CN103708389A - Lifting device and paver with same - Google Patents
Lifting device and paver with same Download PDFInfo
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- CN103708389A CN103708389A CN201410012128.XA CN201410012128A CN103708389A CN 103708389 A CN103708389 A CN 103708389A CN 201410012128 A CN201410012128 A CN 201410012128A CN 103708389 A CN103708389 A CN 103708389A
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Abstract
The invention discloses a lifting device and a paver with the lifting device. The lifting device comprises a first telescoping mechanism, a second telescoping mechanism and a third telescoping mechanism, wherein one end of the first telescoping mechanism is hinged to a rack to form a first hinge point, and a lifting connecting piece is arranged on the first telescoping mechanism; one end of the second telescoping mechanism is hinged to the rack to form a second hinge point, and the other end of the second telescoping mechanism is hinged to the other end of the first telescoping mechanism; one end of the third telescoping mechanism is hinged to the rack to form a third hinge point, and the other end of the third telescoping mechanism is hinged to the position, close to the other end of the third telescoping mechanism, of the first telescoping mechanism; the first hinge point, the second hinge point and the third hinge point are not in the same line, and the second hinge point is located above the first hinge point. The lifting device can be used for quickly lifting a spiral extending section and a screed plate extending section within the full paving width of the paver, lifting is convenient and fast, and saves time and labor are saved. The paver with the lifting device can be used for quickly lifting the spiral extending section and the screed plate extending section independently on a construction site without a forklift and other auxiliary lifting equipment.
Description
Technical field
The present invention relates to a kind of lift up rapidly device for paver screw extension and screed extension and there is the paver of this lifting appliance.Belong to road machinery field.
Background technology
Paver is a kind of common equipment of pavement construction, and it is mainly used for the preparation of construction of road base layer and the various material paving operations of surface layer.Spiral distributor and screed are the vitals of paver, spiral distributor is the critical component of material circulation in construction with paving machine process, its Main Function is that material to be paved is transmitted to both sides from centre, the passage transmitting is the hopper consisting of together with screed spiral striker plate, screed is a main working parts of paver, its Main Function is that the mixing such as bittulith that spiral distributor is carried, Stabilized Soil pave that material flattens, shaping and pre-compacted, for the further compacting of roller subsequently provides good service conditions.
Along with the construction of scientific and technical development and freeway net and the railway network, for planeness and the degree of firmness of road surface and roadbed, have higher requirement.Because screed directly contacts with the material that paves, therefore, the performance state of screed, can be directly reflected into the road surface after paving.So screed and relative spiral distributor are the critical components that guarantees pavement spread quality.Simultaneously, according to construction demand, screed can be widened to different paving widths within the specific limits, realizes the continuous paving operation of different breadths and can actv. in same breadth guarantees the transverse grade (being the gradient on road-center alignment both sides) of road surface section (being the cross-sectional plane of roadbed).And spiral distributor also needs to follow the demand of construction to coordinate the corresponding increase spiral extension of screed section, to make spiral distributor can be spliced to the width needing, guarantee in full width width to be the abundant feed of screed.
Spiral extension section comprises extension screw shaft, is loaded on the helicallobe extending on screw shaft and extends striker plate, extending striker plate mates with extension screw shaft, extend screw shaft and be connected with the main shaft of spiral distributor on the one hand, by flap seat, be connected with extension striker plate on the other hand.Spiral extension section and screed extension be hundreds of kilogram at least, thousands of kilograms at most, carrying out along with pavement construction, paving width can constantly change along with the demand of construction party, although there is telescopic screed to a certain degree meeting down different paving width demands, but the spiral extension section matching with it also needs splicing, as need splice different paving widths, do not having on the building site of the special lifting accessory equipments such as fork truck, entirely with manpower lifting, quite difficulty is installed, and take time and effort, work efficiency is low, have a strong impact on operating efficiency and the construction speed of paver.Therefore, design a kind of be loaded on paver can quick and convenient lifting spiral extension section and the lifting appliance of screed extension for improving equipment service efficiency, improve the tools such as construction speed and be of great significance.
