Agricultural greenhouse operation device

Abstract

The utility model provides an agricultural greenhouse operation device which comprises a caterpillar tractor, one end of the caterpillar tractor is provided with a hydraulic suspension device, the hydraulic suspension device is connected with a rack and can drive the rack to ascend and descend, a driving mechanism is installed on the rack and connected with a driving shaft, and the driving shaft is connected with a driving motor. The driving mechanism can drive the driving shaft to rotate, and the driving shaft is detachably and fixedly connected with any one of the rotary tillage cutter, the ridging cutter and the ditching cutter. Different operation work can be achieved only by installing different operation tools on the driving shaft, then only one rack needs to be manufactured and maintained, one driving mechanism needs to be purchased and maintained, and therefore the purchase cost and the maintenance cost are reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to agricultural greenhouse operation equipment technology, in particular to an agricultural greenhouse operation device. BACKGROUND

[0002] Before planting and sowing in an agricultural greenhouse, land preparation operation is needed, which usually includes rotary tillage operation, and then according to the variety of the planted crops, ridge forming operation or ditching operation.

[0003] At present, a commonly used land preparation method is that a small tracked tractor suspends a rotary tiller to perform rotary tillage operation, when ridge forming operation is needed, the rotary tiller is removed, and the small tracked tractor suspends a ridge former to perform ridge forming operation, when ditching is needed, the rotary tiller is removed, and the small tracked tractor suspends a ditching machine to perform ditching operation. However, this land preparation method needs to separately purchase and maintain the rotary tiller, the ridge former and the ditching machine with single function, thereby resulting in high cost. CONTENT OF THE UTILITY MODEL

[0004] The present application provides an agricultural greenhouse operation device to solve the problem that the land preparation method of the existing agricultural greenhouse needs to separately purchase and maintain the rotary tiller, the ridge former and the ditching machine with single function, resulting in high cost.

[0005] The present application provides an agricultural greenhouse operation device, which comprises a tracked tractor, one end of the tracked tractor is provided with a hydraulic suspension device;

[0006] The hydraulic suspension device is connected with a rack, and the hydraulic suspension device can drive the rack to lift;

[0007] A driving mechanism is installed on the rack, the driving mechanism is connected with a driving shaft, and the driving mechanism can drive the driving shaft to rotate;

[0008] The driving shaft is detachably and fixedly connected with any one of a rotary tillage tool, a ridge forming tool and a ditching tool.

[0009] Optionally, the driving mechanism comprises a single-output shaft transmission fixedly installed in the middle part of the rack, an input end of the single-output shaft transmission is connected with a hydraulic motor I, an output end of the single-output shaft transmission is connected with the driving shaft, and the driving shaft penetrates through the single-output shaft transmission.

[0010] Optionally, both ends of the driving shaft are in the form of spline shaft structure.

[0011] Optionally, the rotary tillage tool and the ridge forming tool each comprise two symmetrically distributed installation shafts;

[0012] A rotary tillage tool group is fixedly installed on each of the two installation shafts of the rotary tillage tool;

[0013] The two mounting shafts of the ridging cutter are fixed with helical blades, and the two helical blades are opposite in rotation direction.

[0014] The two ends of the driving shaft are respectively inserted into one end of the mounting shaft and detachably fixedly connected through a flange connection mode.

[0015] Optionally, the other end of each mounting shaft is rotatably connected with a side plate through a bearing, and the side plate is detachably fixedly connected with the rack.

[0016] Optionally, the furrow opener comprises two symmetrically distributed sleeve shafts, and a furrow cutter head is fixedly sleeved on the sleeve shafts.

[0017] The two ends of the driving shaft are respectively inserted into the sleeve shafts and detachably fixedly connected through a flange connection mode.

[0018] Optionally, the top of the crawler tractor is fixed with a hopper, the lower portion of the hopper is provided with a scraper conveyor mounted on the upper end of the crawler tractor, and the scraper conveyor is driven by a hydraulic motor II.

[0019] The other end of the crawler tractor is provided with an inclined guide chute, and the discharge end of the scraper conveyor extends into the guide chute.

