CN216673755U - Agricultural implement linkage and agricultural implement - Google Patents

Abstract

The utility model relates to the field of agricultural machinery, in particular to a suspension device and an agricultural implement, wherein the suspension device comprises a base; the upper cross rod is positioned above the base; the upper hanging joint is arranged on the upper cross rod; the first lower hanging joint and the second lower hanging joint are arranged on the base; one end of each first connecting rod is connected with the upper cross rod, the other end of each first connecting rod is connected with the base, a plurality of first connecting rods are distributed along the length direction of the upper cross rod, and each two adjacent first connecting rods are arranged in a splayed shape; the two second connecting rods are in a group and arranged in a splayed mode, one end, with a small distance, of the two second connecting rods in the group of the second connecting rods is connected with the base, one end, with a large distance, of the two second connecting rods is connected with the two first connecting rods located on the outermost side in the length direction of the upper cross rod one by one, and the second connecting rods and the first connecting rods are not on the same plane. The utility model can improve the integral rigidity of the suspension structure. The agricultural implement uses the suspension device, thereby having corresponding beneficial effects.

Description

An agricultural implement suspension device and agricultural implement

technical field

The utility model relates to the field of agricultural machinery, in particular to a suspension device suitable for rotary tiller, cultivator, subsoiler, beater and other suspended agricultural machinery and agricultural machinery using the suspension device.

Background technique

At present, most of the suspended agricultural machinery adopts the inverted V-shaped suspension structure. When the side of the machine is suspended in the air when the soil firmness is inconsistent, due to the cantilever long beam structure at both ends, the overall rigidity of the driving rake is insufficient. This leads to unstable tillage depth; more seriously, if the rigidity of the suspension structure is insufficient, it may cause the matching deflection of the meshing position of the high-speed gear in the machine, resulting in damage to the teeth and reducing the service life. Therefore, on the premise of not increasing the quality of the suspension structure, Improving its stiffness is an urgent problem to be solved at present.

SUMMARY OF THE INVENTION

The purpose of the utility model is to provide a suspension device for agricultural machinery to improve the overall rigidity of the suspension structure.

Based on this, the present utility model provides an agricultural implement suspension device, comprising:

base;

The upper cross bar is located above the base;

The upper hanging joint is arranged on the upper cross bar;

The first lower hanging joint and the second lower hanging joint are arranged on the base;

One end of the first connecting rod is connected to the upper cross bar, and the other end is connected to the base, the first connecting rod is distributed along the length direction of the upper cross bar, and the first connecting rod is a group of two according to the distribution sequence;

The second connecting rod, two of which are in a group, a group of second connecting rods are connected with a group of first connecting rods on the outer side along the length direction of the upper crossbar, and one end of the two second connecting rods in a group of second connecting rods Connect the base, and the other ends are connected to the two first connecting rods one by one.

Further, the two adjacent first connecting rods are arranged in a figure-eight shape.

Further, the two second connecting rods in a group are arranged in a figure-eight shape; one end of the second connecting rod with a small distance between the two second connecting rods is connected to the base, and the end with a large spacing between the two second connecting rods is connected with the two first connecting rods. A connecting rod is connected one by one.

Further, the plane on which the second connecting rod is located and the plane on which the first connecting rod is located are in a figure-eight support shape.

Further, the base includes a base plate and an installation bracket, two installation brackets are provided and installed on the base plate, the first lower hanging joint is arranged on one of the installation brackets, and the second lower hanging joint is arranged on the other installation bracket to The connection lines between the upper hanging joint, the first lower hanging joint and the second lower hanging joint form a triangle.

Further, the first connecting rods are provided with 6 and symmetrically arranged, and among the 3 first connecting rods on a symmetrical side, the lower ends of the two inner first connecting rods are respectively provided with rod connectors;

The two mounting brackets are also symmetrically arranged, the mounting bracket is provided with a limit installation slot, and the rod connector extends into the limit installation slot of the installation bracket on the corresponding symmetrical side and is connected with the installation bracket through a pin.

Further, the bottom of the mounting bracket is provided with a front leg and a rear leg, the front leg is provided with a U-shaped limit pad, the U-shaped limit pad is detachably connected to the base plate, and the rear leg is provided with a first L-shaped limit pad, The first L-shaped limiting pad is detachably connected to the base plate.

