阅读说明：本技术 一种多功能道路抢险救援汽车 (Multifunctional road emergency rescue automobile ) 是由 郑贤哲 于 2021-08-28 设计创作，主要内容包括：本发明提供一种多功能道路抢险救援汽车,属于工程机械技术领域,该多功能道路抢险救援汽车包括二类底盘主体、安装在靠近二类底盘主体主驾驶室的直臂/折臂吊主体、与直臂/折臂吊主体相适配的液压支腿、安装在二类底盘主体上的副驾驶室、叉车门架主体和安装在叉车门架主体上的货叉主体,叉车门架主体的大架通过安装孔固定安装在二类底盘主体的大梁上。该多功能道路抢险救援汽车,通过二类底盘主体、叉车门架主体、夹心/全功率取力器、电磁离合器和液压泵组的设置,安装大架时,将叉车门架主体的大架坐在二类底盘大梁上,在对应位置经过安装孔进行安装固定,避免了更改原车部件,保障了二类底盘原结构的强度。(The invention provides a multifunctional road emergency rescue automobile, which belongs to the technical field of engineering machinery and comprises a second-class chassis main body, a straight arm/folded arm hanging main body arranged close to a main cab of the second-class chassis main body, hydraulic support legs matched with the straight arm/folded arm hanging main body, a secondary cab arranged on the second-class chassis main body, a forklift portal main body and a fork main body arranged on the forklift portal main body, wherein a large frame of the forklift portal main body is fixedly arranged on a crossbeam of the second-class chassis main body through a mounting hole. This multi-functional road rescue car that speedily carries out rescue work, through the setting of class II chassis main part, fork truck portal main part, with filling/full power takeoff, electromagnetic clutch and hydraulic pump group, when installing big frame, sit the big frame of fork truck portal main part on class II chassis girders, install fixedly through the mounting hole in corresponding position, avoided changing former car parts, ensured the intensity of class II chassis primary structure.)

1. The utility model provides a multi-functional road emergency rescue car, includes two kinds of chassis main parts (180), install and hang main part (120) at the straight arm/roll over arm that is close to two kinds of chassis main parts (180) main driver's cabin, with hydraulic leg (121) of straight arm/roll over arm and hang main part (120) looks adaptation, install copilot on two kinds of chassis main parts (180), fork truck portal main part (110) and install fork main part (111) on fork truck portal main part (110), its characterized in that: the large frame of the forklift mast main body (110) is fixedly arranged on a girder of the second-class chassis main body (180) through a mounting hole, the direction of the assistant cab is opposite to the direction of a main cab of the second-class chassis main body (180), the assistant cab is arranged between the straight arm/folded arm hanging main body (120) and the forklift mast main body (110), the assistant cab comprises a top guard (140), an assistant cab steering mechanism (130), a gear shifting mechanism (150) and a forklift operating handle (160) which are fixedly arranged on the second-class chassis main body (180), the assistant cab steering mechanism (130), the gear shifting mechanism (150) and the forklift operating handle (160) are all arranged on the second-class chassis main body (180), and the assistant cab steering mechanism (130), the gear shifting mechanism (150) and the forklift operating handle (160) are all arranged in the top guard (140), the main cab and the auxiliary cab of the second type chassis main body (180) are both provided with a whole vehicle function conversion switch (170), the working side steering wheel (1 q) of the auxiliary cab is linked with the parking side steering wheel (1 s) of the main cab through a steering system, the straight arm/folded arm hanging main body (120) is linked with the forklift gantry main body (110) through a hydraulic system, the steering system is connected with the hydraulic system through a main control valve (1 j), a parking side brake pedal (2 c) of the main cab is linked with a working side brake pedal (2 d) of the auxiliary cab through a brake system, the parking side clutch pedal (3 c) of the main cab is linked with the working side clutch pedal (3 d) of the service cab through a clutch system, and a driving control lever (4 a) of the auxiliary cab is linked with a transmission (4 t) of the second-class chassis main body (180) through a forward/reverse control lever control system.

2. The multifunctional road emergency rescue vehicle of claim 1, wherein: the hydraulic system comprises an engine (1 a) and a hydraulic pump set (1 c), the engine (1 a) and the hydraulic pump set (1 c) are connected through a sandwich/full-power takeoff (1 b), the sandwich/full-power takeoff (1 b) is connected with an electromagnetic clutch, one output end of the hydraulic pump set (1 c) is provided with a reversing valve (1 f), the hydraulic pump set is connected with a forklift gantry main body (110) through a main control valve (1 j), and the other output end of the hydraulic pump set (1 c) is connected with a straight arm/folding arm lifting main body (120) through a multi-way valve (1 d).

