Tobacco field ditching device

Abstract

The utility model discloses a ditching device for a tobacco field. The ditching device comprises a ditching mechanism and a driving motor mounted on the top surface of the ditching mechanism, a fixing mechanism is arranged on one side of the top face of the ditching mechanism, and one end of the fixing mechanism is rotationally connected to the top end of the supporting frame. The ditching mechanism comprises a tractor, one side of the tractor is fixedly connected with a supporting plate, one side of the supporting plate is rotatably connected with a hydraulic cylinder, the output end of the hydraulic cylinder is rotatably connected with a connecting rod, and one end of the connecting rod is fixedly connected with a supporting rod; wherein the interior of the end, close to the connecting rod, of the supporting rod is rotationally connected with a limiting column, one end of the limiting column is fixedly connected with the supporting plate, and the end, away from the limiting column, of the supporting rod is fixedly connected with a supporting frame. And by arranging the fixing mechanism, the position of the protective cover can be fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of tobacco planting, in particular to a tobacco field ditching device. Background Art

[0002] At present, there is more rain in tobacco-growing areas during tobacco leaf production. In order to drain the rainwater in time, the depth of the tobacco field ditch is generally required to reach more than 35 cm.

[0003] Publication No. CN212393153U discloses a tobacco field ditch opening device, which can move forward by itself through wheels, and only needs to control the direction by controlling the handle, which is very labor-saving, and the ditching wheel can be supported by the support arm to perform ditching operations. The overall machine adopts belt drive and has a simple structure. However, the patent still has the following problems in actual use:

[0004] Although the tobacco field ditch opening device supports the ditching wheel through the support arm to perform ditching operations, the overall machine adopts belt drive and has a simple structure, but it does not trim the drainage ditch after excavation, and needs manual secondary trimming, which increases labor costs.

[0005] A tobacco field furrowing device is proposed to solve the above-mentioned problems. Utility Model Content

[0006] The utility model aims to provide a tobacco field ditching device to solve the problem proposed in the above-mentioned background technology that the ditching operation is currently carried out by supporting the ditching wheel with a support arm, the overall machine adopts belt drive, and the structure is simple, but the drainage ditch after excavation is not trimmed, and manual secondary trimming is required, thereby increasing the labor cost.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tobacco field ditching device, comprising a ditching mechanism, and a driving motor installed on the top surface of the ditching mechanism;

[0008] A fixing mechanism is provided on one side of the top surface of the ditching mechanism, and one end of the fixing mechanism is rotatably connected to the top of the supporting frame;

[0009] Also includes:

[0010] The trenching mechanism comprises a tractor, one side of the tractor is fixedly connected to a support plate, one side of the support plate is rotatably connected to a hydraulic cylinder, an output end of the hydraulic cylinder is rotatably connected to a connecting rod, one end of the connecting rod is fixedly connected to a support rod;

[0011] The support rod is internally rotatably connected to a limiting column at one end close to the connecting rod, one end of the limiting column is fixedly connected to the support plate, and one end of the support rod away from the limiting column is fixedly connected to the support frame;

[0012] Among them, a driving frame is fixedly connected to the top side of the support frame near one end of the support rod, the center position of the top of the driving frame is fixedly connected to the driving motor, the output end of the driving motor passes through the driving frame and is fixedly connected to a worm, and one end of the worm is rotatably connected to the driving frame.

[0013] Preferably, one side of the worm is meshedly connected to a worm wheel, a first roller is fixedly connected to the center position inside the worm wheel, one end of the first roller is rotatably connected to a driving frame, and the other end of the first roller passes through the driving frame and is fixedly connected to a first gear.

[0014] Preferably, one side of the first gear is meshedly connected with a chain, a protective shell is provided on the outer side of the chain, one side of the protective shell is fixedly connected to the support frame, and the side of the chain away from the first gear is meshedly connected with the second gear.

[0015] Preferably, a second roller is fixedly connected to the center position inside the second gear, both ends of the second roller are rotatably connected to the first support column, one end of the first support column is fixedly connected to the support frame, and the second roller is fixedly connected to a tiller blade on one side close to the first support column.

[0016] Preferably, a belt is fittedly connected to a side of the first roller close to the first gear, an end of the belt away from the first roller is fittedly connected to a third roller, both ends of the third roller are rotatably connected to second support columns, one end of two of the second support columns is fixedly connected to the support frame, and a boss is fixedly connected to a side of the third roller close to the second support column.

[0017] Preferably, the fixing mechanism includes a protective cover, one end of the protective cover is rotatably connected to the support frame, the other end of the protective cover is fixedly connected to a sleeve inside, the sleeve is slidably connected to a concave block inside, one end of the concave block is fixedly connected to a first spring, one end of the first spring is fit-connected to a cap, the inner wall of the cap is slidably connected to the concave block, and the outer wall of the cap is slidably connected to the sleeve.