[0020] Optionally, the other end of the crawler tractor is fixed with a mounting frame, and the mounting frame is provided with two fertilizer throwing impellers which can simultaneously and reversely rotate and are symmetrically distributed.

[0021] The guide chute is of a telescopic chute structure, and a V-shaped guide plate is fixed in the guide chute.

[0022] When the guide chute is elongated, the obliquely lower end of the guide chute can be located at the side of the fertilizer throwing impeller; when the guide chute is shortened, two discharge ports corresponding to the two fertilizer throwing impellers can be formed between the obliquely lower end of the guide chute and the guide plate, and the discharge ports are located above the fertilizer throwing impellers.

[0023] Optionally, a reverse double-output transmission is fixed on the mounting frame, an input end of the reverse double-output transmission is connected with a hydraulic motor III, and the two output ends of the reverse double-output transmission are respectively fixed with the fertilizer throwing impellers.

[0024] Optionally, the hydraulic suspension device comprises a mounting seat, the mounting seat is fixed on one end of the crawler tractor, the mounting seat is rotatably connected with a connecting frame, the connecting frame is rotatably connected with two symmetrically distributed hydraulic cylinders, and the two hydraulic cylinders are rotatably connected with one end of the crawler tractor.

[0025] The connecting frame is fixedly connected with the rack.

[0026] Compared with the prior art, the application has the following beneficial effects:

[0027] The agricultural greenhouse operation device provided by the application is connected with a liftable frame through a hydraulic suspension device of a tracked tractor, a driving mechanism is installed on the frame, the driving mechanism is connected with a driving shaft, the driving mechanism can drive the driving shaft to rotate, and the driving shaft is detachably and fixedly connected with any one of rotary tillage tools, ridging tools and ditching tools, so that different operation work can be realized by only installing different operation tools on the driving shaft during land preparation operation, and only one frame and one driving mechanism need to be manufactured and maintained, and the purchase cost and maintenance cost can be reduced compared with the purchase and maintenance of single-function operation devices. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0029] Figure 1 The agricultural greenhouse operation device provided by the application is connected with a liftable frame through a hydraulic suspension device of a tracked tractor, a driving mechanism is installed on the frame, the driving mechanism is connected with a driving shaft, the driving mechanism can drive the driving shaft to rotate, and the driving shaft is detachably and fixedly connected with any one of rotary tillage tools, ridging tools and ditching tools, so that different operation work can be realized by only installing different operation tools on the driving shaft during land preparation operation, and only one frame and one driving mechanism need to be manufactured and maintained, and the purchase cost and maintenance cost can be reduced compared with the purchase and maintenance of single-function operation devices.

[0030] Figure 2 The agricultural greenhouse operation device provided by the application is connected with a liftable frame through a hydraulic suspension device of a tracked tractor, a driving mechanism is installed on the frame, the driving mechanism is connected with a driving shaft, the driving mechanism can drive the driving shaft to rotate, and the driving shaft is detachably and fixedly connected with any one of rotary tillage tools, ridging tools and ditching tools, so that different operation work can be realized by only installing different operation tools on the driving shaft during land preparation operation, and only one frame and one driving mechanism need to be manufactured and maintained, and the purchase cost and maintenance cost can be reduced compared with the purchase and maintenance of single-function operation devices.

[0031] Figure 3 The agricultural greenhouse operation device provided by the application is connected with a liftable frame through a hydraulic suspension device of a tracked tractor, a driving mechanism is installed on the frame, the driving mechanism is connected with a driving shaft, the driving mechanism can drive the driving shaft to rotate, and the driving shaft is detachably and fixedly connected with any one of rotary tillage tools, ridging tools and ditching tools, so that different operation work can be realized by only installing different operation tools on the driving shaft during land preparation operation, and only one frame and one driving mechanism need to be manufactured and maintained, and the purchase cost and maintenance cost can be reduced compared with the purchase and maintenance of single-function operation devices.

