CN209306904U - Aerial working platform vehicle - Google Patents
Aerial working platform vehicle Download PDFInfo
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- CN209306904U CN209306904U CN201821992835.XU CN201821992835U CN209306904U CN 209306904 U CN209306904 U CN 209306904U CN 201821992835 U CN201821992835 U CN 201821992835U CN 209306904 U CN209306904 U CN 209306904U
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Abstract
The utility model relates to a kind of aerial working platform vehicles, comprising: job platform；Cantilever crane, for lifting job platform；Amplitude oil cylinder, for driving cantilever crane to realize luffing；Height detecting device, for detecting the lift height of cantilever crane；Pressure-detecting device, for detecting the big cavity pressure of amplitude oil cylinder；And Weight detecting device, it is connect with pressure-detecting device and height detecting device signal, the corresponding relationship curve being previously stored in it between load capacity of big cavity pressure, lift height and job platform, to calculate the load capacity of job platform according to pressure-detecting device actual pressure value detected, height detecting device lift height value detected and corresponding relationship curve.The utility model calculates job platform load capacity by the lift height of the big cavity pressure and cantilever crane that detect amplitude oil cylinder, will not lead to measurement error because load-carrying object present position is different, measurement result is more accurate.
Description
Technical field
The utility model relates to high altitude operation technical field more particularly to a kind of aerial working platform vehicles.
Background technique
Scissor aerial work platform vehicle, can for transporting staff and carrying out operation using equipment to specified altitude assignment
Using self power in work-yard short walk.Scissor aerial work platform vehicle include cantilever crane, job platform and under
Three parts of vehicle.The operation control module of job platform is generally divided into platform control module and control module of getting off.Platform courses
Module is arranged on job platform, is operated by handle unit (i.e. PCU module), can operate job platform walking, turn
To the movement such as, upper luffing and lower luffing.Control module of getting off is that secondary operating mode can by drive-through operation panel operation
Operate luffing and the movement of lower luffing on job platform.
As aerial lift device, the overload protection function of job platform is measure complete machine function of safety protection important one
Ring.In the prior art, it is typically employed at the lower section of job platform or the pin shaft of job platform and installs strain-type pressure biography additional
Whether the measurement method detection job platform of sensor is overweight, but the area of job platform is larger, using conventional mounting strain-type pressure
The method of force sensor measuring weighing can lead to huge measurement error because of the difference of load-carrying object present position.Therefore,
Need to find a kind of more accurate weighing mode of measurement.
It should be noted that the information for being disclosed in the utility model background technology part is merely intended to increase to originally practical new
The understanding of the general background of type, and be not construed as recognizing or implying in any form that information composition has been art technology
The prior art well known to personnel.
Utility model content
The purpose of this utility model is to propose a kind of aerial working platform vehicle, to improve the accuracy of weight detecting.
To achieve the above object, the utility model provides a kind of aerial working platform vehicle, comprising:
Job platform；
Cantilever crane, for lifting job platform；
Amplitude oil cylinder, for driving cantilever crane to realize luffing；
Height detecting device, for detecting the lift height of cantilever crane；
Pressure-detecting device, for detecting the big cavity pressure of amplitude oil cylinder；With
Weight detecting device, connect with pressure-detecting device and height detecting device signal, is inside previously stored with big chamber
Corresponding relationship curve between pressure, lift height and the load capacity of job platform, to be detected according to pressure-detecting device
Actual pressure value, height detecting device lift height value detected and corresponding relationship curve calculate the carrying weight of job platform
Amount.
Optionally, aerial working platform vehicle further includes filling for detecting the temperature detection of the hydraulic fluid temperature in amplitude oil cylinder
It sets, Weight detecting device is used for according to temperature-detecting device temperature value detected and pressure-detecting device practical pressure detected
Force value calculates nominal pressure value corresponding to actual pressure value under the preset temperature corresponding to corresponding relationship curve, and according to mark
Level pressure force value, height detecting device lift height value detected and corresponding relationship curve calculate the load capacity of job platform.
