CN207274797U - A kind of height-adjustable semitrailer gooseneck - Google Patents
A kind of height-adjustable semitrailer gooseneck Download PDFInfo
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- CN207274797U CN207274797U CN201721134623.3U CN201721134623U CN207274797U CN 207274797 U CN207274797 U CN 207274797U CN 201721134623 U CN201721134623 U CN 201721134623U CN 207274797 U CN207274797 U CN 207274797U
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- gooseneck
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- connecting rod
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- bracket
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Abstract
The utility model discloses a kind of height-adjustable semitrailer gooseneck.The gooseneck includes vehicle frame, gooseneck bracket, gooseneck beam and telescoping mechanism, and vehicle frame one end and gooseneck bracket are affixed, and the other end sets docking platform, gooseneck beam one end is hinged with gooseneck bracket, the other end is hinged with docking platform, and telescoping mechanism one end is hinged with gooseneck bracket, and the other end is hinged with gooseneck beam；Docking platform is connected by connecting rod, connecting rod and pull rod with vehicle frame, and connecting rod one end is hinged with docking platform, and one end of the other end and connecting rod is hinged, and the other end of connecting rod and one end of pull rod connect, and the other end and the vehicle frame of pull rod are hinged, and connecting rod is hinged with gooseneck beam.The utility model changes difference in height between docking platform and gooseneck bracket by telescoping mechanism, ensures that gooseneck steadily, can be connected neatly with traction saddle, loading platform, and the height adjustment device of loading platform can be coordinated to carry out the height adjusting of semitrailer entirety.
Description
Technical field
Semitrailer technical field is the utility model is related to, more particularly to a kind of height-adjustable semitrailer gooseneck.
Background technology
At present, semitrailer use is very universal, the cargo to differ for transporting various length, weight, width, shape.Its
In, the gooseneck of semitrailer is an extremely important part, and gooseneck portion is used for and the traction saddle of tractor docks, and gooseneck bracket is with carrying
Load bed connects.In actual work, the model of tractor is varied, and the height of loading platform is also different, causes semitrailer
Gooseneck portion can not often dock traction saddle and loading platform at the same time.And existing gooseneck portion is very heavy, with traction saddle
During seat docking, goose the height of neck can not be adjusted flexibly so that produce mismatch error, goose between towing pin and traction saddle
Neck is subject to compared with big load, considerably increases the probability of deformation and damage.
In addition, in loading and unloading, semi-mounted height can not be adjusted, it is necessary to carried by crane, extremely expend people
Power and material resources；When by limit for height road, it if semitrailer cargo is excessive, also can not in time adjust, lead to not pass through.
Utility model content
The purpose of this utility model is to provide a kind of height-adjustable semitrailer gooseneck, which, which can be adjusted, is used for
And the difference in height on the docking platform and gooseneck bracket of traction saddle docking between loading platform junction, guarantee steady, flexible
Ground is connected with traction saddle, loading platform；And the device can coordinate the height adjustment device of loading platform to carry out semitrailer entirety
Highly adjust, it is convenient to freight, unload and pass through limit for height road.
To achieve these goals, a kind of technical solution of height-adjustable semitrailer gooseneck of the utility model is：
A kind of height-adjustable semitrailer gooseneck, including gooseneck bracket, gooseneck bracket is affixed with vehicle frame, further include gooseneck beam and
Telescoping mechanism, described gooseneck beam one end are hinged with gooseneck bracket, and the other end is hinged with the docking platform docked with tractor saddle, institute
State telescoping mechanism one end to be hinged with gooseneck bracket, the other end is hinged with gooseneck beam；The docking platform passes through connection unit and gooseneck
Seat connection, the connection unit include connecting rod, connecting rod and pull rod, and described connecting rod one end is hinged with docking platform, the other end
It is hinged with one end of connecting rod, the other end of the connecting rod and one end of pull rod are hinged, and the other end and the vehicle frame of the pull rod are hinged,
The connecting rod is hinged with gooseneck beam, and the docking platform, connecting rod, connecting rod and gooseneck beam constitute the first quadric chain, even
Bar, gooseneck beam, gooseneck bracket and pull rod constitute the second quadric chain, telescoping mechanism driving the first quadric chain and the two or four
Linkage.Docking platform is connected by connecting rod, connecting rod and pull rod with vehicle frame, and connecting rod is hinged with gooseneck beam；When flexible
When mechanism stretches, gooseneck beam can do corresponding rotation around gooseneck bracket hinged place, and power can be acted on to docking platform and connecting rod, connection at this time
Bar, connecting rod and pull rod do relative motion, and difference in height is adjusted between loading platform junction on docking platform and gooseneck bracket, convenient
Gooseneck is docked with traction saddle and loading platform, and the height tune for coordinating loading platform height adjustment device to carry out semitrailer entirety
Section.
Further, a kind of height-adjustable semitrailer gooseneck, including a pair of of gooseneck beam, the pair of gooseneck beam are opposite
The vehicle frame plane of symmetry is symmetrical arranged, and connecting cross beam is connected between the pair of gooseneck beam, and described telescoping mechanism one end is cut with scissors with gooseneck bracket
Connect, the other end is hinged with connecting cross beam.Two symmetrical gooseneck beams are provided with, connecting cross beam is set between two gooseneck beams, are protected
Two gooseneck beam linkages of card；And directly one end of telescoping mechanism is hinged with connecting cross beam, simplifies structure.
