Built-in hydraulic delivery platform

Abstract

The utility model relates to a built-in hydraulic delivery platform in the technical field of loading and unloading of transport vehicles. The built-in hydraulic delivery platform comprises a fixed bottom plate, a connecting rod assembly, a delivery platform body and a first hydraulic rod. The fixed bottom plate is installed at the position, close to the tail end, of the inner bottom face of a compartment, and an extending part extending upwards is arranged on the top face of the fixed bottom plate. The connecting rod assembly is arranged on the extension part, and the connecting rod assembly and the extension part form a parallelogram structure; one end part, far away from the extension part, of the connecting rod in the connecting rod assembly is provided with a bending part deviating to the extension part; due to the arrangement of the connecting rod assembly, compared with an external hydraulic tail plate for goods delivery, the goods delivery height can be effectively increased so as to meet the requirement of a vehicle with a higher bottom plate in the vehicle; the built-in hydraulic delivery platform can be contracted into the carriage when not used, the hiding performance is good, and the overall attractiveness of the vehicle is not affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to a transport vehicle loading and unloading technology field especially to a built-in hydraulic delivery platform. BACKGROUND

[0002] Generally when carrying heavy goods to the van interior needs to help the delivery platform, the current transport goods van generally is equipped with hydraulic tailgate, installs on the chassis longitudinal beam. This external hydraulic tailgate lifting height is limited, for some vehicles with high interior floor, want to realize the hydraulic tailgate upper plane and the interior floor flush requirement will have surplus and insufficient; moreover external hydraulic tailgate affects the vehicle appearance, and the concealment is not good. For some vehicles that need good concealment and high interior floor, developing a built-in hydraulic delivery platform that meets customer requirements is imminent. SUMMARY

[0003] In order to overcome the deficiencies in the background art, the utility model discloses a built-in hydraulic delivery platform.

[0004] In order to realize the above-mentioned utility model purposes, the utility model adopts the following technical scheme:

[0005] A built-in hydraulic delivery platform comprises:

[0006] A fixed floor is installed at a position close to the tail end of the interior floor of the van, and the top surface of the fixed floor is provided with an extension part extending upward;

[0007] A connecting rod assembly is arranged on the extension part, and the connecting rod assembly and the extension part form a parallelogram structure; one end of the connecting rod of the connecting rod assembly away from the extension part is provided with a bent part biased toward the extension part;

[0008] A delivery platform is hingedly connected to the outer end of the bent part at the inner end;

[0009] A first hydraulic rod is hingedly connected to the inner end of the bent part at one end and to the delivery platform at the other end.

[0010] Preferably, the inner end of the delivery platform is provided with a V-shaped ear plate, and the V-shaped ear plate is hingedly connected to the delivery platform and the first hydraulic rod at the two ends of the opening end, respectively.

[0011] Preferably, the fixed floor and the connecting rod assembly are spaced apart by two groups along the width direction of the van.

[0012] Preferably, a leveling plate is arranged at a position corresponding to the delivery platform on the interior floor of the van, so that when the delivery platform is raised to a height corresponding to the interior floor of the van, the delivery platform is connected to the interior floor of the van through the leveling plate.

[0013] Preferably, the inner end face of the delivery platform is a slope, and the side corresponding to the lower side is outside the slope.

[0014] Preferably, the one end face of the leveling plate corresponding to the delivery platform is a matching face matched with the inner end face of the delivery platform, and the other end face of the leveling plate is an upper and lower inclined slope.

[0015] Preferably, the top of the extension part is an inclined structure, and the side corresponding to the head end of the carriage is higher than the side corresponding to the tail end of the carriage.

[0016] Preferably, the linkage assembly comprises:

[0017] a first linkage, the fixed end of which is hingedly connected to the side of the top of the extension part corresponding to the head end of the carriage;

[0018] a second linkage, the fixed end of which is hingedly connected to the side of the top of the extension part corresponding to the tail end of the carriage;

[0019] a third linkage, one end of which is hingedly connected to the movable end of the first linkage, and the other end of which is hingedly connected to the outer end of the second linkage, and the third linkage has the bending part on the end corresponding to the second linkage;

[0020] a second hydraulic rod for driving the deformation of the linkage assembly.

[0021] Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

[0022] 1. Due to the arrangement of the linkage assembly, compared with the external hydraulic tail plate delivery, the delivery height can be effectively improved to meet the vehicles with high inner bottom plates.

[0023] 2. The built-in hydraulic delivery platform can be retracted into the carriage when not in use, has good concealment, and does not affect the overall aesthetic appearance of the vehicle.

[0024] 3. The arrangement of the leveling plate can make the goods on the delivery platform smoothly enter the carriage when the delivery platform is raised to the height corresponding to the inner bottom surface of the carriage. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a structure schematic view of the delivery platform in a receiving state of the utility model;

[0026] Figure 2 is a structure schematic view of the delivery platform in a delivery state of the utility model;

[0027] Figure 3 is a structure schematic view of the utility model in a non-use state;

[0028] Figure 4The utility model discloses a top view in nonuse state.

