CN206977942U - Self-excited vibration subsoiler - Google Patents
Self-excited vibration subsoiler Download PDFInfo
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- CN206977942U CN206977942U CN201720814396.2U CN201720814396U CN206977942U CN 206977942 U CN206977942 U CN 206977942U CN 201720814396 U CN201720814396 U CN 201720814396U CN 206977942 U CN206977942 U CN 206977942U
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- excited vibration
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- loosing shovel
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Abstract
The utility model discloses a kind of self-excited vibration subsoiler, the self-excited vibration subsoiler includes frame, detection means, hydraulic means, multiple self-excited vibration subsoiling monomers, wherein:Detection means is arranged in frame, and multiple self-excited vibration subsoiling monomers and hydraulic means are arranged in frame;Self-excited vibration subsoiling monomer is used to loosen the soil, hydraulic means is as exciting source, and by making subsoiling monomer produce vibration with soil collective effect, detection means is used for the embedded depth for detecting self-excited vibration subsoiling monomer, and hydraulic means is controlled according to embedded depth, and then tilling depth variation is controlled in allowed band.
Description
Technical field
The utility model belongs to agricultural machinery technological field, is related to a kind of self-excited vibration subsoiler, it is mainly used in soil
Earth deep loose plough field.
Background technology
Soil cultivation is the important step of agricultural production.Due to revolving using shallow for a long time, the unreasonable tillage method such as turn over, lead
China's farmland quality is caused to decline year by year, crop failure is serious.Subsoiling land preparation technology is the loose soil on the premise of soil is not stirred
Earth, it can effectively break plough sole, improve soil granular structure, advantage is notable on reclamation result, obtains in recent years energetically
Promote.Self-excited vibration deep-ploughing implement has obvious drag-reduction effect, and self-excited vibration subsoiler uses spring as exciting source at this stage,
Deep soil loosing shovel upper end is set to be connected with frame by spring, when soil resistance changes, deep soil loosing shovel is common in soil resistance and spring force
Lower swing is acted on, so as to reach drag-reduction effect.But it is sharp using spring because spring rate is certain, pretightning force adjustable range is limited
The self-excited vibration subsoiler of vibration source soil specific resistance difference is big, the operation of different zones plot when bad adaptability, interruption failure be present
The problem of, cause tilling depth stability not ensure.
In the prior art, horizontal vibration device is set before frame and spade, and horizontal vibration device includes spring and set
In the hydraulic jack of spring inner, the design is still using spring as exciting source, compared to conventional springs self-excitation subsoiler in spring inner
Hydraulic cylinder is added, the stroke of vibrating spring is can control by adjusting the The hydraulic oil in hydraulic cylinder, the maximum of spring is stretched
Condense to put and be any limitation as, tilling depth is ensured with this.
The utility model has advantages below be present compared with prior art:Using hydraulic cylinder as exciting source, hydraulic cylinder can be achieved
Hydraulic coupling is adjusted in real time, is avoided and is interrupted failure when spring is exciting source caused by insufficient rigidity, therefore need not increase stroke
Control device, subsoiling monomer structure are simplified.
Utility model content
To realize the purpose of the utility model, it is achieved using following technical scheme:
A kind of self-excited vibration subsoiler, including frame, detection means, hydraulic means, multiple self-excited vibration subsoiling monomers, its
In:Detection means is arranged in frame, and multiple self-excited vibration subsoiling monomers and hydraulic means are arranged in frame;Self-excited vibration is deep
Loose monomer is used to loosen the soil, and hydraulic means is as the exciting source of self-excited vibration subsoiling monomer, and detection means is for detecting self-excited vibration
The embedded depth of subsoiling monomer.
Described self-excited vibration subsoiler, wherein:Self-excited vibration subsoiling monomer includes monomer fixed mount, deep soil loosing shovel connects
Plate, deep soil loosing shovel, hydraulic cylinder, suppression device;The suppression device includes press wheel, press wheel linking arm.
Described self-excited vibration subsoiler, wherein:Self-excited vibration subsoiling monomer is fixed in frame by monomer fixed mount;
Hydraulic cylinder front end earrings is hinged by bearing pin and monomer fixed mount upper end, and hydraulic cylinder other end earrings passes through the second bearing pin and subsoiling
Shovel connecting plate is hinged;Deep soil loosing shovel connection front edge of board is hinged by the first bearing pin and monomer fixed mount lower end, and deep soil loosing shovel connecting plate can
Rotated around bearing pin, deep soil loosing shovel connecting plate rear end is fixedly connected with the upper end of deep soil loosing shovel.
