CN209166389U - Engineering truck - Google Patents
Engineering truck Download PDFInfo
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- CN209166389U CN209166389U CN201821906726.1U CN201821906726U CN209166389U CN 209166389 U CN209166389 U CN 209166389U CN 201821906726 U CN201821906726 U CN 201821906726U CN 209166389 U CN209166389 U CN 209166389U
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Abstract
The utility model discloses a kind of engineering trucks, are related to engineering machinery field, to optimize the reliability for having the engineering truck of variable span vehicle bridge.The engineering truck includes vehicle frame and long-span measurement device.It is variable that vehicle frame, which is configured to span,；Long-span measurement device is configured to the span of measurement vehicle frame.Above-mentioned technical proposal, the span of its vehicle bridge is variable, it is capable of the span of real-time measurement vehicle bridge using first angle measuring device, and then the bearing capacity of engineering truck is judged according to the span, and then control the luffing amplitude of getting on the bus of engineering truck, so that luffing amplitude of getting on the bus carries in range in vehicle always, the reliability of engineering truck is improved.
Description
Technical field
The utility model relates to engineering machinery fields, and in particular to a kind of engineering truck.
Background technique
With the continuous development of aerial work platform industry, to cope with higher and higher job requirements, the height of higher rice number
Working platform continues to bring out.To aerial working platform chassis stability, more stringent requirements are proposed for the increase of operation height, former
Some axle structure forms have been unable to meet requirement, and X-type rocking frame comes into being.X-type rocking frame increase vehicle bridge across
Away from so that vehicle is more safe and reliable.It is simultaneously the requirement for meeting highway transportation, X-type vehicle frame can open up receipts, the exhibition of four vehicle bridge
Receiving angle must synchronize and controllably.
Self-walking aerial working vehicle is applied in industries such as construction, steel construction, venues.The big high altitude operation of job area
Platform, complete vehicle weight is big, big to the roll-over action of fixed frame, and fixed frame is configured with adjustable vehicle bridge to change vehicle width, simultaneously
Take into account the different demands of transport and operation.
Inventors have found that at least there are following problems in the prior art: X-type rocking frame is inconvenient for use at present, it is difficult to essence
Really control.
Utility model content
The utility model proposes a kind of engineering trucks, to optimize the reliable of the engineering truck with variable span vehicle bridge
Property.
The utility model provides a kind of engineering truck, comprising:
Vehicle frame, it is variable for being configured to span；And
Long-span measurement device is configured to measure the span of the vehicle frame.
In some embodiments, the vehicle frame includes X-type vehicle frame.
In some embodiments, the X-type vehicle frame includes that X-type can be rotated vehicle frame.
In some embodiments, the long-span measurement device includes:
First angle measuring device is configured to measure fixed frame of the vehicle bridge of the vehicle frame relative to the vehicle frame
Rotational angle.
In some embodiments, the first angle measuring device includes:
Fixed part, is installed on the fixed frame and the spindle central rotated relative to the fixed frame with the vehicle bridge is same
Axis；And
Rotation section is installed on the vehicle bridge, and cooperates with the fixed part to measure the vehicle bridge relative to the fixation
The corner of frame.
In some embodiments, the rotation section includes:
The vehicle bridge is fixed in bracket, one end；
Rotating mechanism is installed on the other end of the bracket；And
Encoder is installed on the rotating mechanism；
Wherein, the detection axis of the fixed part is inserted into the notch of the encoder.
In some embodiments, the fixed part is detachably connected with the shaft.
In some embodiments, the X-type vehicle frame includes the scalable vehicle frame of X-type.
In some embodiments, the long-span measurement device includes:
First displacement measuring device is configured to detect the span of the scalable vehicle frame of the X-type.
In some embodiments, the vehicle frame includes H-type vehicle frame.
In some embodiments, the long-span measurement device includes:
Second displacement measuring device is configured to detect the span of the H-type vehicle frame.
In some embodiments, the vehicle frame includes K-type vehicle frame.
In some embodiments, the K-type vehicle frame includes the scalable vehicle frame of K-type.
In some embodiments, the long-span measurement device includes:
Third displacement measuring device is configured to detect the span of the scalable vehicle frame of the K-type.
In some embodiments, the K-type vehicle frame includes that K-type can be rotated vehicle frame.
In some embodiments, the long-span measurement device includes:
Second angle measuring device, is configured to detect the K-type and can be rotated the span of vehicle frame.
