CN105459745B - Draw-gear for semitrailer - Google Patents
Draw-gear for semitrailer Download PDFInfo
- Publication number
- CN105459745B CN105459745B CN201511032849.8A CN201511032849A CN105459745B CN 105459745 B CN105459745 B CN 105459745B CN 201511032849 A CN201511032849 A CN 201511032849A CN 105459745 B CN105459745 B CN 105459745B
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- CN
- China
- Prior art keywords
- draw
- semitrailer
- vertical beam
- gear
- girder
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/14—Draw-gear or towing devices characterised by their type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
- B60G11/04—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only arranged substantially parallel to the longitudinal axis of the vehicle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
A kind of draw-gear for semitrailer, include the draw-gear body with vehicle frame cross-girder (1), it is arranged to couple and be arranged to the frame body coupled with the crossbeam contact of semi-trailer frame with vehicle frame cross-girder (1) rotary type, the telescoping cylinder (7) being arranged between frame body and vehicle frame cross-girder (1), the axle wheel (8) for being arranged on the bottom end face portion of frame body and coupling with ground face contact type, when semitrailer and draw-gear are linked together by drawing pin assembly, frame body is rotated by telescoping cylinder (7), connect the crossbeam of frame body and semi-trailer frame, axle wheel (8) is set to be contacted with ground, so as to carry the weight of semitrailer, no longer draw the weight of pin assembly carrying semitrailer, therefore the driving stability performance and service life of draw-gear are improved.
Description
First, technical field
The present invention relates to a kind of draw-gear, especially a kind of draw-gear for semitrailer.
2nd, background technology
Semitrailer is because load capacity is big and vehicle body length is a kind of important vehicles, in order to ensure the row of semitrailer
Performance is sailed, it is necessary to drive semitrailer to be travelled using draw-gear, the draw-gear that thus be accordingly used in semitrailer is a kind of important
Traffic power-equipment, existing in the draw-gear of semitrailer, by drawing pin assembly draw-gear and semi-mounted
Car is attached, therefore traction pin assembly not only needs to carry the weight of semitrailer, but also to carry leading for traction semitrailer
Gravitation, so as to which impulsive force caused by semitrailer is acted directly on the vehicle frame of draw-gear, it have impact on the traveling of draw-gear
Stability and service life.
3rd, the content of the invention
In order to overcome above-mentioned technical disadvantages, it is an object of the invention to provide a kind of draw-gear for semitrailer, therefore
Improve the driving stability performance and service life of draw-gear.
To reach above-mentioned purpose, the present invention adopts the technical scheme that：Include the draw-gear with vehicle frame cross-girder
Body, it is arranged to couple and be arranged to the framework coupled with the crossbeam contact of semi-trailer frame with vehicle frame cross-girder rotary type
Body, the telescoping cylinder being arranged between frame body and vehicle frame cross-girder, the bottom end face portion for being arranged on frame body and connect with ground
The axle wheel of touch connection.
Due to devising draw-gear body, telescoping cylinder, axle wheel and frame body, when semitrailer and draw-gear pass through
When traction pin assembly links together, frame body is rotated by telescoping cylinder, makes the crossbeam of frame body and semi-trailer frame
Connection, makes axle wheel be contacted with ground, so as to carry the weight of semitrailer, no longer draws the weight of pin assembly carrying semitrailer
Amount, therefore improve the driving stability performance and service life of draw-gear.
The present invention devises, telescoping cylinder, axle wheel and frame body with leading in the way of the weight of carrying semitrailer
Leading-in device body couples.
The present invention devises, and frame body is arranged to include vertical beam, entablature and sill, also include suspension and
Leaf spring,
Vertical beam is arranged to by rotary shaft with vehicle frame cross-girder couple and be provided between vertical beam and vehicle frame cross-girder
Telescoping cylinder, the upper end end face portion of vertical beam is provided with entablature and entablature is arranged to vertical beam couple by leaf spring, perpendicular
The lower end surface portion of beam is provided with sill and axle wheel is arranged to sill couple by suspension, and vertical beam is set
To couple in the crossbeam side surface part of semi-trailer frame with the crossbeam plug-in type of semi-trailer frame and entablature is arranged in semi-mounted
The crossbeam bottom end face portion of vehicle carriage couples with the crossbeam contact of semi-trailer frame.