[0032] Figure 4 The agricultural greenhouse operation device provided by the application is connected with a liftable frame through a hydraulic suspension device of a tracked tractor, a driving mechanism is installed on the frame, the driving mechanism is connected with a driving shaft, the driving mechanism can drive the driving shaft to rotate, and the driving shaft is detachably and fixedly connected with any one of rotary tillage tools, ridging tools and ditching tools, so that different operation work can be realized by only installing different operation tools on the driving shaft during land preparation operation, and only one frame and one driving mechanism need to be manufactured and maintained, and the purchase cost and maintenance cost can be reduced compared with the purchase and maintenance of single-function operation devices.

[0033] Figure 5 The agricultural greenhouse operation device provided by the application is connected with a liftable frame through a hydraulic suspension device of a tracked tractor, a driving mechanism is installed on the frame, the driving mechanism is connected with a driving shaft, the driving mechanism can drive the driving shaft to rotate, and the driving shaft is detachably and fixedly connected with any one of rotary tillage tools, ridging tools and ditching tools, so that different operation work can be realized by only installing different operation tools on the driving shaft during land preparation operation, and only one frame and one driving mechanism need to be manufactured and maintained, and the purchase cost and maintenance cost can be reduced compared with the purchase and maintenance of single-function operation devices.

[0034] Figure 6 The agricultural greenhouse operation device provided by the application is connected with a liftable frame through a hydraulic suspension device of a tracked tractor, a driving mechanism is installed on the frame, the driving mechanism is connected with a driving shaft, the driving mechanism can drive the driving shaft to rotate, and the driving shaft is detachably and fixedly connected with any one of rotary tillage tools, ridging tools and ditching tools, so that different operation work can be realized by only installing different operation tools on the driving shaft during land preparation operation, and only one frame and one driving mechanism need to be manufactured and maintained, and the purchase cost and maintenance cost can be reduced compared with the purchase and maintenance of single-function operation devices.

[0035] Figure 7 The agricultural greenhouse operation device provided by the application is connected with a liftable frame through a hydraulic suspension device of a tracked tractor, a driving mechanism is installed on the frame, the driving mechanism is connected with a driving shaft, the driving mechanism can drive the driving shaft to rotate, and the driving shaft is detachably and fixedly connected with any one of rotary tillage tools, ridging tools and ditching tools, so that different operation work can be realized by only installing different operation tools on the driving shaft during land preparation operation, and only one frame and one driving mechanism need to be manufactured and maintained, and the purchase cost and maintenance cost can be reduced compared with the purchase and maintenance of single-function operation devices.

[0036] Explanation of reference signs: crawler tractor 1, hydraulic suspension device 2, mounting seat 201, connecting frame 202, hydraulic cylinder 203, frame 3, driving mechanism 4, single output shaft transmission 401, hydraulic motor I 402, driving shaft 5, rotary tiller 6, rotary tiller group 601, ridging tool 7, spiral blade 701, mounting shaft 8, insertion hole 9, flange plate I 10, screw rod 11, flange plate II 12, self-locking nut 13, side plate 14, furrow opener 15, sleeve shaft 151, furrow disc 152, through hole 153, flange plate III 154, hopper 16, scraper conveyor 17, hydraulic motor II 18, material guide groove 19, material guide plate 191, groove body I 192, groove body II 193, locking bolt 194, mounting frame 20, fertilizer throwing impeller 21, reverse double output transmission 22, hydraulic motor III 23. DETAILED DESCRIPTION

[0037] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application is described clearly and completely below. Obviously, the described embodiments are some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor also belong to the protection scope of the present application.

[0038] As shown in Figures 1-7

[0039] An agricultural greenhouse operation device provided by an embodiment of the present application comprises a crawler tractor 1, and one end of the crawler tractor 1 is provided with a hydraulic suspension device 2.

[0040] The hydraulic suspension device 2 is connected with a frame 3, and the hydraulic suspension device 2 can drive the frame 3 to lift.

[0041] The frame 3 is provided with a driving mechanism 4, the driving mechanism 4 is connected with a driving shaft 5, and the driving mechanism 4 can drive the driving shaft 5 to rotate.

