CN114771238A - Vehicle urea jar integrated form arrangement structure - Google Patents

Abstract

The invention relates to the technical field of vehicles and discloses an integrated arrangement structure of a vehicle urea tank, which comprises a urea tank bracket and a urea tank arranged in the urea tank bracket, wherein the left side of the urea tank bracket is connected with a large front bracket of a vehicle frame, the right side of the urea tank bracket is connected with an upper right pedal framework, and the front side of the urea tank bracket is connected with a lower front protection cross beam; the urea tank is provided with an injection port, the injection port is connected with an injection pipeline, the injection pipeline extends upwards from the injection port to the upper part of the front bumper assembly, and the upper end of the injection pipeline is provided with a urea liquid injection port. The invention can improve the problem of crowded arrangement space of the vehicle chassis. And after the urea tank support and the right upper vehicle pedal framework are integrated, the front side of the urea tank support is connected with the front lower protective cross beam, and the light-weight design of the urea tank support and the right upper vehicle pedal framework can be realized by means of the structural strength of the front lower protective cross beam.

Description

A vehicle urea tank integrated layout structure

technical field

The invention relates to the technical field of vehicles, in particular to an integrated arrangement structure of a urea tank of a vehicle.

Background technique

In order to deal with the emission problem of the engine, modern heavy trucks generally add liquid urea to the exhaust system. For this purpose, a plastic urea tank has been specially developed. Generally, the urea tank of a heavy-duty tractor can hold 60L of urea liquid to deal with long battery life. At present, the urea tank of the existing heavy-duty tractor is generally arranged on the vehicle chassis through a special bracket. However, the urea tank occupies a large space, which leads to a more crowded arrangement of the vehicle chassis.

SUMMARY OF THE INVENTION

In view of the above problems, the purpose of the present invention is to provide an integrated arrangement structure of a vehicle urea tank, so as to solve the technical problem that the existing urea tank is arranged on the vehicle chassis, occupies a large space, and causes the layout of the vehicle chassis to be more crowded.

In order to achieve the above object, the present invention adopts the following technical solutions:

The vehicle urea tank integrated arrangement structure of the present invention includes a urea tank bracket and a urea tank arranged in the urea tank bracket, wherein the left side of the urea tank bracket is connected to the front large bracket of the frame, and the urea tank bracket is The right side of the tank bracket is connected with the pedal frame of the upper right car, and the front side of the urea tank bracket is connected with the front and lower protective beams; the urea tank is provided with an injection port, and the injection port is connected with a filling pipeline, and the injection port is connected with a filling pipe. The injection pipe extends upward from the injection port to the upper part of the front bumper assembly, and the upper end of the injection pipe is provided with a urea liquid injection port.

Preferably, the urea tank support is a frame structure.

Preferably, the urea tank support includes a front support, a rear support, an upper support rod and a lower support rod, wherein the front support and the rear support are arranged at intervals in the front and rear, and two ends of the upper support rod are respectively connected to the The upper part of the front bracket and the upper part of the rear bracket, the two ends of the lower support rod are respectively connected to the lower part of the front bracket and the lower part of the rear bracket, and the upper support rod is arranged on the lower part of the lower support rod. top left.

Preferably, the left side of the front bracket, the left side of the rear bracket, and the upper support rod are respectively connected with the front large bracket of the frame through bolts.

Preferably, the front and lower protective beams are connected with a support bracket, the support bracket is arranged to extend front and rear on the right side of the urea tank bracket, and the rear side of the support bracket is connected to the right side of the rear bracket.

Preferably, the support bracket is arranged in parallel with the upper support rod.

Preferably, the front bracket is spaced apart from the front lower protective beam.

Preferably, the front bracket includes an L-shaped connecting frame, a first connecting belt and a second connecting belt, the upper support rod and the lower support rod are both connected to the L-shaped connecting frame, and the first connection The first end of the strap is fixed with one end of the L-shaped connecting frame, the first end of the second connecting strap is fixed with the other end of the L-shaped connecting frame, and the second end of the first connecting strap is fixed with the other end of the L-shaped connecting frame. The second end of the second connecting strip is detachably connected.

Preferably, the second end of the first connecting strip is provided with a first fixing column, the second end of the second connecting strip is provided with a second fixing column, the first fixing column and the second fixing column Bolt holes are provided on the tops, and the first fixing column and the second fixing column are connected by bolts.

