Front lower protection device of mining dump truck and mining dump truck

Abstract

The utility model discloses a front lower protective device of a mining dump truck, which belongs to the technical field of mining dump trucks and comprises a connecting frame, a first protective plate, a second protective plate, an oil pan protective cover, a cover plate, a first connecting piece and a second connecting piece, the first protective plate and the second protective plate are connected to the connecting frame, and the oil pan protective cover is connected with the connecting frame. The oil pan protection cover is provided with an oil drainage hole, the cover plate is detachably connected to the oil pan protection cover and seals the oil drainage hole, the oil pan protection cover is connected with the connecting frame through the first connecting piece, the connecting frame and the oil pan protection cover form a detachable structure through the first connecting piece, and the oil pan protection cover is connected with a vehicle frame through the second connecting piece. The utility model further discloses a mining dump truck. The front lower protection device of the mining dump truck is installed below the truck frame, a protection structure can be effectively formed for the water tank and the engine, the problem that the water tank and the engine are prone to being damaged due to the fact that the ground clearance is small is solved, the detachable cover plate is additionally arranged, and the dust raising problem of an oil discharging opening is effectively prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to mining dump truck technical field, especially relate to a mining dump truck front lower protection device and mining dump truck. BACKGROUND

[0002] Mining dump truck, also known as mine dump truck or off-highway dump truck, is a transport tool specially designed for off-road field, such as large open-pit mine, water conservancy project, etc.

[0003] At present, mining dump truck generally works in open-pit mine area with harsh and poor road conditions, due to the bumpy and uneven road surface in mining area, a large number of stones are often splashed during the transportation of mining area road operation, and the low ground clearance of chassis is easy to cause damage to the radiator water tank and engine oil pan after colliding with the gravel or soil pile on the road. UTILITY MODEL CONTENTS

[0004] The embodiment of the application provides a mining dump truck front lower protection device, which is used for solving the technical problem of protecting the radiator water tank and engine oil pan. The embodiment of the application also provides a mining dump truck.

[0005] The first aspect of the application provides a mining dump truck front lower protection device, which comprises:

[0006] The connecting frame is used for connecting with the frame;

[0007] The first protection plate is connected to the connecting frame and is used for forming a protection structure on the side of the water tank;

[0008] The second protection plate is connected to the connecting frame and is used for forming a protection structure on the bottom of the water tank;

[0009] The oil pan protection cover is connected with the connecting frame and is used for forming a protection structure on the engine oil pan, and the oil pan protection cover is provided with a drain hole;

[0010] The cover plate is detachably connected to the oil pan protection cover and closes the drain hole;

[0011] The first connecting piece connects the oil pan protection cover with the connecting frame, and the first connecting piece forms a detachable structure between the connecting frame and the oil pan protection cover;

[0012] The second connecting piece connects the oil pan protection cover with the frame.

[0013] The beneficial effects of the above-mentioned embodiments are that the front underbody protection device of the mining self-unloading vehicle mounted under the vehicle frame can effectively form a protection structure for the water tank and the engine, solve the problem that the water tank and the engine are easily damaged due to a small ground clearance, and increase the detachable cover plate to effectively prevent dust from being raised at the oil discharge port.

[0014] On the basis of the above-mentioned embodiments, the embodiments of the present application can also be improved as follows:

[0015] In one of the embodiments of the present application: the connecting frame comprises: first upright columns, second upright columns, and longitudinal beams, the first upright columns and the second upright columns are respectively two, the first upright columns and the second upright columns are arranged at intervals and mounted on the same side of the vehicle frame, and the longitudinal beams connect the first upright columns and the second upright columns. The beneficial effects of this step are that the first upright columns and the second upright columns have a gap, which reserves enough space for the connecting structure between the water tank and the vehicle frame, and improves the strength of the connecting frame while avoiding structural interference.

[0016] In one of the embodiments of the present application: it further comprises: a first reinforcing beam, the first reinforcing beam is connected between the first upright columns, and the first reinforcing beam is further arranged between the first protection plate and the second protection plate. The beneficial effects of this step are that the first reinforcing beam improves the structural strength.

[0017] In one of the embodiments of the present application: it further comprises: a wind deflector, the wind deflector is connected between the second upright columns, and the wind deflector is arranged at the gap between the oil pan and the oil pan protection cover. The beneficial effects of this step are that the wind deflector blocks the wind at the gap to avoid dust raising caused by the downward blowing of the engine after starting.

[0018] In one of the embodiments of the present application: a plurality of holes are formed on the surface of the first protection plate. The beneficial effects of this step are that the holes facilitate heat dissipation of the water tank.

[0019] In one of the embodiments of the present application: the first connecting piece and the second connecting piece are both in a bent structure, and the first connecting piece and the second connecting piece make the width of the oil pan protection cover smaller than the width of the connecting frame. The beneficial effects of this step are that the structural design of the first connecting piece and the second connecting piece can reduce the width of the oil pan protection cover, so that the oil pan protection cover matches the size structure of the engine oil pan and improves the protection performance of the engine.

