CN206865996U - Offset chain claw orchard ditching device - Google Patents

Abstract

The utility model discloses an offset type chain claw orchard ditching device, which comprises a main frame connected with a power machine; a chain frame arranged on one side of the main frame; a chain is arranged on the chain frame; the A plurality of knives are arranged on the chain; the knives include a connecting portion, a stem extension portion and a root cutting portion, and the root cutting portion extends laterally, and when the cutter is vertically downward, the root cutting portion is in a horizontal state; The extension directions of the cutting roots of the two adjacent cutters are opposite. The utility model adopts the overall offset of the chain knife combination, realizes the chain knife offset structure, and adopts the chain transmission mode to drive the chain knife to carry out the ditching operation, which solves the problem of opening wide ditch fertilization operations near the root of the fruit tree in the orchard; and unique The advanced cutter design enables the cutting root to cut off the rhizome horizontally, and the cutting efficiency is higher; the cutting root extends in the opposite direction and cuts the rhizome in multiple directions; the hydraulic device provides the rotating power, so that the driving speed of the power machine and the operating speed can be controlled separately.

Description

An Offset Chain Claw Orchard Ditching Device

technical field

The utility model relates to the field of orchard ditching, in particular to an offset type chain claw orchard ditching device.

Background technique

The offset orchard fertilization and ditching machine is one of the important field operation machines in the production and management of bulk fruit planting. In order to improve the shortcomings of previous orchard ditching machines, such as large size, inflexible operation, limited ditch width and unsatisfactory root excision, an offset chain claw orchard ditching device was designed.

Most of the ditching devices are basically improved from farmland fertilizers or seeding and fertilizing machines, but special ditching and fertilizing machines for orchards are rare. At this stage, orchard ditching devices mostly use disc-type ditching knives, and the ditching width is limited. , some types of ditching are far away from the root system, and some types of ditching depth is not enough, these factors lead to low fertilizer utilization. At the same time, the row spacing of fruit trees in orchards is small and the height under the canopy is low. However, most of the existing ditching machines in our country are models matched with large and medium-sized tractors, which are large in size and not very convenient to operate.

So now be badly in need of according to the horticultural requirements of orchard ditching and fertilization, and a kind of offset type chain claw orchard ditching device based on small and medium-sized walking tractors that can solve the above problems.

Utility model content

The purpose of the utility model is to provide an offset type chain claw orchard ditching device to solve the problem that the existing offset type orchard ditching machine has insufficient ditching depth and poor root excision effect.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

The utility model is an offset chain claw orchard ditching device, comprising:

The main frame connected with the power machinery;

A chain frame arranged on one side of the main frame; a cyclically rotatable chain is arranged on the chain frame, and the rotation direction of the chain is along the traveling direction of the power machine; The cutter; the cutter includes a connection part, a stem extension part and a root cutting part, the connection part is used to connect with the chain, one end of the stem extension part is connected with the connection part, and the other end is connected with the root cutting part The root cutting part extends laterally, and when the cutter is vertically downward, the root cutting part is in a horizontal state; the extension direction of the root cutting parts in the two adjacent knives in the rotation direction of the chain is opposite;

The depth-stopping device arranged on the other side of the main frame, the depth-stopping device includes a depth-stopping rod connected with the main frame, the free end of the depth-stopping rod is provided with a roller frame that can adjust the vertical height, and the roller The rack is equipped with rollers;

An auger device arranged on the rear side of the main frame for turning the cutter out of the soil and pushing it to both sides;

It is arranged on the main frame and is used to provide the hydraulic device for the rotation power of the chain and the auger device.

Further, the main frame is also provided with a switching device; the switching device is arranged between the hydraulic device and the transmission shaft of the chain and the auger device, and is used to connect or cut off the hydraulic device and the transmission shaft of the auger device. Power transmission between the chain and the auger device.

Still further, the upper end of the main frame is provided with a sub-frame, the sub-frame is provided with a hydraulic rod, and the other end of the hydraulic rod is connected with the main frame; Mechanical articulation.

Still further, the connection part is provided with a plurality of stem extension parts and cut root parts, each of the stem extension parts corresponds to one cut root part, and the cut root parts on the same connection part extend in the same direction.

Still further, the knife is connected to the chain through a knife handle; one end of the knife handle is connected to the connecting part, and the other end is connected to the chain.

Still further, the knife handle is erected on both sides of the chain link of the chain, and passes through the knife handle and the chain link through the pin shaft.

