CN104843090A - Support device of front turning type vehicle body and vehicle - Google Patents
Support device of front turning type vehicle body and vehicle Download PDFInfo
- Publication number
- CN104843090A CN104843090A CN201410275739.3A CN201410275739A CN104843090A CN 104843090 A CN104843090 A CN 104843090A CN 201410275739 A CN201410275739 A CN 201410275739A CN 104843090 A CN104843090 A CN 104843090A
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- Prior art keywords
- vehicle body
- rod member
- formula vehicle
- bracing
- strutting arrangement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/063—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other
- B62D33/067—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other tiltable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D33/00—Superstructures for load-carrying vehicles
- B62D33/06—Drivers' cabs
- B62D33/063—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other
- B62D33/073—Drivers' cabs movable from one position into at least one other position, e.g. tiltable, pivotable about a vertical axis, displaceable from one side of the vehicle to the other characterised by special adaptations of vehicle control devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a support device of a front turning type vehicle body. The support device comprises a connecting rod component capable of moving between a spreading position where the front turning type vehicle body (100) is supported and a folding position where the front turning type vehicle body is not supported, and a remote operation component for driving the connecting rod component to move between the spreading position and the folding position. The invention further discloses a vehicle which has the front turning type vehicle body and is provided with the support device. The support device of the front turning type vehicle body and the vehicle are improved in operation safety and convenience.
Description
Technical field
The present invention relates to vehicular field, particularly, relate to a kind of before turn over bracing or strutting arrangement and the vehicle of formula vehicle body.
Background technology
Turn over before in current truck industry formula vehicle body due to car load effective rate of utilization high, the advantages such as broad view, are used widely.But the support operation structure of existing overturn of vehicle body is unreasonable.This support operation structure is generally two sections of struts, and centre portion has little buckle.When needs are by when front turning over formula overturn of vehicle body, two ends strut is launched, utilizes little buckle to be pinned by two sections of struts.When turning over formula vehicle body return before needs make, needing manually to stretch out one's hand to enter body bottom operation and just can unclamp support.Therefore, if the adjustment of vehicle body torsion bar spring is improper, easily causes vehicle body to fall back comparatively fast, there is potential safety hazard.In addition, stretch out one's hand and enter body bottom and carry out operation and cause inconvenient operation.
Summary of the invention
The object of this invention is to provide a kind of before turn over bracing or strutting arrangement and the vehicle of formula vehicle body, in order to safety and the convenience of raising operation.
To achieve these goals, the invention provides a kind of before turn over the bracing or strutting arrangement of formula vehicle body, this bracing or strutting arrangement comprises: connecting rod assembly, and this connecting rod assembly can turn between the expanded position of formula vehicle body and the folding position of turning over formula vehicle body before not supporting and move before support; And remote operation assembly, this remote operation assembly is used for drive link assembly and moves between extended and collapsed positions.
Preferably, remote operation assembly comprises: operating unit, turns on formula vehicle body in order to apply propulsive effort to connecting rod assembly before this operating unit is arranged on; Positioning unit, this positioning unit can by connecting rod assembly lock-bit or unblock; And flexible axle, one end of this flexible axle is connected to operating unit, and the other end is connected to positioning unit.
Preferably, connecting rod assembly comprises the first hinged each other rod member of one end and the second rod member, and turn on formula vehicle body before the other end of the first rod member is hinged on, the other end of the second rod member is hinged on vehicle frame; Positioning unit comprises the first location division be connected on the first rod member and the second location division be connected on the second rod member; Wherein, the first location division and/or the second location division are connected with flexible axle.
Preferably, the first location division comprises tumbler, this tumbler offers and can form the groove of male-female engagement with the second location division; One end of tumbler is hinged to the first rod member, and the other end is connected to flexible axle, with under the driving of flexible axle the second location division formed male-female engagement latched position and and the second location division remove male-female engagement unlocked position between rotate.
Preferably, the first location division also comprises locking piece, and this locking piece can apply coupling mechanism force to the other end of tumbler and remain on latched position in order to make tumbler.
Preferably, locking piece comprises: stop part, and this stop part is fixedly connected on the first rod member; And elastic component, this elastic component is arranged between tumbler and stop part; The other end of flexible axle is connected with the first zip, be connected to tumbler, and elastic component is set on the first zip after this first zip runs through stop part.
Preferably, the second location division is the projection from the second rod member projection.
Preferably, operating unit comprise be hinged on before turn over pull bar on formula vehicle body, and be connected to the operating handle on pull bar; Wherein, one end of flexible axle is connected with the second zip, and this second zip is connected to pull bar.
Preferably, remote operation assembly also comprises the multiple bracing frames for supporting flexible axle, turns on formula vehicle body before the plurality of bracing frame is arranged at intervals.
Preferably, remote operation assembly comprises: driven unit, and this driven unit can move by drive link assembly between extended and collapsed positions; And electrically-controlled component, this electrically-controlled component is electrically connected to driven unit.
