CN107662658A

CN107662658A - Radial type liftable transport vehicle

Info

Publication number: CN107662658A
Application number: CN201610614266.4A
Authority: CN
Inventors: 李利民; 耿会良; 张吉胜; 邹瑞
Original assignee: MCC Baosteel Technology Services Co Ltd
Current assignee: MCC Baosteel Technology Services Co Ltd
Priority date: 2016-07-29
Filing date: 2016-07-29
Publication date: 2018-02-06

Abstract

The present invention provides a kind of radial type liftable transport vehicle, including front vehicle body and the aftercarriage that is hinged by hinge unit and front vehicle body, the aftercarriage include rear wheel and the Rear frame being connected by rear lifting mechanism with rear wheel；The hinge unit is connected by preceding elevating mechanism with front vehicle body.Radial type liftable transport vehicle in the present invention, its front vehicle body and aftercarriage are hinged by hinge unit, so that it is more flexible when turning, radius of turn is smaller；Meanwhile its Rear frame is connected by rear lifting mechanism with rear wheel, the lifting of Rear frame can be realized using rear lifting mechanism, consequently facilitating loading transport thing in Rear frame.

Description

Radial type liftable transport vehicle

Technical field

The present invention relates to a kind of transport vehicle, more particularly to a kind of radial type liftable transport vehicle.

Background technology

Steel mill comes steel coil transportation and steel billet frequently with framework transport vehicle.Common framework transport vehicle in market, it is monoblock type Structure, using hydraulic machine or static pressure transmission.Chinese invention patent specification 200810205230.6 discloses a kind of steel mill and used Powered lift plate frame transport vehicle, its vehicle frame uses monolithic construction, and driver's cabin is directly installed on vehicle frame.When turning, Driver's cabin rotates together with the bearing frame at rear portion, and so as to cause the transport vehicle radius of turn of such a form big, speed is slow, and makes It is higher with cost；Meanwhile the structure type of such a transport vehicle is also difficult to apply on the framework transport vehicle of side crops industry.

Therefore, Chinese invention patent specification 201110438447.3 discloses a kind of hinge type low rubber tire transport Car, including forebay, afer bay and passenger compartment, front driving axle, rear support bridge, afer bay include the hinge being articulated and connected with forebay Socket part, afer bay and passenger compartment are overall structure, and frame longeron and the articulated section of trench structure are welded as a whole, the steel plate bullet of vehicle Spring suspension shackle is inlayed installed in frame rail inner, and frame longeron is as the support section of passenger compartment and the passenger compartment body of frame structure Shaped steel is welded as a whole；Front driving axle includes axle housing, main reducing gear, revolver side reducer and right wheel side reducer, main deceleration The input of device is provided with the central wet type EPB of spring braking, hydraulic pressure delivery mode, is set at left and right hub reduction gear It is equipped with the running brake to oil brake, emptying delivery mode；Rear support bridge includes support beam part and wet brake part, Support beam part includes section for circular bar-shaped beam, and it is plane to be installed on bar-shaped beam above and below the position of suspension, lower planes Mounting plate and bottom plate are respectively welded, the support of upper and lower supporting plate is connected by reinforcement, the bar-shaped beam on the outside of upper and lower supporting plate Both ends set ring flange respectively, and the wet brake that ring flange discharges with hydraulic braking, spring be connected, set on the outside of ring flange and The seam that wet brake coordinates.

Above-mentioned hinge type low rubber-wheeled transport vehicle in the prior art, it integrally use Split type structure, including forebay with Afer bay, and forebay is connected with afer bay by articulated section, when turning, forebay and afer bay are successively turned respectively so that The transport vehicle radius of turn greatly reduces, and turns more flexible；But for some transport vehicles, its bearing frame is that afer bay exists Descending operation need to be carried out when loading transport thing, and the afer bay of above-mentioned hinge type low rubber-wheeled transport vehicle can not carry out lifting behaviour Make.

