Hand-held banana straw pulverizer

Abstract

The utility model belongs to the field of agricultural equipment, and particularly relates to a hand-held banana straw crusher, which adopts the following scheme that the hand-held banana straw crusher comprises a banana stalk cutting device, a banana straw crushing and scattering device, a rack and a driving running system, and the whole machine is powered by a diesel engine to complete straw crushing and scattering operation and advance; the forward direction of the whole machine is controlled through the steering device, during operation, banana stalks are cut off and pushed over through the tooth-shaped movable cutter, smashed through the banana stalk smashing and scattering device and scattered and discharged through scattering outlets in the left side and the right side, and the banana stalk smashing and scattering machine is suitable for smashing and scattering banana stalks and particularly suitable for smashing and scattering operation of banana stalks in small fields. The operation is flexible and convenient, the crushing time of a single banana straw is prolonged through the single-shaft in-line assembly mode of the crushing knife rollers, the crushing degree of the banana straw is high, and the scattering uniformity of the banana straw is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural equipment, in particular to a hand-held banana straw crusher. Background Art

[0002] Banana is one of the four major food crops in the world. my country is a major banana producer in the world, and its total banana output ranks second in the world. The banana industry has become an important pillar industry for farmers in the tropical region of South Asia to get rid of poverty and become rich. It is mainly distributed in Guangdong, Guangxi, Fujian, Taiwan, Yunnan and Hainan in my country, with a total planting area of ​​406,000 hectares. After the banana is harvested, the banana stalks are mainly cut down manually and piled up in the field to rot naturally or burned uniformly. These practices not only pollute the environment but also bring troubles to the planting of the next crop of bananas.

[0003] There are already some banana straw crushing and returning equipment. These equipment have high requirements for the operating environment, are large in size, difficult to operate, and require large tractors to drive the operation.

[0004] The utility model adopts a small diesel engine to provide power, controls the steering through a hand-held steering device, is easy to operate, can complete the cutting, crushing and scattering of banana straws, and can complete the operation on small plots where large machinery cannot operate. Utility Model Content

[0005] The utility model provides a hand-held banana straw crusher, which solves the shortcomings of the prior art.

[0006] The utility model provides the following technical solutions:

[0007] A hand-held banana straw crusher gets rid of the current situation that banana straw crushers need to be driven by large tractors to operate, and can complete the straw crushing and scattering operations in small banana fields. The device is flexible to operate, reduces the labor intensity of workers, and can realize the banana straw crushing and scattering operations to return the fields, increase the utilization rate of banana straw and improve soil fertility.

[0008] The utility model achieves the above-mentioned purpose through the following technical scheme: a hand-held banana straw crusher, including a banana stem cutting device, a banana straw crushing and scattering device, a frame and a driving travel system. The whole machine is powered by a diesel engine to complete the straw crushing and scattering operation and advance, and the forward direction of the whole machine is controlled by a steering device. During operation, the banana stems are cut and pushed down by a toothed movable knife, crushed by the banana straw crushing and scattering device, and scattered and discharged through the scattering outlets on the left and right sides.

[0009] In a possible design, the banana stem cutting device is composed of a toothed fixed blade, a toothed movable blade, a front gearbox, a connecting crank and a front shell. The toothed fixed blade is welded to the frame, the square slots are provided on both sides of the toothed fixed blade, the front end of the connecting crank is welded to the middle of the toothed movable blade, the tooth blade of the toothed movable blade is longer than that of the toothed fixed blade, one end of the front gearbox is connected to the crushing blade roller, and the other end is assembled with the connecting crank, the front gearbox converts the spiral motion of the crushing blade roller into the horizontal straight back and forth motion of the connecting crank, and the top of the front gearbox is welded to the frame.