Described self-excited vibration subsoiler, wherein:Suppression device upper end passes through the 3rd bearing pin and deep soil loosing shovel connecting plate end
Connection, suppression device can be rotated around bearing pin, and suppression device includes linking arm, and linking arm upper end is connected by the 3rd bearing pin and deep soil loosing shovel
The rotation axis connection of the end connection of fishplate bar, linking arm lower end and press wheel, press wheel can be around the lower end rotary rolling of linking arm.
Described self-excited vibration subsoiler, wherein:Hydraulic means includes accumulator, filter, valve group, connecting pipe;Institute
Stating valve group includes multiple identical proportional pressure-reducing valves, is connected respectively by connecting pipe with multiple hydraulic cylinders, each ratio decompression
One hydraulic cylinder of valve independent control.
Described self-excited vibration subsoiler, wherein:The oil inlet of hydraulic means is connected with tractor hydraulic delivery outlet, is passed through
Filter, accumulator are connected to the oil inlet of valve group, and the oil return opening of hydraulic means is connected with tractor hydraulic oil return opening, and and valve group
Oil return opening is directly connected to, and the oil-out of valve group is connected to each hydraulic cylinder rodless cavity.
Described self-excited vibration subsoiler, wherein:Detection means includes master controller, connection circuit, piece controller group
Close, sensor combinations;The piece controller combination includes multiple piece controllers, and sensor combinations sense including first angle
Device and second angle sensor.
Described self-excited vibration subsoiler, wherein:Master controller is combined by connecting circuit with touch-screen, piece controller
Connection, touch-screen installation tractor cab;Each piece controller is connected with a sensor combinations;Each sensor group
First angle sensor levels in conjunction are fixed on above deep soil loosing shovel connecting plate, and second angle sensor is fixed on press wheel vertically
Above linking arm.
Brief description of the drawings
Fig. 1 is the general structure schematic diagram of the utility model self-excited vibration subsoiler
Fig. 2 is the front view of the utility model self-excited vibration subsoiling monomer
Fig. 3 is the structural representation that the utility model suppresses device
Fig. 4 is the structural representation of the utility model self-excited vibration subsoiling machine hydraulic equipment
Fig. 5 is the structural representation of the utility model self-excited vibration subsoiling machine detecting device
Fig. 6 is the utility model self-excited vibration subsoiling monomer size parameter schematic diagram
Fig. 7 is the utility model self-excited vibration subsoiling monomer structure sketch
Reference
The bearing pin of 1 101 hydraulic cylinder of self-excited vibration subsoiling monomer 102
The bearing pin of 103 bearing pin, 104 monomer fixed mount 105
The bolt of 106 deep soil loosing shovel connecting plate, 107 bolt 108
The press wheel of 109 1091 press wheel linking arm of suppression device 1092
The land wheel of 110 bearing pin, 111 deep soil loosing shovel 2
The master controller 302 of 3 detection means 301 connects circuit
303 piece controllers combine the sensor combinations of 3031 piece controller 304
The touch-screen of 3041 angular transducer, 3042 angular transducer 4
The proportional pressure-reducing valve of 5 hydraulic means, 501 valve group 5011
The filter of 502 connecting pipe, 503 accumulator 504
The trifilar suspension of 6 frame 7
Embodiment
As shown in figure 1, the utility model provides a kind of self-excited vibration subsoiler, including trifilar suspension 7, frame 6, land wheel 2,
Detection means 3, touch-screen 4, hydraulic means 5, self-excited vibration subsoiling monomer 1.Wherein land wheel 2 is arranged on the both sides of frame 6, and 3 points hang
7 positions being arranged among frame front are hung, for being connected with farming with tractor, detection means 3 is arranged in frame 6, more
Individual self-excited vibration subsoiling monomer 1 and hydraulic means 5 are arranged in frame 6, and self-excited vibration subsoiling monomer 1 is used to loosen the soil, hydraulic pressure dress
5 exciting sources as self-excited vibration subsoiling monomer 1 are put, by making subsoiling monomer produce vibration with soil collective effect.Detection dress
3 embedded depths for being used to detect self-excited vibration subsoiling monomer 1 are put, and hydraulic means is controlled according to embedded depth, and then controls and ploughs
Deep variation is in allowed band.
