CN111469611A - Temporary traction device for semitrailer - Google Patents
Temporary traction device for semitrailer Download PDFInfo
- Publication number
- CN111469611A CN111469611A CN202010251361.9A CN202010251361A CN111469611A CN 111469611 A CN111469611 A CN 111469611A CN 202010251361 A CN202010251361 A CN 202010251361A CN 111469611 A CN111469611 A CN 111469611A
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- China
- Prior art keywords
- frame
- traction
- support plate
- temporary
- oil cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/36—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for facilitating connection, e.g. hitch catchers, visual guide means, signalling aids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/42—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable
- B60D1/46—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable vertically
- B60D1/465—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable vertically comprising a lifting mechanism, e.g. for coupling while lifting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Multimedia (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a temporary traction device for a semitrailer, which comprises a frame and a cab, wherein the cab is arranged at one end of the frame, a camera is arranged at the tail part of the other end of the frame, a traction seat, a lifting support plate, two bearing plates and a hydraulic lifting oil cylinder are arranged on the frame, the lifting support plate is arranged in the middle of the frame, one end of the lifting support plate is hinged with the frame, the other end of the lifting support plate is hinged with the traction seat and is connected with the frame through the hydraulic lifting oil cylinder which is vertically arranged, the frame is positioned in the middle of the camera, the two bearing plates are arranged in parallel at intervals and are respectively contacted with two free ends of the traction seat, a display screen and an oil cylinder control switch are arranged in the cab, the display screen is electrically connected with the camera, and the oil cylinder control. The invention solves the problem that the traction structure of the semitrailer in the prior art can not be used universally and is very troublesome to disassemble and assemble in various types of semitrailers.
Description
Technical Field
The invention relates to a traction device, in particular to a temporary traction device for a semitrailer.
Background
With the development of modern domestic and international goods trade, the mass transportation of goods is developed and strengthened, wherein the land transportation plays a considerable important role, and particularly in the transportation of bulk goods and container transportation, the transportation mode of the tractor and the semitrailer is more and more popular in order to facilitate the mass transportation and transfer of goods; common logistics transportation semitrailers in domestic markets generally comprise container transportation semitrailers, flat plate type semitrailers, bin rail type semitrailers and rail plate type semitrailers, and the semitrailers are all required to be hung on a traction structure and a main trailer; and the structure of pulling of this kind generally includes the traction seat, the towing pin, crossbeam and longeron, only the shape or the size of traction seat and towing pin are different, and the semitrailer is in production, the semitrailer that will produce sometimes shifts the workshop, it pulls to need the vehicle, and be used for pulling as dedicated semitrailer tractor, firstly, the cost is high, secondly, the connection installation of semitrailer and tractor is loaded down with trivial details, it is troublesome and inefficient, because the distance that shifts is shorter, it is all very troublesome to dismantle the installation, therefore, it is swift to design a money installation and dismantlement, simple structure's interim draw gear is the problem that technical staff in the field awaits the opportune moment to solve.
Disclosure of Invention
The invention aims to: the utility model provides a semitrailer uses interim draw gear, solves among the prior art the traction structure of semitrailer can't realize general and dismantle the installation all very troublesome problem in various types of semitrailer.
The technical scheme adopted by the invention is as follows: the utility model provides a semitrailer is with interim draw gear, includes frame and driver's cabin, the one end of frame is provided with the driver's cabin, and the other end afterbody is provided with the camera, be provided with on the frame and pull seat, lift backup pad, accept board, hydraulic lift hydro-cylinder, the lift backup pad sets up at the middle part of frame, and one end is articulated with the frame, and the other end is articulated with pulling the seat and through the hydraulic lift hydro-cylinder and the connected to frame of vertical setting, and this frame is located the middle part of this end of camera, and parallel interval is provided with two and accepts the board, should accept the board respectively with the two free end contacts of pulling the seat, be provided with display screen and hydro-cylinder control switch in the driver's cabin, display screen and camera electric connection, hydro-cylinder.