3. The multifunctional road emergency rescue vehicle of claim 2, wherein: the steering system comprises a parking side steering motor (1 t) linked with a parking side steering wheel (1 s) and a steering device (1 p) linked with an operation side steering wheel (1 q), wherein the parking side steering motor (1 t) is connected with a steering pump (1 u), the steering pump (1 u) is connected with an engine (1 a), the steering device (1 p) is linked with a hydraulic system through a main control valve (1 j), the steering device (1 p) is connected with a steering reversing valve (1 m) through a pressure switch (1 k), the output end of the steering reversing valve (1 m) is connected with an operation side steering motor (1 n), and the operation side steering motor (1 n) is connected with the parking side steering motor (1 t) through a chain (1 r).

4. The multifunctional road emergency rescue vehicle of claim 3, wherein: one loop of the multi-way valve (1 d) is connected with a winch (1 h), the other loop of the multi-way valve (1 d) is connected with a swing device (1 g), the multi-way valve (1 d) is connected with at least two support arms, support legs and variable amplitude in the straight arm/folded arm crane main body (120), and the multi-way valve (1 d), the hydraulic pump (1 c), the main control valve (1 j) and the steering pump (1 u) are all connected with a hydraulic oil tank (1 e).

5. The multifunctional road emergency rescue vehicle of claim 1, wherein: the brake system comprises a parking side brake pedal (2 c) and a parking side master brake cylinder (2 m) linked with the parking side brake pedal (2 c), the parking side master brake cylinder (2 m) is connected with a brake wheel cylinder (2 v) through an ABS unit (2 s), the parking side master brake cylinder (2 m) is connected with a parking side brake oil tank (2 e) providing energy, the parking side brake pedal (2 c) is connected with an independent control brake system (2 x) through a brake reversing valve (2 h), the independent control brake system (2 x) comprises an operation side brake pedal (2 d) and an operation side master brake cylinder (2 n) linked with the operation side brake pedal (2 d), the operation side master brake cylinder (2 n) is connected with an operation side brake oil tank (2 f), and the operation side master brake cylinder (2 n) is connected with the parking side brake pedal (2 c) through a brake reversing valve (2 h), the parking side brake pedal (2 c) and the operation side brake pedal (2 d) are linked through a pull rope (2 j), and the parking side brake pedal (2 c) and the operation side brake pedal (2 d) are both connected with a brake release oil cylinder (2 g).

6. The multifunctional road emergency rescue vehicle of claim 1, wherein: the clutch system comprises a parking side clutch pedal (3 c) and a parking side main clutch cylinder (3 m) linked with the parking side clutch pedal (3 c), the parking side main clutch cylinder (3 m) is connected with a clutch disc (3 v) through a release cylinder (3 s), the parking side main clutch cylinder (3 m) is connected with a parking side oil tank (3 e), the parking side clutch pedal (3 c) is connected with an independent clutch control system (3 x) through a clutch reversing valve (3 h), the independent clutch control system (3 x) comprises an operation side clutch pedal (3 d) and an operation side main clutch cylinder (3 n) linked with the operation side clutch pedal (3 d), the operation side main clutch cylinder (3 n) is connected with an operation side oil tank (3 f), the operation side main clutch cylinder (3 n) is connected with the parking side clutch pedal (3 c) through a clutch reversing valve (3 h), the parking side clutch pedal (3 c) is linked with the operation side clutch pedal (3 d) through a pull rope (3 j), and the parking side clutch pedal (3 c) and the operation side clutch pedal (3 d) are both connected with a clutch release oil cylinder (3 g).

7. The multifunctional road emergency rescue vehicle of claim 1, wherein: the control system of the advancing/backing operation rod comprises a limit cover (4 b), a reversing frame (4 c) fixedly installed under the limit cover (4 b), a reversing connecting frame (4 g), a transformation bracket (4 k) and a push-pull rod (4 j) linked with the transformation bracket (4 k), wherein the driving operation rod (4 a) penetrates through the limit cover (4 b) and is installed on the reversing frame (4 c), the reversing frame (4 c) is connected with a guide frame (4 f) through a conduction shaft (4 e), the guide frame (4 f) is provided with a return spring (4 m), the guide frame (4 f) is linked with the push-pull rod (4 j), the outer surface of the push-pull rod (4 j) is provided with an adjustable support (4 n), the transformation bracket (4 k) is linked with a speed changer (4 t) through a speed selector (4 s), and the reversing frame (4 c) is connected with the reversing connecting frame (4 g) through a first conduction arm (4 d), the reversing connecting frame (4 g) is linked with the guide frame (4 f) through a connecting frame (4 h), the reversing connecting frame (4 g) is connected with a variable speed shifter (4 r) through a second conducting arm (4 p), and the variable speed shifter (4 r) is linked with the transmission (4 t).