Optionally, the variation being previously stored in Weight detecting device between the pressure of hydraulic oil and the temperature of hydraulic oil is closed
It is curve, Weight detecting device is according to variation relation curve, temperature-detecting device temperature value detected and pressure-detecting device
Actual pressure value detected calculates the nominal pressure value corresponding to actual pressure value under preset temperature.
Optionally, pre-stored corresponding relationship curve includes that job platform is capable of carrying a load of in Weight detecting device
The first corresponding relationship curve and job platform when one preset weight between big cavity pressure and lift height are capable of carrying a load of
The second corresponding relationship curve when two preset weights between big cavity pressure and lift height.
Optionally, the first preset weight is zero, and the second preset weight is the specified load capacity of job platform.
Optionally, cantilever crane is scissor-type cantilever crane, and height detecting device includes angular transducer, and angular transducer is for measuring
Angle between the scissor arms and horizontal plane of scissor-type cantilever crane, according to the lifting of angle and the length computation scissor arms of scissor arms
Highly.
Optionally, aerial working platform vehicle further includes warning device, is connect with Weight detecting device signal, in weight
Detection device calculates when the load capacity of resulting job platform is more than specified load capacity and issues alarm alert signal or hair
The signal of amplitude oil cylinder of sening as an envoy to off-load.
Based on the above-mentioned technical proposal, the utility model detects the big cavity pressure of amplitude oil cylinder by pressure-detecting device, leads to
The lift height for crossing height detecting device detection cantilever crane, when detecting the load capacity of job platform, according to pressure-detecting device
It is pre-stored big in actual pressure value detected, height detecting device lift height value detected and Weight detecting device
Corresponding relationship curve between cavity pressure, lift height and the load capacity of job platform, can be calculated job platform
Load capacity.For method compared to traditional installation strain pressure transducer measurement weighing, the utility model embodiment
The load capacity of job platform is calculated by the lift height of the big cavity pressure and cantilever crane that detect amplitude oil cylinder, therefore will not be because
For load-carrying object present position difference and lead to measurement error, measurement result is more accurate.
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 the structural schematic diagram of the utility model aerial working platform vehicle one embodiment.
Fig. 2 is the partial structure diagram of the utility model aerial working platform vehicle one embodiment.
Fig. 3 is the weighing principle figure of the utility model aerial working platform vehicle one embodiment.
Fig. 4 is amplitude oil cylinder hydraulic fluid pressure and hydraulic oil temperature in the utility model aerial working platform vehicle one embodiment
Variation relation curve between degree.
Fig. 5 is the utility model aerial working platform vehicle one embodiment cantilever crane lift height and change when unloaded and volume carries
Corresponding relationship curve between the big cavity pressure of width oil cylinder.
Fig. 6 is the weighing flow chart of the utility model aerial working platform vehicle one embodiment.
In figure:
1, it gets off；2, cantilever crane；21, scissor arms；3, job platform；4, platform operation module；5, drive-through operation module.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, the technical solution in embodiment is carried out it is clear, complete
Ground description.Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " transverse direction ", " longitudinal direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to scope of protection of the utility model.
Refering to what is shown in Fig. 1, in one embodiment of aerial working platform vehicle provided by the utility model, the high altitude operation
Platform truck includes cantilever crane 2, job platform 3, amplitude oil cylinder, height detecting device, pressure-detecting device and Weight detecting device,
In, cantilever crane 2 is for lifting job platform 3, and amplitude oil cylinder is for driving cantilever crane 2 to realize luffing, and height detecting device is for detecting
The lift height of cantilever crane 2, pressure-detecting device are used to detect the big cavity pressure of amplitude oil cylinder, Weight detecting device and pressure detecting
Device is connected with height detecting device signal, and big cavity pressure, lift height and operation horizontal are previously stored in Weight detecting device
Corresponding relationship curve between the load capacity of platform 3, according to pressure-detecting device actual pressure value detected, height detection
Device lift height value detected and corresponding relationship curve calculate the load capacity of job platform 3.