Further, the base further includes an adjustment member, two adjustment members are provided and are respectively located at both ends of the base plate, and a plurality of adjustment installation holes arranged in an array are distributed on the adjustment member.

Further, it also includes a second L-shaped limit pad, one end of a group of second connecting rods with a small distance between the two second connecting rods is jointly arranged on the second L-shaped limit pad, and the second L-shaped limit pad is detachable. installed on the base plate.

Further, the upper cross bar includes a middle section, a left connecting section and a right connecting section, the upper hanging joint is located in the middle section, and the left connecting section and the right connecting section extend from the middle section to the direction away from the upper hanging joint in an opening shape, and the openings gradually increase. big.

Further, the cross-sectional sizes of the upper cross bar, the first connecting rod, and the second connecting rod decrease sequentially.

Further, the upper cross bar, the first connecting rod and the second connecting rod are all hollow tubes; the upper cross bar is a square tube, and the first connecting rod and the second connecting rod are round tubes.

The agricultural machinery suspension device is applied to suspended agricultural machinery such as rotary tillers, cultivators, subsoilers, beaters, etc. The three-dimensional truss structure is formed through the connecting rod structure, which can effectively improve the overall rigidity of the suspension structure and ensure the working stability. stability.

This embodiment also provides an agricultural machine tool, including an agricultural machine tool body, and the agricultural machine tool body is provided with the above-mentioned agricultural machine tool suspension device. It uses the agricultural implement suspension device, so it has the corresponding beneficial effects.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 is a schematic three-dimensional structure diagram of an agricultural implement suspension device provided by an embodiment of the present invention.

FIG. 2 is an enlarged view of part A of FIG. 1 .

FIG. 3 is a plan view of FIG. 1 .

FIG. 4 is a left side view of FIG. 1 .

FIG. 5 is a schematic three-dimensional structure diagram of FIG. 1 after the base is hidden.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIGS. 1 to 5 , an embodiment of the present invention provides an agricultural implement suspension device, including: a base 1 , an upper cross bar 2 , an upper hanging joint 3 , a first lower hanging joint 4 , and a second lower hanging joint 5 , the first connecting rod 6 , the second connecting rod 7 .

The upper cross bar 2 is located above the base 1; the upper hanging joint 3 is arranged on the upper cross bar 2; the first lower hanging joint 4 and the second lower hanging joint 5 are arranged on the base 1; one end of the first connecting rod 6 is connected to the upper cross bar 2. The cross bar 2, the other end is connected to the base 1, the first connecting rod 6 is distributed along the length direction of the upper cross bar 2, and the two first connecting rods 6 are a group according to the order of distribution; the two second connecting rods 7 are One group, a group of second connecting rods 7 are connected with a group of first connecting rods 6 along the outer side of the length direction of the upper cross bar 2, and two second connecting rods 7 in a group of second connecting rods 7 are connected to the base 1 at one end, The other ends are connected to the two first connecting rods 6 one by one.

Among them, the agricultural implement suspension device is applied to suspended agricultural implements such as rotary tillers, cultivators, subsoilers, and beaters. 5 is installed at the corresponding position of the agricultural machinery, and the base 1 is connected to the driving rake, so that the driving rake is suspended on the agricultural machinery. The agricultural implement suspension device forms a three-dimensional truss structure through the connecting rod structure, which can effectively improve the overall rigidity of the suspension structure and ensure the stability during operation.

As one of the specific implementations, but not a limitation, two adjacent first connecting rods 6 are arranged in a figure-eight shape. Further, the two second connecting rods 7 in a group are arranged in a figure-eight shape; one end of the two second connecting rods 7 in a group of second connecting rods 7 with a small distance is connected to the base 1, and the two second connecting rods 7 have a large spacing. One end is connected with the two first connecting rods 6 one by one. The plane where the second link 7 is located and the plane where the first link 6 is located are in a figure-eight support shape. By forming a figure-eight support structure between the connecting rods, the rigidity of the entire three-dimensional truss structure can be further strengthened.

As one of the specific embodiments but not limitation, the adjacent two first connecting rods 6 may also be arranged in the shape of "in", "people", or "X".

The two second links 7 in a group can also be arranged in the shape of "in", "people", or "X".

