CN109808432A - A kind of semitrailer bulb tractor - Google Patents
A kind of semitrailer bulb tractor Download PDFInfo
- Publication number
- CN109808432A CN109808432A CN201910141897.2A CN201910141897A CN109808432A CN 109808432 A CN109808432 A CN 109808432A CN 201910141897 A CN201910141897 A CN 201910141897A CN 109808432 A CN109808432 A CN 109808432A
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- Prior art keywords
- bottom plate
- bar
- hole
- transverse slat
- fixedly connected
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Abstract
The invention discloses a kind of semitrailer bulb tractors, including bottom plate, the left end of the bottom plate is rotatably connected to the first fixed plate, the top of the bottom plate is equipped with transverse slat, it is fixedly connected between the transverse slat and bottom plate by multiple buffer gears, the upper end of the bottom plate is fixedly connected with multiple gag lever posts, the lower end of the transverse slat is equipped with multiple limiting slots to match with gag lever post, it is slidably connected between the limiting slot and gag lever post, the upper end of the transverse slat is fixedly connected with connecting rod, the second fixed plate is arranged with outside the connecting rod, left and right is through equipped with through-hole in the connecting rod, the position-limit mechanism for being limited to the second fixed plate is equipped in the through-hole.The present invention is smaller close to the abrasion of bulb tractor and installation is simple.
Description
Technical field
The present invention relates to semitrailer technical field more particularly to a kind of semitrailer bulb tractors.
Background technique
Semitrailer is that axle is placed in behind vehicle's center of gravity, and the connection that horizontal and vertical power can be transmitted to tractor is housed
The trailer of device is tied, semitrailer is usually three axis semitrailers, and type is divided into 11 rice barn column semitrailers, and 13 rice barn columns are low
A lot of types such as flat bed trailer are a kind of transport vehicles for the heavy type being connected by towing pin with semi-mounted headstock.
At runtime, the bulb tractor of semitrailer not can be carried out buffering to existing semitrailer, in use, the degree of wear compared with
Greatly, part is more and when being installed, complex.
For this purpose, it is proposed that a kind of next semitrailer bulb tractor solves the above problems.
Summary of the invention
The purpose of the present invention is to solve bulb tractors in the prior art not can be carried out buffering, and complicated asks
Topic, and a kind of semitrailer bulb tractor proposed.
To achieve the goals above, present invention employs following technical solutions:
A kind of semitrailer bulb tractor, including bottom plate, the left end of the bottom plate is rotatably connected to the first fixed plate, described
The top of bottom plate is equipped with transverse slat, is fixedly connected between the transverse slat and bottom plate by multiple buffer gears, the upper end of the bottom plate
Multiple gag lever posts are fixedly connected with, the lower end of the transverse slat is equipped with multiple limiting slots to match with gag lever post, the limiting slot
It is slidably connected between gag lever post, the upper end of the transverse slat is fixedly connected with connecting rod, and it is solid that second is arranged with outside the connecting rod
Fixed board, the interior left and right of the connecting rod is through equipped with through-hole, the interior limit equipped with for being limited to the second fixed plate of the through-hole
Position mechanism.
Preferably, the buffer gear includes the dashpot that bottom plate upper end is arranged in, and is fixedly connected in the dashpot
Fixed link, is arranged with spring and buffer stopper outside the fixed link, the both ends of the spring respectively with dashpot inner sidewall and buffering
The side wall of block is fixedly connected, and the upper end of the buffer stopper is rotatably connected to deflecting bar, under the upper end and transverse slat of the deflecting bar
End rotation connection.
Preferably, the position-limit mechanism includes the bidirectional helical bar being horizontally set in through-hole, outside the bidirectional helical bar
Two pieces of risers are arranged with, the lateral wall of two pieces of risers is fixedly connected with the inner sidewall of through-hole, and the two of the bidirectional helical bar
End is threaded with limited block, and the lateral wall of two pieces of limited blocks is slidably connected with the inner sidewall of through-hole, the through-hole
It is interior to be equipped with rotating bar vertically, it is sequentially connected between the rotating bar and bidirectional helical bar by bevel gear set, the rotating bar
Upper end rotation is through connecting rod and has been fixedly and coaxially connected turning handle.
Preferably, the bevel gear set includes intermeshing first helical gear and the second helical gear, first helical teeth
Wheel is fixedly and coaxially connected with rotating bar, and second helical gear is fixedly and coaxially connected with bidirectional helical bar.
Preferably, the threaded hole with bidirectional helical bar is equipped on two limited blocks, in two threaded holes
Thread rotary orientation is opposite.