In the above-described embodiments, the big cavity pressure that amplitude oil cylinder is detected by pressure-detecting device, is filled by height detection
The lift height for setting detection cantilever crane 2, when detecting the load capacity of job platform, according to pressure-detecting device reality detected
Pre-stored big cavity pressure, lifting in pressure value, height detecting device lift height value detected and Weight detecting device
Corresponding relationship curve between height and the load capacity of job platform 3, can be calculated the load capacity of job platform.Phase
Than for the method for traditional installation strain pressure transducer measurement weighing, the embodiment is big by detection amplitude oil cylinder
The lift height of cavity pressure and cantilever crane 2 calculates the load capacity of job platform, therefore will not be because of load-carrying object present position
Difference and lead to measurement error, measurement result is more accurate, installation and maintenance it is also more convenient.Moreover, the embodiment both may be used
To realize static detection, dynamic detection also may be implemented, can be realized in the lifting process of cantilever crane 2 and job platform 3 is carried
The real-time detection of weight prevents from overloading to monitor the load capacity of job platform 3 in real time, and safety is good.
Further, as shown in Fig. 2, aerial working platform vehicle further includes for detecting the hydraulic fluid temperature in amplitude oil cylinder
Temperature-detecting device, Weight detecting device be used for according to temperature-detecting device temperature value detected and pressure-detecting device institute
The actual pressure value of detection calculates calibration pressure corresponding to actual pressure value under the preset temperature corresponding to corresponding relationship curve
Force value, and operation horizontal is calculated according to nominal pressure value, height detecting device lift height value detected and corresponding relationship curve
The load capacity of platform 3.
The temperature that the hydraulic oil in amplitude oil cylinder is detected by setting temperature-detecting device, can consider the temperature of hydraulic oil
In the detection process of 3 load capacity of job platform.Specifically, when detecting the load capacity of job platform, basis first
Temperature-detecting device temperature value detected and pressure-detecting device actual pressure value detected are calculated in corresponding relationship curve
Nominal pressure value corresponding to actual pressure value under corresponding preset temperature, then according to calculate resulting nominal pressure value,
The pre-stored job platform under preset temperature in height detecting device lift height value detected and Weight detecting device
Load capacity, the corresponding relationship curve between big cavity pressure and lift height, the load capacity of job platform is calculated.It is logical
The influence for considering temperature is crossed, the big cavity pressure of amplitude oil cylinder is re-scaled, temperature can be effectively reduced to weight detecting
The influence of precision further increases the accuracy of load capacity detection.
Optionally, as shown in figure 4, be previously stored in Weight detecting device hydraulic oil pressure and hydraulic oil temperature it
Between variation relation curve, Weight detecting device is according to variation relation curve, temperature-detecting device temperature value detected and pressure
Force checking device actual pressure value detected calculates the nominal pressure value corresponding to actual pressure value under preset temperature.
Optionally, as shown in figure 5, pre-stored corresponding relationship curve includes job platform 3 in Weight detecting device
The first corresponding relationship curve for being capable of carrying a load of when the first preset weight between big cavity pressure and lift height and job platform 3
It is capable of carrying a load of the second corresponding relationship curve when the second preset weight between big cavity pressure and lift height.It is corresponding by first
Relation curve and the second corresponding relationship curve can calculate holding in nominal pressure value job platform 3 according to two point form formula
Loading capacity.
In order to facilitate detecting and calculating, the first preset weight can be selected as zero, and the second preset weight is the volume of job platform 3
Determine load capacity.
Optionally, as shown in figure 3, cantilever crane 2 is scissor-type cantilever crane, height detecting device includes angular transducer, and angle passes
Sensor is used to measure the angle between the scissor arms 21 of scissor-type cantilever crane and horizontal plane, according to the length of angle and scissor arms 21
Calculate the lift height of scissor arms 21.
