CN102826074A - Vehicle and swing supporting leg thereof - Google Patents
Vehicle and swing supporting leg thereof Download PDFInfo
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- CN102826074A CN102826074A CN2012103130239A CN201210313023A CN102826074A CN 102826074 A CN102826074 A CN 102826074A CN 2012103130239 A CN2012103130239 A CN 2012103130239A CN 201210313023 A CN201210313023 A CN 201210313023A CN 102826074 A CN102826074 A CN 102826074A
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Abstract
The invention discloses a vehicle and a swing supporting leg thereof. The swing supporting leg comprises a supporting leg body, a supporting leg folding and unfolding actuator and an anti-pinch component. The supporting leg body is arranged on a vehicle body. The supporting leg folding and unfolding actuator is connected with the supporting leg body and is arranged for controlling folding and unfolding of the supporting leg body. The anti-pinch component is connected with the supporting leg folding and unfolding actuator and is arranged for controlling the supporting leg folding and unfolding actuator to stop folding the supporting leg body when obstacles in a folding range are monitored during folding of the supporting leg body. The swing supporting leg is unattended, and pinch can be prevented automatically through the anti-pinch component of the swing supporting leg. Besides, the swing supporting leg is easy and convenient to mount, convenient to maintain, low in cost and free of space occupation, does not interfere with construction and cannot be affected by severe construction environments.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of vehicle and oscillating type supporting leg thereof.
Background technology
Existing anti-pinch safety device is mainly used in the import and export of personnel such as vehicle window, car door or limbs, but this type vehicle window detects the suitable supporting leg anti-pinch of the device of anti-pinch.
At present, the method that adopts when supporting leg is carried out anti-pinch is, is denoted as non-safety zone for supporting leg folding and unfolding zone, by special messenger's monitoring, and as dangerous, manual control folding and unfolding handle, or when supporting leg is packed up, send caution sound, prompting personnel take care.
But, because the camp site is generally a riot of sound, various cautions similar in sound, the site operation personnel are prone to this is produced numb, and the caution sound that sends when supporting leg is packed up can not guarantee to be perfectly safe.For the monitoring of adopting the special messenger, because monitor staff's disappearance or carelessness sometimes, danger still exists.
Summary of the invention
In view of this, the present invention proposes a kind of vehicle and oscillating type supporting leg thereof, the safety problem when packing up to solve supporting leg, and realize automatic pinch resistant functionality.
For achieving the above object, technical scheme of the present invention is achieved in that
On the one hand, the present invention provides a kind of oscillating type supporting leg, and this oscillating type supporting leg comprises: the supporting leg body, and it is arranged on the car body; Supporting leg folding and unfolding actuating unit, it is connected in said supporting leg body, and said supporting leg folding and unfolding actuating unit is configured to control packing up and decontroling of said supporting leg body; Anti-clip assembly, it is connected with said supporting leg folding and unfolding actuating unit, and said anti-pinch arrangement of components is to pack up at said supporting leg body to monitor in the process when having obstacle in the scope of packing up, and controls said supporting leg folding and unfolding actuating unit and stops to pack up said supporting leg body.
Further, in the said apparatus, said anti-clip assembly comprises: sensor, and it is arranged on the said supporting leg body and/or the edge of the car body adjacent with the supporting leg body, and said sensor configuration packs up whether there is obstacle in the scope for monitoring supporting leg body; Controller; It is connected with supporting leg folding and unfolding actuating unit, said sensor; Said controller is configured to monitor said supporting leg body and whether is in collapsed state; And in the monitoring result that monitors said supporting leg body detecting sensor when being in collapsed state, and judge whether that indication stops to pack up said supporting leg body; The anti-pinch control mechanism, it is connected with said controller and supporting leg folding and unfolding actuating unit, and said anti-pinch control mechanism is configured to control said supporting leg folding and unfolding actuating unit according to the operating order that controller sends and stops to pack up said supporting leg body.
Preferably, in the said apparatus, said anti-clip assembly also comprises annunciator, and said annunciator is connected with said controller and is configured to and when said controller sends the operating order that stops to pack up said supporting leg body, gives the alarm.