The content of the invention

In view of the above the shortcomings that prior art, turned flexibly it is an object of the invention to provide one kind and be easy to fill The radial type liftable transport vehicle of the defeated thing of carrying.

To achieve the above object, the present invention provides a kind of radial type liftable transport vehicle, including front vehicle body and by be hinged The aftercarriage that unit is hinged with front vehicle body, after the aftercarriage includes rear wheel and is connected by rear lifting mechanism with rear wheel Vehicle frame.

Further, the hinge unit is connected by preceding elevating mechanism with front vehicle body.

Further, the preceding elevating mechanism includes upper connecting rod and front stretching arm, the upper connecting rod both ends respectively with front truck Body and hinge unit are hinged, and the front stretching arm both ends are hinged with front vehicle body and hinge unit respectively.

Further, the preceding elevating mechanism also includes lower pull bar, the lower pull bar both ends respectively with front vehicle body and be hinged Unit is hinged.

Further, the hinge unit includes transition gooseneck and the first linking arm being hinged with transition gooseneck, and described the One linking arm is connected with aftercarriage, and the upper end of the upper connecting rod and transition gooseneck is hinged, under the lower pull bar and transition gooseneck End is be hinged；The front stretching arm is hinged with transition gooseneck.

Further, the front stretching arm and upper connecting rod are identical with the pin joint that transition gooseneck is hinged respectively；The extension Contracting arm and lower pull bar are identical with the pin joint that front vehicle body is hinged respectively.

Further, first linking arm is in bending structure, and first linking arm is upper with transition gooseneck respectively End and lower end are hinged.

Further, the type of attachment of first linking arm and aftercarriage is be hinged.

Further, the hinge unit also includes turning to push-and-pull component；The steering push-and-pull component, which includes turning to, to be stretched Arm, active supporting arm and the second linking arm, described steering telescopic arm one end are hinged with the first linking arm, the movable supporting Arm one end is hinged with the first linking arm, and described second linking arm one end is hinged with transition gooseneck, described to turn to the another of telescopic arm It is hinged between the other end at end, the other end of active supporting arm and the second linking arm.

Further, rear lifting mechanism structure triangular in shape；The rear lifting mechanism includes what is be connected with Rear frame Rear support arm, with rear support arm be hinged rear connecting lever and rear telescopic arm, it is described after telescopic arm both ends respectively with Rear frame and after Connecting lever is hinged, and the rear connecting lever is connected with rear wheel.

As described above, radial type liftable transport vehicle of the present invention, has the advantages that：

Radial type liftable transport vehicle in the present invention, its front vehicle body and aftercarriage are hinged by hinge unit, so that its Turn when more flexibly, radius of turn it is smaller；Meanwhile its Rear frame is connected by rear lifting mechanism with rear wheel, after utilization Elevating mechanism can realize the lifting of Rear frame, consequently facilitating loading transport thing in Rear frame.

Brief description of the drawings

Fig. 1 is the decline view of radial type liftable transport vehicle in the present invention.

Fig. 2 is that A encloses enlarged drawing in Fig. 1.

Fig. 3 is that B encloses enlarged drawing in Fig. 1.

Fig. 4 is the attachment structure schematic diagram of preceding elevating mechanism and hinge unit in the present invention.

Fig. 5 is the raised configuration schematic diagram of radial type liftable transport vehicle in the present invention.

Fig. 6 is that C encloses enlarged drawing in Fig. 5.

Fig. 7 is that D encloses enlarged drawing in Fig. 5.

Fig. 8 is the top view of radial type liftable transport vehicle in the present invention.