It certainly, can be using the height of other modes detection cantilever crane for the cantilever crane of other structures form.For example, for
Nested telescopic arm support can directly measure the length of cantilever crane by the way that sensor is respectively set in the first joint arm and minor details arm
Degree.
Optionally, aerial working platform vehicle further includes warning device, is connect with Weight detecting device signal, in weight
Detection device calculates when the load capacity of resulting job platform 3 is more than specified load capacity and issues alarm alert signal or hair
The signal of amplitude oil cylinder of sening as an envoy to off-load.By the way that warning device is arranged, safeguard measure can be taken in time in overload, improve high-altitude
The safety of operation platform cart.
Include: using the process that load capacity of the above-mentioned aerial working platform vehicle to job platform 3 is detected
Job platform 3, the cantilever crane 2 for lifting job platform 3 and the luffing oil for driving cantilever crane 2 to realize luffing are provided
Cylinder；
Detect the lift height of cantilever crane 2；
Detect the big cavity pressure of amplitude oil cylinder；
Establish the corresponding relationship curve between big cavity pressure, lift height and the load capacity of job platform 3；
It is calculated according to the actual pressure value of the big chamber of the amplitude oil cylinder of detection, the lift height value of detection and corresponding relationship curve
The load capacity of job platform 3.
Further, aerial working platform vehicle load capacity testing process further include:
Detect the temperature of hydraulic oil in amplitude oil cylinder；
The preset temperature corresponding to corresponding relationship curve is calculated according to the temperature value of detection and the actual pressure value of detection
Nominal pressure value corresponding to lower actual pressure value；
The load capacity of job platform 3 is calculated according to nominal pressure value, the lift height value of detection and corresponding relationship curve.
Optionally, pre- corresponding to according to the temperature value of detection and the calculating of the actual pressure value of detection in corresponding relationship curve
If the operation of nominal pressure value corresponding to actual pressure value includes: at a temperature of
Establish the variation relation curve between the pressure of hydraulic oil and the temperature of hydraulic oil；
It is right in corresponding relationship curve institute to be calculated according to the temperature value of detection, the actual pressure value of detection and variation relation curve
Nominal pressure value corresponding to actual pressure value under the preset temperature answered.
Optionally, corresponding relationship curve include job platform 3 be capable of carrying a load of when the first preset weight big cavity pressure with
The first corresponding relationship curve and job platform 3 between lift height be capable of carrying a load of when the second preset weight big cavity pressure with
The second corresponding relationship curve between lift height.
Optionally, the first preset weight is zero, and the second preset weight is the specified load capacity of job platform 3.
Optionally, cantilever crane 2 is scissor-type cantilever crane, and the operation for detecting the lift height of cantilever crane 2 includes:
The angle between the scissor arms 21 and horizontal plane of scissor-type cantilever crane is measured, according to the length gauge of angle and scissor arms 21
Calculate the lift height of scissor arms 21.
Optionally, aerial working platform vehicle load capacity testing process further include:
When the load capacity of job platform 3 is more than specified load capacity, issuing alarm alert signal or issuing makes to become
The signal of width oil cylinder off-load.
Optionally, the operation for detecting the big cavity pressure of amplitude oil cylinder includes:
When the lift height of cantilever crane 2 reaches the first preset height, the big cavity pressure of amplitude oil cylinder is detected.
The specific value of first preset height can determine according to actual needs, for example, the first preset height can be arm
/ 10th of 2 total height of frame just start pressure-detecting device, temperature inspection when the height of cantilever crane 2 reaches the first preset height
Device and Weight detecting device are surveyed, detection time, save the cost can be reduced as far as possible under the premise that security is guaranteed.
It should be noted that in above each embodiment, itself weight for being capable of carrying a load of job platform 3 of job platform 3
The sum of the weight of amount and increased weight on job platform 3.
