CN217102254U - Movable boarding bridge structure - Google Patents

Abstract

The utility model discloses a portable bridge structure of stepping on mainly relates to and removes the bridge field of stepping on. The automatic lifting device comprises a base frame, it is connected with the axle main part to rotate on the chassis, be equipped with drive axle main part pivoted hydro-cylinder on the chassis, be equipped with on the chassis and remove the wheel, there are a plurality of branches along vertical sliding connection on the chassis, there is the clamping rod along horizontal sliding connection on the branch, the tip of clamping rod is equipped with splint, one side of splint is equipped with the arcwall face, the arcwall face contacts with removing the wheel. The beneficial effects of the utility model reside in that: it can improve the steadiness when portable bridge of stepping on uses, and the simple operation, and fixed effectual, the security when having guaranteed the bridge of stepping on and loading and unloading goods.

Description

Movable boarding bridge structure

Technical Field

The utility model relates to a remove the axle field of stepping on, specifically be a portable axle structure of stepping on.

Background

The movable boarding bridge structure for loading and unloading goods can move according to different use places, so that the movable boarding bridge can be better matched with a vehicle to realize loading and unloading operations of goods in different places, although the movable boarding bridge can move, the structure of the movable boarding bridge structure is not fixed and stable when the goods are loaded and unloaded, the movable boarding bridge structure can move easily when the goods are loaded and unloaded, the stability of the movable boarding bridge is not guaranteed, the boarding bridge is easy to separate from the vehicle, certain safety risks exist, the existing solution is that cushion blocks are generally manually placed at movable wheels of the boarding bridge to prevent the movable wheels from rotating and moving, but the limiting effect of the mode on the movable wheels is limited, the cushion blocks are not easy to withdraw after being compressed by the movable wheels after loading and unloading are finished, and the stability of the movable boarding bridge is further improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable bridge structure of stepping on, it can improve the portable steadiness of stepping on when the bridge uses, and the simple operation, fixed effectual, the security when having guaranteed the bridge loading and unloading of stepping on.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:

the utility model provides a portable boarding bridge structure, includes the chassis, it is connected with the boarding bridge main part to rotate on the chassis, be equipped with drive boarding bridge main part pivoted hydro-cylinder on the chassis, be equipped with on the chassis and remove the wheel, there are a plurality of branches along vertical sliding connection on the chassis, there is the clamping rod along horizontal sliding connection on the branch, the tip of clamping rod is equipped with splint, one side of splint is equipped with the arcwall face, the arcwall face contacts with removing the wheel.

Furthermore, be equipped with the sliding sleeve of a plurality of vertical settings on the chassis, branch sliding connection is in the inside of sliding sleeve, be equipped with the gliding telescopic link from top to bottom of drive branch in the sliding sleeve.

Furthermore, the telescopic link is a cylinder, and the bottom of branch is equipped with the positioning disk.

Furthermore, the supporting rod is rotatably connected with a gear, a rack meshed with the gear is arranged on the clamping rod, and a motor for driving the gear to rotate is arranged on the supporting rod.

Furthermore, the two support rods are symmetrically arranged, a rotating shaft is arranged on an output shaft of the motor, and gears on the two support rods are fixed on the rotating shaft.

Furthermore, one side of branch is equipped with the spout, press from both sides partial sliding connection of tight pole in the spout, the rack is located the part outside pressing from both sides tight pole upper chute.

Furthermore, anti-skid stripes are arranged on the arc-shaped surface.

Contrast prior art, the beneficial effects of the utility model reside in that:

1. the utility model discloses rotate on the chassis and set up the ride bridge main part, utilize the rotation of hydro-cylinder drive ride bridge main part, realize the butt joint with the vehicle, and set up the clamping rod along the lateral sliding on the chassis, the tip of clamping rod sets up the splint, the arcwall face on the splint contacts with the removal wheel, utilize the lateral sliding of clamping rod, make the splint of clamping rod tip contact with the removal wheel, press from both sides the removal wheel and press from both sides tightly, thereby effectively avoid the rotation of removal wheel, simple structure, the simple operation, restriction effect to the removal wheel is better;

2. set up a plurality of branches along vertical slip on the chassis, press from both sides tight pole along horizontal sliding connection on branch to make to press from both sides tight pole and splint and can upwards slide through branch when not using, make to press from both sides tight pole and splint and accomodate to the eminence that breaks away from ground, thereby make the whole more smooth and easy when removing of boarding axle, can not produce with ground and interfere, guarantee the smoothness nature that the boarding axle removed.

Drawings

Fig. 1 is a schematic perspective view of the present invention. Fig. 2 is a front view of the present invention.

Fig. 3 is a sectional view taken along the direction a-a in fig. 2 according to the present invention.

Fig. 4 is a partially enlarged view of a portion B in fig. 3 according to the present invention.