Compared with the prior art, an integrated arrangement structure of a vehicle urea tank according to an embodiment of the present invention has the following beneficial effects:

In the vehicle urea tank integrated arrangement structure of the embodiment of the present invention, the urea tank is placed in the urea tank bracket, and the urea tank bracket is integrated and arranged at the connection between the front bumper assembly and the upper right pedal frame, and the left side of the urea tank bracket is integrated. It is connected with the front large bracket of the frame, the right side of the urea tank bracket is connected with the pedal frame of the upper right car, and the front side of the urea tank bracket is connected with the front lower protective beam. In addition, after integrating the urea tank bracket with the pedal frame of the upper right car, the front side of the urea tank bracket is connected to the front lower protective beam, and the structural strength of the front and lower protective beam itself can be used to realize the light weight of the urea tank bracket and the pedal frame of the upper right car. Quantitative Design. In addition, the urea solution filling port is arranged on the upper part of the front bumper assembly. When filling the urea solution, the front panel of the cab must be unlocked before opening the front panel for filling, which can prevent the urea solution from being stolen.

Description of drawings

1 is a schematic diagram of an integrated arrangement structure of a vehicle urea tank according to an embodiment of the present invention;

Fig. 2 is the installation schematic diagram of the urea tank support in the embodiment of the present invention;

Fig. 3 is the structural representation of urea tank in the embodiment of the present invention;

4 is an exploded view of the connection between the urea tank support and the front large support of the vehicle frame in the embodiment of the present invention;

Fig. 5 is the partial enlarged schematic diagram of A part in Fig. 4;

In the figure, 1, urea tank; 11, filling pipeline; 12, urea liquid filling port; 2, urea tank bracket; 21, front bracket; 211, L-shaped connecting frame; 212, first connecting belt; A fixing column; 213, the second connecting belt; 2131, the second fixing column; 2132, the bolt; 22, the rear bracket; 23, the upper support rod; 24, the lower support rod; 25, the sleeve; 3, the front bumper assembly 4. The pedal frame of the upper left car; 5. The pedal frame of the upper right car; 6. The front frame of the frame; 7. The front and lower protective beams; 8. The support bracket.

Detailed ways

The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings and embodiments. The following examples are intended to illustrate the present invention, but not to limit the scope of the present invention.

As shown in FIGS. 1-5 , a vehicle urea tank integrated arrangement structure according to an embodiment of the present invention includes a urea tank support 2 and a urea tank 1 arranged in the urea tank support 2 , wherein the urea tank support 2 It is integrated at the connection between the front bumper assembly 3 and the upper right pedal frame 5, the left side of the front bumper assembly 3 is connected with the upper left pedal frame 4, and the right side of the front bumper assembly 3 is connected with the upper right pedal frame 5 is connected, the urea tank bracket 2 is located on the left side of the upper right car pedal frame 5, and is placed between the right upper car pedal frame 5 and the front large bracket 6 of the frame. The left side of the urea tank bracket 2 is connected with the front large bracket 6 of the frame, the right side of the urea tank bracket 2 is connected with the upper right pedal frame 5, and the front side of the urea tank bracket 2 is connected with the front lower protective beam 7 connection; the urea tank 1 is provided with an injection port, the injection port is connected with a filling pipe 11, and the filling pipe 11 extends upward from the injection port to the upper part of the front bumper assembly 3, and the filling pipe 11 extends upward from the injection port to the upper part of the front bumper assembly 3. The upper end of the injection pipe 11 is provided with a urea solution filling port 12 for filling the urea solution into the urea tank 1 .

The present invention integrates the urea tank bracket 2 with the upper right pedal frame 5, and then integrates it with the front and lower protective beams 7, which not only ensures a compact structure, improves the problem of crowded vehicle chassis layout space, but also uses the front and lower protective beams 7 themselves. The structural strength is high, and the lightweight design of the urea tank bracket 2 and the pedal frame 5 of the upper right car is realized. In addition, the urea solution filling port 12 is arranged on the upper part of the front bumper assembly 3. When filling the urea solution, the front panel of the cab must be unlocked before opening the front panel for filling, which can prevent the urea solution from being stolen.

As shown in FIG. 2 and FIG. 4 , in this embodiment, the urea tank support 2 is a frame structure, and the urea tank support 2 is lightened by using the frame structure.

Further, the urea tank support 2 includes a front support 21, a rear support 22, an upper support rod 23 and a lower support rod 24, wherein the front support 21 and the rear support 22 are arranged at intervals in the front and rear, and the upper support rod Both ends of 23 are respectively connected to the upper part of the front bracket 21 and the upper part of the rear bracket 22, and the two ends of the lower support rod 24 are respectively connected to the lower part of the front bracket 21 and the lower part of the rear bracket 22, and The upper support rod 23 is disposed at the upper left of the lower support rod 24 , and a space for placing the urea tank 1 is formed between the front support 21 , the rear support 22 , the upper support rod 23 and the lower support rod 24 .

