CN208774867U - A kind of steering structure device of crane - Google Patents
A kind of steering structure device of crane Download PDFInfo
- Publication number
- CN208774867U CN208774867U CN201821137257.1U CN201821137257U CN208774867U CN 208774867 U CN208774867 U CN 208774867U CN 201821137257 U CN201821137257 U CN 201821137257U CN 208774867 U CN208774867 U CN 208774867U
- Authority
- CN
- China
- Prior art keywords
- steering
- linkage
- crane
- shaft
- structure device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Power Steering Mechanism (AREA)
Abstract
The utility model discloses a kind of steering structure devices of crane of steering mechanism's technical field, including steering wheel, corner torque sensor and assist motor deceleration mechanism are installed in the shaft of the direction pan bottom connection, the shaft bottom end of the direction pan bottom is connect by universal joint with steering drive axle, one end of the separate diverter of the plumbing arm is connect with one end of the first steering linkage, the bottom end of the pitman arm is connected separately with the second steering linkage and third steering linkage, the present apparatus increases electric boosted mechanism and its control mechanism in steering column portion on the basis of the full Terrain Cranes mechanical-hydraulic servo steering system, solves the problems, such as hard steering, improve ease of steering；The control strategy of electric boosted mechanism needs to determine the major parameter of control according to the steering moment and aligning torque of crane simultaneously, solves the problems, such as that self-aligning performance is poor, improves the return performance of steering.
Description
Technical field
The utility model discloses a kind of steering structure devices of crane, specially steering mechanism's technical field.
Background technique
Wheel-mounted crane is mainly characterized by: it travels driver's cabin and lifting control cabinl pulpit is combined into one, is by crawler belt lifting
Machine (crawler crane) develops, and the crawler belt of walking mechanism and mobile holder part are become the chassis for having tire, overcome crawler belt
The shortcomings that crane (crawler crane) creeper tread road pavement damages, belongs to material carrying machine.Existing steering system exists
Following problems: first, have the characteristics that axle load is big based on the full Terrain Cranes, especially under case of heavy load, steering resistence moment ratio
It is larger, therefore the hard steering of driver is caused, it is easy to that driver is made to generate fatigue when small place is shifted；Second, due to
Kingpin inclination, the back rake angle of the full Terrain Cranes are generally 0, and no normal direction automobile equally generates aligning torque, self-aligning
Performance is poor.For this purpose, the steering structure device we have proposed a kind of crane comes into operation, to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of steering structure devices of crane, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions: a kind of steering structure device of crane, packet
Steering wheel is included, corner torque sensor and assist motor deceleration mechanism are installed in the shaft of the direction pan bottom connection, and
Assist motor deceleration mechanism is located at the lower section of corner torque sensor, the shaft bottom end of the direction pan bottom by universal joint with
Steering drive axle connection, the steering drive axle are equipped with diverter far from one end of shaft, and the right end of the diverter, which is equipped with, to hang down
Arm, the one end of the plumbing arm far from diverter are connect with one end of the first steering linkage, the other end of first steering linkage
It is connect by axis with pitman arm, the bottom end of the pitman arm is connected separately with the second steering linkage and third steering linkage.
Preferably, angle driver is also equipped at the universal joint of the steering drive axle end.
Preferably, be also equipped with controller in the driver's cabin where the steering wheel, and controller respectively with corner torque
Sensor, assist motor deceleration mechanism and angle driver are electrically connected.
Preferably, second steering linkage and third steering linkage are in and are staggered, and the second steering linkage and third
Steering linkage is separately connected two groups of different deflecting rollers.
Compared with prior art, the utility model has the beneficial effects that the present apparatus is helped in the full Terrain Cranes mechanical-hydraulic
Increase electric boosted mechanism and its control mechanism in steering column portion on the basis of power steering system, solves hard steering and ask
Topic, improves ease of steering；The control strategy of electric boosted mechanism needs the steering moment according to crane and returns just simultaneously
Torque determines the major parameter of control, solves the problems, such as that self-aligning performance is poor, improves the return performance of steering.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In figure: 1 steering wheel, 2 corner torque sensors, 3 assist motor deceleration mechanisms, 4 jiaos of drivers, 5 steering drive axles,
6 diverters, 7 plumbing arms, 8 first steering linkages, 9 second steering linkages, 10 third steering linkages, 11 pitman arms, 12 controllers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of steering structure device of crane, including side
To disk 1, corner torque sensor 2 and assist motor deceleration mechanism 3 are installed in the shaft of 1 bottom of the steering wheel connection, and
Assist motor deceleration mechanism 3 is located at the lower section of corner torque sensor 2, and the shaft bottom end of 1 bottom of steering wheel passes through universal
Section is connect with steering drive axle 5, and the steering drive axle 5 is equipped with diverter 6, the right side of the diverter 6 far from one end of shaft
End is equipped with plumbing arm 7, and the one end of the plumbing arm 7 far from diverter 6 is connect with one end of the first steering linkage 8, and described first turns to
The other end of pull rod 8 is connect by axis with pitman arm 11, and the bottom end of the pitman arm 11 is connected separately with the second steering drawing
Bar 9 and third steering linkage 10.
Wherein, be also equipped at the universal joint of 5 end of steering drive axle angle driver 4,12 respectively with corner torque
Sensor 2, assist motor deceleration mechanism 3 and angle driver 4 are electrically connected, second steering linkage 9 and third steering linkage
10 be in be staggered, and the second steering linkage 9 and third steering linkage 10 are separately connected two groups of different deflecting rollers.
