Movable crusher

Abstract

The utility model discloses a movable crusher which comprises a crushing chamber, an engine and a handrail, the feeding side of the crushing chamber is connected with a feeding groove, the discharging side of the crushing chamber is connected with a discharging pipe, a knife roll is arranged in an inner cavity of the crushing chamber, a knife shaft of the knife roll is connected with a main shaft of the engine through a transmission belt of the crushing chamber, and the crushing chamber and the engine are both fixed on a chassis. A dual-motor drive axle for driving the crawler belts or the wheels on the two sides is arranged in the chassis; a generator, an energy storage battery and a controller module are further installed on the chassis, a main shaft of the engine is in transmission connection with an input shaft of the generator, a stator winding terminal of the generator is connected with a charging terminal of the energy storage battery through a wire, and a power supply terminal of the energy storage battery is connected with power lines of the two walking motors in the dual-motor drive axle. And control lines of the two walking motors are connected with the controller module. The mobile crusher adopts oil-electricity hybrid power, is low in energy consumption cost, good in control performance and wide in application range, and can realize remote control.

Description

Technical Field

[0001] The utility model relates to a pulverizer, in particular to a mobile pulverizer, and belongs to the technical field of agricultural and forestry equipment. Background Art

[0002] Urban greening and other projects require tree branch pruning almost every year. Some large branches need to be cut off because they interfere with houses, roads or power lines. The cut branches or trunks are in a fluffy state, occupying a large space and inconvenient to move. If the branches are chopped up, their stacking volume will be greatly reduced, which is very convenient for transportation. The chopped green waste can be returned to the field or composted on the spot, or it can be transported and used for biomass power generation, avoiding the pollution caused by incineration.

[0003] Traditional mobile crushers use a mobile chassis with a mechanical gearbox, which is complicated to operate and has poor safety. For example, the Chinese invention patent with publication number CN111841730B discloses an automatic feeding type branch crusher, which includes a tractor, a chassis, a feeding part, a crushing part, a discharging part and a power device. The front end of the chassis is provided with a hook rod, and the chassis is connected to the tractor through the hook rod. The crushing part, the discharging part and the power device are fixedly arranged on the chassis. The crushing part includes a shell, an upper crushing roller and a lower crushing roller, and the upper crushing roller and the lower crushing roller are arranged in the shell. The discharging part is arranged at the front end of the crushing part and shares the shell with the crushing part. The feeding part includes a collecting rake, a feeding device, a vibrating screen and a conveyor belt. The automatic feeding type branch crusher can realize automatic feeding during movement, and the debris can be directly sprayed into the transport vehicle or sprayed on the spot after crushing. The tractor can drag the automatic feeding branch crusher to move. During the movement, the aggregate rake will gather the branches scattered on the ground into the aggregate rake, and send the branches into the crushing part for crushing through the feeding device, vibrating screen and conveyor belt.

[0004] The equipment can realize automatic loading during the moving process, and can directly spray the debris into the transport vehicle or spray it on the spot after crushing, but it has the following defects: 1. It is suitable for urban hardened ground, and cannot be used for transfer on soft land or muddy environment in fields and mountains, which limits the scope of use of the equipment;

[0005] 2. Cutting and moving are driven only by the engine, which results in complex transmission and inconvenient operation;

[0006] 3. The degree of automation is low, which is not conducive to remote control climbing and walking at a safe distance. Utility Model Content

[0007] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0008] In view of the above problems and / or the problems existing in the prior art, the present utility model is proposed.

[0009] The utility model aims to overcome the problems existing in the prior art and provide a mobile crusher which adopts an oil-electric hybrid self-propelled chassis, has good control performance, a wide range of applications, and can realize remote control movement.

[0010] In order to solve the above technical problems, the utility model provides a mobile crusher, comprising a crushing chamber, an engine and an armrest, wherein the feed side of the crushing chamber is connected with a feed trough, the discharge side of the crushing chamber is connected with a discharge pipe, the inner cavity of the crushing chamber is provided with a knife roller, and the knife shaft of the knife roller is connected with the main shaft of the engine through a crushing chamber transmission belt;

[0011] The crushing chamber and the engine are both fixed on a chassis, the chassis is a wheeled chassis or a crawler bracket is connected to the bottom of the chassis, and a dual-motor drive axle for driving crawlers or wheels on both sides is provided in the chassis;

[0012] A generator, an energy storage battery and a controller module are also installed on the chassis. The engine main shaft is drivingly connected to the input shaft of the generator. The stator winding terminals of the generator are connected to the charging terminals of the energy storage battery through wires. The power supply terminals of the energy storage battery are connected to the power lines of the two travel motors in the dual-motor drive axle, and the control lines of the two travel motors are connected to the controller module.

