CN111152707A

CN111152707A - Anti-backward-turning type grain loading and unloading vehicle

Info

Publication number: CN111152707A
Application number: CN201811324514.7A
Authority: CN
Inventors: 朱保梅
Original assignee: Yizheng Zhn Chn Machinery Co ltd
Current assignee: Yizheng Zhn Chn Machinery Co ltd
Priority date: 2018-11-08
Filing date: 2018-11-08
Publication date: 2020-05-15

Abstract

The invention discloses a backward-turning prevention type grain loading and unloading vehicle which comprises a vehicle head, wherein a vehicle body is fixedly connected to one side of the vehicle head, a first telescopic rod is fixedly connected to one side, close to the vehicle head, of the top end of the vehicle body, the top of the vehicle body is rotatably connected with a carriage, one side, far away from the vehicle body, of the first telescopic rod is fixedly connected with the carriage, a vehicle door is arranged on the side wall, far away from the vehicle head, of the carriage, a shell is welded to the top of the side wall of the vehicle body, a supporting rod is arranged inside the shell, one side, close to the vehicle door, of the supporting rod is rotatably connected with the shell, a second telescopic rod is. According to the invention, the supporting rod is rotated, the second telescopic rod is started, so that the supporting base is contacted with the bottom surface, and the whole loading and unloading vehicle is more stable when the carriage turns backwards in the grain unloading process, thereby avoiding accidents and reducing economic loss.

Description

Anti-backward-turning type grain loading and unloading vehicle

Technical Field

The invention relates to the field of grain transportation, in particular to a back-turning prevention type grain loading and unloading vehicle.

Background

The loading and unloading vehicle is a vehicle which automatically unloads cargos by hydraulic or mechanical lifting, and is also called a dump truck. The carriage of the loading and unloading vehicle is divided into backward tipping and lateral tipping, the piston rod is controlled to move through the control system, backward tipping is common, and the piston rod is pushed to tip the carriage.

China is a large food and food consumption country, billions of tons of food are required to be transported to all parts of the country every year, due to huge demand, the loading and unloading vehicles are usually in full-load transportation, after the food and the goods arrive at a destination, when the back-turning type food loading and unloading vehicles turn over and unload the food, the whole gravity center of the vehicles moves backwards due to continuous rising of carriages, the vehicles are very easy to turn over backwards, safety accidents are caused, and property loss is caused.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a back-tipping prevention type grain loading and unloading vehicle.

In order to achieve the purpose, the invention adopts the following technical scheme: a backward-turning prevention type grain loading and unloading vehicle comprises a vehicle head, wherein a vehicle body is fixedly connected to one side of the vehicle head, a carriage is rotatably connected to one side of the vehicle body, which is far away from the vehicle head, a first telescopic rod is connected to one end, which is close to the vehicle head, of the bottom of the carriage, the end, which is far away from the vehicle body, of the carriage is rotatably connected with the vehicle body through the first telescopic rod, a vehicle door is arranged on the side wall, which is far away from the vehicle head, of the carriage, a shell is welded to the top of the side wall of the vehicle body, a supporting rod is arranged inside the shell, one side, which is close to the vehicle door, of the supporting rod is rotatably connected with the shell through a rotating shaft, a second telescopic rod is fixedly connected to one side, which is close to the vehicle head, and a limiting device is arranged at the top of the inner wall of one side of the shell, which is close to the car door.

As a further description of the above technical solution:

the quantity of casing is two, sets up respectively in the both sides of automobile body.

As a further description of the above technical solution:

a through hole is formed in the bottom of the center of the shell and is matched with the second telescopic rod.

As a further description of the above technical solution:

the limiting device is composed of a limiting block and a spring, and the limiting block is connected with the top of the inner wall of the shell through the spring.

As a further description of the above technical solution:

the inner side surface of the limiting block is arc-shaped.

As a further description of the above technical solution:

circular grooves are formed in the shell and the supporting rods and are matched with the limiting blocks.

The invention has the following beneficial effects: this prevent turning over formula grain loading and unloading car backward, through opening the sleeve, the pulling bracing piece, the bracing piece uses the pivot to rotate as the center, when the bracing piece rotated the opposite side of casing, through the cooperation of stopper and the circular slot on the bracing piece, fix the bracing piece in the casing, start the second telescopic link, make and support base and ground contact, unloading the grain in-process, start first telescopic link, first telescopic link drives the carriage and overturns backward, through the cooperation between loading and unloading car itself and the bracing piece, make the lifting surface increase of whole loading and unloading car, the focus of atress is at the central part of stress surface, whole loading and unloading car is more firm, whole automobile body when unloading the grain has been avoided turning over backward, economic loss has been reduced.

Drawings

FIG. 1 is a schematic view of a rear-tipping prevention grain loading and unloading vehicle according to the present invention in a non-operating state;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a side view of the vehicle body of FIG. 1;

fig. 4 is a schematic view of the grain unloading state of the anti-tip-back grain loading and unloading vehicle provided by the invention.

