CN203381681U - Traction steering device - Google Patents
Traction steering device Download PDFInfo
- Publication number
- CN203381681U CN203381681U CN201320167275.5U CN201320167275U CN203381681U CN 203381681 U CN203381681 U CN 203381681U CN 201320167275 U CN201320167275 U CN 201320167275U CN 203381681 U CN203381681 U CN 203381681U
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- CN
- China
- Prior art keywords
- rotating shaft
- attaching parts
- trailer
- pulls round
- axle sleeve
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- 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
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Abstract
The utility model discloses a traction steering device, which comprises a vertically arranged first rotary shaft, a first connector rotatably connected with the first rotary shaft, a second rotary shaft and a second connector rotatably connected with the second rotary shaft; the second rotary shaft is horizontally arranged and is vertical to the advancing direction of a vehicle; the first connector is mounted at one of a tractor and a trailer; the second connector is mounted at the other of the tractor and the trailer; the traction steering device also comprises a third rotary shaft and a third connector rotatably connected with the third rotary shaft; the third rotary shaft is arranged in parallel and is vertical to the second rotary shaft; one end of the third connector is fixedly connected with the first connector; the other end of the third rotary shaft is fixedly connected with the second connector. By the arrangement of the three groups of rotary shafts, the multi-directional motion of the trailer relative to the tractor is realized, so the flexibility in steering and advancing is improved.
Description
Technical field
The utility model relates to vehicle supplementary structure technical field, particularly relates to a kind of device that pulls round.
Background technology
For the application target of realizing that some is special, sometimes need to connect trailer at the rear portion of the vehicles such as bicycle, battery-driven car, motor bike or automobile, now, provide the vehicles such as motor bike or automobile of power to be towing vehicle.
When connecting trailer, usually install and pull round device between towing vehicle and trailer, original mode is nothing but connecting rope between two cars, but this mode stability is very poor, and need trailer voluntarily controlling party to, this is more difficult for some trailer.At present comparatively commonly usedly pull round the rotating shaft that device comprises that vertical direction arranges, with the fetching rotated around the axis, fetching is arranged on towing vehicle away from an end of rotating shaft, rotating shaft is fixedly mounted on trailer, in the process of advancing, trailer can be realized with respect to towing vehicle the torsion of left and right directions.
But, above-mentionedly pulling round the rotation that device is merely able to realize single direction, difficulty comparatively in the turning process, turn to dumbly, and turn radius is larger.
Therefore, a kind of device that pulls round be arranged between towing vehicle and trailer is provided, and the rotation that it can break through single direction, realize the multidirectional relative motion of two cars, thereby turn and traveling process in more flexible, need the problem of solution badly with regard to becoming those skilled in the art.
The utility model content
The purpose of this utility model is to provide a kind of device that pulls round, and it can realize multidirectional rotation, thereby has improved the alerting ability in turning and traveling process.
The utility model provides a kind of device that pulls round, comprise the first rotating shaft of vertical setting, with the first attaching parts be rotationally connected with described the first rotating shaft, also comprise the second rotating shaft and the second attaching parts be rotationally connected with described the second rotating shaft, the direction that described the second rotating shaft is horizontally disposed with and advances perpendicular to vehicle;
Described the first attaching parts is installed on the one of tractor and trailer in both, and described the second attaching parts is installed on the another one in described tractor truck and described trailer;
The described device that pulls round also comprises the 3rd rotating shaft and the 3rd attaching parts be rotationally connected with described the 3rd rotating shaft, described the 3rd shaft parallel setting and perpendicular to described the second rotating shaft;
One end of described the 3rd attaching parts is fixedly connected with described the first attaching parts, and its other end is fixedly connected with described the second attaching parts.
Preferably, described the first rotating shaft is latch.
Preferably, described the first attaching parts is the rotating shaft fetching that is sheathed on the circumferential axle sleeve of described latch and/or is fixedly connected with described latch with the one end.
Preferably, described the second rotating shaft is to the lock screw.
Preferably, described the second attaching parts is to be sheathed on the described axle sleeve circumferential to the lock screw and/or the rotating shaft fetching be fixedly connected with described latch with the one end.
Preferably, described the 3rd rotating shaft is to the lock screw.
Preferably, described the 3rd attaching parts comprises and is sheathed on describedly to lock screw circumferential axle sleeve, and is arranged at respectively the fetching at described axle sleeve two ends, and two described fetchings are rotated the lock screw around described in 360 degree scopes.
Preferably, described tractor truck is battery-driven car or motor bike.
A kind of device that pulls round provided by the utility model, comprise the first rotating shaft of vertical setting, with the first attaching parts be rotationally connected with described the first rotating shaft, also comprise the second rotating shaft and the second attaching parts be rotationally connected with described the second rotating shaft, the direction that described the second rotating shaft is horizontally disposed with and advances perpendicular to vehicle; Described the first attaching parts is installed on the one of tractor and trailer in both, and described the second attaching parts is installed on the another one in described tractor truck and described trailer; The described device that pulls round also comprises the 3rd rotating shaft and the 3rd attaching parts be rotationally connected with described the 3rd rotating shaft, described the 3rd shaft parallel setting and perpendicular to described the second rotating shaft; One end of described the 3rd attaching parts is fixedly connected with described the first attaching parts, and its other end is fixedly connected with described the second attaching parts.