Compared with prior art, the invention has the benefit that
1, by setting buffer gear, when semitrailer is run on the road more jolted, the first fixed plate and second is consolidated
Relative movement on vertical direction can occur for fixed board, squeeze deflecting bar by transverse slat, deflecting bar squeezes buffer stopper, and buffer stopper squeezes
Spring, thus buffered, it is also smaller to the abrasion of bulb tractor；
2, by setting position-limit mechanism, by rotating turning handle, turning handle drives rotating bar rotation, and rotating bar drives bidirectional helical
Bar rotation, bidirectional helical bar drive two pieces of limited block relative movements, until the second fixed plate is limited, so that it will not fall
It falls, relatively simple convenience is installed.
The present invention is smaller close to the abrasion of bulb tractor and installation is simple.
Detailed description of the invention
Fig. 1 is a kind of Facad structure perspective view of semitrailer bulb tractor proposed by the present invention；
Fig. 2 is the enlarged drawing that A goes out in Fig. 1；
Fig. 3 is the enlarged drawing in Fig. 1 at B.
In figure: 1 bottom plate, 2 first fixed plates, 3 transverse slats, 4 buffer gears, 5 gag lever posts, 6 connecting rods, 7 second fixed plates, 8
Through-hole, 9 position-limit mechanisms, 10 dashpots, 11 fixed links, 12 springs, 13 buffer stoppers, 14 deflecting bars, 15 bidirectional helical bars, 16 are erected
Plate, 17 limited blocks, 18 rotating bars, 19 bevel gear sets, 20 turning handles, 21 first helical gears, 22 second helical gears.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of semitrailer bulb tractor, including bottom plate 1, it is solid that the left end of bottom plate 1 is rotatably connected to first
The top of fixed board 2, bottom plate 1 is equipped with transverse slat 3, is fixedly connected between transverse slat 3 and bottom plate 1 by multiple buffer gears 4, specifically,
Buffer gear 4 includes the dashpot 10 that 1 upper end of bottom plate is arranged in, and is fixedly connected with fixed link 11, fixed link 11 in dashpot 10
It is arranged with spring 12 and buffer stopper 13 outside, side wall of the both ends of spring 12 respectively with 10 inner sidewall of dashpot and buffer stopper 13 is fixed
Connection, the upper end of buffer stopper 13 are rotatably connected to deflecting bar 14, and the upper end of deflecting bar 14 and the lower end of transverse slat 3 are rotatablely connected, bottom
The upper end of plate 1 is fixedly connected with multiple gag lever posts 5, and the lower end of transverse slat 3 is equipped with multiple limiting slots to match with gag lever post 5, limit
It is slidably connected between position slot and gag lever post 5, the upper end of transverse slat 3 is fixedly connected with connecting rod 6, and it is solid that second is arranged with outside connecting rod 6
Fixed board 7, the interior left and right of connecting rod 6 is through equipped with through-hole 8, the interior position restrainer equipped with for being limited to the second fixed plate 7 of through-hole 8
Structure 9, the volume of being worth mentioning are that position-limit mechanism 9 includes the bidirectional helical bar 15 being horizontally set in through-hole 8.
It is arranged with two pieces of risers 16 in the present invention, outside bidirectional helical bar 15, the lateral walls of two pieces of risers 16 is interior with through-hole 8
Side wall is fixedly connected, and the both ends of bidirectional helical bar 15 are threaded with limited block 17, it should be noted that two limited blocks 17
On be equipped with threaded hole with bidirectional helical bar 15, the thread rotary orientation in two threaded holes on the contrary, two pieces of limited blocks 17 outside
Inner sidewall of the wall with through-hole 8 is slidably connected, and is equipped with rotating bar 18 in through-hole 8 vertically, rotating bar 18 and bidirectional helical bar 15 it
Between be sequentially connected by bevel gear set 19, it should be noted that bevel gear set 19 includes intermeshing first helical gear, 21 He
Second helical gear 22, the first helical gear 21 are fixedly and coaxially connected with rotating bar 18, and the second helical gear 22 and bidirectional helical bar 15 are same
Axis is fixedly connected, and the upper end rotation of rotating bar 18 through connecting rod 6 and has been fixedly and coaxially connected turning handle 20.