Working principle: specifically, when in use, driver inputs corresponding corner, corner torque sensing by steering wheel 1
The measurement of device 2 input corner and torque and speed, tire angular signal etc. are transferred to controller 12, and controller 12 is according to input signal
Torque and the direction of assist motor deceleration mechanism 3 are obtained by control algolithm, and by controller 12 to assist motor speed reducer
Structure 3 is controlled, and is driven plumbing arm 7 to rotate then in turn through angle driver 4, steering drive axle 5, diverter 6, is turned to through first
Pull rod 8, pitman arm 11, the second steering linkage 9 and third steering linkage 10 are transferred to each wheel and reach corresponding angle, this dress
It sets by increasing electric boosted machine in steering column portion on the basis of the full Terrain Cranes mechanical-hydraulic servo steering system
Structure and its control mechanism, solve the problems, such as hard steering, improve ease of steering；The control strategy of electric boosted mechanism simultaneously
The major parameter for needing to determine control according to the machine steering moment and aligning torque of lifting solves asking for self-aligning performance difference
Topic, improves the return performance of steering.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of steering structure device of crane, including steering wheel (1), it is characterised in that: steering wheel (1) the bottom connection
Shaft on corner torque sensor (2) and assist motor deceleration mechanism (3), and assist motor deceleration mechanism (3) position are installed
In the lower section of corner torque sensor (2), the shaft bottom end of steering wheel (1) bottom passes through universal joint and steering drive axle
(5) it connects, the steering drive axle (5) is equipped with diverter (6) far from one end of shaft, and the right end of the diverter (6) is equipped with
Plumbing arm (7), the plumbing arm (7) connect far from the one end of diverter (6) with one end of the first steering linkage (8), and described first turn
It is connect to the other end of pull rod (8) by axis with pitman arm (11), the bottom end of the pitman arm (11) is connected separately with the
Two steering linkages (9) and third steering linkage (10).
2. a kind of steering structure device of crane according to claim 1, it is characterised in that: the steering drive axle
(5) it is also equipped at the universal joint of end angle driver (4).
3. a kind of steering structure device of crane according to claim 1, it is characterised in that: steering wheel (1) institute
Driver's cabin in be also equipped with controller (12), and controller (12) subtracts with corner torque sensor (2), assist motor respectively
Fast mechanism (3) and angle driver (4) are electrically connected.
4. a kind of steering structure device of crane according to claim 1, it is characterised in that: second steering linkage
(9) and third steering linkage (10) is in be staggered, and the second steering linkage (9) and third steering linkage (10) are separately connected not
Two groups of same deflecting rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821137257.1U CN208774867U (en) | 2018-07-17 | 2018-07-17 | A kind of steering structure device of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821137257.1U CN208774867U (en) | 2018-07-17 | 2018-07-17 | A kind of steering structure device of crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208774867U true CN208774867U (en) | 2019-04-23 |
Family
ID=66153619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821137257.1U Expired - Fee Related CN208774867U (en) | 2018-07-17 | 2018-07-17 | A kind of steering structure device of crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208774867U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111055915A (en) * | 2019-12-11 | 2020-04-24 | 徐州重型机械有限公司 | Double-control steering device and crane |
-
2018
- 2018-07-17 CN CN201821137257.1U patent/CN208774867U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111055915A (en) * | 2019-12-11 | 2020-04-24 | 徐州重型机械有限公司 | Double-control steering device and crane |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105416392B (en) | A kind of push-down composite turning system and its mode switch control method | |
| CN103935410B (en) | All-dimensional steering obstacle crossing vehicle based on hub motor | |
| CN202320495U (en) | Power-assisted steering system driving front wheel independently by double motors | |
| CN206679065U (en) | A kind of vehicle suspension system of rotatable an angle of 90 degrees | |
| CN106585305A (en) | Drive-by-wire independent steering-driving integrated double wishbone suspension system based on double crank mechanism | |
| CN103963825A (en) | Steering system and independent suspension wheel type overload vehicle | |
| CN103978972A (en) | Four-wheel steered vehicle and torque distribution control methods for same | |
| CN103057586A (en) | trailer steering control method, controller, trailer steering system and trailer | |
| CN102069843A (en) | Wire controlled wheel independent steering execution mechanism and wheel assembly | |
| CN112141207A (en) | Electro-hydraulic power-assisted steering system and crane | |
| CN103863390A (en) | Balance controlling system for four-wheel counter-balanced forklift truck | |
| CN106585706A (en) | Steering control device for pilotless automobile | |
| CN103496396A (en) | Novel energy-saving differential power-assisted steering system of electric wheel automobile and control method thereof | |
| CN201907555U (en) | Control-by-wire wheel independent steering actuating mechanism and wheel assembly | |
| CN105539573A (en) | Steering active returning system and method for all-terrain crane | |
| CN105946970A (en) | Intelligent steering angle driving unit of electric car | |
| CN107521289A (en) | A kind of adjustable hillside tractor drive axle of driving wheel posture and its adjusting method | |
| CN208774867U (en) | A kind of steering structure device of crane | |
| CN105946495A (en) | Adaptively-adjustable vehicle frame | |
| CN105151636A (en) | Vehicle-mounted extensible belt conveyor | |
| CN204980004U (en) | Vehicular telescopic belt conveyer | |
| CN213679655U (en) | Walking type side piling car capable of running in four directions | |
| CN104097688B (en) | A kind of trailing wheel active steering apparatus and control system thereof | |
| CN205601541U (en) | Full all terrain vehicle chassis | |
| CN107444059A (en) | A kind of automatically controlled QS |
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: 20190423 Termination date: 20200717 |