Urea box cover for excavator

Abstract

The urea box cover for the excavator comprises a frame body, a shell is arranged on the outer side of the frame body, a connecting beam is connected to the inner side of the upper end of the frame body, and a urea box side cover is hinged to the left end of the frame body through a hinge. A lug plate is connected to the position, close to the hinge, of the inner wall of the urea box side cover, a supporting rod is hinged to the inner wall of the urea box side cover through the lug plate and a pin shaft, the tail of the supporting rod is hinged to the frame through the pin shaft and a hinge base, a urea box top cover is hinged to the upper end of a frame body through a hinge, and an air spring is hinged to the inner side wall of the urea box top cover through a lug plate and a pin shaft. According to the urea box protection device, the functions that the urea box is protected in all directions, the urea box is convenient to open, urea is convenient to add, tools are convenient to temporarily store, and repair and maintenance are convenient are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of excavator accessories, in particular to a urea tank cover for an excavator. Background Art

[0002] As the most widely used engineering machinery, excavators play an important role in mining, construction, urban planning and other places. When operating under different working conditions, the protection of the excavator's urea tank is greatly tested. The excavator's urea tank is often damaged due to collisions, scratches and other phenomena due to environmental factors.

[0003] In the prior art, some technicians have designed various structures for protecting urea tanks. Most of them use bolt connections to connect protective structures such as shields, frames, and guard plates together to protect the urea tank. However, the installation and removal of shields and frames are very inconvenient. Moreover, the urea tank needs to be filled with urea, and the bolted connection method is not conducive to opening the shield to add urea to the urea tank during work. This structure is time-consuming and labor-intensive to use, affecting work efficiency.

[0004] Therefore, designing a urea tank with all-round protection and a urea tank cover that is easy to open and add urea is exactly the problem that the inventor wants to solve. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a urea tank cover for an excavator, which can realize the function of all-round protection of the urea tank and convenient opening for adding urea.

[0006] The technical scheme adopted by the device of the utility model is: a urea tank cover for an excavator, which comprises a frame body, a shell is arranged on the outer side of the frame body, a connecting beam is connected to the inner side of the upper end of the frame body, a urea tank side cover is hingedly connected to the left end of the frame body through a hinge, an ear plate is connected to the inner wall of the urea tank side cover near the hinge and is hingedly connected to a support rod through the ear plate and a pin shaft, a tail of the support rod is hingedly connected to the frame through a pin shaft and a hinge seat, a urea tank top cover is hingedly connected to the upper end of the frame body through a hinge, a gas spring is hingedly connected to the inner side wall of the urea tank top cover through the ear plate and a pin shaft, a tail of the gas spring is hingedly connected to the connecting beam through a pin shaft and a hinge seat, a reinforcing rib is arranged on the end surface of the urea tank top cover, and anti-skid particles are evenly arranged on the upper end surface of the urea tank top cover and around the reinforcing rib.

[0007] Furthermore, a hood lock is arranged on the inner side wall of the urea tank side cover, and a lock nose used in conjunction with the hood lock is arranged at the left end of the frame body opposite to the hood lock.

[0008] Furthermore, a tool box lock is arranged on the inner side wall of the top cover of the urea tank, and a lock nose for use with the tool box lock is arranged on the inner side wall of the shell at a position opposite to the tool box lock.

[0009] Furthermore, a urea tank is arranged inside the frame body.

[0010] Furthermore, the urea tank side cover, the urea tank top cover, the body structure and the side wall of the excavator cooperate with each other to form a tool box space at the upper end of the urea tank top cover.

[0011] Furthermore, the anti-slip particles have a micro-conical structure with the tip facing upward.

[0012] Furthermore, the opening angle of the urea tank side cover is 87°, and the opening angle of the urea tank top cover is 80°.

[0013] Furthermore, a limiting bolt is threadedly connected on the left end surface of the frame body.

[0014] The beneficial effects of the utility model device are:

[0015] 1. The utility model adopts a top shield that can be flipped upwards, a side shield that can be flipped open sideways, and a fully enclosed shell. It is locked by a lock under normal conditions and flipped open when in use, which is convenient for adding urea. It realizes all-round protection of the urea tank and is easy to open and add urea.

[0016] 2. The utility model arranges a reinforcement structure and an anti-skid structure on the end surface of the top shield to increase friction and prevent skidding, thereby realizing the functions of facilitating temporary storage of tools and facilitating repair and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is an expanded structural view of the utility model.

[0018] Figure 2 This is a closed structure view of the utility model.

[0019] Explanation of the reference numerals: 1-side cover of urea tank; 2-hood lock; 3-support rod; 4-frame body; 5-top cover of urea tank; 6-tool box lock; 7-gas spring; 8-reinforcement rib; 9-connecting beam; 10-limiting bolt; 11-anti-skid particles. DETAILED DESCRIPTION

[0020] The following is a further description of the present invention in conjunction with specific embodiments. These embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention. In addition, it should be understood that after reading the content of the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the claims attached to the application.

