CN215115193U

CN215115193U - Multifunctional field in-situ tillage testing device

Info

Publication number: CN215115193U
Application number: CN202120198563.1U
Authority: CN
Inventors: 徐高明; 丁启朔; 何瑞银; 杨艳山; 张超
Original assignee: Nanjing Agricultural University
Current assignee: Nanjing Agricultural University
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-12-10
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses a multi-functional field normal position farming test device: the lifting device comprises a rack and a lifting platform assembly, wherein the rack is provided with at least four lifting devices, and the lower ends of the lifting devices are connected with a longitudinal guide rail; the frame is equipped with transverse guide, and the elevating platform subassembly includes the carriage and can be for the vertical slip of carriage and be used for connecting the crane of attached instrument, carriage slidable connection in transverse guide, the crane is equipped with the rotary tillage motor and connects in the rotary tillage output shaft of rotary tillage motor power take off end, and the rotary tillage output shaft is used for connecting the rotary blade. The utility model discloses can avoid causing destruction to field soil when carrying out field test to can accurate control test parameter and accurate collection test data. The utility model discloses carry out accurate collection to the data in the test process more easily, for example rotary tillage arbor moment of torsion, pull pulling force size etc..

Description

Multifunctional field in-situ tillage testing device

Technical Field

The utility model relates to an agricultural test device technical field, concretely relates to multi-functional field normal position farming test device.

Background

The soil cultivation test bed is a key device for developing the performance test of cultivation and planting machines, and the prior art usually adopts an indoor soil trough form, but the inherent structure and tilth of field soil are difficult to reflect by the indoor remolded soil, so that the in-situ soil tilth in the field and the actual performance of cultivation machinery cannot be completely reflected.

The field testing device in the prior art is only limited to the performance parameter testing of the tillage part and the research and improvement of corresponding equipment, however, a tractor-mounted or traction type test testing system faces many limitations, such as the defects that the test parameters are difficult to control accurately, the damage of the tractor rolling on the soil structure cannot be avoided, the tillage area required by a multi-factor multi-level test is too large, and the like. Therefore, the field test can reflect the actual performance of the tillage machinery and the state of the soil most truly, and then the special equipment for the field in-situ test in the prior art is less. In addition, factors such as field surface unevenness and tractor unit vibration also affect the stability and data quality of the test.

SUMMERY OF THE UTILITY MODEL

For solving not enough among the prior art, the utility model provides a multi-functional field normal position farming test device has solved the unable normal position farming of the indoor soil box of prior art, and tractor suspension test system nothing avoids the wheel to roll the technical problem big to the required area of ploughing of destruction, the difficult accurate control of experimental parameter and the multi-factor multilevel test of soil structure.

In order to realize the above object, the utility model adopts the following technical scheme:

a multifunctional field in-situ cultivation test device: the lifting device comprises a rack and a lifting platform assembly, wherein the rack is provided with at least four lifting devices, and the lower ends of the lifting devices are connected with a longitudinal guide rail;

the frame is equipped with transverse guide, and the elevating platform subassembly includes the carriage and can be for the vertical slip of carriage and be used for connecting the crane of attached instrument, carriage slidable connection in transverse guide, the crane is equipped with the rotary tillage motor and connects in the rotary tillage output shaft of rotary tillage motor power take off end, and the rotary tillage output shaft is used for connecting the rotary blade.

As an optimized scheme of the utility model, the aforesaid multi-functional field normal position farming test device: the sliding frame is connected to the transverse guide rail through a transverse moving roller, and a transverse moving power device used for driving the sliding frame to slide along the transverse guide rail is arranged between the sliding frame and the rack.

As an optimized scheme of the utility model, the aforesaid multi-functional field normal position farming test device: the transverse moving power device comprises a transverse moving motor, a transverse moving transmission shaft and a chain connected to the sliding frame, and the transverse moving motor drives the chain to pull the sliding frame to slide along the transverse guide rail through the transverse moving transmission shaft.

As an optimized scheme of the utility model, the aforesaid multi-functional field normal position farming test device: a plurality of chain wheel sets with different transmission ratios are arranged between the power output end shaft of the transverse moving motor and the transverse moving transmission shaft.

As an optimized scheme of the utility model, the aforesaid multi-functional field normal position farming test device: a plurality of portal frames are arranged above the rack and connected with chains through riding wheels.

