Vertical ditcher

Abstract

The utility model discloses a vertical ditcher which comprises a connecting frame connected with a tractor, the connecting frame is provided with a first transmission case, and the first transmission case is used for being matched with the tractor to carry out power transmission; the first end of the second transmission box is rotationally connected with the first transmission box, and the power of the first transmission box is transmitted to the second transmission box; the cutter shaft is vertically arranged, a ditching spiral is arranged on the cutter shaft, the top end of the cutter shaft is in transmission connection with the second end of the second transmission box, the outer portion of the cutter shaft is in sliding connection with the connecting frame through a connecting piece, and the connecting piece is fixed to the connecting frame through a fixing piece. The relative position of the ditcher and the tractor can be adjusted according to the actual position, then the ditching angle is adjusted, meanwhile, the shaping device is located on the rear side of the ditching direction, and during ditching, soil on the two sides of a ditch is pressed by the pressing plate and is prevented from falling into the ditch.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural machinery technical field, especially a kind of vertical ditcher. BACKGROUND

[0002] In the process of planting in field, need to be dug around field, to facilitate drainage irrigation, in order to reduce the labor intensity of artificial, it is usually necessary to utilize mechanical equipment to carry out ditching processing to field edge, it is usually suspended in the rear of tractor, and the equipment is moved by tractor.

[0003] The relative position of the existing ditcher and the tractor is fixed (i.e., the ditching angle is fixed), and when the ditching position is close to the edge of the field ridge, the ditch will be inclined or even unable to be dug due to the limitation of the wheel spacing of the tractor (one wheel is located on the field ridge and the other is located in the field, causing the tractor body to tilt). UTILITARIAN CONTENT

[0004] The utility model aims at overcoming the insufficient of prior art, provide a kind of vertical ditcher, the relative position of ditcher and tractor can be adjusted according to actual position, to adjust ditching angle, while the shaping device is located in the rear side of ditching direction, when ditching, the pressing plate will press the soil on both sides of ditch, to avoid its falling into ditch.

[0005] The utility model aims at overcoming the insufficient of prior art, provide a kind of vertical ditcher, the relative position of ditcher and tractor can be adjusted according to actual position, to adjust ditching angle, while the shaping device is located in the rear side of ditching direction, when ditching, the pressing plate will press the soil on both sides of ditch, to avoid its falling into ditch.

[0006] A vertical ditcher, comprising:

[0007] A connecting frame is connected to the tractor, a first transmission box is provided on the connecting frame, and the first transmission box is used for power transmission in cooperation with the tractor;

[0008] A second transmission box, the first end of the second transmission box is rotatably connected to the first transmission box, and the power transmission of the first transmission box is transmitted to the second transmission box;

[0009] A vertically arranged cutter shaft is provided with a ditching spiral, the top end of the cutter shaft is drivingly connected to the second end of the second transmission box, the outer part of the cutter shaft is slidingly connected to the connecting frame through a connecting piece, and the connecting piece is fixed to the connecting frame through a fixing piece.

[0010] Further, the connecting frame includes a vertically arranged suspension part and a horizontally arranged support plate, the suspension part is connected to the tractor, the support plate is in the shape of D, and the arc segment of the support plate is provided with a vertical slide rail.

[0011] Further, the connecting piece includes a first shaft sleeve sleeved on the outer part of the cutter shaft, the top end of the first shaft sleeve is fixed to the second transmission box, the first shaft sleeve is connected to a sliding plate through a rib plate, and the sliding plate is slidingly matched with the slide rail.

[0012] Further, the sliding plate is provided with a rolling wheel, and the rolling wheel is in sliding cooperation with the sliding rail.

[0013] Further, the fixing member comprises a bolt and a fixing plate connected with the sliding plate through a connecting rod, two ends of the fixing plate are provided with a first fixing hole respectively;

[0014] The support plate is uniformly provided with a plurality of second fixing holes along the arc-shaped part, two second fixing holes with a straight line distance equal to the distance between the two first fixing holes are arranged in upper and lower coaxial correspondence with the two first fixing holes respectively, and the fixing plate is connected with the support plate through the first fixing hole, the second fixing hole and the bolt.

