CN206242850U - Automatically controlled vehicle bridge balance system and the self-propelled aerial work platform using the system - Google Patents
Automatically controlled vehicle bridge balance system and the self-propelled aerial work platform using the system Download PDFInfo
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- CN206242850U CN206242850U CN201621259324.8U CN201621259324U CN206242850U CN 206242850 U CN206242850 U CN 206242850U CN 201621259324 U CN201621259324 U CN 201621259324U CN 206242850 U CN206242850 U CN 206242850U
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- China
- Prior art keywords
- vehicle bridge
- vehicle
- vehicle frame
- bridge balance
- automatically controlled
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Abstract
The utility model discloses a kind of automatically controlled vehicle bridge balance system and the self-propelled aerial work platform using the system, back axle is connected with vehicle frame, and propons is connected with vehicle frame by axle；Travel switch is fixed on vehicle frame, is located proximate at the inner side of back axle two；The two ends of balancing cylinder are connected with vehicle frame, propons respectively, and balanced valve is connected with balancing cylinder；Balanced valve is connected with vehicle bridge balance control valve, and travel switch, vehicle bridge balance control valve are electrically connected with the controller.The utility model back axle floats using travel switch detection, and control mode is simple, reliable, while travel switch low cost, reduces the cost of vehicle；Controlled using vehicle bridge balance control valve, the reliability that vehicle bridge balancing cylinder is capable of achieving under working condition of getting on the bus is locked, improve reliability, the stability of system；Switch detection signal enters controller, and by the commutation of controller control valve, can set rational detection mode according to arm support or the different attitudes of turntable, and whole control system is advanced, and control mode is flexible.
Description
Technical field
The utility model is related to a kind of automatically controlled vehicle bridge balance system and the self-propelled aerial work platform using the system.
Background technology
Self-propelled aloft working platform is a kind of personnel and material are transported into specified location to carry out the high-altitude of construction operation
Implement, it is widely used in the industrial circles such as construction, bridge, big-and-middle-sized venue and petrochemical industry, because During Initial Stage Construction is more
It is soil and gravel road surface, ground is jolted injustice, the pit or during obstacle when vehicle passes through, one side wheel can tilt skiddings, influence
The driving dynamics of vehicle.
Current aerial work platform tandem axle is mostly with chassis and is rigidly connected, when traveling is on rugged ground
When, it may appear that the situation that each driving wheel can not 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, opens vehicle bridge balance oil circuit using suspension valve detection mostly
Mode, this kind of detection mode hangs the easy clamping stagnation of valve, causes vehicle bridge to be unable to return, influences 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 so as to
The oil circuit of balance system is opened, all driving wheels all the time can be while land in the process of moving to ensure vehicle, it is ensured that vehicle
Traveling driving force, improves the driving performance of product.
The content of the invention
For the problem that above-mentioned prior art is present, the utility model provides a kind of automatically controlled vehicle bridge balance system and application should
The self-propelled aerial work platform of system, vehicle bridge state is detected by travel switch, and simple and reliable, control system is advanced, control
Mode is flexible.
To achieve these goals, the technical solution adopted in the utility model is：A kind of automatically controlled vehicle bridge balance system, including
Vehicle frame, propons, back axle, axle and controller, also including travel switch, balanced valve, balancing cylinder and vehicle bridge balance control valve；Back axle
It is connected by axle with vehicle frame, propons is connected with vehicle frame by axle；Travel switch is fixed on vehicle frame, be located proximate to back axle both sides with
Vehicle frame riser lap-joint；The two ends of balancing cylinder are connected with vehicle frame, propons respectively, and balanced valve is connected with balancing cylinder；Balanced valve
It is connected with vehicle bridge balance control valve, travel switch, vehicle bridge balance control valve are electrically connected with the controller.
Further, described balancing cylinder is divided into left hand balance oil cylinder and right hand balance oil cylinder, left hand balance oil cylinder position
In vehicle frame left side, its two ends be connected with vehicle frame, propons respectively, and right hand balance oil cylinder is located on the right side of vehicle frame, its two ends respectively with car
Frame, propons connection.
