CN106005065A - Height-adjustable air bag type gooseneck - Google Patents
Height-adjustable air bag type gooseneck Download PDFInfo
- Publication number
- CN106005065A CN106005065A CN201610394512.XA CN201610394512A CN106005065A CN 106005065 A CN106005065 A CN 106005065A CN 201610394512 A CN201610394512 A CN 201610394512A CN 106005065 A CN106005065 A CN 106005065A
- Authority
- CN
- China
- Prior art keywords
- overturning seat
- hinged
- air bag
- connecting rod
- extension
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D53/00—Tractor-trailer combinations; Road trains
- B62D53/04—Tractor-trailer combinations; Road trains comprising a vehicle carrying an essential part of the other vehicle's load by having supporting means for the front or rear part of the other vehicle
- B62D53/08—Fifth wheel traction couplings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D53/00—Tractor-trailer combinations; Road trains
- B62D53/04—Tractor-trailer combinations; Road trains comprising a vehicle carrying an essential part of the other vehicle's load by having supporting means for the front or rear part of the other vehicle
- B62D53/08—Fifth wheel traction couplings
- B62D53/0871—Fifth wheel traction couplings with stabilising means, e.g. to prevent jack-knifing, pitching, rolling, buck jumping
Abstract
The invention discloses a height-adjustable air bag type gooseneck and belongs to the technical field of semitrailers. The height-adjustable air bag type gooseneck comprises an L-shaped base and a butt-joint platform. The L-shaped base is composed of a supporting section and an extending section. An overturning shaft and an overturning seat are arranged on the extending section. The upper end of the butt-joint platform is hinged to the front end of the overturning seat. The overturning seat is further provided with a leveling mechanism used for adjusting the levelness of the butt-joint platform. The leveling mechanism comprises a first connecting rod, a lever and a second connecting rod, wherein the lever is rotatably mounted on the overturning seat and rotates with the middle of the lever as a rotating point; the front end of the lever is hinged to the upper end of the second connecting rod, and the lower end of the second connecting rod is hinged to the rear edge of the butt-joint platform; and the rear end of the lever is hinged to the lower end of the first connecting rod, and the upper end of the first connecting rod is hinged to the extending section. A bracket is fixed to the L-shaped base and provided with an air bag, and the rear end of the overturning seat presses the air bag. When the air bag is in a full state, the rear end of the overturning seat is jacked by the air bag, and meanwhile the front end of the overturning seat drives the butt-joint platform to be butted with a traction saddle.
Description
Technical field
The present invention relates to semitrailer technical field, particularly to a kind of height adjustable gasbag-type gooseneck portion.
Background technology
Gooseneck portion in semitrailer is extremely important parts, for loading platform is overlapped on traction saddle
On.But, the gooseneck portion provisioned in semitrailer is heavier now, during docking, is taken in gooseneck portion and is contained in
On traction saddle so that towing pin can allocate traction saddle into.Traditional docking mode exists technical
Defect, during docking, towing pin is easy to produce mismatch error with traction saddle so that towing pin and traction saddle
Producing mechanical wear between Zuo, gooseneck portion height when docking cannot be adjusted flexibly, and due to
Docking mode for overlap joint, gooseneck portion need bear bigger load, considerably increase deformation and damage several
Rate.
Summary of the invention
It is an object of the invention to provide a kind of height adjustable gasbag-type gooseneck portion so that it is can guarantee that gooseneck
Portion can steadily, neatly with traction saddle dock, and has good shock resistance.