[0015] Further, the sliding plate is further provided with a reinforcing plate, the reinforcing plate is located at the lower end of the support plate, the reinforcing plate is provided with a plurality of third fixing holes arranged in upper and lower coaxial correspondence with the second fixing holes, and the reinforcing plate is connected with the support plate through the second fixing hole, the third fixing hole and the bolt.

[0016] Further, the upper end of the cutter shaft is provided with a protective cover, the protective cover is a U-shaped structure with a sealing plate fixed at the top, the outer part of the cutter shaft is provided with a second shaft sleeve, the second shaft sleeve is located at the lower end of the first shaft sleeve, and the first shaft sleeve and the second shaft sleeve are connected through a flange.

[0017] The sealing plate is fixedly connected with the second shaft sleeve.

[0018] Further, the shaping device is connected with the sealing plate through a connecting horizontal plate, and the shaping device is arranged on the side, away from the hanging part, of the protective cover.

[0019] Further, the shaping device comprises a push plate and pressing plates arranged on both sides of the push plate, the push plate is in inverted isosceles trapezoidal shape, and the pressing plates are connected with earth expander plates with an inclination angle larger than that of the pressing plates.

[0020] The utility model discloses the beneficial effects are:

[0021] The relative position of the ditcher and the tractor can be adjusted according to the actual position, and the ditching angle is adjusted, and the shaping device is located at the rear side of the ditching direction, so that the soil on both sides of the ditch is pressed by the pressing plate when ditching, and the soil is prevented from falling into the ditch. DRAWINGS

[0022] Figure 1 It is the three-dimensional view of the vertical ditcher in the embodiment of the utility model Figure 1 ;

[0023] Figure 2 It is the three-dimensional view of the vertical ditcher Figure 2 ;

[0024] Figure 3 Vertical trencher Figure 3 ;

[0025] In the figure, 1, connecting frame; 2, first transmission box; 3, second transmission box; 4, knife shaft; 5, trenching screw; 6, suspension part; 7, support plate; 8, first shaft sleeve; 9, sliding plate; 10, sliding rail; 11, roller; 12, fixed plate; 13, first fixed hole; 14, second fixed hole; 15, reinforcing plate; 16, third fixed hole; 17, protective cover; 18, sealing plate; 19, second shaft sleeve; 20, connecting cross plate; 21, push plate; 22, pressing plate; 23, soil expander. DETAILED DESCRIPTION

[0026] The technical scheme of the utility model will be described below in connection with embodiments, obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0027] Reference Figures 1-3 , the utility model provides a technical scheme:

[0028] Embodiments:

[0029] As Figures 1-3 shown, a vertical trencher, comprising:

[0030] Connecting frame 1, the connecting frame 1 includes vertically arranged suspension part 6 and horizontally arranged support plate 7, the suspension part 6 is connected with the tractor, the support plate 7 is D-shaped, and the arc segment of the support plate 7 is provided with vertical sliding rail 10. The connecting frame 1 is provided with first transmission box 2, and the first transmission box 2 is used for power transmission in cooperation with the tractor.

[0031] Second transmission box 3, the first end of the second transmission box 3 is rotatably connected with the first transmission box 2, and the power transmission of the first transmission box 2 is transmitted to the second transmission box 3.

[0032] Vertically arranged knife shaft 4, the knife shaft 4 is provided with trenching screw 5, the top end of the knife shaft 4 is in transmission connection with the second end of the second transmission box 3, the outside of the knife shaft 4 is slidably connected with the connecting frame 1 through connecting piece, the connecting piece includes first shaft sleeve 8 sleeved on the outside of the knife shaft 4, the top end of the first shaft sleeve 8 is fixed with the second transmission box 3, the first shaft sleeve 8 is connected with sliding plate 9 through rib plate, and the sliding plate 9 is slidably matched with the sliding rail 10.

[0033] The connector is fixed to the connecting frame 1 by a fastener. The fastener includes bolts and a fixing plate 12 connected to the sliding plate 9 via a connecting rod. The fixing plate 12 has first fixing holes 13 at both ends.

[0034] like Figure 3 As shown, the support plate 7 has a plurality of second fixing holes 14 evenly distributed along its arc-shaped portion. Two second fixing holes 14 with a straight-line distance equal to the distance between two first fixing holes 13 are respectively arranged vertically and coaxially with the two first fixing holes 13. The fixing plate 12 is connected to the support plate 7 through the first fixing holes 13, the second fixing holes 14, and bolts.

