RU171283U1 - THREE-WAY AWD CAR CHASSIS - Google Patents

Abstract

The utility model belongs to the family of transport vehicles and chassis designed for installing various technological equipment on them. A triaxic automobile chassis with a 6 × 6 wheel arrangement contains a hinged cab (1), a load-carrying frame (2) with front and elongated rear overhangs. The cab (1) has the ability to tilt forward to service the engine. The frame (2) is made with the extension towards the cab (1), and in the rear part the width of the frame (2) is reduced to ensure the installation of the wheels. Amplifiers are installed on the inside and outside of the frame (2), and a power unit is installed in front of the frame (2). The engine air supply system consists of an air intake (3) fixed to the rear of the cab (1), nozzles connecting the air intake (3) and the air cleaner (4), mounted to the right on the frame (2). The automobile chassis has three axles (5), (6), (7), where the first axis (5) is made controllable. The middle axle (6) and the rear axle (7) have a mechanism for locking the transverse differential. The middle axis (6) has a center-locking mechanism. Outside the frame (2), the brake chambers (8) are located on the axles. Between the axes (5) and (6) there is a transfer case (9) with a locking center differential. In the middle part of the frame (2) between the axles (5) and (6), the fuel tank (10) is located on the left, and the second additional fuel tank (11) is installed on the right. On the frame (2) between the axes (5) and (6) to the left in front of the fuel tank (10) there is a battery box (12), from the bottom to which two receivers (13) are fixed with clamps. A block of three receivers (14) is installed behind the fuel tank (10). In the exhaust system, a muffler (15) is installed on the right between the first axis (5) and the second axis (6) with an exhaust pipe (16) directed down and inside the car. To the right of the frame (2), in front of the fuel tank (11), an additional neutralizing liquid tank (17) is installed with a metering pump connected by pipelines to a silencer (15). In the rear part of the frame (2) a towing device (18) is fixed, and a safety beam (19) is installed, which is made of a profile with the possibility of rotation and fixing in the desired position. Right and left between the first axis (5) and the second axis (6) installed side protection (20). Behind the cabin (1) above the engine there is a noise insulation screen (21), which reduces the noise level of the engine. A car chassis has been created that can significantly reduce the noise level.

Description

The utility model relates to a family of transport vehicles and chassis designed for installing various technological equipment on them.

A car chassis is known, made with a 6 × 4 wheel arrangement with certain geometric parameters, containing a hinged cab, under which the engine is located, a frame with front and rear overhangs, made with expansion towards the cab, a spare wheel mounted horizontally in the middle of the frame under the right a spar, an air cleaner located above the engine, a muffler installed on the left under the frame spar, the exhaust pipe of which extends to the left side of the chassis and its end has a bend back, the battery box batteries mounted on the right side member of the frame behind the cab, while the chassis is equipped with five receivers: two of which are combined in a block and placed under the battery box, the other two are mounted inside the frame on the right and left side members and one is fixed in the rear of the frame on the cross member (RU No. 19015, IPC B62D 61/10, published on 08/10/2001).

Known three-axle automobile chassis containing a hinged cab, under which the engine is located, a frame with front and rear overhangs made of side members and cross members, front and rear suspensions having anti-roll bars, an air intake fixed to the rear of the cab, an air cleaner connected to it and located above the engine, a battery box mounted on the right side member of the frame behind the cabin, a silencer located on the left under the side member of the frame, the exhaust pipe of which goes to the left chassis defense, receivers, fuel tank mounted in front of the frame on the left side member, gearbox, cardan gear, the ladder frame of which is equipped with front and rear underrun safety bars, the drive axle is made with a hypoid main gear, cross-axle differential lock and longitudinal suspension levers with pneumatic elements, the suspension of the front axle is made on sheet springs, and the suspension of the rear additional axis is made on pneumatic elements, in addition, all receivers are closed replenished on the side members inside the frame (RU No. 64582, IPC B62D 61/10 (2006.01), publ. 07/10/2007).

A three-axle automobile chassis is known, comprising a frame formed by two spars of a variable channel section connected by cross members, reinforced by external and internal overlays, and made with expansion towards the cab and reducing width at the rear, front axle with suspension, middle axle and rear axle with balancer suspension and anti-roll bars, a battery box mounted on the right side member of the frame behind the cabin, receivers mounted on the side members inside the frame, wheel, box office that of high-pressure gas cylinders installed behind the cabin, and a cartridge with horizontally located gas cylinders, mounted with brackets on the frame side members between the front axle and the middle bridge (RU 156416, IPC B60K 15/07 (2006.01), B62D6 1/10 (2006.01 ), published on November 10, 2015).

The prototype of the claimed technical solution according to the set of essential features and the technical result achieved is a car chassis for a tanker with a 6x4 wheel arrangement, containing a hinged cab, under which the engine is located, a frame with front and elongated rear overhangs, made of side members and cross members with expansion towards the cab , gearbox, driveline, silencer with exhaust pipe, battery box, five receivers, fuel tank, mounted on the right in the middle of the p Amy, a spare wheel mounted in the rear of the frame under the side members, a safety beam, plastic wings mounted above the wheels of the middle and rear axles, while the muffler is installed in front of the front axle under the frame with the outlet of the exhaust pipe to the right, the battery box is installed on the right in the middle frames, two receivers are installed on the right and left inside the frame in front of the middle bridge and one on the left or right behind the rear axle, and the other two are located under the battery box, on the frame side members on the right and left U mean the bridge and left behind the rear axle brackets are secured by the additional equipment and the pump (RU number 32461, IPC B62D 61/10, B62D 21/00, publ. 09/20/2003).

