The Agricultural multipurpose vehicle for transporting furrow crops

Abstract

A multi-purpose agricultural transport vehicle for furrow crop transport has been configured, which allows users to easily modify and assemble the structure to safely move crops or loads according to the cultivation environment, enabling easy movement between crops in furrows for agricultural use. A deformable frame unit capable of changing its external shape to suit the crop cultivation environment and having enhanced lightweight and durability is provided, an integrated control module is provided on one side of the bottom of the deformable frame unit, and an in-wheel drive unit driven by the integrated control module is provided on the front side thereof, and a detachable movable fixing means is optionally provided on the deformable frame unit, and the integrated control module and the in-wheel drive unit are configured to be controlled by an operation control unit provided on the deformable frame unit. Therefore, the present invention has the advantage of being easily movable by the user through lightweighting, the advantage of being able to repair it themselves by easily disassembling and assembling the structure, the advantage of being able to move various crops and items by expanding or contracting the deformable frame unit when a bucket or load is installed on the top, and the advantage of stable off-road driving by lowering the ground clearance of the wheels by simplifying the lower part of the deformable frame unit.

Description

Technology Field

[0001] The present invention relates to a multi-purpose agricultural transport vehicle for transporting crops in furrows, and more specifically, to a multi-purpose agricultural transport vehicle for transporting crops in furrows that allows a user to easily modify and assemble the structure to safely transport crops or loads according to the cultivation environment, thereby enabling easy movement between crops in furrows for agricultural use. Background Technology

[0002] Generally, agricultural multi-purpose transport vehicles are equipped to move loads by receiving power from an engine or motor and transmitting power to a drive shaft via a chain or gear system.

[0003] The drive system of such conventional transport vehicles consists of a chain or gear-based power transmission structure. It is equipped to transmit power via a chain by varying the gear ratio installed on the rotating wheel axle according to the motor's performance, and most of these components are installed in the lower part of the vehicle, resulting in a structure where many parts and various equipment are installed in the lower part of the cargo compartment.

[0004] In addition, bulky machinery is installed at the bottom of the transport vehicle, and there is a structural problem in that stable movement is difficult due to the volume of the bottom, especially when moving it into the furrows between crops.

[0005] In addition, there are structural problems that make it difficult for users to easily assemble and disassemble the vehicle, making it difficult to selectively assemble and use it according to various cultivation environments; there are problems that expose users to safety accidents during operation due to the lack of a device to assist stable driving on slopes or rough terrain; and there are problems that make it difficult to use for a long time because the lifespan of the built-in battery is short. Therefore, prior art related to various types of transport vehicles for stable driving has been disclosed.

[0007] Korean Registered Patent Publication No. 10-1915525 (Publication Date: November 6, 2018) describes a vehicle body comprising: a main frame for loading cargo, an axle support frame formed downward from the lower front end of the main frame, and a handle formed at the rear of the main frame; a wheel coupled to the axle support frame of the vehicle body and having a hub motor installed therein to transmit power to the vehicle body; a control box modularized by housing a battery that supplies power to the wheel and a control unit that controls the driving of the wheel; and an operating unit installed on the handle of the vehicle body that transmits a signal to the control unit of the control box to operate the driving of the wheel; wherein the control box is detachably coupled to the vehicle body, and the control box further comprises a plurality of reinforcing heat dissipation fins formed protruding outwardly from the outer surface, wherein the plurality of reinforcing heat dissipation fins are formed on the upper part of the control box, and the control box further comprises a fastening nut located between the plurality of reinforcing heat dissipation fins, and the control box is coupled to the main frame of the vehicle body and There is an “electric lightweight handcart” characterized by being joined via a fastening nut, and further including a fixing plate formed to extend upward to wrap around the side of the main frame and located at the lower part of the main frame, and the control box is joined via the main frame and the fixing plate, wherein the fixing plate is bolted to the side of the main frame and bolted downward from the upper surface of the fixing plate to the fastening nut of the control box.

[0009] In addition, Korean Registered Patent Publication No. 10-2397272 (Publication Date: May 13, 2022) describes an agricultural transport vehicle capable of unmanned or manned track travel along a rail (4) formed of pipes, and capable of unmanned or manned travel on a road where the rail (4) is not installed, and capable of easily passing through obstacles such as ledges or grooves during movement, comprising: a main frame (10) provided with a space for loading formed on the upper side and spaced upward from the ground; a battery receiving section (14) provided at the upper rear of the main frame (10), with a space for accommodation formed on the inner side and a battery (12) accommodated on the inner side; a control section (16) provided on the upper side of the battery receiving section (14), with a space for accommodation formed on the inner side and a control section (16) accommodated on the inner side, and a control section (16) on the upper side A control box (22) equipped with a plurality of operating switches (18) for operation and a display unit (20) for displaying the status of a control unit (16); a height adjustment rod (28) symmetrically provided on each side of the control box (22), each having a sliding hole (24) penetrating vertically and a first fixing hole (26) penetrating forward and backward; a handle (32) having a lower end inserted so as to be able to slide vertically on each sliding hole (24) of the height adjustment rod (28), with the upper end bent and extended backward, and each having a plurality of second fixing holes (30) penetrating forward and backward formed on each lower end, spaced vertically apart from each other; and a handle (32) formed to be able to be inserted and removed by penetrating forward and backward on the first fixing hole (26) of the height adjustment rod (28) and the second fixing hole (30) of the handle (32) corresponding to the first fixing hole (26), and on the height adjustment rod (28). A handle fixing rod (34) provided so that the handle (32) can be fixed or slidably moved; an extension part (36) having its upper portion connected to the lower front of the main frame (10) and its lower portion extending downward;A differential gear case (40) provided at the lower part of the extension part (36) and having a differential gear (38) on the inside; a pair of drive shafts (42) that are each extended to both sides of the differential gear case (40) and rotate by receiving rotational force from the differential gear (38); a drive motor (44) that is connected to the rear of the differential gear case (40) and provides rotational force to the differential gear (38) provided inside the differential gear case (40) under the control of the control unit (16); front wheels (46) that are each provided on both sides of the main frame (10) and each are axially connected to an adjacent drive shaft (42); and rotation sensors (48) that are each provided on both sides of the differential gear case (40) and each detect the rotational speed of each drive shaft (42) and transmit a signal to the control unit (16).The upper part of an upper case (52) is connected to the main frame (10) and is provided at the lower rear of the main frame (10), with the front and rear ends bent downward and a first tilting hole (50) formed through the bent front and rear ends. On both sides of the upper case (52), a locking shaft (54) is provided, each formed in a cylindrical shape and spaced apart from the first tilting hole (50). A first fixing hole (56) is formed between each of the first tilting hole (50) and the locking shaft (54) and penetrates the upper case (52). At the lower part of the upper case (52), a lower case (60) is provided, which is fitted into the upper case (52) with the front and rear ends bent upward and has a second tilting hole (58) formed through the bent sides corresponding to the first tilting hole (50). On the inner side of the lower case (60), an inner diameter equal to the outer diameter of the second tilting hole (58) is provided. A tilting shaft (62) is provided between the second tilting holes (58), and on both sides of the tilting shaft (62), support shafts (64) are provided that are spaced apart from each other and are formed in a cylindrical shape, and on both sides spaced apart from the second tilting holes (58), a second fixing hole (66) is formed that penetrates the lower case (60), and on the inner side of the tilting shaft (62), a fixing shaft (68) is provided that has a length equal to the width of the upper case (52) and is formed in a cylindrical shape so that the upper case (52) and the lower case (60) can rotate axially, and a bushing (70) is provided between the upper case (52) and the lower case (60) at the front and rear of the fixing shaft (68), and a tilting part (74) in which a bolt (72) is connected to each end of the fixing shaft (68);