Preferably, driven unit comprises: cylinder, and the piston rod of this cylinder is connected to connecting rod assembly; Air supply unit, this air supply unit provides pressurized air by pneumatic circuit to cylinder; And electromagnetic valve unit, this electromagnetic valve unit is arranged on stretching in order to control plunger bar in pneumatic circuit; Wherein, electrically-controlled component is electrically connected to electromagnetic valve unit.
Preferably, connecting rod assembly comprises the first hinged each other rod member of one end and the second rod member, and turn on formula vehicle body before the other end of the first rod member is hinged on, the other end of the second rod member is hinged on vehicle frame; Wherein, the piston rod of cylinder is hinged to the hinge-point of the first rod member and the second rod member, and the first rod member and/or the second rod member are provided with locating part, and this locating part can when connecting rod assembly is in expanded position by the first rod member and the locking of the second rod member.
Preferably, first rod member and front hinge point of turning over formula vehicle body form the first hinge-point, the hinge point of the second rod member and vehicle frame forms the second hinge-point, the hinge point of the first rod member and the second rod member forms the 3rd hinge-point, when connecting rod assembly is positioned at expanded position, with the connection straight line between the first hinge-point and the second hinge-point for boundary, 3rd hinge-point lays respectively at the cylinder body of cylinder the both sides being connected straight line, wherein, second rod member is the shape of bending, the hinge-point of the first rod member and the second rod member is arranged on the bending place of the second rod member, and locating part is formed by a part for the second rod member.
Preferably, electromagnetic valve unit comprises: change-over valve, and this change-over valve has the first control position rod chamber of cylinder and air supply unit connected, and by the second control position that the rodless cavity of cylinder and air supply unit are connected; And flow regulating valve, this flow regulating valve is arranged in the pneumatic circuit between change-over valve and cylinder; Wherein, electrically-controlled component can control the position of change-over valve, and the aperture that can control flow regulating valve with turn over before making formula vehicle body have different before turn over speed or fall velocity.
Preferably, change-over valve also comprises the blocking position of the pneumatic circuit blocked between cylinder and air supply unit; Wherein, electrically-controlled component can control change-over valve and be in the first control position, the second control position or blocking position.
Preferably, electrically-controlled component comprises guidance panel, turn over button before described guidance panel is provided with, fall button and scram button after rise, wherein, before turn over push button control change-over valve and be in the second control position, fall push button control change-over valve after rise and be in the first control position, scram button controls change-over valve and is in blocking position.
Preferably, air supply unit comprises: air compressor; Energy storage, this energy storage is arranged between air compressor and electromagnetic valve unit; And check valve, this check valve is arranged between air compressor and energy storage, and the reverse port of check valve is connected to energy storage.
Preferably, air supply unit also comprises: overflow reducing valve, and this overflow reducing valve is arranged between air compressor and check valve; And dryer, this dryer is arranged between energy storage and check valve.
On the other hand, the present invention also provides a kind of vehicle, turns over formula vehicle body before this vehicle has, and vehicle is provided with above-mentioned bracing or strutting arrangement.
By technique scheme, before the invention provides a kind of novel remote operated, turn over the bracing or strutting arrangement of formula vehicle body.Current turn over formula vehicle body need before when turning over, only need operating remote operating assembly can move to expanded position by drive link assembly; When needs are by when front turning over formula vehicle body return, only need operating remote operating assembly that connecting rod assembly can be made to be retracted to folding position.Like this, can overcome in prior art directly to stretch out one's hand and enter body bottom and carry out operating brought many unfavorable, at least can improve safety and the convenience of operation.In addition, of the present invention simple and practical, cost drops into low, but can promote the hommization operating characteristic of front overturning type to a great extent.
Other features and advantages of the present invention are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification sheets, is used from explanation the present invention, but is not construed as limiting the invention with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the structural representation according to turning over the first embodiment of the bracing or strutting arrangement of formula vehicle body before of the present invention, illustrate that bracing or strutting arrangement is arranged on vehicle and connecting rod assembly is positioned at expanded position time situation;
Fig. 2 is the structural representation according to turning over the first embodiment of the bracing or strutting arrangement of formula vehicle body before of the present invention, illustrate that bracing or strutting arrangement is arranged on vehicle and connecting rod assembly is positioned at folding position time situation;
Fig. 3 is the structural representation according to turning over the first embodiment of the bracing or strutting arrangement of formula vehicle body before of the present invention, and situation when connecting rod assembly is positioned at expanded position is shown;
Fig. 4 is the structural representation according to turning over the first embodiment of the bracing or strutting arrangement of formula vehicle body before of the present invention, and situation when connecting rod assembly is positioned at folding position is shown;
Fig. 5 is the local structure schematic diagram according to turning over the first embodiment of the bracing or strutting arrangement of formula vehicle body before of the present invention;
Fig. 6 is the structural representation according to turning over the second embodiment of the bracing or strutting arrangement of formula vehicle body before of the present invention, turns over situation when to turn over state before formula vehicle body is in before shown in figure;
Fig. 7 is the structural representation according to turning over the second embodiment of the bracing or strutting arrangement of formula vehicle body before of the present invention, turns over situation when formula vehicle body is in falling state before shown in figure;
Fig. 8 is the structural representation according to turning over the connecting rod assembly of the second embodiment of the bracing or strutting arrangement of formula vehicle body and the amplification of a part of driven unit before of the present invention;
Fig. 9 is the local structure schematic diagram according to turning over the second embodiment of the bracing or strutting arrangement of formula vehicle body before of the present invention.
