CN210130069U

CN210130069U - Hydraulic turnover plow

Info

Publication number: CN210130069U
Application number: CN201920479148.6U
Authority: CN
Inventors: 李孟洪; 张坚敏; 黎波; 吴英满; 杨明东
Original assignee: Agricultural Machinery Co Ltd Guangxi Double High
Current assignee: Agricultural Machinery Co Ltd Guangxi Double High
Priority date: 2019-04-10
Filing date: 2019-04-10
Publication date: 2020-03-10
Anticipated expiration: 2029-04-10

Abstract

The utility model discloses a hydraulic pressure turnover plow, including roll-over stand, hydraulic means and plough body, hydraulic means includes quick-operation joint, check valve, accumulator and single-action pneumatic cylinder, the roll-over stand includes plough frame, plough seat and plough arm, the plough seat includes fixing base and roll-over seat, the fixing base is fixed to be located on the plough frame, the single-action pneumatic cylinder transversely set up in the fixing base with between the roll-over seat, single-action pneumatic cylinder front end articulate in fixing base and rear end articulate in the roll-over seat, the fixing base with between the roll-over seat in the upper and lower both sides of single-action pneumatic cylinder are equipped with respectively and are fixed in the fixing base or last trip shaft of roll-over seat, install one respectively in the upper and lower both sides of roll-over seat the plough arm, install on the plough arm the plough body can solve present turnover plow run into the barrier and lead to agricultural implement damage or even the tractor chassis question when ploughing the operation To give a title.

Description

Hydraulic turnover plow

Technical Field

The utility model relates to the technical field of agricultural machinery, especially, relate to a hydraulic pressure turnover plow.

Background

Agricultural ploughing machines can plough the soil, plough the upper soil with low fertility to the lower floor, plough the better soil of lower floor to the upper floor and bury stubble weeds, fertilizers, pests and the like in the soil, and can also loosen the soil, so that the soil can keep proper air and moisture to be beneficial to the growth of crops. With the progress of science and technology, agricultural tillage machines are developed towards mechanization, and hydraulic turnover plows driven by motor vehicles to plow are more and more common in use.

The hydraulic turnover plow comprises a plow wall and a plow share which are integrally formed, the plow share is used for deeply plowing soil, stones contained in the soil are easy to damage the plow share, and the plow wall and the plow share are integrally formed, so that the plow wall and the plow share need to be integrally replaced after the plow share is damaged, the use cost is high, and the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the utility model provides a hydraulic pressure turnover plow to meet the barrier and lead to the agricultural implement to damage or even the condemned problem of tractor chassis when solving current turnover plow and ploughing the operation, this plough machine has improved the operating efficiency, has increased the incorruptibility and the life of machines with the tractor.

In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a hydraulic pressure turnover plow, includes roll-over stand, hydraulic means and plough body, hydraulic means install in on the roll-over stand, hydraulic means includes quick-operation joint, check valve, accumulator and single-action pneumatic cylinder, quick-operation joint passes through oil pipe and connects the check valve, the check valve passes through oil pipe and connects the single-action pneumatic cylinder, the check valve with be equipped with on the oil circuit between the single-action pneumatic cylinder the accumulator, the roll-over stand includes plow frame, plow seat and plow arm, the plow seat includes fixing base and roll-over seat, the fixing base is fixed to be located on the plow frame, the roll-over seat is located the fixing base rear portion, the single-action pneumatic cylinder transversely set up in the fixing base with between the roll-over seat, single-action pneumatic cylinder front end articulate in fixing base and rear end articulate in the roll-over seat, the fixing base with between the roll-over seat in the upper and lower both sides of single-action pneumatic cylinder The fixed seat or the turnover shaft on the turnover seat, the fixed seat and the turnover seat are mutually supported through the turnover shaft, the upper side and the lower side of the turnover seat are respectively provided with the plough arms, and the plough body is arranged on the plough arms.

As an improved mode, the turnover mechanism further comprises a turnover driving device, wherein the turnover driving device comprises a suspension frame, a rotating shaft and a turnover oil cylinder, the rotating shaft is rotatably installed on the suspension frame, the rotating shaft is fixedly connected with the turnover frame, and the turnover oil cylinder is installed between the suspension frame and the rotating shaft.

As an improved mode, the improved multifunctional plough comprises a diverter valve, the turnover frame comprises a main mounting beam which is longitudinally arranged, the main mounting beam is obliquely arranged, 2 or more than 2 plough seats are mounted on the main mounting beam, plough arms and single-action hydraulic cylinders are mounted on the plough seats, the single-action hydraulic cylinders are connected with the one-way valve through the diverter valve, and the energy accumulator is connected with the diverter valve.