The detection process of one embodiment of 1~6 pair of the utility model aerial working platform vehicle carries out with reference to the accompanying drawing
Illustrate:
As shown in Figure 1, aerial working platform vehicle includes getting off 1, cantilever crane 2, job platform 3, platform operation module 4 and to get off
Operation module 5, platform operation module 4 are arranged on job platform 3, can control the walking, steering, upper luffing of job platform 3
With lower luffing.The setting of drive-through operation module 5 is being got off on 1, can control the upper luffing and lower luffing of job platform 3.It is operating
Luffing and when lower luffing on job platform 3, can operate drive-through operation module 5 by the operator on ground to realize, can also
To be realized by operator's operating platform operation module 4 on job platform 3.Moreover, platform operation module 4 and the behaviour that gets off
Make to be additionally provided with locking device in module 5, operator can lock drive-through operation module 5 when operating on job platform 3, on ground
Face can lock platform operation module 4 when operating.
As shown in Fig. 2, aerial working platform vehicle further include height detecting device, pressure-detecting device, temperature-detecting device,
Weight detecting device and warning device.Height detecting device is angular transducer, is installed on cantilever crane 2, to measure scissor arms
21 change angle can calculate the lift height of cantilever crane 2 by the change angle of scissor arms 21.Pressure-detecting device is pressure
Sensor is installed in amplitude oil cylinder, to measure the big cavity pressure of amplitude oil cylinder.Temperature-detecting device is temperature sensor,
It is installed on and provides the hydraulic oil container of hydraulic oil for amplitude oil cylinder, to measure the temperature of hydraulic oil.Weight detecting device and pressure
Detection device, height detecting device, temperature-detecting device are connected with warning device signal, and acquisition pressure-detecting device, height are examined
It is handled after surveying the signal of device and temperature-detecting device, obtains the load capacity of job platform 3.If job platform 3
Load-carrying is more than the 110% of nominal load capacity, executes equipment restraint and acousto-optic warning note.
As shown in fig. 6, weighing stage includes:
(1) elevation carrection:
As shown in figure 3, enabling length between two hinges of scissor-type cantilever crane is L, the lift height of first group of scissor arms 21 is
H1, the variable phase angle angle value by angular transducer measurement scissor arms 21 is θ, then the lift height H of this group of scissor arms 211Are as follows:
H1=L*sin θ
The group number for enabling scissor arms 21 is k, and the angle value of 21 luffing of single group scissor arms to extreme position is θmax, then cantilever crane 2 is lifted
The limiting altitude H risenmaxAre as follows:
Hmax=k*L*sin θmax
(2) pressure calibration:
Since the temperature change of hydraulic oil has the big chamber for directly affecting, and prestoring in Weight detecting device to pressure measurement
Corresponding relationship curve between pressure, lift height and the load capacity of job platform 3 is the corresponding relationship under preset temperature,
Therefore need to detect pressure-detecting device corresponding nominal pressure value under big chamber actual pressure value is demarcated to preset temperature.
Hydraulic oil initial temperature and environment temperature are suitable, and with the passage of operation hours, hydraulic fluid temperature can be gradually
It is settled out relatively after being increased to a certain temperature value.To test one group of data instance of acquisition, the same loading capacity of job platform 3
Under, the big cavity pressure and hydraulic fluid temperature relation curve of the corresponding amplitude oil cylinder in identical luffing position are as shown in Figure 4.It can by Fig. 4
Know, as the temperature increases, the oil cylinder working-pressure under identical height and load-carrying is being gradually reduced, and in different temperature ranges
Interior, temperature damping's rate is different.
It before calibration, is analyzed according to data, obtains pressure variety and temperature variation corresponding relationship are as follows:
Δ P=f (Δ T)
The temperature value for enabling temperature sensor real-time detection arrive is TIt surveys, the pressure value that pressure sensor real-time detection arrives is PIt surveys,
Then calibrated pressure value P is designated as:
PMark=PIt surveys+ Δ P=PIt surveys+f(TIt surveys-TIt is default)
(3) load-carrying calculates:
Under identical loading capacity, oil cylinder working-pressure constantly changes job platform 3 with the variation of luffing range of cantilever support height.Cantilever crane
Luffing is under the same height and position, different loading capacity, and corresponding different oil cylinder working-pressure, weight is bigger, and pressure is bigger.