[0010] In a possible design, the banana straw crushing and scattering device is composed of a coupling protector, a crushing knife roller, an L-shaped crushing knife, a diamond crushing knife, and a crusher cover. The coupling protector is connected to the diesel engine and the crushing knife roller. The two ends of the crushing knife roller are fixed by a frame, and the rolling bearing is provided at the fixed position. The crushing knife roller is assembled along the frame direction. The L-shaped crushing knife is assembled at the front end of the crushing knife roller in four rows. The L-shaped crushing knife is evenly distributed in six rows on the circumference of the crushing knife roller. The L-shaped crushing knife roller is arranged in four rows facing each other. The diamond crushing knife is assembled in six rows on the axial direction of the crushing knife roller. The diamond crushing knife is evenly distributed in six rows on the circumference of the crushing knife roller. The position of each row of diamond-shaped crushing knives on the circumference of the crushing knife roller is located at the midpoint of the empty space between two adjacent L-shaped crushing knives on the circumference, and the diamond-shaped crushing knives are arranged in pairs on the circumference. The upper side of the crusher cover is semi-cylindrical and the lower side is square. The crusher cover cooperates with the rolling bearings on the left and right sides along the direction of the crushing knife roller. The two sides of the lower half of the front side of the crusher cover are the guide plates, and the front side of the guide plates is welded to the frame. The bottom of the middle side of the crusher cover is the U-shaped grounding device, the lower side of the rear part of the crusher cover is the scattering outlet, and the scattering outlet is provided with a guide plate, the rear part of the crusher cover is provided with the mesh cover structure, and the inner wall of the crusher cover is provided with a fixed knife.

[0011] In a possible design, one side of the frame is welded to the diesel engine, the front end is assembled with the front wheel, the front end of the frame is welded to the upper side of the front gearbox, and the counterweight is provided at the front end of the frame.

[0012] In one possible design, the driving system consists of a diesel engine, front wheels, rear wheels, a steering device and a gearbox. The diesel engine inputs power to the gearbox through a pulley, the gearbox drives the rear wheels, and the steering device is controlled by the hand handle, which has a start and brake off switch.

[0013] In a possible design, the bending angle of the L-shaped crushing knife is 120-130 degrees, the thickness of the middle part of the L-shaped crushing knife is 1-1.5 cm, and the thickness gradually becomes thinner towards both sides. The L-shaped crushing knife is assembled with the crushing knife roller through bolts through the bolt holes at the tail of the knife. The top two sides of the diamond-shaped crushing knife are sharpened, the diamond-shaped crushing knife is assembled at an angle, and the diamond-shaped crushing knife is assembled with the crushing knife roller through bolts through the bolt holes at the tail of the knife.

[0014] In a possible design, the toothed fixed knife is installed at a distance of 15-20 cm from the ground. Cutting the banana straw will leave piles. The cut banana straw enters or enters the banana straw crushing and scattering device through the guide plate. The blades of the L-shaped crushing knife and the diamond-shaped crushing knife are flush with the U-shaped grounding device. The banana straw is crushed by the L-shaped crushing knife and the diamond-shaped crushing knife in turn and then scattered to both sides of the machine through the scattering outlet.

[0015] It should be understood that the above general description and the following detailed description are merely exemplary and do not limit the present invention.

[0016] The beneficial effects of the utility model are as follows: the hand-held banana straw crusher is reasonably designed, adopts a small diesel engine to provide power, drives the rear wheel of the machine, the straw crushing and scattering device, and the straw cutting device to move, and can complete the banana straw cutting, stubble removal, crushing and scattering operations in one operation. The whole machine is easy to operate, and the overall size of the machine is smaller than that of traditional banana straw crushing machines. It has an independent drive system and can complete the banana straw crushing, scattering and returning to the field operations of small plots of land with high quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural diagram of a hand-held banana straw crusher;

[0018] Figure 2 This is the explosion structure diagram of the hand-held banana straw crusher;

[0019] Figure 3 It is a three-dimensional structural diagram of the crushing and scattering device of the hand-held banana straw crusher;

[0020] Figure 4 It is a three-dimensional structural diagram of the frame of a hand-held banana straw crusher;

[0021] Figure 5 It is a three-dimensional structural diagram of a crusher cover of a walk-behind banana straw crusher;

[0022] Figure 6 It is a three-dimensional structural diagram of the banana stalk cutting device of the hand-held banana stalk crusher;

[0023] Figure 7 This is a three-dimensional structural diagram of the L-shaped crushing knife of a hand-held banana straw crusher;

[0024] Figure 8 This is a three-dimensional structural diagram of the diamond-shaped crushing knife of a hand-held banana straw crusher.