Preferably, in the said apparatus, said annunciator is a combined aural and visual alarm.
Further; In the said apparatus; Said sensor is electric-field sensor or pressure sensor or inductive pickoff or capacitance-type sensor or hall sensor or ultrasonic transduter or microwave remote sensor, and its edge along said supporting leg body and/or the car body adjacent with the supporting leg body vertically arranges.
Replacedly, in the said apparatus, said sensor comprises transmit leg and the discrete opto-electronic pickup of take over party, and said transmit leg and take over party lay respectively on the said supporting leg body and the respective edges place of the car body adjacent with the supporting leg body.
Preferably, in the said apparatus, said anti-pinch control mechanism also is configured to when the said supporting leg folding and unfolding actuating unit of control stops to pack up said supporting leg body, control the said supporting leg body of said supporting leg folding and unfolding actuating unit antiport.
On the other hand, the present invention also provides a kind of vehicle, and this vehicle set has car body and above-mentioned any described oscillating type supporting leg; Wherein, said oscillating type supporting leg is arranged on the said car body.
With respect to prior art, the present invention has following advantage:
Said oscillating type supporting leg does not need the special messenger to guard, and realizes automatic pinch resistant functionality through the anti-clip assembly that is provided with.And said oscillating type supporting leg is installed simple and convenient, does not take up room, and does not hinder construction, is convenient to safeguard, not influenced by abominable construction environment, and cost is lower.
Because above-mentioned any oscillating type supporting leg has above-mentioned technique effect, therefore, the vehicle that is provided with this oscillating type supporting leg also should possess the corresponding techniques effect.
Description of drawings
The accompanying drawing that constitutes a part of the present invention is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, does not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the folding and unfolding scheme drawing of oscillating type supporting leg embodiment of the present invention;
Fig. 2 is the control structure block diagram of oscillating type supporting leg embodiment of the present invention;
Fig. 3 is the control principle scheme drawing of oscillating type supporting leg embodiment of the present invention.
Description of reference numerals
1 car body
2 oscillating type supporting legs
A supporting leg start point
10 supporting leg bodies
21 supporting leg folding and unfolding switches
22 supporting leg folding and unfolding actuating units
30 anti-clip assemblies
31 sensors
32 controllers
33 anti-pinch control mechanisms
34 annunciators
The specific embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the present invention can make up each other.
Basic thought of the present invention is: design a kind of oscillating type supporting leg with anti-pinch security warning and control setup; Adopt multiple method of inspection at the supporting leg place; And detect obstacle be positioned at operating range that the oscillating type supporting leg packs up or near the time; In time sound and light alarm also stops supporting leg, and counteragent in case of necessity guarantees workmen's safety.
Below in conjunction with accompanying drawing, each preferred embodiment of the present invention is described further:
See figures.1.and.2, the oscillating type supporting leg 2 that present embodiment is provided describes.Said oscillating type supporting leg 2 is arranged on the car body 1 of vehicle, and is as shown in Figure 1, and that car body 1 is provided with is left back, right latter two oscillating type supporting leg 2.The oscillating type supporting leg 2 that solid line is described is ejected position, and the oscillating type supporting leg 2 of dotted lines is the stowed position.Angle between said ejected position and the stowed position is supporting leg start point a.
In the present embodiment, said oscillating type supporting leg 2 comprises: supporting leg body 10, supporting leg folding and unfolding actuating unit 22 and anti-clip assembly 30 and supporting leg folding and unfolding switch 21.Wherein:
Said supporting leg body 10 is arranged on the car body 1, and supporting leg folding and unfolding actuating unit 22 is connected in said supporting leg body 10, and supporting leg body 10 is connected through rotating shaft or other usual manners with car body 1, and its folding and unfolding is controlled like hydraulic ram by supporting leg folding and unfolding actuating unit 22.That is to say that said supporting leg folding and unfolding actuating unit 22 is configured to control packing up and decontroling of said supporting leg body 10.Said supporting leg folding and unfolding actuating unit 22 is the device that the control supporting leg is packed up, decontroled, and generally is hydraulic ram.Said hydraulic ram is between supporting leg and car body, and generally, the piston rod of said hydraulic ram is connected with supporting leg, and the cylinder body of said hydraulic ram is connected with car body.
