CN216072206U

CN216072206U - Manual wall-mounted dock leveler

Info

Publication number: CN216072206U
Application number: CN202122112250.2U
Authority: CN
Inventors: 任燕
Original assignee: Jinan Juya Lifting Machinery Co ltd
Current assignee: Jinan Juya Lifting Machinery Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-03-18
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a manual wall-mounted dock leveler, and mainly relates to the field of dock levelers. Including the hanger rail track, the orbital below of hanger rail is equipped with the telescopic link that has sharp stroke along its length direction, the top of telescopic link is equipped with the landing slab, the landing slab bottom surface is fixed with articulated seat, articulated seat is located the position apart from landing slab outside 1/4-1/2, the outer end and the articulated seat of telescopic link rotate to be connected, the middle part of telescopic link is equipped with the mounting panel, be equipped with manual elevating system between mounting panel and the landing slab. The utility model has the beneficial effects that: it can provide a loading and unloading operation platform capable of butting with the height difference for loading and unloading goods at any time.

Description

Manual wall-mounted dock leveler

Technical Field

The utility model relates to the field of boarding bridges, in particular to a manual wall-mounted boarding bridge.

Background

The ramp axle is a very easy structure form in the modern logistics field. The loading and unloading operation platform is a starting point and a terminal point of an enterprise logistics chain, and is a loading and unloading operation platform for the enterprise to rapidly and safely transfer products and goods. The loading and unloading operation is inconvenient because the vehicle always has a height difference from the ground or from the platform during loading and unloading. Generally, a movable dock leveler is disposed at a platform or a cargo hold, and a truck is loaded and unloaded after arriving at a port and aligned by using two ends of the dock leveler. However, the operation process is very complicated, not only limited to the configuration situation of the loading and unloading site, but also the loading and unloading can only wait if the loading dock leveler is not enough, and the time for aligning and moving the loading dock leveler prolongs the loading and unloading time, which is both laborious and time-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a manual wall-mounted dock leveler, which can provide a loading and unloading operation platform capable of butting with a height difference for loading and unloading goods at any time.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

the utility model provides a manual wall-hanging boarding axle, includes the hanger rail track, the orbital below of hanger rail is equipped with the telescopic link that has straight line stroke along its length direction, the top of telescopic link is equipped with the landing slab, the landing slab bottom surface is fixed with articulated seat, articulated seat is located the position apart from landing slab outside 1/4-1/2, the outer end and the articulated seat of telescopic link rotate to be connected, the middle part of telescopic link is equipped with the mounting panel, be equipped with manual elevating system between mounting panel and the landing slab.

A lower mounting seat is arranged on the outer side of the mounting plate, an upper mounting seat is fixed on the bottom surface of the platform plate,

the manual elevating system is including the screw rod that has reverse screw thread, the both ends of screw rod are screw-thread fit respectively and have big nut, the top of big nut articulates respectively has last connecting rod, the top of going up the connecting rod all articulates on last mount pad, one the bottom of big nut articulates there is lower connecting rod, another the bottom of big nut articulates there is the dead lever, the bottom of connecting rod is articulated with mount pad down, the relative telescopic link of dead lever is parallel down, just the inner of dead lever is connected under on the mount pad.

And a hand wheel is arranged at the inner end of the screw rod.

The inner of screw rod is fixed with square piece, square piece is equipped with the through hole in its edge department, the through hole is horn mouth shape, be equipped with in the through hole rather than clearance fit's control lever, the outer end of control lever is equipped with the footboard.

The top side of the platform plate is provided with a bending part, the top side of the bending part is provided with an arc-shaped curved surface, and the side surface of the bottom side of the bending part and the platform plate form an obtuse included angle which is 140 degrees and 200 degrees.

The hanger rail track is two side by side, every sliding fit has 2 walking framves on the hanger rail track, the extension rod of the inner fixedly connected with of telescopic link upright extension that makes progress, the top fixedly connected with of extension rod has the horizontal pole of horizontal extension, the length direction of horizontal pole is perpendicular with the hanger rail track, the horizontal pole is located between the hanger rail track, the both ends difference fixedly connected with connecting plate of horizontal pole, the length direction of connecting plate is corresponding with the hanger rail track, the bottom of 2 walking framves on the same hanger rail track is fixed respectively at the both ends of connecting plate.

