Protective fence of electric loader

Abstract

The utility model relates to the technical field of electric loaders, in particular to an electric loader protective fence which comprises a base and a protective main fence, the base is used for being arranged on a rear balance weight of an electric loader, the protective main fence is connected to the base and the rear balance weight, and the protective main fence is arranged close to a battery box of the electric loader. And the protective main fence forms a protective barrier for the battery box. The battery box has the effect that the battery box is not prone to being damaged due to collision when the battery box is used in the electric loader.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of electric loaders, in particular to a protective fence of an electric loader. BACKGROUND

[0002] With the continuous development of a large number of infrastructure projects and the strengthening of environmental protection, electric loaders enter a rapid development stage.

[0003] Electric loaders are widely used in large open-pit mines. During the working or reversing process of the electric loader, the rear part of the electric loader is often prone to scratching or collision. The rear part of the electric loader is usually provided with a counterweight and a battery box. When scratching or collision occurs, the battery box located at the upper rear part is easily damaged, thereby easily causing the electric loader to fail to work normally and seriously affecting the work efficiency. CONTENT OF THE UTILITY MODEL

[0004] In order to prevent the battery box from being damaged due to collision when the electric loader is used, the application provides a protective fence of an electric loader.

[0005] The application provides a protective fence of an electric loader, which adopts the following technical scheme:

[0006] The protective fence of the electric loader comprises a base and a protective main fence. The base is arranged on the rear counterweight of the electric loader. The protective main fence is connected to the base and the rear counterweight. The protective main fence is arranged close to the battery box of the electric loader. The protective main fence forms a protective barrier for the battery box.

[0007] By adopting the above technical scheme, the protective main fence is connected to the rear counterweight through the base and arranged close to the battery box. The protective main fence can form an effective and reliable protective barrier for the battery box to block the collision of the outside on the battery box. At the same time, the protective main fence is directly connected to the rear counterweight, which increases the installation fixing point and enhances the overall connection strength of the protective main fence and the rear counterweight, so that the battery box is not easily damaged due to collision when the electric loader is used.

[0008] Optionally, the protective main fence comprises a first protective sub-fence, a second protective sub-fence and a third protective sub-fence. The first protective sub-fence and the second protective sub-fence have the same structure and are symmetrically arranged at the two ends of the base. The first protective sub-fence and the second protective sub-fence are connected to the rear counterweight and the base. The third protective sub-fence is located between the first protective sub-fence and the second protective sub-fence. The third protective sub-fence is hinged to the first protective sub-fence. The third protective sub-fence is detachably connected to the second protective sub-fence.

[0009] By adopting the technical scheme, the third protective sub-fence is disassembled, the third protective sub-fence is rotated relative to the first protective sub-fence about the hinge shaft, and the third protective sub-fence is opened, so that the protective main fence can open a passage for maintenance personnel to move when the battery box is maintained, and the convenience of the battery box maintenance is improved.

[0010] Optionally, the third protective sub-fence is connected with at least one first U-shaped connecting plate on the side close to the first protective sub-fence, the first protective sub-fence is connected with at least one second U-shaped connecting plate on the side close to the third protective sub-fence, the first U-shaped connecting plate corresponds to the second U-shaped connecting plate one by one, and the first U-shaped connecting plate and the second U-shaped connecting plate are jointly connected with the hinge.

[0011] By adopting the technical scheme, the first U-shaped connecting plate and the second U-shaped connecting plate are arranged, the connection strength of the hinge and the first protective sub-fence and the third protective sub-fence is improved, and the hinge structure of the third protective sub-fence and the first protective sub-fence can withstand the impact force of the mine on the third protective sub-fence.

[0012] Optionally, the third protective sub-fence is connected with at least one third U-shaped connecting plate on the side close to the second protective sub-fence, the second protective sub-fence is connected with at least one fourth U-shaped connecting plate on the side close to the third protective sub-fence, the third U-shaped connecting plate corresponds to the fourth U-shaped connecting plate one by one, the third U-shaped connecting plate and the fourth U-shaped connecting plate are jointly connected with a fixed plate, and the fixed plate and the fourth U-shaped connecting plate form a detachable connection structure of the third protective sub-fence and the second protective sub-fence in the form of bolt connection.

[0013] By adopting the technical scheme, the fixed plate is detachably connected with the third protective sub-fence and the second protective sub-fence in the form of bolt connection, so that the third protective sub-fence and the second protective sub-fence are easy to realize detachable connection; the third U-shaped connecting plate and the fourth U-shaped connecting plate are arranged, the connection strength of the fixed plate and the third protective sub-fence and the second protective sub-fence is improved, and the detachable connection structure of the third protective sub-fence and the second protective sub-fence can withstand the impact force of the mine on the third protective sub-fence.