[0018] Preferably, the left and right sides of the cap away from one end of the first spring are fitted with balls, one side of the ball is fitted with a concave block, the other side of the ball is fitted with a fixing ring, the outer side of the fixing ring is fixedly connected to the sleeve, a second spring is sleeved on the side of the concave block close to the fixing ring, a limiting groove is provided at one end of the concave block away from the first spring, a clamping block is slidably connected inside the limiting groove, one end of the clamping block is fixedly connected to the support frame, steel balls are fitted with steel balls on the left and right sides of the clamping block, one side of the steel ball is fit-connected to the sleeve.

[0019] Compared with the prior art, the utility model has the following beneficial effects: the tobacco field ditching device can quickly dig the tobacco field and trim the drainage ditch by setting the ditching mechanism, thereby improving the stability of the drainage ditch; and the fixing mechanism can not only fix the position of the protective cover, but also facilitate the opening of the protective cover to disassemble and clean the plowing blade inside the protective cover. The specific contents are as follows:

[0020] 1. By setting up a ditching mechanism, the tobacco field can be excavated quickly and the drainage ditch can be trimmed, thereby improving the stability of the drainage ditch. The tractor drives the ditching equipment to move forward slowly, and the hydraulic cylinder drives the support rod to rotate around the limit column, so that drainage ditches of different depths can be excavated. The worm is driven to rotate by a driving motor, and the meshing action between the worm and the worm wheel is utilized to drive the first roller to rotate. The first roller drives the first gear to rotate, and the meshing action between the first gear and the chain is utilized to drive the second roller to rotate, so that the tilling blade can be driven to rotate quickly to excavate the tobacco field. At the same time, the synchronous action of the belt is utilized to drive the third roller to rotate together with the first roller, so that the cam can be driven to rotate, and the extrusion between the cam and the ditch can be utilized to achieve the purpose of trimming the drainage ditch.

[0021] 2. By setting up a fixing mechanism, not only can the position of the protective cover be fixed, but also it is convenient to open the protective cover to disassemble and clean the plowing blade inside it. By pressing the cap to compress the first spring and the second spring, and by utilizing the cooperation among the ball, the concave block, the fixing ring and the cap, the concave block can be driven to move outward in the sleeve, so that the limit of the steel ball on the clamping block can be released, so that the clamping block and the steel ball can be separated, and the protective cover can be opened. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the front structure of the utility model;

[0023] Figure 2 It is a schematic diagram of the side structure of the utility model;

[0024] Figure 3 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0025] Figure 4 For this utility model Figure 2 The enlarged structural diagram at B in the middle;

[0026] Figure 5 For this utility model Figure 3 A schematic diagram of the enlarged structure inside the middle drive frame;

[0027] Figure 6 For this utility model Figure 3 A schematic diagram of the enlarged structure inside the middle protective shell;

[0028] Figure 7 For this utility model Figure 6 The enlarged structural diagram at C in the middle;

[0029] Figure 8 For this utility model Figure 7 Schematic diagram of the structure of the first spring and the second spring in the compressed state.

[0030] In the figure: 1, trenching mechanism; 101, tractor; 102, support plate; 103, hydraulic cylinder; 104, connecting rod; 105, support rod; 106, limit column; 107, support frame; 108, drive frame; 109, drive motor; 110, worm; 111, worm wheel; 112, first roller; 113, first gear; 114, chain; 115, protective shell; 116, second gear; 117, second Roller; 118, first support column; 119, tiller blade; 120, belt; 121, third roller; 122, second support column; 123, convex disc; 2, fixing mechanism; 201, protective cover; 202, sleeve; 203, concave block; 204, first spring; 205, cover cap; 206, ball; 207, fixing ring; 208, second spring; 209, limit groove; 210, clamping block; 211, steel ball. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1-8 The utility model provides a technical solution: a tobacco field ditching device, comprising a ditching mechanism 1, and a driving motor 109 installed on the top surface of the ditching mechanism 1; a fixing mechanism 2 is arranged on one side of the top surface of the ditching mechanism 1, and one end of the fixing mechanism 2 is rotatably connected to the top of a support frame 107; the ditching mechanism 1 comprises a tractor 101, a support plate 102 is fixedly connected to one side of the tractor 101, a hydraulic cylinder 103 is rotatably connected to one side of the support plate 102, an output end of the hydraulic cylinder 103 is rotatably connected to a connecting rod 104, one end of the connecting rod 104 is fixedly connected to a supporting rod 105, and the supporting rod 105 can be driven to rotate around a limiting column 106 by arranging the hydraulic cylinder 103;

