CN203864528U - Double-oil-cylinder folding ramp of transport cart of engineering machine - Google Patents

Double-oil-cylinder folding ramp of transport cart of engineering machine Download PDF

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Publication number
CN203864528U
CN203864528U CN201420142145.0U CN201420142145U CN203864528U CN 203864528 U CN203864528 U CN 203864528U CN 201420142145 U CN201420142145 U CN 201420142145U CN 203864528 U CN203864528 U CN 203864528U
Authority
CN
China
Prior art keywords
springboard
tank
ramp
frame tail
hinged
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420142145.0U
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Chinese (zh)
Inventor
叶一舟
姚黎明
陈幸
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Shanghai University of Engineering Science
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Shanghai University of Engineering Science
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai University of Engineering Science filed Critical Shanghai University of Engineering Science
Priority to CN201420142145.0U priority Critical patent/CN203864528U/en
Application granted granted Critical
Publication of CN203864528U publication Critical patent/CN203864528U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model belongs to the field of special vehicles, relates to a transport cart of an engineering machine, and discloses a double-oil-cylinder folding ramp of the transport cart of the engineering machine. The double-oil-cylinder folding ramp comprises a front ramp, a rear ramp, a large oil cylinder and a small oil cylinder. The front ramp and the rear ramp are connected through hinges. The front ramp is connected with a frame tail beam through hinges. The large oil cylinder and the small oil cylinder are arranged side by side in a straight line and arranged at the position, close to the frame tail beam end, of the middle of the front ramp in the direction perpendicular to the direction of the frame tail beam; the large oil cylinder and the small oil cylinder are respectively provided with a locking device and are driven by a power takeoff of the head of the transport cart; the large oil cylinder controls folding of the front ramp, and the small oil cylinder controls folding of the rear ramp. The double-oil-cylinder folding ramp is simple in structure and easy to install; the body height, formed when the ramp is folded, of the transport cart is effectively decreased, hidden dangers caused by the overlarge body height of the transport cart are eliminated, and the transport cart can run on various roads under empty loads with the ramp folded.