As shown in Fig. 2 self-excited vibration subsoiling monomer 1 includes monomer fixed mount 104, deep soil loosing shovel connecting plate 106, deep soil loosing shovel
111st, hydraulic cylinder 101, suppression device 109, suppression device include press wheel 1092, press wheel linking arm 1091.Self-excited vibration is deep
Loose monomer 1 is fixed in subsoiler frame 6 by monomer fixed mount 104.The front end earrings of hydraulic cylinder 101 passes through bearing pin 102 and list
The upper end of body fixed mount 104 is hinged, and the other end earrings of hydraulic cylinder 101 is be hinged by bearing pin 103 and deep soil loosing shovel connecting plate 106;Subsoiling
The shovel front end of connecting plate 106 is hinged by bearing pin 105 and the lower end of monomer fixed mount 104, and deep soil loosing shovel connecting plate 106 can be around bearing pin 105
Rotate, the rear end of deep soil loosing shovel connecting plate 106 is fixedly connected with the upper end of deep soil loosing shovel 111, deep soil loosing shovel 111 by bolt 107, bolt 108
From upper end downwards integral into hook-shaped, for loosening the soil.As shown in Figure 2,3, the suppression upper end of device 109 passes through bearing pin 110 and subsoiling
The connection of the end of connecting plate 106 is shoveled, suppression device 109 can rotate around bearing pin 110, and specific device 109 of suppressing includes linking arm
1091, the upper end of linking arm 1091 is connected by bearing pin 110 with the end of deep soil loosing shovel connecting plate 106, the lower end of linking arm 1091 and town
The rotation axis connection of pinch roller 1092, press wheel 1092 can be around the lower end rotary rollings of linking arm 1091.
In the course of work, press wheel 1092 is contacted with ground all the time, and certain operating pressure, self-excitation are kept in hydraulic cylinder 101
Vibrating subsoiling monomer 1 produces vibration because soil resistance changes.When soil resistance increases, deep soil loosing shovel 111 tilts, and tilling depth shoals, deep
The drive deep soil loosing shovel connecting plate 106 of pine shovel 111 is rotated around bearing pin 105, and hydraulic cylinder 101 is compressed, deep soil loosing shovel connecting plate 106 and level
Angular separation α1Increase, press wheel linking arm 1091 and the inclination alpha of horizontal direction also increase;When soil resistance reduces, deep soil loosing shovel
111 is descending, and tilling depth increase, deep soil loosing shovel 111 drives deep soil loosing shovel connecting plate 106 to be rotated around bearing pin 105, and hydraulic cylinder 101 extends, subsoiling
Shovel connecting plate 106 and horizontal direction angle α1Reduce, press wheel linking arm 1091 and the angle α of horizontal direction also reduce.
Self-excited vibration subsoiler provided by the utility model, including hydraulic means 5 and detection means 3.Such as Fig. 4, hydraulic pressure dress
Putting 5 includes accumulator 503, filter 504, valve group 501, connecting pipe 502;Valve group 501 has 5 identical proportional pressure-reducing valves
5011, it is connected respectively by connecting pipe 502 with 5 hydraulic cylinders 101;Each proportional pressure-reducing valve 5011 independent control, one hydraulic pressure
Cylinder 101, it is non-interference, by controlling the operating pressure of 5011 oil-out A pressure adjustable sections hydraulic cylinder of proportional pressure-reducing valve 101.
The oil inlet P of hydraulic means 5 is connected with tractor hydraulic delivery outlet, is connected to by filter 504, accumulator 503
The oil inlet P of valve group 501, the oil return inlet T of hydraulic means 5 are connected with tractor hydraulic oil return opening, and with the oil return inlet T of valve group 501
It is directly connected to, accumulator 503 has the function that to absorb hydraulic pulsation, steady pressure;The oil-out A of valve group 501 is connected to respectively respectively
The rodless cavity of hydraulic cylinder 101.