In some embodiments, engineering truck further include:
Controller is connect with institute long-span measurement device, and the controller is configured to be surveyed according to the long-span measurement device
The span measured controls the luffing amplitude that the engineering truck is got on the bus.
In some embodiments, the engineering truck includes aerial work platform.
The engineering truck that above-mentioned technical proposal provides, the span of vehicle frame determine the job area of vehicle, vehicle bridge across
Away from can be changed, the real-time measurement to vehicle bridge span is realized using first angle measuring device, and then engineering is judged according to the span
The bearing capacity of vehicle, the luffing amplitude of getting on the bus for controlling engineering truck, so that luffing amplitude of getting on the bus carries in range in vehicle always,
Improve the reliability and safety of engineering truck.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is aerial working platform vehicle bridge retracted state schematic diagram provided by the embodiment of the utility model；
Fig. 2 is aerial working platform vehicle bridge opening state schematic diagram provided by the embodiment of the utility model；
Fig. 3 is aerial working platform vehicle bridge schematic perspective view provided by the embodiment of the utility model；
Fig. 4 is that the part at aerial working platform vehicle bridge first angle measuring device provided by the embodiment of the utility model is vertical
Body structural schematic diagram.
Specific embodiment
Below with reference to FIG. 1 to FIG. 4, technical scheme provided by the present invention will be described in more detail.
Referring to Fig. 1, the utility model provides a kind of engineering truck, including vehicle frame 1 and long-span measurement device 2.1 quilt of vehicle frame
It is variable for being configured to span；Long-span measurement device 2 is configured to the span of measurement vehicle frame 1.
Long-span measurement device 2 such as realizes span measurement using angular transducer, displacement sensor, position sensor etc..
Referring to Fig. 1, in some embodiments, vehicle frame 1 includes fixed frame 11 and vehicle bridge 12.Vehicle bridge 12 is installed on fixed frame
11, vehicle bridge 12 realizes the variation of 1 span of vehicle frame by rotating or sliding relative to fixed frame 11.The quantity ratio of vehicle bridge 12 is if any more
A, Fig. 1 show four.
There are many structure types for variable span vehicle frame 1, for example are X-type vehicle frame, K-type vehicle frame and H-type vehicle frame.Wherein, X-type vehicle
Frame, which can further be subdivided into X-type, can be rotated vehicle frame and the scalable vehicle frame of X-type.K-type vehicle frame, which can further be subdivided into K-type, can be rotated vehicle
Frame and the scalable vehicle frame of K-type.H-type vehicle frame then such as realizes that 1 span of vehicle frame is variable by sliding.
In some embodiments, engineering truck further includes controller, and controller is connect with institute long-span measurement device 2, is controlled
Device is configured to measure the luffing amplitude that obtained span control engineering truck is got on the bus according to long-span measurement device 2.
After controller is set, the automatic control for luffing amplitude of getting on the bus is realized, that is, improves the reliability of engineering truck, also
Improve the convenience of control.
The concrete mode of measurement X-type vehicle frame span is described in detail below.
Vehicle frame can be rotated for X-type, corner is such as specifically measured using angle measurement unit, obtaining X-type by corner can
Rotate the span of vehicle frame.
If the quantity of vehicle bridge 12 has multiple, the corner of each vehicle bridge 12 needs to measure.I.e. settable multiple angles are surveyed
Device is measured, to measure the corner of each vehicle bridge 12.
In some embodiments, long-span measurement device 2 includes first angle measuring device, and first angle measuring device is by structure
Make the rotational angle for the vehicle bridge 12 for measuring vehicle frame 1 relative to the fixed frame 11 of vehicle frame 1.
Referring to fig. 4, in some embodiments, first angle measuring device includes fixed part 21 and rotation section 22.Fixed part
21 13 central coaxials of shaft for being installed on fixed frame 11 and being rotated with vehicle bridge 12 relative to fixed frame 11.Rotation section 22 is installed on vehicle
Bridge 12, and cooperate with fixed part 21 to measure corner of the vehicle bridge 12 relative to fixed frame 11.
Rotation section 22 relative to fixed part 21 rotate, due to rotation section 22 with vehicle bridge 12 relative to fixed frame 11 rotate,
And fixed part 21 is remain stationary with fixed frame 11.Rotation according to rotation section 22 relative to fixed part 21 can obtain vehicle bridge 12
Rotational angle relative to fixed frame 11.The rotational angle can be converted to the span variation of vehicle bridge 12, Jin Ershi by calculating
The measurement of existing 12 span of vehicle bridge.