[0014] Optionally, the position close to the base of the first protective sub-fence and the position close to the base of the second protective sub-fence are connected with a rib plate, and the rib plate is connected with the base.

[0015] By adopting the technical scheme, the rib plate improves the connection strength of the first protective sub-fence and the base and the second protective sub-fence and the base, so that the impact resistance of the first protective sub-fence and the second protective sub-fence is better.

[0016] Optionally, a buffer telescopic rod is arranged between the hinge and the second U-shaped connecting plate and between the fixed plate and the fourth U-shaped connecting plate, a rod cavity of the buffer telescopic rod is in communication with the atmosphere, and air is sealed in a rod cavity of the buffer telescopic rod.

[0017] By adopting the technical scheme, when the third protective sub-rail is impacted, the third protective sub-rail can drive the buffer telescopic rod to contract, so as to extrude the air in the rodless cavity of the buffer telescopic rod, increase the air pressure in the rodless cavity of the buffer telescopic rod, and form a buffer force for the impact on the third protective sub-rail, so that the third protective sub-rail can be buffered in the form of compressed air when impacted.

[0018] Optionally, the rodless cavity of the buffer telescopic rod is provided with an air pressure sensor, the air pressure sensor is configured to output an air pressure signal of the rodless cavity of the buffer telescopic rod, the air pressure sensor is electrically connected with a controller, the controller is electrically connected with a buzzer, and the controller is configured to control the buzzer to sound an alarm in response to the air pressure signal.

[0019] By adopting the technical scheme, when the third protective sub-rail is impacted, the buffer telescopic rod will contract to increase the air pressure in the rodless cavity of the buffer telescopic rod, and when the air pressure signal is greater than a preset air pressure value, the controller can control the buzzer to sound an alarm to remind the driver that the third protective sub-rail has been impacted.

[0020] In summary, the present application has at least one of the following beneficial technical effects:

[0021] 1. By providing the base and the protective main rail, a protective barrier can be formed for the battery box, so that the battery box is less likely to be damaged due to impact when the electric loader is used.

[0022] 2. By hingedly connecting the third protective sub-rail with the first protective sub-rail and detachably connecting the third protective sub-rail with the second protective sub-rail, the third protective sub-rail can form a passage for maintenance personnel to move after being detached, thereby facilitating the maintenance of the battery box.

[0023] 3. By providing the buffer telescopic rod, the third protective sub-rail can buffer the impact force received by itself. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a structural schematic view of an embodiment of the present application;

[0025] Figure 2 is an enlarged view of A in Figure 1

[0026] Figure 3 is an enlarged view of B in Figure 1

[0027] Figure 4 is a structural schematic view of the buffer telescopic rod and the air pressure sensor.

[0028] REFERENCE SIGNS:

[0029] ​​1, base; 2, protective main column; 3, first protective sub-column; 4, second protective sub-column; 5, third protective sub-column; 6, first U-shaped connecting plate; 7, second U-shaped connecting plate; 8, hinge; 9, third U-shaped connecting plate; 10, fourth U-shaped connecting plate; 11, fixed plate; 12, rib plate; 13, buffer telescopic rod; 14, air pressure sensor; 15, controller; 16, buzzer. DETAILED DESCRIPTION

[0030] The application will be further described below with reference to the accompanying drawings. Figures 1-4 The application will be further described below with reference to the accompanying drawings.

[0031] The application discloses a protective column for an electric loader. Referring to Figure 1 The protective column for the electric loader comprises a base 1 and a protective main column 2, the base 1 is used for being bolted to a rear counterweight of the electric loader, the protective main column 2 is connected to the base 1 and the rear counterweight, the protective main column 2 is arranged close to a battery box of the electric loader, and the protective main column 2 forms a protective barrier for the battery box.

[0032] The protective main column 2 is connected to the rear counterweight through the base 1 and arranged close to the battery box, so that the protective main column 2 can form an effective and reliable protective barrier for the battery box to block the collision of the battery box from the outside, and meanwhile, the protective main column 2 is directly connected to the rear counterweight, thereby increasing the installation fixing points and enhancing the overall connection strength of the protective main column 2 and the rear counterweight, so that the battery box is not easily damaged due to collision when the electric loader is used.

[0033] Referring to Figure 1 In order to facilitate the maintenance and repair of the battery box, the protective main column 2 comprises a first protective sub-column 3, a second protective sub-column 4 and a third protective sub-column 5, the first protective sub-column 3 and the second protective sub-column 4 have the same structure and are symmetrically arranged at two ends of the base 1, the first protective sub-column 3 is welded to the base 1 and bolted to the rear counterweight, the second protective sub-column 4 is welded to the base 1 and bolted to the rear counterweight, and the third protective sub-column 5 is located between the first protective sub-column 3 and the second protective sub-column 4, the third protective sub-column 5 is hinged to the first protective sub-column 3, and the third protective sub-column 5 is detachably connected to the second protective sub-column 4.