The working principle of the invention is as follows: according to the semi-trailer, the alignment condition of a traction pin of the semi-trailer and a traction cavity of a traction seat is observed and adjusted through a camera, after the traction pin enters the traction cavity, a lifting support plate is lifted through a hydraulic lifting oil cylinder, so that the traction seat is lifted to bring the semi-trailer to lift, the traction pin is locked, supporting feet of the semi-trailer are separated from the ground, the semi-trailer is moved away, when the semi-trailer is moved to a specified position, the hydraulic lifting oil cylinder drives the traction seat to descend, the traction pin is unlocked, the supporting feet of the semi-trailer fall to the ground, a traction device is driven out, and the temporary; the traction seat is provided with two traction cavities with different sizes on the same straight line, so that the traction seat is suitable for traction pins with different diameters on a semitrailer, and the traction device is suitable for various semitrailers.
Furthermore, the middle part of the traction seat is flared and provided with a notch outwards, the bottom of the notch is corrugated from inside to outside, second lock pins and first lock pins are sequentially arranged at intervals to enclose the traction seat into two traction cavities with different sizes, and connecting lugs are arranged on two sides of the bottom of the traction seat and are connected with the lifting support plate through first pin shafts; through two traction chambers of different sizes, the applicability is stronger, is fit for more types of semitrailers.
Furthermore, one end of the lifting support plate is hinged with the frame through a second pin shaft, the bottom of the other end of the lifting support plate is connected with a lifting rod of a hydraulic lifting oil cylinder, the hydraulic lifting oil cylinder is vertically installed on the frame, two sides of the upper surface of the lifting support plate are provided with corresponding reinforcing ribs, and a cross beam is arranged between the two reinforcing ribs; the traction seat is supported by the lifting support plate, so that the connection between the traction seat and the frame is more stable, and the lifting is more stable.
Further, the first latch is an arc-shaped latch; the friction is reduced.
Furthermore, a traction cavity enclosed by the first lock pin, the second lock pin and the traction seat is larger than a traction cavity enclosed by the second lock pin and the traction seat; the requirements of more semitrailers are met through the two traction cavities with different sizes.
Furthermore, two hydraulic lifting oil cylinders are arranged; the lifting support plates are parallel left and right and stably ascend or descend.
Furthermore, the hydraulic lifting oil cylinder is hinged with the frame; the angle can be automatically and properly adjusted according to the pressure, so that the hydraulic lifting oil cylinder is in an optimal pressure-bearing state.
Furthermore, the notch of the traction seat corresponds to the position between two bearing plates, a concave surface is arranged between the two bearing plates, so that the traction pin is preliminarily calibrated and enters, a filtering stage is achieved, and the calibration is easier.
Furthermore, the engaging lugs are arranged on two sides far away from the notch, the two free ends of the notch end are respectively lapped on the two bearing plates under the action of eccentric gravity of the traction seat, so that the traction seat is inclined, and the semitrailer is conveniently connected with the traction seat.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
the camera is used for observing the condition behind the frame, so that the calibration position of the tractor and the traction pin of the semitrailer is more convenient, the calibration port of the traction seat is in a horn shape, two lock pins and the traction seat are arranged to enclose two traction cavities with different sizes on the same straight line, the tractor is suitable for traction pins with different sizes, the adaptability is stronger, the lifting support plate is lifted upwards through the liftable hydraulic lifting oil cylinder, so that the traction seat lifts the frame in the front of the semitrailer upwards, the tractor and the semitrailer are connected together through the traction cavities, the tractor can be lifted to different heights according to different semitrailers, and then the tractor can be dragged to travel together with the semitrailer.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic top view of the fifth wheel of the present invention;
