CN221058679U - Driving harrow - Google Patents

Abstract

The application discloses a driving harrow, which belongs to the technical field of agricultural machinery and comprises the following components: drive harrow body, fender board, the side of drive harrow body is equipped with two couples, is equipped with the mounting hole on the fender board, and the fender board hangs on the couple through the mounting hole and fixes a position, is equipped with buffer between the side of fender board and drive harrow body, and buffer includes: stopper, fixing bolt, spring and nut, one side that the retaining plate is close to the drive harrow body is equipped with the stopper, and fixing bolt's screw rod passes retaining plate, stopper and drive harrow body's side in proper order, and fixing bolt's screw thread end is connected with the nut, and the one end and the spring fixed connection of nut, the one end and the side contact of drive harrow body of nut are kept away from to the spring. According to the application, the hooks are arranged on the side surfaces of the driving harrow, and the buffer device is arranged between the soil retaining plate and the driving harrow, so that welding or alignment of the mounting bolts is not required in the process of mounting the soil retaining plate.

Description

Driving harrow

Technical Field

The application relates to the technical field of agricultural machinery, in particular to a driving harrow.

Background

The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.

The driving harrow is equipment for cultivating the land and preparing the seed bed by utilizing the power transmitted by the tractor, can realize deep soil breaking, breaks the bottom layer of the plough without damaging the soil layer structure, has even soil breaking and good effect, avoids the occurrence of large soil blocks, is mainly used for the operations of stubble cleaning before farmland cultivation, straw chopping and returning to the field, ground surface hardening breaking, soil breaking and soil breaking after cultivation, leveling and soil moisture conservation and the like, can replace the plough to operate in the dry land area, and has better effects of cultivating barren land and soil tillage and soil binding.

Patent publication No.: CN113348789a discloses a power-driven harrow, sets up the device of pressing flat soil behind the drive harrow, levels the secondary behind will plowing, and work efficiency is high, and the soil retaining plate of drive harrow both sides is used for the range of plowing of smooth driving harrow generally, and the soil retaining plate blocks the rubble that the rake teeth was beaten off at the process of plowing simultaneously, but owing to soil retaining plate and drive harrow fixed connection, can be impaired when colliding with the rubble, inconvenient change, consequently, need design a drive harrow of conveniently changing the soil retaining plate.

Disclosure of utility model

The application aims to solve the problems and provides a driving harrow.

The application aims to provide a driving harrow, by arranging hooks on the side surface of the driving harrow and arranging a buffer device between a soil retaining plate and the driving harrow, the mounting process of the soil retaining plate is more convenient compared with the prior art of fixed connection, the alignment of welding or mounting bolts is not needed, the positioning of the soil retaining plate can be carried out by only hanging mounting holes on the hooks, and then the mounting bolts of the buffer device can be mounted.

In order to achieve the above purpose, the present application adopts the following technical scheme:

A drive rake, comprising: drive harrow body, fender board, the side of drive harrow body is equipped with two couples, be equipped with the mounting hole on the fender board, the fender board hangs on the couple through the mounting hole and fixes a position, be equipped with buffer between the side of fender board and drive harrow body, buffer includes: stopper, fixing bolt, spring and nut, the one side that the retaining plate is close to the drive harrow body is equipped with the stopper, fixing bolt's screw rod passes the side of retaining plate, stopper and drive harrow body in proper order, fixing bolt's screw thread end is connected with the nut, the one end and the spring fixed connection of nut, the one end and the side contact of drive harrow body that the nut was kept away from to the spring.

Further, the width of stopper is less than the distance between the soil retaining plate and the drive harrow body, just so can restrict the soil retaining plate and hang when receiving the striking of stone on the couple, avoid the soil retaining plate to swing the range too big.

Further, the spring is divided into a first spring and a second spring, one ends of the first spring and the second spring are respectively provided with a gasket, one end of the first spring, which is far away from the gaskets, is fixedly connected with the nut, and the second spring is positioned between the gaskets and the side face of the driving rake body.

Further, the retaining plate is divided into a connecting plate and a baffle, the baffle is connected with the connecting plate through bolts, a reinforcing rib plate is arranged on the baffle, the supporting strength of the baffle is improved through the reinforcing rib plate, the width of the baffle is larger than that of the connecting plate, and a mounting hole is formed in the connecting plate.

