CN210214208U

CN210214208U - Mobile hydraulic dock leveler

Info

Publication number: CN210214208U
Application number: CN201920741717.XU
Authority: CN
Inventors: Mingming Yao; 姚明明
Original assignee: Jinan Juya Lifting Machinery Co Ltd
Current assignee: Jinan Juya Lifting Machinery Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-03-31
Anticipated expiration: 2029-05-22

Abstract

The utility model relates to a step on axle technical field, and disclose a portable hydraulic pressure step on axle. The movable hydraulic dock leveler comprises a support frame, a middle beam column, support branch columns, an inclined channel, a horizontal channel, a turning plate, a tongue plate, support legs, movable wheels, a lifting device and a fixing device, wherein the middle beam column is fixedly installed at the top of the support frame, and a plurality of support branch columns are fixedly installed at the top of the middle beam column. The movable hydraulic dock leveler has the advantages that the electric telescopic rod contracts to drive the roller to move towards the left side through the fixing device, the roller is in contact with and extrudes the bottom end of the clamping jaw, the movable shaft is movably connected to the bottom end of the clamping jaw, the top ends of the two clamping jaws are close to each other, when the diameter horizontal line of the roller and the bottom end of the clamping jaw are on the same horizontal line, the bottom supporting force of the roller on the clamping jaw is the largest, the top ends of the two clamping jaws are the closest, and therefore the effect of adjusting and fixing according to the size of a fixing position of the tail portion of a truck is.

Description

Mobile hydraulic dock leveler

Technical Field

The utility model relates to a step on axle technical field specifically is a portable hydraulic pressure step on axle.

Background

The loading and unloading platform is a very easy structure form in 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 height of the loading and unloading operation platform is fixed, but the heights of carriages of the transporting carriages are different, and a certain height drop or gap is always formed between the transporting vehicle and the loading and unloading platform, so that the transporting forklift can not get in and out of the transporting vehicle to directly load and unload cargos, and an boarding bridge appears.

Regarding the mobile dock leveler on the current market, considering its mobility, when loading and unloading goods, the dock leveler is very easy to shift, thereby leading to the occurrence of dangerous situations, generally the prior art generally uses the iron chain to connect one end of the truck, and the other end connects the right-hand member of the dock leveler, but when shifting, the phenomenon of local fracture is very easy to cause because the stress of the iron chain is uneven, and the wearability of the iron chain is great, secondly, when going up and down, most of the lifting is still hand-operated, consume physical power for workers, and simultaneously, when going up and down, the hydraulic cylinder is directly connected with the middle beam column by the hydraulic cylinder, the hydraulic cylinder stress is concentrated, and is very easy to damage.

Disclosure of Invention

The not enough to prior art, the utility model provides a portable hydraulic pressure step on axle possesses the fixed and advantage such as alleviate the amount of labour of being convenient for, has solved the difficult problem of step on axle aversion and lift.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a portable hydraulic pressure loading bridge, includes support frame, well beam column, supports the branch post, slope passageway, horizontal passageway, turns over board, hyoplastron, landing leg, removes wheel, elevating gear and fixing device, the top fixed mounting of support frame has well beam column, the top fixed mounting of well beam column has a plurality of to support the branch post, the top left side fixed mounting who supports the branch post has the slope passageway, the horizontal passageway of right side fixedly connected with of slope passageway, the left end swing joint of well beam column has the board of turning over, the right-hand member swing joint of well beam column has the hyoplastron, the right side bottom swing joint of well beam column has the landing leg, elevating gear is installed on the landing leg top, fixing device is installed on the right side of landing leg, the bottom movable mounting of support frame has the removal wheel.

The lifting device comprises a hydraulic cylinder, the hydraulic cylinder is fixedly mounted at the inner bottom end of the supporting leg, a buffer spring is arranged at a telescopic end sleeve of the hydraulic cylinder, a supporting block is fixedly connected with the telescopic end of the hydraulic cylinder, outer loop bars are fixedly connected with two sides of the bottom of the supporting block, and inner loop bars are arranged in the outer loop bar inner sleeves.

