CN211075661U - Turning device of semitrailer frame - Google Patents
Turning device of semitrailer frame Download PDFInfo
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- CN211075661U CN211075661U CN201921823580.9U CN201921823580U CN211075661U CN 211075661 U CN211075661 U CN 211075661U CN 201921823580 U CN201921823580 U CN 201921823580U CN 211075661 U CN211075661 U CN 211075661U
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- frame
- chassis
- turning device
- semitrailer
- vertical state
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Abstract
The utility model discloses a turning device of semitrailer frame, it is installed on the chassis of semitrailer, the frame has on the chassis, the one end of frame articulates on the chassis, its characterized in that: the turning device includes: can drive the frame and overturn to the actuating mechanism of vertical state or horizontality, the utility model discloses advantage compared with prior art lies in: make the frame realize the upset of vertical state through actuating mechanism, can fill the material in making the container on the frame, it is more thorough to unload simultaneously, improve holistic dress discharge efficiency, holistic support when realizing the container dress on the frame through stabilizing mean and unloading, improve the stability when wholly loading and unloading, avoid toppling over the problem, safety factor is higher, cooperation stabilizing mean can reduce the holding power of actuating mechanism to the frame greatly when the frame overturns to vertical state, the life of extension actuating mechanism, holistic safety factor has further been improved.
Description
Technical Field
The utility model relates to a semitrailer technical field specifically indicates a turning device of semitrailer frame.
Background
The self-unloading semi-trailer is suitable for transporting bulk goods such as coal, ore, building materials and the like, and usually adopts a backward-turning self-unloading mode, wherein a carriage of the self-unloading semi-trailer for transporting powder materials adopts a container which is fixed on a frame, the frame is hinged on a chassis of the semi-trailer, the unloading of the container is realized by turning over the frame through a hydraulic oil cylinder, but the turning over of the frame is limited by the stroke of the hydraulic oil cylinder, so that the container cannot be turned over for 90 degrees, the container can only be in an inclined state when loading and unloading materials, the problems of incomplete unloading and incomplete loading and incomplete filling of the container can occur, the hydraulic oil cylinder for driving can be damaged, and meanwhile, the problem of integral dumping is easily caused due to the large weight of a loading and unloading end of the frame after turning over, and the safety.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a turning device that can make the frame overturn the semitrailer frame of vertical state.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a turning device of a semitrailer frame, which is installed on a chassis of a semitrailer, the chassis having thereon a frame, one end of which is hinged on the chassis, the turning device comprising: the driving mechanism can drive the frame to turn to a vertical state or a horizontal state.
The driving mechanism comprises a bidirectional multi-section hydraulic jack, the bottom of the bidirectional multi-section hydraulic jack is hinged to the chassis, and the top of the bidirectional multi-section hydraulic jack is hinged to the frame.
The hydraulic lifting device further comprises a P L C controller and a limiting element, wherein the P L C controller is fixed on the chassis and is respectively and electrically connected with the bidirectional multi-section hydraulic jack and the limiting element, and when the frame is turned to be in a vertical state or a horizontal state, the limiting element outputs an electric signal to the P L C controller.
The limiting element comprises an induction pin and two photoelectric sensors, the induction pin is fixed on a hinged shaft of the frame, the two photoelectric sensors are respectively fixed on the chassis at positions corresponding to the vertical state of the frame and at positions corresponding to the horizontal state of the frame, and the induction pin is respectively matched with the two photoelectric sensors.
The four stabilizing mechanisms are distributed around the hinged position of the frame and the chassis and comprise supporting hydraulic oil cylinders and supporting legs, the cylinder ends of the supporting hydraulic oil cylinders are fixed on the chassis, the telescopic rod ends of the supporting hydraulic oil cylinders are fixedly connected with the supporting legs, and the supporting legs can be abutted to the ground under the driving of the supporting hydraulic oil cylinders.
A ladder stand is arranged on the frame.
After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the utility model provides a turning device of semitrailer frame has included actuating mechanism, parts such as stabilizing mean, make the frame realize the upset of vertical state through actuating mechanism, can fill the material in the container on making the frame, it is more thorough to unload simultaneously, improve holistic dress discharge efficiency, holistic support when realizing the container dress on the frame through stabilizing mean and unloading, improve the stability when wholly loading and unloading, avoid toppling over the problem, factor of safety is higher, cooperation stabilizing mean can reduce the holding power of actuating mechanism to the frame greatly when the frame overturns to vertical state, the life of extension actuating mechanism, holistic factor of safety has further been improved.
Drawings
Fig. 1 is a schematic structural view of the turning device of the semitrailer frame when the frame is in a vertical state.
Fig. 2 is a schematic structural view of the turning device of the semitrailer frame when the frame is in a horizontal state.
