Unloading platform for express sorting

Abstract

The utility model discloses an unloading platform for express sorting. The unloading platform comprises a chassis, a height adjusting mechanism and a slope angle driven mechanism, a height adjusting platform is arranged on the upper side of the chassis; the height adjusting mechanism comprises bottom rotating rods, connecting rod frames, rotating grooves, worms and worm wheels, the connecting rod frames are rotationally connected between the front inner wall and the rear inner wall of the chassis in a bilateral symmetry mode, the bottom rotating rods are fixedly connected to the lower sides between the front inner wall and the rear inner wall of the two connecting rod frames respectively, and the worm wheels are fixedly connected to the middles of the outer arc faces of the two bottom rotating rods respectively; the upper ends of the two connecting rod frames are rotationally connected with the lower end of a height adjusting platform, rotating grooves are formed in the middle of the upper surface of the chassis in a bilateral symmetry mode, worms are rotationally connected into the two rotating grooves correspondingly, and the two worms are connected with worm wheels located on the same side in a meshed mode correspondingly. And the stability effect is relatively strong when the platform is supported or the height is adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of logistics transportation, specifically to an unloading platform for express sorting. BACKGROUND

[0002] Logistics is composed of commodity transportation, service, distribution, warehousing, packaging, handling and unloading, circulation processing, and related logistics information, etc. After the logistics transport truck arrives at the designated location, unloading operation is needed, and unloading platform is needed to assist in operation.

[0003] In the prior art, the patent with the application number CN202023140156.X discloses an unloading platform device convenient for unloading, which comprises a base and a support plate, the base and the bottom of the support plate are fixedly connected through a hydraulic cylinder, the top of the base is fixedly connected with a plurality of support rods arranged symmetrically, the top of the support rod is slidably sleeved with a sliding sleeve, the top of the sliding sleeve is fixedly connected with the support plate, one end of the support plate is rotatably connected with a guide plate through a rotating shaft, the bottom of the guide plate and the support plate is fixedly connected with a fixed block, and the two fixed blocks are connected through a basket screw;

[0004] The above device has some problems in actual operation, for example, the hydraulic cylinder needs to be manually adjusted and locked after completing height adjustment, improper locking may cause the subsequent support platform to shake, the operation is complicated, the locking block support position is single, and the platform corners have no good support structure, which causes poor support stability. Therefore, we propose an unloading platform for express sorting. UTILITY MODEL CONTENTS

[0005] The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide an unloading platform for express sorting, which has strong stability effect when supporting or adjusting height, and can effectively solve the problems in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an unloading platform for express sorting, comprising a chassis, a height adjusting mechanism and a slope angle driven mechanism.

[0007] Chassis: the upper side is provided with a height adjusting platform;

[0008] The height adjusting mechanism comprises a bottom rotating rod, a connecting rod frame, a rotating groove, a worm and a worm wheel, the connecting rod frame is symmetrically and rotationally connected between the front and rear inner walls of the bottom plate, the lower sides between the front and rear inner walls of the two connecting rod frames are fixedly connected with the bottom rotating rods, the outer arc surfaces of the two bottom rotating rods are fixedly connected with the worm wheels, the upper ends of the two connecting rod frames are rotationally connected with the lower end of a height adjusting platform, the middle part of the upper surface of the bottom plate is symmetrically provided with the rotating grooves, the inner parts of the two rotating grooves are rotationally connected with the worms, the two worms are fixedly connected with the worm wheels on the same side, and the two worms are fixedly connected.

[0009] The slope angle driven mechanism is arranged in the inner part of the left connecting rod frame, and the stability effect of the platform is relatively strong when supporting or adjusting the height.

[0010] Further, the front side of the bottom plate is provided with a control switch, the input end of the control switch is electrically connected with an external power supply, and the control switch controls the normal operation of the motor.