Description

Two oil cylinder foldable springboards of construction machinery transporter
Technical field
The utility model relates to a kind of construction machinery transporter, especially a kind of two oil cylinder foldable springboards of construction machinery transporter.
Background technology
The transport trolley of the various heavy engineering machineries such as existing transportation bulldozer and excavating machine, has longer springboard conventionally, therefore when turning, is easy to because occurring that traffic accident occurs in vision dead zone.For improving safety when unloaded of this transport trolley, now conventionally make the springboard of transport trolley upwards turn down and shorten vehicle body, the vision dead zone while eliminating turning with this, but because springboard is longer, transport trolley vehicle body after springboard turnover is higher, cannot on limit for height road surface, travel.
Summary of the invention
The technical problems to be solved in the utility model is: the deficiency existing for above prior art, propose a kind of folding when zero load, and two oil cylinder foldable springboards of easy-to-install construction machinery transporter simple in structure.
The utility model is achieved through the following technical solutions:
Two oil cylinder foldable springboards for construction machinery transporter, is characterized in that:
Described foldable springboard comprises front springboard, rear springboard, large tank and small oil tank;
The front end of described front springboard and vehicle frame tail boom are hinged, the rear end of front springboard and the front end of rear springboard are hinged, the front end of the hinged a pair of head rod in middle part of front springboard rear end, the hinged a pair of second pipe link front end in middle part of rear front edge of board, head rod and the second pipe link are along the symmetrical installation in springboard axis, and its rear end coordination hinge;
It is middle near vehicle frame tail boom end that described large tank is arranged on front springboard along the direction perpendicular to vehicle frame tail boom, large tank rear end and front springboard bottom-hinged, the front end of large tank and vehicle frame tail boom are hinged, the hinge-point of large tank and vehicle frame tail boom is between the hinge-point and large tank and front springboard bottom-hinged point of front springboard and vehicle frame tail boom, and the projection in the plane vertical with front springboard of three hinge-points is linked to be an obtuse-angled triangle;
Described small oil tank is along be arranged on the rear of large tank perpendicular to the direction of vehicle frame tail boom, be a straight line with large tank, the front end of small oil tank and front springboard bottom-hinged, the rear end of small oil tank is placed on the head rod of mounted in pairs and the axis of symmetry of the second pipe link, and with head rod together with the second pipe link coordination hinge;
The flexible power takeoff by headstock of described large tank and small oil tank drives, and is provided with blocking device separately.
When springboard is packed up, first lock small oil tank release large tank, power takeoff on headstock drives large tank to stretch, and makes the together upwards turnover of front springboard and rear springboard, completes after turnover, locking large tank release small oil tank, power takeoff on headstock drives small oil tank to shrink, and small oil tank pulls head rod and the second pipe link, and rear springboard is turned down downwards, complete after turnover locking small oil tank.
When springboard launches, first lock large tank release small oil tank, the power takeoff on headstock drives small oil tank to stretch, and small oil tank promotes head rod and the second pipe link, rear springboard is upwards launched, be a plane with front springboard, complete after expansion, locking small oil tank release large tank, power takeoff on headstock drives large tank to shrink, make the together turnover downwards of front springboard and rear springboard, complete after turnover locking large tank.
Further, front springboard and rear springboard equal intervals are provided with non-slip nosing, can play anti-skidding effect.
Further, between the both sides of front springboard and vehicle frame tail boom, be provided with safety lever, only at front springboard with rear springboard is folding uses after lifting, in case front springboard drops down suddenly in Vehicle Driving Cycle process.
The utility model is mainly applicable to the construction machinery transporter that load-carrying reaches 80 tons.
The beneficial effects of the utility model are: simple in structure, be easy to install, and the bodywork height when effectively reducing springboard and packing up, has eliminated the hidden danger of vehicle body superelevation, and transport trolley can be travelled on various road surfaces.
Accompanying drawing explanation
Fig. 1 is the schematic perspective views of the two oil cylinder foldable springboards of the utility model construction machinery transporter while launching;
Fig. 2 is the face upwarding assumption diagram of Fig. 1;
Fig. 3 is the side-looking constructional drawing of Fig. 1;
Fig. 4 is the lateral plans of two oil cylinder foldable springboards of the utility model construction machinery transporter while packing up.
Wherein: springboard before 1-, springboard after 2-, 3-large tank, 4-small oil tank, 5-head rod, 6-the second pipe link, 7-vehicle frame tail boom, 8-non-slip nosing, 9-safety lever.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figures 2 and 3, a kind of two oil cylinder foldable springboards of construction machinery transporter, comprise front springboard 1, rear springboard 2, large tank 3 and small oil tank 4;
The front end of described front springboard 1 and vehicle frame tail boom 7 are hinged, the front end of the rear end of front springboard 1 and rear springboard 2 is hinged, hinged head rod 5 front ends in middle part of front springboard 1 rear end, hinged second pipe link 6 front ends in middle part of rear springboard 2 front ends, head rod 5 and the second pipe link 6 rear ends can coordination hinges, and these two kinds of pipe links are along the symmetrical installation in springboard axis;
It is middle near vehicle frame tail boom 7 ends that described large tank 3 is arranged on front springboard 1 along the direction perpendicular to vehicle frame tail boom 7, large tank 3 rear ends and front springboard 1 bottom-hinged, the front end of large tank 3 and vehicle frame tail boom 7 are hinged, the hinge-point of large tank 3 and vehicle frame tail boom 7 is between the hinge-point and large tank 3 and front springboard 1 bottom-hinged point of front springboard 1 and vehicle frame tail boom 7, and the projection in the plane vertical with front springboard 1 of three hinge-points is linked to be an obtuse-angled triangle;
Described small oil tank 4 is along be arranged on the rear of large tank 3 perpendicular to the direction of vehicle frame tail boom 7, be a straight line with large tank 3, the front end of small oil tank 4 and front springboard 1 bottom-hinged, the rear end of small oil tank 4 is placed on the head rod 5 of mounted in pairs and the axis of symmetry of the second pipe link 6, and with head rod 5 together with the second pipe link 6 coordination hinges;
The flexible power takeoff by headstock of described large tank 3 and small oil tank 4 drives, and is provided with blocking device separately.
When springboard is packed up, first lock small oil tank release large tank, power takeoff on headstock drives large tank to stretch, and makes the together upwards turnover of front springboard and rear springboard, completes after turnover, locking large tank release small oil tank, power takeoff on headstock drives small oil tank to shrink, and small oil tank pulls head rod and the second pipe link, and rear springboard is turned down downwards, complete after turnover locking small oil tank.
When springboard launches, first lock large tank release small oil tank, power takeoff on headstock drives small oil tank to stretch, and small oil tank promotes head rod and the second pipe link, and rear springboard is upwards launched, complete after expansion, locking small oil tank release large tank, the power takeoff on headstock drives large tank to shrink, and makes the together turnover downwards of front springboard and rear springboard, complete after turnover locking large tank.
Front springboard 1 and rear springboard 2 equal intervals are provided with non-slip nosing 8, can play anti-skidding effect.
Between the both sides of front springboard 1 and vehicle frame tail boom 7, be provided with safety lever 9, only at front springboard 1 with rear springboard 2 is folding uses after lifting, in case front springboard drops down suddenly in Vehicle Driving Cycle process.When foldable springboard launches, first take off safety lever.