Summary of the invention
In view of the above-mentioned problems in the prior art, technical matters to be solved by this invention is to provide a kind of meet different building sites pave the spiral extension section of different in width and the lifting appliance of screed extension lift up rapidly.
In order to solve the problems of the technologies described above, the present invention has adopted following technical scheme: lifting appliance, and its frame outside that is arranged at paver is for lifting by crane spiral extension section and the screed extension of paver, and described lifting appliance comprises:
The first telescoping mechanism, its one end is articulated with in the described frame of paver and forms the first hinge, on described the first telescoping mechanism, is provided with lifting attaching parts;
The second telescoping mechanism, its one end is articulated with in the described frame of paver and forms the second hinge, and the other end is articulated with on the other end of described the first telescoping mechanism so that the stretching for described the first telescoping mechanism is rotated of described the second telescoping mechanism;
The 3rd telescoping mechanism, its one end is articulated with in the described frame of paver and forms tri-joint mechanism, and the other end is articulated with described the first telescoping mechanism and sentences and make the stretching for driving described the first telescoping mechanism to rotate of described the 3rd telescoping mechanism near its other end; Wherein,
Described the first hinge, the second hinge and tri-joint mechanism are not located along the same line, and described the second hinge is positioned at the top of described the first hinge.
As preferably, described the first telescoping mechanism is the first hydraulic ram, and described the second telescoping mechanism is the second hydraulic ram, and described the 3rd telescoping mechanism is the 3rd hydraulic ram; One end of described the first hydraulic ram is hinged by a spherical plain bearing rod end and described frame; One end of described the second hydraulic ram is hinged by a spherical plain bearing rod end and described frame, and the other end is hinged by the other end of a spherical plain bearing rod end and described the first hydraulic ram; One end of described the 3rd hydraulic ram is hinged by a spherical plain bearing rod end and described frame, and the other end is hinged by a spherical plain bearing rod end and described the first hydraulic ram.
As preferably, also comprise the first adapter plate, described the first adapter plate is installed in described frame, is provided with the first bearing and the second bearing that structure is identical on described the first adapter plate; Described the first bearing comprises two lugs that are oppositely arranged, and on two described lugs, offers corresponding circular hole, and the axis of described circular hole is parallel to the mounting plane of described frame; Described spherical plain bearing rod end comprises with the externally threaded body of rod and the oscillating bearing that is connected to described body of rod one end, described oscillating bearing comprises that outer ring and the inwall that is arranged on Nei Yu outer ring, described outer ring form the inner ring that sphere coordinates, and the middle part of described inner ring is formed with pin-and-hole; The oscillating bearing of described spherical plain bearing rod end is arranged between two described lugs, described the first bearing and described spherical plain bearing rod end by successively through described in one of them the circular hole of lug, described in the pin-and-hole of inner ring and another one the bearing pin of the circular hole of lug realize hinged; Described the second bearing is realized hinged for the spherical plain bearing rod end of the one end with the second hydraulic ram.
As preferably, the other end of described the first hydraulic ram is provided with four bearing identical with described the first seat structure, and the described spherical plain bearing rod end of the other end of described the second hydraulic ram and described the 4th bearing are hinged; On described the first hydraulic ram, be also provided with five bearing identical with described the first seat structure, the described spherical plain bearing rod end of the other end of described the 3rd hydraulic ram and described the 5th bearing are hinged.
As preferably, the end that described the first hydraulic ram, the second hydraulic ram and the 3rd hydraulic ram arrange described spherical plain bearing rod end offers respectively the tapped bore that the outside thread on the body of rod with described spherical plain bearing rod end coordinates.
As preferably, on described the first adapter plate, offer the first waist shaped hole, the length direction of described the first waist shaped hole is parallel to the short transverse of described frame, and described the first adapter plate is connected in described frame by screw or the bolt being located in described the first waist shaped hole.
As preferably, also comprise the second adapter plate, described the second adapter plate is installed in described frame, on described the second adapter plate, be equiped with the 3rd bearing, described the 3rd bearing also comprises the lug identical with described the first seat structure, the axis of the circular hole of the lug of described the 3rd bearing, perpendicular to the mounting plane of described frame, offers the second waist shaped hole on described the second adapter plate, and the length direction of described the second waist shaped hole is parallel to the mounting plane of described frame.