As shown in figure 5, the load-carrying of job platform 3 is respectively under unloaded and volume load situation, under fixed point acquisition different height value
Corresponding zero load pressure and volume carry pressure, and establish the variation in zero load and when volume load between lift height H and big cavity pressure P
Curve, respectively curve MIt is emptyWith curve MVolume.In figure, H0For cantilever crane elemental height, (H is raised to when cantilever crane risesmax-H0When)/10 position,
The triggering of vehicle function of weighing.
Platform payload ratings are set as MVolume, real-time load Mc, lift height HcFor, pressure sensor acquires at this time
The pressure value arrived is Pc, it is T that temperature sensor, which collects temperature value,c, compensated pressure value PcIt is designated as:
PC mark=Pc+ Δ P=Pc+f(Tc-TIt is default)
According to two point form calculation formula:
(P1-P2)/(MVolume-MIt is empty)=(PC mark-P2)/(Mc-MIt is empty)
Wherein, MIt is empty=0.
After operation, platform load-carrying M can be acquiredcAre as follows:
Mc=MVolume*(PC mark-P2)/(P1-P2)。
After aerial working platform vehicle overload, start warning device, vehicle sound-light alarm, while limiting everything, leads to
It crosses emergency bracing wire and directly triggers amplitude oil cylinder unloading valve, carry out vehicle drop action.
Pass through the explanation of multiple embodiments to the utility model aerial working platform vehicle, it can be seen that the utility model is high
Working platform vehicle embodiment at least has the advantages that one or more of:
1, the load capacity of job platform is calculated by the lift height of the big cavity pressure of detection amplitude oil cylinder and cantilever crane,
Will not because of load-carrying object present position difference and lead to measurement error, measurement result is more accurate；
2, dynamic detection may be implemented, real-time monitoring can be carried out to load-carrying in cantilever crane lifting process, prevented because super
Load causes vehicle to tumble, and causes safety accident, and safety is more preferable；
3, by detecting the temperature of hydraulic oil, big cavity pressure is demarcated into nominal pressure value corresponding to preset temperature, effectively
Avoid with equipment continuous operation, hydraulic fluid temperature increases caused pressure measurement errors, measurement result it is more accurate and
Reliably；
4, increase warning device, overload condition is handled in time, is eliminated safe hidden trouble.
Finally it should be noted that: above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System；Although the utility model has been described in detail with reference to the preferred embodiment, those of ordinary skill in the art should
Understand: specific implementation of the utility model can still be modified or is equally replaced to some technical characteristics
It changes；Without departing from the spirit of technical solutions of the utility model, should all cover in the claimed technical solution of the utility model
In range.
Claims (7)
1. a kind of aerial working platform vehicle characterized by comprising
Job platform (3)；
Cantilever crane (2), for lifting the job platform (3)；
Amplitude oil cylinder, for driving the cantilever crane (2) to realize luffing；
Height detecting device, for detecting the lift height of the cantilever crane (2)；
Pressure-detecting device, for detecting the big cavity pressure of the amplitude oil cylinder；With
Weight detecting device connect with the pressure-detecting device and the height detecting device signal, is inside previously stored with
Corresponding relationship curve between the big cavity pressure, the lift height and the load capacity of the job platform (3), with basis
Pressure-detecting device actual pressure value detected, height detecting device lift height value detected and described right
Relation curve is answered to calculate the load capacity of the job platform (3).