[0013] As an improvement of the utility model, the driving belt of the crushing chamber is provided with a tensioning clutch device.

[0014] As a further improvement of the utility model, the root of the discharge pipe is connected to the top of the pulverizing chamber and extends upward, the upper end opening of the discharge pipe points to one side of the longitudinal axis of the pulverizer, and the handrail is located on the side close to the discharge pipe.

[0015] As a further improvement of the present invention, the discharge pipe extends outward along the longitudinal axis of the grinder, and the end opening of the discharge pipe points to the ground, and the handrail is located on a side close to the feed trough.

[0016] As a further improvement of the present invention, the chassis is a frame structure, the left and right ends of the dual-motor drive axle are respectively connected to the left and right side walls of the chassis and penetrate the side walls, and the left and right output shaft ends of the dual-motor drive axle are respectively equipped with track drive sprockets or wheel hubs that drive the tracks or wheels forward.

[0017] As a further improvement of the present invention, when a track bracket is connected to the bottom of the chassis, both sides of the track bracket are respectively connected to track road wheel brackets located in the track, and a plurality of road wheels are respectively provided on the track road wheel brackets.

[0018] As a further improvement of the utility model, the energy storage battery includes an engine starting battery for supplying power to the engine starting motor and a travel power battery for supplying power to the travel motor.

[0019] As a further improvement of the utility model, an armrest operating platform is provided between the left and right handles of the armrest, and the armrest operating platform is provided with a main power switch, an engine electric start switch, an information display screen, an emergency stop switch and a movable speed control lever. The middle position of the movable speed control lever is neutral, pushing forward increases speed, and pulling backward decreases speed.

[0020] As a further improvement of the utility model, a left turning handle is provided below the left handle of the armrest, a right turning handle is provided below the right handle of the armrest, and a safety handle for controlling the moving speed regulating lever and providing "operator on-site control" is provided above the left handle or the right handle.

[0021] As a further improvement of the utility model, an engine throttle speed regulating handle is provided on the left handle or the right handle, and the engine throttle speed regulating handle and the safety handle are located on different handles.

[0022] Compared with the prior art, the utility model has achieved the following beneficial effects: 1. It can be used for chopping branches after pruning in urban greening, and can also be used on soft or muddy land in the field, which is convenient for deep field operation or transfer. It can be more widely used for chopping green waste such as straw of various crops and vines of fruits and vegetables in the field.

[0023] 2. Chopped branches or straw particles can be collected without falling to the ground through a discharge pipe that discharges upward to one side, eliminating the need for secondary collection and avoiding the pollution caused by secondary collection; chopped branches can be collected and transported as biomass fuel for power generation, and chopped straw can be composted or used to produce silage, greatly increasing the added value of crop straw; chopped straw and fruit vines can also be directly returned to the field through a discharge pipe pointing to the ground, without the need for secondary scattering.

[0024] 3. While the engine drives the cutter roller to rotate and cut, it can charge the energy storage battery, which then supplies power to the travel motor. The controller module controls the crusher travel system and can receive wireless signals to achieve remote control and safe remote control transfer under complex working conditions.

[0025] 4. The movement of the chassis can be powered by batteries alone without starting the engine, or the transmission belt of the crushing chamber can be relaxed by tightening the clutch device. After starting the engine, the knife roller will not be driven to rotate, and the power can be directly generated by the battery to supply power to the travel motor, reducing unnecessary fuel consumption during travel or transfer.

[0026] 5. The engine starting battery and the travel power battery can be set independently to reduce mutual interference.