[0029] In the drawing: 1, fixed bottom plate, 11, extension, 2, connecting rod assembly, 21, bending part, 22, first connecting rod, 23, second connecting rod, 24, third connecting rod, 25, second hydraulic rod, 3, delivery platform, 31, V-shaped lug plate, 4, first hydraulic rod, 5, leveling plate. DETAILED DESCRIPTION

[0030] The utility model can be explained in detail through the following examples, the purpose of the utility model is disclosed to protect all technical improvements in the utility model range, in the description of the utility model, need understanding is, if there is the orientation or positional relationship of terms " upper " " lower " " front " " rear " " left " " right " etc. indicated, only with the drawing of the application, in order to facilitate the description of the utility model, need understanding is, if there is the orientation or positional relationship of terms " end " " side " " end part " " side part " " transverse " " longitudinal " etc. indicated, only the length and width of the corresponding component correspond, namely " end part " indicates the head and tail area of the length direction of the corresponding component, " side part " indicates the head and tail area of the width direction of the corresponding component, in order to facilitate the description of the utility model and not indicate or imply that the device or element must have a particular orientation.

[0031] Example one, combine with the drawing Figures 1-4 A built-in hydraulic delivery platform, including fixed bottom plate 1, connecting rod assembly 2, delivery platform 3 and first hydraulic rod 4, fixed bottom plate 1 is installed in the position of the inner bottom surface of the carriage near the tail end, and the top surface of fixed bottom plate 1 is provided with an extension 11 extending upwards. Connecting rod assembly 2 is arranged on extension 11, and connecting rod assembly 2 and extension 11 form a parallelogram structure. One end of the connecting rod of connecting rod assembly 2 away from extension 11 has a bending part 21 deviated towards extension 11.

[0032] The inner end of delivery platform 3 is correspondingly hinged to the outer end of bending part 21.

[0033] The first hydraulic cylinder 4 is correspondingly hinged to the inner end of the bending part 21 at one end and to the delivery platform 3 at the other end.

[0034] According to the need, the fixed bottom plate 1 is spaced apart along the width direction of the carriage; preferably, the fixed bottom plate 1 is located near the corresponding side of the carriage, so that the distance between the two fixed bottom plates 1 is larger; wherein each fixed bottom plate 1 is provided with a connecting rod assembly 2; the inner end of the delivery platform 3 is correspondingly hinged to the bending part 21 and the first hydraulic cylinder 4 on the same side.

[0035] In this way, the delivery platform 3 can be moved forward and backward and up and down through the deformation of the linkage assembly 2, and the angle of the delivery platform 3 can be corrected through the first hydraulic cylinder 4, so that the delivery platform 3 is always in a horizontal state during delivery. Due to the arrangement of the linkage assembly 2, compared with the external hydraulic tail plate delivery, the delivery height can be effectively improved to meet the vehicles with high inner floor.

[0036] The built-in hydraulic delivery platform can be retracted into the vehicle compartment when not in use, has good concealment and does not affect the overall aesthetics of the vehicle.

[0037] Further, the linkage assembly 2 comprises a first linkage 22, a second linkage 23, a third linkage 24, and a second hydraulic rod 25 for driving the deformation of the linkage assembly 2; wherein the fixed end of the first linkage 22 is correspondingly hinged to one side of the top of the extension part 11 corresponding to the head end of the vehicle compartment; the fixed end of the second linkage 23 is correspondingly hinged to one side of the top of the extension part 11 corresponding to the tail end of the vehicle compartment; one end of the third linkage 24 is correspondingly hinged to the movable end of the first linkage 22, and the other end of the third linkage 24 is correspondingly hinged to the outer end of the second linkage 23, and the third linkage 24 has a bending part 21 at one end corresponding to the second linkage 23.

[0038] According to the need, the inner end of the first linkage 22 is correspondingly higher than the fixed end of the second linkage 23, so that the third linkage 24 can be smoothly sent to the outside of the vehicle compartment through the deformation of the linkage assembly 2. Preferably, the top of the extension part 11 is inclined, and the side of the top of the extension part 11 corresponding to the head end of the vehicle compartment is higher than the side corresponding to the tail end of the vehicle compartment.

[0039] Specifically, the two ends of the second hydraulic rod 25 are respectively hinged between two linkages connected thereto, for example, one end of the second hydraulic rod 25 is hinged to the first linkage 22, and the other end is correspondingly hinged to the third linkage 24, the extension part 11, the rotating connection between the second linkage 23 and the extension part 11, or the rotating connection between the second linkage 23 and the third linkage 24; for another example, one end of the second hydraulic rod 25 is hinged to the second linkage 23, and the other end is correspondingly hinged to the third linkage 24 or the extension part 11, the rotating connection between the first linkage 22 and the extension part 11, or the rotating connection between the first linkage 22 and the third linkage 24.