Fixing device includes the fixed block, fixed block fixed mounting is in the right side bottom of well beam column, swing joint has the connecting rod in the fixed block, the fixed box of right-hand member fixedly connected with of connecting rod, bottom fixed mounting has electric telescopic handle in the fixed box, electric telescopic handle's flexible end swing joint has the gyro wheel, gyro wheel both sides swing joint has the gripper jaw.

Furthermore, the top fixed connection of supporting shoe is in the right side bottom of well beam column, and the bottom fixed connection of interior loop bar is in the bottom in the landing leg, and through spring swing joint between interior loop bar and the outer loop bar, the spring diameter is greater than interior loop bar diameter, and the spring diameter is less than outer loop bar diameter.

Furthermore, the left end of the connecting rod is fixedly connected with an adjusting block, and a spring is sleeved between the adjusting block at the left end of the connecting rod and the left end of the fixing block.

Further, there are two clamping jaws directly above the electric telescopic rod through a connecting shaft movably connected with a roller, the distance between the two clamping jaws is matched with the diameter of the roller, and the bottom of the middle end of each clamping jaw is movably connected with a movable shaft.

Furthermore, the right end of the clamping jaw penetrates through the right end of the fixed box and extends out of the fixed box, and a transverse side groove is formed in the joint of the clamping jaw and the fixed box.

Furthermore, the supporting sub-columns are fixedly arranged between the middle beam column and the inclined channel and between the middle beam column and the horizontal channel, and the supporting sub-columns are fixedly arranged between the middle beam column and the supporting frame.

The utility model has the advantages that:

1. the movable hydraulic dock leveler has the advantages that the electric telescopic rod contracts to drive the roller to move towards the left side through the fixing device, the roller is in contact with and extrudes the bottom end of the clamping jaw, the movable shaft is movably connected to the bottom end of the clamping jaw, the top ends of the two clamping jaws are close to each other, when the diameter horizontal line of the roller and the bottom end of the clamping jaw are on the same horizontal line, the bottom supporting force of the roller on the clamping jaw is the largest, the top ends of the two clamping jaws are the closest, and therefore the effect of adjusting and fixing according to the size of a fixing position of the tail portion of a truck is.

2. This portable hydraulic pressure dock leveler through elevating gear, the flexible height that controls the supporting shoe that comes of pneumatic cylinder, and then adjusts the height and the inclination of dock leveler to the position of adaptation freight train, simultaneously, the both sides movable mounting of pneumatic cylinder has outer loop bar, inner loop bar, spring cooperation, slows down the power that the pneumatic cylinder received, so as to reach the effect of also slowing down the damage that pressure caused the pneumatic cylinder when being convenient for height-adjusting.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the lifting device of the present invention;

FIG. 3 is a schematic view of the fixing device of the present invention;

fig. 4 is a schematic structural view of the gripper jaws of the present invention.