Here, being example with the hydraulic ram is described further the running of said supporting leg folding and unfolding actuating unit 22:
Said hydraulic ram is divided into two chambeies---rod chamber and rodless cavity by piston: the rod chamber oil-feed, and it is fuel-displaced to promote piston rod indentation and rodless cavity, and supporting leg is packed up; The rodless cavity oil-feed, the promotion piston rod stretches out with rod chamber fuel-displaced, and supporting leg launches.As for where oil-feed is controlled by multi-way control valve, said multi-way control valve has three kinds of paths, i.e. forward, reverse and stop.The former cause handle of said multi-way control valve (being supporting leg folding and unfolding switch 21) control.After present embodiment was set up pinch resistant functionality, said multi-way control valve was controlled by the anti-pinch control mechanism.Hydraulic power is provided by Hydraulic Pump.Hydraulic Pump power is provided by the car body diesel motor.
Said anti-clip assembly 30 is connected with said supporting leg folding and unfolding actuating unit 22, and said anti-clip assembly 30 is configured to pack up at said supporting leg body 10 and monitors in the process when having obstacle in the scope of packing up, and stops to pack up said supporting leg body 10.
Need to prove that in the present embodiment, the said scope of packing up is meant: packing up in the process of said supporting leg body 10, the zone between said supporting leg body 10 and the car body 1.
Further, as shown in Figure 3, in the foregoing description, said anti-clip assembly 30 comprises: sensor 31, controller 32 and anti-pinch control mechanism 33 and annunciator 34.Wherein:
Said sensor 31 is arranged on the said supporting leg body 10 and/or the edge of the car body 1 adjacent with supporting leg body 10, and said sensor 31 is configured to monitor packing up of supporting leg body 10 and whether has obstacle in the scope.
Said controller 32 is connected and is configured to monitor said supporting leg body 10 whether be in collapsed state with supporting leg folding and unfolding actuating unit 22; Said controller 32 is connected with said sensor 31, and said controller 32 is configured in the monitoring result that monitors said supporting leg body 10 detecting sensor 31 when being in collapsed state, and judges whether that indication stops to pack up said supporting leg body 10.
Said anti-pinch control mechanism 33 is connected with said controller 32 and supporting leg folding and unfolding actuating unit 22, and said anti-pinch control mechanism 33 is configured to control said supporting leg folding and unfolding actuating unit 22 according to the operating order that controller 32 sends and stops to pack up said supporting leg body 10.
Anti-pinch control mechanism 33 can be a multi-way control valve or a group relay.It can have multiple control modes, for example:
1) anti-pinch control mechanism 33 can be improved by this mode and form: change original manual switchover multi-way control valve into the Electromagnetic Drive multi-way control valve; And by controller 32 these multi-way control valves of control; Former hand lever installs additional near switch maybe can make button form switch into, connects controller then and detects.
2) anti-pinch control mechanism 33 can be another multi-way control valve, and between former multi-way control valve and hydraulic ram oil circuit, controller 32 these anti-pinch control mechanisms 33 of control are directly controlled the hydraulic ram oil circuit.For ease of realizing that this anti-pinch control mechanism 33 can be the Electromagnetic Drive multi-way control valve.Optional is that this anti-pinch control mechanism 33 also can be realized by the hydraulic-driven multi-way control valve.
3) anti-pinch control mechanism 33 can be relay, the power amplifying device when can be used as controller 32 logical drive, its control method is with mode 1).This anti-pinch control mechanism 33 also may command diesel powered is in the break-make of going with the pumping state switch, the start and stop of modulated pressure pump then.
Need to prove that said controller 32 can be central process unit (CPU) or the microprocessor (MPU) with driving.
Among above-mentioned each embodiment, said anti-pinch control mechanism 33 can be the relay or the multi-way control valve of controlled device 32 controls, and through controlling packing up, decontroling and block control of 22 pairs of supporting legs of said supporting leg folding and unfolding actuating unit.