As an optimized scheme of the utility model, the aforesaid multi-functional field normal position farming test device: and a tension sensor for detecting the transverse moving force of the sliding frame is arranged between the chain and the sliding frame.

As an optimized scheme of the utility model, the aforesaid multi-functional field normal position farming test device: the lifting device comprises a lifting motor, a telescopic supporting leg and a walking wheel connected to the lower end of the telescopic supporting leg, the telescopic supporting leg is connected with the rack, the walking wheel is connected with the longitudinal guide rail, and the lifting motor drives the telescopic supporting leg to stretch and contract through a lifting transmission mechanism so as to lock the rack at a certain fixed height.

As an optimized scheme of the utility model, the aforesaid multi-functional field normal position farming test device: the lifting platform assembly further comprises a lifting motor, the lifting motor adjusts the lifting frame to vertically slide relative to the sliding frame through a lifting transmission mechanism, and a plurality of vertical guide rods are further arranged between the lifting frame and the sliding frame.

As an optimized scheme of the utility model, the aforesaid multi-functional field normal position farming test device: the rotary tillage output shaft is provided with a coupling matched with the rotary tillage cutter, the lifting frame is connected with the rotary tillage cutter through a mounting plate, and the accessory tools comprise one or more of a furrow opener, a furrow plough, a subsoiler and a seeding unit.

As an optimized scheme of the utility model, the aforesaid multi-functional field normal position farming test device: the tip of frame still is equipped with the equipment platform, and the equipment platform is equipped with the switch board of being connected with the elevating platform subassembly electricity, and the electric wire between switch board and the elevating platform subassembly passes through the track wire casing and fixes.

The utility model discloses the beneficial effect who reaches:

the utility model discloses can avoid causing destruction to field soil when carrying out field test to can accurate control test parameter (like tilling depth, forward speed, rotary tillage arbor rotational speed etc.) and accurate acquisition test data (like the rotary tillage moment of torsion, pull pulling force etc.).

The utility model discloses only support through two longitudinal rail, the span is great between two longitudinal rail to be in non-test area, consequently can not cause the influence to the test result. Owing to adopted the guide rail to support, make the utility model discloses an operation is more steady in the experimentation, can not treat experimental earth's surface simultaneously and cause destruction.

In a certain extent, the utility model discloses the appurtenance that connects can carry out horizontal migration as required to experimental degree of depth also can adjust, can satisfy diversified experimental demand. Besides the rotary tillage device, the rotary tillage device can also be articulated with a subsoiler for subsoiling, an underplow for ploughing, an opener for ditching and a seeding unit for ditching.

For the tractor among the prior art hangs or towed experimental test system, the utility model discloses a structural feature has decided the utility model discloses the accurate control of experimental parameter, including can accurate control depth of cultivation, accurate control forward speed (and forward speed can many gears be adjustable), can accurate control rotary tillage arbor rotational speed etc..

The utility model discloses still can dispose wireless remote control system, realize experimental wireless remote control accurate operation, realize the lift of multi-functional platform truck, the speed of forward speed, the speed of rotary tillage arbor rotational speed and whole drive platform lift etc. through remote control button.

The utility model discloses carry out accurate collection to the data in the test process more easily, for example rotary tillage arbor moment of torsion, pull pulling force size etc..

Drawings

FIG. 1 is an isometric view of the overall structure of the present invention;

FIG. 2 is an isometric view of the lift table assembly of the present invention;

fig. 3 is a front view of the elevating platform assembly of the present invention;

the meaning of the reference numerals: 1-a frame; 3-a traversing motor; 4-a lifting platform assembly; 11-a transverse guide rail; 12-a control cabinet; 13-a device platform; 14-a portal frame; 15-riding wheels; 16-track trunking; 21-a lifting motor; 22-telescopic legs; 23-a travelling wheel; 24-a longitudinal guide rail; 31-a transverse moving transmission shaft; 32-a chain; 41-a sliding frame; 42-a lifting frame; 43-vertical guide rods; 44-traversing rollers; 45-lifting transmission device; 46-a lifting motor; 47-lifting transmission mechanism; 5-a rotary tillage motor; 51-a rotary tillage gearbox; 52-rotary tillage output shaft; 53-mounting the plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 3: the embodiment discloses a multi-functional field normal position farming test device, including frame 1 and elevating platform subassembly 4, frame 1 is equipped with four at least elevating gear, and elevating gear is equivalent to four landing legs of frame 1. The lower end of the lifting device is connected with a longitudinal guide rail 24 for realizing the movement of the frame 1. The end part of the frame 1 is also provided with an equipment platform 13, the equipment platform 13 is provided with a control cabinet 12 electrically connected with the lifting platform assembly 4, and electric wires (including a power supply wire, a sensor wire and a possible air pipe and an oil pipe) between the control cabinet 12 and the lifting platform assembly 4 are fixed through a crawler wire casing 16.