Component label instructions

1 front vehicle body

11 front vehicle wheels

12 front frames

121 fixed seats

13 driver's cabins

2 hinge units

21 transition goosenecks

22 first linking arms

23 turn to push-and-pull component

231 turn to telescopic arm

232 active supporting arms

233 second linking arms

3 aftercarriages

31 rear wheels

32 rear lifting mechanisms

321 rear support arms

Connecting lever after 322

Telescopic arm after 323

33 Rear frames

34 frameworks

341 supporting legs

Elevating mechanism before 4

41 upper connecting rods

42 front stretching arms

43 times pull bars

5 transport things

Embodiment

Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation Content disclosed by book understands other advantages and effect of the present invention easily.

It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., only coordinating specification to be taken off The content shown, so that those skilled in the art understands and reads, the enforceable qualifications of the present invention are not limited to, therefore Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, do not influenceing the present invention Under the effect of can be generated and the purpose that can reach, it all should still fall and obtain the model that can cover in disclosed technology contents In enclosing.Meanwhile cited such as " on ", " under " in this specification, "left", "right", the term of " centre " and " one ", also it is only It is easy to understanding for narration, and is not used to limit the enforceable scope of the present invention, its relativeness is altered or modified, without essence Change under technology contents, when being also considered as the enforceable category of the present invention.

In the embodiment of the present invention：As shown in figure 1, the length direction of radial type liftable transport vehicle is defined as front and back To the left and right directions of paper is defined as into fore-and-aft direction；As shown in figure 1, the short transverse by radial type liftable transport vehicle Above-below direction is defined as, i.e., the above-below direction of paper is defined as above-below direction；As shown in figure 8, radial type liftable is transported The width of car is defined as left and right directions, i.e., the above-below direction of paper is defined as into left and right directions.

As shown in Figures 1 to 8, the present invention provides a kind of radial type liftable transport vehicle, including front vehicle body 1 and by be hinged The aftercarriage 3 that unit 2 is hinged with front vehicle body 1, aftercarriage 3 include rear wheel 31 and connected by rear lifting mechanism 32 and rear wheel 31 The Rear frame 33 connect.Radial type liftable transport vehicle in the present invention, its front vehicle body 1 and aftercarriage 3 are be hinged by hinge unit 2, As illustrated, so that its to the left or when bending to right more flexibly, radius of turn it is smaller.Meanwhile its Rear frame 31 passes through Rear lifting mechanism 32 is connected with rear wheel 31, and rear lifting mechanism 32 has elevating function and can support the lifting of Rear frame 31 1, Consequently facilitating transport thing 5 is loaded in Rear frame 33.

As shown in Figure 1 and Figure 5, radial type liftable transport vehicle also includes framework 34 in the present invention.As shown in figure 1, filling During the defeated thing 5 of carrying, first transport thing 5 is placed on the framework 34；And control radial type liftable transport vehicle to move, make Rear frame 33 It extend into the underface of framework 34；As shown in figure 5, Rear frame 33 is supported to rise by rear lifting mechanism 32, until Rear frame 33 Framework 34 is lifted away from ground；Now radial type liftable transport vehicle as needed can transport transport thing 5 non-to destination, operation It is often convenient.Meanwhile after arriving at, Rear frame 33 is driven to decline by rear lifting mechanism 32, until framework 34 is placed on On ground, as shown in figure 1, now controlling radial type liftable transport vehicle to move again, and Rear frame 33 is set to roll framework 34 away from.Separately Outside, the specific height of the supporting leg 341 of the application middle frame 34 determines according to the adjustable height of Rear frame 33.

As shown in Figure 1 and Figure 5, front vehicle body 1 is tractor, including front vehicle wheel 11, front frame 12 and positioned at front frame Driver's cabin 13 on 12.