Known car chassis in most cases do not provide the required environmental performance and have a high noise level.

The task to which the claimed technical solution is directed is to reduce the noise level when exhausting exhaust gases into the atmosphere discharged from the silencer.

The problem is solved in that the claimed three-axle all-wheel drive automobile chassis with a 6x6 wheel arrangement, comprising a hinged cab, under which the engine is placed, a frame with front and elongated rear overhangs, made of side members and cross members with expansion towards the cab, an air cleaner, an air intake, a battery box batteries, receivers, fuel tank, safety rail installed in the rear of the frame, a silencer with an exhaust pipe, a metering pump, additionally contains a tank of neutralizing liquid, installed on the right side of the frame, a soundproofing screen located behind the cab above the engine, while the air intake is mounted on the rear of the cab, the air purifier is on the right on the frame, the battery box is on the left on the frame, and a silencer with an exhaust pipe is installed between the first and second axis of the frame, directed down and in the car.

The combination of distinctive features, namely, that the chassis additionally contains a neutralizing liquid tank mounted on the right side of the frame, a noise insulation screen located behind the cab above the engine, while the air intake is mounted on the rear of the cab, the air purifier on the right on the frame, and the battery box on the left on frame, and on the right between the first and second axis of the frame there is a muffler with an exhaust pipe directed down and inside the car, which can significantly reduce the noise level when exhausting gases to the atmosphere discharged from the silencer.

An analysis of the known technical solutions, carried out according to scientific, technical and patent documentation, showed that the set of essential features of the claimed technical solution is unknown from the prior art, therefore, it meets the patentability condition of the utility model “novelty”.

The utility model is illustrated by the following drawings:

FIG. 1 - three-axis all-wheel drive automobile chassis, side view;

FIG. 2 - the same side view.

A three-axle all-wheel drive automobile chassis with a 6 × 6 wheel arrangement contains a hinged cab 1, under which an engine (not shown) is placed, a load-carrying frame 2 with front and elongated rear overhangs made of side members and cross members. Cabin 1 has the ability to tilt forward to service the engine. The frame 2 is made with the extension towards the cab 1, and in the rear part the width of the frame 2 is reduced to ensure the installation of the wheels. The wide part of the frame 2 is elongated and is equipped with two additional cross members that increase the rigidity of the frame. Amplifiers are installed on the inside and outside of the frame 2. A power unit is installed in front of the frame 2, consisting of an engine, a clutch with a pneumatic booster and a manual gearbox.

The engine air supply system consists of an air intake 3 mounted on the rear of the cab 1, nozzles connecting the air intake 3 and the air cleaner 4, mounted on the right to the frame 2.

The automobile chassis has three axles 5, 6, 7, where the first axis 5 is controllable. The middle axis 6 and the rear axle 7 have a locking mechanism for the cross-axle differential. The middle axis 6 has a center locking mechanism. Outside the frame 2, the brake chambers are located on the axes 8. Between the axes 5 and 6 there is a transfer case 9 with a lockable center differential, which provides torque distribution from the engine through the gearbox through additional driveshafts to all frame axes depending on the load.

In the middle part of the frame 2, between the axes 5 and 6, there is a fuel tank 10 on the left, and the second additional fuel tank 11 is installed on the right side of the frame 2. A battery box 12 is installed on the left between the axles 5 and 6 in front of the fuel tank 10, to the bottom of which are fixed with clamps two receivers 13. A block of three receivers 14 is installed behind the fuel tank 10.

In the exhaust system, a silencer 15 with an exhaust pipe 16 is installed to the right between the first axis 5 and the second axis 6, while the exhaust pipe 16 is directed down and inside the car, which will significantly reduce the noise level when the exhaust gases are released into the atmosphere.

To the right of frame 2, in front of the fuel tank 11, an additional neutralizing liquid tank 17 is installed with a metering pump, connected by pipelines to a silencer 15, which provides a metered supply of neutralizing liquid to the exhaust gases, reducing the amount of harmful substances in them.

A towing device 18 is fixed at the rear of the frame 2, and a safety beam 19 is installed, which is made of a profile with the possibility of rotation and fixing in the desired position.

To the right and left between the first axis 5 and the second axis 6, side protection 20 is installed.

Behind the cabin 1 above the engine is installed a noise insulation screen 21, which reduces the noise level of the engine. On the cabin 1 has a sun protection aerodynamic visor 22.

The claimed technical solution can significantly reduce the noise level when discharging exhaust gases into the atmosphere discharged from the silencer.

The claimed technical solution meets the requirement of industrial applicability and is possible for implementation on standard technological equipment using previously mastered technologies.

Claims (1)

Three-axle automobile chassis with a 6 × 6 wheel arrangement, containing a hinged cab, under which the engine is located, a frame with front and elongated rear overhangs, made of side members and cross members with expansion towards the cab, an air cleaner, an air intake, a battery box, receivers, a fuel tank , a safety beam installed in the rear of the frame, a silencer with an exhaust pipe, a metering pump, characterized in that it further comprises a tank of neutralizing liquid mounted on the right side of the frame, soundproof a screen disposed behind the cab above the engine, the air intake is mounted behind the cockpit, an air cleaner - to the right on the frame, batteries box - left side frame and the right side between the first and second axis frames mounted muffler with an exhaust pipe downward and inward car.

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