As shown in the figure, the device comprises a base plate 1, a chassis 2, a frame 4, a driving mechanism 5, a stabilizing mechanism 6, a bidirectional multi-section hydraulic jack 7, a P L C controller 8, a limiting element 9, an induction pin 10, a photoelectric sensor 11, a supporting hydraulic oil cylinder 12, supporting feet 14 and a ladder.
Detailed Description
The following description is only for the preferred embodiment of the present invention, and the protection scope of the present invention is not limited thereby, the present invention will be further explained with reference to the drawings and the embodiments.
Examples, see fig. 1-2:
the utility model provides a turning device of semitrailer frame, its installs on the chassis 1 of semitrailer, and the up end on chassis 1 is horizontal structure, and the front end and the tractor of chassis 1 are connected, and its rear end has the wheel, frame 2 has on the chassis 1, the one end of frame 2 articulates on chassis 1, is fixed with the container through the container lock on frame 2, and the container can be followed and pulled down on frame 2, and its both ends are equipped with the chamber door, and the rear end of frame 2 articulates in the rear end of chassis 1, and frame 2 can rotate on chassis 1, and turning device includes: the driving mechanism 4 can drive the frame 2 to turn to a vertical state or a horizontal state, when the driving mechanism 4 acts to drive the frame 2 to turn to the vertical state, the loading device can conveniently convey powder and particle materials into a container on the frame 2 and discharge the powder and particle materials from the container, at the moment, the frame 2 is perpendicular to the upper end face of the chassis 1, when the driving mechanism 4 acts to drive the frame 2 to turn to the horizontal state, the container can be conveniently transported, at the moment, the frame 2 abuts against the upper end face of the chassis 1, the driving mechanism 4 can adopt a driving motor and a speed reducer, the motor drives the speed reducer, and the speed reducer drives the frame 2 to rotate;
meanwhile, the driving mechanism 4 can also adopt a hydraulic oil cylinder, specifically, the driving mechanism 4 comprises a bidirectional multi-section hydraulic ram 6, the bottom of the bidirectional multi-section hydraulic ram 6 is hinged on the chassis 1, the top of the bidirectional multi-section hydraulic ram is hinged on the frame 2, the bidirectional multi-section hydraulic ram 6 is the prior art, the detailed description is omitted, the bidirectional multi-section hydraulic ram has the advantages of large extension length, large output torque and the like, the frame 2 can be turned from a horizontal state to a vertical state, and the hinged part of the bidirectional multi-section hydraulic ram 6 and the chassis 1 is close to the bottom of the chassis 1 so as to enable the frame 2 to be turned to the horizontal state.
In order to facilitate the turnover control of the vehicle frame 2, the turnover mechanism further comprises a P L C controller 7 and a limiting element 8, the P L C controller 7 is fixed on the chassis 1 and is respectively and electrically connected with the bidirectional multi-section hydraulic ram 6 and the limiting element 8, the telescopic action of the bidirectional multi-section hydraulic ram 6 can be more conveniently controlled by the P L C controller 7, the limiting element 8 can prevent the bidirectional multi-section hydraulic ram 6 from being too long in extension or too small in retraction, when the vehicle frame 2 is turned to a vertical state or a horizontal state, the limiting element 8 outputs an electric signal to the P L C controller 7, the P L C controller 7 controls the action of the bidirectional multi-section hydraulic ram 6 by the electric signal sent by the limiting element 8, wherein the limiting element 8 can adopt a proximity switch, the two proximity switches are respectively fixed on the chassis 1 at positions corresponding to the vertical state of the vehicle frame 2 and at positions corresponding to the horizontal state of the vehicle frame 2, when the vehicle frame 2 approaches the proximity switch, the P L C controller 7 obtains a position signal of the vehicle frame 2C 2, and the two photoelectric sensors are respectively fixed on the chassis 2, the positions corresponding to the photoelectric sensors, the photoelectric sensors are respectively fixed on the chassis 2, the positions of the two transverse pins, the transverse axis, the photoelectric sensors are respectively, the transverse position of the transverse pin 9, the transverse position of the photoelectric sensors, the photoelectric sensors are respectively, the transverse pin 9, the photoelectric sensors are respectively, the transverse sensor 6, the transverse sensor is fixed on the transverse pin, the transverse pin.
The turnover device also comprises a stabilizing mechanism 5, wherein the stabilizing mechanism 5 is used for mainly supporting the whole body when the container is loaded and unloaded on the frame 2, so that the phenomenon that the loading and unloading part of the chassis 1 is overweight and topples due to the weight of materials is avoided, and a lead block can be loaded on the chassis 1 far away from the container to balance the weight change of the container and prevent the whole body from toppling; the supporting mode can also be increased, four stabilizing mechanisms 5 are adopted and distributed around the hinged position of the frame 2 and the chassis 1, two stabilizing mechanisms 5 are positioned on two sides of the middle part of the chassis 1, the other two stabilizing mechanisms 5 are positioned on two sides of the rear end of the hinged position of the chassis 1 and the frame 2, each stabilizing mechanism 5 comprises a supporting hydraulic oil cylinder 11 and supporting legs 12, the cylinder ends of the supporting hydraulic oil cylinders 11 are fixed on the chassis 1, the telescopic rod ends on the cylinder ends are fixedly connected with the supporting legs 12, the supporting hydraulic oil cylinders 11 are vertically fixed on the chassis 1, the supporting legs 12 can be abutted to the ground under the driving of the supporting hydraulic oil cylinders 11, when the container is loaded and unloaded on the frame 2, the supporting legs 12 are abutted to the ground, and when the container is overturned to be in a horizontal state along with the.