[0042] The driving shaft 5 is detachably and fixedly connected with any one of a rotary tiller 6, a ridging tool 7 and a furrow opener 15.

[0043] During rotary tillage, the rotary tiller 6 is fixed on the driving shaft 5, the crawler tractor 1 is driven to pull the rotary tiller 6 to move, at the same time, the driving mechanism 4 drives the driving shaft 5 to rotate, the driving shaft 5 drives the rotary tiller 6 to rotate, and rotary tillage is performed.

[0044] During ridging, the ridging tool 7 is fixed on the driving shaft 5, the crawler tractor 1 is driven to pull the ridging tool 7 to move, at the same time, the driving mechanism 4 drives the driving shaft 5 to rotate, the driving shaft 5 drives the ridging tool 7 to rotate, and rotary tillage is performed.

[0045] ​When the ditching operation is performed, the ditching tool 15 is fixed on the driving shaft 5, the tracked tractor 1 is driven to pull the ditching tool 15 to move, and the driving mechanism 4 drives the driving shaft 5 to rotate, and the driving shaft 5 drives the ditching tool 15 to rotate, so that the rotary tillage operation is performed.

[0046] The agricultural greenhouse operation device provided in the embodiment is connected with the liftable rack 3 through the tracked tractor 1 and the hydraulic suspension device 2, the driving mechanism 4 is installed on the rack 3, the driving mechanism 4 is connected with the driving shaft 5, the driving mechanism 4 can drive the driving shaft 5 to rotate, and the driving shaft 5 is detachably and fixedly connected with any one of the rotary tillage tool 6, the ridging tool 7 and the ditching tool 15, so that the driving shaft 5 only needs to be provided with different operation devices to realize the land preparation operation, and only one rack 3 and one driving mechanism 4 need to be manufactured and maintained, and compared with the existing single-function operation device, the purchase cost and the maintenance cost can be reduced.

[0047] In some embodiments of the present application, the driving mechanism 4 comprises a single-output shaft transmission 401 fixedly installed in the middle of the rack 3, the single-output shaft transmission 401 is connected with the hydraulic motor I 402 at the input end, the output end of the single-output shaft transmission 401 is connected with the driving shaft 5, and the driving shaft 5 penetrates through the single-output shaft transmission 401.

[0048] In the embodiment, the tracked tractor 1 is provided with a hydraulic station, the hydraulic motor I 402 is connected with the hydraulic station, and the hydraulic station controls the rotation of the hydraulic motor I 402.

[0049] In use, after the hydraulic motor I rotates, the hydraulic motor I drives the driving shaft 5 to rotate through the single-output shaft transmission 401, and then the power output work of the driving shaft 5 is realized.

[0050] In some embodiments of the present application, the two ends of the driving shaft 5 are both spline shaft structures.

[0051] In some embodiments of the present application, the rotary tillage tool 6 and the ridging tool 7 both comprise two symmetrically distributed installation shafts 8.

[0052] The two installation shafts 8 of the rotary tillage tool 6 are both fixed with rotary tillage tool groups 601.

[0053] The two installation shafts 8 of the ridging tool 7 are both fixed with spiral blades 701, and the rotation directions of the two spiral blades 701 are opposite.

[0054] The two ends of the driving shaft 5 are respectively inserted into one end of the installation shaft 8 and detachably and fixedly connected through the flange connection mode.

[0055] Specifically, one end of the mounting shaft 8 is provided with a socket 9 matched with the spline shaft structure, flanges I 10 are fixedly sleeved on both end portions of the driving shaft 5, a plurality of annularly distributed screw rods 11 are fixed on the flanges I 10, one end of the mounting shaft 8 is sleeved with a flange II 12, after the spline shaft structure of the driving shaft 5 is completely inserted into the socket 9, the movement of the mounting shaft 8 and the flanges I 10 are all attached to the flange II 12, all the screw rods 11 penetrate through the flange II 12, and each screw rod 11 is engaged with a matched self-locking nut 13, after the self-locking nut 13 is tightly pressed against the flange II 12, the fixed connection between the mounting shaft 8 and the driving shaft 5 is realized.