Specifically, the base 1 includes a base plate 11 and an installation bracket 12. Two installation brackets 12 are provided and installed on the base plate 11. The first lower hanging joint 4 is arranged on one of the installation brackets 12, and the second lower hanging joint 5 is arranged On another mounting bracket 12 , the connection lines between the upper hanging joint 3 , the first lower hanging joint 4 and the second lower hanging joint 5 form a triangle. Connecting to agricultural machinery through a triangular structure can make the work more stable. In addition, in order to facilitate installation, the base plate 11 is provided with a plurality of mounting holes 111 along its longitudinal direction.

Among them, the base plate 11 can be used as the upper cover of the gear box, and the overall rigidity is higher, which can effectively ensure the high-speed meshing stability of the gears in the agricultural machinery.

As one of the specific embodiments, but not limited to, there are six first connecting rods 6 and they are symmetrically arranged. Among the three first connecting rods 6 on a symmetrical side, the lower ends of the two inner first connecting rods 6 are respectively provided with There is a rod connector 61; the two mounting brackets 12 are also symmetrically arranged, the mounting bracket 12 is provided with a limit installation slot 121, and the rod connector 61 extends into the limit installation slot 121 of the installation bracket 12 on the corresponding symmetrical side and is connected with the installation bracket. 12 are connected by pins. Pin connections are easy to disassemble and maintain for easy maintenance.

Correspondingly, the bottom of the mounting bracket 12 is provided with a front leg 122 and a rear leg 123 , the front leg 122 is provided with a U-shaped limit pad 81 , the U-shaped limit pad 81 is detachably connected to the base plate 11 , and the rear leg 123 is provided with a U-shaped limit pad 81 . The first L-shaped limiting pad 113 is detachably connected to the substrate 11 . Among them, the U-shaped limit pad 81 and the base plate 11 and the first L-shaped limit pad 113 and the base plate 11 can be detachably connected by bolts and nuts, and between the front leg 122 and the U-shaped limit pad 81, the rear Welding connection can be adopted between the support feet 123 and the first L-shaped limiting pad 113 .

In this embodiment, the base 1 further includes an adjustment member 9 , two adjustment members 9 are provided at both ends of the base plate 11 respectively, and a plurality of adjustment mounting holes 91 arranged in an array are distributed on the adjustment member 9 . The drive rake is optionally fitted with suitable adjustment mounting holes 91 .

The agricultural implement suspension device further includes a second L-shaped limit pad 113a. One end of a group of second links 7 with a small distance between the two second links 7 is jointly disposed on the second L-shaped limit pad 113a. The second L-shaped limit pad 113a The type limiting pad 113 a is detachably mounted on the base plate 11 . Wherein, optionally, welding is performed between the second connecting rod 7 and the second L-shaped limiting pad 113a, and the second L-shaped limiting pad 113a and the base plate 11 are detachably connected by bolts and nuts.

Further, the upper cross bar 2 includes a middle section 21, a left connecting section 22 and a right connecting section 23, the upper hanging joint 3 is located in the middle section 21, and the left connecting section 22 and the right connecting section 23 move away from the upper hanging joint 3 from the middle section 21. The direction of the opening extends in an opening shape and the opening gradually increases. The upper cross bar 2 bears more uniform force than the straight bar-like structure.

In the agricultural implement suspension device, in order to make the distribution of mass and stiffness more reasonable, the cross-sectional sizes of the upper cross bar 2 , the first connecting rod 6 and the second connecting rod 7 are successively decreased. And the upper cross bar 2, the first connecting rod 6 and the second connecting rod 7 are hollow tubes with lighter mass; the upper cross bar 2 is a square tube, and the first connecting rod 6 and the second connecting rod 7 are round tubes. Wherein, as one of the specific embodiments but not limitation, the first connecting rod 6 is a round tube with a diameter of 60 mm, and the second connecting rod 7 is a round tube with a diameter of 40 mm.

This embodiment also provides an agricultural machine tool, including an agricultural machine tool body, and the agricultural machine tool body is provided with the above-mentioned agricultural machine tool suspension device. It uses the agricultural implement suspension device, so it has the corresponding beneficial effects.

It should be understood that the terms "first", "second", etc. are used to describe various information in the present invention, but these information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information without departing from the scope of the present invention. In addition, the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the drawings The orientation or positional relationship shown is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a Utility Model Restrictions.

The above are the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can be made. These improvements and modifications It is also regarded as the protection scope of the present invention.