[0040] Further, the inner end of the delivery platform 3 is provided with a V-shaped ear plate 31, and the two ends of the opening end of the V-shaped ear plate 31 are respectively correspondingly hinged to the delivery platform 3 and the first hydraulic cylinder 4.

[0041] Embodiment two, combined with the attached Figures 1-4 A built-in hydraulic delivery platform, based on embodiment one, in order to facilitate the smooth entry of the materials on the delivery platform 3 into the vehicle compartment, a leveling plate 5 is arranged at the position of the inner bottom surface of the vehicle compartment corresponding to the delivery platform 3, that is, the leveling plate 5 can be connected with the inner bottom surface of the vehicle compartment when the delivery platform 3 is raised to the height corresponding to the inner bottom surface of the vehicle compartment.

[0042] According to the need, the inner end face of the delivery platform 3 is a slope, and the corresponding side of the slope is located outside the lower side; the end face of the leveling plate 5 corresponding to the delivery platform 3 is a matching face matched with the inner end face of the delivery platform 3; the other end face of the leveling plate 5 is an upper and lower inclined slope; that is, when the top face of the delivery platform 3 rises to the same height as the top face of the leveling plate 5, the inner end face of the delivery platform 3 is attached to the corresponding end face of the leveling plate 5, which facilitates the smooth movement of the goods on the delivery platform 3 to the top face of the leveling plate 5, and then smoothly moves to the compartment through the slope of the other end face of the leveling plate 5.

[0043] In other embodiments, the extension 11 can also be provided with a limit pin structure, which limits and fixes the link assembly 2 contracted to the non-use state, preventing the link assembly 2 from deforming autonomously. According to the need, the limit pin structure can be a threaded stud vertically screwed to the extension 11, and the link assembly 2 has a matching hole matched with the threaded stud. According to the need, the limit pin structure can also be a buckle structure, and the link assembly 2 has a matching structure matched with the buckle structure.

[0044] The part not described in detail of the utility model is the prior art, and for those skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model, therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, and all changes falling within the meaning and scope of equivalent elements should be included in the utility model.

Claims

1. A built-in hydraulic delivery platform, characterized by , comprising: A fixed bottom plate (1) is installed at the position close to the tail end of the inner bottom surface of the carriage, and the top surface of the fixed bottom plate (1) is provided with an extension (11) extending upward; A connecting rod assembly (2) is arranged on the extension (11), and the connecting rod assembly (2) and the extension (11) form a parallelogram structure; one end of the connecting rod assembly (2) away from the extension (11) has a bent portion (21) biased toward the extension (11); A delivery platform (3) is hingedly connected to the outer end of the bent portion (21) at the inner end; A first hydraulic rod (4) is hingedly connected to the inner end of the bent portion (21) at one end and to the delivery platform (3) at the other end.

2. The built-in hydraulic delivery platform according to claim 1, characterized in that: The inner end of the delivery platform (3) is provided with a V-shaped ear plate (31), and the two ends of the opening of the V-shaped ear plate (31) are hingedly connected to the delivery platform (3) and the first hydraulic rod (4), respectively.

3. The built-in hydraulic delivery platform according to claim 1, wherein: The fixed bottom plate (1) and the connecting rod assembly (2) are spaced apart in the width direction of the carriage.

4. The built-in hydraulic delivery platform of claim 1, wherein: The position corresponding to the delivery platform (3) of the inner bottom surface of the carriage is provided with a leveling plate (5) to facilitate the delivery platform (3) to be raised to the height corresponding to the inner bottom surface of the carriage and connected to the inner bottom surface of the carriage through the leveling plate (5).

5. The built-in hydraulic delivery platform according to claim 4, characterized in that: The inner end surface of the delivery platform (3) is a slope, and the upper edge of the slope is located outside the lower edge.

6. The built-in hydraulic delivery platform according to claim 5, wherein: One end surface of the leveling plate (5) corresponding to the delivery platform (3) is a matching surface corresponding to the inner end surface of the delivery platform (3); the other end surface of the leveling plate (5) is an inclined slope.

7. The built-in hydraulic delivery platform of claim 1, wherein: The top of the extension (11) is an inclined structure, and the side corresponding to the head end of the carriage is higher than the side corresponding to the tail end of the carriage.

8. The built-in hydraulic delivery platform of claim 1, wherein: The connecting rod assembly (2) comprises: A first connecting rod (22) is hingedly connected to the side corresponding to the head end of the carriage at the top of the extension (11); A second connecting rod (23) is hingedly connected to the side corresponding to the tail end of the carriage at the top of the extension (11); A third connecting rod (24) is hingedly connected to the movable end of the first connecting rod (22) at one end, and the other end of the third connecting rod (24) is hingedly connected to the outer end of the second connecting rod (23), and the third connecting rod (24) has the bent portion (21) at one end corresponding to the second connecting rod (23); A second hydraulic rod (25) is used to drive the connecting rod assembly (2) to deform.

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