FIG. 4 is a front view of the fifth wheel of the present invention;
FIG. 5 is a right side view of the fifth wheel of the present invention;
labeled as: the device comprises a frame 1, a traction seat 2, a lifting support plate 3, a camera 4, a bearing plate 5, a hydraulic lifting oil cylinder 6, a cab 7, a display screen 8, an oil cylinder control switch 9, a first lock pin 21, a second lock pin 22, a connecting lug 23, a first pin shaft 24, a traction cavity 25, a reinforcing rib 31, a cross beam 32 and a second pin shaft 33.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 5, a temporary traction apparatus for a semi-trailer, comprising a frame 1 and a cab 7, a cab 7 is arranged at one end of the frame 1, a camera 4 is arranged at the tail part of the other end of the frame 1, a traction seat 2, a lifting support plate 3, a bearing plate 5 and a hydraulic lifting oil cylinder 6 are arranged on the frame 1, the lifting support plate 3 is arranged in the middle of the vehicle frame 1, one end of the lifting support plate is hinged with the vehicle frame 1, the other end of the lifting support plate is hinged with the traction seat 2 and is connected with the vehicle frame 1 through a vertically arranged hydraulic lifting oil cylinder 6, the frame 1 is positioned in the middle of the end of the camera 4, two bearing plates 5 are arranged in parallel at intervals, the bearing plates 5 are respectively contacted with the two free ends of the traction seat 2, a display screen 8 and an oil cylinder control switch 9 are arranged in the cab 7, the display screen 8 is electrically connected with the camera 4, and the oil cylinder control switch 9 is electrically connected with the hydraulic lifting oil cylinder 6.
The working principle of the invention is as follows: according to the semi-trailer, the alignment condition of a traction pin of the semi-trailer and a traction cavity 25 of a traction seat 2 is observed and adjusted through a camera 4, after the traction pin enters the traction cavity 25, a lifting support plate 3 is lifted through a hydraulic lifting oil cylinder 6, so that the traction seat 2 is lifted to lift the semi-trailer, the traction pin is locked, supporting feet of the semi-trailer are separated from the ground, the semi-trailer is moved away, when the semi-trailer is moved to a specified position, the hydraulic lifting oil cylinder 6 drives the traction seat 2 to descend, the traction pin is unlocked, the supporting feet of the semi-trailer fall to the ground, a traction device is driven out, and the semi-trailer is; the traction seat 2 is provided with two traction cavities 25 with different sizes on the same straight line, so that the traction device is suitable for traction pins with different diameters on a semitrailer, and is suitable for various semitrailers.
Example 2
On the basis of the embodiment 1, the middle part of the traction seat 2 is flared and provided with a notch outwards, the bottom of the notch is corrugated from inside to outside, second lock pins 22 and first lock pins 21 are sequentially arranged at intervals, the traction seat 2 is surrounded into two traction cavities 25 with different sizes, and two sides of the bottom of the traction seat 2 are provided with connecting lugs 23 which are in bolt connection with the lifting support plate 3 through first pin shafts 24; through two traction chambers 25 of different sizes, the suitability is stronger, is fit for more types of semitrailers.
Example 3
On the basis of embodiment 2, one end of the lifting support plate 3 is hinged to the frame 1 through a second pin shaft 33, the bottom of the other end is connected with a lifting rod of a hydraulic lifting oil cylinder 6, the hydraulic lifting oil cylinder 6 is vertically installed on the frame 1, two sides of the upper surface of the lifting support plate 3 are provided with corresponding reinforcing ribs 31, and a cross beam 32 is arranged between the two reinforcing ribs 31; support through lift backup pad 3 and pull seat 2, it is more stable to do to pull seat 2 and be connected with frame 1, goes up and down more steadily.
Example 4
On the basis of embodiment 2, the first lock pin 21 is an arc-shaped lock pin; the friction is reduced.
Example 5
On the basis of the embodiment 2, a traction cavity 25 enclosed by the first lock pin 21, the second lock pin 22 and the traction seat 2 is larger than a traction cavity 25 enclosed by the second lock pin 22 and the traction seat 2; the requirements of more semitrailers are met through the two traction cavities 25 with different sizes.