[0021] See also Figures 1 to 2 The utility model is an expanded structure view and a closed structure view, which is a urea tank cover for an excavator, comprising a frame body 4, a shell is arranged on the outer side of the frame body 4, a connecting beam 9 is connected to the inner side of the upper end of the frame body 4, the frame body 4 is a metal frame structure, which cooperates with the shell to protect the urea tank arranged inside, the left end of the frame body 4 is connected to the urea tank side cover 1 through a hinge, the inner wall of the urea tank side cover 1 is connected to an ear plate near the hinge and is connected to a support rod 3 through the ear plate and a pin shaft hinge, and the support rod 3 is The tail is hinged to the frame through a pin shaft and a hinge seat. A hood lock 2 is arranged on the inner side wall of the urea tank side cover 1. A lock nose used in conjunction with the hood lock 2 is arranged at the left end of the frame body 4 opposite to the hood lock 2. The opening and closing of the hood lock 2 can be manually controlled to control the opening state of the urea tank side cover 1. The opened urea tank side cover 1 can be flipped sideways. The maximum opening angle of the urea tank side cover 1 is 87°. The urea tank side cover 1 in the closed state can completely block the left end of the frame and close the storage space of the urea tank from the side.

[0022] The upper end of the frame body 4 is hingedly connected to a urea tank top cover 5 through a hinge, the inner wall of the urea tank top cover 5 is hingedly connected to a gas spring 7 through an ear plate and a pin, the tail of the gas spring 7 is hingedly connected to a connecting beam 9 through a pin and a hinge seat, a tool box lock 6 is arranged on the inner wall of the urea tank top cover 5, and a lock nose used in conjunction with the tool box lock 6 is arranged on the inner wall of the shell at a position opposite to the tool box lock 6. When the urea tank top cover 5 needs to be opened, the urea tank top cover 5 can be controlled to flip by unlocking the tool box lock 6, and the maximum opening angle of the urea tank top cover 5 is 80°.

[0023] The urea tank side cover 1, the urea tank top cover 5, the body structure and the side wall of the excavator cooperate to enclose a toolbox space at the upper end of the urea tank top cover 5. A reinforcing rib 8 is arranged on the end surface of the urea tank top cover 5. Anti-skid particles 11 are evenly arranged on the upper end surface of the urea tank top cover 5 and around the reinforcing rib 8. The anti-skid particles 11 have a micro-conical structure and the tip is arranged upward. The anti-skid particles 11 can effectively prevent the tools placed thereon from sliding. The design of the toolbox space can make use of the structural characteristics of the urea tank top cover 5 and the urea tank side cover 1 to reasonably and effectively use the space.

[0024] A urea tank is arranged inside the frame body 4 .

[0025] A limit bolt 10 is threadedly connected to the left end surface of the frame body 4, and the end of the limit bolt 10 can be fixed on the inner wall of the urea tank side cover 1 to prevent the urea tank side cover 1 and the frame body 4 from excessive collision.

[0026] The utility model adopts a top protective cover that can be flipped upward, a side cover that can be flipped open sideways, and a shell with a fully surrounding design. It is locked by a lock in a normal state and flipped open when in use, which is convenient for adding urea, thus realizing all-round protection of the urea tank and convenient opening for adding urea. A reinforcement structure and an anti-skid structure are arranged on the end face of the top protective cover to increase friction and prevent skidding, thus realizing the functions of facilitating temporary storage of tools and facilitating repair and maintenance.

Claims

1. A urea tank cover for an excavator, characterized in that: The invention comprises a frame body (4), the outer side of which is provided with a shell, the inner side of the upper end of the frame body (4) is connected to a connecting beam (9), the left end of the frame body (4) is hingedly connected to a urea tank side cover (1) via a hinge, the inner wall of the urea tank side cover (1) is connected to an ear plate near the hinge and is hingedly connected to a support rod (3) via the ear plate and a pin, the tail of the support rod (3) is hingedly connected to the frame via a pin and a hinge seat, the upper end of the frame body (4) is hingedly connected to a urea tank top cover (5) via a hinge, the inner side wall of the urea tank top cover (5) is hingedly connected to a gas spring (7) via the ear plate and a pin, the tail of the gas spring (7) is hingedly connected to the connecting beam (9) via a pin and a hinge seat, the end surface of the urea tank top cover (5) is provided with a reinforcing rib (8), and anti-skid particles (11) are evenly arranged on the upper end surface of the urea tank top cover (5) and around the reinforcing rib (8).

2. The urea tank cover for an excavator according to claim 1, characterized in that: A hood lock (2) is provided on the inner side wall of the urea tank side cover (1), and a lock nose for use with the hood lock (2) is provided at the left end of the frame body (4) opposite to the hood lock (2).

3. The urea tank cover for an excavator according to claim 1, characterized in that: A tool box lock (6) is arranged on the inner side wall of the urea tank top cover (5), and a lock nose for use with the tool box lock (6) is arranged on the inner side wall of the shell at a position opposite to the tool box lock (6).

4. The urea tank cover for an excavator according to claim 1, characterized in that: A urea tank is arranged inside the frame body (4).

5. The urea tank cover for an excavator according to claim 1, characterized in that: The urea tank side cover (1), the urea tank top cover (5), and the body structure and side walls of the excavator cooperate to enclose a tool box space at the upper end of the urea tank top cover (5).

6. The urea tank cover for an excavator according to claim 1, characterized in that: The anti-slip particles (11) have a micro-conical structure with the tip facing upward.

7. The urea tank cover for an excavator according to claim 1, characterized in that: The opening angle of the urea tank side cover (1) is 87°, and the opening angle of the urea tank top cover (5) is 80°.

8. The urea tank cover for an excavator according to claim 1, characterized in that: A limiting bolt (10) is threadedly connected to the left end surface of the frame body (4).

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