Further, the driving rake body includes: the traction frame comprises a cross beam, traction frames and rake teeth, wherein the rake teeth are arranged on one face, close to the ground, of the cross beam, the face, away from the rake teeth, of the cross beam is fixedly connected with the traction frames in a mutually perpendicular mode, the traction frames are located at the middle positions of the cross beam, the traction frames are connected with tractor heads, fixing seats are further arranged at two ends of the traction frames, the fixing seats are mutually perpendicular to the cross beam, fixing rods are arranged between the fixing seats and the traction frames, four fixing rods are arranged in pairs, each fixing rod is connected between the fixing seats and the traction frames in a splayed mode, and therefore stable triangular structures are formed between the traction frames and the fixing seats through the connection of the fixing rods, stability between the cross beam and the traction frames is improved, and service life is prolonged.

Furthermore, a speed reducer is arranged above the cross beam and is connected with a power output shaft of the tractor head through the speed reducer to provide power for driving the harrow body.

Compared with the prior art, the application has the beneficial effects that:

1. According to the application, through the arrangement of the hooks and the buffer device, compared with the prior art of fixed connection, the retaining plate is more convenient, welding or alignment of the mounting bolts is not needed, the retaining plate can be positioned only by hanging the mounting holes on the hooks, and the fixing bolts of the buffer device are installed, so that the retaining plate is simple and convenient to disassemble.

2. The spring in the buffer device can convert the force received by two sides of the soil retaining plate into the elastic force of the spring, so that the buffer effect is achieved, and the service life of the soil retaining plate is prolonged.

Drawings

FIG. 1 is a perspective view of the present application;

FIG. 2 is a front view of the present application;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

Wherein: 1. the driving harrow body, 2, the retaining plate, 3, the crossbeam, 4, the traction frame, 5, the dead lever, 6, the fixing base, 7, the harrow tooth, 8, the connecting plate, 9, the baffle, 10, fixing bolt, 11, the reduction gear, 12, the reinforcing rib plate, 13, the stopper, 14, the spring, 15, the nut, 16, the gasket, 17, the couple, 18, the mounting hole.

The specific embodiment is as follows:

The application will be further described with reference to the drawings and examples.

Example 1

A drive rake, as shown in fig. 1-3, comprising: the drive harrow body 1, the fender board 2, the side of drive harrow body 1 is equipped with two couples 17, be equipped with mounting hole 18 on the fender board 2, the fender board 2 hangs on couple 17 through mounting hole 18 and fixes a position, be equipped with buffer between the side of fender board 2 and drive harrow body 1, buffer includes: stopper 13, fixing bolt 10, spring 14 and nut 15, the one side that retaining plate 2 is close to drive harrow body 1 is equipped with stopper 13, the screw rod of fixing bolt 10 passes retaining plate 2, stopper 13 and the side of drive harrow body 1 in proper order, the screw thread end and the nut 15 of fixing bolt 10 are connected, the one end and the spring 14 fixed connection of nut 15, the one end that the nut 15 was kept away from to spring 14 contacts with the side of drive harrow body 1, through the restriction of fixing bolt 10 and stopper 13 like this, can prevent that retaining plate 2 from droing from drive harrow body 1 when receiving the impact, and when retaining plate 2 received the impact force, retaining plate 2 drove fixing bolt 10 and sways about, and the scope of swaing of retaining plate 2 is restricted to stopper 13, and the spring 14 that is connected with nut 15 can rebound the swing of fixing bolt 10 to the home position, just so can be with the fixed connection between retaining plate 2 and the drive harrow body 1 change into the elastic connection that supports through spring 14, through the compression and the resilience of spring 14, improve retaining plate 2 and drive harrow body 1 between the connection intensity from droing from drive harrow body 1.

The retaining plate 2 is positioned on the side face of the driving rake body 1 through the hooks 17, the retaining plate 2 is fixed through the buffer device, the force received by two sides of the retaining plate 2 can be converted into the elastic force of the spring 14 through the spring 14 in the buffer device, the buffering effect is achieved, and the service life of the retaining plate 2 is prolonged.

As shown in fig. 3, the width of the limiting block 13 is smaller than the distance between the retaining plate 2 and the driving rake body 1, so that the retaining plate 2 can be prevented from swinging too much when the retaining plate 2 is impacted by stones when being hung on the hanging hooks 17.

As shown in fig. 3, the springs 14 are divided into a first spring and a second spring, one ends of the first spring and the second spring are respectively provided with a gasket 16, one end of the first spring away from the gasket 16 is fixedly connected with the nut, and the second spring is located between the gasket 16 and the side surface of the driving rake body 1.

As shown in fig. 1, the retaining plate 2 is divided into a connecting plate 8 and a baffle plate 9, the baffle plate 9 is linked with the connecting plate 8 through bolts, a reinforcing rib plate 12 is arranged on the baffle plate 9, the supporting strength of the baffle plate 9 is improved through the reinforcing rib plate 12, the width of the baffle plate 9 is larger than that of the connecting plate 8, and a mounting hole 18 is arranged on the connecting plate 8.