[0011] Further, the left side of the bottom plate is fixedly connected with a motor, the output shaft of the motor is fixedly connected with the left end of the worm on the left side, the input end of the motor is electrically connected with the output end of the control switch, and the motor provides power for height adjustment.

[0012] Further, the slope angle driven mechanism comprises an upper rotating rod, a top rod, a fixing seat and a slope plate, the slope plate is rotationally connected between the front and rear inner walls of the height adjusting platform on the right side through a rotating shaft, the lower surface of the slope plate is fixedly connected with the fixing seat on the left side, the inner part of the fixing seat is rotationally connected with the top rod, the left end of the top rod is rotationally connected with the upper rotating rod, and the upper rotating rod is fixedly connected with the inner part of the connecting rod frame on the right side, so that the slope angle adjusting function is realized.

[0013] Further, the slope angle driven mechanism further comprises a protruding block, a rotating mounting frame and a ground wheel, the protruding block is fixedly connected with the lower surface of the slope plate on the right side, the middle part of the protruding block is rotationally connected with the rotating mounting frame, the lower surface of the rotating mounting frame is symmetrically provided with the ground wheels, and the slope plate realizes the function of real-time grounding.

[0014] Further, the upper surface of the bottom plate is symmetrically fixedly connected with the guardrails, the upper surface of the slope plate is provided with uniformly distributed anti-skid protrusions, and subsequent logistics sorting operations are facilitated.

[0015] Further, the upper surface of the height adjusting platform is fixedly connected with the equipment mounting frame, and the function of installing the sorting equipment is realized.

[0016] Compared with the prior art, the express sorting unloading platform has the following advantages:

[0017] The structure utilizes the parallelogram transmission structure and the worm and gear self-locking structure to adjust the height of the four-corner top high-low adjusting platform, and the worm and gear is used to provide power for the height adjustment, so that the supporting effect is good, the height adjustment process is stable, the operation is simple, and the platform is stable whether in supporting or height adjustment. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a bottom view and sectional view structural schematic diagram of the utility model;

[0020] Figure 3 It is a connecting rod frame structural schematic diagram of the utility model;

[0021] Figure 4 It is a partial enlarged structural schematic diagram of the utility model.

[0022] In the figure: 1 base plate, 2 height adjusting mechanism, 21 bottom rotating rod, 22 connecting rod frame, 23 rotating groove, 24 worm, 25 worm gear, 3 high-low adjusting platform, 4 slope angle driven mechanism, 41 upper rotating rod, 42 top rod, 43 fixed seat, 44 slope plate, 45 protruding block, 46 rotating installation frame, 47 grounding wheel, 5 control switch, 6 motor, 7 protective fence, 8 equipment installation frame. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Please refer to Figures 1-3 The embodiment provides a technical scheme: a delivery sorting unloading platform, which comprises a base plate 1, a height adjusting mechanism 2 and a slope angle driven mechanism 4.

[0025] The base plate 1 is provided with a high-low adjusting platform 3 on the upper side, the front side of the base plate 1 is provided with a control switch 5, the input end of the control switch 5 is electrically connected with an external power supply, and the upper surface of the high-low adjusting platform 3 is fixedly connected with an equipment installation frame 8 in the middle part.