Description of reference numerals
11 first rod member 12 second rod member 13 locating parts
110 first hinge-point 120 second hinge-point 101 the 3rd hinge-points
211 tumbler 212 stop part 213 elastic components
22 second location divisions
31 flexible axle 311 first zips
32 bracing frames
331 pull bar 332 operating handles
51 cylinder 511 piston rod 512 rod chambers
513 rodless cavities
620 pneumatic circuits
621 air compressor 622 energy storage 623 check valves
624 overflow reducing valve 625 dryer 626 airfilters
627 driving engines
731 change-over valve 732 flow regulating valve
8 silencer 9 electric-controlled boxes
Formula vehicle body 20 guidance panel 200 vehicle frame is turned over before 100
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the present invention, when not doing contrary explanation, the noun of locality such as " upper and lower, left and right " of use typically refers to reference to upper and lower, left and right shown in the drawings; " inside and outside " refers to profile inside and outside relative to each parts itself.
Referring to figs. 1 to Fig. 9, the invention provides a kind of before turn over the bracing or strutting arrangement of formula vehicle body.This bracing or strutting arrangement comprises connecting rod assembly.When needing, by when front turning over state that formula vehicle body 100 turn to shown in Fig. 1, connecting rod assembly to be placed in expanded position, to turn over the bottom of formula vehicle body 100 before making connecting rod assembly support.When turning over the state that formula vehicle body 100 is repositioned to shown in Fig. 2 before needs make, connecting rod assembly being placed in folding position, turning over formula vehicle body 100 before making and fall after rise.That is, connecting rod assembly can move between extended and collapsed positions.
According to embodiments of the invention, connecting rod assembly comprises the first rod member 11 and the second rod member 12.One end of first rod member 11 and one end of the second rod member 12 hinged each other, turn on formula vehicle body 100 before the other end of the first rod member 11 is hinged on by hinged seat, the other end of the second rod member 12 is hinged on vehicle frame 200 by hinged seat.When connecting rod assembly is in expanded position, the first rod member 11 and the second rod member 12 form rectilinear form roughly and turn over before being supported between the bottom of formula vehicle body 100 and vehicle frame 200.When connecting rod assembly is in folding position, the first rod member 11 and the second rod member 12 form collapsed configuration and turn over the below of formula vehicle body 100 before being folded in.
According to embodiments of the invention, bracing or strutting arrangement also comprises remote operation assembly, moves between extended and collapsed positions in order to drive link assembly.Like this, current turn over formula vehicle body need before when turning over, only need operating remote operating assembly can move to expanded position by drive link assembly; When needs are by when front turning over formula vehicle body return, also only need operating remote operating assembly that connecting rod assembly can be made to be retracted to folding position.Like this, can overcome in prior art directly to stretch out one's hand and enter body bottom and carry out operating brought many unfavorable, at least can improve safety and the convenience of operation.
With reference to figure 3 to Fig. 5, below describe the first embodiment of the present invention in detail.
According to embodiments of the invention, remote operation assembly comprises operating unit, positioning unit and is connected to the flexible axle 31 between operating unit and positioning unit.Wherein, operating unit turns over before being arranged on formula vehicle body 100 in order to apply propulsive effort to connecting rod assembly.According to embodiments of the invention, operating unit comprises pull bar 331.Turn over before this pull bar 331 is hinged on formula vehicle body 100, can rotate relative to front turning over formula vehicle body 100.Be connected with operating handle 332 in the end of pull bar 331, carry out M/C for staff.Operating handle 332 curved design, meets ergonomics, to improve convenience and the traveling comfort of operation.
According to embodiments of the invention, one end of flexible axle 31 is on pull bar 331, and the other end is connected on positioning unit.When pull bar 331 relative to front turn over formula vehicle body 100 rotate time, flexible axle 31 can transmit motive force, thus realizes Long-distance Control to connecting rod assembly.In addition, according to embodiments of the invention, in order to strengthen the Joint strenght of flexible axle 31 and pull bar 331 and positioning unit, be connected to the first zip 311 and the second zip at the two ends of flexible axle 31.One end of flexible axle 31 is connected to pull bar 331 by the second zip, and the other end of flexible axle 31 is connected to positioning unit by the first zip 311.First zip 311 is identical with the structure of the second zip, is the rod-like element with certain rigidity.In addition, remote operation assembly also comprises multiple bracing frame 32, supports in order to be formed flexible axle 31, and the trend of fixing flexible axle 31.Turn over before bracing frame 32 is arranged at intervals on the bottom surface of formula vehicle body 100, thus flexible axle 31 can, along the sole arrangement of front turning over formula vehicle body 100, be avoided having an impact to the attractive in appearance of vehicle body.