The present invention is devised, and bar shaped sliding groove is provided with vertical beam and rotary shaft is arranged to join with vehicle frame cross-girder
Connect, the rotary shaft of vehicle frame cross-girder is arranged in the bar shaped sliding groove of vertical beam.
The present invention devises, and suspension is arranged to leaf spring type suspension.
The present invention devises, and the wheel in axle wheel is arranged to be distributed along the axletree in axle wheel.
The present invention is devised, and connecting rod is provided between vertical beam and two vertical beams are arranged to according to rectangle with connecting rod
Framework is distributed, and the center line of entablature and the center line of sill are respectively set to extend along the center line of the crossbeam of Trailer type frame for use in vehicle
Distribution.
The present invention devises, and vertical beam is arranged on the inner side face of the rear end end face portion of vehicle frame cross-girder above and vertical beam is set
In the trailing flank of last root vehicle bridge.
The present invention devises, the wheel of the pars intermedia for the axletree being arranged in axle wheel be arranged to by hunting gear with
Axletree connection in axle wheel.
In the technical program, draw-gear body, telescoping cylinder, axle wheel and the frame body of the weight of semitrailer are carried
For important technical characteristic, in the technical field for the draw-gear of semitrailer, there is novelty, creativeness and practicality,
Term in the technical program is all that can be explained and understood with patent document in the art.
4th, illustrate
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the present invention.
5th, embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1 be the present invention one embodiment, illustrate the present embodiment with reference to accompanying drawing, include vehicle frame cross-girder 1,
Vertical beam 2, entablature 3, sill 4, suspension 5, leaf spring 6, telescoping cylinder 7 and axle wheel 8,
Vertical beam 2 is arranged to by rotary shaft with vehicle frame cross-girder 1 couple and set between vertical beam 2 and vehicle frame cross-girder 1
Telescoping cylinder 7 is equipped with, the upper end end face portion of vertical beam 2 is provided with entablature 3 and entablature 3 is arranged to by leaf spring 6 and vertical beam 2
Connection, is provided with sill 4 in the lower end surface portion of vertical beam 2 and axle wheel 8 is arranged to by suspension 5 and sill
4 connections, vertical beam 2 is arranged to the crossbeam plug-in type of semi-trailer frame couple in the crossbeam side surface part of semi-trailer frame and upper horizontal stroke
Beam 3 is arranged to the crossbeam contact of semi-trailer frame couple in the crossbeam bottom end face portion of semi-trailer frame.
In the present embodiment, bar shaped sliding groove is provided with vertical beam 2 and rotary shaft is arranged to and vehicle frame cross-girder 1
Connect, the rotary shaft of vehicle frame cross-girder 1 is arranged in the bar shaped sliding groove of vertical beam 2.
In the present embodiment, suspension 5 is arranged to leaf spring type suspension.
In the present embodiment, the wheel in axle wheel 8 is arranged to be distributed along the axletree in axle wheel 8, axle wheel 8
In the wheel that is arranged in two and two axle wheels 8 of wheel be arranged to the two of the axletree being distributed in axle wheel 8
Hold end face portion.
In the present embodiment, connecting rod is provided between vertical beam 2 and two vertical beams 2 are arranged to according to square with connecting rod
The distribution of shape framework, the center line of entablature 3 and the center line of sill 4 are respectively set to the center line along the crossbeam of Trailer type frame for use in vehicle
Extension distribution.
In the present embodiment, vertical beam 2 is arranged on the facial upper and vertical beam 2 in inner side of the rear end end face portion of vehicle frame cross-girder 1
It is arranged on the trailing flank of last root vehicle bridge.
When semitrailer and draw-gear are linked together by drawing pin assembly, by telescoping cylinder 72 turns of vertical beam
It is dynamic, vertical beam 2 and entablature 3 is connected with the crossbeam of semi-trailer frame, axle wheel 8 is contacted with ground, so as to carry semi-mounted
The weight of car, the tractive force of traction semitrailer is carried by traction pin assembly, when together with semitrailer being not attached to draw-gear,
Vertical beam 2 is rotated by telescoping cylinder 7, vertical beam 2 and entablature 3 is closed up with vehicle frame cross-girder 1, axle wheel 8 and ground
Separate.