[0034] The third protective sub-column 5 is detached, and the third protective sub-column 5 is rotated relative to the first protective sub-column 3 about the hinge shaft to open the third protective sub-column 5, so that the protective main column 2 can open a passage for maintenance personnel to move when the battery box is maintained, and the convenience of the maintenance of the battery box is improved.

[0035] Specifically, referring to Figure 2The first U-shaped connecting plate 6 and the second U-shaped connecting plate 7 are one-to-one corresponding, the first U-shaped connecting plate 6 and the second U-shaped connecting plate 7 are commonly connected with a hinge 8, and the hinge 8 forms a hinged structure of the third protective sub-fence 5 and the first protective sub-fence 3.

[0036] The first U-shaped connecting plate 6 and the second U-shaped connecting plate 7 are one-to-one corresponding, the first U-shaped connecting plate 6 and the second U-shaped connecting plate 7 are commonly connected with a hinge 8, and the hinge 8 forms a hinged structure of the third protective sub-fence 5 and the first protective sub-fence 3.

[0037] Specifically, referring to Figure 3 The third U-shaped connecting plate 9 and the fourth U-shaped connecting plate 10 are one-to-one corresponding, the third U-shaped connecting plate 9 and the fourth U-shaped connecting plate 10 are commonly connected with a fixed plate 11, and the fixed plate 11 and the fourth U-shaped connecting plate 10 form a detachable connecting structure of the third protective sub-fence 5 and the second protective sub-fence 4 in the form of bolt connection.

[0038] The fixed plate 11 is detachably connected with the third protective sub-fence 5 and the second protective sub-fence 4 in the form of bolt connection, so that the third protective sub-fence 5 and the second protective sub-fence 4 are easy to realize detachable connection; the third U-shaped connecting plate 9 and the fourth U-shaped connecting plate 10 are provided, the connection strength of the fixed plate 11 and the third protective sub-fence 5 and the second protective sub-fence 4 is improved, and the detachable connecting structure of the third protective sub-fence 5 and the second protective sub-fence 4 can withstand the impact force of the mine on the third protective sub-fence 5.

[0039] Specifically, referring to Figure 1 The first protective sub-fence 3 and the second protective sub-fence 4 are both fixedly connected with a rib plate 12 close to the base 1, the rib plate 12 is fixedly connected with the base 1, the rib plate 12 improves the connection strength of the first protective sub-fence 3 and the base 1 and the second protective sub-fence 4 and the base 1, and the impact resistance of the first protective sub-fence 3 and the second protective sub-fence 4 is better.

[0040] Referring to Figure 2 and Figure 3 In order to make the third protective sub-fence 5 buffer the impact force when being impacted, a buffer telescopic rod 13 is arranged between the hinge 8 and the second U-shaped connecting plate 7 and between the fixed plate 11 and the fourth U-shaped connecting plate 10, wherein the hinge 8 is bolted with the first U-shaped connecting plate 6, and the fixed plate 11 is bolted with the third U-shaped connecting plate 9.

[0041] Referring to Figure 2 For the buffer telescopic rod 13 between the hinge 8 and the second U-shaped connecting plate 7, the buffer telescopic rod 13 is fixedly arranged on the second U-shaped connecting plate 7, and the movable end of the buffer telescopic rod 13 is bolted to the hinge 8.

[0042] Referring to Figure 3 For the buffer telescopic rod 13 between the fixed plate 11 and the fourth U-shaped connecting plate 10, the buffer telescopic rod 13 is fixedly arranged on the fourth U-shaped connecting plate 10, and the movable end of the buffer telescopic rod 13 is bolted to the fixed plate 11.

[0043] Referring to Figure 4 The rod cavity of the buffer telescopic rod 13 is in communication with the atmosphere, and the air is sealed in the rodless cavity of the buffer telescopic rod 13.

[0044] When the third protective sub-rail 5 is impacted, the third protective sub-rail 5 can drive the buffer telescopic rod 13 to contract to extrude the air in the rodless cavity of the buffer telescopic rod 13, so that the air pressure in the rodless cavity of the buffer telescopic rod 13 can be increased to form a buffer force for the impact on the third protective sub-rail 5, so that the third protective sub-rail 5 can be buffered in the form of compressed air when impacted.