[0025] Reference numerals:

[0026] 1. Banana stalk cutting device; 2. Banana stalk crushing and scattering device; 3. Frame; 4. Driving system; 101. Front gearbox; 102. Front housing; 103. Toothed fixed knife; 104. Toothed movable knife; 105. Connecting crank; 106. Square card slot;

[0027] 201, crushing knife roller; 202, L-shaped crushing knife; 203, diamond crushing knife; 204, fixed shaft seat; 205, connecting shaft protector; 206, crusher cover;

[0028] 301, counterweight;

[0029] 401, front wheel; 402, gearbox; 403, rear wheel; 404, diesel engine; 405, steering device;

[0030] 2061. guide plate; 2062. deflector plate; 2063. scattering outlet; 2064. mesh cover structure; 2065. U-shaped grounding device. DETAILED DESCRIPTION

[0031] The embodiments of the present invention are described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0032] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms, "connection" and "installation" should be understood in a broad sense. For example, "connection" can be a detachable connection or a non-detachable connection; it can be a direct connection or an indirect connection through an intermediate medium. In addition, "connection" can be a direct connection or an indirect connection through an intermediate medium, wherein "fixed" means that the two are connected to each other and the relative position relationship after the connection remains unchanged. The directional terms mentioned in the embodiments of the present invention, such as "inside", "outside", "top", "bottom", etc., are only reference to the directions of the drawings. Therefore, the directional terms used are for better and clearer explanation and understanding of the embodiments of the present invention, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present invention.

[0033] Example 1

[0034] The utility model relates to the field of agricultural machinery and equipment, in particular to a hand-held banana straw crusher. The equipment is powered by a diesel engine, has the functions of straw cutting, crushing and throwing, and is suitable for straw processing operations in banana plantations.

[0035] Reference Figure 1-8 A hand-held banana straw crusher, with regard to the overall structure, includes a banana stem cutting device 1, a banana straw crushing and scattering device 2, a frame 3 and a driving travel system 4. The whole machine is powered by a diesel engine 404 to complete the straw crushing and scattering operation and advance, and the forward direction of the whole machine is controlled by a steering device 405. During operation, the banana stems are cut and pushed down by a toothed movable knife 104, crushed by the banana straw crushing and scattering device 2, and scattered and discharged through the scattering outlets 2063 on the left and right sides.

[0036] In terms of the banana stem cutting device 1, the banana stem cutting device 1 is composed of a toothed fixed knife 103, a toothed movable knife 104, a front gearbox 101, a connecting crank 105 and a front shell 102. The toothed fixed knife 103 is welded to the frame 3, and square slots 106 are provided on both sides of the toothed fixed knife 103. The front end of the connecting crank 105 is welded to the middle of the toothed movable knife 104. The tooth blade of the toothed movable knife 104 is longer than that of the toothed fixed knife 103. One end of the front gearbox 101 is connected to the crushing knife roller 201, and the other end is assembled with the connecting crank 105. The front gearbox 101 converts the spiral motion of the crushing knife roller 201 into a horizontal straight back and forth motion of the connecting crank 105. The top of the front gearbox 101 is welded to the frame 3.