Further, a kind of height-adjustable semitrailer gooseneck, including a pair of of telescoping mechanism, the pair of telescoping mechanism
The relative frame plane of symmetry is symmetrical arranged, the two linkage, driving gooseneck beam rotates.
Further, the docking platform is connected by two connection units with vehicle frame, two connection unit relative frames
The plane of symmetry is symmetrical arranged.Two connection units ensure stable structure, accurate transmission.
Further, the docking platform is connected with support, and described gooseneck beam one end is hinged with support.
Further, the telescoping mechanism is telescopic oil cylinder, telescopic cylinder or flexible slide bar.
Further, the gooseneck beam is double-decker, and the stiffening plate for increasing intensity is provided among double-decker.
Gooseneck beam is double-deck to be set, and sets stiffening plate in centre, ensures structural strength.
Further, the hinged place of the connecting rod and gooseneck beam is provided with grease nipple.Convenient lubrication, ensures that transmission is accurate.
Further, the docking platform is provided with for the towing pin with traction saddle docking.
Compared with prior art, the beneficial effects of the utility model are：
A kind of height-adjustable semitrailer gooseneck of the utility model successively hingedly will be right by connecting rod, connecting rod and pull rod
Connect platform to be connected with vehicle frame, and gooseneck beam is set between docking platform and gooseneck bracket, set and stretch between gooseneck beam and gooseneck bracket
Contracting mechanism, by the flexible difference in height that can change between docking platform and gooseneck bracket of telescoping mechanism, ensures that gooseneck can be put down
Surely, neatly connected with traction saddle, loading platform, and the height adjustment device of loading platform can be coordinated to carry out semitrailer entirety
Height adjust, convenient loading, unloading and pass through limit for height road.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of height-adjustable semitrailer gooseneck of the utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is that a kind of telescoping mechanism of height-adjustable semitrailer gooseneck of the utility model stretches out view.
Shown in figure：1st, vehicle frame；2nd, gooseneck bracket；3rd, docking platform；4th, telescopic oil cylinder；5th, gooseneck beam；6th, connecting rod；7、
Connecting rod；8th, pull rod；9th, support；10th, grease nipple；11st, stiffening plate；12nd, towing pin；13rd, connecting cross beam.
Embodiment
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate, it should be understood that these embodiments are only
For illustrating the utility model rather than limitation the scope of the utility model, after the utility model has been read, this area
Modification of the technical staff to the various equivalent forms of the utility model falls within the application appended claims limited range.
As shown in Figure 1 to Figure 3, a kind of height-adjustable semitrailer gooseneck, including gooseneck bracket 2, a pair are symmetrically arranged
Gooseneck beam 5 and a pair of symmetrically arranged telescopic oil cylinder 4.Gooseneck bracket 2 and one end of vehicle frame 1 are affixed, the other end connection of vehicle frame 1
For the docking platform 3 with traction saddle docking.
The downside of docking platform 3 is provided with for the towing pin 12 with traction saddle docking.Docking platform 3 is by being symmetrical arranged
Two connection units be connected with vehicle frame 1.Connection unit includes connecting rod 6, connecting rod 7 and pull rod 8, wherein 6 one end of connecting rod with
Docking platform 3 is hinged, and the other end is hinged with 7 one end of connecting rod, and one end of the other end and pull rod 8 of connecting rod 7 is hinged, pull rod 8 it is another
One end is hinged with vehicle frame.
Connecting cross beam 13 is provided between a pair of of gooseneck beam 5, ensures both linkages.Gooseneck beam 5 is double-decker, double-deck
Stiffening plate 11 is provided among structure.5 one end of gooseneck beam is hinged with gooseneck bracket 2, and the other end passes through the support 9 on docking platform 3
Hinged with docking platform 3, gooseneck beam 5 is also hinged with connecting rod 6 and grease nipple 10 is provided with hinged place.
A pair of symmetrically arranged telescopic oil cylinder 4, one end is hinged with vehicle frame 1, and the other end is hinged with connecting cross beam 13.
The specific work process of the utility model is as follows：
As shown in Figure 1 to Figure 3, when a pair of of 4 telescopic end of telescopic oil cylinder stretches out, what connecting cross beam 13 was acted on downwards
Power, while control gooseneck beam 5 to be rotated counterclockwise around with 2 hinge joint of gooseneck bracket.
Gooseneck beam 5 acts on active force on docking platform 3 and connecting rod 7 at the same time.Docking platform 3 is subject to active force to act on
Decline, while connecting rod 7 does clockwise movement around the hinge joint with gooseneck beam 5.
At this time, forces are applied to do counterclockwise movement around the hinge joint with docking platform 3 for connecting rod 6, and pull rod 8 can be around
And do counterclockwise movement with the hinge joint of vehicle frame 1, total keeps stablizing, and docking platform 3 is connected with the loading platform of gooseneck bracket 2
Between difference in height increase.