Frame 1 is equipped with transverse guide 11, and elevating platform subassembly 4 includes carriage 41 and can be for the vertical slip of carriage 41 and be used for connecting the crane 42 of appurtenance, and carriage 41 slidable connection is in transverse guide 11, and crane 42 is equipped with rotary tillage motor 5 and connects in the rotary tillage output shaft 52 of rotary tillage motor 5 power take off end, and rotary tillage output shaft 52 is used for connecting the rotary blade. Specifically, the rotary tillage output shaft 52 is provided with a coupler matched with the rotary tillage blades, wherein the coupler can be configured in a plurality according to the structural characteristics of the rotary tillage blades, and the coupler adopts a replaceable design, so that the use requirements of various rotary tillage blades can be better met. The lifting frame 42 is connected to the fixed end of the rotary blade through a mounting plate 53. The auxiliary tool comprises one or more of a furrow opener, a furrow plough, a subsoiler and a seeding unit, and can be fixed on the lifting frame 42 by any means in the prior art, such as a U-shaped bolt.

The sliding frame 41 is connected to the lateral guide rail 11 by a lateral roller 44, and a lateral power device for driving the sliding frame 41 to slide along the lateral guide rail 11 is provided between the sliding frame 41 and the frame 1.

The lifting platform assembly 4 further comprises a lifting motor 46, the lifting motor 46 adjusts the lifting frame 42 to vertically slide relative to the sliding frame 41 through a lifting transmission mechanism 47, and a plurality of vertical guide rods 43 are further arranged between the lifting frame 42 and the sliding frame 41. The lifting gear 47 may be any one of those known in the art, such as a screw drive, and the lifting gear 47 preferably has a locking function.

Specifically, the method comprises the following steps: the traverse power device comprises a traverse motor 3, a traverse transmission shaft 31 and a chain 32 connected to the sliding frame 41, wherein the traverse motor 3 drives the chain 32 through the traverse transmission shaft 31 to pull the sliding frame 41 to slide along the transverse guide rail 11.

A plurality of chain wheel sets with different transmission ratios are arranged between the power output end shaft of the traversing motor 3 and the traversing transmission shaft 31, and the chain wheel sets are connected through chains to adjust the traversing speed of the lifting platform assembly 4 relative to the rack 1.

The material strip 32 drives the lifting platform assembly 4 in an upper circulation mode, namely a plurality of portal frames 14 are further arranged above the rack 1, and the portal frames 14 are connected with the chain strip 32 through riding wheels 15. A tension sensor for detecting the magnitude of the lateral movement force of the carriage 41 is further provided between the chain 32 and the carriage 41.

Elevating gear includes elevator motor 21, flexible landing leg 22 and connects in the walking wheel 23 of flexible landing leg 22 lower extreme, and frame 1 is connected to flexible landing leg 22, and walking wheel 23 is connected in longitudinal rail 24, and elevator motor 21 drives flexible landing leg 22 through lift drive mechanism and stretches and make frame 1 lock in a certain fixed height, and wherein lift drive mechanism belongs to prior art, can adopt the screw thread transmission mode realization transmission commonly used for example. It should be noted that: all lifting devices of this embodiment need to perform synchronous actions in most cases to ensure the consistency of the overall height of the machine frame 1.

When the lifting platform assembly is used, the height of the rack 1 can be adjusted through the lifting platform assembly 4, and the walking wheels 23 slide along the longitudinal guide rails 24 to adjust the longitudinal position of the rack 1. The rotary blade is mounted on the mounting plate 53, the power input end of the rotary blade is connected with the rotary tillage output shaft 52, and the rotary tillage test can be realized by turning on the rotary tillage motor 5. Meanwhile, when other auxiliary tools, such as a furrow opener, a furrow plough, a subsoiler and a sowing unit, are mounted on the lifting frame 42, a plurality of auxiliary tools can be operated simultaneously, and the vertical sliding of the longitudinal guide rail 24 can realize the adjustment of the test depth of the corresponding auxiliary tool.