Example 6
On the basis of the embodiment 1, two hydraulic lifting oil cylinders 6 are arranged; the lifting support plate 3 is parallel left and right and stably ascends or descends.
Example 7
On the basis of the embodiment 6, the hydraulic lifting oil cylinder 6 is hinged with the frame 1; the angle can be automatically and properly adjusted according to the pressure, so that the hydraulic lifting oil cylinder 6 is in an optimal pressure-bearing state.
Example 8
On the basis of embodiment 2, the gap of traction seat 2 corresponds to between two bearing plates 5, and there is a concave surface between two bearing plates 5, makes the preliminary calibration of towing pin get into, plays a filtration stage, makes the calibration easier.
Example 9
On the basis of embodiment 2, engaging lugs 23 are arranged on two sides far away from the notch, and under the action of eccentric gravity, two free ends of the notch end of traction seat 2 are respectively lapped on two bearing plates 5, so that traction seat 2 is also inclined, and the semitrailer is conveniently connected with traction seat 2.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.
Claims (9)
1. A temporary traction device for a semitrailer comprises a frame (1) and a cab (7), wherein the cab (7) is arranged at one end of the frame (1), and a camera (4) is arranged at the tail part of the other end of the frame, the temporary traction device is characterized in that a traction seat (2), a lifting support plate (3), a bearing plate (5) and a hydraulic lifting oil cylinder (6) are arranged on the frame (1), the lifting support plate (3) is arranged in the middle of the frame (1), one end of the lifting support plate is hinged with the frame (1), the other end of the lifting support plate is hinged with the traction seat (2) and is connected with the frame (1) through the vertical hydraulic lifting oil cylinder (6), the frame (1) is positioned in the middle of the end of the camera (4), two bearing plates (5) are arranged at a parallel interval, the bearing plates (5) are respectively contacted with two free ends of the traction seat (2), a display screen (8) and an oil cylinder control switch (9) are, the display screen (8) is electrically connected with the camera (4), and the oil cylinder control switch (9) is electrically connected with the hydraulic lifting oil cylinder (6).
2. The temporary traction device for the semitrailer according to claim 1, wherein the middle of the traction seat (2) is flared and provided with a notch outwards, the bottom of the notch is corrugated from inside to outside, the notch is sequentially provided with a second lock pin (22) and a first lock pin (21) at intervals, the traction seat (2) is surrounded into two traction cavities (25) with different sizes, and two sides of the bottom of the traction seat (2) are provided with connecting lugs (23) which are in bolt connection with the lifting support plate (3) through a first pin shaft (24).
3. The temporary traction device for the semitrailer according to claim 2, wherein one end of the lifting support plate (3) is hinged to the frame (1) through a second pin shaft (33), the bottom of the other end is connected with a lifting rod of a hydraulic lifting cylinder (6), the hydraulic lifting cylinder (6) is vertically installed on the frame (1), two sides of the upper surface of the lifting support plate (3) are provided with corresponding reinforcing ribs (31), and a cross beam (32) is arranged between the two reinforcing ribs (31).
4. A temporary towing attachment for semi-trailers, as claimed in claim 2, wherein the first latch (21) is an arc-shaped latch.
5. A temporary towing attachment for semitrailers according to claim 2 wherein the towing cavity (25) enclosed by said first latch (21), second latch (22) and towing seat (2) is larger than the towing cavity (25) enclosed by said second latch (22) and towing seat (2).
6. Temporary towing attachment for semitrailers according to claim 1, characterized in that there are two hydraulic lift cylinders (6).
7. Temporary towing attachment for semitrailers according to claim 6, characterized in that said hydraulic lift cylinder (6) is articulated to the frame (1).
8. A temporary towing attachment for semitrailers according to claim 2 wherein the gap in the towing attachment (2) corresponds between the two receiving plates (5).