[0010] A fixing part (86) is provided at the rear of the above-mentioned tilting part (74), wherein a cylindrical fixing rod (76) is formed on each side and fitted into a first fixing hole (56) and a second fixing hole (66), respectively, and a stepped spacing rod (78) is formed at the rear of the fixing rod (76), and an extension plate (80) is formed on the upper side and extends toward the main frame (10) and is seated on the main frame (10), wherein an elongated hole (82) is formed penetrating the inner side of the extension plate (80) in the shape of an elongated hole, and a locking bolt (84) is provided on the elongated hole (82) and is coupled to the main frame (10); and a rear wheel (88) is provided on each lower side of the above-mentioned tilting part (74) and each is provided to be rotatable on the tilting part (74);Each is provided at the lower center of the main frame (10) and is symmetrically spaced apart from each other in the front and rear directions, and each is provided with an extension member (90) that extends downward and has its upper end connected and fixed to the main frame (10); each is provided with an LM guide (92) perpendicular to the main frame (10) in the opposite direction facing the extension member (90); each is provided with a sliding member (96) that can slide up and down and is fixed to the LM guide (92) by a fixing means (94) that penetrates the inside and is detachably coupled to the LM guide (92); each is provided with a first anti-detachment plate (98) and a second anti-detachment plate (100) that extend in the opposite direction facing the extension member (90) at the upper and lower ends of each LM guide (92), respectively; each is provided with a receiving tube (102) formed in a cylindrical shape at the lower end of each first anti-detachment plate (98); and each of the sliding members (96) Each hose guide plate (104) extending in the opposite direction facing the extension member (90) is provided, and a guide shaft (106) formed in a cylindrical shape and inserted into the inside of the receiving pipe (102) is formed on the upper part of each hose guide plate (104), and a spring (108) providing tension is provided on the outer circumference of the guide shaft (106) and on the inside of the receiving pipe (102), and a hose guide shaft (110) that is rotatably connected to each hose guide plate (104) and extends downward is provided, and a wheel fixing plate (112) with both sides bent downward is provided on the lower part of each hose guide shaft (110), and a rail guide roller (114) that is axially connected to each wheel fixing plate (112) and formed in a pulley shape to accommodate the rail (4) is provided, in a rail guide section (116). A rotation angle sensor (118) provided on the hose guide shaft (110) of the rail guide section (116) to measure the rotation angle of the hose guide shaft (110) and transmit it to the control section (16); bumpers (120) provided at the lower front and rear of the main frame (10), respectively;There is an agricultural transport vehicle capable of both road and rail travel, characterized by having a distance sensing sensor (122) that is provided on each of the above bumpers (120) and transmits a signal to a control unit (16) to stop the operation of the driving motor (44) when the distance between the bumper (120) or main frame (10) and an unspecified object is less than a certain distance;

[0012] In addition, Korean Registered Patent Publication No. 10-2467564 (Publication Date: Nov. 07, 2022) describes an “electric single-wheel cart that controls the driving state according to the weight of the load, comprising: a frame equipped with a handle; a basket installed on the upper part of the frame; a control box; a driving switch installed on the handle; a display installed on one side of the frame; a driving wheel adjustment switch installed on one side of the frame; a battery; a driving wheel installed on the lower part of the frame and composed of a first wheel and a second wheel spaced apart from each other; a first motor that rotates the first wheel; a second motor that rotates the second wheel; a gearbox that adjusts the distance between the first wheel and the second wheel; and a third motor that rotates the gearbox.”

[0014] In addition, Korean Registered Patent Publication No. 10-2551457 (Publication Date: July 5, 2023) “In an agricultural single-wheel electric cart used for transporting agricultural products, the cart comprises: a main frame (1) on which a handle (2) is fixedly installed and on which agricultural products can be loaded; a wheel (6) installed at the bottom of the main frame (1) that rotates to move the electric cart when power is applied by a hub motor installed inside; a front plate (3) installed at the front of the main frame (1); a battery unit (4) fixedly installed on the front plate (3); a control box (5) that sends power to the hub motor using power received from the battery unit (4); and a switch unit (10) installed on the handle (2) to input commands for the driving operation of the electric cart; wherein the switch unit (10) comprises an on / off switch (11) for turning the power of the control box (5) on and off, and a command for the rotation direction of the wheel (6). An agricultural one-wheel electric cart is known to be composed of a forward / reverse switch (12), a display unit (13) for displaying the status of a battery (4b), a rotation switch (14) for adjusting the rotation speed of a wheel (6), and a stopper (15) for limiting the rotation angle of the rotation switch (14), wherein the amount of power transmitted to the hub motor changes according to the rotation angle of the rotation switch (14) from its original position, thereby changing the rotation speed of the wheel (6), and the stopper (15) is fixedly connected to the handle (2) by a fixing bolt (16), so that its position can be changed by loosening the fixing bolt (16) and rotating it.