The structure of first angle measuring device, which is also applied for K-type, can be rotated vehicle frame.That is second angle measuring device can be used
Structure identical with first angle measuring device.
Referring to fig. 4, in some embodiments, rotation section 22 includes bracket 221, rotating mechanism 222 and encoder 223.Branch
Vehicle bridge 12 is fixed in 221 one end of frame；Rotating mechanism 222 is installed on the other end of bracket 221；Encoder 223 is installed on whirler
Structure 222.Wherein, the detection axis 211 of fixed part 21 is inserted into the notch of encoder 223.
For the ease of installation, replacement and maintenance, in some embodiments, fixed part 21 is detachably connected with shaft 13.
Some specific embodiments are introduced with reference to the accompanying drawing.
As shown in Figure 3 and Figure 4, entire detection device is mounted on the top of 12 shaft 13 of vehicle bridge, including encoder 223, rotation
Rotation mechanism 222, fixed retaining ring 14, fixed part 21, shaft 13 and bracket 221.
Encoder 223 is fixed by bolt and rotating mechanism 222, and rotating mechanism 222 is welded to form by disk and stock.Rotation
The stock of rotation mechanism 222 is placed in the U-shaped notch of bracket 221, and bracket 221 is bolted in vehicle bridge 12, passes through tune
The height of the whole adjustable U-shaped notch of washer 224, the stock holding to guarantee rotating mechanism 222 are horizontal.
Fixed part 21 is fixed by bolt and shaft 13, and shaft 13 is made of pedestal and Spot detection axis 211, detection axis
211 keep coaxial with shaft 13, and when vehicle bridge 12 rotates, fixed part 21 is remained stationary.
When assembly, rotating mechanism 222 is placed on fixed part 21, keeps the two coaxial.The detection axis 211 of fixed part 21 is inserted
Enter in the inside notch of encoder 223.In addition, fixed retaining ring 14 ensure that rotating mechanism 222 will not fall off.
When detection device works, vehicle bridge 12 turns an angle under the pulling of hydraulic cylinder 3 around shaft 13, bracket 221
With rotating and rotating mechanism 222 being driven to rotate around the center of shaft 13, since encoder 223 and rotating mechanism 222 are fixed
Together, the fixed part 21 of encoder 223, which divides, also rotates with it angle, and since the rotation section of encoder 223 22 is divided and fixes
The axis of 21 protrusion of portion remains stationary, and relative displacement has occurred inside encoder 223, to detect rotation angle.
Vehicle bridge 12 and rotation are utilized the characteristics of rotation using vehicle bridge 12 around rotary shaft 13 using high-precision encoder 223
Relative rotation between shaft 13 converts the angle change inside encoder 223 for this relative motion, to reflect vehicle bridge
Angle change between 12 and chassis body.223 precision of encoder is higher, and detection accuracy obtains higher guarantee, to try hard to keep
Hinder vehicle safety.
The relative rotation between vehicle bridge 12 and fixed frame 11 is converted 223 output signal of encoder by above-mentioned technical proposal
Variation, to realize the detection of 12 swing angle of vehicle bridge.
In further embodiments, the span measurement of vehicle frame scalable for X-type, long-span measurement device 2 include first
Measuring system.First displacement measuring device is configured to the span of the detection scalable vehicle frame of X-type.
For example the measurement of span is realized using displacement sensor, rangefinder etc..
In further embodiments, the span of H-type vehicle frame is measured, long-span measurement device 2 is measured including second displacement
Device, second displacement measuring device are configured to the span of detection H-type vehicle frame.
For example the measurement of span is realized using displacement sensor, rangefinder etc..
In further embodiments, the span measurement of vehicle frame scalable for K-type, long-span measurement device 2 include third position
Measuring system, third displacement measuring device are configured to the span of the detection scalable vehicle frame of K-type.
In some embodiments, K-type vehicle frame includes that K-type can be rotated vehicle frame.By measuring rotational angle, K-type can be calculated
The span of vehicle frame.
In some embodiments, long-span measurement device 2 includes second angle measuring device, and second angle measuring device is by structure
It makes to can be rotated the span of vehicle frame for detecting K-type.
As above, the structure of second angle measuring device can be identical as first angle measuring device, thus refer to about
The introduction of first angle measuring device.
In the various embodiments described above, engineering truck includes aerial work platform.
The utility model embodiment also provides a kind of engineering truck control method, and engineering truck is such as any of the above-described reality
The engineering truck of example offer is provided, is introduced described in seeing above, details are not described herein again.Method includes the following steps:
Firstly, obtaining 12 span of vehicle bridge of engineering truck.Different spans has corresponded to the different bearing capacity of engineering truck, into
And different luffing amplitudes is corresponded to.