[0056] During the rotary tillage operation, the driving shaft 5 drives the two mounting shafts 8 to rotate, the mounting shafts 8 drive the rotary tillage blade groups 601 to rotate, and the rotary tillage operation is performed.

[0057] During the ridging operation, the driving shaft 5 drives the two mounting shafts 8 to rotate, the two spiral blades 701 rotate in opposite directions synchronously, the soil is pushed between the two spiral blades 701 after the two spiral blades 701 rotate, and the soil forms a ridge between the two spiral blades 701.

[0058] In some embodiments of the present application, the other end of each mounting shaft 8 is rotatably connected with a side plate 14 through a bearing, and the side plate 14 is detachably fixedly connected with the rack 3. Specifically, the side plate 14 is detachably fixedly connected with the rack 3 through bolts.

[0059] In the present embodiment, after the other end of the mounting shaft 8 is rotatably connected with the side plate 14 and the side plate 14 is detachably connected with the rack 3, the other end of the mounting shaft 8 can be supported, and the stability of the mounting shaft 8 during rotation can be improved.

[0060] In some embodiments of the present application, the furrowing cutter 15 comprises two symmetrically distributed sleeve shafts 151, and the sleeve shafts 151 are fixedly sleeved with furrowing cutter heads 152.

[0061] The two ends of the driving shaft 5 are respectively inserted into the sleeve shafts 151 and are detachably fixedly connected through a flange connection mode.

[0062] Specifically, the sleeve shaft 151 is provided with a through hole 153 matched with the spline shaft structure, the furrowing cutter head 152 is provided with a flange III 154 which is an integral structure, after the sleeve shaft 151 is sleeved on the spline shaft structure, the sleeve shaft 151 and the furrowing cutter head 152 are attached to the flange I 10, the screw rods 11 installed on the flange I 10 penetrate through the flange III 154, after the self-locking nut 13 is engaged with the screw rod 11 and tightly pressed against the flange III 154, the fixed connection between the sleeve shaft 151 and the driving shaft 5 is realized.

[0063] During the furrowing operation, the driving shaft 5 drives the two sleeve shafts 151 to rotate synchronously, the two furrowing cutter heads 152 rotate synchronously, and the furrowing operation is performed.

[0064] In some embodiments of the present application, the top of the crawler tractor 1 is fixed with a hopper 16 through a support. Specifically, the lower hopper 16 comprises a hopper body, and a flashboard valve is installed at the lower end of the hopper body.

[0065] Below the hopper 16, a scraper conveyor 17 is installed at the upper end of the crawler tractor 1 and is driven by a hydraulic motor II 18. Specifically, the hydraulic motor II 18 is connected with a hydraulic station, and the hydraulic station controls the rotation of the hydraulic motor II 18.

[0066] The other end of the crawler tractor 1 is fixed with an inclined distribution guide chute 19, and the discharge end of the scraper conveyor 17 extends into the guide chute 19.

[0067] During the trenching operation, the substrate soil is filled into the hopper 16, the crawler tractor 1 walks backward, the crawler tractor 1 pushes the trenching tool 15 to move, the trenching tool 15 rotates to perform the trenching operation, at the same time, the scraper conveyor 17 is started, the flashboard valve is opened, the substrate soil in the hopper 16 falls onto the scraper conveyor 17, the scraper conveyor 17 conveys the substrate soil into the guide chute 19, and the substrate soil flows along the guide chute 19 into the trench opened by the trenching tool 15, thereby being able to backfill the substrate soil during the trenching process.

[0068] In some embodiments of the present application, the other end of the crawler tractor 1 is fixed with a mounting bracket 20, and the mounting bracket 20 is provided with two simultaneously reversely rotatable and symmetrically distributed fertilizer throwing impellers 21.

[0069] The guide chute 19 is a telescopic chute structure, and a V-shaped guide plate 191 is fixed inside the guide chute 19.