The two sides of the hanger rail track are provided with track grooves along the length direction of the hanger rail track, the walking frame is provided with two pairs of walking wheels, the two pairs of walking wheels are arranged in parallel, each pair of walking wheels are respectively arranged on the two sides of the hanger rail track, and the walking wheels are positioned in the track grooves.

And two ends of the track groove are respectively provided with a stop block.

The top of the hanger rail track is provided with a hanger, and the top end of the hanger is used for being mounted on a vehicle bottom large frame or the bottom of a cargo compartment.

Compared with the prior art, the utility model has the beneficial effects that:

the loading dock leveler is loaded on a cargo compartment and a cargo truck, can be started at any time along with the transportation of the cargo, and when the cargo is required to be loaded or unloaded, the telescopic rod is pulled out, and the platform plate is manually lifted, so that a continuous carrying platform with an inclined plane can be formed between the compartment bottom plate and the ground or a platform surface, and the problem of the height difference of loading and unloading is solved. The boarding bridge can be used along with a vehicle and a carriage, loading and unloading do not depend on an independent mobile boarding bridge, the limitation of ground configuration to light loading and unloading is eliminated, and the environment and conditions for loading and unloading goods are expanded.

Drawings

Figure 1 is an overall schematic (retracted) view of the utility model.

Figure 2 is an overall schematic (retracted) view of the utility model.

Fig. 3 is an overall schematic (in use) of the utility model.

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

Fig. 5 is an overall schematic (in use) of the utility model.

Reference numerals shown in the drawings:

1. a hanger rail track; 2. a stopper; 3. a hanger; 4. a cross bar; 5. a connecting plate; 6. a walking frame; 7. a traveling wheel; 8. an extension rod; 9. a telescopic rod; 10. reinforcing ribs; 11. a platform plate; 12. a hinged seat; 13. mounting a plate; 14. a lower mounting seat; 15. an upper mounting seat; 16. an upper connecting rod; 17. a lower connecting rod; 18. fixing the rod; 19. a large nut; 20. a screw; 21. a square block; 22. a through hole; 23. a control lever; 24. a pedal.

Detailed Description

The utility model will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, 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 teaching of the present invention, and these equivalents also fall within the scope of the present application.

The instruments, reagents, materials and the like used in the following examples are conventional instruments, reagents, materials and the like in the prior art and are commercially available in a normal manner unless otherwise specified. Unless otherwise specified, the experimental methods, detection methods, and the like described in the following examples are conventional experimental methods, detection methods, and the like in the prior art.

Example 1: manual wall-mounted dock leveler

In order to solve the limitation of truck loading and unloading on the dock leveler, the project mainly designs the dock leveler which is hung on a truck, and can provide a loading and unloading operation platform capable of being butted with a height difference for loading and unloading goods at any time.

The main structure of the boarding bridge comprises two hanger rail tracks 1 which are arranged in parallel, wherein the cross sections of the hanger rail tracks 1 are I-shaped, and only the I-shaped steel is used. And track grooves are formed in the two sides of the hanger rail track 1 along the length direction of the hanger rail track. And two ends of the track groove are respectively provided with a stop block 2 for preventing the track wheel from being separated.

The top of the hanger rail track 1 is provided with a hanger 3, the bottom end of the hanger 3 is fixed with the hanger rail through bolts, and the top end of the hanger 3 is directly installed on a large chassis at the bottom of the vehicle, or the bottom of a container, or the bottom of a cargo compartment. The ramp can be installed and used according to requirements, and the ramp can be installed at the position, so that the ramp can be drawn out and used at any time.

Be equipped with horizontal pole 4 between two hanger rail tracks 1, the both ends of horizontal pole 4 are equipped with respectively with 4 vertical fixation welded connecting plates 5 of horizontal pole, connecting plate 5 is the I shape with horizontal pole 4, the both ends of connecting plate 5 are fixed with walking frame 6 respectively, walking frame 6 sets up the top at connecting plate 5, the bottom of walking frame 6 is equipped with the connecting rod, the connecting rod runs through connecting plate 5 and realizes connecting plate 5 and walking frame 6's fixed.