When the present invention installs, the second fixed plate 7 is set in outside connecting rod 6, then rotates turning handle 20,20 band of turning handle
Turn lever 18 rotates, and rotating bar 18 drives the rotation of the first helical gear 21, and the first helical gear 21 drives the rotation of the second helical gear 22,
Second helical gear 22 drives bidirectional helical bar 15 to rotate, and bidirectional helical bar 15 drives two pieces of limited blocks 17 to relatively move, until closing
Right position is set, to carry out clamping limit to the second fixed plate 7.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of semitrailer bulb tractor, including bottom plate (1), which is characterized in that the left end of the bottom plate (1) is rotatably connected to
The top of first fixed plate (2), the bottom plate (1) is equipped with transverse slat (3), by multiple slow between the transverse slat (3) and bottom plate (1)
Punch mechanism (4) is fixedly connected, and the upper end of the bottom plate (1) is fixedly connected with multiple gag lever posts (5), the lower end of the transverse slat (3)
Equipped with multiple limiting slots to match with gag lever post (5), it is slidably connected between the limiting slot and gag lever post (5), the transverse slat
(3) upper end is fixedly connected with connecting rod (6), is arranged with the second fixed plate (7) outside the connecting rod (6), the connecting rod (6)
Interior left and right, which is run through, is equipped with through-hole (8), and the position-limit mechanism for being limited to the second fixed plate (7) is equipped in the through-hole (8)
(9)。
2. a kind of semitrailer bulb tractor according to claim 1, which is characterized in that the buffer gear (4) includes
Dashpot (10) in bottom plate (1) upper end is set, is fixedly connected with fixed link (11), the fixed link in the dashpot (10)
(11) spring (12) and buffer stopper (13) are arranged with outside, the both ends of the spring (12) are gentle with dashpot (10) inner sidewall respectively
The side wall for rushing block (13) is fixedly connected, and the upper end of the buffer stopper (13) is rotatably connected to deflecting bar (14), the deflecting bar
(14) lower end of upper end and transverse slat (3) is rotatablely connected.
3. a kind of semitrailer bulb tractor according to claim 1, which is characterized in that the position-limit mechanism (9) includes
The bidirectional helical bar (15) being horizontally set in through-hole (8), is arranged with two pieces of risers (16) outside the bidirectional helical bar (15), and two
The lateral wall of riser described in block (16) is fixedly connected with the inner sidewall of through-hole (8), the equal spiral shell in both ends of the bidirectional helical bar (15)
Line is connected with limited block (17), and inner sidewall of the lateral wall of two pieces of limited blocks (17) with through-hole (8) is slidably connected, described
Rotating bar (18) are equipped with vertically in through-hole (8), pass through bevel gear set between the rotating bar (18) and bidirectional helical bar (15)
(19) it is sequentially connected, the upper end rotation of the rotating bar (18) through connecting rod (6) and has been fixedly and coaxially connected turning handle (20).
4. a kind of semitrailer bulb tractor according to claim 3, which is characterized in that the bevel gear set (19) includes
Intermeshing first helical gear (21) and the second helical gear (22), first helical gear (21) are coaxial solid with rotating bar (18)
Fixed connection, second helical gear (22) are fixedly and coaxially connected with bidirectional helical bar (15).
5. a kind of semitrailer bulb tractor according to claim 3, which is characterized in that on two limited blocks (17)
It is equipped with the threaded hole with bidirectional helical bar (15), the thread rotary orientation in two threaded holes is opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910141897.2A CN109808432B (en) | 2019-02-26 | 2019-02-26 | Semitrailer ball head tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910141897.2A CN109808432B (en) | 2019-02-26 | 2019-02-26 | Semitrailer ball head tractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109808432A true CN109808432A (en) | 2019-05-28 |
| CN109808432B CN109808432B (en) | 2022-03-15 |
Family
ID=66607467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910141897.2A Active CN109808432B (en) | 2019-02-26 | 2019-02-26 | Semitrailer ball head tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109808432B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010054958A1 (en) * | 2010-12-17 | 2012-06-21 | Audi Ag | Coupler for coupling towing vehicle and trailer, has rotational position transmitter connected with connector, which is connected to pulling jaw for transmission of pulling jaw rotational position to transmitter |
| CN207328019U (en) * | 2017-09-18 | 2018-05-08 | 江苏海丰交通设备科技有限公司 | A kind of semitrailer bulb tractor |
| CN207860258U (en) * | 2018-02-02 | 2018-09-14 | 兰州工业学院 | A kind of automobile shock chassis |
| CN109080390A (en) * | 2018-08-30 | 2018-12-25 | 南昌保莱科技有限公司 | A kind of traffic machinery traction device with automatic regulation function |
-
2019
- 2019-02-26 CN CN201910141897.2A patent/CN109808432B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010054958A1 (en) * | 2010-12-17 | 2012-06-21 | Audi Ag | Coupler for coupling towing vehicle and trailer, has rotational position transmitter connected with connector, which is connected to pulling jaw for transmission of pulling jaw rotational position to transmitter |
| CN207328019U (en) * | 2017-09-18 | 2018-05-08 | 江苏海丰交通设备科技有限公司 | A kind of semitrailer bulb tractor |
| CN207860258U (en) * | 2018-02-02 | 2018-09-14 | 兰州工业学院 | A kind of automobile shock chassis |
| CN109080390A (en) * | 2018-08-30 | 2018-12-25 | 南昌保莱科技有限公司 | A kind of traffic machinery traction device with automatic regulation function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109808432B (en) | 2022-03-15 |
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