As shown in fig. 1-2, the driving rake body 1 includes: the novel tractor comprises a cross beam 3, a traction frame 4 and rake teeth 7, wherein the rake teeth 7 are arranged on one surface of the cross beam 3, which is close to the ground, of the cross beam 3, one surface of the cross beam 3, which is far away from the rake teeth 7, is fixedly connected with the traction frame 4, the traction frame 4 is positioned at the middle position of the cross beam 3, the traction frame 4 is connected with a tractor head, fixing seats 6 are further arranged at two ends of the traction frame 4, the fixing seats 6 are mutually perpendicular to the cross beam 3, fixing rods 5 are arranged between the fixing seats 6 and the traction frame 4, the fixing rods 5 are four, the four fixing rods 5 are arranged in pairs, each fixing rod 5 is connected between the fixing seats 6 and the traction frame 4 in a splayed mode, and therefore a stable triangle structure is formed between the traction frame 4 and the fixing seats 6, stability between the cross beam 3 and the traction frame 4 is improved, and service life is prolonged.

A speed reducer 11 is further arranged above the cross beam 3, and is connected with a power output shaft of a tractor head through the speed reducer 11 to provide power for driving the rake body 1.

In the technical scheme of the application, in the process of disassembly, the nut 15 of the fixing bolt 10 is removed, the nut 15 is taken down with the spring 14, then the fixing bolt 10 is removed, the retaining plate 2 is removed from the hook 17, and the disassembly can be completed, in the process of assembly, the mounting hole 18 is hung on the hook 17, so that the fixing bolt 10 can be positioned, the fixing bolt 10 is assembled, the spring 14 and the nut 15 are arranged, the position of the bolt is not required to be found, and the elastic connection strength of the retaining plate 2 is adjusted by the compression length of the spring 14 on the bolt, so that the assembly can be realized, and the replacement is convenient.

While the foregoing description of the embodiments of the present application has been presented in conjunction with the drawings, it should be understood that the application is not limited to the particular embodiments of the application, and that various modifications and changes may be made by those skilled in the art without undue burden on the person of the present application.

Claims (6)

1. A drive rake, comprising: drive harrow body, fender board, the side of drive harrow body is equipped with two couples, be equipped with the mounting hole on the fender board, the fender board hangs on the couple through the mounting hole and fixes a position, be equipped with buffer between the side of fender board and drive harrow body, buffer includes: stopper, fixing bolt, spring and nut, the one side that the retaining plate is close to the drive harrow body is equipped with the stopper, fixing bolt's screw rod passes the side of retaining plate, stopper and drive harrow body in proper order, fixing bolt's screw thread end is connected with the nut, the one end and the spring fixed connection of nut, the one end and the side contact of drive harrow body that the nut was kept away from to the spring.

2. The driving rake as set forth in claim 1 wherein the width of the stop block is less than the distance between the retaining plate and the driving rake body, thereby limiting the striking of the retaining plate from the stone when the retaining plate is hung on the hanger and avoiding the retaining plate from swinging too much.

3. The driving rake as set forth in claim 1 wherein the springs are divided into a first spring and a second spring, one ends of the first spring and the second spring are respectively provided with a washer, one end of the first spring away from the washer is fixedly connected with the nut, and the second spring is located between the washer and the side face of the driving rake body.

4. The driving rake as set forth in claim 1, wherein the retaining plate is divided into a connection plate and a baffle plate, the baffle plate is connected with the connection plate by bolts, a reinforcement rib plate is provided on the baffle plate, the support strength of the baffle plate is improved by the reinforcement rib plate, the width of the baffle plate is larger than the width of the connection plate, and the connection plate is provided with mounting holes.

5. The drive rake of claim 1, wherein said drive rake body comprises: the traction frame comprises a cross beam, traction frames and rake teeth, wherein the rake teeth are arranged on one face, close to the ground, of the cross beam, the face, away from the rake teeth, of the cross beam is fixedly connected with the traction frames in a mutually perpendicular mode, the traction frames are located at the middle positions of the cross beam, the traction frames are connected with tractor heads, fixing seats are further arranged at two ends of the traction frames, the fixing seats are mutually perpendicular to the cross beam, fixing rods are arranged between the fixing seats and the traction frames, four fixing rods are arranged in pairs, each fixing rod is connected between the fixing seats and the traction frames in a splayed mode, and therefore stable triangular structures are formed between the traction frames and the fixing seats through the connection of the fixing rods, stability between the cross beam and the traction frames is improved, and service life is prolonged.

6. The driving rake as set forth in claim 5, wherein a decelerator is further provided above the beam, and is connected to a power output shaft of the tractor head through the decelerator to power the driving rake body.