Continue with reference to figure 3 to Fig. 5.According to embodiments of the invention, positioning unit is used for connecting rod assembly lock-bit or unblock.That is, when the first rod member 11 and the second rod member 12 are in the expanded position shown in Fig. 3 and Fig. 5, by the locking position of the first rod member 11 and the second rod member 12, thus the support effect of the first rod member 11 and the second rod member 12 can be guaranteed by positioning unit.And when needing to make the first rod member 11 and the second rod member 12 be in the folding position shown in Fig. 4, can by the latch-release between the first rod member 11 and the second rod member 12 by positioning unit.
Further, positioning unit comprises the first location division and the second location division.First location division is connected on the first rod member 11, and the second location division 22 is connected on the second rod member 12.The power that first location division and the second location division 22 can be transmitted by flexible axle 31 forms male-female engagement, thus the position of the first rod member 11 and the second rod member 12 is locked in the expanded position shown in Fig. 3 and Fig. 5; Similarly, the power that the first location division and the second location division 22 can be transmitted by flexible axle 31 removes male-female engagement, thus the first rod member 11 and the second rod member 12 can be packed up to the folding position shown in Fig. 4.That is, the present invention is by the Long-distance Control of matching relationship realization to the position of connecting rod assembly between mechanical part.
Further, according to embodiments of the invention, the first location division comprises tumbler 211.As shown in Fig. 3 to Fig. 5, tumbler 211 offers groove, this groove can form male-female engagement with the second location division 22.According to embodiments of the invention, the second location division 22 is the projection from the second rod member 12 projection.Further, one end of tumbler 211 is hinged to the first rod member 11, and the other end of tumbler 211 is connected to the other end of flexible axle 31.Under the driving of flexible axle 31, tumbler 211 the second location division 22 formed male-female engagement latched position and and the second location division 22 remove male-female engagement unlocked position between rotate.That is, when the second location division 22 is embedded in the groove on tumbler 211, tumbler 211 is in latched position, and the relative position of the first rod member 11 and the second rod member 12 is locked; When the second location division 22 is deviate from from the groove tumbler 211, tumbler 211 is in the unlocked position, and the locking of the first rod member 11 and the second rod member 12 is removed.
Preferably, according to embodiments of the invention, guide surface can be formed at the notch position of the groove of tumbler 211, when the first rod member 11 and the second rod member 12 rotate from folding position towards expanded position, the second location division 22 can be embedded into swimmingly in the groove on tumbler 211 under the guiding of guide surface.According to embodiments of the invention, flexible axle 31 can be driven motive force to be applied to the other end of tumbler 211 and tumbler 211 is rotated by operation operating handle 332, and the second location division 22 can be deviate from from the groove tumbler 211 in the process of tumbler 211 rotation.
In addition, according to embodiments of the invention, the first location division also comprises locking piece.This locking piece can apply coupling mechanism force to the other end of tumbler 211, thus when connecting rod assembly is in expanded position, tumbler 211 can remain on latched position.
Further, locking piece comprises stop part 212 and elastic component 213.Stop part 212 is fixedly connected on the first rod member 11, in order to limit the unlocked position of tumbler 211.When tumbler 211 rotates under the driving of flexible axle 31, stop part 212 can form restriction, to save running cost to the slewing area of tumbler 211.That is, when the second location division 22 is deviate from from the groove tumbler 211, by stop part 212, tumbler 211 can be braked.The setting position of stop part 212 just can ensure that tumbler 211 stops operating when the second location division 22 is deviate from from the groove tumbler 211.That is, stop part 212 just by tumbler 211 backstop at unlocked position.
Preferably, elastic component 213 is arranged between tumbler 211 and stop part 212.Such as but not limited to, this elastic component 213 is Compress Spring.Further, as described above, the other end of flexible axle 31 is connected with the first zip 311, in order to strengthen the Joint strenght of the end of flexible axle 31.According to embodiments of the invention, be connected to tumbler 211 after the first zip 311 runs through stop part 212, and elastic component 213 is set on zip 311.By this, the first zip 311 can play the guiding role to elastic component 213.
In addition, in the embodiment of Fig. 1 to Fig. 5 display, positioning unit has been arranged on the right side of connecting rod assembly.Should be appreciated that, this setup is just for the purpose of description and not to be defined as object.That is, positioning unit also can be arranged on the left side of connecting rod assembly, and this embodiment is also in protection scope of the present invention.But, because the rightward space of connecting rod assembly is comparatively large, the embodiment therefore shown in preferred Fig. 1 to Fig. 5.