As preferably, described lifting attaching parts comprises suspender belt and is arranged on the connecting panel on described the first hydraulic ram, offers a plurality of connecting bores on described connecting panel; In lifting process, one end of described suspender belt is connected with described connecting bore, and the other end is connected with described spiral extension section or screed extension.
As preferably, described connecting panel is fixed on the cylinder body of described the first hydraulic ram, and described connecting bore is laid in a row along described cylinder body length direction on described connecting panel.
The present invention discloses a kind of paver, comprise frame, spiral distributor, screed, spiral extension section and screed extension, also comprise above-mentioned lifting appliance, described lifting appliance is the both sides that two and distribution are arranged at described frame.
Compared with prior art, lifting appliance of the present invention and the beneficial effect with the paver of this lifting appliance are:
1, lifting appliance of the present invention can be realized the lift up rapidly to spiral extension section and screed extension in the full width width that paves of paver, and lift by crane convenient and swift, time saving and energy saving.
2, the paver with lifting appliance of the present invention is not having the building site of the special lifting accessory equipments such as fork truck can independently realize the lift up rapidly of spiral extension section and screed extension, thereby improves the equipment service efficiency of paver, improves construction speed.
3, the paver with lifting appliance of the present invention is when without lifting, can remove hinged between the first telescoping mechanism, the second telescoping mechanism and the 3rd telescoping mechanism, makes each telescoping mechanism in free state, and do not take locus, paver both sides.
Accompanying drawing explanation
Fig. 1 is that lifting appliance of the present invention is applied to the main TV structure schematic diagram (lifting appliance is in crane lifting service state) on paver.
Fig. 2 is that lifting appliance of the present invention is applied to the plan structure schematic diagram (lifting appliance is in crane lifting service state) on paver.
Fig. 3 is the outer ring of spherical plain bearing rod end and the schematic diagram of inner ring fit structure that lifting appliance of the present invention is shown.
Fig. 4 is the structural representation of the first adapter plate of lifting appliance of the present invention.
Description of reference numerals
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but not as a limitation of the invention.
As depicted in figs. 1 and 2, the invention discloses a kind of lifting appliance, its outside of frame 4 that is arranged at paver is for lifting by crane spiral extension section 5 and the screed extension 6 of paver.
Continuation is in conjunction with Fig. 1 and Fig. 2, and described lifting appliance comprises: the first telescoping mechanism 1, the second telescoping mechanism 2 and the 3rd telescoping mechanism 3.On the first telescoping mechanism 1, be provided with the lifting attaching parts being connected with screed extension 6 hooks for the spiral extension section 5 with lifting by crane.The second telescoping mechanism 2 and the 3rd telescoping mechanism 3 are hinged with the first telescoping mechanism 1 respectively, for controlling and regulate the state of the first telescoping mechanism 1, thereby realize the lifting of spiral extension section 5 and screed extension 6.
Concrete, as depicted in figs. 1 and 2, one end of the first telescoping mechanism 1 is articulated with and in frame 4, forms the first hinge A; One end of the second telescoping mechanism 2 is articulated with and in frame 4, forms the second hinge B; The 3rd telescoping mechanism 3 one end are articulated with in frame 4 and form tri-joint mechanism C.The first hinge A, the second hinge B and tri-joint mechanism C are not located along the same line, and the second hinge B is positioned at the top of the first hinge A.The other end of the second telescoping mechanism 2 is articulated with the first telescoping mechanism 1, forms the 4th hinge D, and the other end of the 3rd telescoping mechanism 3 is articulated with the first telescoping mechanism 1 near its other end place, forms the 5th hinge E.The rotation with in surface that the second telescoping mechanism 2 flexible can drive the first telescoping mechanism 1 to form at the first telescoping mechanism 1 and the second telescoping mechanism 2 around the first hinge A, this plane is the first plane.The rotation with in surface that the 3rd telescoping mechanism 3 flexible can make the first telescoping mechanism 1 form at the first telescoping mechanism 1 and the 3rd telescoping mechanism 3, this plane is the second plane; Wherein said the first plane and described the second plane are not coplanar.Namely, the second telescoping mechanism 2 and the 3rd telescoping mechanism 3 all can be used for driving the first telescoping mechanism 1 to rotate, and to adjust the position of the first telescoping mechanism 1, thereby realize the lifting to spiral extension section 5 and screed extension 6.