The oscillating type supporting leg 2 that it is pointed out that present embodiment does not need the special messenger to guard, and realizes preventing automatically to crush through the anti-clip assembly 30 that is provided with.And said oscillating type supporting leg 2 is installed simple and convenient, does not take up room, and does not hinder construction, is convenient to safeguard, not influenced by abominable construction environment, and cost is lower.
Preferably; Among above-mentioned each embodiment, said anti-clip assembly 30 also comprises annunciator 34, and said annunciator 34 is connected with said controller; And said annunciator 34 is configured to send when stopping to pack up the operating order of said supporting leg body 10 at said controller 32, gives the alarm.
In the present embodiment, said controller 32 is through said annunciator 34 of transmission level signal control and anti-pinch control mechanism 33.In general; The level signal that said controller 32 sends is a high level signal; If the power level of this level signal enough (this output design with controller 32 is relevant); Can be by said annunciator 34 of output port direct drive and anti-pinch control mechanism 33, report to the police and the operation that stops to pack up supporting leg is implemented simultaneously; If the power of this level signal is lower, said controller 32 can send this level signal through two output ports and drive respectively; If the power of this level signal is low again, said controller 32 just through the switch of two relays of two level output end mouth control, is driven by relay.
Certainly, in the present embodiment, said annunciator 34 can also send a kind of caution sound when supporting leg is packed up, and sends out another kind of caution sound when running into obstacle, and this is similar to the type of alarm of Reverse Sensor.
More preferably, said annunciator 34 is a combined aural and visual alarm.
It is emphasized that in the present embodiment, when supporting leg is packed up when detecting obstacle in the process; Annunciator 34 in the anti-clip assembly 30 can auto alarm; Accurately and timely, and can remind the workmen, be positioned at the personnel of the scope of packing up, be affected thereby supporting leg is packed up.
As shown in Figure 3, sensor 31 links to each other with controller 32, and controller 32 can the detecting sensor data.Whether supporting leg folding and unfolding switch 21 is connected with the switching value inputting testing terminal of controller 32, be convenient to controller 32 detection supporting leg folding and unfolding switches 21 like this and open.Controller 32 links to each other with anti-pinch control mechanism 33, is used for sending the supporting leg folding and unfoldings, control command such as stopping to said anti-pinch control mechanism 33.Anti-pinch control mechanism 33 and supporting leg folding and unfolding actuating unit 22 link to each other like supporting leg electrical control port or relay or control cock, thus the folding and unfolding of direct control supporting leg body 10 and stopping.Said controller 32 and annunciator 34 link to each other like acoustic-optic alarm; If monitoring the scope of packing up of supporting leg body 10, sensor 31 has obstacle; So, when controller 32 detected the monitoring result of sensor 31, indication annunciator 34 sent sound and light alarm; And indicate the said supporting leg folding and unfolding actuating unit 22 of anti-pinch control mechanism 33 controls to stop to pack up supporting leg body 10, control supporting leg antiport one segment distance in case of necessity.
Need to prove; Among above-mentioned each embodiment; Said sensor 31 can be electric-field sensor or pressure sensor or inductive pickoff or capacitance-type sensor or hall sensor or ultrasonic transduter or microwave remote sensor; At this moment, said sensor 31 is vertically arranged along the edge of said supporting leg bodies 10 and/or the car body 1 adjacent with supporting leg body 10.Wherein, the quantity that said sensor 31 is set is confirmed according to length, the folding and unfolding scope factors such as (or investigative ranges) of concrete supporting leg.
In the present embodiment, it is example that said sensor 31 adopts electric-field sensor (being the electric field imaging sensor), and this electric-field sensor can be widely used in contactless physical detection and measurement.
The principle of work of said electric-field sensor is: electric field imaging sensor institute bonded assembly measuring electrode (can connect a plurality of electrodes) is installed in supporting leg or adjacent car body place, vertically arranges along supporting leg or car body edge.Sinusoidal waveform maker in the said electric field imaging sensor cooperates the pure wave that produces certain frequency with external load resistance, and when obstacle such as human body was arranged when the electrode annex, the electric field of electrode changed; Relevant capacitance value C changes, and the voltage and the 1/C that record are proportional, and promptly electric capacity increases; The voltage that detects reduces, and this makes the signal of electrode to be detected change, through detecter in the electric field imaging sensor and low-pass filter; Can record the variation of this signal; Thereby can record whether obstacle is arranged,, can calculate the size and the position of obstacle through comparing data bank nominal data in each electrode data and the controller.
