Heavy object lifting frame for automobile

Abstract

The utility model discloses a heavy object lifting frame for an automobile, and belongs to the technical field of automobile lifting frames. Comprising a vehicle rear box, and a rear guardrail is fixedly welded to the bottom of an opening of the vehicle rear box; the two connecting plates are fixedly welded to the bottom of the rear guardrail; one end of the rotating plate is rotationally connected between the connecting plates; the lifting mechanism is mounted on the rotating plate; the lifting plate and the lifting mechanism are installed on the lifting plate, the rotating plate rotates and is laid flat, heavy objects can slide to the lifting plate conveniently, then the lifting plate is lifted to the height of the vehicle rear box through the lifting mechanism, then the heavy objects can be pushed into the vehicle rear box conveniently, and finally after the heavy objects are loaded, the lifting mechanism is contracted, the lifting plate is close to the rotating plate, and a box door of the vehicle rear box is closed. And on the contrary, the lifting plate can be lifted, the heavy objects in the rear box can be straightened to the lifting plate, and then the lifting plate is lowered, so that the heavy objects can be conveniently unloaded.

Description

Technical Field

[0001] The present application relates to the technical field of automobile lifting frames, and more specifically, to a heavy object lifting frame for automobiles. Background Art

[0002] With the current use of cars, some heavy objects are often carried in the trunk of the car. However, there is a long distance between the trunk of the car and the ground. When carrying heavy objects, it is difficult to conveniently load the objects into the trunk of the car.

[0003] The document with prior art publication number CN219950368U provides a heavy object lifting frame for automobile, including a main frame and a sub-frame, the main frame is connected with a fixed pipe, the main frame is rotatably connected with a first connecting beam and a second connecting beam, the free ends of the first connecting beam and the second connecting beam are rotatably connected with the sub-frame, the main frame is connected with a reduction motor, the output shaft of the reduction motor is connected with a rotating shaft, the rotating shaft is connected with a steel rope, the steel rope is connected with the sub-frame, the sub-frame is connected with a supporting beam cross brace, and the supporting beam cross brace is connected with the supporting beam.

[0004] Although the above-mentioned prior art solutions can achieve the relevant beneficial effects through the structure of the prior art, they still have the following defects:

[0005] After the sub-frame is raised and fitted onto the main frame, the heavy objects are blocked by the main frame and the sub-frame and still cannot be pushed into the car. They can only be hung at the rear of the car. There is a risk of the heavy objects falling when the car is bumpy while driving.

[0006] Regarding the above-mentioned related technologies, the inventor believes that after the sub-frame is raised and attached to the main frame, the heavy objects are blocked by the main frame and the sub-frame and still cannot be pushed into the car. They can only be hung at the rear of the car. There is a risk of heavy objects falling when the car is bumpy while driving.

[0007] In view of this, we propose a heavy object lifting frame for automobile. Utility Model Content

[0008] 1. Technical issues to be solved

[0009] The purpose of the present application is to provide a heavy object lifting frame for automobiles, which solves the technical problem in the above-mentioned background technology that after the auxiliary frame is lifted and attached to the main frame, the heavy object is blocked by the main frame and the auxiliary frame and still cannot be pushed into the car, and can only be hung at the rear of the car, and there is a risk of the heavy object falling when the car is bumpy during driving, thereby achieving a technical effect.

[0010] 2. Technical solution

[0011] The technical solution of the present application provides a heavy object lifting frame for a car, comprising:

[0012] A rear box, wherein a rear guardrail is fixedly welded to the bottom of the opening of the rear box;

[0013] Connecting plates: two connecting plates are fixedly welded to the bottom of the rear guardrail;

[0014] A rotating plate, wherein the connecting plate is rotatably connected to one end of the rotating plate;

[0015] A lifting mechanism, wherein the rotating plate is provided with a lifting mechanism;

[0016] A lifting plate is installed on the lifting mechanism.

[0017] Through the above scheme, the rotating plate is rotated and laid flat, which is convenient for sliding the heavy objects onto the lifting plate, and then the lifting plate is lifted to the height of the trunk through the lifting mechanism, and then the heavy objects are pushed into the trunk. Finally, after the heavy objects are loaded, the lifting mechanism is retracted, and the lifting plate is moved close to the rotating plate, the door of the trunk is closed, and the rotating plate is rotated close to the rear guardrail and fixed to complete the loading of the heavy objects. Conversely, the lifting plate can also be raised, the heavy objects in the trunk are pulled straight to the lifting plate, and then the lifting plate is lowered to facilitate unloading of the heavy objects.

