CN218400097U - Connecting device of low-flat-bed semitrailer convenient to connect - Google Patents

Abstract

The utility model relates to a semitrailer connects technical field, and a convenient low flat-bed's that connects connecting device is disclosed, include the butt joint board of being connected with the locomotive and the transport plate that is used for loading the goods, the butt joint board is close to the lower surface of tip and sets up flutedly, the tank bottom of recess rotates through the bearing and is connected with the bull stick, the tank bottom of recess is run through and upwards extends on the top of bull stick, and articulated have the joint board of laminating mutually with the transport plate bottom, the joint post that closes the setting with the joint integrated circuit board is installed to the bottom of transport plate, install the elasticity subassembly that deflects between joint board and the bull stick, the bottom coaxial coupling of bull stick has the gear that is located the recess, be equipped with the location ring gear with gear engaged with in the recess. The utility model discloses make things convenient for and carry out quick butt joint between low flatbed's locomotive and the transport vechicle board, the butt joint in-process need not with the help of the instrument is supplementary to greatly improve low flatbed's connection efficiency.

Description

Connecting device of low-flat-bed semitrailer convenient to connect

Technical Field

The utility model relates to a semitrailer connects technical field, especially relates to a low flat-bed semitrailer's that conveniently connects connecting device.

Background

Low flatbed semi-trailers are commonly used to transport heavy vehicles, rail vehicles, mining machinery, forestry machinery, engineering machinery and other heavy-duty cargo, the lower the center of gravity, the better the stability and safety, and the stronger the ability to transport ultra-high cargo and pass overhead obstacles.

The low flat-bed semitrailer in the present stage is relatively troublesome when being connected in a traction manner, needs continuous position calibration, and meanwhile needs to be assisted by an external tool in the connection process, so that the problem of inconvenient disassembly and assembly exists, and the connection efficiency of the semitrailer is easily influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing a connecting device of a low flat-bed semi-trailer convenient for connection.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a low flatbed's that conveniently connects connecting device, includes the butt joint board of being connected with the locomotive and the transport plate that is used for loading the goods, the butt joint board is close to the lower surface of tip and sets up flutedly, the tank bottom of recess is rotated through the bearing and is connected with the bull stick, the tank bottom of recess is run through and upwards extends on the top of bull stick, and articulates there is the joint board of laminating mutually with the transport plate bottom, the joint post that closes the setting with the joint integrated circuit board is installed to the bottom of transport plate, install the elastic deflection subassembly between joint board and the bull stick, the bottom coaxial coupling of bull stick has the gear that is located the recess, be equipped with the location ring gear with gear engaged with in the recess, install elasticity elevating system between location ring gear and the recess.

Preferably, elasticity elevating system includes the guide bar of symmetric connection at the groove tank bottom, the uide bushing that slides and cup joint with the guide bar is installed to the symmetry on the lateral wall of location ring gear, the annular piece is installed to the bottom of guide bar, be connected with between annular piece and the uide bushing and establish the first spring on the guide bar, install the subassembly that prevents reseing on the location ring gear.

Preferably, the anti-reset component comprises a U-shaped column arranged on the edge of the bottom of the positioning inner gear ring, and deflection columns which can be attached to the bottoms of the butt joint plates are rotatably arranged on the lower surfaces, close to the two ends, of the U-shaped column through pin shafts.

Preferably, the elastic deflection assembly comprises a fixing ring sleeved on the wall of the bottom rod of the rotating rod, the top of the fixing ring is connected with a second spring, the top end of the second spring is connected with a moving ring which is sleeved on the rotating rod in a sliding manner, a connecting rod is hinged to the side wall of the moving ring, and the other end of the connecting rod is hinged to the lower surface of the end part of the clamping plate.

Preferably, the V-arrangement groove has been seted up to one side that the joint board is close to the joint post, the tank bottom in V-arrangement groove seted up with joint post assorted arc draw-in groove, and the top roll of joint board installs a plurality of evenly distributed's ball.

Preferably, the outer side wall of the fixing ring is fixedly connected with an anti-skidding grip.

Compared with the prior art, the utility model provides a low flatbed's that conveniently connects connecting device possesses following beneficial effect:

1. this connecting device of low flatbed semitrailer of convenient connection, through setting up the butt joint board, the transport plate, the bull stick, the joint board, the joint post, the gear, location ring gear and elasticity elevating system, the locomotive drives the butt joint board and is close to the transport plate, but make the joint board under the tilt state and transport plate contact the back automatic deflection that takes place, thereby be convenient for the joint board slide along the transport plate bottom and accomplish the joint with the joint post, it drives the joint board and rotates 90 degrees to rotate the bull stick after the joint is accomplished, utilize elasticity elevating system to make location ring gear and gear engagement, thereby lock the position of bull stick and joint board, thereby be convenient for accomplish the connection fast.