Optional is; Said sensor 31 adopt super sonics near switch (ultrasonic transduter) or microwave near switch (microwave remote sensor); By surveying thing is common objects, and a plurality of super sonics are vertically arranged along supporting leg or car body edge near switch near switch or microwave.Its monitoring principle is following: ultrasonic detection method is that ultrasonic generator and receptor are in close position or one; Ultrasonic generator is launched super sonic, as runs into obstacle, then reflection echo; Receptor is received echoed signal; Can calculate distance according to echo time delay, the action and the warning of supporting leg are not then carried out or stop in the disturbance in judgement position in specialized range like obstacle in view of the above.
Replacedly, said sensor 31 adopts pressure sensors, being surveyed thing is object pressure, a plurality of pressure sensors are vertically arranged along supporting leg or car body edge.Its monitoring principle is following: pressed from both sides if any human body; Then experienced the pressure variation by the pressure sensor between folder health and car body; When pressure during greater than certain threshold value; The action and the warning of supporting leg are not then carried out or stopped in disturbance in judgement and position thereof in view of the above, controls supporting leg antiport one segment distance in case of necessity to unclamp by the folder human body.
Alternatively, said sensor 31 adopts inductance approach switch, and being surveyed thing is common conductive metals, and a plurality of inductance approach switches are vertically arranged along supporting leg or car body edge.Its monitoring principle is following: conductive body is near the inductive switch that can generate an electromagnetic field the time; To make the inner eddy current that produces of conductive body; This eddy effect reacts to inductive switch; Switch internal circuit parameter will be changed, can recognize thus and have or not conductive body approaching, so exciting switch be switched on or switched off the output various signals.
Alternatively, said sensor 31 adopts capacitive approach switch, and being surveyed thing is common objects, and a plurality of capacitive approach switch pole plates are vertically arranged along supporting leg or car body edge.Its monitoring principle is following: the measurement of inductive switch normally constitutes a plate of cond, and another plate is the shell of switch, affiliated shell ground connection or be connected with the shell of equipment normally in measurement process.When object is shifted near switch; No matter whether it is conductor,, always the specific inductance capacity of electric capacity is changed because its is approaching; Thereby capacitance is changed; Make the circuit state link to each other with measuring head also change, just being switched on or switched off of may command capacitive approach switch thus, thereby change state thereupon.
Alternatively, said sensor 31 adopts Hall-type near switch, and being surveyed thing is magnetic bodies, and a plurality of Hall-types are vertically arranged along supporting leg or car body edge near switch.Principle is following: when magnetic bodies near Hall-type during near switch; The Hall element of said sensor 31 changes internal circuit status because of producing Hall effect; Near the object that is magnetic the identification thus exists, thus just may command Hall-type being switched on or switched off near switch.
Interchangeablely be, among above-mentioned each embodiment, said sensor 31 is transmit leg and the discrete opto-electronic pickup of take over party, and said transmit leg and take over party lay respectively on the said supporting leg body 10 and the respective edges place of the car body 1 adjacent with supporting leg body 10.
For example: said sensor 31 adopts reflection-type optoelectronic switch, and auxiliary device is a reflecting plate, and photoelectric switch and auxiliary device place supporting leg or car body diverse location place respectively, as places outrigger rotating shaft end and terminal two ends or corresponding car body boundary position.
Further: said sensor 31 can be placed on the supporting leg, and as placing reflection-type optoelectronic switch at an inboard leg rotating shaft end, the supporting leg inside end is put reflecting plate.Perhaps, said sensor 31 can be placed on the car body edge.Place reflection-type optoelectronic switch like near the car body edge outrigger rotating shaft end, reflecting plate is put at the car body edge near the end of supporting leg stowed position.Here, require said sensor 31 not hinder the supporting leg action, and can detect obstacle.