[0018] Optionally, a U-shaped seat is fixedly installed at one end of the rotating plate away from the connecting plate, and a support leg is rotatably installed in the U-shaped seat through a pin shaft, and binding ropes are fixedly installed on both sides of the rotating plate.

[0019] Optionally, the lifting mechanism includes a fixed plate, two fixed plates are fixedly provided on both sides of the rotating plate, a screw is rotatably sleeved between the fixed plates on the sides of the rotating plate, an operating rod is rotatably sleeved between the fixed plates at the ends of the rotating plate, a meshing bevel gear is sleeved between the operating rod and the screw, a pair of sliders are threadedly sleeved at both ends of the screw, each pair of sliders is provided with multiple pairs of long connecting rods, the middle parts of each pair of the long connecting rods are hinged to each other, and the ends of two adjacent pairs of the long connecting rods are hinged to each other, the ends of the long connecting rods at the ends of one pair are hinged to the sliders, and the long connecting rods at the ends of the other pair are hinged to short connecting rods, and the two short connecting rods are hinged to the bottom of the side wall of the lifting plate, the length of the long connecting rod is twice that of the short connecting rod, and a double-start thread is provided on the screw at each pair of the sliders, and one end of the operating rod passes through the fixed plate and is fixedly mounted with a hand wheel.

[0020] Through the above scheme, the hand wheel drives the operating rod to rotate, the operating rod drives the screw to rotate through the bevel gear, and the screw drives the sliders to move closer or farther away from each other through the double-headed thread, thereby changing the angle of the long connecting rod, realizing the lifting and lowering of the lifting plate, which is convenient for lifting or lowering heavy objects.

[0021] Optionally, the lifting plate includes a plate body, a short connecting rod is hinged at the bottom of the side of the plate body, a storage cavity is opened in the plate body, a slide plate is slidably engaged in the storage cavity, connecting ears are fixedly installed on both sides of the open end of the storage cavity, a sliding groove is opened between the inner wall of the connecting ear and the side wall of the storage cavity, a sliding shaft is fixedly installed on the side wall of the slide plate away from the storage cavity, and the sliding shaft is slidably engaged in the sliding groove.

[0022] Through the above scheme, the skateboard can slide along the storage cavity. When the plate body is lowered and close to the rotating plate, the skateboard is pulled out so that the sliding shaft slides to the end of the slide groove at the connecting ear. At this time, the skateboard can be rotated through the sliding shaft, so that the skateboard is tilted between the ground and the plate body, so as to facilitate pushing heavy objects from the ground to the plate body, and then the skateboard is slid into the storage cavity, the plate body rises to the height of the trunk, and then the heavy objects are pushed into the trunk to achieve the loading of heavy objects.

[0023] 3. Beneficial effects

[0024] One or more technical solutions provided in the technical solution of this application have at least the following technical effects or advantages:

[0025] The lifting plate can be raised to the height of the trunk, and the heavy objects in the trunk can be straightened by pulling the lifting plate, and then the lifting plate can be lowered, which is convenient for unloading heavy objects and convenient for loading and unloading heavy objects between the trunk of the car and the ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a structural schematic diagram of a heavy object lifting frame for a vehicle disclosed in a preferred embodiment of the present application;

[0027] Figure 2 A preferred embodiment of the present application is disclosed Figure 1 The enlarged structural diagram at A in the middle;

[0028] Figure 3 A preferred embodiment of the present application is disclosed Figure 1 The enlarged structural diagram at B in the middle;

[0029] Figure 4 This is a schematic diagram of the structure of the slide plate when it is pulled out, disclosed in a preferred embodiment of the present application;

[0030] Explanation of the numbers in the figure: 1. rear box; 2. rear guardrail; 3. connecting plate; 4. rotating plate; 5. lifting plate; 51. plate body; 52. storage cavity; 53. slide plate; 54. connecting ear; 55. slide groove; 56. sliding shaft; 6. lifting mechanism; 61. fixed plate; 62. screw rod; 63. slider; 64. long connecting rod; 65. short connecting rod; 66. operating rod; 67. hand wheel; 7. supporting leg; 8. binding rope DETAILED DESCRIPTION

[0031] The present application is further described in detail below in conjunction with the accompanying drawings.