[0033] The inner rotation of the support rod 105 near one end of the connecting rod 104 is connected to the limiting column 106, one end of the limiting column 106 is fixedly connected to the support plate 102, and the end of the support rod 105 away from the limiting column 106 is fixedly connected to the support frame 107, and the top side of the support frame 107 near one end of the support rod 105 is fixedly connected to the driving frame 108, and the center position of the top of the driving frame 108 is fixedly connected to the driving motor 109, and the output end of the driving motor 109 passes through the driving frame 108 and is fixedly connected to a worm 110, and one end of the worm 110 is rotatably connected to the driving frame 108, and the worm 110 is driven to rotate by the driving motor 109;

[0034] One side of the worm 110 is meshedly connected with a worm wheel 111, and a first roller shaft 112 is fixedly connected to the center position of the worm wheel 111. One end of the first roller shaft 112 is rotatably connected to the driving frame 108, and the other end of the first roller shaft 112 penetrates the driving frame 108 and is fixedly connected with a first gear 113, and the first gear 113 is driven to rotate by the first roller shaft 112;

[0035] A chain 114 is meshedly connected to one side of the first gear 113, a protective shell 115 is provided on the outer side of the chain 114, one side of the protective shell 115 is fixedly connected to the support frame 107, and a second gear 116 is meshedly connected to the side of the chain 114 away from the first gear 113. The protective shell 115 can prevent the chain 114 from being blocked by soil, thereby affecting its normal operation;

[0036] A second roller 117 is fixedly connected to the center position inside the second gear 116, and both ends of the second roller 117 are rotatably connected to the first support column 118, one end of the first support column 118 is fixedly connected to the support frame 107, and a tiller 119 is fixedly connected to the side of the second roller 117 close to the first support column 118. By setting the first support column 118, the position of the second roller 117 can be fixed and limited;

[0037] A belt 120 is attached to a side of the first roller 112 close to the first gear 113, and a third roller 121 is attached to an end of the belt 120 away from the first roller 112. Both ends of the third roller 121 are rotatably connected to second support columns 122, and one end of the two second support columns 122 is fixedly connected to the support frame 107. A cam 123 is fixedly connected to a side of the third roller 121 close to the second support column 122, and pulleys are provided at the connection between the belt 120 and the first roller 112 and the third roller 121.

[0038] The fixing mechanism 2 includes a protective cover 201, one end of which is rotatably connected to the support frame 107, a sleeve 202 is fixedly connected inside the other end of the protective cover 201, a concave block 203 is slidably connected inside the sleeve 202, one end of the concave block 203 is fixedly connected to a first spring 204, one end of the first spring 204 is fittedly connected to a cap 205, the inner wall of the cap 205 is slidably connected to the concave block 203, and the outer wall of the cap 205 is slidably connected to the sleeve 202. By providing the protective cover 201, the tilling blade 119 can be protected;

[0039] The left and right sides of the cap 205 away from the first spring 204 are both fitted and connected with a ball 206, one side of the ball 206 is fitted and connected to the concave block 203, and the other side of the ball 206 is fitted and connected to a fixing ring 207, the outer side of the fixing ring 207 is fixedly connected to the sleeve 202, and the side of the concave block 203 close to the fixing ring 207 is sleeved with a second spring 208, and the end of the concave block 203 away from the first spring 204 is provided with a limiting groove 209, and the inner part of the limiting groove 209 is slidably connected to The clamping block 210 has one end fixedly connected to the support frame 107, and the left and right sides of the clamping block 210 are both fitted with steel balls 211. One side of the steel ball 211 is fitted with the sleeve 202. By utilizing the cooperation among the round ball 206, the concave block 203, the fixing ring 207 and the cap 205, the concave block 203 can be driven to move outward in the sleeve 202, so that the limit of the clamping block 210 by the steel ball 211 can be released, so that the clamping block 210 and the steel ball 211 can be separated.

[0040] Working principle: Before using this tobacco field trenching device, you need to check the overall condition of the device to make sure it can work normally. Figure 1 - Figure 8 As shown, firstly, the tractor 101 drives the trenching equipment to move forward slowly, and the hydraulic cylinder 103 drives the support rod 105 to rotate around the limit column 106, so as to dig drainage ditches of different depths. The driving motor 109 drives the worm 110 to rotate, and the meshing action between the worm 110 and the worm wheel 111 is utilized to drive the first roller 112 to rotate, and the first roller 112 drives the first gear 113 to rotate, and the meshing action between the first gear 113 and the chain 114 is utilized to drive the second roller 117 to rotate, so as to drive the tillage blade 119 to rotate quickly, so as to dig the tobacco field. At the same time, the synchronous action of the belt 120 is utilized to drive the third roller 121 to rotate together with the first roller 112, so as to drive the cam 123 to rotate, and the extrusion between the cam 123 and the drainage ditch is utilized to achieve the purpose of trimming the drainage ditch.