In the present embodiment; By surveying thing is common opaque article, and said reflection-type optoelectronic switch monitoring principle is following: when auxiliary device arrived, inductive switch was because the reflection of reflecting effect; Can receive the light that its projector is launched, said reflection-type optoelectronic switch has signal output; In case luminous plaque is blocked, receptor can not receive light, said reflection-type optoelectronic switch no signal output.
And for example: said sensor 31 adopts and sends and receive discrete photoelectric switch; By surveying thing is common opaque article; Send and receive discrete photoelectric switch and place supporting leg or car body diverse location place respectively, as place outrigger rotating shaft end and terminal two ends or corresponding car body boundary position.
Further: said sensor 31 can be placed on the supporting leg, and as placing transmitting party at an inboard leg rotating shaft end, the supporting leg inside end is put the take over party.Perhaps, said sensor 31 can be placed on the car body edge.Place transmitting party like near the car body edge outrigger rotating shaft end, the take over party is put at the car body edge near the end of supporting leg stowed position.Here, require said sensor 31 not hinder the supporting leg action, and can detect obstacle.
In the present embodiment, monitoring principle that adopt to send and receive discrete photoelectric switch is following: when obstacle arrives, thereby the light that transmitting party is launched will be stopped and make the take over party can not receive optical signal, perceive the approaching of obstacle object then.When the obstacle object is removed, the take over party will recover to receive the signal that transmit leg sent.
Among above-mentioned each embodiment, wherein, said supporting leg folding and unfolding switch 21 is connected with said controller 32, supporting leg folding and unfolding actuating unit 22, and said supporting leg folding and unfolding switch 21 is configured to indicate said supporting leg folding and unfolding actuating unit 22 to decontrol or pack up said supporting leg body 10.Said supporting leg folding and unfolding actuating unit 22 is connected with said supporting leg body 10, anti-pinch control mechanism 33, and said supporting leg folding and unfolding actuating unit 22 is configured to according to the relieving of said supporting leg folding and unfolding switch 21 and the said supporting leg body 10 of anti-pinch control mechanism 33 controls or packs up.
Among above-mentioned each embodiment, said anti-pinch control mechanism 33 also is configured to when the said supporting leg folding and unfolding actuating unit 22 of control stops to pack up said supporting leg body 10, control the said supporting leg body 10 of said supporting leg folding and unfolding actuating unit 22 antiports.
This shows, the oscillating type supporting leg 2 that the present invention proposes with anti-pinch security warning and controllable function, through obstacles such as sensor human body such as use electric-field sensor, ultrasonic transduter, infradred sensor or pressure sensors whether near the operating range of packing up of oscillating type supporting leg 2; When detecting obstacle; Timely sound and light alarm, and through preventing that clip assembly 30 control supporting leg folding and unfolding actuating units 22 like supporting leg holding electric control port or relay or control cock, cut off fuel feeding or Hydraulic Pump is stopped; Supporting leg is stopped; Counteragent prevents clamping obstacle such as workmen in case of necessity, thus the personnel's of assurance safety.
Replacedly, among above-mentioned each embodiment, can adopt following mode to replace enforcement:
1) with visual pattern human body or other obstacles, replacement is used for the sensor of obstacle monitoring.
In this alternative embodiment, be mainly with the implementation procedure of visual pattern human body or other obstacles:
With a visible image capturing photographic images, by the obstacle in the computer picture recognition method recognition image.Generally speaking, stored the graphics information of supporting leg earlier, during the revenue and expenditure leg, the supporting leg of identification realtime graphic and the difference of storage supporting leg image if there are differences, then reach and further judge whether difference is obstacle, if obstacle then stops to pack up the operation of supporting leg.
2) with infrared image human body or other obstacles, replacement is used for the sensor of obstacle monitoring.
Detect implementation procedure basic with above-mentioned substitute mode 1) identical, different is, the employing of this alternative embodiment be infrared pick-up head photographic images.
3) with electromagnetic wave human body or other obstacles, replacement is used for the sensor of obstacle monitoring.