Claims (3)

1. two oil cylinder foldable springboards for construction machinery transporter, is characterized in that: described foldable springboard comprises front springboard (1), rear springboard (2), large tank (3) and small oil tank (4);
The front end of described front springboard (1) and vehicle frame tail boom (7) are hinged, the front end of the rear end of front springboard (1) and rear springboard (2) is hinged, the front end of the hinged a pair of head rod in middle part (5) of front springboard (1) rear end, hinged a pair of the second pipe link in middle part (6) front end of rear springboard (2) front end, head rod (5) and the second pipe link (6) are along the symmetrical installation in springboard axis, and its rear end coordination hinge;
Described large tank (3) is held near vehicle frame tail boom (7) in the middle of the direction perpendicular to vehicle frame tail boom (7) is arranged on front springboard (1), large tank (3) rear end and front springboard (1) bottom-hinged, the front end of large tank (3) and vehicle frame tail boom (7) are hinged, the hinge-point of large tank (3) and vehicle frame tail boom (7) is between the hinge-point and large tank (3) and front springboard (1) bottom-hinged point of front springboard (1) and vehicle frame tail boom (7), and the projection in the plane vertical with front springboard (1) of three hinge-points is linked to be an obtuse-angled triangle;
Described small oil tank (4) is along be arranged on the rear of large tank (3) perpendicular to the direction of vehicle frame tail boom (7), be a straight line with large tank (3), the front end of small oil tank (4) and front springboard (1) bottom-hinged, the rear end of small oil tank (4) is placed on the head rod (5) of mounted in pairs and the axis of symmetry of the second pipe link (6), and together with head rod (5) and the second pipe link (6) coordination hinge;
The flexible power takeoff by headstock of described large tank (3) and small oil tank (4) drives, and is provided with blocking device separately.
2. two oil cylinder foldable springboards of construction machinery transporter according to claim 1, is characterized in that: described front springboard (1) and rear springboard (2) equal intervals are provided with non-slip nosing (8).
3. two oil cylinder foldable springboards of construction machinery transporter according to claim 1, it is characterized in that: between the both sides of front springboard (1) and vehicle frame tail boom (7), be provided with safety lever (9), only at front springboard (1) and rear springboard (2), fold and lift rear use.
CN201420142145.0U 2014-03-27 2014-03-27 Double-oil-cylinder folding ramp of transport cart of engineering machine Expired - Fee Related CN203864528U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420142145.0U CN203864528U (en) 2014-03-27 2014-03-27 Double-oil-cylinder folding ramp of transport cart of engineering machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420142145.0U CN203864528U (en) 2014-03-27 2014-03-27 Double-oil-cylinder folding ramp of transport cart of engineering machine

Publications (1)

Publication Number Publication Date
CN203864528U true CN203864528U (en) 2014-10-08

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Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108894096A (en) * 2018-07-20 2018-11-27 长久(滁州)专用汽车有限公司 A kind of unpowered transition springboard

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108894096A (en) * 2018-07-20 2018-11-27 长久(滁州)专用汽车有限公司 A kind of unpowered transition springboard
CN108894096B (en) * 2018-07-20 2020-03-17 长久(滁州)专用汽车有限公司 Unpowered transition springboard

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141008

Termination date: 20150327

EXPY Termination of patent right or utility model