Further, described balanced valve has two, is connected with left hand balance oil cylinder, right hand balance oil cylinder respectively.
Further, described axle is arranged on vehicle frame neutral surface, and is connected with propons and back axle respectively.
A kind of self-propelled aerial work platform, including automatically controlled vehicle bridge balance system, described automatically controlled vehicle bridge balance system is
Above-mentioned automatically controlled vehicle bridge balance system.
The utility model back axle floats using travel switch detection compared with prior art, and control mode is simple, reliable, together
When travel switch low cost, reduce the cost of vehicle；Controlled using vehicle bridge balance control valve, can be real under working condition of getting on the bus
The reliability of existing vehicle bridge balancing cylinder is locked, improves reliability, the stability of system；Switch detection signal enters controller, and by
The commutation of controller control valve, can set rational detection mode, whole control system according to arm support or the different attitudes of turntable
System is advanced, and control mode is flexible.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is hydraulic schematic diagram of the present utility model；
Fig. 3 is electrical schematic diagram of the present utility model；
In figure：1st, balanced valve, 2, balancing cylinder, 3, vehicle frame, 4, propons, 5, vehicle bridge balance control valve, 6, travel switch, 7,
Axle, 8, back axle, 9, controller.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
As shown in figure 1, the utility model includes vehicle frame 3, propons 4, back axle 8, axle 7 and controller 9, also including travel switch
6th, balanced valve 1, balancing cylinder 2 and vehicle bridge balance control valve 5；Back axle 8 is connected with vehicle frame 3 by axle 7, and propons 4 passes through with vehicle frame 3
Axle 7 is connected；Travel switch 6 is fixed on vehicle frame 3, is located proximate to the both sides of back axle 8 and vehicle frame riser lap-joint；Balancing cylinder 2
Two ends are connected with vehicle frame 3, propons 4 respectively, and balanced valve 1 is connected with balancing cylinder 2, and balanced valve 1 is opened and can connect two equilibrium oils
The rod chamber of cylinder 2 and rodless cavity；Balanced valve 1 is closed can be with the locked rod chamber of two balancing cylinder 2 and rodless cavity；Balanced valve 1 and vehicle bridge
Balance control valve 5 is connected, and vehicle bridge balance control valve 5 is used to control the opening and closing of balanced valve 1；Travel switch 6, vehicle bridge is balanced
Control valve 5 is electrically connected with controller 9；2 points of balancing cylinder is left hand balance oil cylinder 2 and right hand balance oil cylinder 2, left hand balance oil
Cylinder 2 is located at the left side of vehicle frame 3, and its two ends is connected with vehicle frame 3, propons 4 respectively, and right hand balance oil cylinder 2 is located at the right side of vehicle frame 3, and it two
End is connected with vehicle frame 3, propons 4 respectively；Balanced valve 1 has two, is connected with left hand balance oil cylinder 2, right hand balance oil cylinder 2 respectively；
Axle 7 is arranged on the neutral surface of vehicle frame 3, and is connected with propons 4 and back axle 8 respectively.
When vehicle traveling is by barrier or pit, back axle floats, and travel switch 6 bounces back, and travel switch 6 passes signal
Controller 9 is defeated by, then controls vehicle bridge balance control valve 5 to work by controller 9 and commutated, so as to open balance system oil circuit, make
Balance system works.
Embodiment 1：As shown in Figures 2 and 3, when vehicle is travelled, the travel switch 6 on the left side bounces back, and detection signal S1 enters
The signal input port of controller, then the signal output port output signal for passing through controller, the band of control vehicle bridge balance control valve 5
Electricity, obtain it is electric after commutated upwards by middle position, P mouthfuls of vehicle bridge balance control valve 5 communicates with A mouthfuls of vehicle bridge balance control valve 5, pressure oil
Left balancing cylinder 2 is entered 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, propons 4 is in and floats
State, rotates around the thin tail sheep of axle 7, finally reaches stress balance stopping, so as to ensure four-wheel while landing, meets vehicle drive force
Requirement.This kind of 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 is travelled, the travel switch 6 on the right bounces back, and detection signal S2 enters the signal input of controller
Port, then the signal output port output signal for passing through controller, control vehicle bridge balance control valve 5 it is powered, obtain it is electric after by middle position
Commutation downwards, P mouthfuls of vehicle bridge balance control valve 5 communicates with B mouthfuls of vehicle bridge balance control valve 5, 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, propons 4 is in quick condition, around the small position of axle 7
Transfer is dynamic, finally reaches stress balance stopping, so as to ensure four-wheel while landing, meets the requirement of vehicle drive force.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can in other specific forms realize that this practicality is new
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
The above, preferred embodiment only of the present utility model is not used to limit the utility model, every according to this
Any trickle amendment, equivalent and improvement that the technical spirit of utility model is made to above example, should be included in this
Within the protection domain of utility model technical scheme.