The object of the present invention is achieved like this: a kind of height adjustable gasbag-type gooseneck portion, including L
Type pedestal, docking platform, described docking platform lower end is provided with the towing pin for docking traction saddle, institute
Stating L-type pedestal is divided into supporting section and extension, described supporting section to be fixed on load bed front end, described extension
Being in supporting section top and forwards extend, described extension is provided with trip shaft, overturning seat, described
Trip shaft central shaft is paralleled with overall width direction, and described trip shaft installs in the middle part of overturning seat, and described in turn over
Swivel base is installed in rotation on extension by trip shaft；
Described docking platform upper end is hinged with overturning seat front end, and described overturning seat is additionally provided with for adjusting
The levelling gear of docking platform levelness, described levelling gear includes that first connecting rod, lever and first are even
The second connecting rod that bar is isometric and parallel, described lever is installed in rotation on overturning seat and with in lever
Portion is run-on point, and described lever front end is hinged with second connecting rod upper end, and described second connecting rod lower end is with right
Connecing platform tailing edge to be hinged, described lever rear end is hinged with first connecting rod lower end, on described first connecting rod
End is hinged with extension；
Described L-type pedestal is fixed with bracket, and described bracket is provided with air bag, side pressure after described overturning seat
Live air bag, when air bag is in full state, described overturning seat rear end by air bag jack-up, overturning seat simultaneously
Front end is ordered about docking platform and is docked with traction saddle.
Compared with prior art, the beneficial effects of the present invention is: one, it is achieved that interface flexibility, and
And the load born when can be greatly reduced docking platform docking, during use, gooseneck portion and traction saddle
Can be close to each other, then give airbag aeration so that overturning seat rear end is by air bag jack-up, overturning seat front end
Order about docking platform to dock with traction saddle so that docking operation is very flexible, can be by controlling
The aeration quantity of air bag is adjusted flexibly the height of docking platform, improves docking platform and docking of drawing saddle
Precision and efficiency, can be greatly reduced the abrasion that docking platform produces when docking with traction saddle；Its two,
During docking, the Pingdu of docking platform can be adjusted timely, and it is right that the setting of levelling gear can ensure that
Connect the Pingdu of platform, thus ensure the quality of fit of towing pin and traction saddle, when overturning seat is with trip shaft
Being as the criterion when overturning, lever two ends are exerted a force, due to lever by second connecting rod upper end and first connecting rod lower end
Middle part is the run-on point of lever, and therefore, second connecting rod upper end and first connecting rod lower end are with the run-on point of lever
It is as the criterion and makees synchronous backward motion, docking platform can be hauled at any time and make docking platform remain horizontal
State；Its three, have good cushioning ability, owing to being provided with air bag, in motion, air bag can support
Disappear the vibrations in driving process；Its four, simple in construction, it is easy to operation.
As a further improvement on the present invention, described bracket is fixed with locating dowel, described overturning seat rear end
Being provided with draw-in groove, when air bag is in air deflating state, the draw-in groove on described overturning seat blocks locating dowel just.
When air bag is in air deflating state, locating dowel is possible to prevent overturning seat to damage air bag by pressure.
As a further improvement on the present invention, described extension is provided with adjustment oil cylinder, described adjustment oil cylinder
Cylinder barrel is hinged on extension, and the piston rod of described adjustment oil cylinder is hinged on overturning seat and its pin joint
Stagger with in the middle part of overturning seat.When this gooseneck portion is in mated condition, adjustment oil cylinder can maintain well and turn over
The position of swivel base, prevents overturning seat from producing unnecessary off normal.
As a further improvement on the present invention, amortisseur, institute it are provided with between described extension and docking platform
Stating amortisseur one end to be hinged with front end, extension, the described amortisseur other end cuts with scissors mutually with docking platform tailing edge
Connect.The setting of amortisseur can offset the vibrations suffered by docking platform.
As a further improvement on the present invention, at the described piston rod of adjustment oil cylinder and the pin joint of overturning seat
In overturning seat rear end.Adjust oil cylinder and can preferably maintain the position of overturning seat, stablizing in driving process
Performance accesses sufficiently guarantee, especially when air bag needs repairing, adjusts oil cylinder and can adjust upset
The position of seat, in order to take out air bag.
As a further improvement on the present invention, described locating dowel periphery is provided with a circle defining flange, works as upset
When draw-in groove on seat blocks locating dowel, described defining flange holds overturning seat.The setting of defining flange enters one
Step enhances the restraining ability of locating dowel.
Accompanying drawing explanation
Fig. 1 is the normal mated condition schematic diagram of the present invention.