8. The multifunctional road emergency rescue vehicle of claim 1, wherein: the forklift mast main body (110) comprises a left large frame, a right large frame and a reinforcing plate connected with the left large frame and the right large frame, the left large frame and the right large frame on the second-class chassis main body (180) are corresponding and are connected and installed from top to bottom, a copilot fixing frame is arranged on the left large frame and the right large frame, the other end of the left large frame and the right large frame is provided with a large frame limiting frame and a bearing shaft for fixed installation, and the forklift mast main body (110) is installed with the fork main body (111) through a mast piece.

9. The multifunctional road emergency rescue vehicle of claim 1, wherein: the upper surface of second class chassis main part (180) is provided with auxiliary device, auxiliary device includes water pumper, generator, air compressor machine, fire-fighting equipment and hinders rescue apparatus, water pumper, generator, air compressor machine, fire-fighting equipment and hinder rescue apparatus evenly set up the upper surface at second class chassis main part (180).

Technical Field

The invention belongs to the technical field of engineering machinery, and particularly relates to a multifunctional road emergency rescue automobile.

Background

With the increase of high-grade road surfaces and the use of automobiles, accidents or faults can not be avoided when various automobiles run on the road or work in the field, and for areas with various natural disasters such as earthquakes, landslides, floods and the like, the requirements of complexity and particularity of the operation areas on the types and efficiency of operation tools of rescue vehicles are extremely strict, along with continuous progress of scientific technology, the development of rescue vehicles is more and more diversified, various rescue vehicles come into play, the rescue vehicles can carry out the tasks of ensuring the smoothness of roads and avoiding the casualties as much as possible in the aspects of road rescue, ruin cleaning, barrier lake dredging, people burying, object rescue and the like when disaster accidents occur, and the emergency rescue vehicles are widely applied to occasions such as obstacle clearing and obstacle setting of expressways or urban roads, tunnels, airports, ports, municipal works, military logistics support, emergency rescue and the like.

At present, when a fork part is installed, the fork part is usually installed on two sides of a crossbeam of a second type chassis, an original vehicle part needs to be disassembled, a process hole needs to be drilled additionally, the cost is high, the strength of the crossbeam of the original vehicle is reduced, time and labor are wasted during installation, the assembly and the disassembly and the maintenance are very inconvenient, and the traditional road emergency rescue vehicle adopts devices such as a shuttle valve and the like to realize the linkage of a control system.

Disclosure of Invention

The invention aims to provide a multifunctional road emergency rescue automobile, and aims to solve the problems of complex installation, high cost and low operation safety in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional road emergency rescue automobile comprises a second-class chassis main body, a straight arm/folding arm hanging main body, hydraulic support legs, a copilot cabin, a forklift portal main body and a fork main body, wherein the straight arm/folding arm hanging main body is arranged close to a main cab of the second-class chassis main body, the hydraulic support legs are matched with the straight arm/folding arm hanging main body, the copilot cabin is arranged on the second-class chassis main body, the forklift portal main body is arranged on the forklift portal main body, a main frame of the forklift portal main body is fixedly arranged on a crossbeam of the second-class chassis main body through mounting holes, the direction of the copilot cabin is opposite to that of the main cab of the second-class chassis main body, the copilot cabin is arranged between the straight arm/folding arm hanging main body and the forklift portal main body, the copilot comprises a top guard frame, a copilot steering mechanism, a gear shifting mechanism and a forklift operating handle which are fixedly arranged on the second-class chassis main body, and the steering mechanism, the gear shifting mechanism and the forklift operating handle of the assistant cab are all arranged in the top protection frame, the main cab and the assistant cab of the second type chassis main body are both provided with a whole vehicle function change-over switch, the operating side steering wheel of the auxiliary cab is linked with the parking side steering wheel of the main cab through a steering system, the straight arm/folding arm hanging main body is linked with the forklift gantry main body through a hydraulic system, the steering system is connected with the hydraulic system through a main control valve, a parking side brake pedal of the main cab is linked with an operation side brake pedal of the auxiliary cab through a brake system, the clutch pedal on the parking side of the main cab is linked with the clutch pedal on the working side of the service cab through a clutch system, and a driving operating lever of the auxiliary cab is linked with a transmission of the second-class chassis main body through a forward/reverse operating lever control system.