[0045] Further, referring to Figure 1 and Figure 4 In order to timely remind the driver of the electric loader when the third protective sub-rail 5 is impacted, the air pressure sensor 14 is fixedly arranged in the rodless cavity of the buffer telescopic rod 13, the air pressure sensor 14 is used to output an air pressure signal in the rodless cavity of the buffer telescopic rod 13, the controller 15 is electrically connected to the air pressure sensor 14, the buzzer 16 is electrically connected to the controller 15, and the controller 15 and the buzzer 16 are both installed on the base 1. The controller 15 is responsive to the air pressure signal and is used to control the buzzer 16 to issue a sound alarm.

[0046] When the third protective sub-rail 5 is impacted, the buffer telescopic rod 13 will contract to increase the air pressure in the rodless cavity of the buffer telescopic rod 13, and when the air pressure signal is greater than a preset air pressure value, the controller 15 can control the buzzer 16 to issue a sound alarm to remind the driver that the third protective sub-rail 5 has been impacted by the alarm sound.

[0047] The implementation principle of the electric loader protective fence in the embodiment of the application is that: in use, the fixed base 1 is fixed to the rear counterweight, and then the first protective sub-rail 3, the second protective sub-rail 4 and the third protective sub-rail 5 are installed. The protective main rail 2 formed by the first protective sub-rail 3, the second protective sub-rail 4 and the third protective sub-rail 5 can form a protective barrier for the battery box to protect the battery box from being impacted, so that the battery box is not easily damaged due to impact when the electric loader is used.

[0048] The above are all preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. An electrically powered loading shovel guard bar characterised in that: The utility model provides a battery protection device for electric loader, which comprises a base (1) and a protection main column (2), the base (1) is arranged on the rear counterweight of the electric loader, the protection main column (2) is connected on the base (1) and the rear counterweight, and the protection main column (2) is arranged close to the battery box of the electric loader to form a protective barrier for the battery box.

2. A protective barrier for an electric loader as claimed in claim 1, characterized in that: The protection main column (2) comprises a first protection sub-column (3), a second protection sub-column (4) and a third protection sub-column (5), the first protection sub-column (3) and the second protection sub-column (4) have the same structure and are symmetrically arranged at two ends of the base (1), the first protection sub-column (3) and the second protection sub-column (4) are connected on the rear counterweight and the base (1), and the third protection sub-column (5) is located between the first protection sub-column (3) and the second protection sub-column (4), the third protection sub-column (5) is hinged to the first protection sub-column (3), and the third protection sub-column (5) is detachably connected to the second protection sub-column (4).

3. An electrically powered loading shovel guard according to claim 2, characterised in that: The third protection sub-column (5) is connected with at least one first U-shaped connecting plate (6) on one side close to the first protection sub-column (3), the first protection sub-column (3) is connected with at least one second U-shaped connecting plate (7) on one side close to the third protection sub-column (5), the first U-shaped connecting plate (6) corresponds to the second U-shaped connecting plate (7), and the first U-shaped connecting plate (6) and the second U-shaped connecting plate (7) are jointly connected with a hinge (8).

4. An electrically powered loading shovel guard according to claim 3, characterised in that: The third protection sub-column (5) is connected with at least one third U-shaped connecting plate (9) on one side close to the second protection sub-column (4), the second protection sub-column (4) is connected with at least one fourth U-shaped connecting plate (10) on one side close to the third protection sub-column (5), the third U-shaped connecting plate (9) corresponds to the fourth U-shaped connecting plate (10), the third U-shaped connecting plate (9) and the fourth U-shaped connecting plate (10) are jointly connected with a fixed plate (11), and the fixed plate (11) and the fourth U-shaped connecting plate (10) form a detachable connection structure of the third protection sub-column (5) and the second protection sub-column (4) in the form of bolt connection.

5. An electrically powered loading shovel guard according to claim 2, characterised in that: The first protection sub-column (3) and the second protection sub-column (4) are connected with a rib plate (12) close to the base (1).

6. An electrically powered loading shovel guard according to claim 4, characterised in that: The hinge (8) and the second U-shaped connecting plate (7) and the fixed plate (11) and the fourth U-shaped connecting plate (10) are all provided with a buffer telescopic rod (13), the rod cavity of the buffer telescopic rod (13) is communicated with the atmosphere, and the rod cavity of the buffer telescopic rod (13) is sealed with air.

7. An electrically powered loading shovel guard bar according to claim 6, characterised in that: The rod cavity of the buffer telescopic rod (13) is provided with an air pressure sensor (14), the air pressure sensor (14) is used for outputting an air pressure signal in the rod cavity of the buffer telescopic rod (13), the air pressure sensor (14) is electrically connected with a controller (15), the controller (15) is electrically connected with a buzzer (16), and the controller (15) is used for controlling the buzzer (16) to give an audible alarm in response to the air pressure signal.

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