Like this, in traveling process, take tractor truck as object of reference, trailer with respect to tractor truck when the first rotating shaft is rotated, trailer can be realized the swing of left and right directions, and trailer is with respect to tractor truck when the second rotating shaft is rotated, and trailer can be realized the swing of above-below direction, trailer is with respect to tractor truck when the 3rd rotating shaft is rotated, and trailer can be realized the torsion on perpendicular; Realized that by arranging of above-mentioned three groups of rotating shafts trailer is with respect to the multidirectional relative motion of tractor truck, thereby improved the alerting ability in turning and traveling process.
The accompanying drawing explanation
Fig. 1 is the structural representation that pulls round device the first embodiment provided by the utility model;
Fig. 2 is the structural representation that pulls round device the second embodiment provided by the utility model;
Fig. 3 is the structural representation that pulls round device the 3rd embodiment provided by the utility model;
Fig. 4 is the structural representation that pulls round device the 4th embodiment provided by the utility model.
The specific embodiment
Core of the present utility model is to provide a kind of device that pulls round, and it can realize multidirectional rotation, thereby has improved the alerting ability in turning and traveling process.
In order to make those skilled in the art person understand better the utility model scheme, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
A kind of device that pulls round provided by the utility model, comprise the first rotating shaft 1 of vertical setting, with the first attaching parts 2 be rotationally connected with described the first rotating shaft 1, also comprise the second rotating shaft 3 and the second attaching parts 4 be rotationally connected with described the second rotating shaft 3, the direction that described the second rotating shaft 3 is horizontally disposed with and advances perpendicular to vehicle; Described the first attaching parts 2 is installed on tractor truck 5 and trailer 6 one in both, and described the second attaching parts 4 is installed on described tractor truck 5 and described trailer 6 another one in both; The described device that pulls round also comprises the 3rd rotating shaft 7 and the 3rd attaching parts 8 be rotationally connected with described the 3rd rotating shaft 7, and described the 3rd rotating shaft 7 be arranged in parallel and perpendicular to described the second rotating shaft 3; One end of described the 3rd attaching parts 8 is fixedly connected with described the first attaching parts 2, and its other end is fixedly connected with described the second attaching parts 4.
Like this, in traveling process, take tractor truck 5 as object of reference, trailer 6 with respect to tractor truck 5 when the first rotating shaft 1 is rotated, trailer 6 can be realized the swing of left and right directions, and trailer 6 is with respect to tractor truck 5 when the second rotating shaft 3 is rotated, and trailer 6 can be realized the swing of above-below direction, trailer 6 is with respect to tractor truck 5 when the 3rd rotating shaft 7 is rotated, and trailer 6 can be realized the torsion on perpendicular; Realized that by arranging of above-mentioned three groups of rotating shafts trailer 6 is with respect to the multidirectional relative motion of tractor truck 5, thereby improved the alerting ability in turning and traveling process.
The first rotating shaft 1 can be latch, also can be for to lock screw or bearing pin etc.; Similarly, the second rotating shaft 3 also can be for latch or to locking screw etc., the 3rd rotating shaft 7 also can be for latch or to locking screw etc., but the various different structure independent assortments of the first rotating shaft 1, the second rotating shaft 3 and the 3rd rotating shaft 7, for example, when the first rotating shaft 1 is latch, the second rotating shaft 3 can be for latch or to the lock screw, now, the 3rd rotating shaft 7 also can be for latch or to the lock screw.
The first attaching parts 2 can be the rotating shaft fetching that is sheathed on the circumferential axle sleeve of latch and/or is fixedly connected with latch with the one end, the second attaching parts 4 is for being sheathed on the axle sleeve circumferential to the lock screw and/or the rotating shaft fetching be fixedly connected with latch with the one end, and the 3rd attaching parts 8 is described to the circumferential axle sleeve of lock screw for being sheathed on; Can independent assortment between the concrete form of the first attaching parts 2, the second attaching parts 4 and the 3rd attaching parts 8.
For example, as shown in Figure 1, in the first embodiment, the first rotating shaft 1 is latch, and the second rotating shaft 3 and the 3rd rotating shaft 7 are the lock screw; The first attaching parts 2 is the first axle sleeve and the first rotating shaft fetching, one end of the first rotating shaft fetching is rotationally connected with latch, the other end is fixedly connected on the front end of trailer 6, the second attaching parts 4 is the second rotating shaft fetching, one end of this second rotating shaft fetching is connected in the second rotating shaft 3, the other end is fixed in tractor truck 5, the 3rd attaching parts 8 comprises the 3rd axle sleeve, be arranged at respectively the fetching at described axle sleeve two ends, two described fetchings are rotated the lock screw around described in 360 degree scopes, and the first attaching parts 2 is connected by the 3rd axle sleeve with the second attaching parts 4.