Such as Fig. 5, detection means 3 includes master controller 301, connection circuit 302, piece controller combination 303, sensor group
304 are closed, piece controller combination 303 has the piece controller 3031 that 5 addresses are respectively 01,02,03,04,05, sensor
Combination 304 includes angular transducer 3041, angular transducer 3042.Master controller 301 by connect circuit 302 and touch-screen 4,
The connection of piece controller combination 303, touch-screen 4 are placed on tractor cab, facilitate staff to set initial parameter and reading
Take current operating parameters;Each piece controller 3031 is connected with a sensor combinations 304, and sensor combinations 304 include
Angular transducer 3041, angular transducer 3042;Angular transducer 3042 is horizontally fixed on the top of deep soil loosing shovel connecting plate 106, angle
Degree sensor 3041 is fixed on the top of press wheel linking arm 1091 vertically.Detection means 3 has 1 main control in the utility model
Device 301 has the piece controller 3031 of different addresses with several, and one is installed on each self-excited vibration subsoiling monomer 1
Piece controller 3031.Master controller 301 reads the data of each piece controller by the way of poll, and is sent to touch
The display of screen 4;The one side of piece controller 3031 is detected by self-excited vibration subsoiling monomer 1 sensor combinations 304
The running parameters such as tilling depth, the tilling depth coefficient of variation, average tilling depth are sent to master controller 301, another aspect piece controller 3031
By controlling proportional pressure-reducing valve 5011 to adjust the operating pressure of hydraulic cylinder 101, stable tilling depth.To ensure self-excited vibration subsoiler tilling depth
The good expansion of TT&C system, master controller 301 use RS485 communication protocols, piece controller with piece controller 3031
3031 can expand according to the quantity of subsoiling monomer 1.
A kind of self-excited vibration subsoiler provided by the utility model, it can easily combine the chi of self-excited vibration subsoiling monomer 1
Very little parameter and deep soil loosing shovel connecting plate 106, the angle change of press wheel linking arm 1091 obtain current tilling depth.
The dimensional parameters of self-excited vibration subsoiling monomer 1 for convenience of description, make auxiliary straight line AB, BC, CD.As shown in fig. 6, pin
A points are set at axle 105, and straight line AB is bearing pin 105 and the place horizontal line of deep soil loosing shovel connecting plate 106, and straight line BC is the institute of deep soil loosing shovel 111
In vertical curve, straight line AB and straight line BC intersects at B points;D points are set at bearing pin 110, and straight line CD is that bearing pin 110 is connected with deep soil loosing shovel
The place horizontal line of plate 106, straight line BC are arranged to C points with straight line CD intersections.In Fig. 6, H is that bearing pin 105 is to spear distance, L
A, 2 points of distances of B, h B, C two point distance, L2For C, D 2 points of distances, L1Arm lengths are connected for press wheel, R is press wheel radius.
Deep soil loosing shovel connecting plate 106, the angle of press wheel connecting plate 1091 when being vibrated for convenience of analysis self-excited vibration subsoiling monomer 1
Change, draw self-excited vibration subsoiling monomer simplified model, such as Fig. 7.In vibration processes, press wheel 1092 contacts with ground all the time,
When soil resistance increases, deep soil loosing shovel 111 tilts, deep soil loosing shovel connecting plate 106 and horizontal direction angle α1Increase, press wheel linking arm
1091 also increase with the inclination alpha of horizontal direction;When soil resistance reduces, deep soil loosing shovel 111 is descending, deep soil loosing shovel connecting plate 106 and water
Square to angle α1Reduce, press wheel linking arm 1091 and the angle α of horizontal direction also reduce.
The utility model can be achieved cylinder hydraulic power and adjust in real time, it is sharp to avoid spring using hydraulic cylinder as exciting source
It is interrupted failure during vibration source caused by insufficient rigidity, therefore is simplified without the flexible amount control device of increase, subsoiling monomer structure.
The utility model can detect tilling depth in real time, so as to be made a variation using tilling depth as hydraulic cylinder works pressure controlling foundation, be defined
Really, ensure that tilling depth uniformity provides feasibility with having foundation.
Claims (8)
1. a kind of self-excited vibration subsoiler, including frame, detection means, hydraulic means, multiple self-excited vibration subsoiling monomers, it is special
Sign is:Detection means is arranged in frame, and multiple self-excited vibration subsoiling monomers and hydraulic means are arranged in frame;From exciting
Dynamic subsoiling monomer is used to loosen the soil, exciting source of the hydraulic means as self-excited vibration subsoiling monomer.
2. self-excited vibration subsoiler according to claim 1, it is characterised in that:Self-excited vibration subsoiling monomer includes monomer solid
Determine frame, deep soil loosing shovel connecting plate, deep soil loosing shovel, hydraulic cylinder, suppression device;The suppression device includes press wheel, press wheel linking arm.