[0037] The banana straw crushing and scattering device 2 is the core part of the whole machine. The banana straw crushing and scattering device 2 is composed of a coupling protector 205, a crushing knife roller 201, an L-shaped crushing knife 202, a diamond crushing knife 203, and a crusher cover 206. The coupling protector 205 connects the diesel engine 404 and the crushing knife roller 201. Both ends of the crushing knife roller 201 are assembled and fixed by a frame 3, and a rolling bearing is provided at the fixed position. The crushing knife roller 201 is assembled along the frame 3. The L-shaped crushing knife 202 is assembled at the front end of the crushing knife roller 201 in four rows. The L-shaped crushing knife 202 is evenly distributed in six rows on the circumference of the crushing knife roller 201. The four axial rows of the L-shaped crushing knife 202 are arranged opposite to each other in pairs. The diamond crushing knife 203 is assembled in six rows in the axial direction of the crushing knife roller 201. The diamond crushing knife 203 is evenly distributed in six rows on the circumference of the crushing knife roller 201. The position of each row on the circumference of the crushing blade roller 201 is located at the midpoint of the empty space between two adjacent L-shaped crushing blades 202 on the circumference. The diamond-shaped crushing blades 203 are arranged in pairs on the circumference. The diamond-shaped crushing blades 203 are fixed on the crushing blade roller 201 through a fixed shaft seat 204. The upper side of the crusher cover 206 is semi-cylindrical and the lower side is square. The crusher cover 206 cooperates with the rolling bearings on the left and right sides along the direction of the crushing blade roller 201. The two sides of the lower half of the front side of the crusher cover 206 are guide plates 2061, and the front side of the guide plate 2061 is welded to the frame 3. The bottom of the middle side of the crusher cover 206 is a U-shaped grounding device 2065. The lower side of the rear of the crusher cover 206 is a scattering outlet 2063, and a guide plate 2062 is provided at the scattering outlet 2063. The rear of the crusher cover 206 is provided with a mesh cover structure 2064, and the inner wall of the crusher cover 206 is provided with a fixed blade.

[0038] The frame 3 serves as the supporting structure of the entire equipment. One side of the frame 3 is welded to the diesel engine 404, and the front end is assembled with the front wheel 401. The front end of the frame 3 is welded to the upper side of the front gearbox 101. A counterweight 301 is provided at the front end of the frame 3. The driving system 4 consists of a diesel engine 404, a front wheel 401, a rear wheel 403, a steering device 405 and a gearbox 402. The diesel engine 404 inputs power to the gearbox 402 through a pulley, and the gearbox 402 drives the rear wheel 403 to operate. The steering device 405 is controlled by a hand handle, and there are start and brake off switches on the hand handle.

[0039] In terms of tool design, the bending angle of the L-shaped crushing knife 202 is 120-130 degrees, the thickness of the middle part of the L-shaped crushing knife 202 is 1-1.5 cm, and the thickness gradually becomes thinner towards the two sides. The L-shaped crushing knife 202 is assembled with the crushing knife roller 201 through bolts through the bolt holes at the tail of the knife. The top two sides of the rhombus crushing knife 203 are sharpened, and the rhombus crushing knife 203 is assembled at an angle. The rhombus crushing knife 203 is matched with the crushing knife roller 201 through bolts through the bolt holes at the tail of the knife. The toothed fixed knife 103 is installed at a distance of 15-20 cm from the ground. Cutting off the banana straw will leave a pile. The cut banana straw enters or enters the banana straw crushing and scattering device 2 through the guide plate 2061. The blades of the L-shaped crushing knife 202 and the rhombus crushing knife 203 are flush with the U-shaped grounding device 2065. The banana straw is successively crushed by the L-shaped crushing knife 202 and the rhombus crushing knife 203 and then scattered to both sides of the machine through the scattering outlet 2063.

[0040] The above are only specific implementation methods of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present invention. In the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A hand-held banana straw crusher, characterized in that: The invention comprises a banana stalk cutting device (1), a banana straw crushing and scattering device (2), a frame (3) and a driving travel system (4). The whole machine is powered by a diesel engine (404) to complete the straw crushing and scattering operation and to move forward. The forward direction of the whole machine is controlled by a steering device (405). During operation, the banana stalks are cut and pushed down by a toothed movable knife (104), crushed by the banana straw crushing and scattering device (2), and scattered and discharged through the scattering outlets (2063) on the left and right sides.

2. A hand-held banana straw crusher according to claim 1, characterized in that: The banana stem cutting device (1) comprises a toothed fixed knife (103), a toothed movable knife (104), a front gearbox (101), a connecting crank (105) and a front housing (102); the toothed fixed knife (103) is welded to the frame (3); square slots (106) are provided on both sides of the toothed fixed knife (103); the front end of the connecting crank (105) is welded to the middle of the toothed movable knife (104); the tooth blade of the toothed movable knife (104) is longer than that of the toothed fixed knife (103); one end of the front gearbox (101) is connected to a crushing knife roller (201) and the other end is assembled with the connecting crank (105); the front gearbox (101) converts the spiral motion of the crushing knife roller (201) into a horizontal straight back-and-forth motion of the connecting crank (105); and the top of the front gearbox (101) is welded to the frame (3).