In order to ensure that the multifunctional road emergency rescue vehicle achieves the effect of ensuring stable safety of power output, the hydraulic system preferably comprises an engine and a hydraulic pump set, the engine and the hydraulic pump set are connected through a sandwich/full-power takeoff, the sandwich/full-power takeoff is connected with an electromagnetic clutch, one output end of the hydraulic pump set is provided with a reversing valve and is connected with a forklift gantry main body through a main control valve, and the other output end of the hydraulic pump set is connected with a straight arm/folding arm crane main body through a multi-way valve.

In order to enable the multifunctional road emergency rescue automobile to achieve the new effect of independent and stable driving, as an optimization of the invention, the steering system comprises a parking side steering motor linked with a parking side steering wheel and a steering device linked with an operation side steering wheel, the parking side steering motor is connected with a steering pump, the steering pump is connected with an engine, the steering device is linked with a hydraulic system through a main control valve, the steering device is connected with a steering reversing valve through a pressure switch, the output end of the steering reversing valve is connected with an operation side steering motor, and the operation side steering motor is connected with the parking side steering motor through a chain.

In order to enable the multifunctional road emergency rescue vehicle to achieve the effect of improving the use flexibility, as a preferable mode of the invention, one loop of the multi-way valve is connected with a winch, the other loop of the multi-way valve is connected with a swinging device, the multi-way valve is connected with at least two support arms, support legs and variable amplitude in the straight arm/folding arm crane main body, and the multi-way valve, the hydraulic pump, the main control valve and the steering pump are all connected with a hydraulic oil tank.

In order to achieve the effect of improving the use safety of the multifunctional road emergency rescue vehicle, as a preferred aspect of the invention, the brake system comprises a parking side brake pedal and a parking side main brake cylinder linked with the parking side brake pedal, the parking side main brake cylinder is connected with a brake wheel cylinder through an ABS unit, the parking side main brake cylinder is connected with a parking side brake oil tank for supplying energy, the parking side brake pedal is connected with an independent control brake system through a brake reversing valve, the independent control brake system comprises an operation side brake pedal and an operation side main brake cylinder linked with the operation side brake pedal, the operation side main brake cylinder is connected with an operation side brake oil tank, the operation side main brake cylinder is connected with the parking side brake pedal through the brake reversing valve, and the parking side brake pedal is linked with the operation side brake pedal through a pull rope, and the parking side brake pedal and the operation side brake pedal are both connected with a brake release oil cylinder.

In order to make the multifunctional road emergency rescue vehicle achieve the effects of simpler and more efficient operation and control, as an optimization of the invention, the clutch system comprises a clutch pedal at the parking side and a main clutch cylinder at the parking side linked with the clutch pedal at the parking side, the parking side main clutch cylinder is connected with a clutch disc through a release cylinder, the parking side main clutch cylinder is connected with a parking side oil tank, the parking side clutch pedal is connected with an independent clutch control system through a clutch reversing valve, the independent clutch control system comprises an operation side clutch pedal and an operation side main clutch cylinder linked with the operation side clutch pedal, the working side main clutch cylinder is connected with a working side oil tank, the working side main clutch cylinder is connected with a parking side clutch pedal through a clutch reversing valve, the clutch pedal at the parking side is linked with the clutch pedal at the operation side through a pull rope, and the clutch pedal at the parking side and the clutch pedal at the operation side are both connected with clutch release oil cylinders.

In order to enable the multifunctional road emergency rescue vehicle to achieve the effects of improving the control flexibility and the operation precision, the forward/reverse control rod control system preferably comprises a limiting cover, a reversing frame fixedly arranged right below the limiting cover, a reversing connecting frame, a transformation bracket and a push-pull rod linked with the transformation bracket, wherein a driving control rod penetrates through the limiting cover and is arranged on the reversing frame, the reversing frame is connected with a guide frame through a conduction shaft, the guide frame is provided with a return spring and is linked with the push-pull rod, an adjustable bracket is arranged on the outer surface of the push-pull rod, the transformation bracket is linked with a speed changer through a speed selector, the reversing frame is connected with the reversing connecting frame through a first conduction arm, the reversing connecting frame is linked with the guide frame through a connecting frame, and the reversing connecting frame is connected with a speed changer through a second conduction arm, the speed changing shifter is linked with the speed changer.

In order to enable the multifunctional road emergency rescue automobile to achieve the effects of facilitating safe forking operation and reducing cost, the forklift portal main body preferably comprises a left large frame, a right large frame and a reinforcing plate connected with the left large frame and the right large frame, the left large frame and the right large frame correspond to the large frames on the second-class chassis main body and are connected and installed up and down, a copilot fixing frame is arranged on each of the left large frame and the right large frame, a large frame limiting frame and a bearing shaft for fixed installation are arranged at the other end of each of the left large frame and the right large frame, and the forklift portal main body is installed with the fork main body through a portal piece.