Comprehensively above-mentioned, the working process of bracing or strutting arrangement of the present invention can be described below:
When turning over before turning over formula vehicle body 100 before needs, manually can operate the rear portion of in the past turning over formula vehicle body 100 and starting front turning over formula vehicle body 100, simultaneously pull operation handle 332, until the first rod member 11 and the second rod member 12 form rectilinear form roughly.Now, unclamp operation handle 332, elastic component 213 can apply elastic force to the described other end of tumbler 211, thus makes the groove on tumbler 211 and the second location division 22 form location fit, and tumbler 211 is in latched position.Like this, the first rod member 11 and the second rod member 12 are locked in expanded position.Now, the front formula vehicle body 100 that turns over turn to specified altitude, turns over operation before completing.
When turning over formula vehicle body 100 before needs and falling after rise, pull operation handle 332, motive force is passed to the described other end of tumbler 211 by flexible axle 31.Consequently elastic component 213 shrinks, the described other end of tumbler 211 rotates upward.Like this, the groove on tumbler 211 and the male-female engagement between the second location division 22 are removed, and tumbler is in the unlocked position, and relatively rotate between the first rod member 11 and the second rod member 12.Now, unclamp operation handle 332, under the Action of Gravity Field front turning over formula vehicle body 100, it is folding position that the first rod member 11 and the second rod member 12 can be regained by expanded position gradually.Before turn over formula vehicle body 100 and fall back to horizontality, complete falling operation.
When front turning over or in falling process during something unexpected happened, flexible axle 31 can be pulled by control operation handle 332, move with the position controlling the first rod member 11, thus prevent the generation of safety misadventure or accident from worsening.
With reference to figure 6 to Fig. 9, below describe the second embodiment of the present invention in detail.
According to embodiments of the invention, remote operation assembly comprises driven unit and electrically-controlled component.Driven unit is driver element, for moving between drive link assembly expanded position and folding position; Electrically-controlled component is electrically connected to driven unit, for carrying out Electronic control to driven unit.According to above-mentioned, when turning over before turning over formula vehicle body 100 before needs make or falling after rise, only need operate the automatic control operation that electrically-controlled component can realize bracing or strutting arrangement.By this, can overcome in prior art directly to stretch out one's hand and enter body bottom and carry out operating brought many unfavorable, at least can improve safety and the convenience of operation.
Further, according to embodiments of the invention, driven unit comprises cylinder 51.The piston rod 511 of cylinder 51 is connected on connecting rod assembly, for moving between drive link assembly expanded position and folding position.Preferably, the top of the piston rod 511 of cylinder 51 is connected to the hinge-point of the first rod member 11 and the second rod member 12, thus the first rod member 11 can be driven to carry out relative rotation with the second rod member 12 when piston rod 511 carries out fore and aft motion.First rod member 11 and/or the second rod member 12 are provided with locating part 13 (being illustrated in Fig. 9), so that can self-locking be formed when connecting rod assembly is in expanded position, the safety of turning over before guarantee.Such as but not limited to, as shown in Figure 4, first rod member 11 and the hinge point of front turning over formula vehicle body 100 form the hinge point that the first hinge-point 110, second rod member 12 and the hinge point of vehicle frame 200 form the second hinge-point 120, first rod member 11 and the second rod member 12 and form the 3rd hinge-point 101.As shown in FIG., when the first rod member 11 and the second rod member 12 are urged to expanded position by piston rod 511, with the connection straight line between the first hinge-point 110 and the second hinge-point 120 for boundary, the 3rd hinge-point 101 lays respectively at the cylinder body of cylinder 51 both sides being connected straight line.That is, when piston rod 511 pulls the first rod member 11 and the second rod member 12 to rotate to make the angle towards piston rod 511 of the first rod member 11 and the second rod member 12 be less than the position of 180 °, the relative rotation of the first rod member 11 and the second rod member 12 can be stopped by locating part 13, thus realize the self-locking of the first rod member 11 and the second rod member 12.Further, the shape bent is arranged to by the second rod member 12, forms angle α between the two sections of linear portions be bent to form.Wherein, the hinge-point (i.e. the 3rd hinge-point 101) of the first rod member 11 and the second rod member 12 is arranged on the bending place of the second rod member 12.As shown in Figure 4, according to embodiments of the invention, locating part 13 mentioned above is formed by one section of linear portion in two sections of linear portions of the second rod member 12.When connecting rod assembly is positioned at expanded position, the part of the formation locating part 13 of the second rod member 12 rotates to be formed to the continuation of the first rod member 11 and stops, thus makes the first rod member 11 and the second rod member 12 self-locking.Such as but not limited to, second rod member 12 is channel-section steel, first rod member 11 is contained in the groove of the second rod member 12, and when the first rod member 11 and the second rod member 12 are in expanded position, the groove bottom part of the part of the formation locating part 13 of the second rod member 12 can form spacing stop to the first rod member 11.By structure as above, locating part 13 is formed by a part for the second rod member 12, makes the second rod member 12 and locating part 13 become integral structure, therefore can improve the bulk strength of device.In addition, the second rod member 12 also can be the rod member of rectilinear form, and locating part 13 can be connected to the end of the second rod member 12 by modes such as welding, if can realize the first rod member 11 and the second rod member 12 be rotated in place after from lock-bit.Be appreciated that the first rod member 11 and the second rod member 12 also can realize self-locking by other structures, but the structure of self-locking manner that embodiments of the invention provide is very simple, and self-locking is reliable for effect.