2. This convenient low flat-bed semi-trailer's of connecting device through setting up bull stick, joint board and elasticity deflection subassembly, and the joint board takes place to deflect automatically after contacting with the transport plate, utilizes elasticity deflection subassembly to make joint board and transport plate bottom laminating after can exert pressure effect to it, is favorable to improving the stability of joint board, simultaneously, elasticity deflection subassembly be convenient for after joint board and the transport plate separation can drive its deflection automatically and reset.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses carry out quick butt joint between convenient low flat-bed semitrailer's locomotive and the transport vechicle board, the butt joint in-process need not with the help of the instrument is supplementary to greatly improve low flat-bed semitrailer's connection efficiency.

Drawings

Fig. 1 is a schematic structural view of a connection device of a low flatbed semitrailer convenient for connection according to the present invention;

FIG. 2 is a perspective view of the middle clamping plate of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1.

In the figure: 1. a butt plate; 2. a transport plate; 3. a groove; 4. a rotating rod; 5. a clamping and connecting plate; 6. a clamping column; 7. a gear; 8. positioning an inner gear ring; 9. a guide bar; 10. a guide sleeve; 11. a ring block; 12. a first spring; 13. a U-shaped column; 14. a deflection post; 15. a fixing ring; 16. a second spring; 17. a moving ring; 18. a connecting rod; 19. a V-shaped groove; 20. an arc-shaped clamping groove; 21. a ball bearing; 22. an anti-slip grip.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 and 3, a low flatbed's that conveniently connects connecting device, include butt joint plate 1 of being connected with the locomotive and the transport plate 2 that is used for loading the goods, butt joint plate 1 is close to the lower surface of tip and has seted up recess 3, the tank bottom of recess 3 is rotated through the bearing and is connected with bull stick 4, the tank bottom of recess 3 is run through and upwards extends on the top of bull stick 4, and articulated have the joint board 5 of laminating mutually with 2 bottoms of transport plate, the joint board 5 of being convenient for can carry out the automatic deflection when moving to being close to 2 directions of transport plate, joint post 6 with 5 block settings of joint board is installed to the bottom of transport plate 2.

Referring to fig. 1-2, a V-shaped groove 19 is formed in one side, close to the clamping column 6, of the clamping plate 5, an arc-shaped clamping groove 20 matched with the clamping column 6 is formed in the bottom of the V-shaped groove 19, the V-shaped groove 19 is convenient to guide, the clamping plate 5 can drive the rotating rod 4 to deflect in a self-adaptive mode, the arc-shaped clamping groove 20 and the clamping column 6 are convenient to clamp, a plurality of uniformly distributed balls 21 are installed on the top of the clamping plate 5 in a rolling mode, and abrasion between the clamping plate 5 and the conveying plate 2 is avoided as much as possible.

Referring to fig. 1, install the elasticity subassembly that deflects between joint board 5 and bull stick 4, the elasticity subassembly that deflects includes the solid fixed ring 15 of suit on 4 bottom pole walls of bull stick, fixedly connected with antiskid handle 22 on solid fixed ring 15's the lateral wall, conveniently control bull stick 4 and rotate, gu fixed ring 15's top is connected with second spring 16, the top of second spring 16 is connected with the slip cap and establishes the shift ring 17 on bull stick 4, it has connecting rod 18 to articulate on shift ring 17's the lateral wall, the other end of connecting rod 18 is articulated mutually with the lower surface of 5 tip of joint board, it drives shift ring 17 gliding and compress second spring 16 when 5 deflect to the level attitude to be convenient for joint board, and simultaneously, when making things convenient for joint board and transport plate to separate, second spring 16 drives 5 deflection of joint board and resets.

Referring to fig. 3, a gear 7 located in the groove 3 is coaxially connected to the bottom end of the rotating rod 4, a positioning inner gear ring 8 meshed with the gear 7 is arranged in the groove 3, the rotating rod 4 is convenient to rotate after the positioning inner gear ring 8 is separated from the gear 7, an elastic lifting mechanism is installed between the positioning inner gear ring 8 and the groove 3 and comprises guide rods 9 symmetrically connected to the bottom of the groove 3, guide sleeves 10 in sliding sleeve connection with the guide rods 9 are symmetrically installed on the outer side walls of the positioning inner gear ring 8, an annular block 11 is installed at the bottom end of the guide rods 9, a first spring 12 sleeved on the guide rods 9 is connected between the annular block 11 and the guide sleeves 10, and the first spring 12 drives the lifting reset to be automatically meshed with the gear 7 after the positioning inner gear ring 8 is loosened.