[0016] In the above-mentioned notice, Registered Patent Publication No. 10-1915525 utilizes a wheel with an integrated hub motor, thereby eliminating the need to separately provide a power transmission means and a motor, thus configuring the driving means of the handcart into a light and simple structure; and by providing an integrated control box containing a battery and a driving control means, it prevents water damage and damage from external impacts, thereby reducing minor breakdowns of the handcart, and simultaneously provides an easy-to-use electric lightweight handcart that increases motor efficiency by reducing the weight of the components.

[0017] In addition, Registered Patent Publication No. 10-2397272 aims to provide an agricultural transport vehicle capable of both road and rail travel, which allows the agricultural transport vehicle to autonomously travel along a rail formed of pipes without a worker continuously accompanying and operating it, and also allows the agricultural transport vehicle to be moved outside of a designated path by manual operation, and enables the agricultural transport vehicle to easily pass through obstacles such as ledges or grooves during movement. However, there are structural problems such as difficulty for users to easily assemble and disassemble the vehicle and difficulty to apply it to various environments, problems such as reduced price competitiveness due to increased manufacturing costs, problems such as difficulty in using the battery efficiently and additional expansion making it difficult to use for long periods, problems such as difficulty in maintaining a stable and uniform speed on slopes or rough terrain leading to safety accidents, and problems such as difficulty for users to easily customize the shape according to the crop cultivation environment.

[0019] In addition, Registered Patent Publication No. 10-2467564 aims to provide an agricultural transport vehicle capable of both road and rail travel, which allows the agricultural transport vehicle to autonomously travel along a rail formed of pipes without a worker continuously accompanying and operating it, and also allows the agricultural transport vehicle to be moved outside of a designated path by manual operation, and enables the agricultural transport vehicle to easily pass through obstacles such as ledges or grooves during movement. However, there are problems such as difficulty for the user to easily assemble and disassemble it, difficulty to apply it to various environments structurally, and structural problems such as difficulty to transform it into various forms to suit the environment of surrounding crops.

[0021] In addition, registered patent publication No. 10-2551457 aims to provide an electric single-wheel cart capable of detecting the weight of a load and controlling the speed of a motor so as not to tilt to one side, and to provide an electric single-wheel cart capable of detecting the tilt of a basket loaded with a load and controlling the length of an electric cylinder connected to a drive wheel to maintain a horizontal state, thereby improving the safety and efficiency of the work. However, structurally, it is difficult to apply and use in various environments, so there is a problem of being specialized for specific crops, and there is a problem of not being able to configure a detachable auxiliary wheel that can easily avoid the fruit of surrounding crops when it is on the ground, so there is a continuous demand for an improvement plan regarding this. Prior art literature

[0022] Reference 1 · Korean Registered Patent Publication No. 10-1915525 (Publication Date: Nov. 06, 2018) Reference 2 · Korean Registered Patent Publication No. 10-2397272 (Publication Date: May 13, 2022) Reference 3 · Korean Registered Patent Publication No. 10-2467564 (Publication Date: Nov. 17, 2022) Reference 4 · Korean Registered Patent Publication No. 10-2551457 (Publication Date: July 05, 2023)

[0023] doesn't exist The problem to be solved

[0024] The present invention has been devised to resolve the various drawbacks of the prior art as pointed out above, and

[0025] A transport vehicle composed of a lightweight deformable frame unit is provided so that the user can easily operate or move it, and the user can easily move it.

[0026] To enable the user to move stable harvests or loads under various crop cultivation conditions and to allow the user to customize the product shape, the side of the loading frame is equipped with guide bars that expand or contract outward so that they can be adjusted and fixed in a sliding manner.

[0027] In addition, it is equipped with an in-wheel drive unit that operates to enable stable movement when driving on rough agricultural roads, and

[0028] In addition, the main purpose is to provide a detachable support or a free-rotating wheel at the rear end of the in-wheel drive unit depending on the usage environment. means of solving the problem

[0029] The present invention relates to a multi-purpose agricultural transport vehicle for transporting furrow crops as illustrated in FIGS. 1 to 12, wherein

[0031] As illustrated in FIGS. 1 to 3, the deformable frame unit is provided with a shape that can be modified to suit the crop cultivation environment and has increased lightness and durability; an integrated control module is provided on one side of the bottom of the deformable frame unit, and an in-wheel drive unit is provided on the front side that is driven by the integrated control module; a detachable moving fixing means is optionally provided on the deformable frame unit; and the integrated control module and the in-wheel drive unit are provided to be controlled by an operation control unit provided on the deformable frame unit.

[0033] As illustrated in FIGS. 1 to 5, the deformable frame unit is provided with a rectangular main frame having a hollow interior, a reinforcing frame extending longitudinally at the center of the main frame, and one or more reinforcing pipes fused and fixed to the main frame on one side thereof, and

[0034] The lower part of the main frame is provided with an adjustment tube body, which is rectangular or circular and has a through-hole, so as to be fused and fixed symmetrically on both the front and left and right sides, and the adjustment tube body is provided with a screw-fastened adjustment handle having a spring inserted therein, and

[0035] A guide bar that is adjusted to expand or contract by the above-mentioned adjustment handle, and

[0036] The upper center of the main frame is provided with a support plate, and

[0037] On the outer side of the other side of the main frame, a fastening type traction support frame is provided on both sides and is wrapped around a reinforcing support plate covering its outer surface and fixedly installed on the side by means of fastening bolts, and a spacing member is fixedly installed between the two traction support frames, and handle levers are provided to be inserted and fixed on both sides at the outer ends of the traction support frames.

[0038] One side of the above handle lever is provided with an operation control unit inserted and fixed, and

[0039] One side of the lower portion of the above-mentioned traction support frame is equipped with a detachable movable fixing means to provide ease of use during stopping or moving.