Description of reference numerals: 1-support frame, 2-middle beam column, 3-support branch column, 4-inclined channel, 5-horizontal channel, 6-turning plate, 7-tongue plate, 8-support leg, 9-moving wheel, 10-lifting device, 1001-hydraulic cylinder, 1002-buffer spring, 1003-support block, 1004-outer loop bar, 1005-inner loop bar, 11-fixing device, 1101-fixing block, 1102-connecting rod, 1103-fixing box, 1104-electric telescopic rod, 1105-roller and 1106-clamping claw.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, a mobile hydraulic loading dock leveler comprises a support frame 1, a middle beam column 2, support branch columns 3, an inclined channel 4, a horizontal channel 5, a turning plate 6, a tongue plate 7, support legs 8, a moving wheel 9, a lifting device 10 and a fixing device 11, wherein the top of the support frame 1 is fixedly provided with the middle beam column 2, the top of the middle beam column 2 is fixedly provided with a plurality of support branch columns 3, the support branch columns 3 are fixedly arranged between the middle beam column 2 and the inclined channel 4 and the horizontal channel 5, the support branch columns 3 are fixedly arranged between the middle beam column 2 and the support frame 1, the left side of the top of each support branch column 3 is fixedly provided with the inclined channel 4, the right side of the inclined channel 4 is fixedly connected with the horizontal channel 5, the left end of the middle beam column 2 is movably connected with the turning plate 6, the right end of the middle beam column 2 is movably connected with the tongue plate 7, the right, lifting device 10 is installed on 8 tops of landing leg, and fixing device 11 is installed on the right side of landing leg 8, and the bottom movable mounting of support frame 1 has removal wheel 9.

Elevating gear 10 includes pneumatic cylinder 1001, bottom in landing leg 8 is fixed mounting to pneumatic cylinder 1001, the flexible pot head of pneumatic cylinder 1001 is equipped with buffer spring 1002, the flexible end fixedly connected with supporting shoe 1003 of pneumatic cylinder 1001, the top fixed connection of supporting shoe 1003 is in the right side bottom of well beam column 2, the bottom fixed connection of interior loop bar 1005 is in the bottom in landing leg 8, and through spring swing joint between interior loop bar 1005 and the outer loop bar 1004, the spring diameter is greater than interior loop bar 1005 diameter, the spring diameter is less than outer loop bar 1004 diameter, the bottom both sides fixedly connected with outer loop bar 1004 of supporting shoe 1003, outer loop bar 1004 endotheca is equipped with interior loop bar 1005.

The fixing device 11 comprises a fixing block 1101, the fixing block 1101 is fixedly installed at the bottom end of the right side of the middle beam column 2, a connecting rod 1102 is movably connected in the fixing block 1101, the left end of the connecting rod 1102 is fixedly connected with an adjusting block, a spring is sleeved between the adjusting block at the left end of the connecting rod 1102 and the left end of the fixing block 1101, the right end of the connecting rod 1102 is fixedly connected with a fixing box 1103, an electric telescopic rod 1104 is fixedly arranged at the bottom in the fixing box 1103, a roller 1105 is movably connected right above the electric telescopic rod 1104 through a connecting shaft, the number of the clamping claws 1106 is two, and the distance between the two clamping jaws 1106 is matched with the diameter of the roller 1105, the bottom of the middle end of the clamping jaw 1106 is movably connected with a movable shaft, the telescopic end of the electric telescopic rod 1104 is movably connected with the roller 1105, the two sides of the roller 1105 are movably connected with the clamping jaws 1106, the right ends of the clamping jaws 1106 penetrate through the right end of the fixed box 1103 and extend out of the fixed box 1103, and the connecting parts of the clamping jaws 1106 and the fixed box 1103 are provided with transverse side grooves.