One embodiment of the present invention, the wheel in axle wheel 8 are arranged in three and three axle wheels 8
Wheel is arranged to the both ends end face portion and pars intermedia of the axletree being distributed in axle wheel 8, the axletree being arranged in axle wheel 8
The wheel of pars intermedia be arranged to the axletree in axle wheel 8 couple by hunting gear.
The present invention has lower feature：
1st, due to devising draw-gear body, telescoping cylinder 7, axle wheel 8 and frame body, when semitrailer and draw-gear
When being linked together by drawing pin assembly, frame body is rotated by telescoping cylinder 7, makes frame body and semi-trailer frame
Crossbeam connects, and axle wheel 8 is contacted with ground, so as to carry the weight of semitrailer, no longer draws pin assembly carrying semitrailer
Weight, therefore improve the driving stability performance and service life of draw-gear.
2nd, due to devising vertical beam 2, entablature and sill 4, the intensity of frame body is improved.
3rd, due to devising suspension 5 and leaf spring 6, the stability of semitrailer traveling is improved.
4th, due to devising vehicle frame cross-girder 1, vertical beam 2, entablature 3, sill 4, suspension 5, leaf spring 6, telescoping cylinder 7
With axle wheel 8, improved by increasing axle wheel 8 and reorganize and outfit the load capacity of vehicle, further through preventing axle wheel 8 and ground
The contact in face, improve the economic performance for reorganizing and outfit vehicle.
5th, due to devising the technical characteristic of the present invention, in the effect of the independent and mutual set of technical characteristic,
Shown by experiment, property indices of the invention are at least 1.7 times for existing property indices, have by assessing
There is good market value.
Also other draw-gear body, telescoping cylinder 7, axle wheel 8 and frame bodies with the weight of carrying semitrailer
Other technical characteristics of connection are all one of embodiments of the invention, and each technical characteristic of embodiment described above can enter
The arbitrary combination of row, to meet Patent Law, patent regulation and the requirement of guidelines for examination, no longer to each in above-described embodiment
The embodiment of the individual all possible combination of technical characteristic is all described.
Therefore it is every to include the traction with vehicle frame cross-girder 1 in the draw-gear technical field for semitrailer
Device body, it is arranged to couple and be arranged to couple with the crossbeam contact of semi-trailer frame with the rotary type of vehicle frame cross-girder 1
Frame body, be arranged between frame body and vehicle frame cross-girder 1 telescoping cylinder 7, be arranged on frame body bottom end face portion and
The technology contents of the axle wheel 8 coupled with ground face contact type are all within the scope of the present invention.
Claims (8)
1. a kind of draw-gear for semitrailer, it is characterized in that：Include the draw-gear sheet with vehicle frame cross-girder (1)
Body, it is arranged to couple and be arranged to the frame coupled with the crossbeam contact of semi-trailer frame with vehicle frame cross-girder (1) rotary type
Support body, the telescoping cylinder (7) being arranged between frame body and vehicle frame cross-girder (1), the bottom end face portion for being arranged on frame body and
The axle wheel (8) coupled with ground face contact type,
Frame body is arranged to include vertical beam (2), entablature (3) and sill (4), also includes suspension (5) and leaf spring
(6), vertical beam (2) be arranged to vehicle frame cross-girder (1) couple by rotary shaft and vertical beam (2) and vehicle frame cross-girder (1) it
Between be provided with telescoping cylinder (7), the upper end end face portion of vertical beam (2) is provided with entablature (3) and entablature (3) is arranged to pass through
Leaf spring (6) couples with vertical beam (2), and sill (4) is provided with the lower end surface portion of vertical beam (2) and axle wheel (8) is set
To be coupled by suspension (5) with sill (4), vertical beam (2) is arranged to crossbeam side surface part and semi-mounted in semi-trailer frame
The crossbeam plug-in type connection of vehicle carriage and entablature (3) are arranged to crossbeam bottom end face portion and semitrailer in semi-trailer frame
The crossbeam contact connection of vehicle frame.