As an improved mode, the front part of the suspension bracket is provided with a three-hanging-point tractor hanging mechanism.

As an improved mode, the hydraulic device further comprises a pressure gauge, and the pressure gauge is connected with the flow dividing valve.

As an improved mode, the single-acting hydraulic cylinder comprises a cylinder barrel and a piston rod, the cylinder barrel is hinged to the fixed seat, the piston rod is hinged to the turnover seat, and a hydraulic oil cavity of the single-acting hydraulic cylinder is located behind a piston in the cylinder barrel.

The technical effect obtained by adopting the technical scheme is as follows:

the utility model provides a hydraulic pressure turnover plow is equipped with hydraulic means, when the plough body runs into obstacle (great stone or tree stalk), the upset seat upwards overturns as the back shaft with the trip shaft of nonoculture pneumatic cylinder top, the extension of nonoculture pneumatic cylinder, the oil extraction of nonoculture pneumatic cylinder, hydraulic means pressure increases, the energy accumulator absorbed energy and the oil of storing exhaust, after dodging the obstacle, the upset of upset seat under the action of gravity resets, the contraction of nonoculture pneumatic cylinder, energy accumulator release energy, the automatic oil filling of nonoculture pneumatic cylinder, pressure recovery normally continues work, the lift reliable and stable through hydraulic means automatic feedback and control plough arm. Because of the arrangement of the energy accumulator, the hydraulic turnover plow can cut off the oil supply of an oil path, thereby not only saving power, but also meeting the working requirements. The problem of plough meet the barrier (such as stone, root etc.) and lead to the agricultural implement to damage even the tractor chassis is scrapped when the operation and the screw constantly leads to the agricultural implement to damage, the screw has been broken when the protection formula subsoiler of self-breaking screw operation appears and has been protected the plough and the loaded down with trivial details waste manpower and materials of screw change appear is solved, plough machine operating efficiency has been improved, the incorruptibility and the life of machines and tools with the tractor have been increased.

The turnover mechanism is characterized by further comprising a turnover driving device, wherein the turnover driving device comprises a suspension frame, a rotating shaft and a turnover oil cylinder, the rotating shaft is rotatably installed on the suspension frame, the rotating shaft is fixedly connected with the turnover frame, the turnover oil cylinder is installed between the suspension frame and the rotating shaft, and the turnover driving device drives the turnover frame to turn over for 180 degrees.

Owing to still include the flow divider, the roll-over stand is including the main installation roof beam of vertical setting, the rear portion of main installation roof beam inclines to one side, install 2 or more than 2 on the main installation roof beam the plough seat, install on the plough seat plough arm and nonoculture pneumatic cylinder, each the nonoculture pneumatic cylinder passes through the flow divider is connected the check valve, the accumulator is connected the flow divider, the multirow operation of digging can be accomplished to the tractor walking one time, improves work efficiency.

The front part of the suspension bracket is provided with a three-hanging-point tractor hitching mechanism used for hanging the suspension bracket on a tractor.

Because the hydraulic device further comprises a pressure gauge, the pressure gauge is connected with the flow dividing valve, and a user observes the pressure of the oil way through the pressure gauge so as to adjust the pressure of the oil way of the hydraulic device.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an obstacle avoidance state according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of the roll-over stand according to the embodiment of the present invention;

FIG. 4 is a hydraulic schematic of an embodiment of the present invention;

fig. 5 is a schematic structural view of a single-acting hydraulic cylinder according to an embodiment of the present invention;

in the figure, 11-main mounting beam, 12-fixed seat, 13-turnover seat, 14-turnover shaft, 15-plough arm, 16-plough body, 21-quick joint, 22-one-way valve, 23-single-action hydraulic cylinder, 24-energy accumulator, 25-flow dividing valve, 26-pressure gauge, 31-suspension bracket, 32-rotating shaft, 33-turnover oil cylinder, 4-three-hanging-point tractor hitch mechanism, 51-cylinder barrel, 52-piston rod and 53-hydraulic oil chamber.