As shown in Fig. 1, Fig. 3 and Fig. 7,32 structure triangular in shape of rear lifting mechanism.Rear lifting mechanism 32 includes and Rear frame The rear support arm 321 of 33 connections, the rear connecting lever 322 being hinged with rear support arm 321 and rear telescopic arm 323, rear telescopic arm 323 Both ends are be hinged with Rear frame 33 and rear connecting lever 322 respectively, and rear connecting lever 322 is connected with rear wheel 31.Telescopic arm 323 after in the application It is made up of the piston rod of oil cylinder.When rear telescopic arm 323 extends, rear telescopic arm 323 jacks up Rear frame 33 and risen, meanwhile, after turn Angle increase between arm 322 and rear support arm 321, and Rear frame 33 is played a supporting role；When rear telescopic arm 323 shrinks, Rear frame 33 declines therewith, so as to realize the lifting of Rear frame 33.Meanwhile rear lifting mechanism 32 is by rear support arm 321, rear connecting lever 322 and the rear triangle supporting construction of telescopic arm 323, ensure that there is good support effect to rear wheel 31.Separately Outside, rear connecting lever 322 is in bending-like；The pin joint of telescopic arm 323 and rear connecting lever 322 is located at the rear bending part of connecting lever 322 afterwards.

As shown in Figure 1, Figure 2, shown in Fig. 5 and Fig. 6, hinge unit 2 is connected by preceding elevating mechanism 4 and the front frame 12 of front vehicle body 1 Connect.While rear lifting mechanism 32 supports Rear frame 33 to lift, preceding elevating mechanism 4 drives hinge unit 2 and Rear frame 33 Front end synchronization lifting, so as to ensure the integral elevating of Rear frame 33, prevent Rear frame 33 from tilting.Meanwhile the present invention is in reality In the existing lifting process of Rear frame 33, the lifting of Rear frame 33 need to be only supported by preceding elevating mechanism 4 and rear lifting mechanism 32, Front frame 12 and the lifting of Rear frame 33 1 need not be driven, easy to operation and saving energy consumption, reduces use cost.

As shown in Figure 2 and Figure 6, preceding elevating mechanism 4 includes upper connecting rod 41 and front stretching arm 42, the both ends of upper connecting rod 41 respectively with Front vehicle body 1 and hinge unit 2 are be hinged, and the both ends of front stretching arm 42 are be hinged with front vehicle body 1 and hinge unit 2 respectively.In the present embodiment Front stretching arm 42 is made up of the piston rod of oil cylinder.So, when current telescopic arm 42 extends, the promotion of front stretching arm 42 hinge unit 2, And the front end movement of Rear frame 33；Simultaneously under the pulling function of upper connecting rod 41, before hinge unit 2 and Rear frame 33 End will be rotated up with the rear end of upper connecting rod 41, so as to realize that hinge unit 2 and the front end of Rear frame 33 ramp up Rise；When current telescopic arm 42 shrinks, with reference to the pulling function of upper connecting rod 41, the front end of hinge unit 2 and Rear frame 33 will be with The rear end of upper connecting rod 41 rotates downwardly together, so as to realize the front end falls downward of hinge unit 2 and Rear frame 33.

As shown in Figure 2 and Figure 6, preceding elevating mechanism 4 also includes lower pull bar 43, the lower both ends of pull bar 43 respectively with front vehicle body 1 and Hinge unit 2 is be hinged.The length and the equal length of upper connecting rod 41 of lower pull bar 43 in the application.So, when hinge unit 2 is preceding In the presence of telescopic arm 42 upwards or when rotating down, upper connecting rod 41 and lower pull bar 43 will provide drawing to hinge unit 2 simultaneously Power, to ensure that hinge unit 2 lifts steady and ensures that hinge unit 2 will not produce rotation in lifting process.In addition, as schemed Shown, front frame 12 is provided with vertically extending fixed seat 121, above-mentioned upper connecting rod 41 and lower pull bar 43 respectively with fixation The upper and lower ends of seat 121 are hinged.