[0041] As illustrated in FIGS. 4 to 7, the integrated control module is provided with a connecting bracket fixedly installed on one side of the bottom surface of the deformation frame unit, and a sealed case having an insertion part that is open to one side on the lower side of the connecting bracket, and the sealed case is provided with slot guide pieces on both sides in an intaglio or embossed shape inside, and a control module is provided fixedly installed inside. A battery mounting plate is fixedly installed on the lower surface of the control module, and a detachable battery is provided on the battery mounting plate, and a foldable rotating cover is provided on one side of the outer edge of the insertion part, and a control panel is provided on the upper side thereon that displays a power supply charge remaining amount indicator LED.

[0043] As illustrated in FIGS. 8 to 11, the in-wheel drive unit is provided with vertical brackets on both sides that are vertically fixedly installed on the front side of the bottom surface of the deformed frame unit, and a transmission drive unit that rotates the drive wheel is provided to be fastened and fixed between them.

[0045] As illustrated in FIGS. 9 and 10, the transmission drive unit comprises a circular wheel case into which the drive wheel is fitted, a horizontally perforated connector at its center, an electronic drive unit that is axially inserted into the center of the connector and fixedly installed on the vertical bracket, a rotary connecting plate that is axially fixed on the outside of the electronic drive unit, a rotary plate that is axially inserted into the center of the speed-increasing gear and fixes both sides thereof to integrally connect three speed-increasing gears, the outer surface of the speed-increasing gear is provided to be inserted and fixed inside the wheel case by engaging with a circular bracket equipped with an internal gear, a spacing plate fixedly installed on the outside of the rotary plate, a bearing that is axially inserted on its outer side, and a cover plate on the outside of the bearing so as to be connected and fixed to the wheel case and the circular bracket by fixing bolts.

[0046] The rotating fixed shafts on both sides of the electronic drive unit are configured to protrude outward while fitted into the wheel case and cover plate, and to be fastened and fixed to both sides of the vertical bracket.

[0048] As illustrated in FIG. 11, the electronic drive unit comprises a circular coil drum that is fixedly installed by being inserted into a guide fixing groove on the outer surface of the rotary fixed shaft, and a circular rotary flywheel that rotates by being inserted into the outer surface of the coil drum, the inner surface of which has a permanent magnet, and on one side of the rotary flywheel, which is provided to be fixedly fastened to a rotary case, and the rotary flywheel and the rotary case are provided with a bearing into which the rotary fixed shaft can be inserted and rotated.

[0050] As illustrated in FIGS. 1 and 2, the operation control unit is provided with a body having an acceleration lever that rotates along its outer surface and is axially inserted into one side of the traction support frame so as to control and adjust the integrated control module and the in-wheel drive unit. The upper side of the body is provided with a push-type forward / reverse button that is visually verifiable, and the front side of the forward / reverse button is provided with a forward / reverse operation indicator LED. The front side of the forward / reverse button is provided with an EBS that controls the automatic distribution of braking force and a BAS stop button that can exert automatic maximum braking force. The front side of the BAS stop button is provided with a stop indicator LED.

[0052] As illustrated in FIGS. 1 to 4 or FIG. 12, the moving fixing means is provided with vertical tubes on both sides of the lower portion of one side of the traction support frame, and a reinforcing pipe fused and fixed to the traction support frame is provided on one side of the outer surface of the vertical tubes, and a round support or a freely rotating wheel is provided to be fixed by being vertically inserted into the lower portion of the vertical tubes and fixed by fastening bolts and nuts.

[0054] As illustrated in FIGS. 6 and 7, the battery mounting plate is configured to allow detachable mounting of extension batteries within a range of at least 2 to 4, depending on the user's working environment and working time. Effects of the invention

[0055] The multi-purpose agricultural transport vehicle for furrow crop transport constructed in this manner has the advantage of being easily moved by the user through lightweight materials that enhance lightness and durability, and

[0056] In addition, the simplified structure offers the advantage of allowing users to easily disassemble and reassemble the unit for self-repair; the deformable frame unit can be expanded or contracted to move various crops and goods when a basin or load is installed on the top; the simplified lower part of the deformable frame unit lowers the wheel ground clearance, providing the advantage of stable off-road driving; the breakdown-free in-wheel drive unit enhances repairability and service life; and when using electricity as a power source, it is equipped with a battery expansion slot that allows for efficient use depending on the working environment and time, providing the advantage of long-term operation.

[0057] In addition, this invention has truly great potential, such as the advantage of allowing users to use it safely through an integrated control module and an in-wheel drive unit that can drive stably on slopes or rough terrain. Brief explanation of the drawing

[0058] FIGS. 1 to 3 are exemplary drawings illustrating embodiments of the present invention. FIGS. 4 and 5 are exemplary drawings showing a modified frame unit of the present invention. FIGS. 6 and 7 are exemplary drawings showing the integrated control module of the present invention. FIGS. 8 to 10 are exemplary drawings showing an in-wheel drive unit of the present invention. FIG. 11 is an exemplary diagram showing the transmission drive unit of the present invention. FIG. 12 is an exemplary diagram showing an application state of the movable fixing means of the present invention. Specific details for implementing the invention

[0059] Specific embodiments of the present invention are described in detail below based on the attached drawings.

[0060] As shown in FIGS. 1 to 3, the external shape can be modified to suit the crop cultivation environment, and a deformable frame unit (2) with increased lightness and durability is provided, and

[0061] An integrated control module (3) is provided on one side of the lower portion of the above-mentioned deformation frame unit (2), and an in-wheel drive unit (4) that is driven by the integrated control module (3) is provided on the front portion thereof, and

[0062] The above deformation frame unit (2) is optionally equipped with a detachable movable fixing means (6), and

[0063] The above integrated control module (3) and in-wheel drive unit (4) are configured to be controlled by an operation control unit (5) provided in the above deformation frame unit (2).

[0065] As illustrated in FIGS. 1 to 5, the deformation frame unit (2) is provided with a rectangular main frame (20) that is open to the interior, and a reinforcing frame (220) is provided in the longitudinal direction at the center of the main frame (20), and one or more reinforcing pipes (230) are provided on one side thereof that are fused and fixed to the main frame (20).