[0026] The height adjusting mechanism 2 comprises bottom rotating rods 21, connecting rod frames 22, rotating grooves 23, worms 24 and worm wheels 25, the connecting rod frames 22 are symmetrically and rotatably connected between the front and rear inner walls of the bottom disc 1, the bottom rotating rods 21 are fixedly connected to the lower sides between the front and rear inner walls of the two connecting rod frames 22 respectively, the worm wheels 25 are fixedly connected to the outer arc surfaces of the two bottom rotating rods 21 respectively, the upper ends of the two connecting rod frames 22 are rotatably connected to the lower end of one height adjusting platform 3, the rotating grooves 23 are symmetrically formed in the middle of the upper surface of the bottom disc 1, the worms 24 are rotatably connected into the two rotating grooves 23 respectively, the two worms 24 are rotatably connected with the worm wheels 25 on the same side respectively, the two worms 24 are fixedly connected, the motor 6 is fixedly connected to the left side of the bottom disc 1, the output shaft of the motor 6 is fixedly connected with the left end of the worm 24 on the left side, the input end of the motor 6 is electrically connected with the output end of the control switch 5, when the unloading platform is needed, the unloading platform can be placed on the designated station, then the control switch 5 can be controlled, the motor 6 is operated, the output shaft of the motor 6 is positively and reversely rotated, then the two worms 24 are positively and reversely rotated at the same time, then the two worm wheels 25 are positively and reversely rotated at the same time, then the two bottom rotating rods 21 are positively and reversely rotated at the same time, then the connecting rod frames 22 are rotated around the central axes of the bottom rotating rods 21 at the lower sides as the centers respectively, the height adjusting platform 3 is lifted in the parallelogram structure, then the height adjusting platform 3 is lifted from the upper side, the height adjusting platform 3 is lifted or lowered, the height of the height adjusting platform 3 is adjusted to be equal to the height of the container of the express freight vehicle;

[0027] The slope angle driven mechanism 4 is arranged in the inside of the connecting rod frame 22 on the right side, and comprises an upper side rotating rod 41, a top rod 42, a fixed seat 43 and a slope plate 44, the slope plate 44 is rotatably connected between the front and back inner walls of the height adjusting platform 3 on the right side through a rotating shaft, the lower surface of the slope plate 44 is fixedly connected with the fixed seat 43 on the left side, the inside of the fixed seat 43 is rotatably connected with the top rod 42, the left end of the top rod 42 is rotatably connected with the upper side rotating rod 41, the upper side rotating rod 41 is fixedly connected with the inside of the connecting rod frame 22 on the right side, the slope angle driven mechanism 4 further comprises a protruding block 45, a rotating installation frame 46 and a ground wheel 47, the protruding block 45 is fixedly connected with the lower surface of the slope plate 44 on the right side, the middle part of the protruding block 45 is rotatably connected with the rotating installation frame 46, the lower surface of the rotating installation frame 46 is symmetrically provided with the ground wheel 47, the upper surface of the chassis 1 is fixedly connected with the guardrail 7 symmetrically, the upper surface of the slope plate 44 is provided with evenly distributed anti-skid protrusions, during the lifting or lowering of the height adjusting platform 3, the fixed seat 43 is pulled or lifted by the top rod 42, and then the slope plate 44 is driven to change the angle with the center axis of the rotating shaft as the center, and the inclination angle of the slope plate 44 is adjusted, during the inclination angle adjustment of the slope plate 44, the ground wheel 47 is in real time contact with the ground, and the supporting function is realized, after the adjustment is completed, the height of the height adjusting platform 3 is consistent with the container height of the express truck, at this moment, the sorting and conveying equipment can be installed on the equipment mounting frame 8 on the height adjusting platform 3, and then the express sorting operation is carried out.

[0028] The working principle of the unloading platform for express sorting provided by the utility model is as follows: when the unloading platform needs to be used, the unloading platform can be placed on the specified station, then the control switch 5 can be controlled and regulated, the motor 6 is operated, the output shaft of the motor 6 is positively or reversely rotated, then the two worms 24 are positively or reversely rotated at the same time, then the two worm gears 25 are positively or reversely rotated at the same time, then the two bottom rotating rods 21 are positively or reversely rotated at the same time, then the connecting rod frames 22 are rotated respectively with the center axis of the bottom rotating rod 21 on the lower side as the center, the height adjusting platform 3 is lifted with the parallelogram structure, then the height adjusting platform 3 is lifted from the upper side, the height adjusting platform 3 is lifted or lowered, the height of the height adjusting platform 3 is adjusted to be equal to the container height of the express truck, during the lifting or lowering of the height adjusting platform 3, the fixed seat 43 is pulled or lifted by the top rod 42, then the slope plate 44 is driven to change the angle with the center axis of the rotating shaft as the center, the inclination angle of the slope plate 44 is adjusted, during the inclination angle adjustment of the slope plate 44, the ground wheel 47 is in real time contact with the ground, and the supporting function is realized, after the adjustment is completed, the height of the height adjusting platform 3 is consistent with the container height of the express truck, at this moment, the sorting and conveying equipment can be installed on the equipment mounting frame 8 on the height adjusting platform 3, and then the express sorting operation is carried out.