[0027] 6. When going up or down a slope, the operator must control the machine, press the "operator on-site control" safety handle from the tilted state close to the handle, and then move the speed lever to control the movement of the chassis to avoid the risk of overturning or overspeeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. The drawings are only provided for reference and explanation, not for limiting the present utility model. Among them:

[0029] Figure 1 The three-dimensional structure of the first embodiment of the mobile crusher of the utility model Figure 1 ;

[0030] Figure 2 The three-dimensional structure of the first embodiment of the mobile crusher of the utility model Figure 2 ;

[0031] Figure 3 The three-dimensional structure of the first embodiment of the mobile crusher of the utility model Figure 3 ;

[0032] Figure 4 It is a three-dimensional diagram of the second embodiment of the mobile crusher of the utility model;

[0033] Figure 5 This is a three-dimensional diagram of the utility model after removing the feed chute and the crushing chamber shell;

[0034] Figure 6 for Figure 1 A three-dimensional image without the crushing chamber and handrails;

[0035] Figure 7 It is a three-dimensional diagram of the dual-motor drive axle in the utility model;

[0036] Figure 8 It is an exploded view of the chassis and track bracket parts of the utility model;

[0037] In the figure: 1. Feed chute; 2. Crushing chamber; 2a. Knife roller; 3. Discharge pipe; 4. Lower discharge port; 5. Engine; 6. Crushing chamber drive belt; 7. Handrail; 8. Handrail operating table; 8a. Main power switch; 8b. Engine electric start switch; 8c. Information display screen; 8d. Emergency stop switch; 8e. Mobile speed lever; 9. Dual motor drive axle; 9a. Track drive gear plate; 10. Chassis; 10a. Removable mounting plate; 11. Track bracket; 11a. Road wheel; 11b. Bearing seat; 12. Generator; 13. Engine start battery; 14. Travel power battery; 15. Controller module; 16. Left turn handle; 17. Right turn handle; 18. Safety handle; 19. Engine throttle speed control handle; 20. Track;

[0038] Tensioning clutch device: 21. Clutch handle; 22. Traction rope; 23. Clutch swing arm; 24. Clutch tensioning wheel. DETAILED DESCRIPTION

[0039] In the following description of the utility model, the terms "upper", "lower", "front", "back", "left", "right", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the utility model and simplifying the description, and do not mean that the device must have a specific direction.

[0040] In order to make the technical means, creative features, objectives and effects of the present invention easier to understand, the present invention is further described below with reference to specific figures. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them.

[0041] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0042] like Figures 1 to 8As shown, the mobile crusher of the utility model includes a crushing chamber 2, an engine 5, a chassis 10, a handrail 7, a generator 12 and an energy storage battery. The inner cavity of the crushing chamber 2 is provided with a knife roller 2a, and the center of the knife roller 2a is provided with a knife shaft. The knife shaft pulley at one end of the knife shaft is connected to the engine main shaft pulley through the crushing chamber transmission belt 6. The crushing chamber 2 and the engine 5 are both fixed on the chassis 10, and the chassis 10 is a wheeled chassis or a crawler bracket 11 is connected to the bottom of the chassis 10.

[0043] A generator 12, an energy storage battery and a controller module 15 are also installed on the chassis 10. The engine main shaft is drivingly connected to the input shaft of the generator 12. The stator winding terminals of the generator 12 are connected to the charging terminals of the energy storage battery through wires. The power supply terminals of the energy storage battery are connected to the power lines of the two travel motors in the dual-motor drive axle 9. The control lines of the two travel motors are connected to the controller module 15.

[0044] like Figure 8 As shown, a dual-motor drive axle 9 for driving tracks 20 or wheels on both sides is provided in the chassis 10. The chassis 10 is a frame structure, and a detachable mounting plate 10a is installed on the chassis 10 to facilitate the installation of the engine 5. A track bracket 11 is connected to the bottom of the chassis 10, and bearing seats 11b are respectively provided on both sides of the track bracket 11 for supporting the left and right output shafts of the dual-motor drive axle 9.

[0045] The two sides of the crawler bracket 11 are also connected to crawler road wheel brackets located in the crawler 20, and the crawler road wheel brackets are respectively provided with a plurality of road wheels 11a. The road wheels 11a at the front and rear ends can move relatively to adjust the wheelbase to tighten the crawler.