3. A hand-held banana straw crusher according to claim 2, characterized in that: The banana straw pulverizing and scattering device (2) is composed of a coupling protector (205), a pulverizing knife roller (201), an L-shaped pulverizing knife (202), a diamond-shaped pulverizing knife (203), and a pulverizer cover (206). The coupling protector (205) is connected to a diesel engine (404) and the pulverizing knife roller (201). Both ends of the pulverizing knife roller (201) are assembled and fixed by a frame (3). A rolling bearing is provided at the fixing point. The pulverizing knife roller (201) is assembled along the frame (3). The L-shaped crushing knives (202) are arranged in four rows at the front end of the crushing knife roller (201); the L-shaped crushing knives (202) are evenly distributed in six rows on the circumference of the crushing knife roller (201); the four axial rows of the L-shaped crushing knives (202) are arranged in pairs facing each other; the rhombus-shaped crushing knives (203) are arranged in six rows axially on the crushing knife roller (201); the rhombus-shaped crushing knives (203) are evenly distributed in six rows on the circumference of the crushing knife roller (201); the rhombus-shaped crushing knives (203) are evenly distributed in six rows on the circumference of the crushing knife roller (201); The position of each row of crushing knives (203) on the circumference of the crushing knife roller (201) is located at the midpoint of the empty space between two adjacent L-shaped crushing knives (202) on the circumference, and the diamond-shaped crushing knives (203) are arranged in pairs on the circumference. The upper side of the crusher cover (206) is semi-cylindrical and the lower side is square. The crusher cover (206) cooperates with the rolling bearings on the left and right sides along the direction of the crushing knife roller (201). The lower half of the front side of the crusher cover (206) Guide plates (2061) are provided on both sides, the front side of the guide plates (2061) is welded to the frame (3), the bottom of the middle side of the pulverizer cover (206) is a U-shaped grounding device (2065), the lower side of the tail of the pulverizer cover (206) is a scattering outlet (2063), a guide plate (2062) is provided at the scattering outlet (2063), the tail of the pulverizer cover (206) is provided with a mesh cover structure (2064), and the inner wall of the pulverizer cover (206) is provided with a fixed knife.

4. A hand-held banana straw crusher according to claim 2, characterized in that: The driving system (4) is composed of a diesel engine (404), front wheels (401), rear wheels (403), a steering device (405) and a gearbox (402); the diesel engine (404) inputs power to the gearbox (402) via a pulley, the gearbox (402) drives the rear wheels (403) to operate, and the steering device (405) is controlled by a hand handle, and the hand handle has a start and brake off switch.

5. A hand-held banana straw crusher according to claim 4, characterized in that: One side of the frame (3) is welded to the diesel engine (404), and the front end is assembled with the front wheel (401). The front end of the frame (3) is welded to the upper side of the front gearbox (101), and a counterweight (301) is provided at the front end of the frame (3).

6. The hand-held banana straw crusher according to claim 3, characterized in that: The bending angle of the L-shaped crushing knife (202) is 120-130 degrees. The thickness of the middle part of the L-shaped crushing knife (202) is 1-1.5 cm, and the thickness gradually becomes thinner towards the two sides. The L-shaped crushing knife (202) is assembled with the crushing knife roller (201) by bolting through the bolt hole at the tail of the knife. The top two sides of the rhombus crushing knife (203) are sharpened. The rhombus crushing knife (203) is assembled obliquely. The rhombus crushing knife (203) is assembled with the crushing knife roller (201) by bolting through the bolt hole at the tail of the knife.

7. The hand-held banana straw crusher according to claim 3, characterized in that: The toothed fixed knife (103) is installed at a distance of 15-20 cm from the ground. Cutting of banana straw will leave piles. The cut banana straw enters or enters the banana straw crushing and scattering device (2) through the guide plate (2061). The blades of the L-shaped crushing knife (202) and the diamond-shaped crushing knife (203) are flush with the U-shaped grounding device (2065). The banana straw is crushed by the L-shaped crushing knife (202) and the diamond-shaped crushing knife (203) and then scattered to both sides of the machine through the scattering outlet (2063).

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