22 | 2016-05-04 | 江苏大学 | Hydraulic interconnected suspension |
| CN205478607U (en) * | 2016-01-08 | 2016-08-17 | 徐州重型机械有限公司 | Axle balance control system and high altitude construction car |
| CN206242850U (en) * | 2016-11-23 | 2017-06-13 | 徐工消防安全装备有限公司 | Automatically controlled vehicle bridge balance system and the self-propelled aerial work platform using the system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110095494A1 (en) * | 2009-10-27 | 2011-04-28 | Dennis Joseph White | Hydraulic stabilizer |
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- 2016-11-23 CN CN201611037959.8A patent/CN106494179B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201841911U (en) * | 2010-10-15 | 2011-05-25 | 湖南星邦重工有限公司 | Floating hydraulic mechanism for axle |
| CN104691270A (en) * | 2015-01-20 | 2015-06-10 | 徐州重型机械有限公司 | Axle balance control system of self-walking type aerial working vehicle |
| CN105539060A (en) * | 2015-12-22 | 2016-05-04 | 江苏大学 | Hydraulic interconnected suspension |
| CN205478607U (en) * | 2016-01-08 | 2016-08-17 | 徐州重型机械有限公司 | Axle balance control system and high altitude construction car |
| CN206242850U (en) * | 2016-11-23 | 2017-06-13 | 徐工消防安全装备有限公司 | Automatically controlled vehicle bridge balance system and the self-propelled aerial work platform using the system |
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| CN106494179A (en) | 2017-03-15 |
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