[0020] In one of the embodiments of the present application: the oil pan protection cover has a vertical bending guard plate on both sides, and a notch for avoiding the engine lower cross beam is arranged on one side of the connecting frame. The beneficial effects of this step are that the guard plate protects both sides of the engine, and the notch avoids structural interference.

[0021] In one of the embodiments of the present application, the second reinforcing beam is connected to the lower end of the oil pan protective cover.

[0022] The second aspect of the present application provides a mine dump truck, comprising the mine dump truck front lower protection device. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the drawings needed in the specific embodiments or the prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0024] Figure 1 It is a structural schematic diagram of the mine dump truck front lower protection device;

[0025] Figure 2 It is a structural schematic diagram of the front lower protection device installed on the frame.

[0026] Among them, 1 connecting frame, 101 first vertical column, 102 second vertical column, 103 longitudinal beam, 2 first protection plate, 3 second protection plate, 4 oil pan protective cover, 5 cover plate, 6 first connecting piece, 7 second connecting piece, 8 first reinforcing beam, 9 wind deflector, 10 second reinforcing beam. DETAILED DESCRIPTION

[0027] In the present application, unless otherwise explicitly specified and limited, the terms in the present application should be understood in a broad sense, such as connection, which can be fixed connection, or detachable connection or integral, which can be directly connected or indirectly connected through intermediate medium. For ordinary skilled in the art, different terms in the present application can be understood according to the specific meaning of the specific circumstances, and the scope of the specific meaning should be limited to the function of the present application.

[0028] In the description of the present application, it should be understood that the orientation terms or position relationship description is based on the orientation or position relationship shown in the drawings, or based on the orientation or position relationship in actual use, only for the convenience of describing the content of the present application and simplifying the description, and is not intended to indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation of the present application.

[0029] Embodiment one

[0030] As Figure 1 , 2As shown in the figure, a front lower protective device of a mine dump truck comprises a connecting frame 1, a first protective plate 2, a second protective plate 3, an oil pan protective cover 4, a cover plate 5, a first connecting piece 6, and a second connecting piece 7. The connecting frame 1 is used to be connected with the frame. The first protective plate 2 is connected with the connecting frame 1 and is used to form a protective structure for the side of the water tank. The second protective plate 3 is connected with the connecting frame 1 and is used to form a protective structure for the bottom of the water tank. The oil pan protective cover 4 is connected with the connecting frame 1 and is used to form a protective structure for the oil pan of the engine. The oil pan protective cover 4 is provided with a drain hole. The cover plate 5 is detachably connected with the oil pan protective cover 4 and closes the drain hole. The first connecting piece 6 connects the oil pan protective cover 4 with the connecting frame 1. The first connecting piece 6 makes the connecting frame 1 and the oil pan protective cover 4 form a detachable structure. The second connecting piece 7 connects the oil pan protective cover 4 with the frame.

[0031] Specifically, as shown in the figure, Figure 1 The connecting frame 1 comprises a first upright column 101, a second upright column 102, and a longitudinal beam 103. The first upright column 101 and the second upright column 102 are arranged at intervals and are installed on the same side of the frame. The longitudinal beam 103 connects the first upright column 101 and the second upright column 102. The interval between the first upright column 101 and the second upright column 102 provides sufficient installation space for the connecting structure between the water tank and the frame, avoiding structural interference while improving the strength of the connecting frame 1.

[0032] Specifically, as shown in the figure, Figure 1 The upper end of the first upright column 101 and the second upright column 102 is welded with a connecting plate. The connecting plate is connected with the frame through bolts. The longitudinal beam 103 is welded between the first upright column 101 and the second upright column 102.

[0033] Specifically, as shown in the figure, Figure 1 The front lower protective device of the mine dump truck further comprises a first reinforcing beam 8. The first reinforcing beam 8 is connected between the first upright column 101 and is arranged between the first protective plate 2 and the second protective plate 3. The first reinforcing beam 8 improves the anti-deformation capability of the structure.

[0034] Specifically, as shown in the figure, Figure 1 The front lower protective device of the mine dump truck further comprises a wind deflector 9. The wind deflector 9 is connected between the second upright column 102 and is arranged at the gap between the oil pan and the oil pan protective cover 4. The wind deflector 9 blocks the wind at the gap, avoiding dust raising caused by the downward blowing of the engine after starting.

[0035] Specifically, as shown in the figure, Figure 1 The first protective plate 2 is welded between the first upright column 101. A plurality of holes are provided on the surface of the first protective plate 2. The holes are vertical strip-shaped through holes. The holes facilitate heat dissipation of the water tank.

[0036] Specifically, as shown in Figure 1 The first connecting piece 6 and the second connecting piece 7 are both bent structures, and the first connecting piece 6 and the second connecting piece 7 make the width of the oil sump protective cover 4 smaller than the width of the connecting frame 1. Through the structural design of the first connecting piece 6 and the second connecting piece 7, the width of the oil sump protective cover 4 can be reduced, so that the oil sump protective cover 4 matches the engine structure and improves the protection performance of the engine.