Because the first telescoping mechanism 1 need to be done around the first hinge A the rotation of wide-angle, and be not only to rotate on a face, therefore one end of the first telescoping mechanism 1 and the articulated structure of frame 4 should be able to guarantee the rotation of the wide-angle of the first telescoping mechanism 1, as adopted the connection structure of universal-joint (Hooke's coupling) or spherical plain bearing rod end, in the present embodiment, after by take spherical plain bearing rod end, the structure at the first hinge A place is described in detail as example.If rotation in the face that the anglec of rotation of other each hinges except the first hinge A can be rotated at needs, and do not have the requirement at the first hinge A place strict.But each hinge place has all adopted identical structure in the present embodiment, all adopt spherical plain bearing rod end to be connected with bearing to realize hinged.
Continuation is in conjunction with Fig. 1 and Fig. 2, in the present embodiment, the first telescoping mechanism 1, the second telescoping mechanism 2 and the 3rd telescoping mechanism 3 all adopt hydraulic ram, and the first telescoping mechanism 1 is the first hydraulic ram, the second telescoping mechanism 2 is the second hydraulic ram, and the 3rd telescoping mechanism 3 is the 3rd hydraulic ram.In the frame 4 at the first hinge A, the second hinge B and tri-joint mechanism C place, be respectively arranged with the bearing that structure is identical, be respectively the first bearing 7, the second bearing 8 and the 3rd bearing 9.The two ends of the two ends of one end of described the first hydraulic ram, described the second hydraulic ram and described the 3rd hydraulic ram are all connected with in the identical spherical plain bearing rod end 10(of structure figure and all spherical plain bearing rod ends 10 are not all indicated, and have only schematically marked out two).The spherical plain bearing rod end 10 of one end of described the first hydraulic ram and the first bearing 7 are hinged.The spherical plain bearing rod end 10 of described second hydraulic ram one end and the second bearing 8 are hinged.The spherical plain bearing rod end 10 of one end of described the 3rd hydraulic ram and the 3rd bearing 9 are hinged.Continuation is in conjunction with Fig. 1 and Fig. 2, and the structure that is provided with the 4th bearing 11 and the 5th bearing 12, the four bearings 11 and the 5th bearing 12 on the other end of described the first hydraulic ram and the close cylinder body of the other end is identical with the structure of the first bearing 7.The spherical plain bearing rod end 10 of the described second hydraulic ram other end and the 4th bearing 11 are hinged.The spherical plain bearing rod end 10 of described the 3rd hydraulic ram other end and the 5th bearing 12 are hinged.
Take the spherical plain bearing rod end 10 of one end of described the first hydraulic ram and the concrete connection structure of the first bearing 7 below describes the structure at the first hinge A place in detail as example.
As depicted in figs. 1 and 2, the first bearing 7 comprises two lug (not shown)s that are oppositely arranged, and offers corresponding circular hole (in fact, the structure of the first bearing 7 is the general a kind of structure in this area) on two described lugs.Again in conjunction with Fig. 3, spherical plain bearing rod end 10 comprises with the externally threaded body of rod 13 and the oscillating bearing that is connected to the body of rod 13 one end, described oscillating bearing comprises outer ring 14 and is arranged on the inner ring 15 in outer ring 14, the outer wall of inner ring 15 forms sphere with the inwall of outer ring 14 and coordinates, and it is gauge member that the middle part of inner ring forms the spherical plain bearing rod end 10 adopting in pin-and-hole 16(the present embodiment).The oscillating bearing of spherical plain bearing rod end 10 is arranged between two described lugs, then utilize bearing pin (not shown) that spherical plain bearing rod end 10 and the first bearing 7 is hinged, be bearing pin successively through the circular hole of lug described in circular hole, pin-and-hole 16 and the another one of lug described in one of them, spherical plain bearing rod end 10 and the first bearing 7 is hinged.On the piston rod of described the first hydraulic ram, offer tapped bore (not shown), the body of rod 13 is threaded by tapped bore with described piston rod.