[0046] An armrest operating platform 8 is provided between the left and right handles of the armrest 7. The armrest operating platform 8 is provided with a main power switch 8a, an engine electric start switch 8b, an information display screen 8c, an emergency stop switch 8d and a movable speed regulating lever 8e. A clutch handle 21 may also be provided. When the main power switch 8a is turned on, the energy storage battery supplies power to the crusher, and the controller module 15, the information display screen 8c, etc. enter the starting state. When the engine electric start switch 8b is turned on, the starter motor of the engine 5 works to start the engine. The emergency stop switch 8d is used for parking in an emergency; the movable speed regulating lever 8e is used to control the forward speed of the crusher or stop the forward movement. The middle position of the movable speed regulating lever 8e is neutral, pushing forward is for speed increase, and pulling back is for speed reduction. The controller module 15 can be controlled on site or remotely, reducing the operator's workload and improving his working environment.

[0047] A left turning handle 16 is provided below the left handle of the handrail 7, and the pulverizer turns left by lifting the left turning handle 16. A right turning handle 17 is provided below the right handle of the handrail 7, and the pulverizer turns right by lifting the right turning handle 17.

[0048] An "operator on-site control" safety handle 18 is automatically tilted above the left or right handle. When the crusher is used on a slope or other dangerous occasions, it must be operated on-site by the operator and is not suitable for remote operation. Before the safety handle 18 is pressed down, the moving speed lever 8e is invalid; the operator must first press the safety handle 18 from the tilted state to the handle, and then hold the moving speed lever 8e to control the movement of the chassis 10, push forward to increase speed, or pull back to reduce speed, to ensure safety.

[0049] The engine throttle speed control handle 19 and the safety handle 18 are respectively arranged on different handlebars. Figure 2 and Figure 4 In the embodiment, the safety handle 18 is arranged on the left handle, and the engine throttle speed control handle 19 is arranged on the right handle, and the positions can also be interchanged.

[0050] The feeding side of the crushing chamber 2 is connected to the feeding trough 1. There are two ways to discharge the crushing chamber 2, such as Figures 1 to 3 As shown, the root of the discharge pipe 3 is connected to the top of the crushing chamber 2 and extends upward, the upper end opening of the discharge pipe 3 points to one side of the longitudinal axis of the crusher, and the handrail 7 is located on the side close to the discharge pipe 3. It is used to directly deliver the shredded branches or straws into the carriage, so as to realize the collection without falling to the ground, facilitate transportation and sale, and avoid secondary collection and pollution.

[0051] like Figure 4 As shown, the discharge pipe 3 extends outward along the longitudinal axis of the crusher, and the end opening of the discharge pipe 3, i.e., the lower discharge port 4, points to the ground, and the handrail 7 is located on the side close to the feed trough 1. It is used to directly spray the crushed straw onto the ground to realize the straw return to the field.

[0052] like Figure 7 As shown, the left and right ends of the dual-motor drive bridge 9 are respectively connected to the left and right side walls of the chassis 10 and penetrate the side walls, and the left and right output shaft ends of the dual-motor drive bridge 9 are respectively installed with a track driving sprocket 9a for driving the track 20 forward or a wheel hub for driving the wheel forward, and the two travel motors respectively control the rotation speed of the track driving sprocket 9a or the wheel hub to achieve steering.

[0053] like Figure 6 As shown, the energy storage battery includes an engine starting battery 13 and a travel power battery 14. The engine starting battery 13 is used to supply power to the starter motor of the engine 5, and the travel power battery 14 is used to supply power to the two travel motors of the dual-motor drive axle 9 to reduce the impact on the battery and avoid mutual interference.

[0054] The crushing chamber drive belt 6 is provided with a tensioning clutch device, which includes a clutch handle 21, a traction rope 22, a clutch swing arm 23 and a clutch tensioning wheel 24. The clutch handle 21 is installed on the armrest operating table 8 and is connected to the upper end of the traction rope 22. The lower end of the traction rope 22 is connected to one end of the clutch swing arm 23. The middle part of the clutch swing arm 23 is hinged on the frame, and the other end of the clutch swing arm 23 is installed with a clutch tensioning wheel 24.

[0055] When the clutch handle 21 is pressed down, the traction rope 22 pulls the rear end of the clutch swing arm 23 upward, and the clutch tensioning wheel 24 is pressed down to tighten the crushing chamber transmission belt 6. The crushing chamber transmission belt 6 is in working state, and the engine 5 drives the knife roller 2a to rotate.

[0056] When the clutch handle 21 is released, the traction rope 22 loosens the rear end of the clutch swing arm 23, the clutch swing arm 23 is reset under the action of the spring, and the clutch tensioning wheel 24 is lifted, so that the crushing chamber drive belt 6 is in a relaxed and non-working state.