The walking frame 6 is in sliding fit with the hanger rail track 1 on the same side, specifically, two pairs of walking wheels 7 are arranged on the walking frame 6, the two pairs of walking wheels 7 are arranged in parallel, each pair of walking wheels 7 are respectively arranged on two sides of the hanger rail track 1, and the walking wheels 7 are positioned in a track groove. And the linear stroke constraint matching of the walking frame 6 and the track groove is realized.

Above-mentioned linear stroke structure relies on 4 both ends of horizontal pole to realize the restraint of two linear strokes based on the rail wheel, and the walking is smooth stable, has better bearing capacity.

The middle part of horizontal pole 4 is equipped with downwardly extending's extension rod 8, the bottom of extension rod 8 is equipped with rather than perpendicular welded fastening's telescopic link 9, the bearing structure of telescopic link 9 and the 8 stroke L types of extension rod, the junction of telescopic link 9 and extension rod 8 is equipped with strengthening rib 10.

The telescopic rod 9 can achieve the telescopic effect relative to the hoisting position based on the linear stroke of the cross rod 4 relative to the hanger rail track 1.

The one end that extension rod 8 was kept away from to telescopic link 9 is equipped with the articulated shaft, the relative hanger rail track 1 of articulated shaft is perpendicular and the level extends outward, the articulated shaft is fixed at telescopic link 9 terminally.

The top of telescopic link 9 is equipped with landing slab 11, the 1/3 position fixation that the bottom surface of landing slab 11 is close to the outside has articulated seat 12, the outer end and the articulated seat 12 rotation of articulated shaft are connected.

The middle part of telescopic link 9 is equipped with mounting panel 13, the perpendicular level of length direction of the relative telescopic link 9 of mounting panel 13 extends, mounting panel 13's the outside is equipped with down mount pad 14, the bottom surface of landing slab 11 is fixed with mount pad 15, go up mount pad 15 and set up manual elevating system down between the mount pad 14.

The manual lifting mechanism comprises two upper connecting rods 16, a lower connecting rod 17, a fixing rod 18, 2 large nuts 19 and 1 screw rod 20;

the bottom of dead lever 18 is equipped with down the shaft hole, still be fixed with the fixed axle on the landing slab 11, the bottom and the lower mount pad 14 of dead lever 18 are articulated, the fixed axle runs through shaft hole down and rather than clearance fit or interference fit to it is spacing to be relative mounting panel 13 horizontal fixation's state with lower mount pad 14 through the fixed axle.

The bottom end of the lower connecting rod 17 is hinged to the lower mounting seat 14, the top end of the fixing rod 18 is hinged to the bottom of one large nut 19, the top end of the lower connecting rod 17 is hinged to the bottom of the other large nut 19, the two large nuts 19 are all sleeved on the screw rod 20, the two large nuts 19 are symmetrically arranged relative to the screw rod 20 and are in threaded fit with the screw rod 20, and the left portion and the right portion of the screw rod 20 are respectively provided with threads with opposite rotating directions.

The tops of the two large nuts 19 are hinged to the bottom end of one upper connecting rod 16 respectively, and the top ends of the two upper connecting rods 16 are hinged to the upper mounting base 15, so that the large nuts 19 can be relatively close to and separated from each other through rotation of the screw rods 20, and the platform plate 11 can be lifted or dropped.

A hand wheel is arranged at one end, close to the extension rod 8, of the screw rod 20, and rotation control operation is conveniently carried out on the screw rod 20.

Example 2: manual wall-mounted dock leveler

Unlike embodiment 1, this example has a different design in terms of control of the screw 20 and the structure of the platform plate 11, and the differences are briefly described as follows:

difference 1, structure of screw 20

One end of the screw rod 20 is fixed with a square block 21, the square block 21 is provided with a through hole 22 at the edge thereof, the through hole 22 is in a horn shape, a control rod 23 in clearance fit with the through hole 22 is arranged in the through hole 22, and the outer end of the control rod 23 is provided with a pedal 24.