In order to enable the multifunctional road emergency rescue vehicle to achieve the effect of guaranteeing the use performance, as an optimal choice of the multifunctional road emergency rescue vehicle, auxiliary devices are arranged on the upper surfaces of the two types of chassis main bodies, each auxiliary device comprises a water pump, a generator, an air compressor, fire-fighting equipment and an obstacle-breaking rescue apparatus, and the water pumps, the generators, the air compressors, the fire-fighting equipment and the obstacle-breaking rescue apparatuses are uniformly arranged on the upper surfaces of the two types of chassis main bodies.

Compared with the prior art, the invention has the beneficial effects that:

1. the multifunctional road emergency rescue automobile is characterized in that the large frame of the forklift portal main body is seated on the girder of the second type chassis and is fixedly installed through the installation hole at the corresponding position through the arrangement of the second type chassis main body, the forklift portal main body, the sandwich/full-power takeoff, the electromagnetic clutch and the hydraulic pump set when the large frame is installed, the original automobile part is prevented from being changed, the operation stability of the forklift portal main body is guaranteed, the strength of the original structure of the second type chassis can be guaranteed, the loading and unloading are more convenient, the installation cost is effectively reduced, the use safety and stability are improved, the use is simpler and more convenient, the sandwich/full-power takeoff, the electromagnetic clutch and the hydraulic pump are connected to form a power output mechanism so as to meet the power requirements of various use functions, the power transmission is more stable, and the faults possibly caused by the traditional shuttle valve are solved in the braking unit, the safety and stability of the whole vehicle control system are guaranteed, the service life is prolonged, and the use safety of the vehicle is effectively improved.

2. The multifunctional road emergency rescue vehicle has the advantages that the hydraulic support legs fall down to be stably supported during use, the whole vehicle can be firmly supported, subsequent rescue work is facilitated, the operation control system can be timely converted through the whole vehicle function conversion switch, the operation control system is more flexible in operation, the operation control of the operation side steering wheel of the auxiliary cab and the operation control of the parking side steering wheel of the main cab can be timely changed through the steering system, independent control is guaranteed, bidirectional driving is achieved, rescue efficiency is greatly improved, the straight arm/folding arm hanging main body and the fork main body can be guaranteed to independently operate through installation and use of the sandwich/full-power takeoff in the hydraulic system, the operation of the main cab and the auxiliary cab can be stably linked through the brake system and the clutch system, and the road emergency rescue vehicle is more flexible and convenient to operate by matching with the forward/reverse control lever control system, the use cost is effectively reduced when the driving safety and stability are ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a whole vehicle structure in a specific embodiment of the invention;

FIG. 2 is a schematic illustration of a hydraulic and steering system in an embodiment of the present invention;

FIG. 3 is a schematic illustration of a braking system in an embodiment of the present invention;

FIG. 4 is a schematic diagram of a clutching system in an embodiment of the present invention;

FIG. 5 is a forward/reverse joystick control system according to an embodiment of the present invention

Schematic representation.