Still further, a hydraulic rod is provided on the sub-frame, and the other end of the hydraulic rod is connected to the main frame.

Compared with the prior art, the beneficial technical effects of the utility model are as follows:

The utility model adopts the overall offset of the chain knife combination, realizes the chain knife offset structure, and adopts the chain transmission mode to drive the chain knife to carry out the ditching operation, which solves the problem of opening wide ditch fertilization operations near the root of the fruit tree in the orchard; and unique The advanced cutter design enables the cutting root to cut off the rhizome horizontally, and the cutting efficiency is higher; the cutting root extends in the opposite direction, cutting the rhizome in multiple directions without leaving any dead angle; the hydraulic device provides the rotating power, so that the driving speed of the power machine can be controlled separately from the working speed. It is guaranteed to be easy to operate.

Description of drawings

The utility model will be further described below in conjunction with the accompanying drawings.

Fig. 1 is a structural schematic diagram of the offset chain claw orchard ditching device of the present invention;

Fig. 2 is a schematic diagram of the connection structure of chain, knife handle and cutter in the utility model;

Fig. 3 is a schematic diagram of the structure of the handle of a knife and a cutter in the utility model;

Explanation of reference signs: 1, main frame; 2, chain frame; 3, chain; 4, cutter; 401, connecting part; 402, stem extension part; 403, cutting root part; 501, depth limit rod; 502, roller frame; 503, roller; 6, auger device; 7, hydraulic device; 8, closing and separating device; 9, connecting rod; 10, tool handle; 11, pin shaft;

detailed description

As shown in Figure 1-3, an offset type chain claw orchard ditching device is an offset type chain claw orchard ditching device, which includes a main frame 1, a chain frame 2, a depth limit device, an auger device 6 and a hydraulic device7. Main frame 1 is connected with power machinery, makes power machinery such as tractor etc., drags the utility model to move forward. Chain frame 2 is installed on one side of described main frame 1, and described chain frame 2 is equipped with the chain 3 that can rotate cyclically, and the chain frame in this specific embodiment is the frame body that is installed on the main frame, and on the frame body Rotatable sprocket wheels are installed front and back, and chains are wound on the sprockets, and the rotation direction of the chain 3 is along the advancing direction of the power machine. The chain 3 is fixed with a plurality of knives 4 that rotate together with it. Described cutter 4 comprises connection part 401, stem extension part 402 and root cutting part 403, and described connection part 401 is used for being connected with described chain 3, and one end of described stem extension part 402 is connected with described connection part 401, and the other end is connected with described connection part 401. The cut root part 403 is connected, more specifically the stem extension part 402 and the connection part 401 are connected by welding, and the stem extension part 402 and the cut root part 403 are integrally formed. The tool 4 is connected to the chain 3 through a handle 10 , one end of the handle 10 is connected to the connecting portion 401 , and the other end is connected to the chain 3 . The knife handle 10 is erected on both sides of the chain link of the chain 3, and is fixed through the knife handle 10 and the chain link through the pin shaft 11. The root-cutting portion 403 extends laterally, and when the cutter 4 is vertically downward, the root-cutting portion 403 is in a horizontal state, and the effect of horizontally cutting off the rhizome is better. In this specific embodiment, four stem extension parts and cut root parts are welded on each connecting part, and the cut root part 403 on the same connecting part 401 extends in the same direction, and the root system is cut off from multiple points at the same time, which improves the quality of root cutting and ditching . The cutting root 403 extends in the opposite direction in the two adjacent cutters 4 in the rotation direction of the chain 3 , and cuts off the rhizome in multiple directions without leaving any dead ends.

The depth-stopping device is installed on the other side of the main frame 1, and the depth-stopping device includes a depth-stopping rod 501 connected with the main frame, and one end of the depth-stopping rod 501 is welded on the main frame, and the free end of the depth-stopping rod 501 The roller frame 502 with adjustable vertical height is installed on the end, and the roller frame 502 is equipped with a roller 503. By adjusting the height of the roller frame, the depth of the cutting tool burrowing into the soil is adjusted.

The auger device 6 is installed on the rear side of the main frame 1, and is used to push the cutter 4 out of the soil to both sides, so as to prevent the excavated soil from falling into the ditch again. In this specific implementation, the specific implementation manner of the auger device 6 is that a rotating shaft is erected on the main frame, and an auger is installed on the rotating shaft, and the auger is driven by the rotating shaft to rotate.