In the test process, the whole height of the frame 1 is adjusted and the frame slides along the longitudinal guide rail 24 to realize the random adjustment of the rotary tillage operation range, and the lifting motor 46 adjusts the lifting frame 42 to vertically slide relative to the sliding frame 41 through the lifting transmission mechanism 47 to realize the adjustment of the test depth.

The embodiment can avoid damage to field soil while carrying out field test, and can accurately control test parameters (such as tillage depth, advancing speed, rotary tillage cutter shaft rotating speed and the like) and accurately collect test data (such as rotary tillage torque, traction tension and the like). The present embodiment is supported only by two longitudinal rails 24, and the two longitudinal rails 24 have a large span therebetween and are located in a non-test area, so that the test result is not affected. Due to the fact that the guide rail 24 is adopted for supporting, operation in the test process of the embodiment is more stable, and meanwhile damage to the ground surface to be tested cannot be caused.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A multifunctional field in-situ tillage test device is characterized in that: the lifting device comprises a rack (1) and a lifting platform assembly (4), wherein the rack (1) is provided with at least four lifting devices, and the lower ends of the lifting devices are connected with a longitudinal guide rail (24);

frame (1) is equipped with transverse guide (11), elevating platform subassembly (4) include carriage (41) and can be for carriage (41) vertical slip and be used for connecting crane (42) of attached instrument, carriage (41) slidable connection in transverse guide (11), crane (42) are equipped with rotary tillage motor (5) and connect in rotary tillage motor (5) power take off's rotary tillage output shaft (52), rotary tillage output shaft (52) are used for connecting the rotary blade.

2. A multifunctional field in-situ tillage test device as claimed in claim 1, wherein: the sliding frame (41) is connected to the transverse guide rail (11) through a transverse roller (44), and a transverse power device for driving the sliding frame (41) to slide along the transverse guide rail (11) is arranged between the sliding frame (41) and the rack (1).

3. A multifunctional field in-situ tillage test device as claimed in claim 2, wherein: the transverse moving power device comprises a transverse moving motor (3), a transverse moving transmission shaft (31) and a chain (32) connected to the sliding frame (41), wherein the transverse moving motor (3) drives the chain (32) through the transverse moving transmission shaft (31) to pull the sliding frame (41) to slide along the transverse guide rail (11).

4. A multifunctional field in-situ tillage test device according to claim 3, wherein: a plurality of chain wheel sets with different transmission ratios are arranged between the power output shaft of the traversing motor (3) and the traversing transmission shaft (31).

5. A multifunctional field in-situ tillage test device according to claim 3, wherein: a plurality of portal frames (14) are further arranged above the rack (1), and the portal frames (14) are connected with chains (32) through riding wheels (15).

6. A multifunctional field in-situ tillage test device according to claim 3, wherein: and a tension sensor for detecting the transverse moving force of the sliding frame (41) is also arranged between the chain (32) and the sliding frame (41).

7. A multifunctional field in-situ tillage test device as claimed in claim 1, wherein: elevating gear includes elevator motor (21), flexible landing leg (22) and connects in walking wheel (23) of flexible landing leg (22) lower extreme, frame (1) is connected in flexible landing leg (22), walking wheel (23) are connected in longitudinal rail (24), elevator motor (21) are flexible and make frame (1) lock in a certain fixed height through flexible landing leg (22) of lift drive mechanism drive.

8. A multifunctional field in-situ tillage test device as claimed in claim 1, wherein: the lifting platform assembly (4) further comprises a lifting motor (46), the lifting motor (46) adjusts the lifting frame (42) to vertically slide relative to the sliding frame (41) through a lifting transmission mechanism (47), and a plurality of vertical guide rods (43) are further arranged between the lifting frame (42) and the sliding frame (41).

9. A multifunctional field in-situ tillage test device as claimed in claim 1, wherein: the rotary tillage output shaft (52) is provided with a coupler matched with the rotary tillage cutter, the lifting frame (42) is connected with the rotary tillage cutter through a mounting plate (53), and the accessory tools comprise one or more of a furrow opener, a furrow plough, a subsoiler and a seeding unit.

10. A multifunctional field in-situ tillage test device as claimed in claim 1, wherein: the end part of the frame (1) is also provided with an equipment platform (13), the equipment platform (13) is provided with a control cabinet (12) electrically connected with the lifting platform assembly (4), and an electric wire between the control cabinet (12) and the lifting platform assembly (4) is fixed through a track wire slot (16).