[0066] The lower part of the main frame (20) is provided with an adjustment tube (140) having a square or circular internal opening, fused and fixed symmetrically on both the front and left and right sides, and the adjustment tube (140) is provided with a screw-fastened adjustment handle (250) having a spring (250a) inserted therein, and

[0067] A guide bar (7)(8) that is adjusted to expand or contract by the adjustment handle (250) above, and

[0068] A support plate (240) is provided at the upper center of the main frame (20), and

[0069] On the outer side of the main frame (20), a fastening type traction support frame (260) is provided on both sides and is wrapped by a reinforcing support plate (260a) that covers the outer surface and is fixedly installed on the side by a fastening bolt (260b); a spacing member (260a) is fixedly installed between the two traction support frames (260); and a handle lever (270) is provided to be inserted and fixed on both sides at the outer ends of the traction support frames (260).

[0070] One side of the handle lever (270) is provided with an operation control unit (5) inserted and fixed thereto, and

[0071] One side of the lower portion of the above-mentioned traction support frame (260) is provided with a detachable moving fixing means (6) to provide ease of use when stopping or moving.

[0073] As illustrated in FIGS. 4 to 7, the integrated control module (3) is,

[0074] A connecting bracket (311) is provided that is fixedly installed on one side of the bottom surface of the above-mentioned deformable frame unit (2), and

[0075] The lower side of the above connecting bracket (311) is provided with a sealed case (312) having an insertion part (312a) that is open to one side, and

[0076] The above-mentioned sealed case (312) is provided with slot guide pieces (312b) on both sides in an intaglio or embossed shape inside, and a control module (314) is installed and fixed inside.

[0077] A battery mounting plate (315) is fixedly installed on the lower surface of the control module (314), and a detachable battery (320) is provided on the battery mounting plate (315).

[0078] On one side of the outer edge of the insertion part (312a), a foldable rotating cover (313) is provided, and on the upper side thereof, a control panel (316) is provided that displays a power supply charge remaining amount indicator LED.

[0080] As illustrated in FIGS. 8 to 11, the in-wheel drive unit (4) is provided with vertical brackets (41) (42) on both sides that are vertically fixedly installed on the front side of the bottom surface of the deformation frame unit (2), and a transmission drive unit (43) that rotates the drive wheel (44) is provided to be fastened and fixed between them.

[0082] As illustrated in FIGS. 9 and 10, the transmission drive unit (43) is,

[0083] A circular wheel case (431) into which the above-mentioned drive wheel (44) is fitted is provided, and a horizontally through-hole connecting hole (431a) is provided at the center thereof.

[0084] The above connector (431a) has a bearing (433a) inserted therein, and is equipped with an electronic drive unit (450) that is inserted at the center and fixedly installed on the vertical bracket (41)(42).

[0085] The outer side of the above electronic drive unit (450) is provided with a rotary connecting plate (435) that is fixed to the shaft, and

[0086] On the outer side of the above-mentioned rotary connecting plate (435), a rotary plate (436) (436a) is provided, which fixes both sides thereof and has a bearing (436c) inserted at the center of the above-mentioned rotary connecting plate (435) to integrally connect three rotary increasing gears (436b).

[0087] The outer surface of the above-mentioned speed-increasing gear (436b) is provided to be inserted and fixed inside the wheel case (431) by engaging with a circular bracket (436e) equipped with an internal gear (436d).

[0088] A spacing plate (437) fixedly installed on the outer side of the above-mentioned rotating plate (436a) is provided, and a bearing (438a) inserted therein is provided on the outer side thereof.

[0089] On the outer side of the bearing (438a), a cover plate (438) is provided to be connected and fixed to the wheel case (431) and the circular bracket (436e) by a fixing bolt (438c), and

[0091] The two rotational fixing shafts (453) of the electronic drive unit (450) are fitted into the wheel case (431) and cover plate (438) and are protruded outwardly to be fastened and fixed to both sides of the vertical brackets (41) (42).

[0093] As illustrated in FIG. 11, the electronic driving unit (450) is,

[0094] A circular coil drum (452) is provided that is fixedly installed by being inserted into a guide fixing groove (453a) on the outer surface of the above-mentioned rotary fixed shaft (453), and

[0095] The outer surface of the coil drum (452) is provided with a circular rotating flywheel (451) that rotates, and the inner surface is provided with a permanent magnet (451c).

[0096] One side of the above-mentioned rotating flywheel (451) is provided to be fixedly fastened to a rotating case (454), and the rotating flywheel (451) and the rotating case (454) are provided with bearings (450a) (450b) into which the above-mentioned rotating fixing shaft (453) can be fitted and rotated.

[0098] As illustrated in FIGS. 1 and 2, the operation control unit (5) is,

[0099] To control and adjust the integrated control module (3) and the in-wheel drive unit (4),

[0100] A body (550) is provided with an acceleration lever (508) that is axially inserted into one side of a traction support frame (260) and rotates circularly along its outer surface, and

[0101] The upper side of the above body (550) is provided with a push-type forward / reverse button (507) that is visible to the naked eye, and

[0102] A forward / reverse operation indicator LED (504) is provided on the front side of the forward / reverse button (507), and

[0103] On one side of the above forward / reverse button (507), there is provided an EBS that controls the automatic distribution of braking force and a BAS stop button (506) that can exert automatic maximum braking force.

[0104] A stop indicator LED (503) is provided on the front side of the above BAS stop button (506).

[0106] As illustrated in FIGS. 1 to 4 or FIG. 12, the movable fixing means (6) is,

[0107] Vertical tubes (281) are provided on both sides of the lower portion of one side of the above-mentioned traction support frame (260), and

[0108] One side of the outer surface of the vertical pipe (281) is provided with a reinforcing pipe (282) that is fused and fixed to the traction support frame (260).

[0109] A round support (60) or a freely rotating wheel (61) is provided to be fixedly fastened and installed vertically at the bottom of the vertical pipe (281) by means of a fastening bolt (285) and a nut.