When frame 2 is vertical state, the chamber door at container top is opened on frame 2 to load, the chamber door of its bottom is opened, in order to unload, wherein, for the closing of the container top chamber door of convenience, cat ladder 14 has been arranged on frame 2, and cat ladder 14 is fixed in one side of frame 2, and the person of facilitating the use closes the chamber door at container top.
When the automatic lifting device is used specifically, a container is installed on the frame 2, then the bidirectional multi-section hydraulic jack 6 is controlled to turn the frame 2 to a vertical state through the P L C controller 7, then the supporting hydraulic oil cylinder 11 is controlled to abut the supporting legs 12 on the ground, wherein the supporting hydraulic oil cylinder 11 can be controlled through the P L C controller 7 and can also be directly controlled, then a box door at the top of the container is opened to convey materials into the container, then the box door is closed, the bidirectional multi-section hydraulic jack 6 is controlled to turn the frame 2 to a horizontal state through the P L C controller 7 to convey the materials, when unloading is carried out, the frame 2 is turned to the vertical state in the same mode, and at the moment, the box door at the bottom of the container is opened.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (6)
1. The utility model provides a turning device of semitrailer frame, its installs on chassis (1) of semitrailer, frame (2) have on chassis (1), the one end of frame (2) articulates on chassis (1), its characterized in that: the turning device includes: a driving mechanism (4) which can drive the frame (2) to turn to a vertical state or a horizontal state.
2. The turning device for the semitrailer frame as claimed in claim 1, characterized in that: the driving mechanism (4) comprises a bidirectional multi-section hydraulic jack (6), the bottom of the bidirectional multi-section hydraulic jack (6) is hinged to the chassis (1), and the top of the bidirectional multi-section hydraulic jack is hinged to the frame (2).
3. The turning device of the semitrailer frame according to claim 2 is characterized by further comprising a P L C controller (7) and a limiting element (8), wherein the P L C controller (7) is fixed on the chassis (1) and is respectively and electrically connected with the bidirectional multi-section hydraulic jack (6) and the limiting element (8), and when the frame (2) is turned to be in a vertical state or a horizontal state, the limiting element (8) outputs an electric signal to the P L C controller (7).
4. The turning device for the semitrailer frame as claimed in claim 3, characterized in that: the limiting element (8) comprises an induction pin (9) and two photoelectric sensors (10), the induction pin (9) is fixed on a hinged shaft of the frame (2), the two photoelectric sensors (10) are respectively fixed on the chassis (1) at positions corresponding to the vertical state of the frame (2) and the horizontal state of the frame (2), and the induction pin (9) is respectively matched with the two photoelectric sensors (10).
5. The turning device for the semitrailer frame as claimed in claim 1, characterized in that: the lifting mechanism is characterized by further comprising four stabilizing mechanisms (5), the four stabilizing mechanisms (5) are distributed on the periphery of the hinged position of the frame (2) and the chassis (1), each stabilizing mechanism (5) comprises a supporting hydraulic oil cylinder (11) and supporting legs (12), the cylinder ends of the supporting hydraulic oil cylinders (11) are fixed on the chassis (1), the telescopic rod ends on the cylinder ends are fixedly connected with the supporting legs (12), and the supporting legs (12) can be abutted to the ground under the driving of the supporting hydraulic oil cylinders (11).
6. The turning device for the semitrailer frame as claimed in claim 1, characterized in that: a ladder (14) is arranged on the frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921823580.9U CN211075661U (en) | 2019-10-28 | 2019-10-28 | Turning device of semitrailer frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921823580.9U CN211075661U (en) | 2019-10-28 | 2019-10-28 | Turning device of semitrailer frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211075661U true CN211075661U (en) | 2020-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921823580.9U Active CN211075661U (en) | 2019-10-28 | 2019-10-28 | Turning device of semitrailer frame |
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|---|---|
| CN (1) | CN211075661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787951A (en) * | 2021-09-29 | 2021-12-14 | 石家庄金通达专用汽车有限公司 | Semitrailer with self-discharging function |
-
2019
- 2019-10-28 CN CN201921823580.9U patent/CN211075661U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787951A (en) * | 2021-09-29 | 2021-12-14 | 石家庄金通达专用汽车有限公司 | Semitrailer with self-discharging function |
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