[0032] Reference Figure 1 and Figure 2 The embodiment of the present application provides a heavy object lifting rack for automobile, comprising: a trunk 1, a rear guardrail 2 is fixedly welded at the opening bottom of the trunk 1; a connecting plate 3, two connecting plates 3 are fixedly welded at the bottom of the rear guardrail 2; a rotating plate 4, one end of the rotating plate 4 is rotatably connected between the connecting plates 3; a lifting mechanism 6, a lifting mechanism 6 is installed on the rotating plate 4; a lifting plate 5, a lifting plate 5 is installed on the lifting mechanism 6, the rotating plate 4 is rotated and laid flat, so that the heavy object can be slid onto the lifting plate 5, and then the lifting plate 5 is raised to the height of the trunk 1 through the lifting mechanism 6, and then the heavy object can be pushed into the trunk 1. Finally, after the heavy object is loaded, the lifting mechanism 6 is retracted, and the lifting plate 5 is brought close to the rotating plate 4, the box door of the trunk 1 is closed, and the rotating plate 4 is rotated and fixed close to the rear guardrail 2 to complete the loading of the heavy object. Conversely, the lifting plate 5 can be raised, the heavy object in the trunk 1 can be straightened to lift the lifting plate 5, and then the lifting plate 5 can be lowered to facilitate the unloading of the heavy object.

[0033] Reference Figure 1 A U-shaped seat is fixedly installed at one end of the rotating plate 4 away from the connecting plate 3, and a supporting leg 7 is rotatably installed in the U-shaped seat through a pin shaft. Binding ropes 8 are fixedly installed on both sides of the rotating plate 4. The rotatable design of the supporting leg 7 makes it easy to rotate and unfold the supporting leg 7 when in use, so as to facilitate supporting the rotating plate 4. After folding, it is convenient for the device to fit the rear guardrail 2 and then be fixed by the binding ropes 8.

[0034] Reference Figure 1 and Figure 2The lifting mechanism 6 includes a fixed plate 61, two fixed plates 61 are fixedly provided on both sides of the rotating plate 4, a screw 62 is rotatably sleeved between the fixed plates 61 on the side of the rotating plate 4, an operating rod 66 is rotatably sleeved between the fixed plates 61 at the end of the rotating plate 4, a meshing bevel gear is sleeved between the operating rod 66 and the screw 62, a pair of sliders 63 are threadedly sleeved at both ends of the screw 62, and each pair of sliders 63 is provided with multiple pairs of long connecting rods 64, the middle part of each pair of long connecting rods 64 is hinged to each other, and the ends of two adjacent pairs of long connecting rods 64 are hinged to each other, and the end of a pair of end long connecting rods 64 is hinged to the slider 63, and the other A short connecting rod 65 is hinged to the long connecting rod 64 at the end, and the two short connecting rods 65 are hinged to the bottom of the side wall of the lifting plate 5. The length of the long connecting rod 64 is twice that of the short connecting rod 65. A double-headed thread is provided on the screw rod 62 at each pair of sliders 63. One end of the operating rod 66 passes through the fixed plate 61 and is fixedly installed with a hand wheel 67. The operating rod 66 is driven to rotate by the hand wheel 67. The operating rod 66 drives the screw rod 62 to rotate through the bevel gear. The screw 62 drives the sliders 63 to move closer or farther from each other through the double-headed thread, thereby changing the angle of the long connecting rod 64, realizing the lifting and lowering of the lifting plate 5, which is convenient for lifting or lowering heavy objects.

[0035] Reference Figure 1 , Figure 3 and Figure 4 The lifting plate 5 includes a plate body 51, a short connecting rod 65 is hinged at the bottom of the side of the plate body 51, a storage cavity 52 is opened in the plate body 51, a slide plate 53 is slidably engaged in the storage cavity 52, connecting ears 54 are fixedly installed on both sides of the open end of the storage cavity 52, and a slide groove 55 is opened between the inner wall of the connecting ear 54 and the side wall of the storage cavity 52. ​​A sliding shaft 56 is fixedly installed on the side wall of the slide plate 53 away from the storage cavity 52, and the sliding shaft 56 is slidably engaged in the slide groove 55, and the slide plate 53 can be moved along the storage cavity 52. 2 slides, when the plate body 51 is lowered and close to the rotating plate 4, the slide plate 53 is pulled out, so that the sliding shaft 56 slides to the end of the sliding groove 55 at the connecting ear 54, and the slide plate 53 can be rotated by the sliding shaft 56, so that the slide plate 53 is tilted between the ground and the plate body 51, so as to facilitate pushing the heavy object from the ground to the plate body 51, and then the slide plate 53 is slid into the storage cavity 52, the plate body 51 rises to the height of the trunk 1, and then the heavy object is pushed into the trunk 1 to realize the loading of the heavy object.