[0041] Secondly, when the protective cover 201 needs to be opened, the first spring 204 and the second spring 208 are compressed by pressing the cap 205. At the same time, the cooperation among the ball 206, the concave block 203, the fixing ring 207 and the cap 205 can drive the concave block 203 to move outward in the sleeve 202, so that the limit of the steel ball 211 on the clamping block 210 can be released, so that the clamping block 210 and the steel ball 211 are separated, and the protective cover 201 can be opened.

[0042] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A tobacco field furrowing device, comprising a furrowing mechanism (1), and a driving motor (109) mounted on the top surface of the furrowing mechanism (1); A fixing mechanism (2) is provided on one side of the top surface of the trenching mechanism (1), and one end of the fixing mechanism (2) is rotatably connected to the top of the support frame (107); It is characterized in that Also includes: The trenching mechanism (1) comprises a tractor (101), one side of the tractor (101) is fixedly connected to a support plate (102), one side of the support plate (102) is rotatably connected to a hydraulic cylinder (103), an output end of the hydraulic cylinder (103) is rotatably connected to a connecting rod (104), and one end of the connecting rod (104) is fixedly connected to a support rod (105); The support rod (105) is internally rotatably connected to a limiting column (106) at one end close to the connecting rod (104), one end of the limiting column (106) is fixedly connected to the support plate (102), and one end of the support rod (105) away from the limiting column (106) is fixedly connected to a support frame (107); The top side of the support frame (107) close to one end of the support rod (105) is fixedly connected to a driving frame (108); the center position of the top of the driving frame (108) is fixedly connected to a driving motor (109); the output end of the driving motor (109) passes through the driving frame (108) and is fixedly connected to a worm (110); one end of the worm (110) is rotatably connected to the driving frame (108).

2. A tobacco field furrowing device according to claim 1, characterized in that: One side of the worm (110) is meshingly connected to a worm wheel (111), a first roller shaft (112) is fixedly connected to the center position inside the worm wheel (111), one end of the first roller shaft (112) is rotationally connected to the driving frame (108), and the other end of the first roller shaft (112) passes through the driving frame (108) and is fixedly connected to a first gear (113).

3. A tobacco field furrowing device according to claim 2, characterized in that: One side of the first gear (113) is meshedly connected with a chain (114), a protective shell (115) is provided on the outer side of the chain (114), one side of the protective shell (115) is fixedly connected to the support frame (107), and the side of the chain (114) away from the first gear (113) is meshedly connected with a second gear (116).

4. A tobacco field furrowing device according to claim 3, characterized in that: A second roller (117) is fixedly connected to the center position inside the second gear (116), and both ends of the second roller (117) are rotatably connected to a first support column (118), one end of the first support column (118) is fixedly connected to the support frame (107), and a tiller (119) is fixedly connected to the side of the second roller (117) close to the first support column (118).

5. A tobacco field furrowing device according to claim 2, characterized in that: A side of the first roller (112) close to the first gear (113) is fitted with a belt (120), and an end of the belt (120) away from the first roller (112) is fitted with a third roller (121). Both ends of the third roller (121) are rotatably connected to second support columns (122), one end of each of the two second support columns (122) is fixedly connected to the support frame (107), and a side of the third roller (121) close to the second support column (122) is fixedly connected to a cam (123).

6. A tobacco field furrowing device according to claim 1, characterized in that: The fixing mechanism (2) comprises a protective cover (201), one end of the protective cover (201) is rotatably connected to the support frame (107), the other end of the protective cover (201) is fixedly connected to the inside of a sleeve (202), the inside of the sleeve (202) is slidably connected to a concave block (203), one end of the concave block (203) is fixedly connected to a first spring (204), one end of the first spring (204) is fittedly connected to a cover cap (205), the inner wall of the cover cap (205) is slidably connected to the concave block (203), and the outer wall of the cover cap (205) is slidably connected to the sleeve (202).

7. A tobacco field furrowing device according to claim 6, characterized in that: The left and right sides of the cap (205) away from one end of the first spring (204) are both fitted and connected with a ball (206), one side of the ball (206) is fitted and connected with the concave block (203), the other side of the ball (206) is fitted and connected with a fixing ring (207), the outer side of the fixing ring (207) is fixedly connected with the sleeve (202), and the side of the concave block (203) close to the fixing ring (207) is sleeved with a second spring (208), a limiting groove (209) is provided at one end of the concave block (203) away from the first spring (204), a snap-in block (210) is slidably connected inside the limiting groove (209), one end of the snap-in block (210) is fixedly connected to the support frame (107), and steel balls (211) are fitted and connected on both the left and right sides of the snap-in block (210), and one side of the steel ball (211) is fitted and connected to the sleeve (202).

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