Reference numerals shown in the drawings:

1. a chassis; 2. a main body of the boarding bridge; 3. an oil cylinder; 4. a moving wheel; 5. a strut; 6. a clamping lever; 7. a splint; 8. an arc-shaped surface; 9. a sliding sleeve; 10. a cylinder; 11. positioning a plate; 12. a gear; 13. a rack; 14. a motor; 15. a rotating shaft; 16. a chute.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope defined in the present application.

The utility model relates to a movable boarding bridge structure, which comprises a chassis 1, wherein the chassis 1 plays a supporting role, the chassis 1 is rotatably connected with a boarding bridge main body 2 through a pin shaft or a hinge, the boarding bridge main body 2 is a plate-shaped structure, the side surface is provided with a guardrail, the end part is provided with a supporting rod contacted with the ground, the stability after rotation is ensured, the boarding bridge main body 2 is used as a main bridging component of a vehicle and the ground to realize the loading and unloading operation of goods from the vehicle, the chassis 1 is provided with an oil cylinder 3 for driving the boarding bridge main body 2 to rotate, the specific oil cylinder 3 is rotatably connected on the chassis 1 through the pin shaft or the hinge, the movable end is rotatably connected with the bottom of the boarding bridge main body 2, the rotation of the boarding bridge main body 2 is realized by utilizing the telescopic operation of the oil cylinder 3, thereby being suitable for the loading and unloading goods of vehicles with different heights, the chassis 1 is provided with movable wheels 4, the rotation of the movable wheel 4 realizes the movement of the boarding bridge, the boarding bridge is generally pulled by an external vehicle to move to a loading and unloading place, a plurality of supporting rods 5 are connected to the underframe 1 in a vertical sliding manner, the supporting rods 5 play a supporting role, can slide manually and are matched with the existing random positioning structure for positioning or are driven by a cylinder or a motor and the like to slide up and down, clamping rods 6 are connected to the supporting rods 5 in a transverse sliding manner, the clamping rods 6 are stored to a high place or are lowered to the ground by the aid of the vertical sliding of the supporting rods 5, the clamping rods 6 are conveniently stored to the high place when not in use, the blocking to the movement of the boarding bridge is prevented, the clamping rods 6 can slide manually and are positioned by the existing random structure, or are driven by the cylinder or the motor and the like to slide transversely and are positioned by the mechanical self-locking, clamping plates 7 are welded or integrally formed at the end parts of the clamping rods 6, one side of splint 7 is equipped with arcwall face 8, arcwall face 8 contacts with removing wheel 4, when loading and unloading goods, with branch 5 lapse, then the clamping rod 6 on the lateral sliding branch 5, make the splint 7 of its tip remove wheel 4 sliding movement towards, until arcwall face 8 on splint 7 presss from both sides tightly with the wheel face contact of removing wheel 4, thereby effectively avoid removing the rotation of wheel 4, avoid the boarding bridge to break away from the vehicle, the steadiness and the security of boarding bridge structure when loading and unloading goods have been improved, and loading and unloading goods back reverse slip clamping rod 6 and upwards slide branch 5 take in clamping rod 6 to the eminence can, moreover, the steam generator is simple in structure, the operation is convenient, it is more effective to the restriction that removes wheel 4 during the in-service use.

Preferably, be equipped with the sliding sleeve 9 of a plurality of vertical settings on chassis 1, specific sliding sleeve 9 is tubulose metallic structure, and welding or bolt fastening are passed through at its top on chassis 1, 5 sliding connection of branch is in the inside of sliding sleeve 9, be equipped with gliding telescopic link from top to bottom of drive branch 5 in the sliding sleeve 9, specific telescopic link is cylinder or electric push rod, and its top of fixing in sliding sleeve 9, the expansion end of bottom is fixed with branch 5's top, realizes branch 5's upper and lower slip drive through its is flexible for branch 5 reciprocates the drive more firm, and sliding distance control is more accurate.

Preferably, the telescopic link is cylinder 10, simple structure, and the cost is lower, and drive response to branch 5 is quicker, the bottom of branch 5 is equipped with positioning disk 11, and positioning disk 11 and ground contact when branch 5 descends to the minimum, positioning disk 11's cross section generally is greater than branch 5 for further improve the support effect to the boarding axle after positioning disk 11 and the ground contact, further improve the steadiness of boarding axle.

Preferably, the supporting rod 5 is rotatably connected with a gear 12 through a bearing, the clamping rod 6 is provided with a rack 13 meshed with the gear 12, the supporting rod 5 is provided with a motor 14 driven by a driving gear 12 to rotate, the motor 14 is utilized to drive the gear 12 to rotate, the rack 13 meshed with the motor is enabled to slide along the transverse direction, the transverse sliding driving of the clamping rod 6 is further realized, the self-locking of the clamping rod 6 is realized by the meshing of the gear 12 and the rack 13, and the clamping effect is guaranteed.