In the figure: 110. a forklift mast body; 111. a fork body; 120. a straight arm/folded arm hanger main body; 121. a hydraulic leg; 130. a passenger cabin steering mechanism; 140. a top protecting frame; 150. a gear shift mechanism; 160. a forklift operating handle; 170. a whole vehicle function transfer switch; 180. a class II chassis body; 1a, an engine; 1b, a sandwich/full power takeoff; 1c, a hydraulic pump group; 1d, a multi-way valve; 1e, a hydraulic oil tank; 1f, a reversing valve; 1g, a swinging device; 1h, a winch; 1j, a main control valve; 1k, a pressure switch; 1m, a steering reversing valve; 1n, a work-side steering motor; 1p, a steering device; 1q, a work side steering wheel; 1r, a chain; 1s, a parking side steering wheel; 1t, a parking side steering motor; 1u, a steering pump; 2c, a parking side brake pedal; 2d, a working side brake pedal; 2e, a parking side brake oil tank; 2f, a working side brake oil tank; 2g, a brake release oil cylinder; 2h, braking a reversing valve; 2j, a pull rope; 2s, ABS unit; 2m, a main brake cylinder at the parking side; 2n, a working side master brake cylinder; 2x, independently controlling the braking system; 2v, brake wheel cylinder; 3c, a clutch pedal at the parking side; 3d, an operation side clutch pedal; 3e, an oil tank with a parking side; 3f, an operation side oil tank; 3g, clutch release oil cylinder; 3h, a clutch reversing valve; 3j, a stay cable; 3m, a main clutch cylinder at the parking side; 3n, a working side main clutch cylinder; 3s, releasing the cylinder; 3v, clutch disc; 3x, independent clutch control system; 4a, a driving control lever; 4b, a limiting cover; 4c, a reversing frame; 4d, a first conductive arm; 4p, a second conducting arm; 4e, a conductive shaft; 4f, a guide frame; 4g, a reversing connecting frame; 4h, connecting frames; 4j, a push-pull rod; 4k, changing a bracket; 4m, a return spring; 4n, an adjustable bracket; 4r, variable speed shifter; 4s, a speed selector; 4t and a speed changer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a multifunctional road emergency rescue vehicle comprises a second-class chassis main body 180, a straight arm/folding arm hanging main body 120 arranged close to a main cab of the second-class chassis main body 180, hydraulic support legs 121 matched with the straight arm/folding arm hanging main body 120, a copilot arranged on the second-class chassis main body 180, a forklift mast main body 110 and a fork main body 111 arranged on the forklift mast main body 110, wherein a large frame of the forklift mast main body 110 is fixedly arranged on a girder of the second-class chassis main body 180 through a mounting hole, the direction of the copilot is opposite to the direction of the main cab of the second-class chassis main body 180, the copilot is arranged between the straight arm/folding arm hanging main body 120 and the forklift mast main body 110, the copilot comprises a top guard 140 fixedly arranged on the second-class chassis main body 180, a copilot steering mechanism 130, a gear shifting mechanism 150 and a forklift operating handle 160, the copilot steering mechanism 130, The gear shifting mechanism 150 and the forklift operation handle 160 are all installed on the second-class chassis main body 180, the steering mechanism 130 of the assistant cab, the gear shifting mechanism 150 and the forklift operation handle 160 are all arranged inside the overhead guard 140, the main cab and the assistant cab of the second-class chassis main body 180 are all provided with the whole vehicle function conversion switch 170, the operation side steering wheel 1q of the assistant cab is linked with the parking side steering wheel 1s of the main cab through a steering system, the straight arm/folded arm hanging main body 120 is linked with the forklift mast main body 110 through a hydraulic system, the steering system is connected with the hydraulic system through a main control valve 1j, the parking side brake pedal 2c of the main cab is linked with the operation side brake pedal 2d of the assistant cab through a brake system, the parking side clutch pedal 3c of the main cab is linked with the operation side clutch pedal 3d of the forklift mast through a clutch system, and the driving lever 4a of the assistant cab is controlled by a forward/reverse control lever control system and the second-class chassis main body 180 t are interlocked.

In the specific embodiment of the invention, in the using process, the hydraulic support legs 121 are dropped down to stably support and firmly support the whole vehicle, so that the subsequent rescue work is facilitated, the control system can be timely converted through the whole vehicle function conversion switch 170, the control is more flexible, the forklift gantry main body 110 is arranged on the crossbeam of the second-class chassis main body 180, the operation stability of the pallet fork main body 111 is ensured, the strength of the original structure of the second-class chassis is ensured, the fork assembly work is safer and more stable, the installation cost is effectively reduced, the use safety is improved, the operation of the operation side steering wheel 1q of the auxiliary cab and the operation of the parking side steering wheel 1s of the main cab can be timely converted through the steering system, the independent control is ensured, the rescue efficiency is improved, the installation and use of the sandwich/full-power takeoff 1b in the hydraulic system ensure that the straight arm/folded arm lifting main body 120 and the pallet fork main body 111 can be independently operated, the safety and stability of operation are improved, the operation of the main cab and the auxiliary cab can be stably linked through the braking system and the clutch system, and the control system is matched with the forward/reverse control rod control system to control the road emergency rescue automobile, so that the operation is more flexible and convenient, the driving safety and stability are ensured, and the use cost is effectively reduced.

Specifically, the hydraulic system comprises an engine 1a and a hydraulic pump unit 1c, the engine 1a and the hydraulic pump unit 1c are connected through a sandwich/full-power takeoff 1b, the sandwich/full-power takeoff 1b is connected with an electromagnetic clutch, one output end of the hydraulic pump unit 1c is provided with a reversing valve 1f and is connected with a forklift gantry main body 110 through a main control valve 1j, and the other output end of the hydraulic pump unit 1c is connected with a straight arm/folded arm crane main body 120 through a multi-way valve 1 d. The sandwich/full-power takeoff 1b is arranged at the joint of the engine 1a and the gearbox, and meanwhile, in order to ensure that a hydraulic system can continuously and normally operate, the sandwich/full-power takeoff 1b, the electromagnetic clutch and the hydraulic pump set 1c are connected to form a power output mechanism so as to meet the power requirements of various functions, effectively avoid the fracture accidents caused by power takeoff at the front end of the engine 1a, ensure the safety and stability in the long-time operation process, and effectively improve the use safety.