The structure at the second hinge B, tri-joint mechanism C, the 4th hinge D and the 5th hinge E place is identical with the articulated structure at the first hinge A place, is all to utilize spherical plain bearing rod end hinged with the wide-angle that coordinates realization of bearing, does not repeat them here.It should be noted that, on the cylinder body of described the second hydraulic ram and the 3rd hydraulic ram and piston rod, all offer the body of rod connecting thread hole for the spherical plain bearing rod end corresponding with it.
Continuation is in conjunction with Fig. 1, the lifting appliance of the present embodiment also comprises the first adapter plate 18, the first bearing 7 and the second bearing 8 are all fixed on the first adapter plate 18, and the first adapter plate 18 is installed in frame 4, thereby have realized being connected of the first bearing 7 and the second bearing 8 and frame 4.For convenient, adjust the first installation site of adapter plate 18 in frame 4, thereby realize the adjustment of the first bearing 7 and the second position of bearing 8 in frame 4.As shown in Figure 4, on the first adapter plate 18, offer the first waist shaped hole 19(or be called U-shaped hole), by wear screw or bolt in the first waist shaped hole 19, realize being connected of the first adapter plate 18 and frame 4.The first waist shaped hole 19 on the first adapter plate 18 in the present embodiment is two.In the time of in the first adapter plate 18 installations and frame 4, two the first waist shaped holes 19 are arranged along the short transverse of frame 4, and the length direction of the first waist shaped hole 19 is parallel to the short transverse of frame 4.By adjusting screw in the first waist shaped hole 19 or the position of bolt, just can adjust the first position of adapter plate 18 in frame 4, because the first bearing 7 and the second bearing 8 are fixed on the first adapter plate 18, therefore the first bearing 7 and the second bearing 8 positions obtain the adjustment of upper-lower position along with the adjustment of the first adapter plate 18.As shown in Figure 1, the first bearing 7 is positioned at the below of the second bearing 8.
Continuation is in conjunction with Fig. 2, and the lifting appliance of the present embodiment also comprises that the second adapter plate 20, the three bearings 9 are fixed on the second adapter plate 20.On the second adapter plate 20, offer the second waist shaped hole (because the shape of the second waist shaped hole is identical with the shape of the first waist shaped hole 19, therefore not shown).The second adapter plate 20 by wear screw in it or bolt position adjustable be installed in frame 4.When the second adapter plate 20 is installed in frame 4, the length direction of described the second waist shaped hole is parallel to the mounting plane of frame 4.The second adapter plate 20 can be adjusted front and back in frame 4, thereby adjusts the front and back position of the 3rd bearing 9 in frame 4.
Continuation is in conjunction with Fig. 1 and Fig. 2, in the present embodiment, the second telescoping mechanism 2 is for pulling the first telescoping mechanism 1 to rotate on vertical plane, therefore the first bearing 7 and the second bearing 8 can be called longitudinal bearing, and the axis of the circular hole of the lug of the first bearing 7 is parallel to the mounting plane of frame 4. and the setting party of the second bearing 8 is to the setting party with the first bearing 7 to identical.And the 3rd telescoping mechanism 3 is for pulling the rotation with in surface of the first telescoping mechanism 1 between vertical plane and horizontal surface, therefore, the 3rd bearing 9 can be called transverse support, and the axis of the circular hole of the lug of the 3rd bearing 9 is perpendicular to the mounting plane of frame 4.Certainly, the 3rd telescoping mechanism 3 also can be positioned at same level (being the mounting plane of frame 4) with the first telescoping mechanism 1, thereby makes the 3rd telescoping mechanism 3 pull the first telescoping mechanism 1 to rotate in horizontal surface.
As shown in Figure 1, the described lifting attaching parts in the present embodiment comprises suspender belt 21 and is arranged on the connecting panel 22 on the first telescoping mechanism 1, offers a plurality of connecting bores 23 on connecting panel 22; In lifting process, one end of suspender belt 21 is connected with connecting bore 23, when needs lift by crane, in Fig. 1 of the other end and the spiral extension section 5 that need to lift by crane or screed extension 6(the present embodiment, only show lifting spiral extension section 5, and screed extension 6 is not shown, and in Fig. 2, the form with square frame has illustrated spiral extension section 5 and screed extension 6) be connected.
