CN213974208U - Semitrailer carriage switching device - Google Patents
Semitrailer carriage switching device Download PDFInfo
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- CN213974208U CN213974208U CN202023004125.1U CN202023004125U CN213974208U CN 213974208 U CN213974208 U CN 213974208U CN 202023004125 U CN202023004125 U CN 202023004125U CN 213974208 U CN213974208 U CN 213974208U
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Abstract
The utility model relates to the technical field of automobile manufacturing, and discloses a semitrailer carriage switching device, which comprises a carriage, wherein two sides of the carriage are hinged with a carriage door, the surface of the carriage door is rotatably connected with a rotating rod through a bearing, the surface of the rotating rod is fixedly sleeved with a rotating disc, the surface of the rotating disc is bolted with two first fixing heads, the other end of each first fixing head is hinged with a transmission rod, the other end of each transmission rod is hinged with a fixed pin, the surface of each fixed pin is provided with an anti-falling mechanism, the surface of each fixed pin is slidably connected with a first fixed block, and one side of each first fixed block is bolted with the surface of the carriage; the utility model discloses a power that first spring lasts to safety pin makes the safety pin and the mode that the second fixed block lasts the joint, can reach and prevent that the dwang from droing to the purpose that makes the chamber door open has improved the security of device, has reduced economic loss.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field specifically is a semitrailer carriage switching device.
Background
A semitrailer is a trailer whose axle is positioned behind the center of gravity of the vehicle (when the vehicle is evenly loaded) and which is equipped with a coupling device that transmits horizontal and vertical forces to the tractor. Semitrailers are generally three-axle semitrailers, and the types of semitrailers are divided into eleven-meter-bin-column semitrailers, thirteen-meter-bin semitrailers, low-bed semitrailers and the like. Is a heavy transport vehicle connected with a semitrailer head through a towing pin.
Present carriage switching device, be not convenient for switch chamber door, need the people to support the chamber door inwards, make fixed pin and fixed orifices keep unanimous, then the fixed pin rotates from top to bottom, slow pull out the fixed pin, it is very labourious, a large amount of time has been wasted, and the fixed pin drops easily moreover, the vehicle jolts at the in-process vehicle that traveles, the fixed pin drops easily, can lead to the goods in the car to drop, cause the loss, take place danger even, in order to solve the above-mentioned problem that exists, we provide a semitrailer carriage switching device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a semitrailer carriage switching device, possess the difficult advantage that drops of switch chamber door and fixed pin of being convenient for, current carriage switching device has been solved, the switch chamber door of not being convenient for, need the people to support the chamber door toward the inside, make the fixed pin keep unanimous with the fixed orifices, then the fixed pin rotates from top to bottom, slow pull out the fixed pin, it is very strenuous, a large amount of time has been wasted, and the fixed pin drops easily, the vehicle jolts at the in-process vehicle that traveles, the fixed pin drops easily, can lead to the goods in the car to drop, cause the loss, take place dangerous problem even.
In order to achieve the above object, the utility model provides a following technical scheme: a semitrailer carriage switch device comprises a carriage, wherein carriage doors are hinged to two sides of the carriage, the surface of each carriage door is rotatably connected with a rotating rod through a bearing, a turntable is fixedly sleeved on the surface of the rotating rod, two first fixing heads are bolted on the surface of the turntable, a transmission rod is hinged to the other end of each first fixing head, a fixing pin is hinged to the other end of the transmission rod, an anti-falling mechanism is arranged on the surface of the fixing pin, a first fixing block is slidably connected to the surface of the fixing pin, one side of the first fixing block is bolted to the surface of the carriage, the first fixing block is positioned at the top of the anti-falling mechanism, a safety pin is slidably connected to the inner part of the other end of the rotating rod, a first spring is arranged between the safety pin and the inner wall of the rotating rod, two through grooves are formed in the surface of the rotating rod, and an adjusting rod is slidably connected to the inner parts of the through grooves, one end of the adjusting rod is bolted with the surface of the safety pin, a second fixing block is bolted on the surface of the compartment door, and the inner wall of the second fixing block is connected with the surface of the safety pin in a sliding mode.
Preferably, the anti-falling mechanism comprises a second fixing head, one side of the second fixing head is bolted to the surface of the compartment door, the inside of the second fixing head is connected with the surface of the fixing pin in a sliding mode, a limiting plate is fixedly sleeved on the surface of the fixing pin, a second spring is arranged between the limiting plate and the second fixing head, and the second spring is fixedly sleeved with the surface of the fixing pin.
Preferably, two limit blocks are bolted to the surface of the compartment door.
Preferably, the surface of the rotating rod is fixedly sleeved with an anti-slip sleeve.