Illustration of the drawings:

1 locomotive, 2 automobile bodies, 3 carriages, 4 doors, 5 first telescopic links, 6 casings, 7 bracing pieces, 8 rotating shafts, 9 second telescopic links, 10 support bases, 11 sleeves, 12 placing cavities, 13 limiting devices, 14 limiting blocks and 15 springs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, one embodiment of the present invention is provided: a backward-turning prevention type grain loading and unloading vehicle comprises a vehicle head 1, wherein a vehicle body 2 is fixedly connected to one side of the vehicle head 1, a carriage 3 is rotatably connected to one side of the vehicle body 2, which is far away from the vehicle head 1, a first telescopic rod 5 is connected to one end, which is close to the vehicle head 1, of the bottom of the carriage 3, one end of the first telescopic rod 5, which is far away from the vehicle body 2, is rotatably connected to the carriage 3, a vehicle door 4 is arranged on the side wall, which is far away from the vehicle head 1, of the carriage 3, a shell 6 is welded to the top of the side wall of the vehicle body 2, a supporting rod 7 is arranged inside the shell 6, one side, which is close to the vehicle door 4, of the supporting rod 7 is rotatably connected to the shell 6 through a rotating shaft 8, a second telescopic rod 9 is fixedly connected to one side, which is close to the vehicle head 1, one side of the shell 6 close to the second telescopic rod 9 is hinged to a sleeve 11, and the top of the inner wall of one side of the shell 6 close to the vehicle door 4 is provided with a limiting device 13.

The quantity of casing 6 is two, set up the both sides at automobile body 2 respectively, when using, can reach the state of relative balance, the through-hole has been seted up to the center bottom of casing 6, and through-hole and the adaptation of second telescopic link 9 looks, stop device 13 comprises stopper 14 and spring 15, stopper 14 is connected with the inner wall top of casing 6 through spring 15, when rotating bracing piece 7 behind the car, can be fixed bracing piece 7 through stop device 13, stopper 14's medial surface is the arc, make things convenient for bracing piece 7 to extrude stopper 14, casing 6 and bracing piece 7 are last all seted up the circular slot, and circular slot and stopper 14 looks adaptation, when rotating bracing piece 7, can mutually support and fix bracing piece 7 in casing 6.

The working principle is as follows: this prevent formula grain loading and unloading car that turns over backward when unloading grain, open sleeve 11, stimulate bracing piece 7, bracing piece 7 uses pivot 8 to rotate as the center, cooperate with stop device through the circular slot on bracing piece 7, bracing piece 7 extrudes stopper 14, stopper 14 compression spring 15 income casing 6's circular slot, when bracing piece 7 rotates the opposite side of casing 6, stopper 14 can be absorbed in the circular slot of bracing piece 7 because of spring 15's elasticity, finally fix bracing piece 7, start second telescopic link 8, make supporting base 9 and ground contact, start first telescopic link 5, first telescopic link 5 drives carriage 3 and overturns backward, cooperation between loading and unloading car and bracing piece 7, make the lifting and unloading car's lifting area increase, the focus of atress is in the central part of atress face, whole loading and unloading car is more firm.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a prevent turning over formula grain loading and unloading car behind, includes locomotive (1), its characterized in that: one side of the vehicle head (1) is fixedly connected with a vehicle body (2), one side, far away from the vehicle head (1), of the vehicle body (2) is rotatably connected with a carriage (3), one end, close to the vehicle head (1), of the bottom of the carriage (3) is connected with the vehicle body (2) through a first telescopic rod (5), one end, far away from the vehicle body (2), of the first telescopic rod (5) is rotatably connected with the carriage (3), a vehicle door (4) is arranged on the side wall, far away from the vehicle head (1), of the carriage (3), a shell (6) is welded at the top of the side wall of the vehicle body (2), a supporting rod (7) is arranged inside the shell (6), one side, close to the vehicle door (4), of the supporting rod (7) is rotatably connected with the shell (6) through a rotating shaft (8), one side, close to the vehicle head (1), of the supporting rod (7) is fixedly connected with a, the inner bottom wall of automobile body (2) has been seted up and has been placed chamber (12), place chamber (12) and support base (10) looks adaptation, one side that casing (6) are close to second telescopic link (9) articulates there is sleeve (11), one side inner wall top that casing (6) are close to door (4) is provided with stop device (13).

2. The anti-tip-back grain loader of claim 1, wherein: the number of the shells (6) is two, and the shells are respectively arranged on two sides of the vehicle body (2).

3. The anti-tip-back grain loader of claim 1, wherein: the bottom of the center of the shell (6) is provided with a through hole, and the through hole is matched with the second telescopic rod (9).

4. The anti-tip-back grain loader of claim 1, wherein: the limiting device (13) is composed of a limiting block (14) and a spring (15), and the limiting block (14) is connected with the top of the inner wall of the shell (6) through the spring (15).

5. The anti-tip-back grain loader of claim 4, wherein: the inner side surface of the limiting block (14) is arc-shaped.

6. The anti-tip-back grain loader of claim 1, wherein: circular grooves are formed in the shell (6) and the supporting rod (7) and are matched with the limiting blocks (14).