The through hole 22 can be inserted to the control lever 23, and based on the horn mouth shape of through hole 22, the control lever 23's of can being convenient for greatly inserts, and people are when handheld control lever 23 inserts to through hole 22, and the opening based on the entry is great and can make the people needn't the accurate alignment just can insert, and can let the smooth square piece 21 that runs through of control lever 23 through the direction of horn mouth.

Because the control rod 23 is long, after the control rod 23 is inserted, people can rotate the screw rod 20 by a certain angle by stepping down the pedal 24, then take down the control rod 23, repeatedly insert and rotate, and can lift the platform plate 11. Such an operation is labor-saving.

Difference 2, in order to improve the stability of the device in use, a bending portion is arranged on the top side of the platform board 11, an arc-shaped arched curved surface is arranged on the top side of the bending portion, an obtuse included angle is formed between the side face of the bottom side of the bending portion and the platform board 11, the included angle is 150 degrees, when the bottom side of the platform board 11 reaches the bottom surface, the bending portion falls in the cargo compartment, so that auxiliary bearing is realized on the top side of the platform board 11 by the cargo compartment, and the top side of the platform board 11 is further higher than the bottom surface of the cargo compartment based on the arched structure on the top of the bending portion, when the platform board 11 bears the load, the top side of the platform board 11 is high and cannot be retracted into the lower portion of the cargo compartment, so that the telescopic rod 9 can be further prevented from moving inwards.

Claims

1. The utility model provides a manual wall-hanging deck of boarding, its characterized in that, includes the hanger rail track, the orbital below of hanger rail is equipped with the telescopic link that has straight line stroke along its length direction, the top of telescopic link is equipped with the landing slab, the landing slab bottom surface is fixed with articulated seat, articulated seat is located the position apart from landing slab outside 1/4-1/2, the outer end and the articulated seat of telescopic link rotate to be connected, the middle part of telescopic link is equipped with the mounting panel, be equipped with manual elevating system between mounting panel and the landing slab.

2. The manual wall-mounted dock leveler of claim 1, wherein a lower mounting seat is provided at an outer side of the mounting plate, an upper mounting seat is fixed to a bottom surface of the platform plate,

3. The manual wall-mounted dock leveler of claim 2, wherein a hand wheel is provided at an inner end of the screw.

4. The manual wall-mounted dock leveler of claim 2, wherein a square block is fixed at the inner end of the screw, the square block is provided with a through hole at an edge thereof, the through hole is flared, a control rod in clearance fit with the through hole is arranged in the through hole, and a pedal is arranged at the outer end of the control rod.

5. The manual wall-mounted dock leveler of claim 1, wherein the top side of the platform plate is provided with a bent portion, the top side of the bent portion is provided with an arc-shaped curved surface, and the bottom side of the bent portion and the platform plate form an obtuse included angle of 140 degrees and 200 degrees.

6. The manual wall-mounted dock leveler of claim 1, wherein the number of the hanger rail tracks is two, each hanger rail track is slidably fitted with 2 traveling frames, the inner end of the telescopic rod is fixedly connected with an extending rod extending vertically upwards, the top end of the extending rod is fixedly connected with a horizontally extending cross rod, the length direction of the cross rod is perpendicular to the hanger rail tracks, the cross rod is located between the hanger rail tracks, the two ends of the cross rod are respectively and fixedly connected with a connecting plate, the length direction of the connecting plate corresponds to the length direction of the hanger rail tracks, and the two ends of the connecting plate are respectively fixed at the bottoms of the 2 traveling frames on the same hanger rail track.

7. The manual wall-mounted dock leveler of claim 6, wherein the hanger rail track has track grooves along a length direction of the hanger rail track, the walking frame has two pairs of walking wheels, the two pairs of walking wheels are arranged in parallel, each pair of walking wheels is arranged on two sides of the hanger rail track, and the walking wheels are located in the track grooves.

8. The manual wall-mounted dock leveler of claim 7, wherein stoppers are provided at both ends of the track groove, respectively.

9. The manual wall-mounted dock leveler of claim 1, wherein the hanger is provided at the top of the hanger rail track, and the top end of the hanger is adapted to be mounted to a truck bed or the bottom of a cargo bed.