[0057] During the moving process of the crusher, the two traveling motors of the dual-motor drive bridge 9 can be powered directly by the traveling power battery 14 alone, without starting the engine 5, so as to reduce fuel consumption. Alternatively, the clutch handle 21 can be loosened to make the crushing chamber drive belt 6 in a relaxed state, and after starting the engine 5, the knife roller 2a is not driven to rotate, and power is directly generated and supplied to the traveling motors, thereby reducing unnecessary fuel consumption during the moving or transfer process.

[0058] The above description is only the preferred feasible embodiment of the utility model, which shows and describes the basic principle, main features and advantages of the utility model, but does not limit the scope of patent protection of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. In addition to the above embodiments, the utility model can also have other implementation modes without departing from the spirit and scope of the utility model. The utility model will also have various changes and improvements. All technical solutions formed by equivalent replacement or equivalent transformation fall within the scope of protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents. The technical features not described in the utility model can be achieved by or using existing technologies, which will not be repeated here.

Claims

1. A mobile crusher, comprising a crushing chamber, an engine and an armrest, wherein the feed side of the crushing chamber is connected to a feed trough, the discharge side of the crushing chamber is connected to a discharge pipe, the inner cavity of the crushing chamber is provided with a knife roller, and the knife shaft of the knife roller is connected to the main shaft of the engine through a crushing chamber transmission belt, characterized in that: The crushing chamber and the engine are both fixed on a chassis, the chassis is a wheeled chassis or a crawler bracket is connected to the bottom of the chassis, and a dual-motor drive axle for driving crawlers or wheels on both sides is provided in the chassis; A generator, an energy storage battery and a controller module are also installed on the chassis. The engine main shaft is drivingly connected to the input shaft of the generator. The stator winding terminals of the generator are connected to the charging terminals of the energy storage battery through wires. The power supply terminals of the energy storage battery are connected to the power lines of the two travel motors in the dual-motor drive axle, and the control lines of the two travel motors are connected to the controller module.

2. The mobile crusher according to claim 1, characterized in that: The crushing chamber driving belt is provided with a tensioning clutch device.

3. The mobile crusher according to claim 1, characterized in that: The root of the discharge pipe is connected to the top of the pulverizing chamber and extends upward, the upper end opening of the discharge pipe points to one side of the longitudinal axis of the pulverizer, and the handrail is located on the side close to the discharge pipe.

4. The mobile crusher according to claim 1, characterized in that: The discharge pipe extends outward along the longitudinal axis of the pulverizer, and the end opening of the discharge pipe points to the ground. The handrail is located on a side close to the feed trough.

5. The mobile crusher according to claim 1, characterized in that: The chassis is a frame structure, and the left and right ends of the dual-motor drive axle are respectively connected to the left and right side walls of the chassis and penetrate the side walls. The left and right output shaft ends of the dual-motor drive axle are respectively equipped with track drive sprockets or wheel hubs that drive the tracks or wheels forward.

6. The mobile crusher according to claim 5, characterized in that: When a crawler track bracket is connected to the bottom of the chassis, crawler track brackets are connected to crawler road wheel brackets located in the crawler track on both sides thereof, and a plurality of road wheels are respectively arranged on the crawler road wheel brackets.

7. The mobile crusher according to claim 1, characterized in that: The energy storage battery includes an engine starting battery for supplying power to the engine starting motor and a travel power battery for supplying power to the travel motor.

8. The mobile crusher according to claim 1, characterized in that: An armrest operating platform is provided between the left and right handlebars of the armrest, on which a main power switch, an engine electric start switch, an information display screen, an emergency stop switch and a movable speed regulating lever are provided, wherein the middle position of the movable speed regulating lever is neutral, pushing forward increases speed, and pulling backward decreases speed.

9. The mobile crusher according to claim 8, characterized in that: A left turning handle is provided below the left handle of the handrail, a right turning handle is provided below the right handle of the handrail, and a safety handle for controlling the moving speed regulating lever and providing "operator on-site control" is provided above the left handle or the right handle.

10. The mobile crusher according to claim 9, characterized in that: An engine throttle speed regulating handle is arranged on the left handle or the right handle, and the engine throttle speed regulating handle and the safety handle are located on different handles.

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