Fig. 2 is air bag air deflating state schematic diagram.
Fig. 3 is the A portion enlarged drawing in Fig. 1.
Wherein, 1 docking platform, 2 towing pins, 3 overturning seats, 4 amortisseurs, 5 adjust oil cylinder, 6L type
Pedestal, 6a supporting section, 6b extension, 7 load bed, 8 brackets, 9 second connecting rods, 10 levers, 11
One connecting rod, 12 draw-in grooves, 13 air bags, 14 locating dowels, 15 defining flanges, 16 trip shafts, 17 traction saddles
Seat.
Detailed description of the invention
As Figure 1-3, a kind of height adjustable gasbag-type gooseneck portion, including L-type pedestal 6, right
Connecing platform 1, docking platform 1 lower end is provided with the towing pin 2 for docking traction saddle 17, L-type pedestal
6 are divided into supporting section 6a and extension 6b, supporting section 6a to be fixed on load bed 7 front end, and extension 6b is in
Supporting section 6a top and forwards extending, extension 6b is provided with trip shaft 16, overturning seat 3, turns over
Rotating shaft 16 central shaft is paralleled with overall width direction, and trip shaft 16 installs in the middle part of overturning seat 3, and overturns
Seat 3 is installed in rotation on the 6b of extension by trip shaft 16.
Above-mentioned docking platform 1 upper end is hinged with overturning seat 3 front end, and overturning seat 3 is additionally provided with for adjusting
The levelling gear of whole docking platform 1 levelness, levelling gear includes first connecting rod 11, lever 10 and
The second connecting rod 9 that one connecting rod 11 is isometric and parallel, lever 10 is installed in rotation on overturning seat 3 also
And with in the middle part of lever 10 as run-on point, lever 10 front end is hinged with second connecting rod 9 upper end, and second even
Bar 9 lower end is hinged with docking platform 1 tailing edge, and lever 10 rear end is hinged with first connecting rod 11 lower end,
First connecting rod 11 upper end is hinged with extension 6b.
Above-mentioned L-type pedestal 6 is fixed with bracket 8, and bracket 8 is provided with air bag 13, overturning seat 3 rear end
Pushing down air bag 13, when air bag 13 is in full state, overturning seat 3 rear end is by air bag 13 jack-up, same
Time overturning seat 3 front end order about docking platform 1 with traction saddle 17 dock.
During use, gooseneck portion and traction saddle 17 can be close to each other, inflate then to air bag 13, make
Overturning seat 3 rear end by air bag 13 jack-up, docking platform 1 and traction saddle are ordered about in overturning seat 3 front end
17 docking so that docking operation is very flexible, can come clever by the aeration quantity controlling air bag 13
Live and adjust the height of docking platform 1, merging precision and the efficiency improving docking platform 1 with drawing saddle 17,
The abrasion that docking platform 1 produces when docking can be greatly reduced with traction saddle 17；During docking, docking
The Pingdu of platform 1 can be adjusted timely, and the setting of levelling gear can ensure that docking platform 1
Pingdu, thus ensure the quality of fit of towing pin 2 and traction saddle 17, when overturning seat 3 is with trip shaft
16 are as the criterion when overturning, and lever 10 two ends are exerted a force by second connecting rod 9 upper end and first connecting rod 11 lower end,
Owing in the middle part of lever 10 being the run-on point of lever 10, therefore, second connecting rod 9 upper end and first connecting rod 11
Lower end is as the criterion with the run-on point of lever 10 and makees synchronous backward motion, can haul docking platform 1 at any time and make
Docking platform 1 remains level；Have good cushioning ability, owing to being provided with air bag 13,
In motion, air bag 13 can offset the vibrations in driving process.
Being fixed with locating dowel 14 on above-mentioned bracket 8, overturning seat 3 rear end is provided with draw-in groove 12, when air bag 13
When being in air deflating state, the draw-in groove 12 on overturning seat 3 blocks locating dowel 14 just.When air bag 13 is in
During air deflating state, locating dowel 14 is possible to prevent overturning seat 3 to damage air bag 13 by pressure.