When 4 telescopic end of telescopic oil cylinder is shunk, docking platform 3 can rise on the contrary, by mutual between each articulated mounting
Effect, structure remained stable, the difference in height between docking platform 3 and the loading platform junction of gooseneck bracket 2 reduce.
In the specific implementation, usually first gooseneck bracket 2 is connected with loading platform, then by adjusting telescopic oil cylinder 4, puts down docking
Platform 3 is steady with the traction saddle of tractor, is neatly connected.
In addition, after connection, actual loading, unloading and during by limit for height road can also pass through and adjust flexible oil
The flexible situation of cylinder 4, to adjust the height of vehicle frame 1 and gooseneck bracket 2, so as to coordinate the loading platform height adjustment device of semitrailer
The height of semitrailer entirety is controlled, it is convenient to freight, unload and pass through limit for height road.
, can also be by adjusting the flexible feelings of telescopic oil cylinder 4 when the loading platform of semitrailer does not have height adjustment device
Condition, to adjust the height of vehicle frame 1 and gooseneck bracket 2, moves after making loading platform center of gravity, facilitates loading, unloading goods.
Claims (9)
1. a kind of height-adjustable semitrailer gooseneck, including gooseneck bracket, gooseneck bracket are affixed with vehicle frame, it is characterised in that：Also wrap
Gooseneck beam and telescoping mechanism are included, described gooseneck beam one end is hinged with gooseneck bracket, and the other end is hinged with what is docked with tractor saddle
Docking platform, described telescoping mechanism one end are hinged with gooseneck bracket, and the other end is hinged with gooseneck beam；The docking platform passes through connection
Unit is connected with gooseneck bracket, and the connection unit includes connecting rod, connecting rod and pull rod, and described connecting rod one end is cut with scissors with docking platform
Connect, one end of the other end and connecting rod is hinged, and the other end of the connecting rod and one end of pull rod are hinged, the other end of the pull rod with
Vehicle frame is hinged, and the connecting rod is hinged with gooseneck beam, and the docking platform, connecting rod, connecting rod and gooseneck beam constitute the one or four company
Linkage, connecting rod, gooseneck beam, gooseneck bracket and pull rod constitute the second quadric chain, and telescoping mechanism drives the first double leval jib machine
Structure and the second quadric chain.
A kind of 2. height-adjustable semitrailer gooseneck according to claim 1, it is characterised in that：Including a pair of of gooseneck
Beam, the pair of gooseneck beam relative frame plane of symmetry are symmetrical arranged, and connecting cross beam is connected between the pair of gooseneck beam, described to stretch
Contracting mechanism one end is hinged with gooseneck bracket, and the other end is hinged with connecting cross beam.
A kind of 3. height-adjustable semitrailer gooseneck according to claim 1, it is characterised in that：Including a pair of of telescopic machine
Structure, the pair of telescoping mechanism relative frame plane of symmetry are symmetrical arranged, the two linkage, driving gooseneck beam rotates.
A kind of 4. height-adjustable semitrailer gooseneck according to claim 1, it is characterised in that：The docking platform leads to
Cross two connection units with vehicle frame to be connected, two connection unit relative frame planes of symmetry are symmetrical arranged.
A kind of 5. height-adjustable semitrailer gooseneck according to claim 1, it is characterised in that：The docking platform is consolidated
Support is connected to, described gooseneck beam one end is hinged with support.
A kind of 6. height-adjustable semitrailer gooseneck according to claim 1, it is characterised in that：The telescoping mechanism is
Telescopic oil cylinder, telescopic cylinder or flexible slide bar.
A kind of 7. height-adjustable semitrailer gooseneck according to claim 1, it is characterised in that：The gooseneck beam is double
Rotating fields, the stiffening plate for increasing intensity is provided among double-decker.
A kind of 8. height-adjustable semitrailer gooseneck according to claim 1, it is characterised in that：The connecting rod and gooseneck
The hinged place of beam is provided with grease nipple.
A kind of 9. height-adjustable semitrailer gooseneck according to claim 1, it is characterised in that：The docking platform is set
It is equipped with for the towing pin with traction saddle docking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721134623.3U CN207274797U (en) | 2017-09-06 | 2017-09-06 | A kind of height-adjustable semitrailer gooseneck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721134623.3U CN207274797U (en) | 2017-09-06 | 2017-09-06 | A kind of height-adjustable semitrailer gooseneck |
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| Publication Number | Publication Date |
|---|---|
| CN207274797U true CN207274797U (en) | 2018-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721134623.3U Active CN207274797U (en) | 2017-09-06 | 2017-09-06 | A kind of height-adjustable semitrailer gooseneck |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685781A (en) * | 2017-09-06 | 2018-02-13 | 扬州市伏尔坎机械制造有限公司 | A kind of height-adjustable semitrailer gooseneck |
-
2017
- 2017-09-06 CN CN201721134623.3U patent/CN207274797U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685781A (en) * | 2017-09-06 | 2018-02-13 | 扬州市伏尔坎机械制造有限公司 | A kind of height-adjustable semitrailer gooseneck |
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