In a second embodiment, as shown in Figure 2, the first attaching parts 2 only comprises the first axle sleeve, and be fixed in the front end of trailer 6 by this first axle sleeve, the second attaching parts 4 is the second axle sleeve, and being fixed in the rear end of tractor truck 5 by this second axle sleeve, other structures in this embodiment are identical with above-mentioned the first embodiment.
In the 3rd embodiment, as shown in Figure 3, the structure of each part is identical with above-mentioned the first embodiment, and this embodiment is connected with tractor truck 5 by the first rotating shaft fetching, by the second rotating shaft fetching, with trailer 6, is connected.
In the 4th embodiment, as shown in Figure 4, the structure of each part is identical with above-mentioned the second embodiment, and this embodiment is connected with tractor truck 5 by the first axle sleeve, and be connected with trailer 6 by the second axle sleeve.
The device that pulls round provided by the present invention is not limited to the combinations thereof mode, and the independent assortment by each structure can also have other concrete types of attachment, repeats no more.
It is pointed out that the related tractor truck of the utility model 5 can, for various vehicle such as bicycle, battery-driven car, motor bike or automobiles, be particularly useful on battery-driven car or motor bike.
Above a kind of device that pulls round provided by the utility model is described in detail.Applied specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (8)
1. one kind pulls round device, comprise first rotating shaft (1) of vertical setting, with the first attaching parts (2) be rotationally connected with described the first rotating shaft (1), it is characterized in that, also comprise the second rotating shaft (3) and the second attaching parts (4) be rotationally connected with described the second rotating shaft (3), the direction that described the second rotating shaft (3) is horizontally disposed with and advances perpendicular to vehicle;
Described the first attaching parts (2) is installed on tractor truck (5) and trailer (6) one in both, and described the second attaching parts (4) is installed on described tractor truck (5) and described trailer (6) another one in both;
The described device that pulls round also comprises the 3rd rotating shaft (7) and the 3rd attaching parts (8) be rotationally connected with described the 3rd rotating shaft (7), and described the 3rd rotating shaft (7) be arranged in parallel and perpendicular to described the second rotating shaft (3);
One end of described the 3rd attaching parts (8) is fixedly connected with described the first attaching parts (2), and its other end is fixedly connected with described the second attaching parts (4).
2. the device that pulls round according to claim 1, is characterized in that, described the first rotating shaft (1) is latch.
3. the device that pulls round according to claim 2, is characterized in that, the rotating shaft fetching of described the first attaching parts (2) for being sheathed on the circumferential axle sleeve of described latch and/or being fixedly connected with described latch with the one end.
4. the device that pulls round according to claim 2, is characterized in that, described the second rotating shaft (3) is to the lock screw.
5. the device that pulls round according to claim 4, is characterized in that, described the second attaching parts (4) is for being sheathed on the described axle sleeve circumferential to the lock screw and/or the rotating shaft fetching be fixedly connected with described latch with the one end.
6. the device that pulls round according to claim 1, is characterized in that, described the 3rd rotating shaft (7) is to the lock screw.
7. the device that pulls round according to claim 6, it is characterized in that, described the 3rd attaching parts (8) comprises and is sheathed on describedly to the circumferential axle sleeve of lock screw be arranged at respectively the fetching at described axle sleeve two ends, and two described fetchings are rotated locking screw around described in 360 degree scopes.
8. according to the described device that pulls round of claim 1 to 7 any one, it is characterized in that, described tractor truck (5) is battery-driven car or motor bike.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320167275.5U CN203381681U (en) | 2013-04-03 | 2013-04-03 | Traction steering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320167275.5U CN203381681U (en) | 2013-04-03 | 2013-04-03 | Traction steering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203381681U true CN203381681U (en) | 2014-01-08 |
Family
ID=49870201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320167275.5U Expired - Fee Related CN203381681U (en) | 2013-04-03 | 2013-04-03 | Traction steering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203381681U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103204182A (en) * | 2013-04-03 | 2013-07-17 | 立大自行车（句容）有限公司 | Traction steering device |
| CN109895846A (en) * | 2019-03-18 | 2019-06-18 | 南京英德利汽车有限公司 | A kind of pulling type lodging vehicle foresteerage gear |
| CN112976969A (en) * | 2021-03-24 | 2021-06-18 | 驭势科技（北京）有限公司 | Automatic unhooking device, tractor and vehicle |
-
2013
- 2013-04-03 CN CN201320167275.5U patent/CN203381681U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103204182A (en) * | 2013-04-03 | 2013-07-17 | 立大自行车（句容）有限公司 | Traction steering device |
| CN109895846A (en) * | 2019-03-18 | 2019-06-18 | 南京英德利汽车有限公司 | A kind of pulling type lodging vehicle foresteerage gear |
| CN112976969A (en) * | 2021-03-24 | 2021-06-18 | 驭势科技（北京）有限公司 | Automatic unhooking device, tractor and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20140403 |