As shown in Fig. 2, Fig. 4 and Fig. 6, hinge unit 2 includes transition gooseneck 21 and connected with transition gooseneck 21 is hinged first Arm 22 is connect, the first linking arm 22 is connected with Rear frame 33, and the upper end of upper connecting rod 41 and transition gooseneck 21 is hinged, lower pull bar 43 and mistake The lower end for crossing gooseneck 21 is hinged；Front stretching arm 42 is be hinged with transition gooseneck 21.When current telescopic arm 42 stretches, transition goose will be driven Neck 21 is upward, rotates down, and so as to realize the lifting of transition gooseneck 21, and drives the first linking arm 22 and Rear frame 33 1 Lifting.Meanwhile under the pulling function of upper connecting rod 41 and lower pull bar 43, transition gooseneck 21 is in rotation process up or down In, rotation can't occurs in its own, so as to ensure that transition gooseneck 21 is lifted steady and had with the first linking arm 22 good Hinged relationship.

As shown in figure 4, front stretching arm 42 and upper connecting rod 41 are identical with the pin joint that transition gooseneck 21 is hinged respectively；Front stretching Arm 42 and lower pull bar 43 are identical with the pin joint that front vehicle body 1 is hinged respectively.According to loading characteristic, such a structure type is more convenient for pushing away Dynamic transition gooseneck 21 lifts so that the push-pull effort that front stretching arm 42 needed for the application provides is less, and being easy to use and reducing makes Use energy consumption.

As shown in Figure 1, Figure 4 and Figure 5, the first linking arm 22 is in bending structure, the first linking arm 22 respectively with transition goose The top and bottom of neck 21 are hinged.As shown in Fig. 2, Fig. 4 and Fig. 6, the upper end of the first linking arm 22 and transition gooseneck 21 is hinged Point, the position with the pin joint of upper connecting rod 41 and transition gooseneck 21 on transition gooseneck 21 are corresponding；Meanwhile first linking arm 22 Pin joint with the lower end of transition gooseneck 21, the position with the pin joint of lower pull bar 43 and transition gooseneck 21 on transition gooseneck 21 It is corresponding so that the uniform force in lifting process of transition gooseneck 21, ensure transition gooseneck 21 will not rotation, and connect with first Connecing arm 22 has good hinged relationship.

Rear frame 33 is in lifting process in the application, by above-mentioned preceding elevating mechanism 4 and the collective effect of rear lifting mechanism 32 Realize.And in lifting process, preceding elevating mechanism 4 and rear lifting mechanism 32 are difficult to ensure that Complete Synchronization acts.Therefore, such as Fig. 1 Shown in Fig. 5, the type of attachment of the first linking arm 22 and aftercarriage 3 is be hinged, i.e. the first linking arm 22 and Rear frame 33 are be hinged； So as in the case where out of step conditions occur in preceding elevating mechanism 4 and rear lifting mechanism 32, avoid between the first linking arm 22 and Rear frame 33 Because produce compared with noticeable effort, have influence on before each normal lifting of elevating mechanism 4 and rear lifting mechanism 32.

As shown in Fig. 2, Fig. 6 and Fig. 8, hinge unit 2 also includes turning to push-and-pull component 23；Turning to push-and-pull component 23 includes turning To telescopic arm 231, the linking arm 233 of active supporting arm 232 and second, turn to the one end of telescopic arm 231 and cut with scissors with the first linking arm 22 Connect, the one end of active supporting arm 232 is be hinged with the first linking arm 22, and the one end of the second linking arm 233 is be hinged with transition gooseneck 21, turns to Mutually cut with scissors between the other end of the other end of telescopic arm 231, the other end of active supporting arm 232 and the second linking arm 233 Connect.Telescopic arm 231 is turned in the application to be made up of the piston rod of oil cylinder.During turning, turning to push-and-pull component 23 can be effective Aftercarriage 3 is driven to turn.In addition, as shown in figure 8, push-and-pull component 23 is turned in the application two groups, respectively positioned at the first connection The left and right sides of arm 22.