2. the draw-gear according to claim 1 for semitrailer, it is characterized in that：According to the weight for carrying semitrailer
Mode couples telescoping cylinder (7), axle wheel (8) and frame body with draw-gear body.
3. the draw-gear according to claim 1 for semitrailer, it is characterized in that：Bar shaped is provided with vertical beam (2)
Sliding groove and rotary shaft are arranged to couple with vehicle frame cross-girder (1), and the rotary shaft of vehicle frame cross-girder (1) is arranged on vertical beam (2)
Bar shaped sliding groove in.
4. the draw-gear according to claim 1 for semitrailer, it is characterized in that：Suspension (5) is arranged to leaf spring
Formula suspension.
5. the draw-gear according to claim 1 for semitrailer, it is characterized in that：Wheel in axle wheel (8) is set
It is set to along the axletree in axle wheel (8) and is distributed.
6. the draw-gear according to claim 1 for semitrailer, it is characterized in that：The company of being provided between vertical beam (2)
Extension bar and two vertical beams (2) are arranged to be distributed according to rectangular frame with connecting rod, the center line and sill of entablature (3)
(4) center line is respectively set to extend distribution along the center line of the crossbeam of semi-trailer frame.
7. the draw-gear according to claim 1 for semitrailer, it is characterized in that：It is horizontal big that vertical beam (2) is arranged on vehicle frame
The inner side face of the rear end end face portion of beam (1) is above and vertical beam (2) is arranged on the trailing flank of last root vehicle bridge.
8. the draw-gear according to claim 1 for semitrailer, it is characterized in that：It is arranged in axle wheel (8)
The wheel of the pars intermedia of axletree is arranged to the axletree in axle wheel (8) couple by hunting gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032849.8A CN105459745B (en) | 2015-12-28 | 2015-12-28 | Draw-gear for semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032849.8A CN105459745B (en) | 2015-12-28 | 2015-12-28 | Draw-gear for semitrailer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105459745A CN105459745A (en) | 2016-04-06 |
| CN105459745B true CN105459745B (en) | 2018-02-13 |
Family
ID=55598077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511032849.8A Active CN105459745B (en) | 2015-12-28 | 2015-12-28 | Draw-gear for semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105459745B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107336745A (en) * | 2017-06-26 | 2017-11-10 | 中国重汽集团泰安五岳专用汽车有限公司 | The semitrailer device that can be widened based on loading end and its application |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2463926A (en) * | 1947-11-19 | 1949-03-08 | George A Ward | Trailer dolly |
| US4372571A (en) * | 1979-08-08 | 1983-02-08 | Lister Warren S | Tractor and trailer combination |
| WO2001070522A1 (en) * | 2000-03-22 | 2001-09-27 | Teeple Robert A | Towing mechanism |
| CN1974302A (en) * | 2006-09-22 | 2007-06-06 | 北京军适工贸有限公司 | Trailer |
| CN205239034U (en) * | 2015-12-28 | 2016-05-18 | 勾长虹 | A draw gear for semitrailer |
-
2015
- 2015-12-28 CN CN201511032849.8A patent/CN105459745B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2463926A (en) * | 1947-11-19 | 1949-03-08 | George A Ward | Trailer dolly |
| US4372571A (en) * | 1979-08-08 | 1983-02-08 | Lister Warren S | Tractor and trailer combination |
| WO2001070522A1 (en) * | 2000-03-22 | 2001-09-27 | Teeple Robert A | Towing mechanism |
| CN1974302A (en) * | 2006-09-22 | 2007-06-06 | 北京军适工贸有限公司 | Trailer |
| CN205239034U (en) * | 2015-12-28 | 2016-05-18 | 勾长虹 | A draw gear for semitrailer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105459745A (en) | 2016-04-06 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180907 Address after: 038300 Shanxi Huairen Shuozhou County affinity Industrial Development Zone Patentee after: Shanxi Cheng Tai Special Purpose Vehicle Manufacturing Co., Ltd. Address before: 233000 Bengbu road Sergeant school, 1155 Yanshan Road, Yuhui District, Bengbu, Anhui Patentee before: Gou Changhong |
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| TR01 | Transfer of patent right |