[0111] As shown in FIGS. 6 and 7, the battery mounting plate (315) is,

[0112] Depending on the user's working environment and working time, the device is provided with a detachable extension battery (320-1) within a range of at least 2 to 4.

[0114] As described above and illustrated in FIGS. 1 to 12, the agricultural multi-purpose transport vehicle for transporting furrow crops is,

[0116] A deformable frame unit (2) is provided so that a worker can deform the shape to suit the crop cultivation environment so that crops or stacked materials do not cause damage to surrounding crops while moving through narrow furrows such as watermelons, melons, and pumpkins inside a field or vinyl greenhouse for agricultural use, and the worker can deform and assemble it to suit the working environment to prevent damage to crops.

[0117] In addition, for the above-mentioned lightweighting, an integrated control module (3) is provided on one side and an in-wheel drive unit (4) is provided on the other side at the bottom of the lightweight material deformation frame unit (2), thereby simplifying the structure and lowering the ground clearance so that the user can move it without damaging surrounding crops.

[0118] In addition, the bottom of the deformable frame unit (2) is provided with a movable fixing means (6) that can be optionally installed by the user in a detachable manner, so that it can be easily applied and used in various cultivation environments.

[0119] The above integrated control module (3) and in-wheel drive unit (4) can be easily and conveniently controlled by the operation control unit (5) installed in the deformation frame unit (2).

[0121] The material of the above-mentioned deformable frame unit (2) can be mainly an aluminum alloy material having lightweight and durable materials or a light material, and

[0122] The above-mentioned deformable frame unit (2) may use a specific gravity metal mixed in or alone depending on the purpose and use.

[0124] The above-mentioned deformed frame unit (2) is operated to reduce work fatigue during operation by making it lighter, and

[0125] As shown in FIG. 4, a rectangular main frame (20) having a penetrating interior is provided to achieve lightweighting, and the interior of the main frame (20) is provided in a penetrating shape to enable operation to achieve durability and lightweighting.

[0126] The interior of the main frame (20) is equipped with a lightweight reinforcing frame (220) that penetrates the interior in the longitudinal direction to increase durability, and

[0127] The above reinforcing frame (220) and main frame (20) are fused and fixed to one or more reinforcing pipes (230) on the side so as to maintain a stable shape, and

[0128] A circular or square through-hole adjustment tube (140) is installed on the front and left and right sides of the outer bottom of the main frame (20) so as to be fused and fixed on both sides, and a screw-fastened adjustment handle (250) with a spring (250a) inserted on the outer surface of the adjustment tube (140) is provided, and stable deformation and fixation of the adjustment handle (250) is achieved through a guide bar (7)(8) that is fitted into the adjustment tube (140) and expands and contracts outward, so that the user can easily adjust it.

[0129] The above adjustment handle (250) is equipped with a spring (250a) for elasticity, and operates to prevent the adjustment handle (250) from automatically loosening after tightening adjustment is performed by screw fastening, by being elasticated by the spring (250a).

[0130] In addition, a lightweight support plate (240) is fixed to the upper center of the main frame (20) to ensure stable fastening force is maintained, and

[0131] As shown in FIG. 4, on one side of the outer edge of the main frame (20), a circular or rectangular traction support frame (260) with an internal penetration is provided on both sides in a curved manner, and is wrapped by a reinforcing support plate (260a) that covers the outer surface and fixedly installed on the side by fastening bolts (260b) so as to be sturdy and reduce the fatigue load applied during traction and movement, thereby enhancing durability.

[0132] A spacing member (260a) is provided between the rear sides of the above-mentioned two traction support frames (260) to maintain a spacing, thereby operating to maintain a stable traction force.

[0133] A resin handle (270) is inserted and fixed at the outer end of the above-mentioned traction support frame (260) to enable stable gripping, and the above-mentioned handle (270) is equipped with an operation control unit (5) so that the user can control it stably.

[0134] In order to operate in a way that increases work efficiency, the lower part of the above-mentioned traction support frame (260) is optionally equipped with a movable fixing means (6) that provides ease of use so as to maintain a fixed position when moving or stopping,

[0135] A vertical pipe (281) is provided that is vertically fused and fixed to the bottom of the above-mentioned traction support frame (260), and a reinforcing pipe (282) for reinforcing support is provided on the side of the above-mentioned vertical pipe (281) so as to maintain stable support.

[0136] The bottom of the vertical pipe (281) is optionally equipped with a support (60) or a rotating wheel (61) that is inserted and fitted inside, and is operated to be fastened and fixed by a fastening bolt (285) and a nut.

[0138] As illustrated in FIGS. 6 and 7, a connecting bracket (311) is provided for fixed installation on the bottom surface of the deformable frame unit (2), and the connecting bracket (311) is provided to be fixedly installed as angled brackets so as to be fixedly installed on the bottom of the base plate (240) or the reinforcing frame (220), and a sealed case (312) is provided with an insertion part (312a) that is open to one side on the lower side so that various devices can be inserted therein, and a rotating cover (313) is provided on the lower side to be fitted onto a hinge pin (not shown) and rotated by tilting so that moisture or foreign matter from the outside does not enter the interior in a sealed manner, and a control panel (316) is provided on the upper side so as to be fixedly installed and operated to maintain a solid position.

[0139] The above-mentioned sealed case (312) is provided with slot guide pieces (312b) on both sides in an intaglio or embossed shape inside, and a control module (314) is inserted and fixedly installed between them to maintain a stable position.

[0140] A battery mounting plate (315) is fixedly installed on the lower surface of the control module (314), and a detachable battery (320) is provided on the battery mounting plate (315) so that it can be protected from the outside to ensure stable use, thereby preventing safety accidents and explosions caused by short circuits.

[0141] The above control panel (316) is configured to display power supply and remaining output indicator LEDs so that the user can easily check the status visually.

[0143] As shown in FIGS. 8 to 11, a vertical bracket (41)(42) is vertically fixedly installed on the front side of the bottom surface of the deformation frame unit (2), and a fixed rotary fixing shaft (453) is installed between them.