Preferably, the other end of the adjusting rod is bolted with an adjusting head.
Preferably, the other end of the safety pin is provided with a lock hole.
Compared with the prior art, the utility model provides a semitrailer carriage switching device possesses following beneficial effect:
1. the utility model discloses a dwang drives the carousel and rotates and make the transfer line shrink, and the transfer line drives the mode that the fixed pin shrink breaks away from the joint with first fixed block, can reach the purpose of the switch of being convenient for, has saved strength, the time of having practiced thrift.
2. The utility model discloses a power that first spring lasts to safety pin makes the safety pin and the mode that the second fixed block lasts the joint, can reach and prevent that the dwang from droing to the purpose that makes the chamber door open has improved the security of device, has reduced economic loss.
Drawings
FIG. 1 is a sectional view of the structure of the present invention;
FIG. 2 is a side sectional view of the present invention;
FIG. 3 is a front view of the present invention;
fig. 4 is an enlarged view of a structure a in fig. 1 according to the present invention.
In the figure: 1. a carriage; 2. a compartment door; 3. rotating the rod; 4. a turntable; 5. a first fixed head; 6. a transmission rod; 7. a fixing pin; 8. an anti-drop mechanism; 9. a shear pin; 10. a first spring; 11. a through groove; 12. adjusting a rod; 13. a second fixed block; 14. a first fixed block; 15. a limiting block; 16. an anti-slip sleeve; 17. an adjustment head; 18. a lock hole; 81. a second fixed head; 82. a limiting plate; 83. a second spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, a semitrailer carriage 1 switching device comprises a carriage 1, wherein two sides of the carriage 1 are respectively hinged with a carriage door 2, the surface of the carriage door 2 is rotatably connected with a rotating rod 3 through a bearing, the surface of the rotating rod 3 is fixedly sleeved with a rotating disk 4, the surface of the rotating disk 4 is bolted with two first fixing heads 5, the other end of each first fixing head 5 is hinged with a transmission rod 6, the other end of each transmission rod 6 is hinged with a fixing pin 7, the surface of each fixing pin 7 is provided with an anti-falling mechanism 8, the surface of each fixing pin 7 is slidably connected with a first fixing block 14, one side of each first fixing block 14 is bolted with the surface of the carriage 1, each first fixing block 14 is positioned at the top of the anti-falling mechanism 8, the inner part of the other end of the rotating rod 3 is slidably connected with a safety pin 9, a first spring 10 is arranged, the inside sliding connection who leads to groove 11 has regulation pole 12, and the one end of regulation pole 12 and the surface bolt of safety pin 9, the surface bolt of railway carriage or compartment door 2 has second fixed block 13, and the inner wall of second fixed block 13 and the surface sliding connection of safety pin 9, it makes transfer line 6 shrink to drive carousel 4 rotation through dwang 3, transfer line 6 drives the mode that fixed pin 7 contracts and breaks away from the joint with first fixed block 14, can reach the purpose of being convenient for the switch, the strength has been saved, the time has been saved, through the power that first spring 10 lasts to safety pin 9, make the mode that safety pin 9 and second fixed block 13 last the joint, can reach and prevent dwang 3 from droing, thereby make the purpose that railway carriage or compartment door 2 opened, the security of device has been improved, economic loss has been reduced.
Further, anti-drop mechanism 8 includes second fixed head 81, one side of second fixed head 81 and the surperficial bolt of railway carriage or compartment door 2, and the inside of second fixed head 81 and the surperficial sliding connection of fixed pin 7, the fixed cover in surface of fixed pin 7 has connect limiting plate 82, be provided with second spring 83 between limiting plate 82 and the second fixed head 81, and second spring 83 cup joints with the fixed surface of fixed pin 7, through setting up anti-drop mechanism 8, further prevent that fixed pin 7 and first fixed block 14 from breaking away from, cause railway carriage or compartment door 2 to open by oneself, thereby cause economic loss.
Furthermore, the surface of the compartment door 2 is bolted with two limiting blocks 15, and the rotation direction of the first fixing head 5 is limited by arranging the limiting blocks 15, so that the operation is more convenient.
Further, the fixed surface of dwang 3 has cup jointed anti-skidding cover 16, through setting up anti-skidding cover 16, prevents to make hand and dwang 3 skid at switch railway carriage or compartment door 2, makes things convenient for switch railway carriage or compartment door 2.
Furthermore, the other end of the adjusting rod 12 is bolted with an adjusting head 17, and the adjusting head 17 is arranged, so that the safety pin 9 can be conveniently moved, and the speed of opening and closing the compartment door 2 is increased.