Claims (5)
1. a kind of automatically controlled vehicle bridge balance system, including vehicle frame（3）, propons（4）, back axle（8）, axle（7）And controller（9）, it is special
Levy and be, also including travel switch（6）, balanced valve（1）, balancing cylinder（2）With vehicle bridge balance control valve（5）；Back axle（8）With car
Frame（3）Connection, propons（4）With vehicle frame（3）By axle（7）Connection；Travel switch（6）It is fixed on vehicle frame（3）On, after being located proximate to
Bridge（8）Both sides and vehicle frame riser lap-joint；Balancing cylinder（2）Two ends respectively with vehicle frame（3）, propons（4）Connection, balanced valve
（1）With balancing cylinder（2）Connection；Balanced valve（1）With vehicle bridge balance control valve（5）Connection, travel switch（6）, vehicle bridge balance control
Valve processed（5）And controller（9）Electrical connection.
2. a kind of automatically controlled vehicle bridge balance system according to claim 1, it is characterised in that described balancing cylinder（2）Point
It is left hand balance oil cylinder（2）With right hand balance oil cylinder（2）, left hand balance oil cylinder（2）Positioned at vehicle frame（3）Left side, its two ends difference
With vehicle frame（3）, propons（4）Connection, right hand balance oil cylinder（2）Positioned at vehicle frame（3）Right side, its two ends respectively with vehicle frame（3）, propons
（4）Connection.
3. a kind of automatically controlled vehicle bridge balance system according to claim 2, it is characterised in that described balanced valve（1）Have two
It is individual, respectively with left hand balance oil cylinder（2）, right hand balance oil cylinder（2）Connection.
4. a kind of automatically controlled vehicle bridge balance system according to claim 1, it is characterised in that described axle（7）It is arranged on car
Frame（3）On neutral surface, and respectively with propons（4）And back axle（8）Connection.
5. a kind of self-propelled aerial work platform, including automatically controlled vehicle bridge balance system, it is characterised in that described automatically controlled vehicle bridge is put down
Balance system is the automatically controlled vehicle bridge balance system described in claim any one of 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621259324.8U CN206242850U (en) | 2016-11-23 | 2016-11-23 | Automatically controlled vehicle bridge balance system and the self-propelled aerial work platform using the system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621259324.8U CN206242850U (en) | 2016-11-23 | 2016-11-23 | Automatically controlled vehicle bridge balance system and the self-propelled aerial work platform using the system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206242850U true CN206242850U (en) | 2017-06-13 |
Family
ID=59001518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621259324.8U Withdrawn - After Issue CN206242850U (en) | 2016-11-23 | 2016-11-23 | Automatically controlled vehicle bridge balance system and the self-propelled aerial work platform using the system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206242850U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494179A (en) * | 2016-11-23 | 2017-03-15 | 徐工消防安全装备有限公司 | Automatically controlled vehicle bridge balance system and apply the self-propelled aerial work platform of the system |
-
2016
- 2016-11-23 CN CN201621259324.8U patent/CN206242850U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494179A (en) * | 2016-11-23 | 2017-03-15 | 徐工消防安全装备有限公司 | Automatically controlled vehicle bridge balance system and apply the self-propelled aerial work platform of the system |
| CN106494179B (en) * | 2016-11-23 | 2019-05-14 | 徐工消防安全装备有限公司 | The self-propelled aerial work platform of automatically controlled vehicle bridge balance system and the application system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170613 Effective date of abandoning: 20190514 |