As shown in Figure 1, when the first telescoping mechanism 1 adopts the first hydraulic ram, connecting panel 22 is fixed on the cylinder body of described the first hydraulic ram, and connecting bore 23 is laid in a row along described cylinder body length direction on connecting panel 22.To facilitate and being connected of spiral extension section 5 or screed extension 6.
Continuation is in conjunction with Fig. 1 and Fig. 2, the present invention provides a kind of paver simultaneously, it comprises frame 4, spiral distributor 24, screed, spiral extension section and screed extension, also comprises above-mentioned lifting appliance, and described lifting appliance is the both sides that two and distribution are arranged at frame 4.
Below, in conjunction with Fig. 1 and Fig. 2, the working process of lifting appliance of the present invention is described:
In non-lifting process, by the dismounting hinge pin at tri-joint mechanism D and the 4th hinge E place, make the first telescoping mechanism 1, the second telescoping mechanism 2 and the 3rd telescoping mechanism 3 in free state, and do not take locus, paver both sides; When needs lift by crane, first that the spherical plain bearing rod end of the other end of the second telescoping mechanism 2 10 and the 4th bearing 11 is hinged, the spherical plain bearing rod end 10 of the other end of the 3rd telescoping mechanism 3 and the 5th bearing 12 are hinged;
1, lifting spiral extension section:
(1) regulate first telescoping mechanism 1(the first hydraulic ram) (now the first telescoping mechanism 1 is the state lower than horizontality to make suspender belt 21 be positioned at the top of the striker plate of spiral extension section, be inclined to one side hang), now the second telescoping mechanism 2 and the 3rd telescoping mechanism 3 also can extend with the pulling force effect of the first telescoping mechanism 1, if the pulling force of the first telescoping mechanism 1 is less than, the second telescoping mechanism 2 and the 3rd telescoping mechanism 3 extend, the stroke of adjustable the second telescoping mechanism 2 and the 3rd telescoping mechanism 3, extends its elongation with the first telescoping mechanism 1;
(2) suspender belt 21 is connected to the suspension hook place of the striker plate of spiral extension section 5, regulate second telescoping mechanism 2(the second telescoping mechanism retraction), make the first telescoping mechanism 1 upward movement and being the level of state under the drive of the second telescoping mechanism 2, now spiral extension section 5, because the pulling force of the first telescoping mechanism 1 rises, can be connected with the corresponding component of spiral distributor when spiral extension section 5 is pulled to suitable position;
(3), if the striker plate of spiral extension section 5 is just in time positioned at the below of the first telescoping mechanism 1, now the 3rd telescoping mechanism 3 only need swing with the rising of the first telescoping mechanism 1 and the second telescoping mechanism 2 certain angle and slightly flexible; If the striker plate of spiral extension section 5 is not positioned at the below of the first telescoping mechanism 1, now need could lift by crane when regulating the stroke of the 3rd telescoping mechanism 3 to make the first telescoping mechanism 1 turn to the top of striker plate of spiral extension section 5;
(4) striker plate of the spiral extension section 5 at lifting diverse location place, only need to change the flexible stroke of the first telescoping mechanism 1 and the pendulum angle in perpendicular, and when the first telescoping mechanism 1 is not positioned at the top of spiral extension section 5, need to drive the first telescoping mechanism 1 at the rotation with in surface of the first telescoping mechanism 1 and the 3rd telescoping mechanism 3 formations by changing the stroke of the 3rd telescoping mechanism 3, make the first telescoping mechanism 1 depart from the certain angle of perpendicular.