In addition, in the embodiment of Fig. 6 to Fig. 9 display, driven unit has been arranged on the right side of connecting rod assembly.Should be appreciated that, this setup is just for the purpose of description and not to be defined as object.That is, driven unit also can be arranged on the left side of connecting rod assembly, and this embodiment is also in protection scope of the present invention.But, because the rightward space of connecting rod assembly is comparatively large, the embodiment therefore shown in preferred Fig. 6 to Fig. 9.
Continue with reference to figure 6 to Fig. 9, according to embodiments of the invention, driven unit also comprises air supply unit and electromagnetic valve unit.Wherein, air supply unit provides pressurized air by pneumatic circuit 620 to cylinder 51, and electromagnetic valve unit is then arranged in pneumatic circuit 620 in order to control compressed-air actuated delivery volume.
In more detail, according to embodiments of the invention, air supply unit comprises the air compressor 621 driven by driving engine 627.The entrance of air compressor 621 is provided with airfilter 626, and outside air enters air compressor 621 after airfilter 626 filters, and forms pressurized air.Air supply unit also comprises energy storage 622, and this energy storage 622 is arranged between described air compressor 621 and electromagnetic valve unit and is used as closed-center system, in order to turn over the normal upset of formula vehicle body 100 before realizing smoothly when air compressor 621 shuts down.Air supply unit also comprises check valve 623, and this check valve 623 is arranged between air compressor 621 and energy storage 622, and the reverse port of check valve 623 is connected to energy storage 622.Check valve 623, for controlling gas flow, can ensure that the air pressure in energy storage 622 still can maintain normal pressure when air compressor 621 shuts down simultaneously.
In addition, according to embodiments of the invention, air supply unit also comprises the overflow reducing valve 624 be arranged between air compressor 621 and check valve 623.When system air pressure reaches preset value, overflow reducing valve 624 opens decompression automatically, thus ensures the normal air pressure of system held, reduces the consumption of air compressor 621 pairs of driving engine 627 power simultaneously.Air supply unit also comprises the dryer 625 be arranged between energy storage 622 and check valve 623.This dryer 625 implements to dewater drying to the air flowed through, and to ensure the reliable running of follow-up gas-pressure component, thus extends the service life of gas-pressure component.
According to above-mentioned, pressurized air after flowing through overflow reducing valve 624, check valve 623 and dryer 625 successively, arrives energy storage 622 after flowing into pneumatic circuit 620 from the outlet of air compressor 621, and by energy storage 622 to electromagnetic valve unit air feed.
Further, according to embodiments of the invention, electromagnetic valve unit comprises change-over valve 731 and flow regulating valve 732.Change-over valve 731 comprises the first control position, the second control position and blocking position.Wherein, when change-over valve 731 is positioned at the first control position, connect rod chamber 512 and the energy storage 622 of cylinder 51; When change-over valve 731 is positioned at the second control position, connect rodless cavity 513 and the energy storage 622 of cylinder 51; When change-over valve 731 is positioned at blocking position, change-over valve 731 blocks the pneumatic circuit 620 between cylinder 51 and energy storage 622.That is, when change-over valve 731 is positioned at the first control position, energy storage 622, to rod chamber 512 air feed of cylinder 51, the piston rod 511 of cylinder 51 is bounced back, thus drive link assembly is regained to folding position.When change-over valve 731 is positioned at the second control position, energy storage 622, to rodless cavity 513 air feed of cylinder 51, the piston rod 511 of cylinder 51 is stretched out, thus drive link assembly stretches to expanded position.When change-over valve 731 is positioned at blocking position, the piston rod 511 of cylinder 51 stops retraction or stretches out, thus connecting rod assembly can be made to remain on a certain position.In addition, according to embodiments of the invention, the gas returning port of change-over valve 731 is communicated with air by silencer 8, thus can reduce the operating noise of bracing or strutting arrangement.
In addition, according to embodiments of the invention, flow regulating valve 732 is arranged in the pneumatic circuit 620 between change-over valve 731 and cylinder 51.When flow regulating valve 732 has different apertures, the piston rod 511 of cylinder 51 can have different retractions or stretch out speed, thus front turn over formula vehicle body 100 can have different before turn over or fall velocity.By this, turn over formula vehicle body 100 before can effectively suppressing and fall after rise too quickly, to improve the safety of operation, and reduce the loss of all parts of vehicle.