[0144] The above-mentioned rotary fixed shaft (453) is equipped with a speed drive unit (43) that can be rotated by the magnetic force of an internal permanent magnet and a coil when driving power is applied by the above-mentioned integrated control module (3), so as to operate to enable smooth rotational force.

[0145] The above-mentioned transmission drive unit (43) is provided with a circular wheel case (431) that is open on one side and has a horizontally penetrating connector (431a) in the center thereof, so as to be inserted into the rotational fixed shaft (453).

[0146] The interior of the above connector is equipped with a bearing (433a) for smooth rotation of the above-mentioned rotary fixed shaft (453) and wheel case (431) so that rotational operation can be performed.

[0147] The above-mentioned rotary fixed shaft (453) is equipped with an electronic drive unit (450) that is inserted therein to operate so as to be rotated, and

[0148] With the above electronic drive unit (450) installed, the wheel case (431) on one side and the circular cover plate (438) on the other side are fixed to each other by a fixing bolt (438c) and operate to rotate as a single unit.

[0149] Bearings (433a) (438a) are inserted into the interior of the wheel case (431) and cover plate (438) to enable smooth rotation, and

[0150] The electronic drive unit (450), which is fixedly installed inside the wheel case (431) and cover plate (438), transmits rotational force to the rotary connecting plate (435) on one side thereof, and operates to rotate at increased speed by having a rotating plate (436) (436a) inserted therein, which has three circular speed-increasing gears (436b) having gears on their outer surfaces in a circular shape, fixed integrally on the other side thereof.

[0151] The outer gear of the above speed-increasing gear (436b) is integrally fastened and fixed between the wheel case (431) and the cover plate (438), and the inner gear (436d) is engaged with the speed-increasing gear (436b) in a circular manner, so that the wheel case (431) is rotated by the rotational force of the above electronic drive unit (450) so that the drive wheel (44) can be moved.

[0152] A circular spacing plate (437) is axially inserted into the outer rotating plate (436a), and a cover plate (438) with a bearing (438a) axially inserted therein is installed at the center so as to operate to rotate.

[0154] As illustrated in FIGS. 9 to 11, the electronic drive unit (450) operates such that a circular rotating flywheel (451) and a rotating case (454), which are fixedly fastened to both sides of a rotating fixed shaft (453), are inserted so that they can rotate smoothly through bearings (450a) (450b) between them.

[0155] The interior of the above-mentioned rotary flywheel (451) is equipped with a permanent magnet (451c) on its inner surface, and a circular coil drum (422) is provided that is fixed to a rotary fixing shaft (453) which has a guide fixing groove (453a) on one side of its outer surface at the center, so that when power is applied to the circular coil drum (422) by the integrated control module (3), a magnetic force is generated according to the amount of applied current, causing the circular coil drum (422) to rotate and generate forward and backward driving force.

[0157] As illustrated in FIGS. 1 to 3, the operation control unit (5) is provided to be axially inserted on one side of the traction support frame (260) so that the user can easily control the integrated control module (3) and the in-wheel drive unit (4).

[0158] The body (550) inserted into the traction support frame (260) is equipped with an acceleration lever (508) that rotates along the outer surface of the traction support frame (260), and is controlled by an integrated control module (3) so that the user can easily move the speed of the electronic drive unit (450) forward and backward through the acceleration lever (508).

[0159] The upper side of the body (550) is equipped with a push-type forward / backward button (507) that can be visually confirmed and controlled, and the forward / backward operation indicator LED (504) is operated so that the operator can easily control it and visually confirm the control operation.

[0160] On one side of the above forward / reverse button (507), an EBS that controls the automatic distribution of braking force and a BAS stop button (506) that can exert automatic maximum braking force are provided so as to operate safely.

[0161] A stop indicator LED (503) is provided on the front side of the above BAS stop button (506) so that it can be visually confirmed.

[0163] As illustrated in FIGS. 6 and 7, the battery mounting plate (315) operates to extend the working time by detachably mounting an extension battery (320-1) within a range of at least 2 to 4 depending on the user's working environment and working time. Explanation of the symbols

[0164] 2: Deformable Frame Unit 3: Integrated Control Module 4: In-wheel drive unit 5: Operation control unit 6: Moving fixing means 7,8: Guide bar 20: Mainframe 41,42: Vertical bracket 43: Transmission drive unit 44: Drive wheel 60: Support 61: Swivel wheel 140: Adjusting tube 220: Reinforcement frame 230: Reinforcement pipe 240: Support plate 250: Adjustment knob 250a: Resilient spring 260: Towing support frame 260a: Spacing bar 270: Handle lever 281: Vertical pipe 282: Reinforcement pipe 285: Fastening bolt 311: Connecting bracket 312: Sealed case 312a: Insertion part 312b: Slot guide piece 313: Rotating cover 314: Control module 315: Battery mounting plate 316: Control panel 320: Battery 320-1: Extended battery 431: Wheel case 431a: Connector 433a: Bearing 435: Rotating connecting plate 435d: Internal gear 436, 436a: Rotating plate 436b: Speed-increasing gear 436c: Bearing 436e: Circular bracket 437: Spacer 438: Cover plate 438a: Bearing 438c: Fixing bolt 450: Electronic drive unit 450a, 450b: Bearings 451: Rotating flywheel 451c: Permanent magnet 452: Coil drum 453: Rotating fixed axis 454: Rotating case 550: Body 503: Stop indicator LED 504: Forward / Reverse Operation Indicator LED 506: Stop Button 507: Forward / Reverse Button 508: Acceleration Lever