Claims (13)

1. An agricultural implement suspension device, comprising:

a base (1);

the upper cross rod (2) is positioned above the base (1);

the upper hanging joint (3) is arranged on the upper cross rod (2);

the first lower hanging joint (4) and the second lower hanging joint (5) are arranged on the base (1);

one end of the first connecting rod (6) is connected with the upper cross rod (2), the other end of the first connecting rod is connected with the base (1), a plurality of first connecting rods (6) are distributed along the length direction of the upper cross rod (2), and two first connecting rods (6) form a group according to the distribution sequence;

second connecting rod (7), its two are a set of, a set of second connecting rod (7) with follow a set of first connecting rod (6) in the entablature (2) length direction outside are connected, and a set of two second connecting rod (7) one end in second connecting rod (7) are connected base (1), and the other end is connected on two first connecting rod (6) one by one.

2. Agricultural implement suspension arrangement according to claim 1, characterized in that two adjacent first connecting rods (6) are arranged in a splayed configuration.

3. Agricultural implement suspension arrangement according to claim 1, characterized in that two of the second connecting rods (7) of a set are arranged in a splayed configuration; one end of one group of the second connecting rods (7) with small distance between the two second connecting rods (7) is connected with the base (1), and one end of the group of the second connecting rods (7) with large distance between the two second connecting rods is connected with the two first connecting rods (6) one by one.

4. Agricultural implement suspension arrangement according to claim 1, characterized in that the plane of the second link (7) and the plane of the first link (6) are splayed.

5. Agricultural implement linkage according to claim 3, characterized in that the base (1) comprises a base plate (11) and mounting brackets (12), two mounting brackets (12) are provided and are mounted on the base plate (11), the first lower hitching head (4) is provided on one of the mounting brackets (12), and the second lower hitching head (5) is provided on the other mounting bracket (12), so that the connecting lines between the upper hitching head (3), the first lower hitching head (4) and the second lower hitching head (5) form a triangle.

6. The agricultural implement suspension arrangement according to claim 5, characterized in that the first connecting rods (6) are provided with 6 and are symmetrically arranged, and in the 3 first connecting rods (6) on the symmetrical side, the lower ends of the two inner first connecting rods (6) are respectively provided with a rod connecting head (61);

two installing supports (12) also set up for the symmetry, be equipped with spacing mounting groove (121) on installing support (12), pole connector (61) stretch into in spacing mounting groove (121) of installing support (12) of corresponding symmetry side and with installing support (12) pass through the pin junction.

7. The agricultural implement suspension device of claim 5, wherein a front support leg (122) and a rear support leg (123) are arranged at the bottom of the mounting bracket (12), a U-shaped limiting pad (81) is arranged on the front support leg (122), the U-shaped limiting pad (81) is detachably connected with the base plate (11), a first L-shaped limiting pad (113) is arranged on the rear support leg (123), and the first L-shaped limiting pad (113) is detachably connected with the base plate (11).

8. The agricultural implement suspension device of claim 5, wherein the base (1) further comprises two adjusting members (9), the two adjusting members (9) are respectively located at two ends of the base plate (11), and a plurality of adjusting mounting holes (91) are distributed on the adjusting members (9) in an array.

9. The agricultural implement suspension device of claim 5, further comprising a second L-shaped limiting pad (113a), wherein the ends of the set of second connecting rods (7) with the small distance between the two second connecting rods (7) are jointly arranged on the second L-shaped limiting pad (113a), and the second L-shaped limiting pad (113a) is detachably arranged on the base plate (11).

10. Agricultural implement suspension arrangement according to claim 1, characterized in that the upper cross bar (2) comprises a middle section (21), a left connection section (22) and a right connection section (23), the upper hitching joint (3) being located at the middle section (21), the left connection section (22) and the right connection section (23) extending in an open manner from the middle section (21) in a direction away from the upper hitching joint (3) and having a gradually increasing opening.

11. Agricultural implement suspension arrangement according to claim 1, characterized in that the cross-sectional dimensions of the upper cross bar (2), the first connecting rod (6) and the second connecting rod (7) decrease in succession.

12. The implement suspension arrangement according to claim 1, characterized in that the upper cross bar (2), the first connecting rod (6) and the second connecting rod (7) are all hollow tubes; the upper cross rod (2) is a square tube, and the first connecting rod (6) and the second connecting rod (7) are round tubes.

13. An agricultural implement comprising an agricultural implement body, wherein the agricultural implement body is provided with an agricultural implement suspension device as defined in any one of claims 1 to 12.

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