Preferably, branch 5 is two that the symmetry set up, there is pivot 15 through the coupling joint of current arbitrary structure on the output shaft of motor 14, and the equal welding of gear 12 on two branches 5 or bolt fastening are on pivot 15, and power device's quantity can be saved to such structure, and reduce cost utilizes motor 14 drive pivot 15 to rotate, makes the gear 12 on two branches 5 rotate simultaneously, drives the lateral sliding motion of two clamp bars 6, has simplified the complexity of structure, makes the device possess better economic nature.

Preferably, one side of branch 5 is equipped with spout 16, and spout 16 runs through one side of branch 5, the partial sliding connection of clamping bar 6 utilizes spout 16 to lead for the slip of clamping bar 6 in spout 16, improves its lateral sliding's steadiness, makes the splint 7 of tip can be accurate with remove the contact of wheel 4, rack 13 is located clamping bar 6 and goes up the part beyond spout 16, and when such setting had guaranteed clamping bar 6 and the 5 sliding construction steadiness of branch, has guaranteed the effective cooperation of gear 12 with rack 13, makes the structure set up more rationally, and the operation is more smooth.

Preferably, be equipped with anti-skidding stripe on the arcwall face 8, anti-skidding stripe generally sets up to unsmooth structure, and the frictional force when the increase contacts with between the removal wheel 4 further improves and presss from both sides tight fixed effect to removing wheel 4.

The working principle is as follows: the utility model discloses rotate on chassis 1 and set up the boarding bridge main part 2, utilize the rotation of hydro-cylinder 3 drive boarding bridge main part 2, realize the butt joint with the vehicle, and set up clamping rod 6 along the lateral sliding on chassis 1, the tip of clamping rod 6 sets up splint 7, arcwall face 8 on the splint 7 contacts with moving wheel 4, utilize the lateral sliding of clamping rod 6, make splint 7 and moving wheel 4 contact of clamping rod 6 tip, press from both sides moving wheel 4 and press from both sides tightly, thereby effectively avoid moving wheel 4's rotation, simple structure, the simple operation, the restriction effect to moving wheel 4 is better; set up a plurality of branches 5 along vertical slip on chassis 1, press from both sides tight pole 6 along horizontal sliding connection on branch 5 to make press from both sides tight pole 6 and splint 7 can upwards slide through branch 5 when not using, make press from both sides tight pole 6 and splint 7 accomodate to the eminence that breaks away from ground, thereby make the whole more smooth and easy when removing of boarding bridge, can not produce with ground and interfere, guarantee the smoothness nature that the boarding bridge removed.

Claims (7)

1. The utility model provides a portable axle structure of stepping on, includes chassis (1), it is connected with axle main part (2) of stepping on to rotate on chassis (1), be equipped with drive axle main part (2) pivoted hydro-cylinder (3) on chassis (1), be equipped with on chassis (1) and remove wheel (4), its characterized in that: the utility model discloses a clamping device for the automobile, including chassis (1), support rod (5), splint (7), one side of splint (7) is equipped with arcwall face (8), arcwall face (8) contact with removal wheel (4), the last vertical sliding connection of edge of chassis (1) has a plurality of branch (5), there is tight pole (6) along horizontal sliding connection on branch (5), the tip of pressing from both sides tight pole (6) is equipped with splint (7).

2. The mobile boarding bridge structure of claim 1, wherein: be equipped with sliding sleeve (9) of a plurality of vertical settings on chassis (1), branch (5) sliding connection is in the inside of sliding sleeve (9), be equipped with gliding telescopic link from top to bottom of drive branch (5) in sliding sleeve (9).

3. The mobile boarding bridge structure of claim 2, characterized in that: the telescopic link is cylinder (10), the bottom of branch (5) is equipped with positioning disk (11).

4. The mobile boarding bridge structure of claim 1, wherein: the rotary clamping device is characterized in that a gear (12) is rotatably connected to the supporting rod (5), a rack (13) meshed with the gear (12) is arranged on the clamping rod (6), and a motor (14) for driving the gear (12) to rotate is arranged on the supporting rod (5).

5. The mobile boarding bridge structure of claim 4, wherein: the two supporting rods (5) are symmetrically arranged, a rotating shaft (15) is arranged on an output shaft of the motor (14), and the gears (12) on the two supporting rods (5) are fixed on the rotating shaft (15).

6. The mobile boarding bridge structure of claim 4, wherein: one side of the supporting rod (5) is provided with a sliding groove (16), part of the clamping rod (6) is connected in the sliding groove (16) in a sliding mode, and the rack (13) is located on the clamping rod (6) and outside the sliding groove (16).

7. The mobile boarding bridge structure of claim 1, wherein: the arc-shaped surface (8) is provided with anti-skid stripes.

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