Forklift visual field auxiliary device

Abstract

The utility model discloses a forklift visual field auxiliary device which comprises an image obtaining part arranged on a forklift portal frame and a display part arranged on the side, close to a forklift body, of the forklift portal frame. The display part has a transparent state and a display state for displaying the real-time image and / or video in front of the forklift acquired by the image acquisition part in real time; a display screen is arranged in the direction of a visual blind area of a driver, and the display portion is in signal connection with a control portion used for controlling the display portion to be switched between a transparent state and a display state. Real-time images in front of the pallet fork are obtained through the camera, and the obtained view images are displayed in real time through the display screen in the view direction, so that the view in a blind area in front of the pallet fork can be provided when a driver normally drives, and the safety performance is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a forklift technical field, and specifically is a forklift visual field auxiliary device. BACKGROUND

[0002] In the current logistics warehousing and transportation field, forklift as the key loading and unloading equipment, its operation efficiency and safety are directly related to the smooth and stability of the entire logistics chain. However, in actual operation, a significant problem of forklift stacking operation cannot be ignored: when the forks carry high goods, these goods often completely block the front view of the forklift driver, and the forklift driver cannot directly observe the obstacles or potential risks in front of him during driving, and can only rely on manual command or take the way of reverse driving, which undoubtedly greatly reduces the operation efficiency and increases the possibility of accidents.

[0003] At present, although there are some auxiliary systems based on sensors or radars in the market, these systems often have problems such as high cost, complex installation, difficult maintenance, and the stability and reliability still need to be further improved in actual application. Therefore, how to effectively solve the problem of forklift blocking the view of goods has become a major task to be tackled in the current forklift technical field. SUMMARY

[0004] The utility model aims at providing a forklift visual field auxiliary device to solve the problems in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A forklift visual field auxiliary device, comprising an image acquisition part arranged on the forklift gantry and a display part arranged on the side of the forklift gantry close to the forklift main body;

[0007] The display part includes a transparent state and a display state for presenting the real-time image and / or video of the front of the forklift acquired by the image acquisition part in real time;

[0008] The display part is signal connected with a control part for controlling the conversion of the display part between the transparent state and the display state.

[0009] As a further scheme of the utility model: the image acquisition part is a camera, and the image acquisition part is arranged on the upper end of the crossbeam of the forklift gantry.

[0010] As a further scheme of the utility model: the display part is a display panel, and the display panel is an electrochromic glass or film.

[0011] As a further scheme of the present application, the display panel is fixedly connected with the upper cross beam and the middle cross beam of the forklift mast through the upper support and the lower support at the upper and lower ends thereof.

[0012] As a further scheme of the present application, a projection part for real-time display on the display part is arranged on the forklift body.

[0013] As a further scheme of the present application, the projection part comprises a projector which is connected to the forklift body through a support frame.

[0014] As a further scheme of the present application, the control part is in signal communication with the projection part and the display part, and is in electrical communication with the display part.

[0015] Compared with the prior art, the present application has the following beneficial effects:

[0016] 1. The display screen is arranged in the blind area of the driver's field of view, and when the forklift carries goods, the real-time image in front of the forklift is acquired by the camera and displayed on the display screen in the field of view, so that the field of view in the blind area in front of the forklift can be provided when the driver drives normally, and the safety performance is greatly improved.

[0017] 2. When the field of view in front of the mast is good, the device is in a transparent state and does not block the driving field of view of the driver.

[0018] 3. The device has simple structure and low cost, and improves the intelligent level of forklift operation and significantly enhances the safety factor of loading and unloading transportation. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structure schematic view of the field of view auxiliary device of the present embodiment.

[0020] Figure 2 It is a structure schematic view of the display part of the present embodiment.

[0021] Figure 3 It is a structure schematic view of the projection part of the present embodiment.

[0022] Figure 4 It is a use state schematic view of the use auxiliary device of the present embodiment when the forklift has goods.

[0023] Figure 5 It is a use state schematic view of the use auxiliary device of the present embodiment when the forklift has no goods.

[0024] Figure 6 It is a working flow schematic view of the control method of the present embodiment.