Above-mentioned extension 6b is provided with adjustment oil cylinder 5, and the cylinder barrel adjusting oil cylinder 5 is hinged on the 6b of extension,
The piston rod of adjustment oil cylinder 5 is hinged on overturning seat 3 and its pin joint staggers in the middle part of overturning seat 3.
When this gooseneck portion is in mated condition, adjusts oil cylinder 5 and can maintain the position of overturning seat 3 well, anti-
Only overturning seat 3 produces unnecessary off normal.
Amortisseur 4, amortisseur 4 one end and extension it is provided with between above-mentioned extension 6b and docking platform 1
6b front end is hinged, and amortisseur 4 other end is hinged with docking platform 1 tailing edge.The setting of amortisseur 4
The vibrations suffered by docking platform 1 can be offset.
The piston rod of above-mentioned adjustment oil cylinder 5 and the pin joint of overturning seat 3 are in overturning seat 3 rear end.Adjust
Oil cylinder 5 can preferably maintain the position of overturning seat 3, and the stability in driving process accesses fully
Guarantee, especially when air bag 13 needs repairing, adjust oil cylinder 5 and can adjust the position of overturning seat 3,
To take out air bag 13.
Above-mentioned locating dowel 14 periphery is provided with a circle defining flange 15, when the draw-in groove 12 on overturning seat 3 blocks
During locating dowel 14, defining flange 15 holds overturning seat 3.The setting of defining flange 15 further enhancing
The restraining ability of locating dowel 14.
The invention is not limited in above-described embodiment, on the basis of technical scheme disclosed by the invention, this
The technical staff in field is according to disclosed technology contents, it is not necessary to performing creative labour just can be to wherein
Some technical characteristics make some replace and deformation, these replace and deformation all at the protection model of the present invention
In enclosing.
Claims (6)
1. a height adjustable gasbag-type gooseneck portion, including L-type pedestal (6), docking platform (1),
Described docking platform (1) lower end is provided with the towing pin (2) for docking traction saddle (17), described L
Type pedestal (6) is divided into supporting section (6a) and extension (6b), and described supporting section (6a) is fixed on goods
Platform (7) front end, described extension (6b) is in supporting section (6a) top and forwards extends, its
It is characterised by: described extension (6b) is provided with trip shaft (16), overturning seat (3), described trip shaft
(16) central shaft is paralleled with overall width direction, and described trip shaft (16) installs overturning seat (3) middle part,
And described overturning seat (3) is installed in rotation on extension (6b) by trip shaft (16)；
Described docking platform (1) upper end is hinged with overturning seat (3) front end, on described overturning seat (3)
Being additionally provided with the levelling gear for adjusting docking platform (1) levelness, described levelling gear includes first even
The second connecting rod (9) that bar (11), lever (10) are isometric and parallel with first connecting rod (11), described lever
(10) it is installed in rotation on overturning seat (3) and with lever (10) middle part as run-on point, described
Lever (10) front end is hinged with second connecting rod (9) upper end, and described second connecting rod (9) lower end is with right
Connecing platform (1) tailing edge to be hinged, described lever (10) rear end is hinged with first connecting rod (11) lower end,
Described first connecting rod (11) upper end is hinged with extension (6b)；
Described L-type pedestal (6) is fixed with bracket (8), and described bracket (8) is provided with air bag (13),
Air bag (13) is pushed down in described overturning seat (3) rear end, when air bag (13) is in full state, described
Overturning seat (3) rear end is by air bag (13) jack-up, and docking platform (1) is ordered about in overturning seat (3) front end simultaneously
Dock with traction saddle (17).
One the most according to claim 1 height adjustable gasbag-type gooseneck portion, it is characterised in that:
Being fixed with locating dowel (14) on described bracket (8), described overturning seat (3) rear end is provided with draw-in groove (12),
When air bag (13) is in air deflating state, the draw-in groove (12) on described overturning seat (3) blocks fixed just
Position post (14).