Specifically, the steering system includes a parking-side steering motor 1t linked with a parking-side steering wheel 1s and a steering device 1p linked with a working-side steering wheel 1q, the parking-side steering motor 1t is connected with a steering pump 1u, the steering pump 1u is connected with an engine 1a, the steering device 1p is linked with the hydraulic system through a main control valve 1j, the steering device 1p is connected with a steering reversing valve 1m through a pressure switch 1k, the output end of the steering reversing valve 1m is connected with a working-side steering motor 1n, and the working-side steering motor 1n is connected with the parking-side steering motor 1t through a chain 1 r. Set up normally open steering reversing valve 1m and pressure switch 1k between steering gear 1p and operation side steering motor 1n, can effectual guarantee positive driver's cabin steering wheel and copilot steering wheel be through the independent even running of chain 1r linkage, and positive driver's cabin steering wheel and copilot steering wheel also can link through hold-in range or V-belt, can guarantee independent even running equally, effectual safety and stability who improves among the driving process, be favorable to improving life, and the cost is reduced.

Furthermore, one loop of the multi-way valve 1d is connected with a winch 1h, the other loop of the multi-way valve 1d is connected with a swing device 1g, the multi-way valve 1d is connected with at least two support arms, support legs and variable amplitude in the straight arm/folding arm crane main body 120, and the multi-way valve 1d, the hydraulic pump 1c, the main control valve 1j and the steering pump 1u are all connected with a hydraulic oil tank 1 e. Through the operation of multiple unit valve 1d control support arm, landing leg and change width of cloth, the operation of simultaneous control capstan winch 1h and pendulous device 1g can deal with different rescue environment in a flexible way, is favorable to improving rescue efficiency, and the use flexibility is higher.

Specifically, the brake system includes a parking side brake pedal 2c, a parking side master cylinder 2m linked with the parking side brake pedal 2c, the parking side master cylinder 2m is connected with a brake wheel cylinder 2v through an ABS unit 2s, the parking side master cylinder 2m is connected with a parking side brake oil tank 2e for supplying energy, the parking side brake pedal 2c is connected with an independently controlled brake system 2x through a brake change valve 2h, the independently controlled brake system 2x includes a working side brake pedal 2d and a working side master cylinder 2n linked with the working side brake pedal 2d, the working side master cylinder 2n is connected with a working side brake oil tank 2f, the working side master cylinder 2n is connected with the parking side brake pedal 2c through a brake change valve 2h, the parking side brake pedal 2c is linked with the working side brake pedal 2d through a pull rope 2j, and the parking side brake pedal 2c and the working side brake pedal 2d are both connected with a brake release cylinder 2 g. Connect resident side brake pedal 2c and independent control system 2x through braking switching-over valve 2h, can independent control brake wheel cylinder 2v respectively, resident side brake pedal 2c passes through stay cord 2j linkage with operation side brake pedal 2d simultaneously, can reach better braking effect on the basis that does not change two types of chassis primary structures, and it is simple more convenient to use, and assembly efficiency is higher, and the fault rate is lower, effectual improvement operation security.

Specifically, the clutch system comprises a parking side clutch pedal 3c and a parking side main clutch cylinder 3m linked with the parking side clutch pedal 3c, the parking side main clutch cylinder 3m is connected with a clutch disc 3v through a release cylinder 3s, the parking side main clutch cylinder 3m is connected with a parking side oil tank 3e, the parking side clutch pedal 3c is connected with an independent clutch control system 3x through a clutch reversing valve 3h, the independent clutch control system 3x comprises an operation side clutch pedal 3d, the clutch device comprises a working side main clutch cylinder 3n linked with a working side clutch pedal 3d, wherein the working side main clutch cylinder 3n is connected with a working side oil tank 3f, the working side main clutch cylinder 3n is connected with a parking side clutch pedal 3c through a clutch reversing valve 3h, the parking side clutch pedal 3c is linked with the working side clutch pedal 3d through a pull rope 3j, and the parking side clutch pedal 3c and the working side clutch pedal 3d are both connected with a clutch release oil cylinder 3 g. Connect through separation and reunion switching-over valve 3h and stay side clutch pedal 3c and independent clutch control system 3x, can be through stay side clutch pedal 3c and operation side clutch pedal 3d independent control clutch disc 3v respectively, stay side clutch pedal 3c links through cable 3j and operation side clutch pedal 3d simultaneously, nimble independent control on the basis that does not change two types of chassis original structure, the assembly is more simple and convenient, the effectual fault rate that has reduced when moving, be favorable to improving life.