Detailed Description

As shown in fig. 1, 4 and 5, a hydraulic turnover plow comprises a turnover frame, a hydraulic device and a plow body 16, wherein the hydraulic device is arranged on the turnover frame and comprises a quick connector 21, a one-way valve 22, an energy accumulator 24 and a single-acting hydraulic cylinder 23, the quick connector 21 is connected with the one-way valve 22 through an oil pipe, the one-way valve 22 is connected with the single-acting hydraulic cylinder 23 through an oil pipe, and the energy accumulator 24 is arranged on an oil path between the one-way valve 22 and the single-acting hydraulic cylinder 23. The roll-over stand includes plow frame, plow frame and plow arm 15, the plow frame includes fixing base 12 and roll-over seat 13, fixing base 12 is fixed to be located on the plow frame, roll-over seat 13 is located fixing base 12 rear portion, single-action pneumatic cylinder 23 transversely sets up between fixing base 12 and roll-over seat 13, single-action pneumatic cylinder 23 includes cylinder 51 and piston rod 52, the cylinder 51 of single-action pneumatic cylinder 23 front end articulates in fixing base 12 and the piston rod 52 of rear end articulates in roll-over seat 13, hydraulic oil chamber 53 is located the rear of the piston in cylinder 51. The upper side and the lower side of the single-action hydraulic cylinder 23 between the fixed seat 12 and the overturning seat 13 are respectively provided with an overturning shaft 14 fixed on the fixed seat 12 or the overturning seat 13, the fixed seat 12 and the overturning seat 13 are mutually supported through the overturning shaft 14, the upper side and the lower side of the overturning seat 13 are respectively provided with a plough arm 15, the plough arms 15 on the upper side and the lower side of the overturning seat 13 are symmetrical up and down, and the plough body 16 is arranged on the plough arm 15.

The hydraulic turnover plow also comprises a turnover driving device, the turnover driving device comprises a suspension frame 31, a rotating shaft 32 and a turnover oil cylinder 33, the rotating shaft 32 is rotatably arranged on the suspension frame 31, the rotating shaft 32 is fixedly connected with the turnover frame, the turnover oil cylinder 33 is arranged between the suspension frame 31 and the rotating shaft 32, and the turnover driving device drives the turnover seat to turn over for 180 degrees. The front part of the suspension bracket 31 is provided with a three-hanging-point tractor hitching mechanism 4 used for hanging the suspension bracket 31 on a tractor.

As shown in fig. 1, 3 and 4, as a preferred embodiment, the hydraulic device further includes a diverter valve 25 and a pressure gauge 26, the plow frame includes a main mounting beam 11 arranged longitudinally, the rear portion of the main mounting beam 11 is inclined to one side, 2 or more than 2 plow bases are mounted on the main mounting beam 11, the plow bases are respectively provided with a plow arm 15 and a single-acting hydraulic cylinder 23, each single-acting hydraulic cylinder 23 is connected with a one-way valve 22 through the diverter valve 25, an energy accumulator 24 is connected to the diverter valve 25, the tractor can complete multi-row soil turning operation when walking once, and the working efficiency is improved. The pressure gauge 26 is connected to the flow dividing valve 25, and the user observes the pressure of the oil path through the pressure gauge 26 to adjust the pressure level of the oil path of the hydraulic device.

The working principle of the hydraulic turnover plow is as follows:

as shown in fig. 1, 2 and 4, when the plough body 16 encounters an obstacle (a large stone or a tree stalk), the overturning seat 13 upwards overturns by taking the overturning shaft 14 above the single-action hydraulic cylinder 23 as a supporting shaft, the single-action hydraulic cylinder 23 extends, the single-action hydraulic cylinder 23 discharges oil, the pressure of the hydraulic device is increased, the energy accumulator 24 absorbs energy and stores the discharged oil, after the obstacle is avoided, the overturning seat 13 overturns and resets, the energy accumulator 24 releases energy, the single-action hydraulic cylinder 23 automatically charges oil, the pressure returns to normal and continues to work, and the lifting of the plough arm 15 is stably and reliably controlled by automatic feedback of the hydraulic device. Because the setting of energy storage 24 makes the utility model discloses can cut off the oil circuit fuel feeding, can not only save power, and satisfy the working requirement. The problems that the farm implements are damaged and even the tractor chassis is scrapped due to the fact that the plough encounters obstacles (such as stones, tree roots and the like) during operation are solved, the farm implements are continuously damaged due to the fact that screws are broken during operation of the self-breaking screw protection type subsoiler, the screws are broken, the plough is protected, and the problems that manpower and material resources are wasted due to the fact that screws are replaced are complex and the like are solved, the operation efficiency of the plough is improved, the durability of the implements and the tractor is increased, and the service life of the implements and the tractor is prolonged.

The specific operation method of the hydraulic turnover plow comprises the following steps:

(1) the hanger 31 is suspended from the rear of the tractor and transferred to the working position.

(2) In operation, each plow body 16 is kept consistent in spacing distance, and the operation is kept constant in speed and straight-line running.