One the most according to claim 1 height adjustable gasbag-type gooseneck portion, it is characterised in that:
Described extension (6b) is provided with adjustment oil cylinder (5), and the cylinder barrel of described adjustment oil cylinder (5) is hinged on extension
In section (6b), the piston rod of described adjustment oil cylinder (5) is hinged on overturning seat (3), and above and it is hinged
Point staggers with overturning seat (3) middle part.
One the most according to claim 1 height adjustable gasbag-type gooseneck portion, it is characterised in that:
Amortisseur (4), described amortisseur (4) it is provided with between described extension (6b) and docking platform (1)
One end is hinged with extension (6b) front end, described amortisseur (4) other end and docking platform (1)
Tailing edge is hinged.
One the most according to claim 3 height adjustable gasbag-type gooseneck portion, it is characterised in that:
The piston rod of described adjustment oil cylinder (5) and the pin joint of overturning seat (3) are in overturning seat (3) rear end.
One the most according to claim 2 height adjustable gasbag-type gooseneck portion, it is characterised in that:
Described locating dowel (14) periphery is provided with a circle defining flange (15), when the draw-in groove (12) on overturning seat (3)
When blocking locating dowel (14), described defining flange (15) holds overturning seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394512.XA CN106005065A (en) | 2016-05-30 | 2016-05-30 | Height-adjustable air bag type gooseneck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610394512.XA CN106005065A (en) | 2016-05-30 | 2016-05-30 | Height-adjustable air bag type gooseneck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106005065A true CN106005065A (en) | 2016-10-12 |
Family
ID=57090909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610394512.XA Pending CN106005065A (en) | 2016-05-30 | 2016-05-30 | Height-adjustable air bag type gooseneck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106005065A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0084549B1 (en) * | 1981-07-31 | 1986-11-12 | Craven Tasker Limited | Folding gooseneck trailers |
| US5040815A (en) * | 1989-01-12 | 1991-08-20 | The United States Of America As Represented By The Secretary Of The Air Force | Tractor-trailer connection for uneven terrain travel |
| GB2326137A (en) * | 1997-06-06 | 1998-12-16 | New Holland Uk Ltd | Cab suspension for an agricultural vehicle |
| CN202046386U (en) * | 2011-04-08 | 2011-11-23 | 安徽江淮扬天汽车股份有限公司 | Suspension type traction device for semitrailer |
| CN202557641U (en) * | 2012-05-09 | 2012-11-28 | 驻马店中集华骏车辆有限公司 | Gooseneck elevator mechanism of low flatbed semi-trailer with detachable gooseneck |
| CN205632700U (en) * | 2016-05-30 | 2016-10-12 | 别宜春 | Gasbag formula gooseneck portion of adjustable height |
-
2016
- 2016-05-30 CN CN201610394512.XA patent/CN106005065A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0084549B1 (en) * | 1981-07-31 | 1986-11-12 | Craven Tasker Limited | Folding gooseneck trailers |
| US5040815A (en) * | 1989-01-12 | 1991-08-20 | The United States Of America As Represented By The Secretary Of The Air Force | Tractor-trailer connection for uneven terrain travel |
| GB2326137A (en) * | 1997-06-06 | 1998-12-16 | New Holland Uk Ltd | Cab suspension for an agricultural vehicle |
| CN202046386U (en) * | 2011-04-08 | 2011-11-23 | 安徽江淮扬天汽车股份有限公司 | Suspension type traction device for semitrailer |
| CN202557641U (en) * | 2012-05-09 | 2012-11-28 | 驻马店中集华骏车辆有限公司 | Gooseneck elevator mechanism of low flatbed semi-trailer with detachable gooseneck |
| CN205632700U (en) * | 2016-05-30 | 2016-10-12 | 别宜春 | Gasbag formula gooseneck portion of adjustable height |
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| Date | Code | Title | Description |
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| DD01 | Delivery of document by public notice |
Addressee: Bian Xu Document name: Notification of Acceptance of Patent Application |
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| C06 | Publication | ||
| DD01 | Delivery of document by public notice |
Addressee: Bian Xu Document name: Notification of Passing Examination on Formalities |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161012 |