Radial type liftable transport vehicle is split-type structural in the application, i.e., can be according to fortune including front vehicle body 1 and aftercarriage 3 Defeated needs, tractor, i.e. front vehicle body 1 of the selection with corresponding tractive force.Meanwhile can according to volume size etc. of transport thing 5, Select the aftercarriage 3 of dimension.Overall structure of the present invention is simple, is easy to be applied to the exploitation of card chase unwheeling.

In summary, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.

The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as Into all equivalent modifications or change, should by the present invention claim be covered.

Claims

1. a kind of radial type liftable transport vehicle, including front vehicle body (1) and it is hinged by hinge unit (2) and front vehicle body (1) Aftercarriage (3), it is characterised in that：The aftercarriage (3) includes rear wheel (31) and passes through rear lifting mechanism (32) and rear wheel (31) Rear frame (33) of connection.

2. radial type liftable transport vehicle according to claim 1, it is characterised in that：The hinge unit (2) passes through preceding liter Descending mechanism (4) is connected with front vehicle body (1).

3. radial type liftable transport vehicle according to claim 2, it is characterised in that：The preceding elevating mechanism (4) includes upper Pull bar (41) and front stretching arm (42), upper connecting rod (41) both ends are be hinged with front vehicle body (1) and hinge unit (2) respectively, institute It is be hinged with front vehicle body (1) and hinge unit (2) respectively to state front stretching arm (42) both ends.

4. radial type liftable transport vehicle according to claim 3, it is characterised in that：The preceding elevating mechanism (4) also includes Lower pull bar (43), lower pull bar (43) both ends are be hinged with front vehicle body (1) and hinge unit (2) respectively.

5. radial type liftable transport vehicle according to claim 4, it is characterised in that：The hinge unit (2) includes transition Gooseneck (21) and the first linking arm (22) being hinged with transition gooseneck (21), first linking arm (22) connect with aftercarriage (3) Connect, the upper connecting rod (41) and the upper end of transition gooseneck (21) are hinged, the lower pull bar (43) and the lower end of transition gooseneck (21) It is be hinged；The front stretching arm (42) is be hinged with transition gooseneck (21).

6. radial type liftable transport vehicle according to claim 5, it is characterised in that：The front stretching arm (42) and upper connecting rod (41) it is identical with the pin joint that transition gooseneck (21) is hinged respectively；The front stretching arm (42) and lower pull bar (43) respectively with front truck The be hinged pin joint of body (1) is identical.

7. radial type liftable transport vehicle according to claim 5, it is characterised in that：First linking arm (22) is in bending Shape structure, top and bottom of first linking arm (22) respectively with transition gooseneck (21) are hinged.

8. radial type liftable transport vehicle according to claim 5, it is characterised in that：First linking arm (22) and rear car The type of attachment of body (3) is be hinged.

9. radial type liftable transport vehicle according to claim 5, it is characterised in that：The hinge unit (2) also includes turning To push-and-pull component (23)；The steering push-and-pull component (23) includes turning to telescopic arm (231), active supporting arm (232), Yi Ji Two linking arms (233), described steering telescopic arm (231) one end and the first linking arm (22) are be hinged, the active supporting arm (232) One end is be hinged with the first linking arm (22), and described second linking arm (233) one end is be hinged with transition gooseneck (21), and the steering is stretched Between the other end of the other end of contracting arm (231), the other end of active supporting arm (232) and the second linking arm (233) mutually It is be hinged.

10. radial type liftable transport vehicle according to claim 1, it is characterised in that：The rear lifting mechanism (32) is in three Angular structure；The rear lifting mechanism (32) includes the rear support arm (321) and rear support arm being connected with Rear frame (33) (321) be hinged rear connecting lever (322) and rear telescopic arm (323), it is described after telescopic arm (323) both ends respectively with Rear frame (33) and rear connecting lever (322) is be hinged, and the rear connecting lever (322) is connected with rear wheel (31).