In this embodiment, the left side of the front support 21, the left side of the rear support 22, and the upper support rod 23 are respectively connected with the front large support 6 of the frame by bolts, which is convenient for installation and removal. Simple. Moreover, by integrating the urea tank bracket 2 with the front large bracket 6 of the frame, the support bracket connecting the upper right pedal frame 5 and the longitudinal beam can be eliminated, thereby reducing the weight and cost of the entire vehicle. Further, a sleeve 25 is provided on the left side of the front support 21, the left side of the rear support 22, the upper support rod 23 and the front large support 6 of the frame, and the bolts pass through the urea tank support 2, the sleeve 25 and the Front frame bracket 6.

In this embodiment, the front and lower protective beams 7 are connected with a support bracket 8 , the support bracket 8 is arranged to extend front and rear on the right side of the urea tank bracket 2 , and the rear side of the support bracket 8 is connected to the rear bracket The right side of the 22 is connected. The upper part of the front side of the support bracket 8 is connected with the front bumper assembly 3 , and the lower part of the front side of the support bracket 8 is connected with the front lower protective beam 7 . The support bracket 8 is arranged on the left side of the pedal frame 5 of the upper right car, and the support bracket 8 plays the role of connecting the urea tank bracket 2 and the front and lower protective beams 7. On the one hand, the collision ability of the front and lower protective beams 7 can be improved. The structural strength of the front lower protective beam 7 itself realizes the lightweight of the urea tank bracket 2 .

Further, the support bracket 8 is arranged in parallel with the upper support rod 23, so that the space between the support bracket 8 and the upper support rod 23 is adapted to the width of the urea tank 1, so that the right side of the urea tank 1 on the support bracket 8 .

In this embodiment, the front bracket 21 is arranged at intervals from the front lower protective beam 7 , so that the front side of the urea tank 1 can be pressed against the front lower protective beam 7 . Further, as shown in FIG. 4 and FIG. 5 , the front bracket 21 includes an L-shaped connecting frame 211 , a first connecting belt 212 and a second connecting belt 213 , and the upper support rod 23 and the lower support rod 24 are both Connected to the L-shaped connecting frame 211, the first end of the first connecting belt 212 is fixed with one end of the L-shaped connecting frame 211, and the first end of the second connecting belt 213 is connected to the L-shaped connecting frame 211. The other end of the connecting frame 211 is fixed, and the second end of the first connecting band 212 is detachably connected to the second end of the second connecting band 213 . The bottom of the urea tank 1 is placed on the horizontal part of the lower support rod 24 and the L-shaped connecting frame 211, the left side of the urea tank 1 is against the upper support rod 23 and the vertical part of the L-shaped connecting frame 211, and the The rear side is against the rear bracket 22, the front side of the urea tank 1 is against the front lower protective beam 7, and the detachable connection of the first connecting belt 212 and the second connecting belt 213 is convenient to place the urea tank 1 on the urea The urea tank 1 and the urea tank support 2 can be fixed to prevent the urea tank 1 from shaking in the urea tank support 2. When the first connecting belt 212 and the second connecting belt 213 are disassembled, a placement space with an open top is formed in the urea tank support 2. After the urea tank 1 is placed in the placing space, the first connecting belt 212 and the second connecting belt 212 are connected to the second space. The connecting belt 213 is fixed, the front bracket 21 formed by the first connecting belt 212, the second connecting belt 213 and the L-shaped connecting frame 211 is placed on the outer peripheral side of the urea tank 1, and the first connecting belt 212 and the second connecting belt 213 The tank 1 acts as a fastening.

In this embodiment, as shown in FIG. 5 , the second end of the first connecting strip 212 is provided with a first fixing column 2121, and the second end of the second connecting strip 213 is provided with a second fixing column 2131, so The first fixing column 2121 and the second fixing column 2131 are both provided with bolt holes, and the first fixing column 2121 and the second fixing column 2131 are connected by bolts 2132 . Wherein, the central axes of the first fixing column 2121 and the second fixing column 2131 are parallel, and the central axes of the first fixing column 2121 and the second fixing column 2131 are arranged to extend forward and backward. The central axis is arranged vertically.

It should be noted that the integrated arrangement structure of the vehicle urea tank 1 in the present invention is used for commercial vehicles, and can also be used for other vehicles using the urea tank 1 .