Still with reference to figure 6 to Fig. 9, according to embodiments of the invention, electrically-controlled component can control change-over valve 731 makes it be in the first control position, the second control position or blocking position.Specifically, electrically-controlled component comprises guidance panel 20 for operating personal and operates.Guidance panel 20 turns over before being provided with button, falls button and scram button after rise.Electrically-controlled component also comprises electric-controlled box 9, and this electric-controlled box 9 can receive the electric signal that guidance panel 20 sends, and controls electromagnetic valve unit by controlling wire harness in response to this electric signal.More particularly, the front button that turns over can control change-over valve 731 and is in the second control position, and fall button after rise and can control change-over valve 731 and be in the first control position, scram button can control change-over valve 731 and be in blocking position.In addition, be also provided with speed control switch 61 in electric-controlled box 9, this speed control switch 61 can control the aperture of flow regulating valve 732, thus the retraction of the piston rod 511 of control cylinder 51 or stretch out speed.
Comprehensively above-mentioned, the working process of bracing or strutting arrangement of the present invention can be described below:
When turning over before turning over formula vehicle body 100 before needs, the lockable mechanism of body support being opened, before on push panel 20, turning over button, control change-over valve 731 by electric-controlled box 9 and make it be in the second control position.Pressurized air enters the rodless cavity 513 of cylinder 51 through flow regulating valve 732, and the piston rod 511 of cylinder 51 stretches out, return-air by gas returning port discharged to air.The piston rod 511 of cylinder 51 promotes the first rod member 11 by compound hinges and the second rod member 12 rotates, and the first rod member 11 and the second rod member 12 are extended into expanded position by folding position gradually.When the first rod member 11 and the second rod member 12 rotate to angle α, the top of the second rod member 12 by the first rod member 11 backstop, thus arrives rotation ultimate limit state, forms self-locking simultaneously.Now, the front formula vehicle body 100 that turns over turn to specified altitude, turns over operation before completing.
When turning over formula vehicle body 100 before needs and falling after rise, the falling button on push panel 20, controls change-over valve 731 by electric-controlled box 9 and makes it be in the first control position.Pressurized air enters the rod chamber 512 of cylinder 51, and the piston rod 511 of cylinder 51 bounces back, return-air through flow regulating valve 732 by gas returning port discharged to air.The piston rod 511 of cylinder 51 pulls the first rod member 11 and the second rod member 12 to rotate by compound hinges, and it is folding position that the first rod member 11 and the second rod member 12 are regained by expanded position gradually.Before turn over formula vehicle body 100 and fall back to horizontality, complete falling operation.In above process, return-air flows to change-over valve 731 through flow regulating valve 732, turns over formula vehicle body 100 and fall after rise too fast before can preventing by this.
When front turning over or in falling process during something unexpected happened, scram button on push panel 20, controlling change-over valve 731 by electric-controlled box 9 makes it be in blocking position, close all pneumatic circuits 620 through change-over valve 731, before turn over before formula vehicle body 100 stops and turning over or fall after rise, prevent the generation of safety misadventure or accident from worsening.Speed control switch 61 can control the flow of flow regulating valve 732, thus the speed of turning over and falling after rise before turning over formula vehicle body 100 before controlling.
On the other hand, the present invention also provides a kind of vehicle, turns over formula vehicle body 100 before this vehicle has.Further, this vehicle is provided with above-mentioned bracing or strutting arrangement.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. turn over the bracing or strutting arrangement of formula vehicle body before one kind, it is characterized in that, this bracing or strutting arrangement comprises: connecting rod assembly, this connecting rod assembly can support described before turn over formula vehicle body (100) expanded position and do not support described before turn over formula vehicle body (100) folding position between move; And remote operation assembly, this remote operation assembly moves between described expanded position and folding position for driving described connecting rod assembly.
2. before according to claim 1, turn over the bracing or strutting arrangement of formula vehicle body, it is characterized in that, described remote operation assembly comprises: operating unit, this operating unit be arranged on described before turn on formula vehicle body (100) in order to apply propulsive effort to described connecting rod assembly; Positioning unit, this positioning unit can by described connecting rod assembly lock-bit or unblock; And flexible axle (31), one end of this flexible axle (31) is connected to described operating unit, and the other end is connected to described positioning unit.
3. before according to claim 2, turn over the bracing or strutting arrangement of formula vehicle body, it is characterized in that, described connecting rod assembly comprises one end the first rod member (11) hinged each other and the second rod member (12), the other end of described first rod member (11) be hinged on described before turn on formula vehicle body (100), the other end of described second rod member (12) is hinged on vehicle frame (200); Described positioning unit comprises the first location division be connected on described first rod member (11) and the second location division be connected on described second rod member (12); Wherein, described first location division and/or the second location division are connected with described flexible axle (31).