Specifically, the control system of the advancing/backing operation rod comprises a limit cover 4b, a reversing frame 4c fixedly arranged under the limit cover 4b, a reversing connecting frame 4g, a transformation bracket 4k and a push-pull rod 4j linked with the transformation bracket 4k, a driving operation rod 4a penetrates through the limit cover 4b and is arranged on the reversing frame 4c, the reversing frame 4c is connected with a guide frame 4f through a conduction shaft 4e, the guide frame 4f is provided with a return spring 4m, the guide frame 4f is linked with the push-pull rod 4j, the outer surface of the push-pull rod 4j is provided with an adjustable bracket 4n, the transformation bracket 4k is linked with a speed changer 4t through a speed selector 4s, the reversing frame 4c is connected with the reversing connecting frame 4g through a first conduction arm 4d, the reversing connecting frame 4g is linked with the guide frame 4f through a connecting frame 4h, the reversing connecting frame 4g is connected with a speed changer 4r through a second conduction arm 4p, the shift shifter 4r is interlocked with the transmission 4 t. When the travelling crane operating rod 4a is controlled to switch gears, the reversing frame 4c is driven to pass through the first conducting arm 4d, the reversing connecting frame 4g and the second conducting arm 4p, then the speed change shifter 4r is driven, the transmission 4t is linked, meanwhile, the guide frame 4f is driven through the conducting shaft 4e, then the speed selector 4s is driven through the reset spring 4m, the push-pull rod 4j and the transformation bracket 4k, the transmission 4t is linked, two driving cabs can flexibly and independently control the transmission 4t, the failure rate is lower through mechanical connection, and the control is carried out through an independent mechanism, so that the control precision can be effectively improved, the driving stability is guaranteed, the structures of the limiting cover 4b, the reversing frame 4c and the transformation bracket 4k can be adjusted at any time according to the type of the transmission 4t, and the installation and the use are more flexible.

Specifically, the forklift mast main body 110 comprises a left large frame, a right large frame, reinforcing plates connected with the left large frame and the right large frame, the left large frame and the right large frame correspond to the large frames on the second-class chassis main body 180 and are connected and installed from top to bottom, a copilot fixing frame is arranged on the left large frame and the right large frame, a large frame limiting frame and a bearing shaft used for fixed installation are arranged at the other end of the left large frame and the right large frame, and the forklift mast main body 110 is installed with the fork main body 111 through a mast piece. When installing big frame, sit big frame on two types of chassis girders, install fixedly through the mounting hole in corresponding position, it is more convenient to install when guaranteeing two types of chassis girders intensity, and fork dress operation security is higher moreover, can effectually reduce installation cost.

Specifically, the upper surface of the second-class chassis main body (180) is provided with an auxiliary device, the auxiliary device comprises a water pump, a generator, an air compressor, fire-fighting equipment and an obstacle-breaking rescue apparatus, and the water pump, the generator, the air compressor, the fire-fighting equipment and the obstacle-breaking rescue apparatus are uniformly arranged on the upper surface of the second-class chassis main body (180). When the rescue automobile is assembled and used, rescue auxiliary equipment such as a water pump, a generator, an air compressor, fire-fighting equipment and barrier-breaking rescue equipment can be designed, installed and replaced according to users and actual market use requirements, and electric power can be independently provided through the generator, so that different use requirements can be effectively met, and the use performance of the rescue automobile is greatly improved.

It should be noted that, in the following description,

the mechanical structures and operating principles of the forklift mast body 110, the fork body 111, the straight/jack boom main body 120, the passenger compartment steering mechanism 130, and the forklift operation handle 160 devices described herein are prior art, and thus the detailed mechanical structures and operating principles thereof will not be described in detail.

The working principle and the mechanical mechanism of the water pump, the generator, the air compressor, the fire-fighting equipment and the obstacle-breaking rescue equipment are the prior art, so the detailed mechanical structure and the working principle are not described in detail herein, and the water pump, the generator, the air compressor, the fire-fighting equipment and the obstacle-breaking rescue equipment can be freely matched and installed for use, including but not limited to the embodiment described herein, since the rescue auxiliary devices in the prior art are more in variety, not all of them are described herein, and other types of rescue auxiliary devices in the prior art can be installed on the second type chassis main body 180 as the auxiliary devices described herein.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.