(3) During operation, no re-tillage, no missing tillage and no pile dragging are required.

(4) The operation condition should be checked at any time during operation, and the machine is found to be blocked and should be cleaned in time.

(5) If abnormal sound occurs in the operation process of the machine, the operation should be stopped in time, and the operation is continued after the reason is found out and solved.

(6) When the machine works, if the machine is hard and the resistance is increased rapidly, the operation is stopped in time, and the machine is operated after the situation is eliminated.

(7) The machine should be slowly driven into and out of the earth, and the machine cannot be forcibly operated, so as to avoid damaging the machine.

(8) After the equipment works for a period of time, the equipment should be comprehensively checked, and the fault is found and repaired in time.

The hydraulic turnover plow is mainly applicable to plains and hilly lands with small gradient. The main application is mechanized tillage and preparation of deep soil cultivation. The hydraulic turnover plow can break the plow bottom layer, recover the soil plough layer structure, improve the soil water storage and preservation capacity of soil, eliminate partial weeds, reduce plant diseases and insect pests and level the ground surface.

The hydraulic turnover plow mainly has the following characteristics:

a. the hydraulic protection device has a buffer protection function on the tractor and the plow frame. When the plough body 16 meets an obstacle (a large stone or a tree stalk), the plough body 16 is lifted upwards, the plough body 16 returns to the initial position after the obstacle is crossed, the operation is continued, the operation is uninterrupted in the whole process, the working efficiency is high, and the damage to the tractor and the plough frame caused by the impact can be reduced.

b. Adopt single-action pneumatic cylinder 23 to cushion when meetting the obstacle, can improve turnover efficiency and upset stability, reduce the injury that the striking led to the fact tractor and plough frame.

c. The turnover mechanism enables the two groups of plough bodies 16 to alternately operate, realizes one-way upturned soil turnover, and reduces furrows formed by ploughing.

Claims

1. A hydraulic turnover plow is characterized by comprising a turnover frame, a hydraulic device and a plow body, wherein the hydraulic device is arranged on the turnover frame, the hydraulic device comprises a quick connector, a check valve, an energy accumulator and a single-action hydraulic cylinder, the quick connector is connected with the check valve through an oil pipe, the check valve is connected with the single-action hydraulic cylinder through an oil pipe, the energy accumulator is arranged on an oil way between the check valve and the single-action hydraulic cylinder, the turnover frame comprises a plow frame, a plow base and a plow arm, the plow base comprises a fixing base and a turnover base, the fixing base is fixedly arranged on the plow frame, the turnover base is arranged at the rear part of the fixing base, the single-action hydraulic cylinder is transversely arranged between the fixing base and the turnover base, the front end of the single-action hydraulic cylinder is hinged to the fixing base, and the rear end of the single-action hydraulic cylinder is, the plough body is characterized in that a turnover shaft fixed on the fixed seat or the turnover seat is arranged between the fixed seat and the turnover seat and on the upper side and the lower side of the single-action hydraulic cylinder respectively, the fixed seat and the turnover seat are supported by the turnover shaft mutually, the upper side and the lower side of the turnover seat are provided with the plough arms respectively, and the plough body is arranged on the plough arms.

2. The hydraulic turn plow of claim 1 further comprising a turn-over driving device, said turn-over driving device comprising a suspension bracket, a rotating shaft and a turn-over cylinder, said rotating shaft being rotatably mounted on said suspension bracket, said rotating shaft being fixedly connected to said turn-over bracket, said turn-over cylinder being mounted between said suspension bracket and said rotating shaft.

3. The hydraulic turn plow of claim 1 further comprising a diverter valve, wherein the roll-over stand comprises a longitudinally disposed main mounting beam, the rear portion of the main mounting beam is inclined to one side, 2 or more than 2 plow bases are mounted on the main mounting beam, the plow base is provided with the plow arm and the single-acting hydraulic cylinders, each single-acting hydraulic cylinder is connected to the one-way valve through the diverter valve, and the accumulator is connected to the diverter valve.

4. The hydraulic turn plow of claim 2 wherein a three point tractor hitch mechanism is provided forward of said hanger bracket.

5. The hydraulic turn plow of claim 3 wherein said hydraulic means further comprises a pressure gauge, said pressure gauge being connected to said diverter valve.

6. The hydraulic turn plow of claim 1 wherein the single-acting hydraulic cylinder comprises a cylinder barrel and a piston rod, the cylinder barrel is hinged to the fixed mount, the piston rod is hinged to the turn-over mount, and a hydraulic oil chamber of the single-acting hydraulic cylinder is located behind a piston in the cylinder barrel.