[0025] In the figure: 1-image acquisition part, 2-display part, 3-projection part, 4-forklift mast, 5-forklift body. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] Please refer to Figures 1-5 In the embodiments of the present application, a forklift visual field auxiliary device includes an image acquisition part 1 arranged on a forklift mast and a display part 2 arranged on the forklift mast close to a forklift body. In the embodiments, the image acquisition part 1 is a camera, and the image acquisition part 1 is arranged on the upper end of the upper cross beam of the forklift mast 4.

[0028] The display part 2 includes a transparent state and a display state for presenting the real-time image and / or video of the front of the forklift acquired by the image acquisition part 1 in real time. In the embodiments, the display part 2 is a display panel 21, and the upper and lower ends of the display panel 21 are fixedly connected to the upper cross beam and the middle cross beam of the forklift mast through an upper support 22 and a lower support 23, respectively. The display panel 21 is an electrochromic glass or film, that is, the transparency of the display panel 21 can be changed by electrification. When not electrified, the display panel 21 is in a fogging state, and when electrified, the display panel 21 is in a transparent state. Of course, it is not only the electrochromic glass or film, but also other materials that can switch between the transparent state and the non-transparent state. Here, they will not be listed one by one.

[0029] The forklift body is provided with a projection part 3 for real-time display on the display part 2. The projection part 3 includes a projector 31 connected to the forklift body 5 through a support frame 32

[0030] The display part 2 is signal-connected with a control part for controlling the display part 2 to switch between the transparent state and the display state. The control part is in signal communication with the projection part 3 and the display part 2, and the control part is in electrical communication with the display part 2. In addition, the control part is also in communication with the forklift CAN bus for obtaining the overall state of the forklift, so as to adjust the display part to switch between the transparent state and the display state.

[0031] A forklift visual field auxiliary device control method includes the following steps:

[0032] Step 1, start the forklift, and the display part 2 is in the transparent state;

[0033] Step 2, detecting the working state of the forklift fork, the working state of the forklift fork is obtained by the control part, the forklift belongs to the real-time pressure of the hydraulic pipeline, and the judgment threshold is set, if the obtained real-time pressure exceeds the set judgment threshold, the forklift is in the state of having goods, otherwise it is in the state of no goods, in this embodiment, the controller communicates with the forklift master control through the forklift CAN bus and obtains the pressure of the forklift tool oil circuit through the CAN bus, because the forklift tool oil circuit is provided with a pressure sensor, and the real-time pressure is uploaded through the CAN bus, and then the controller can obtain the pressure of the oil circuit through the CAN bus in real time;

[0034] Step 3, if the fork is in the state of having goods, step 4 is executed, if the forklift fork is in the state of no goods, step 5 is executed;

[0035] Step 4, starting the image acquisition part 1 to acquire the real-time image in front of the forklift and adjusting the display part 2 to the display state, displaying the size of the image acquired by the image acquisition part 1 and / or video in real time through the display part 2, as shown in the accompanying Figure 4 ;

[0036] Step 5, the display part 2 is adjusted to the transparent state and the image acquisition part 1 is turned off, as shown in the accompanying Figure 5 ;

[0037] For those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0038] In addition, it should be understood that although the present application is described in the form of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be combined to form other embodiments which can be understood by those skilled in the art.

Claims

1. A forklift vision aid device, characterized by, The application relates to a forklift front image display device, which comprises an image acquisition part (1) arranged on a forklift mast and a display part (2) arranged on the side of the forklift mast close to a forklift body. The display part (2) comprises a transparent state and a display state for presenting real-time images and / or videos of the front of the forklift acquired by the image acquisition part (1). The display part (2) is signal-connected with a control part for controlling the display part (2) to switch between the transparent state and the display state.

2. A forklift visibility aid according to claim 1, wherein, The image acquisition part (1) is a camera, and the image acquisition part (1) is arranged on the upper end of an upper cross beam of the forklift mast.

3. A forklift visibility aid according to claim 1, wherein, The display part (2) is a display panel (21), and the display panel (21) is an electrochromic glass or a film.

4. A forklift view assist device according to claim 3, wherein, The upper and lower ends of the display panel (21) are fixedly connected with the upper cross beam and a middle cross beam of the forklift mast through an upper support (22) and a lower support (23).

5. A forklift visibility aid according to claim 4, wherein, A projection part (3) is arranged on the forklift body for real-time display on the display part (2).

6. A forklift visibility aid according to claim 5, wherein, The projection part (3) comprises a projector (31), and the projector (31) is connected to the forklift body (5) through a support frame (32).

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