Secondly, controlling the luffing amplitude of getting on the bus of engineering truck according to span.Span directly affects luffing amplitude of getting on the bus, and passes through
Span controls luffing amplitude, so that the work of engineering truck is relatively reliable.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is only the utility model and simplified description for ease of description, rather than indicates or imply meaning
Device or element must have a particular orientation, construct and operate for specific orientation, thus should not be understood as practical new to this
The limitation of type protection content.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, but these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (18)
1. a kind of engineering truck characterized by comprising
Vehicle frame (1), it is variable for being configured to span；And
Long-span measurement device (2) is configured to measure the span of the vehicle frame (1).
2. engineering truck according to claim 1, which is characterized in that the vehicle frame (1) includes X-type vehicle frame.
3. engineering truck according to claim 2, which is characterized in that the X-type vehicle frame includes that X-type can be rotated vehicle frame.
4. engineering truck according to claim 3, which is characterized in that the long-span measurement device (2) includes:
First angle measuring device is configured to measure the vehicle bridge (12) of the vehicle frame (1) relative to the vehicle frame (1)
The rotational angle of fixed frame (11).
5. engineering truck according to claim 4, which is characterized in that the first angle measuring device includes:
Fixed part (21) is installed on the fixed frame (11) and rotates with the vehicle bridge (12) relative to the fixed frame (11)
Shaft (13) central coaxial；And
Rotation section (22) is installed on the vehicle bridge (12), and is cooperated with the fixed part (21) to measure the vehicle bridge (12) phase
For the corner of the fixed frame (11).
6. engineering truck according to claim 5, which is characterized in that the rotation section (22) includes:
The vehicle bridge (12) are fixed in bracket (221), one end；
Rotating mechanism (222), is installed on the other end of the bracket (221)；And
Encoder (223) is installed on the rotating mechanism (222)；
Wherein, the detection axis (211) of the fixed part (21) is inserted into the notch of the encoder (223).
7. engineering truck according to claim 5, which is characterized in that the fixed part (21) and the shaft (13) are removable
Unload connection.
8. engineering truck according to claim 2, which is characterized in that the X-type vehicle frame includes the scalable vehicle frame of X-type.
9. engineering truck according to claim 8, which is characterized in that the long-span measurement device (2) includes:
First displacement measuring device is configured to detect the span of the scalable vehicle frame of the X-type.
10. engineering truck according to claim 1, which is characterized in that the vehicle frame (1) includes H-type vehicle frame.
11. engineering truck according to claim 10, which is characterized in that the long-span measurement device (2) includes:
Second displacement measuring device is configured to detect the span of the H-type vehicle frame.
12. engineering truck according to claim 1, which is characterized in that the vehicle frame (1) includes K-type vehicle frame.
13. engineering truck according to claim 12, which is characterized in that the K-type vehicle frame includes the scalable vehicle frame of K-type.
14. engineering truck according to claim 13, which is characterized in that the long-span measurement device (2) includes:
Third displacement measuring device is configured to detect the span of the scalable vehicle frame of the K-type.
15. engineering truck according to claim 12, which is characterized in that the K-type vehicle frame includes that K-type can be rotated vehicle frame.
16. engineering truck according to claim 15, which is characterized in that the long-span measurement device (2) includes:
Second angle measuring device, is configured to detect the K-type and can be rotated the span of vehicle frame.
17. engineering truck according to claim 1, which is characterized in that further include:
Controller is connect with the long-span measurement device (2), and the controller is configured to according to the long-span measurement device
(2) span that measurement obtains controls the luffing amplitude that the engineering truck is got on the bus.
18. engineering truck according to claim 1, which is characterized in that the engineering truck includes aerial work platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821906726.1U CN209166389U (en) | 2018-11-19 | 2018-11-19 | Engineering truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821906726.1U CN209166389U (en) | 2018-11-19 | 2018-11-19 | Engineering truck |
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| CN209166389U true CN209166389U (en) | 2019-07-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373953A (en) * | 2018-11-19 | 2019-02-22 | 徐工消防安全装备有限公司 | Engineering truck and its control method |
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2018
- 2018-11-19 CN CN201821906726.1U patent/CN209166389U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373953A (en) * | 2018-11-19 | 2019-02-22 | 徐工消防安全装备有限公司 | Engineering truck and its control method |
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