9. A temporary towing attachment for semitrailers according to claim 2 wherein said attachment ears (23) are disposed on opposite sides of the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010251361.9A CN111469611B (en) | 2020-04-01 | 2020-04-01 | Temporary traction device for semitrailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010251361.9A CN111469611B (en) | 2020-04-01 | 2020-04-01 | Temporary traction device for semitrailer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111469611A true CN111469611A (en) | 2020-07-31 |
| CN111469611B CN111469611B (en) | 2023-10-13 |
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ID=71750402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010251361.9A Active CN111469611B (en) | 2020-04-01 | 2020-04-01 | Temporary traction device for semitrailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111469611B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111273A (en) * | 1976-10-04 | 1978-09-05 | Dock Truck, Inc. | Terminal tractor |
| US6431577B1 (en) * | 2001-06-20 | 2002-08-13 | Jeffrey L Chapman | Trailer hitch support body |
| CN1436137A (en) * | 2000-06-09 | 2003-08-13 | 霍兰集团公司 | Integrated fifth wheel and frame suspension |
| CN2631873Y (en) * | 2003-06-10 | 2004-08-11 | 中国重型汽车集团有限公司 | Hydraulic lifter of tracting seat for tractor vehicle |
| CN101296837A (en) * | 2005-10-27 | 2008-10-29 | 沃尔沃拉斯特瓦格纳公司 | A fifth wheel assembly for coupling a trailer to a truck tractor and a method for operating said assembly |
| CN204750334U (en) * | 2015-05-21 | 2015-11-11 | 武汉运盛特种汽车制造有限公司 | Integral type lifts saddle |
| CN105109291A (en) * | 2015-08-06 | 2015-12-02 | 河南鸿宇工业装备工程有限公司 | Temporary towing device of semitrailer |
| CN108177490A (en) * | 2018-01-03 | 2018-06-19 | 合肥零点网络科技有限公司 | A kind of automation heavy truck traction seat |
| CN108995488A (en) * | 2018-10-25 | 2018-12-14 | 安徽江淮汽车集团股份有限公司 | A kind of adjustable tractor assembly of electrodynamic type shaft core position |
| CN209600665U (en) * | 2018-12-28 | 2019-11-08 | 长沙凯瑞重工机械有限公司 | Adaptive leveling semitrailer |
-
2020
- 2020-04-01 CN CN202010251361.9A patent/CN111469611B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111273A (en) * | 1976-10-04 | 1978-09-05 | Dock Truck, Inc. | Terminal tractor |
| CN1436137A (en) * | 2000-06-09 | 2003-08-13 | 霍兰集团公司 | Integrated fifth wheel and frame suspension |
| US6431577B1 (en) * | 2001-06-20 | 2002-08-13 | Jeffrey L Chapman | Trailer hitch support body |
| CN2631873Y (en) * | 2003-06-10 | 2004-08-11 | 中国重型汽车集团有限公司 | Hydraulic lifter of tracting seat for tractor vehicle |
| CN101296837A (en) * | 2005-10-27 | 2008-10-29 | 沃尔沃拉斯特瓦格纳公司 | A fifth wheel assembly for coupling a trailer to a truck tractor and a method for operating said assembly |
| CN204750334U (en) * | 2015-05-21 | 2015-11-11 | 武汉运盛特种汽车制造有限公司 | Integral type lifts saddle |
| CN105109291A (en) * | 2015-08-06 | 2015-12-02 | 河南鸿宇工业装备工程有限公司 | Temporary towing device of semitrailer |
| CN108177490A (en) * | 2018-01-03 | 2018-06-19 | 合肥零点网络科技有限公司 | A kind of automation heavy truck traction seat |
| CN108995488A (en) * | 2018-10-25 | 2018-12-14 | 安徽江淮汽车集团股份有限公司 | A kind of adjustable tractor assembly of electrodynamic type shaft core position |
| CN209600665U (en) * | 2018-12-28 | 2019-11-08 | 长沙凯瑞重工机械有限公司 | Adaptive leveling semitrailer |
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| Publication number | Publication date |
|---|---|
| CN111469611B (en) | 2023-10-13 |
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