[0070] Specifically, the guide chute 19 comprises a chute body I 192 and a chute body II 193, both of which are U-shaped chute structures, the chute body II 193 is sleeved on the outer wall of the chute body I 192 and is in sliding connection with the chute body I 192, two locking bolts 194 are threadedly connected to the chute body II 193, and the two locking bolts 194 can simultaneously press the chute body I 192. The chute body I 192 is fixed at the other end of the crawler tractor 1.

[0071] Among them, when the guide chute 19 is elongated, the obliquely lower end of the guide chute 19 can be located at the side of the fertilizer throwing impeller 21; when the guide chute 19 is shortened, two discharge ports corresponding to the two fertilizer throwing impellers 21 can be formed between the obliquely lower end of the guide chute 19 and the guide plate 191, and the discharge ports are located above the fertilizer throwing impellers 21. Specifically, the guide plate 191 is fixed on the chute body I 192.

[0072] When the matrix is backfilled, first rotate the locking bolt 194 to move the locking bolt 194 away from the groove I 192, then pull down the groove II 193, so that the oblique lower end of the groove II 193 extends to the side of the fertilizer throwing wheel 21, then rotate the locking bolt 194 again to fix the groove II 193 and the groove I 192, at this time the matrix soil transported by the scraper conveyor 17 flows into the trench along the guide chute 19, and the matrix soil backfilling work is performed.

[0073] When the fertilizer is thrown, the guide chute 19 is shortened so that the discharge port is located above the fertilizer throwing wheel 21, the fertilizer is added into the hopper 16, the fertilizer falls on the scraper conveyor 17, the scraper conveyor 17 transports the fertilizer into the guide chute 19, the fertilizer falls on the two fertilizer throwing wheels 21 along the guide chute 19 from the two discharge ports, and the two fertilizer throwing wheels 21 rotate to uniformly throw the fertilizer onto the soil, thereby not only having the matrix backfilling function, but also having the fertilizer spreading function.

[0074] In some embodiments of the present application, the mounting frame 20 is fixed with a reverse double-output transmission 22, the input end of the reverse double-output transmission 22 is connected with a hydraulic motor III 23, and the two output ends of the reverse double-output transmission 22 are respectively fixed with the fertilizer throwing wheels 21, thereby enabling the two fertilizer throwing wheels 21 to simultaneously rotate in reverse to perform the throwing work.

[0075] In the present embodiment, the hydraulic motor III 23 is connected with a hydraulic station, and the hydraulic station controls the rotation of the hydraulic motor III 23.

[0076] In some embodiments of the present application, the hydraulic suspension device 2 comprises a mounting seat 201 fixed at one end of the crawler tractor 1, a connecting frame 202 rotationally connected with the mounting seat 201, and two symmetrical hydraulic cylinders 203 rotationally connected with the connecting frame 202 and the one end of the crawler tractor 1. The connecting frame 202 is fixedly connected with the machine frame 3 by welding.

[0077] In the present embodiment, the two hydraulic cylinders 203 are connected with a hydraulic station, and the hydraulic station controls the synchronous extension and contraction of the two hydraulic cylinders 203. When the two hydraulic cylinders 203 are extended, the connecting frame 202 is pushed to rotate upward, the connecting frame 202 drives the machine frame 3 to move upward, when the two hydraulic cylinders 203 are shortened, the connecting frame 202 is pulled to rotate downward, and the connecting frame 202 drives the machine frame 3 to move downward.

[0078] In the embodiments of the present application, the crawler tractor, the single-output shaft transmission, the hydraulic station, the rotary tiller group, the furrow opener, the fertilizer throwing wheel and the reverse double-output transmission are all prior art and will not be described in detail. The way in which the hydraulic station controls the hydraulic motor and the hydraulic cylinder is also prior art and will not be described in detail.