In this alternative embodiment, detect implementation procedure and be similar to ultrasonic testing, but, this alternative embodiment is to replace super sonic with electromagnetic wave, and is similar with the principle of electromagnetic radar hunter.
Whether with flow rate detection have obstacle, its monitoring principle is following if 4) adopt detecting hydraulic fluid pressure: press detection sensor is arranged, the pressure of detection hydraulic oil at hydraulic ram or continuous hydraulic pipe or hydraulic valve or Hydraulic Pump exit; The continuous hydraulic pipe of hydraulic valve place or hydraulic ram has flow monitor, detects the flow velocity of hydraulic oil, is pressed from both sides if any human body; Then hydraulic fluid pressure rises; Flow velocity slows down, and when reaching certain and impose a condition, disturbance in judgement exists; Then do not carry out or stop the action and the warning of supporting leg, control supporting leg antiport one segment distance in case of necessity to unclamp by the folder human body.
Visible by above-mentioned each embodiment, oscillating type supporting leg of the present invention has following industry practical function at least:
1) said oscillating type supporting leg does not need the special messenger to guard, and prevents automatically to crush.
2) said oscillating type supporting leg installation is simple and convenient, does not take up room, and does not hinder construction.
3) be convenient to safeguard, not influenced by abominable construction environment.
4) method is simple and reliable, and cost is lower.
5) when detecting obstacle, the annunciator in the anti-clip assembly can auto alarm, accurately and timely, and can remind the workmen, is positioned at the personnel of the scope of packing up, and is affected thereby supporting leg is packed up.
The embodiment of the invention also provides a kind of vehicle, pump truck for example, and this vehicle is provided with car body 1 and above-mentioned any oscillating type supporting leg 2, and wherein, said oscillating type supporting leg 2 is arranged on the said car body 1.Because above-mentioned any oscillating type supporting leg 2 has above-mentioned technique effect, therefore, the vehicle that is provided with this oscillating type supporting leg 2 also should possess the corresponding techniques effect, and its practical implementation process is similar to the above embodiments, does not give unnecessary details now.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. an oscillating type supporting leg is characterized in that, comprising:
Supporting leg body (10), it is arranged on the car body (1);
Supporting leg folding and unfolding actuating unit (22), it is connected in said supporting leg body (10), and said supporting leg folding and unfolding actuating unit (22) is configured to control packing up and decontroling of said supporting leg body (10);
Anti-clip assembly (30); It is connected with said supporting leg folding and unfolding actuating unit (22); Said anti-clip assembly (30) is configured to pack up at said supporting leg body (10) and monitors in the process when having obstacle in the scope of packing up, and controls said supporting leg folding and unfolding actuating unit (22) and stops to pack up said supporting leg body (10).
2. oscillating type supporting leg according to claim 1 is characterized in that, said anti-clip assembly (30) comprising:
Sensor (31), it is arranged at the edge of last and/or adjacent with supporting leg body (10) car body (1) of said supporting leg body (10), and said sensor (31) is configured to monitor packing up of supporting leg body (10) and whether has obstacle in the scope;
Controller (32); It is connected with supporting leg folding and unfolding actuating unit (22), said sensor (31); Said controller (32) is configured to monitor said supporting leg body (10) and whether is in collapsed state; And in the monitoring result that monitors said supporting leg body (10) detecting sensor (31) when being in collapsed state, and judge whether that indication stops to pack up said supporting leg body (10);
Anti-pinch control mechanism (33); It is connected with said controller (32) and supporting leg folding and unfolding actuating unit (22), and said anti-pinch control mechanism (33) is configured to control said supporting leg folding and unfolding actuating unit (22) according to the operating order that controller (32) sends and stops to pack up said supporting leg body (10).
3. oscillating type supporting leg according to claim 2; It is characterized in that; Said anti-clip assembly (30) also comprises annunciator (34), and said annunciator (34) is connected with said controller (32) and is configured to and when said controller (32) sends the operating order that stops to pack up said supporting leg body (10), gives the alarm.
4. oscillating type supporting leg according to claim 3 is characterized in that, said annunciator (34) is a combined aural and visual alarm.