2, lifting screed extension 6:
Due to the rear of screed extension 6 with respect to the more close frame of spiral extension section, therefore, first need to extend the 3rd telescoping mechanism 3 make the first telescoping mechanism 1 in the horizontal surface shown in Fig. 2 to the rear of frame swing certain angle and be positioned at screed extension 6 above, regulate again the stroke of the first telescoping mechanism 1 by suspender belt 21, to be positioned at the suspension hook place of screed extension 6, connect after suspender belt 21, regulate the second telescoping mechanism 2 and the first telescoping mechanism 1 lifting screed extension 6, now the 3rd telescoping mechanism 3 slightly swings certain angle in the vertical plane shown in Fig. 2, after screed extension 6 is lifted to the position that can splice.
Known by description above, lifting appliance of the present invention, by the adjusting of the first telescoping mechanism 1 self stroke, and the effect of second telescoping mechanism 2 and 3 pairs of the first telescoping mechanisms 1 of the 3rd telescoping mechanism, can adjust upper-lower position and the front and back position (corresponding frame 4) of the first telescoping mechanism 1, thereby the suspender belt 21 that makes to be connected on the first telescoping mechanism 1 can be connected with spiral extension section 5 or the screed extension 6 of needs lifting, then regulate the second telescoping mechanism 2 and/or the first telescoping mechanism 1 stroke, complete lifting.Therefore,, by the cooperation between the first telescoping mechanism 1, the second telescoping mechanism 2 and the 3rd telescoping mechanism 3, can in the full width paving width of paver, to the spiral extension section 5 in diverse location and screed extension 6, lift by crane.
In addition, the first telescoping mechanism 1, the second telescoping mechanism 2 and the 3rd residing locus of telescoping mechanism 3 can be according to field demand flexible.
Above embodiment is only exemplary embodiment of the present invention, is not used in restriction the present invention, and protection scope of the present invention is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the present invention in essence of the present invention and protection domain, this modification or be equal to replacement and also should be considered as dropping in protection scope of the present invention.
Claims (10)
1. lifting appliance, its frame outside that is arranged at paver, for lifting by crane spiral extension section and the screed extension of paver, is characterized in that, described lifting appliance comprises:
The first telescoping mechanism, its one end is articulated with in the described frame of paver and forms the first hinge, on described the first telescoping mechanism, is provided with lifting attaching parts;
The second telescoping mechanism, its one end is articulated with in the described frame of paver and forms the second hinge, and the other end is articulated with on the other end of described the first telescoping mechanism so that the stretching for described the first telescoping mechanism is rotated of described the second telescoping mechanism;
The 3rd telescoping mechanism, its one end is articulated with in the described frame of paver and forms tri-joint mechanism, and the other end is articulated with described the first telescoping mechanism and sentences and make the stretching for driving described the first telescoping mechanism to rotate of described the 3rd telescoping mechanism near its other end; Wherein,
Described the first hinge, the second hinge and tri-joint mechanism are not located along the same line, and described the second hinge is positioned at the top of described the first hinge.
2. lifting appliance according to claim 1, is characterized in that, described the first telescoping mechanism is the first hydraulic ram, and described the second telescoping mechanism is the second hydraulic ram, and described the 3rd telescoping mechanism is the 3rd hydraulic ram; One end of described the first hydraulic ram is hinged by a spherical plain bearing rod end and described frame; One end of described the second hydraulic ram is hinged by a spherical plain bearing rod end and described frame, and the other end is hinged by the other end of a spherical plain bearing rod end and described the first hydraulic ram; One end of described the 3rd hydraulic ram is hinged by a spherical plain bearing rod end and described frame, and the other end is hinged by a spherical plain bearing rod end and described the first hydraulic ram.
3. lifting appliance according to claim 2, is characterized in that, also comprises the first adapter plate, and described the first adapter plate is installed in described frame, is provided with the first bearing and the second bearing that structure is identical on described the first adapter plate; Described the first bearing comprises two lugs that are oppositely arranged, and on two described lugs, offers corresponding circular hole, and the axis of described circular hole is parallel to the mounting plane of described frame; Described spherical plain bearing rod end comprises with the externally threaded body of rod and the oscillating bearing that is connected to described body of rod one end, described oscillating bearing comprises that outer ring and the inwall that is arranged on Nei Yu outer ring, described outer ring form the inner ring that sphere coordinates, and the middle part of described inner ring is formed with pin-and-hole; The oscillating bearing of described spherical plain bearing rod end is arranged between two described lugs, described the first bearing and described spherical plain bearing rod end by successively through described in one of them the circular hole of lug, described in the pin-and-hole of inner ring and another one the bearing pin of the circular hole of lug realize hinged; Described the second bearing is realized hinged for the spherical plain bearing rod end of the one end with the second hydraulic ram.