When the device is used, the boarding bridge is moved to a designated position through the moving wheel 9, the turning plate 6 and the tongue plate 7 are adjusted to enable the turning plate 6 to be attached to a horizontal plane, the tongue plate 7 is attached to the tail of a truck, the electric telescopic rod 1104 contracts to drive the roller 1105 to move towards the left side, the roller 1105 is in contact with and extrudes the bottom ends of the clamping claws 1106, the top ends of the two clamping claws 1106 are close to each other due to the movable shaft movably connected with the bottom ends of the clamping claws 1106, when the diameter horizontal line of the roller 1105 and the bottom ends of the clamping claws 1106 are on the same horizontal line, the supporting force of the roller 1105 on the bottom of the clamping claws 1106 is maximum at the moment, the top ends of the two clamping claws 1106 are closest to achieve the effect of adjusting and fixing the fixing position of the tail of the truck according to the size of the fixing position of the tail of the truck, the height of the supporting block is controlled through, The cooperation of inner loop pole 1005 and spring slows down the power that pneumatic cylinder 1001 received to reach the effect that also slows down the damage that pressure caused to pneumatic cylinder 1001 when being convenient for height-adjusting.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a portable hydraulic pressure dock leveler, includes support frame (1), center sill post (2), supports branch post (3), slope passageway (4), horizontal channel (5), turns over board (6), hyoplastron (7), landing leg (8), removes wheel (9), elevating gear (10) and fixing device (11), its characterized in that: the top of the support frame (1) is fixedly provided with a middle beam column (2), the top of the middle beam column (2) is fixedly provided with a plurality of support branch columns (3), the left side of the top of each support branch column (3) is fixedly provided with an inclined channel (4), the right side of each inclined channel (4) is fixedly connected with a horizontal channel (5), the left end of the middle beam column (2) is movably connected with a turning plate (6), the right end of the middle beam column (2) is movably connected with a tongue plate (7), the bottom end of the right side of the middle beam column (2) is movably connected with a support leg (8), the top end of the support leg (8) is provided with a lifting device (10), the right side of the support leg (8) is provided with a fixing device (11), and the bottom of the support frame (1) is movably;

the lifting device (10) comprises a hydraulic cylinder (1001), the hydraulic cylinder (1001) is fixedly mounted at the inner bottom end of the supporting leg (8), a buffer spring (1002) is sleeved at the telescopic end of the hydraulic cylinder (1001), a supporting block (1003) is fixedly connected with the telescopic end of the hydraulic cylinder (1001), outer loop bars (1004) are fixedly connected to two sides of the bottom of the supporting block (1003), and inner loop bars (1005) are sleeved in the outer loop bars (1004);

fixing device (11) include fixed block (1101), fixed block (1101) fixed mounting is in the right side bottom of well beam column (2), swing joint has connecting rod (1102) in fixed block (1101), the fixed box (1103) of right-hand member fixedly connected with of connecting rod (1102), bottom fixed mounting has electric telescopic handle (1104) in fixed box (1103), the flexible end swing joint of electric telescopic handle (1104) has gyro wheel (1105), gyro wheel (1105) both sides swing joint has gripper jaw (1106).

2. The mobile hydraulic dock leveler of claim 1, wherein: the top of the supporting block (1003) is fixedly connected to the right bottom end of the middle beam column (2), the bottom end of the inner loop bar (1005) is fixedly connected to the bottom end of the supporting leg (8), the inner loop bar (1005) is movably connected with the outer loop bar (1004) through a spring, the diameter of the spring is larger than that of the inner loop bar (1005), and the diameter of the spring is smaller than that of the outer loop bar (1004).

3. The mobile hydraulic dock leveler of claim 1, wherein: the left end of the connecting rod (1102) is fixedly connected with an adjusting block, and a spring is sleeved between the adjusting block at the left end of the connecting rod (1102) and the left end of the fixing block (1101).

4. The mobile hydraulic dock leveler of claim 1, wherein: the roller (1105) is movably connected right above the electric telescopic rod (1104) through a connecting shaft, the number of the clamping claws (1106) is two, the distance between the two clamping claws (1106) is matched with the diameter of the roller (1105), and the bottom of the middle end of each clamping claw (1106) is movably connected with a movable shaft.

5. The mobile hydraulic dock leveler of claim 1, wherein: the right end of the clamping claw (1106) penetrates through the right end of the fixed box (1103) and extends out of the fixed box (1103), and a transverse side groove is formed in the connecting position of the clamping claw (1106) and the fixed box (1103).

6. The mobile hydraulic dock leveler of claim 1, wherein: the supporting sub-columns (3) are fixedly arranged between the middle beam column (2) and the inclined channel (4) and the horizontal channel (5), and the supporting sub-columns (3) are fixedly arranged between the middle beam column (2) and the supporting frame (1).