2. aerial working platform vehicle according to claim 1, which is characterized in that further include for detecting the amplitude oil cylinder
The temperature-detecting device of interior hydraulic fluid temperature, the Weight detecting device are used for detected according to the temperature-detecting device
Temperature value and pressure-detecting device actual pressure value detected are calculated and are preset corresponding to the corresponding relationship curve
At a temperature of nominal pressure value corresponding to the actual pressure value, and according to the nominal pressure value, the height detecting device
Lift height value detected and the corresponding relationship curve calculate the load capacity of the job platform (3).
3. aerial working platform vehicle according to claim 2, which is characterized in that be stored in advance in the Weight detecting device
There is the variation relation curve between the pressure of hydraulic oil and the temperature of hydraulic oil, the Weight detecting device is closed according to the variation
It is that curve, temperature-detecting device temperature value detected and pressure-detecting device actual pressure value detected calculate
The nominal pressure value corresponding to the actual pressure value under the preset temperature.
4. aerial working platform vehicle according to claim 1, which is characterized in that be stored in advance in the Weight detecting device
Corresponding relationship curve include the job platform (3) be capable of carrying a load of when the first preset weight the big cavity pressure with it is described
The first corresponding relationship curve and the job platform (3) between lift height when being capable of carrying a load of the second preset weight described in
The second corresponding relationship curve between big cavity pressure and the lift height.
5. aerial working platform vehicle according to claim 4, which is characterized in that first preset weight is zero, described
Second preset weight is the specified load capacity of the job platform (3).
6. aerial working platform vehicle according to claim 1, which is characterized in that the cantilever crane (2) is scissor-type cantilever crane, institute
Stating height detecting device includes angular transducer, and the angular transducer is used to measure the scissor arms (21) of the scissor-type cantilever crane
Angle between horizontal plane, with the act of the scissor arms (21) according to the length computation of the angle and the scissor arms (21)
Rise.
7. aerial working platform vehicle according to claim 1, which is characterized in that further include warning device, with the weight
The connection of detection device signal, the load capacity for calculating the resulting job platform (3) in the Weight detecting device are super
Alarm alert signal is issued when crossing specified load capacity or issues the signal for making the amplitude oil cylinder off-load.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821992835.XU CN209306904U (en) | 2018-11-30 | 2018-11-30 | Aerial working platform vehicle |
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| CN201821992835.XU CN209306904U (en) | 2018-11-30 | 2018-11-30 | Aerial working platform vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109553040A (en) * | 2018-11-30 | 2019-04-02 | 徐工消防安全装备有限公司 | Aerial working platform vehicle and aerial working platform vehicle load capacity detection method |
| CN110658824A (en) * | 2019-10-15 | 2020-01-07 | 北京旷视机器人技术有限公司 | Motion control method and device of transport vehicle, controller and transport vehicle |
| CN113029791A (en) * | 2021-02-24 | 2021-06-25 | 北谷电子有限公司 | Weighing calibration method of aerial work platform based on pressure and position |
| CN114483718A (en) * | 2022-04-15 | 2022-05-13 | 临工集团济南重机有限公司 | Load weighing method for aerial work platform and aerial work platform |
-
2018
- 2018-11-30 CN CN201821992835.XU patent/CN209306904U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109553040A (en) * | 2018-11-30 | 2019-04-02 | 徐工消防安全装备有限公司 | Aerial working platform vehicle and aerial working platform vehicle load capacity detection method |
| CN110658824A (en) * | 2019-10-15 | 2020-01-07 | 北京旷视机器人技术有限公司 | Motion control method and device of transport vehicle, controller and transport vehicle |
| CN113029791A (en) * | 2021-02-24 | 2021-06-25 | 北谷电子有限公司 | Weighing calibration method of aerial work platform based on pressure and position |
| CN114483718A (en) * | 2022-04-15 | 2022-05-13 | 临工集团济南重机有限公司 | Load weighing method for aerial work platform and aerial work platform |
| CN114483718B (en) * | 2022-04-15 | 2022-07-12 | 临工集团济南重机有限公司 | Load weighing method for aerial work platform and aerial work platform |
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