[0037] Specifically, as shown in Figure 1 The first connecting piece 6 is an L-shaped bent plate with a reinforcing rib structure, one side of the first connecting piece 6 is welded to the oil sump protective cover 4, and the other side of the first connecting piece 6 is connected to the second upright column 102 through bolts, thereby realizing the detachable connection structure of the oil sump protective cover 4 and the connecting frame 1.

[0038] Specifically, as shown in Figure 1 The second connecting piece 7 is a four-segment bent structure, and the second connecting piece 7 includes an upper connecting segment, a lower vertical segment, a lower inclined segment, and a lower connecting segment. The upper connecting segment is connected to the frame, the lower connecting segment is connected to the oil sump protective cover 4, the lower vertical segment extends downward along the vertical direction, and the lower inclined segment extends inward along the vertical direction and downward.

[0039] Specifically, as shown in Figure 1 The oil sump protective cover 4 has a vertically bent guard plate on both sides, and the guard plate is provided with a notch on one side of the connecting frame 1 for avoiding the oil tank lower cross beam. The engine oil sump on both sides is protected by the guard plate, and the notch avoids structural interference.

[0040] Specifically, as shown in Figure 1 The mine dump truck front lower protective device further comprises a second reinforcing beam 10 connected to the lower end of the oil sump protective cover 4. The second reinforcing beam 10 is arranged at intervals along the length direction of the oil sump protective cover 4 and is welded to the bottom of the oil sump protective cover 4. A triangular structure is formed between the second reinforcing beam 10 and the oil sump protective cover 4, and the second reinforcing beam 10 improves the strength of the oil sump structure.

[0041] By installing the mine dump truck front lower protective device under the frame, a protective structure for the water tank and the engine can be effectively formed, the problem that the water tank and the engine are easily damaged due to small ground clearance is solved, and a detachable cover plate 5 is added to effectively prevent dust from being raised at the oil discharge port.

[0042] Example two

[0043] A mine dump truck comprises the mine dump truck front lower protective device disclosed in example one.

[0044] The above is only an embodiment of the present application, and the common knowledge of specific structures and properties in the scheme is not described in detail, the ordinary skilled person in the art knows all the ordinary technical knowledge in the technical field of the present application before the application date or the priority date, can know all the prior art in the field, and has the ability to apply conventional experimental means before that date, the ordinary skilled person in the art can improve and implement the present scheme under the inspiration given in the present application, and some typical known structures or known methods should not be an obstacle for the ordinary skilled person in the art to implement the present application. It should be pointed out that, for those skilled in the art, without departing from the structure of the present application, a number of modifications and improvements can be made, which should also be considered as the protection scope of the present application, which will not affect the effect and practicality of the present application.

Claims

1. A front lower underbody protection device for a mining dump truck, characterized in that, include: Connecting bracket, used for connecting to the vehicle frame; The first protective plate is connected to the connecting frame and is used to form a protective structure on the side of the water tank; The second protective plate is connected to the connecting frame and is used to form a protective structure for the bottom of the water tank; An oil pan protection cover is connected to the connecting frame and is used to form a protective structure for the engine oil pan. The oil pan protection cover has an oil drain hole. A cover plate is detachably connected to the oil pan protective cover and seals the oil drain hole; The first connector connects the oil pan protective cover to the connecting frame, and the first connector makes the connecting frame and the oil pan protective cover form a detachable structure. The second connector connects the oil pan cover to the vehicle frame.

2. The mining dump truck front lower guard of claim 1, wherein, The connecting frame includes: a first column, a second column, and a longitudinal beam. There are two first columns and two second columns. The first columns and the second columns are spaced apart from each other and installed on the same side of the vehicle frame. The longitudinal beam connects the first columns and the second columns.

3. The mining dump truck front lower guard of claim 2, wherein, Also includes: The first reinforcing beam is connected between the first columns, and is also disposed between the first protective plate and the second protective plate.

4. The mining dump truck front lower guard of claim 2, wherein, Also includes: A wind deflector is connected between the second columns and is positioned in the gap between the oil pan and the oil pan protective cover.

5. The mining dump truck front lower guard of claim 1, wherein, The surface of the first protective plate has multiple holes.

6. The mining dump truck front lower guard of claim 1, wherein, Both the first connector and the second connector are bent structures, and the width of the oil pan protective cover is smaller than the width of the connecting frame.

7. The mining dump truck front lower guard of claim 1, wherein, The oil pan protective cover has vertically bent guard plates on both sides, and the guard plates are provided with notches on one side of the connecting frame to avoid the lower crossbeam of the engine.

8. The mining dump truck front lower guard of claim 1, wherein, Also includes: The second reinforcing beam is connected to the lower end of the oil pan protective cover.

9. A mining dump truck, characterized in that Includes the front underrun protection device for mining dump trucks as described in any one of claims 1-8.

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