5. oscillating type supporting leg according to claim 4; It is characterized in that; Said sensor (31) is electric-field sensor or pressure sensor or inductive pickoff or capacitance-type sensor or hall sensor or ultrasonic transduter or microwave remote sensor, and its edge along said supporting leg body (10) and/or the car body (1) adjacent with supporting leg body (10) vertically arranges.
6. oscillating type supporting leg according to claim 4; It is characterized in that; Said sensor (31) comprises transmit leg and the discrete opto-electronic pickup of take over party, and said transmit leg and take over party lay respectively at the respective edges place of last and adjacent with supporting leg body (10) car body (1) of said supporting leg body (10).
7. according to each described oscillating type supporting leg of claim 2 to 6; It is characterized in that; Said anti-pinch control mechanism (33) also is configured to when the said supporting leg folding and unfolding actuating unit of control (22) stops to pack up said supporting leg body (10), control said supporting leg folding and unfolding actuating unit (22) the said supporting leg body of antiport (10).
8. a vehicle is characterized in that, this vehicle set has car body (1) and like each described oscillating type supporting leg (2) of claim 1 to 7;
Wherein, said oscillating type supporting leg (2) is arranged on the said car body (1).
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| CN201210313023.9A CN102826074B (en) | 2012-08-29 | 2012-08-29 | Vehicle and swing supporting leg thereof |
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| CN201210313023.9A CN102826074B (en) | 2012-08-29 | 2012-08-29 | Vehicle and swing supporting leg thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109249851A (en) * | 2017-07-14 | 2019-01-22 | 郑州宇通客车股份有限公司 | A kind of expansion cabin control system and its anti-clip control method |
| CN113371611A (en) * | 2021-04-29 | 2021-09-10 | 中联重科股份有限公司 | Control method and device for supporting leg assembly and engineering equipment |
| CN113807163A (en) * | 2021-07-28 | 2021-12-17 | 中科云谷科技有限公司 | Method for placing support legs of pump truck, device for placing support legs of pump truck and storage medium |
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| US20100120782A1 (en) * | 2001-08-27 | 2010-05-13 | Wyeth Llc | Endoparasiticidal gel composition |
| CN102616217A (en) * | 2012-04-16 | 2012-08-01 | 中联重科股份有限公司 | Control method, device and system for unfolding and folding of engineering machinery supporting leg |
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| CN1234364A (en) * | 1997-12-05 | 1999-11-10 | 美国格若沃责任有限公司 | Protective system of refraining from obstacle and preventing from cracked for support feet of chassis |
| US20100120782A1 (en) * | 2001-08-27 | 2010-05-13 | Wyeth Llc | Endoparasiticidal gel composition |
| CN2789210Y (en) * | 2005-03-24 | 2006-06-21 | 徐州重型机械有限公司 | Support operating device |
| CN2801569Y (en) * | 2005-04-30 | 2006-08-02 | 徐州重型机械有限公司 | Front-extension rear oscillating support of concrete pump car |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109249851A (en) * | 2017-07-14 | 2019-01-22 | 郑州宇通客车股份有限公司 | A kind of expansion cabin control system and its anti-clip control method |
| CN113371611A (en) * | 2021-04-29 | 2021-09-10 | 中联重科股份有限公司 | Control method and device for supporting leg assembly and engineering equipment |
| CN113807163A (en) * | 2021-07-28 | 2021-12-17 | 中科云谷科技有限公司 | Method for placing support legs of pump truck, device for placing support legs of pump truck and storage medium |
| CN113807163B (en) * | 2021-07-28 | 2023-12-19 | 中科云谷科技有限公司 | Pump truck support leg placement method, pump truck support leg placement device and storage medium |
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| CN102826074B (en) | 2015-07-08 |
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Effective date of registration: 20180807 Address after: 410100 31 industrial city, Changsha economic and Technological Development Zone, Hunan Patentee after: Hunan Sany Intelligent Control Equipment Co., Ltd. Address before: 410100 31 industrial city, Changsha economic and Technological Development Zone, Hunan Patentee before: Sanyi Heavy Industry Co., Ltd. |