[0035] The sliding plate 9 is provided with rollers 11, which are slidably engaged with the slide rail 10. The rollers 11 provide support and exhibit rolling friction with the slide rail 10, resulting in low frictional resistance and easy adjustment.

[0036] The sliding plate 9 is also provided with a reinforcing plate 15, which is located at the lower end of the support plate 7. The reinforcing plate 15 is provided with a plurality of third fixing holes 16 that are coaxially arranged with the second fixing hole 14. The reinforcing plate 15 is connected to the support plate 7 through the second fixing hole 14, the third fixing hole 16, and bolts.

[0037] like Figure 1 As shown, the upper end of the cutter shaft 4 is provided with a protective cover 17. The protective cover 17 is a U-shaped structure with a sealing plate 18 fixed on the top. The cutter shaft 4 is provided with a second bushing 19. The second bushing 19 is located at the lower end of the first bushing 8. The first bushing 8 and the second bushing 19 are connected by a flange.

[0038] The sealing plate 18 is fixedly connected to the second bushing 19.

[0039] like Figure 1 As shown, it also includes a shaping device, which is connected to the sealing plate 18 via a connecting horizontal plate 20. The shaping device is located on the side of the protective cover 17 away from the suspension part 6.

[0040] The shaping device has a push plate 21 and pressure plates 22 on both sides of the push plate 21. The push plate 21 is in the shape of an inverted isosceles trapezoid, and the pressure plate 22 is connected to an expansion plate 23 with an inclination angle greater than that of the pressure plate 22.

[0041] The first transmission box 2 comprises a cylindrical first box body arranged vertically, a horizontal shaft is arranged on the side wall of the first box body, the outer end of the horizontal shaft is in transmission connection with the output end of the tractor to drive the horizontal shaft to rotate, and the inner end of the horizontal shaft is provided with a first bevel gear. A vertical shaft is arranged in the first box body and is in rotary connection with the first box body through a bearing and a bearing seat, the top end of the vertical shaft extends into the second box body from the first end of the second box body, and the part of the vertical shaft located in the first box body is provided with a second bevel gear in meshing connection with the first bevel gear.

[0042] The second transmission box 3 comprises a key-shaped second box body arranged horizontally, the first end of the second box body is in rotary connection with the first box body (that is, the second end of the second box body can be sleeved with the first end to rotate), the top end of the cutter shaft 4 extends into the second box body from the second end of the second box body (the cutter shaft 4 is in rotary connection with the second box body or the first shaft sleeve 8), the first transmission wheel and the second transmission wheel are arranged in the second box body, the first transmission wheel is arranged on the vertical shaft, the second transmission wheel is arranged on the cutter shaft 4, and the first transmission wheel is in transmission connection with the second transmission wheel through a belt or a chain. When the two are connected through the belt, the transmission wheel is a belt pulley; when the two are connected through the chain, the transmission wheel is a sprocket.

[0043] Working principle: the relative position of the cutter shaft 4 and the tractor can be adjusted according to the ditching position by rotating the second transmission box 3 and the cutter shaft 4 and the protective cover 17 as a whole, such as making the cutter shaft 4 located on the left side, the middle and the right side of the supporting plate 7, which respectively correspond to the conditions that the ditching position is close to the left side, the middle and the right side of the tractor.

[0044] The position adjustment process of the cutter shaft 4 is as follows: the bolts are unscrewed, the fixed fixed plate 12 and the reinforcing plate 15 are respectively separated from the first fixed hole 13, the second fixed hole 14 and the second fixed hole 14, the third fixed hole 16, at this time, the second transmission box 3 and the cutter shaft 4 and the protective cover 17 as a whole can rotate around the first end of the second transmission box 3, when rotated to a specified position, the fixed plate 12 and the reinforcing plate 15 are fixed with the supporting plate 7 through the bolts respectively, which can ensure that the position of the second transmission box 3 and the cutter shaft 4 and the protective cover 17 as a whole is unchanged, and then ensure that the cutter shaft 4 does not displace relative to the tractor when ditching, and ensure the ditching effect.

[0045] In the adjustment process, the roller 11 is in sliding contact with the slide rail 10, which can reduce the friction between the two and ensure smooth adjustment, and the roller 11 and the slide rail 10 can provide support for the cutter shaft 4. Based on this, the sliding plate 9 can be directly connected to the bottom of the second box body in addition to being connected to the first shaft sleeve 8.