Furthermore, the other end of the safety pin 9 is provided with a lock hole 18, and the safety pin is convenient to lock by the lock hole 18, so that the goods in the carriage 1 are prevented from being stolen, and the safety of the goods is ensured.
When the device is used, the adjusting head 17 is moved to drive the adjusting rod 12 to move along the direction of the through groove 11, the adjusting rod 12 is moved to drive the safety pin 9 to move, when the safety pin 9 is separated from the clamping connection with the second fixing block 13, the rotating rod 3 is rotated downwards, the rotating rod 3 is rotated to drive the rotating disc 4 to rotate, the rotating disc 4 is rotated to drive the first fixing head 5 to rotate, the first fixing head 5 is rotated to drive the transmission rod 6 to move downwards, the transmission rod 6 moves downwards to drive the fixing pin 7 to move downwards, when the fixing pin 7 is separated from the clamping connection with the first fixing block 14, the compartment door 2 is opened, so that the purpose of conveniently opening and closing the compartment door 2 is achieved, when the compartment door 2 is closed, the rotating rod 3 is rotated in the opposite direction, so that the rotating rod 3 drives the fixing pin 7 to return to the position to be clamped with the first fixing block 14, when the rotating rod 3 rotates to the bottom of the second fixing block 13, slightly, the second fixed block 13 can make the safety pin 9 contract, and when the safety pin 9 reaches the fixed orifices on the second fixed block 13, because the effect of first spring 10, the safety pin 9 can be blocked with the second fixed block 13 to reach the purpose that prevents dwang 3 and drop. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a semitrailer carriage switching device, includes carriage (1), its characterized in that: the car body is characterized in that both sides of the car body (1) are hinged with car body doors (2), the surface of each car body door (2) is rotatably connected with a rotating rod (3) through a bearing, the surface of each rotating rod (3) is fixedly sleeved with a rotating disk (4), the surface of each rotating disk (4) is bolted with two first fixing heads (5), the other ends of the first fixing heads (5) are hinged with a transmission rod (6), the other ends of the transmission rods (6) are hinged with fixing pins (7), anti-falling mechanisms (8) are arranged on the surfaces of the fixing pins (7), first fixing blocks (14) are connected on the surfaces of the fixing pins (7) in a sliding mode, one sides of the first fixing blocks (14) are bolted with the surface of the car body (1), the first fixing blocks (14) are located at the tops of the anti-falling mechanisms (8), and safety pins (9) are connected on the inner portions of the other ends of the rotating rods (3) in a sliding mode, be provided with first spring (10) between the inner wall of safety pin (9) and dwang (3), two logical groove (11) have been seted up on the surface of dwang (3), the inside sliding connection who leads to groove (11) has regulation pole (12), and the surface bolt of the one end of adjusting pole (12) and safety pin (9), the surface bolt of railway carriage or compartment door (2) has second fixed block (13), and the surface sliding connection of the inner wall of second fixed block (13) and safety pin (9).
2. The semitrailer car switching device of claim 1, wherein: anti-drop mechanism (8) are including second fixed head (81), the surface bolt of one side and railway carriage or compartment door (2) of second fixed head (81), and the inside of second fixed head (81) and the surface sliding connection of fixed pin (7), the fixed cover in surface of fixed pin (7) has connect limiting plate (82), be provided with second spring (83) between limiting plate (82) and second fixed head (81), and second spring (83) cup joint with the fixed surface of fixed pin (7).
3. The semitrailer car switching device of claim 1, wherein: the surface of the compartment door (2) is bolted with two limiting blocks (15).
4. The semitrailer car switching device of claim 1, wherein: the surface of the rotating rod (3) is fixedly sleeved with an anti-skidding sleeve (16).
5. The semitrailer car switching device of claim 1, wherein: the other end of the adjusting rod (12) is bolted with an adjusting head (17).
6. The semitrailer car switching device of claim 1, wherein: the other end of the safety pin (9) is provided with a lock hole (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023004125.1U CN213974208U (en) | 2020-12-15 | 2020-12-15 | Semitrailer carriage switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023004125.1U CN213974208U (en) | 2020-12-15 | 2020-12-15 | Semitrailer carriage switching device |
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| Publication Number | Publication Date |
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| CN213974208U true CN213974208U (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023004125.1U Active CN213974208U (en) | 2020-12-15 | 2020-12-15 | Semitrailer carriage switching device |
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| CN (1) | CN213974208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114655319A (en) * | 2022-04-07 | 2022-06-24 | 安徽省龙佳交通设备有限公司 | Semitrailer carriage switching device |
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2020
- 2020-12-15 CN CN202023004125.1U patent/CN213974208U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114655319A (en) * | 2022-04-07 | 2022-06-24 | 安徽省龙佳交通设备有限公司 | Semitrailer carriage switching device |
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