The hydraulic device 7 is installed on the main frame 1, and the rotating shaft of the chain and the rotating shaft of the auger device are connected by the hydraulic device to provide the rotational power of the chain 3 and the auger device 6. The working speed of tractor ditching can reach 0.8-1.5km/h, and the driving speed of the tractor should be controlled separately from the working speed to ensure its convenient operation.

During specific implementation, a switching device 8 may also be installed on the main frame 1 . The closing and separating device 8 is installed between the hydraulic device 7 and the transmission shaft of the chain 3 and the auger device 6, and is used to connect or cut off the hydraulic device 7 and the chain 3 and the auger device 6. The power transmission between them is the same as the conventional clutch device, which acts as a clutch.

In addition to the above-mentioned technical features, in the implementation process, in order to allow the part of the trencher to be adjusted freely, a sub-frame 12 is installed on the upper end of the main frame 1, and a hydraulic rod 13 is installed on the sub-frame 12. The hydraulic rod can be The telescopic is automatically controlled, and the other end of the hydraulic rod 13 is connected with the main frame 1, so that the hydraulic rod can adjust the height of the main frame. The sub-frame 12 is movably connected with the power machine through the connecting rod 9, so that the power machine drives the utility model to move forward. During tractor road transportation, the tractor travels at a normal speed, and the trencher part can be adjusted freely to raise it to a safe transportation height.

In this specific embodiment, the maximum adjustable depth of ditching is 500mm, and hydraulic drive is adopted to ensure its convenient operation. The ditching width is about 300mm, and the rear suspension is biased to ensure the steering stability of the tractor during ditching operation.

The above-mentioned embodiment is only to describe the preferred mode of the present utility model, not to limit the scope of the present utility model. The various deformations and improvements mentioned above should all fall within the scope of protection determined by the claims of the present utility model.

Claims (6)

1. An offset type chain claw orchard ditching device, characterized in that: comprising, The main frame (1) connected with the power machinery; A chain frame (2) arranged on one side of the main frame (1); the chain frame (2) is provided with a chain (3) which can rotate cyclically, and the rotation direction of the chain (3) is along the direction of travel; the chain (3) is provided with a plurality of knives (4) that rotate with it; the knives (4) include a connecting portion (401), a stem extension portion (402) and a root cutting portion (403), The connecting part (401) is used to connect with the chain (3), one end of the stem extension part (402) is connected with the connecting part (401), and the other end is connected with the cut root part (403); The root cutting part (403) extends laterally, and when the cutter (4) is vertically downward, the root cutting part (403) is in a horizontal state; the root cutting part of the two adjacent cutters (4) in the rotation direction of the chain (3) (403) The direction of extension is opposite; The depth stop device arranged on the other side of the main frame (1), the depth stop device includes a depth stop rod (501) connected to the main frame, and the free end of the depth stop rod (501) is provided with an adjustable A roller frame (502) of vertical height, and a roller (503) is mounted on the roller frame (502); An auger device (6) arranged on the rear side of the main frame (1) for turning the cutter (4) out of the soil and pushing it to both sides; The hydraulic device (7) provided on the main frame (1) is used to provide the rotational power of the chain (3) and the auger device (6). 2. The offset type chain claw orchard ditching device according to claim 1, characterized in that: the main frame (1) is also provided with a closing device (8); the closing device (8) is set Between the hydraulic device (7) and the chain (3) and the transmission shaft of the auger device (6), it is used to connect or cut off the hydraulic device (7) and the chain (3) and auger Power transmission between devices (6). 3. The offset type chain claw orchard ditching device according to claim 1, characterized in that: the upper end of the main frame (1) is provided with a sub-frame (12), and the sub-frame (12) is provided with There is a hydraulic rod (13), and the other end of the hydraulic rod (13) is connected to the main frame (1); the sub-frame (12) is movably connected to the power machine through a connecting rod (9). 4. The offset type chain claw orchard ditching device according to any one of claims 1-3, characterized in that: the connecting part (401) is provided with a plurality of stem extension parts (402) and root cutting parts ( 403), each stem extension portion (402) corresponds to one cut root portion (403), and the cut root portions (403) on the same connection portion (401) extend in the same direction. 5. The offset type chain claw orchard ditching device according to claim 4, characterized in that: the cutter (4) is connected to the chain (3) through a handle (10); the handle ( 10) One end is connected with the connecting part (401), and the other end is connected with the chain (3). 6. The offset type chain claw orchard ditching device according to claim 5, characterized in that: the knife handle (10) is erected on both sides of the chain link of the chain (3), through the pin shaft (11) Pass through the handle (10) and the chain link.