4. before according to claim 3, turn over the bracing or strutting arrangement of formula vehicle body, it is characterized in that, described first location division comprises tumbler (211), this tumbler (211) offers and can form the groove of male-female engagement with described second location division (22); One end of described tumbler (211) is hinged to described first rod member (11), the other end is connected to described flexible axle (31), with under the driving of described flexible axle (31) described second location division (22) formed male-female engagement latched position and and described second location division (22) remove male-female engagement unlocked position between rotate.
5. before according to claim 4, turn over the bracing or strutting arrangement of formula vehicle body, it is characterized in that, described first location division also comprises locking piece, and this locking piece can apply coupling mechanism force to the described other end of described tumbler (211) and remain on described latched position in order to make described tumbler (211).
6. turn over the bracing or strutting arrangement of formula vehicle body before according to claim 5, it is characterized in that, described locking piece comprises: stop part (212), and this stop part (212) is fixedly connected on described first rod member (11); And elastic component (213), this elastic component (213) is arranged between described tumbler (211) and stop part (212);
The described other end of described flexible axle (31) is connected with the first zip (311), be connected to described tumbler (211) after this first zip (311) runs through described stop part (212), and described elastic component (213) is set on described first zip (311).
7. turn over the bracing or strutting arrangement of formula vehicle body before according to any one of claim 3-6, it is characterized in that, described second location division (22) is from the protruding projection of described second rod member (12).
8. before according to claim 2, turn over the bracing or strutting arrangement of formula vehicle body, it is characterized in that, described operating unit comprise be hinged on described before turn over pull bar (331) on formula vehicle body (100), and be connected to the operating handle (332) on described pull bar (331); Wherein, described one end of described flexible axle (31) is connected with the second zip, and this second zip is connected to described pull bar (331).
9. before according to claim 2, turn over the bracing or strutting arrangement of formula vehicle body, it is characterized in that, described remote operation assembly also comprises the multiple bracing frames (32) for supporting described flexible axle (31), the plurality of bracing frame (32) be arranged at intervals described before turn on formula vehicle body (100).
10. a vehicle, turns over formula vehicle body (100), it is characterized in that, described vehicle is provided with the bracing or strutting arrangement according to any one of claim 1-9 before this vehicle has.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410275739.3A CN104843090B (en) | 2014-06-19 | 2014-06-19 | Before turn over the support meanss and vehicle of formula vehicle body |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410275739.3A CN104843090B (en) | 2014-06-19 | 2014-06-19 | Before turn over the support meanss and vehicle of formula vehicle body |
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| CN104843090A true CN104843090A (en) | 2015-08-19 |
| CN104843090B CN104843090B (en) | 2017-07-11 |
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| CN201410275739.3A Active CN104843090B (en) | 2014-06-19 | 2014-06-19 | Before turn over the support meanss and vehicle of formula vehicle body |
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Cited By (6)
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| CN106347504A (en) * | 2016-09-30 | 2017-01-25 | 安徽江淮汽车股份有限公司 | Overturning supporting mechanism of automobile cab |
| CN108327807A (en) * | 2018-03-15 | 2018-07-27 | 中国第汽车股份有限公司 | Split type driver's cabin latch system |
| CN109219554A (en) * | 2016-06-03 | 2019-01-15 | 安赛乐米塔尔公司 | Longitudinal member for heavy goods vehicle |
| CN109204579A (en) * | 2017-07-04 | 2019-01-15 | 曼卡车和巴士奥地利有限责任公司 | Pivoting device for driver's cabin |
| CN111098942A (en) * | 2018-10-26 | 2020-05-05 | 北汽福田汽车股份有限公司 | Locking mechanism, cab rear suspension locking mechanism and vehicle |
| CN112660252A (en) * | 2020-12-29 | 2021-04-16 | 安徽安凯华夏汽车配件制造有限公司 | Steel plate welding type turnover mechanism assembly for motor vehicle cab |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109219554A (en) * | 2016-06-03 | 2019-01-15 | 安赛乐米塔尔公司 | Longitudinal member for heavy goods vehicle |
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| CN108327807A (en) * | 2018-03-15 | 2018-07-27 | 中国第汽车股份有限公司 | Split type driver's cabin latch system |
| CN111098942A (en) * | 2018-10-26 | 2020-05-05 | 北汽福田汽车股份有限公司 | Locking mechanism, cab rear suspension locking mechanism and vehicle |
| CN111098942B (en) * | 2018-10-26 | 2021-04-16 | 北汽福田汽车股份有限公司 | Locking mechanism, cab rear suspension locking mechanism and vehicle |
| CN112660252A (en) * | 2020-12-29 | 2021-04-16 | 安徽安凯华夏汽车配件制造有限公司 | Steel plate welding type turnover mechanism assembly for motor vehicle cab |
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|---|---|
| CN104843090B (en) | 2017-07-11 |
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