4. lifting appliance according to claim 3, it is characterized in that, the other end of described the first hydraulic ram is provided with four bearing identical with described the first seat structure, and the described spherical plain bearing rod end of the other end of described the second hydraulic ram and described the 4th bearing are hinged; On described the first hydraulic ram, be also provided with five bearing identical with described the first seat structure, the described spherical plain bearing rod end of the other end of described the 3rd hydraulic ram and described the 5th bearing are hinged.
5. lifting appliance according to claim 3, it is characterized in that, the end that described the first hydraulic ram, the second hydraulic ram and the 3rd hydraulic ram arrange described spherical plain bearing rod end offers respectively the tapped bore that the outside thread on the body of rod with described spherical plain bearing rod end coordinates.
6. lifting appliance according to claim 3, it is characterized in that, on described the first adapter plate, offer the first waist shaped hole, the length direction of described the first waist shaped hole is parallel to the short transverse of described frame, and described the first adapter plate is connected in described frame by screw or the bolt being located in described the first waist shaped hole.
7. lifting appliance according to claim 4, it is characterized in that, also comprise the second adapter plate, described the second adapter plate is installed in described frame, on described the second adapter plate, be equiped with the 3rd bearing, described the 3rd bearing also comprises the lug identical with described the first seat structure, the axis of the circular hole of the lug of described the 3rd bearing is perpendicular to the mounting plane of described frame, on described the second adapter plate, offer the second waist shaped hole, the length direction of described the second waist shaped hole is parallel to the mounting plane of described frame.
8. lifting appliance according to claim 2, is characterized in that, described lifting attaching parts comprises suspender belt and is arranged on the connecting panel on described the first hydraulic ram, offers a plurality of connecting bores on described connecting panel; In lifting process, one end of described suspender belt is connected with described connecting bore, and the other end is connected with described spiral extension section or screed extension.
9. lifting appliance according to claim 8, is characterized in that, described connecting panel is fixed on the cylinder body of described the first hydraulic ram, and described connecting bore is laid in a row along described cylinder body length direction on described connecting panel.
10. paver, comprise frame, spiral distributor, screed, spiral extension section and screed extension, it is characterized in that, also comprise the lifting appliance described in any one in claim 1 to 9, described lifting appliance is the both sides that two and distribution are arranged at described frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012128.XA CN103708389B (en) | 2014-01-10 | 2014-01-10 | Lifting appliance and there is the paver of this lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012128.XA CN103708389B (en) | 2014-01-10 | 2014-01-10 | Lifting appliance and there is the paver of this lifting appliance |
Publications (2)
| Publication Number | Publication Date |
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| CN103708389A true CN103708389A (en) | 2014-04-09 |
| CN103708389B CN103708389B (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410012128.XA Expired - Fee Related CN103708389B (en) | 2014-01-10 | 2014-01-10 | Lifting appliance and there is the paver of this lifting appliance |
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| CN (1) | CN103708389B (en) |
Cited By (4)
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| CN104674632A (en) * | 2015-03-20 | 2015-06-03 | 戴纳派克（中国）压实摊铺设备有限公司 | Screw material distributor with heating device and paver of screw material distributor |
| CN113026572A (en) * | 2021-04-01 | 2021-06-25 | 交通运输部公路科学研究所 | Suspension type concrete bridge deck pavement transverse paver |
| CN113403915A (en) * | 2020-03-16 | 2021-09-17 | 卡特彼勒路面机械公司 | Flush extension attachment system |
| US11479925B2 (en) | 2018-06-01 | 2022-10-25 | Joseph Voegele Ag | Limiting plate of a road paver |
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| CN113026572B (en) * | 2021-04-01 | 2022-09-02 | 交通运输部公路科学研究所 | Suspension type concrete bridge deck pavement transverse paver |
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|---|---|
| CN103708389B (en) | 2015-10-28 |
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