To sum up, the embodiment of the present invention provides an integrated arrangement structure of a vehicle urea tank 1, which places the urea tank 1 in the urea tank bracket 2, and integrates the urea tank bracket 2 on the front bumper assembly 3 and the upper right pedal At the connection of the skeleton 5, the left side of the urea tank bracket 2 is connected with the front large bracket 6 of the frame, the right side of the urea tank bracket 2 is connected with the upper right pedal frame 5, and the front side of the urea tank bracket 2 is connected with the front lower protective beam 7 Connection, compact structure, improve the problem of the crowded space of vehicle chassis layout. In addition, the urea solution filling port 12 is arranged on the upper part of the front bumper assembly 3. When filling the urea solution, the front panel of the cab must be unlocked before opening the front panel for filling, which can prevent the urea solution from being stolen. And, after the urea tank bracket 2 is integrated with the right upper vehicle pedal frame 5 , the front side of the urea tank bracket 2 is connected to the front lower protection beam 7 . Since the front and lower protective beam 7 is specially designed for collision protection, its own strength is surplus during normal use. After the integrated design of the urea tank bracket 2 and the upper right pedal frame 5, it is connected with the front and lower protective beam 7. , the structural strength of the front and lower protective beams 7 is used, which is beneficial to the lightweight design of the urea tank bracket 2 and the upper right pedal frame 5. In addition, the urea tank bracket 2 is connected with the outer side of the front and lower protective beams 7, which improves the front and lower protective beams. 7 crash strength, meeting the requirements of crash regulations.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principle of the present invention, several improvements and replacements can be made. These improvements and replacements It should also be regarded as the protection scope of the present invention.

Claims (9)

1. A vehicle urea tank integrated arrangement structure, characterized in that it comprises a urea tank support and a urea tank arranged in the urea tank support, wherein the left side of the urea tank support is connected to the front large bracket of the vehicle frame , the right side of the urea tank support is connected with the upper right pedal frame, the front side of the urea tank support is connected with the front lower protective beam; the urea tank is provided with an injection port, and the injection port is connected with a filling pipeline , the filling pipe extends upward from the filling port to the upper part of the front bumper assembly, and the upper end of the filling pipe is provided with a urea liquid filling port. 2 . The vehicle urea tank integrated arrangement structure according to claim 1 , wherein the urea tank support is a frame structure. 3 . 3. The vehicle urea tank integrated arrangement structure according to claim 2, wherein the urea tank support comprises a front support, a rear support, an upper support rod and a lower support rod, wherein the front support and the The rear brackets are arranged at intervals in the front and rear, the two ends of the upper support rod are respectively connected to the upper part of the front bracket and the upper part of the rear bracket, and the two ends of the lower support rod are respectively connected to the lower part of the front bracket and the rear bracket the lower part of the bracket, and the upper support rod is arranged on the upper left of the lower support rod. 4 . The vehicle urea tank integrated arrangement structure according to claim 3 , wherein the left side of the front bracket, the left side of the rear bracket, and the upper support rod are respectively larger than the front of the frame. 5 . The brackets are connected by bolts. 5 . The vehicle urea tank integrated arrangement structure according to claim 3 , wherein the front and lower protective beams are connected with support brackets, and the support brackets extend front and rear on the right side of the urea tank bracket, so the The rear side of the support bracket is connected with the right side of the rear bracket. 6 . The vehicle urea tank integrated arrangement structure according to claim 5 , wherein the support bracket is arranged in parallel with the upper support rod. 7 . 7 . The vehicle urea tank integrated arrangement structure according to claim 3 , wherein the front bracket and the front lower protective beam are arranged at intervals. 8 . 8 . The vehicle urea tank integrated arrangement structure according to claim 7 , wherein the front bracket comprises an L-shaped connecting frame, a first connecting belt and a second connecting belt, the upper support rod and the lower The support rods are all connected to the L-shaped connecting frame, the first end of the first connecting belt is fixed with one end of the L-shaped connecting frame, and the first end of the second connecting belt is connected to the L-shaped connecting frame The other end of the frame is fixed, and the second end of the first connecting band is detachably connected to the second end of the second connecting band. 9 . The vehicle urea tank integrated arrangement structure according to claim 8 , wherein the second end of the first connecting belt is provided with a first fixing column, and the second end of the second connecting belt is provided with a first fixing column. 10 . The second fixing column, the first fixing column and the second fixing column are both provided with bolt holes, and the first fixing column and the second fixing column are connected by bolts.

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