3. self-excited vibration subsoiler according to claim 2, it is characterised in that:Self-excited vibration subsoiling monomer passes through monomer solid
Determine frame to be fixed in frame;Hydraulic cylinder front end earrings is hinged by bearing pin and monomer fixed mount upper end, hydraulic cylinder other end earrings
It is hinged by the second bearing pin and deep soil loosing shovel connecting plate;Deep soil loosing shovel connects front edge of board and cut with scissors by the first bearing pin and monomer fixed mount lower end
Connect, deep soil loosing shovel connecting plate can rotate around bearing pin, and deep soil loosing shovel connecting plate rear end is fixedly connected with the upper end of deep soil loosing shovel.
4. self-excited vibration subsoiler according to claim 3, it is characterised in that:Suppress device upper end by the 3rd bearing pin with
Deep soil loosing shovel connecting plate end connects, and suppression device can rotate around bearing pin, and suppressing device includes linking arm, and linking arm upper end passes through the
Three bearing pins are connected with the end of deep soil loosing shovel connecting plate, and the rotation axis connection of linking arm lower end and press wheel, press wheel can be around connection
The lower end rotary rolling of arm.
5. self-excited vibration subsoiler according to claim 3, it is characterised in that:Hydraulic means include accumulator, filter,
Valve group, connecting pipe;The valve group includes multiple identical proportional pressure-reducing valves, is connected respectively by connecting pipe and multiple hydraulic cylinders
Connect, each one hydraulic cylinder of proportional pressure-reducing valve independent control.
6. self-excited vibration subsoiler according to claim 5, it is characterised in that:The oil inlet of hydraulic means and tractor liquid
Delivery outlet connection is pressed, the oil inlet of valve group is connected to by filter, accumulator, oil return opening and the tractor hydraulic of hydraulic means return
Hydraulic fluid port connects, and is directly connected to valve group oil return opening, and the oil-out of valve group is connected to each hydraulic cylinder rodless cavity.
7. self-excited vibration subsoiler according to claim 1, it is characterised in that:Detection means includes master controller, connection
Circuit, piece controller combination, sensor combinations;The piece controller combination includes multiple piece controllers, sensor group
Conjunction includes first angle sensor and second angle sensor.
8. self-excited vibration subsoiler according to claim 7, it is characterised in that:Master controller is by connecting circuit with touching
Screen, piece controller combination connection, touch-screen are arranged on tractor cab;Each piece controller and a sensor group
Close connection;First angle sensor levels in each sensor combinations are fixed on above deep soil loosing shovel connecting plate, and second angle passes
Sensor is fixed on above press wheel linking arm vertically.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108684234A (en) * | 2018-07-12 | 2018-10-23 | 湖南农业大学 | A kind of air pressure self-sustained vibration subsoiler |
CN109923959A (en) * | 2019-04-12 | 2019-06-25 | 吉林大学 | A kind of dual-vibration drag reduction subsoiler |
CN110809916A (en) * | 2019-05-06 | 2020-02-21 | 吉林大学 | Amplitude and vibration frequency controllable self-excited vibration subsoiler |
CN110809917A (en) * | 2019-05-06 | 2020-02-21 | 吉林大学 | Resonance drag reduction self-adaptive self-excited vibration subsoiler |
-
2017
- 2017-07-07 CN CN201720814396.2U patent/CN206977942U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108684234A (en) * | 2018-07-12 | 2018-10-23 | 湖南农业大学 | A kind of air pressure self-sustained vibration subsoiler |
CN108684234B (en) * | 2018-07-12 | 2023-09-19 | 湖南农业大学 | Air pressure self-excitation type vibration subsoiler |
CN109923959A (en) * | 2019-04-12 | 2019-06-25 | 吉林大学 | A kind of dual-vibration drag reduction subsoiler |
CN109923959B (en) * | 2019-04-12 | 2021-10-01 | 吉林大学 | Dual-vibration drag reduction subsoiler |
CN110809916A (en) * | 2019-05-06 | 2020-02-21 | 吉林大学 | Amplitude and vibration frequency controllable self-excited vibration subsoiler |
CN110809917A (en) * | 2019-05-06 | 2020-02-21 | 吉林大学 | Resonance drag reduction self-adaptive self-excited vibration subsoiler |
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