Referring to fig. 1 and 3, the positioning inner gear ring 8 is provided with a reset prevention assembly, the reset prevention assembly comprises a U-shaped column 13 arranged on the edge of the bottom of the positioning inner gear ring 8, the U-shaped column 13 is convenient to pull down, the positioning inner gear ring 8 is driven to be separated from the gear 7, the lower surfaces of the U-shaped column 13 close to the two ends are rotatably provided with deflection columns 14 which can be attached to the bottom of the butt plate 1 through pin shafts, and the deflection columns 14 are rotated after the U-shaped column 13 is pulled down, so that the deflection columns are conveniently attached to the bottom of the butt plate 1, and the positioning inner gear ring 8 cannot be lifted and reset after being loosened.

The working principle is as follows: the U-shaped column 13 is pulled downwards to drive the positioning inner gear ring 8 to be separated from the gear 7, the deflection column 14 is rotated to be attached to the bottom of the butt joint plate 1, the first spring 12 cannot drive the positioning inner gear ring 8 to ascend and reset after the U-shaped column 13 is loosened, the headstock drives the butt joint plate 1 to be close to the conveying plate 2, the clamping plate 5 in an inclined state can automatically deflect after being contacted with the conveying plate 1, the connecting rod 18 is driven in the deflection process to enable the moving ring 17 to slide downwards and compress the second spring 16, the V-shaped groove 19 in the side portion of the clamping column 6 can guide, the arc-shaped clamping groove 20 is conveniently clamped and butted with the clamping column 6, the deflection anti-skidding handle 22 drives the rotating rod 4 and the clamping plate 5 to deflect 90 degrees after the butting is completed, the clamping plate 5 cannot be separated from the clamping column 6 in the driving process of the trailer, and finally the deflection column 14 is rotated to reset to enable the positioning inner gear ring 8 to ascend and be automatically meshed with the gear 7, so that the position of the clamping plate 5 is locked, and the stability of the connection plate 5 is guaranteed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a low flatbed's that conveniently connects connecting device, includes the butt joint board of being connected with the locomotive and the transport plate that is used for loading the goods, its characterized in that, the butt joint board is close to the lower surface of tip and sets up flutedly, the tank bottom of recess is rotated through the bearing and is connected with the bull stick, the tank bottom of recess is run through and upwards extends on the top of bull stick, and articulates has the joint board of laminating mutually with the transport plate bottom, the joint post that closes the setting with the joint integrated circuit board is installed to the bottom of transport plate, install the elasticity subassembly that deflects between joint board and the bull stick, the bottom coaxial coupling of bull stick has the gear that is located the recess, be equipped with the location ring gear with gear engaged with in the recess, install elasticity elevating system between location ring gear and the recess.

2. The connecting device of a low flatbed semitrailer who facilitates connection of claim 1, characterized in that, elasticity elevating system includes the guide bar of symmetric connection at the groove bottom, the uide bushing that slides with the guide bar and cup joints is symmetrically installed on the lateral wall of location ring gear, the annular piece is installed to the bottom of guide bar, be connected with the first spring that the cover was established on the guide bar between annular piece and the uide bushing, install on the location ring gear and prevent reset assembly.

3. The connecting device of a low flatbed semitrailer convenient for connection according to claim 2, wherein the anti-reset component comprises a U-shaped column arranged on the edge of the bottom of the positioning inner gear ring, and deflection columns which can be attached to the bottoms of the butt joint plates are rotatably arranged on the lower surfaces, close to the two ends, of the U-shaped column through pin shafts.

4. The connecting device of a low flatbed semitrailer who facilitates connection of claim 1, characterized in that, the elasticity subassembly that deflects includes the solid fixed ring of suit on the pole wall of bull stick bottom, gu fixed ring's top is connected with the second spring, the top of second spring is connected with the shift ring that the slip cover was established on the bull stick, it has the connecting rod to articulate on the lateral wall of shift ring, the other end of connecting rod is articulated mutually with the lower surface of joint board tip.

5. The connecting device of a low flatbed semitrailer of claim 1, wherein one side of the clamping plate near the clamping column is provided with a V-shaped groove, the bottom of the V-shaped groove is provided with an arc-shaped clamping groove matched with the clamping column, and the top of the clamping plate is provided with a plurality of balls which are uniformly distributed in a rolling manner.

6. The easy-to-connect coupling device for a low flatbed semitrailer of claim 4 wherein the outer side wall of said retainer ring is fixedly connected with an anti-slip grip.

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