Claims

Claim 1 A multi-purpose transport vehicle comprising a deformable frame unit (2) capable of deforming its external shape to suit a crop cultivation environment and having increased lightness and durability, an integrated control module (3) provided on one side of the bottom of the deformable frame unit (2), and an in-wheel drive unit (4) driven by the integrated control module (3) provided on the front side thereof, and optionally equipped with a detachable movable fixing means (6) on the deformable frame unit (2), and wherein the integrated control module (3) and the in-wheel drive unit (4) are configured to be controlled by an operation control unit (5) provided on the deformable frame unit (2), wherein the integrated control module (3) is provided with a connecting bracket (311) fixedly installed on one side of the bottom of the deformable frame unit (2), and a sealed case (312) having an insertion part (312a) that is open to one side on the lower side of the connecting bracket (311), and the sealed A multi-purpose agricultural transport vehicle for transporting furrow crops, characterized in that the case (312) is provided with slot guide pieces (312b) on both sides in an intaglio or embossed shape inside, and a control module (314) is installed fixedly inside, and a battery mounting plate (315) is fixedly installed on the lower surface of the control module (314), and a battery (320) is provided in a detachable manner on the battery mounting plate (315), and a foldable rotating cover (313) is provided on one side of the outer edge of the insertion part (312a), and a control panel (316) is provided on the upper side thereon, which displays a power supply charge remaining amount indicator LED. Claim 2 In claim 1, the deformation frame unit (2) is provided with a rectangular main frame (20) having a penetrating interior and a rectangular shape, and a reinforcing frame (220) is provided in the longitudinal direction at the center of the main frame (20), and one or more reinforcing pipes (230) are provided on one side thereof that are fused and fixed to the main frame (20); at the bottom of the main frame (20), an adjustment tube body (140) having a penetrating interior in a rectangular or circular shape is provided so as to be fused and fixed symmetrically on both the front and left and right sides, and the adjustment tube body (140) is provided with a screw-fastened adjustment handle (250) having a spring (250a) inserted therein, and a guide bar (7)(8) that is adjusted in an expanded or contracted form by the adjustment handle (250), and a support plate (240) is provided at the upper center of the main frame (20), and the A multi-purpose agricultural transport vehicle for transporting furrow crops, characterized by having a fastening type traction support frame (260) provided on both sides of the outer edge of the main frame (20), wrapped in a reinforcing support plate (260a) that covers the outer surface, and fixedly installed on the side by means of a fastening bolt (260b), wherein a spacing member (260a) is fixedly installed between the two traction support frames (260), and a handle lever (270) is provided to be inserted and fixed on both sides of the outer end of the traction support frame (260), and an operation control unit (5) is provided to be inserted and fixed on one side of the handle lever (270), and a detachable movement fixing means (6) is provided on the lower side of the traction support frame (260) to provide ease of use during stopping or moving. Claim 3 In claim 1, the in-wheel drive unit (4) is provided with vertical brackets (41) (42) on both sides that are vertically fixedly installed on the front side of the bottom surface of the deformation frame unit (2), and a transmission drive unit (43) that rotates the drive wheel (44) is provided to be fixedly fastened between them; the transmission drive unit (43) is provided with a circular wheel case (431) into which the drive wheel (44) is fitted, and a horizontally through hole (431a) is provided in the center thereof, and a bearing (433a) is axially inserted inside the connector (431a), and an electronic drive unit (450) is provided that is axially inserted into the center thereof and fixedly installed on the vertical brackets (41) (42), and a rotary connecting plate (435) that is axially fixed is provided on the outside of the electronic drive unit (450), and on the outside of the rotary connecting plate (435) there are three A bearing (436c) is axially inserted at the center of the speed-increasing gear (436b) to integrally connect the speed-increasing gear (436b), and a rotating plate (436) (436a) that fixes both sides thereof is provided, and the outer surface of the speed-increasing gear (436b) is provided to be inserted and fixed inside the wheel case (431) by engaging with a circular bracket (436e) equipped with an internal gear (436d), and a spacing plate (437) is provided that is fixedly installed on the outer side of the rotating plate (436a), and a bearing (438a) is axially inserted on the outer side thereof, and a cover plate (438) is provided on the outer side of the bearing (438a) so that the wheel case (431) and the circular bracket (436e) are connected and fixed to each other by a fixing bolt (438c), and the two rotating fixed shafts (453) of the electronic drive unit (450) A multi-purpose agricultural transport vehicle for transporting furrow crops, characterized by being fitted into the wheel case (431) and cover plate (438), protruding outward, and configured to be fastened and secured to both sides of the vertical brackets (41) (42). Claim 4 In paragraph 3, the electronic drive unit (450) is characterized by having a circular coil drum (452) that is fixedly installed by being inserted into a guide fixing groove (453a) on the outer surface of the rotary fixed shaft (453), and a circular rotary flywheel (451) that rotates by being inserted into the outer surface of the coil drum (452), with a permanent magnet (451c) on its inner surface, and one side of the rotary flywheel (451) is provided to be fixedly fastened to a rotary case (454), and the rotary flywheel (451) and the rotary case (454) are provided with bearings (450a) (450b) into which the rotary fixed shaft (453) can be inserted and rotated. Claim 5 In paragraph 2, the operation control unit (5) is provided with a body (550) having an acceleration lever (508) that is axially inserted on one side of a traction support frame (260) and rotates circularly along its outer surface so as to control and adjust the integrated control module (3) and the in-wheel drive unit (4); on the upper side of the body (550), a push-type forward / reverse button (507) that is visually verifiable is provided; on the front side of the forward / reverse button (507), a forward / reverse operation indicator LED (504) is provided; on one side of the forward / reverse button (507), an EBS and BAS stop button (506) capable of controlling to automatically distribute braking force and exerting automatic maximum braking force are provided; and on the front side of the BAS stop button (506), a stop indicator LED (503) is provided. This characterizes an agricultural multi-purpose transport vehicle for transporting furrow crops. Claim 6 In paragraph 2, the moving fixing means (6) is characterized by having vertical pipe bodies (281) on both sides of the lower portion of one side of the traction support frame (260), having a reinforcing pipe (282) fused and fixed to the traction support frame (260) on one side of the outer surface of the vertical pipe bodies (281), and having a round-shaped support member (60) or a freely rotating wheel (61) that is vertically inserted into the lower portion of the vertical pipe bodies (281) and fixedly installed by means of a fastening bolt (285) and a nut, so as to be fastened and fixed. Claim 7 In claim 1, the battery mounting plate (315) is characterized by being configured to allow detachable mounting of expansion batteries (320-1) within a range of at least 2 to 4 depending on the user's working environment and working time, for an agricultural multi-purpose transport vehicle for transporting furrow crops. Claim 8 delete

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