[0036] Working principle: Rotate the rotating plate 4 and lay it flat, and release the supporting leg 7 to support it on the ground, pull out the slide plate 53, so that the sliding shaft 56 slides to the end of the slide groove 55 at the connecting ear 54, and the slide plate 53 can be rotated through the sliding shaft 56, so that the slide plate 53 is tilted between the ground and the plate body 51, so that it is convenient to push the heavy object from the ground to the plate body 51, and then push the slide plate 53 into the storage cavity 52, at this time, the hand wheel 67 drives the operating rod 66 to rotate, and the operating rod 66 drives the screw 62 to rotate through the bevel gear, and the screw 62 is driven by the double-headed The threads drive the sliders 63 to move closer to or away from each other, thereby changing the angle of the long connecting rod 64, realizing the lifting and lowering of the plate body 51, thereby lifting the plate body 51 to the height of the trunk 1, and then pushing the heavy objects into the trunk 1 to realize the loading of the heavy objects. Conversely, the lifting plate 5 can also be raised, the heavy objects in the trunk 1 can be straightened to lift the lifting plate 5, and then the lifting plate 5 can be lowered to facilitate the unloading of the heavy objects. After use, the lifting plate 5 is moved close to the rotating plate 4, the door of the trunk 1 is closed, and the rotating plate 4 is rotated close to the rear guardrail 2 and is fastened and fixed by the binding rope 8, which is convenient to use.

Claims

1. A heavy object lifting frame for automobile, characterized in that: Include: A vehicle trunk (1), wherein a rear guardrail (2) is fixedly welded to the bottom of the opening of the vehicle trunk (1); A connecting plate (3), two connecting plates (3) are fixedly welded to the bottom of the rear guardrail (2); A rotating plate (4), wherein the connecting plate (3) is rotatably connected to one end of the rotating plate (4); A lifting mechanism (6), wherein the rotating plate (4) is provided with a lifting mechanism (6); A lifting plate (5), wherein the lifting plate (5) is installed on the lifting mechanism (6).

2. The heavy object lifting frame for automobile according to claim 1, characterized in that: A U-shaped seat is fixedly installed at one end of the rotating plate (4) away from the connecting plate (3), and a support leg (7) is rotatably installed in the U-shaped seat via a pin shaft. Binding ropes (8) are fixedly installed on both sides of the rotating plate (4).

3. The heavy object lifting stand for automobile according to claim 1, characterized in that: The lifting mechanism (6) comprises a fixed plate (61), two fixed plates (61) are fixedly provided on both sides of the rotating plate (4), a screw rod (62) is rotatably sleeved between the fixed plates (61) at the side of the rotating plate (4), an operating rod (66) is rotatably sleeved between the fixed plates (61) at the end of the rotating plate (4), a meshing bevel gear is sleeved between the operating rod (66) and the screw rod (62), and both ends of the screw rod (62) are screwed. A pair of sliders (63) are sleeved with a groove, and each pair of the sliders (63) is provided with a plurality of pairs of long connecting rods (64), the middle parts of each pair of the long connecting rods (64) are hinged to each other, and the ends of two adjacent pairs of the long connecting rods (64) are hinged to each other, the ends of one pair of the long connecting rods (64) are hinged to the sliders (63), and the ends of the other pair of the long connecting rods (64) are hinged to short connecting rods (65), and the two short connecting rods (65) are hinged to the bottom of the side wall of the lifting plate (5).

4. The heavy object lifting frame for automobile according to claim 3, characterized in that: The length of the long connecting rod (64) is twice that of the short connecting rod (65), and a double-start thread is provided on the screw rod (62) at each pair of the sliders (63). One end of the operating rod (66) passes through the fixed plate (61) and is fixedly mounted with a hand wheel (67).

5. The heavy object lifting frame for automobile according to claim 3, characterized in that: The lifting plate (5) comprises a plate body (51), a short connecting rod (65) is hinged at the bottom of the side of the plate body (51), a storage cavity (52) is opened in the plate body (51), a slide plate (53) is slidably engaged in the storage cavity (52), connecting ears (54) are fixedly installed on both sides of the opening end of the storage cavity (52), a sliding groove (55) is opened between the inner wall of the connecting ear (54) and the side wall of the storage cavity (52), and a sliding shaft (56) is fixedly installed on the side wall of the slide plate (53) away from the storage cavity (52), and the sliding shaft (56) is slidably engaged in the sliding groove (55).

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