[0029] It is worth noting that the motor 6 disclosed in the above embodiment can be freely configured according to the actual application scene, and the motor 6 selects a YD140S130-5 type large torque direct drive speed reduction motor, and the control button corresponding to the motor 6 and used for controlling the switch of the motor 6 is arranged on the control switch 5.

[0030] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A sorting and unloading platform for express delivery, characterized in that: It includes a chassis (1), a height adjustment mechanism (2), and a slope angle driven mechanism (4); Chassis (1): It is equipped with a height adjustment platform (3) on its upper side; Height adjustment mechanism (2): It includes a bottom rotating rod (21), a connecting rod frame (22), a rotating groove (23), a worm (24) and a worm wheel (25). The connecting rod frame (22) is symmetrically rotatably connected between the front and rear inner walls of the chassis (1). The bottom rotating rod (21) is fixedly connected to the lower side of the front and rear inner walls of the two connecting rod frames (22). The worm wheel (25) is fixedly connected to the middle part of the outer arc surface of the two bottom rotating rods (21). The upper end of the two connecting rod frames (22) is rotatably connected to the lower end of a height adjustment platform (3). The middle part of the upper surface of the chassis (1) is symmetrically provided with rotating grooves (23). The worm (24) is rotatably connected to the inside of the two rotating grooves (23). The two worms (24) are meshed with the worm wheel (25) located on the same side. The two worms (24) are fixedly connected. Slope angle driven mechanism (4): It is located inside the linkage (22) on the right side.

2. The unloading platform for express sorting according to claim 1, characterized in that: A control switch (5) is provided on the front side of the chassis (1), and the input end of the control switch (5) is electrically connected to an external power source.

3. The express sorting and unloading platform according to claim 2, characterized in that: A motor (6) is fixedly connected to the left side of the chassis (1). The output shaft of the motor (6) is fixedly connected to the left end of the worm (24) on the left side. The input end of the motor (6) is electrically connected to the output end of the control switch (5).

4. The unloading platform for express sorting according to claim 1, characterized in that: The slope angle driven mechanism (4) includes an upper rotating rod (41), a top rod (42), a fixed seat (43), and a slope plate (44). The slope plate (44) is rotatably connected to the right side between the front and rear inner walls of the height adjustment platform (3) via a rotating shaft. The fixed seat (43) is fixedly connected to the left side of the lower surface of the slope plate (44). The top rod (42) is rotatably connected inside the fixed seat (43). The upper rotating rod (41) is rotatably connected to the left end of the top rod (42). The upper rotating rod (41) is fixedly connected to the inside of the connecting rod frame (22) on the right side.

5. The unloading platform for express sorting according to claim 4, characterized in that: The slope angle driven mechanism (4) also includes a protrusion (45), a rotating mounting bracket (46), and a grounding wheel (47). The protrusion (45) is fixedly connected to the right side of the lower surface of the slope plate (44). The rotating mounting bracket (46) is rotatably connected to the middle of the protrusion (45). The grounding wheel (47) is symmetrically arranged on the lower surface of the rotating mounting bracket (46).

6. The unloading platform for express sorting according to claim 4, characterized in that: The upper surface of the chassis (1) is symmetrically fixed with guardrails (7), and the upper surface of the slope plate (44) is provided with uniformly distributed anti-slip protrusions.

7. The unloading platform for express sorting according to claim 1, characterized in that: An equipment mounting bracket (8) is fixedly connected to the middle of the upper surface of the height adjustment platform (3).

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