[0079] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and are not limited thereto; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand; it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An agricultural greenhouse operation device, comprising a caterpillar tractor (1), one end of the caterpillar tractor (1) is provided with a hydraulic suspension device (2), characterized in that: the hydraulic suspension device (2) is connected with a rack (3), and the hydraulic suspension device (2) can drive the rack (3) to lift; a driving mechanism (4) is installed on the rack (3), the driving mechanism (4) is connected with a driving shaft (5), and the driving mechanism (4) can drive the driving shaft (5) to rotate; the driving shaft (5) is detachably and fixedly connected with any one of a rotary tillage tool (6), a ridging tool (7) and a ditching tool (15). The driving mechanism (4) comprises a single-output shaft transmission (401) fixedly installed in the middle of the rack (3), an input end of the single-output shaft transmission (401) is connected with a hydraulic motor I (402), an output end of the single-output shaft transmission (401) is connected with the driving shaft (5), and the driving shaft (5) penetrates through the single-output shaft transmission (401). Both ends of the driving shaft (5) are spline shaft structures. The rotary tillage tool (6) and the ridging tool (7) each comprise two symmetrically distributed mounting shafts (8).

2. The agricultural greenhouse working device according to claim 1, characterized in that: The rotary tillage tool (6) is fixedly provided with a rotary tillage tool group (601) on the two mounting shafts (8).

3. The agricultural greenhouse working device according to claim 2, characterized in that: The ridging tool (7) is fixedly provided with helical blades (701) on the two mounting shafts (8), and the two helical blades (701) rotate in opposite directions.

4. The agricultural greenhouse working device according to claim 3, characterized in that: Both ends of the driving shaft (5) are respectively inserted into one end of the mounting shaft (8) and detachably and fixedly connected through a flange connection mode. The other end of each mounting shaft (8) is rotatably connected with a side plate (14) through a bearing, and the side plate (14) is detachably and fixedly connected with the rack (3). The ditching tool (15) comprises two symmetrically distributed sleeve shafts (151), and a ditching cutter head (152) is fixedly sleeved on the sleeve shaft (151). Both ends of the driving shaft (5) are respectively inserted into the sleeve shaft (151) and detachably and fixedly connected through a flange connection mode.

5. The agricultural greenhouse working device according to claim 4, characterized in that: A hopper (16) is fixedly arranged on the top of the caterpillar tractor (1), a scraper conveyor (17) is arranged below the hopper (16) and on the upper end of the caterpillar tractor (1), and the scraper conveyor (17) is driven by a hydraulic motor II (18); 6. The agricultural greenhouse working device according to claim 3, characterized in that: The other end of the caterpillar tractor (1) is provided with an inclined guide chute (19), and the discharge end of the scraper conveyor (17) extends into the guide chute (19). The other end of the caterpillar tractor (1) is fixedly provided with a mounting rack (20), and the mounting rack (20) is provided with two fertilizer throwing impellers (21) which can simultaneously and reversely rotate and are symmetrically distributed; 7. The agricultural greenhouse working device according to claim 6, characterized in that: The guide chute (19) is a telescopic chute structure, and a V-shaped guide plate (191) is fixedly arranged in the guide chute (19). ​ 8. The agricultural greenhouse working device according to claim 7, characterized in that: ​ ​ The oblique lower end of the material guide groove (19) can be located at the side of the fertilizer throwing wave wheel (21) when the material guide groove (19) is elongated; the oblique lower end of the material guide groove (19) and the material guide plate (191) can form two material discharge ports corresponding to the two fertilizer throwing wave wheels (21) when the material guide groove (19) is shortened, and the material discharge ports are located above the fertilizer throwing wave wheels (21).

9. The agricultural greenhouse working device according to claim 8, characterized in that: The mounting frame (20) is fixed with a reverse double-output transmission (22), the input end of the reverse double-output transmission (22) is connected with a hydraulic motor III (23), and the two output ends of the reverse double-output transmission (22) are respectively fixed with the fertilizer throwing wave wheels (21).

10. The agricultural greenhouse working device according to claim 1, characterized in that: The hydraulic suspension device (2) comprises a mounting seat (201), the mounting seat (201) is fixed at one end of the crawler tractor (1), the mounting seat (201) is rotationally connected with a connecting frame (202), the connecting frame (202) is rotationally connected with two symmetrical hydraulic cylinders (203), and the two hydraulic cylinders (203) are rotationally connected with one end of the crawler tractor (1); The connecting frame (202) is fixedly connected with the rack (3).

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