[0046] When ditching, the soil is transferred from the opening end of the protective cover 17 to the outside of the ditch; the shaping device is located on the rear side of the ditching direction, when ditching, the pressing plate 22 will press the soil on both sides of the ditch to prevent it from falling into the ditch, and at the same time, the soil expander 23 with a larger inclination angle can press with a larger angle to expand the diameter of the top of the ditch, further avoiding soil collapse.

[0047] The relative position of the ditching machine and the tractor can be adjusted according to actual position, and the ditching angle is adjusted, and meanwhile the shaping device is located at the rear side of the ditching direction, and when ditching, the pressing plate presses the soil on both sides of the ditch to avoid falling into the ditch.

[0048] The above only describes the preferred embodiments of the present application, and it should be understood that the present application is not limited to the forms disclosed herein, and should not be considered as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the concepts described herein by the above teachings or related technologies or knowledge. Any modification and change made by those skilled in the art without departing from the spirit and scope of the present application shall be within the protection scope of the claims of the present application.

Claims

1. A vertical trencher characterized by: The utility model relates to a kind of ditching machine, including: Connecting frame is connected with tractor, first transmission case is equipped on the connecting frame, and the first transmission case is used to cooperate tractor to carry out power transmission; Second transmission case, the first end of the second transmission case is rotatably connected with the first transmission case, and the power transmission of first transmission case is transmitted to second transmission case; Vertically arranged cutter shaft, the cutter shaft is equipped with ditching screw, the top end of the cutter shaft is drivingly connected with the second end of the second transmission case, and the outside of the cutter shaft is slidably connected with the connecting frame by connecting piece, and the connecting piece is fixed with the connecting frame by fixing part.

2. The vertical furrower of claim 1, wherein: The connecting frame includes a vertically arranged suspension part and a horizontally arranged support plate, the suspension part is connected with the tractor, the support plate is in the shape of a D, and the arc segment of the support plate is provided with a vertical slide rail.

3. The vertical furrow opener of claim 2, wherein: The connecting piece includes a first shaft sleeve that is sleeved on the outside of the cutter shaft, the top end of the first shaft sleeve is fixed with the second transmission case, the first shaft sleeve is connected with a sliding plate through a rib plate, and the sliding plate is slidably connected with the slide rail.

4. The vertical furrow opener of claim 3, wherein: The sliding plate is provided with a roller, and the roller is slidably connected with the slide rail.

5. The vertical furrow opener of claim 3, wherein: The fixing part includes a bolt and a fixing plate connected with the sliding plate by a connecting rod, both ends of the fixing plate are provided with first fixing holes respectively; The support plate is uniformly provided with a plurality of second fixing holes along the arc portion thereof, and two second fixing holes with a straight-line distance equal to the distance between the two first fixing holes are arranged in a coaxial and corresponding manner above and below the two first fixing holes respectively, and the fixing plate is connected with the support plate through the first fixing holes, the second fixing holes and the bolt.

6. The vertical furrow opener of claim 5, wherein: The sliding plate is further provided with a reinforcing plate, the reinforcing plate is located at the lower end of the support plate, the reinforcing plate is provided with a plurality of third fixing holes arranged in a coaxial and corresponding manner above and below the second fixing holes, and the reinforcing plate is connected with the support plate through the second fixing holes, the third fixing holes and the bolt.

7. The vertical furrow opener according to any one of claims 3-6, characterized in that: The top end of the cutter shaft is provided with a protective cover, the protective cover is in the shape of a U with a sealing plate fixed at the top, the cutter shaft is provided with a second shaft sleeve, the second shaft sleeve is located at the lower end of the first shaft sleeve, and the first shaft sleeve and the second shaft sleeve are connected through a flange. The sealing plate is fixedly connected with the second shaft sleeve.

8. The vertical furrow opener of claim 7, wherein: Further comprising a shaping device, the shaping device is connected with the sealing plate through a connecting cross plate, and the shaping device is arranged on the side of the protective cover away from the suspension part.

9. The vertical furrow opener of claim 8, wherein: The shaping device includes a push plate and pressure plates arranged on both sides of the push plate, the push plate is in the shape of an inverted isosceles trapezoid, and the pressure plates are connected with a soil-expanding plate having an inclination angle greater than that of the pressure plates.

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