CN112326268A - Paddy field tractor slips rate and sunken degree detection device - Google Patents
Paddy field tractor slips rate and sunken degree detection device Download PDFInfo
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- CN112326268A CN112326268A CN202011235541.4A CN202011235541A CN112326268A CN 112326268 A CN112326268 A CN 112326268A CN 202011235541 A CN202011235541 A CN 202011235541A CN 112326268 A CN112326268 A CN 112326268A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/013—Wheels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/03—Endless-tracks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
- B60R2011/004—Arrangements for holding or mounting articles, not otherwise provided for characterised by position outside the vehicle
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Abstract
The invention relates to the technical field of detection automation, in particular to a paddy field tractor slipping rate and sinking depth detection device, which comprises a main hanging carrier part, an output shaft rotating speed detection module, a sinking depth detection module, a wheel type speed measurement module and a detection data processing module; the main hanging frame part is arranged on a tractor main beam, the output shaft rotating speed detection module and the sinking depth detection module are arranged on the main hanging frame part, and the output shaft rotating speed detection module is connected to a tractor driving main shaft to detect the rotating speed of the tractor driving main shaft; the wheel type speed measuring module is arranged on the sinking depth detecting module to detect the running speed of the tractor, and the output shaft rotating speed detecting module, the sinking depth detecting module and the wheel type speed measuring module can transmit detection data to the detection data processing module. The invention has the advantages that: compared with the prior art, the paddy field tractor can not be disturbed by muddy water when detecting the slippage rate and the sinking depth, thereby having higher detection precision.
Description
Technical Field
The invention relates to the technical field of detection automation, in particular to a device for detecting the slippage rate and the sinking depth of a paddy field tractor.
Background
When the tractor runs and works in a paddy field environment, the wheels or the crawler belts of the tractor slip and sink due to excessive soil moisture and low soil firmness. Skid and sink and reduced the trafficability characteristic and the operability of tractor, increased fuel consumption, can cause the unable walking operation of tractor when serious, reduced the operating efficiency of tractor under the paddy field environment, and then influenced the cost of paddy field grain output.
Tractor slippage rate detects especially importantly, among the prior art, for example, chinese utility model patent that publication number is CN204882084U discloses a tractor slippage rate detection device, including grating board, proximity switch, controller and display, grating board fixed with the wheel hub of drive wheel, grating board's periphery interval is equipped with a plurality of response pieces, the response piece use the wheel hub center pin as central circular distribution, proximity switch set up at grating board's lateral part and just right with the motion trail of above-mentioned response piece, proximity switch and display all with controller electric connection. The tractor slip rate detection device can be directly tested and completed without influencing mechanical working conditions, and the test result is accurate. In addition, in the prior art, the slip ratio of the conventional vehicle is calculated by measuring the rotating speed of the driving spindle and the speed of the vehicle body. The rotating speed of the driving main shaft is measured by a reflective infrared photoelectric sensor near the driving main shaft, and the speed of the vehicle body is measured by satellite positioning (GPS, RTK) or a five-wheel instrument and other methods. However, in a paddy field environment, a tractor walking system is easy to splash muddy water in the paddy field to the vicinity of a driving spindle, a light diffuse reflection phenomenon or a light source shielding phenomenon is generated, detection errors are increased or detection light signal reading failure is caused, and the problems of zero offset drift, high cost and the like exist by utilizing satellite positioning.
In the prior art, the sinking depth is obtained by measuring the distance between a certain fixed point of the vehicle body and a certain reference surface (such as the ground). However, the reference surface in the paddy field is the water surface, the water surface can generate diffuse reflection phenomenon to the propagation of media such as light, ultrasonic waves and the like, and meanwhile, the water surface can be influenced by a tractor walking system to fluctuate greatly all the time, so that accurate distance values cannot be obtained by adopting methods such as laser, ultrasonic waves, vision and the like.
Due to the existence of the continuous water surface, the detection environment of the slip rate and the sinking depth of the tractor in the paddy field is far worse than the detection environment of the dry land during running, and the application of the slip rate and sinking depth detection device in the paddy field tractor is limited due to the fact that the existing detection technology cannot overcome the problems of detection errors and cost caused by muddy water splashing and water surface disturbance.
In view of the particularity of the paddy field environment, compared with the prior art, the detection device which is easy to mount and dismount, small in muddy water interference, capable of improving detection precision and detection real-time performance, capable of achieving wireless transmission and convenient for a user to check the slip rate and sinking depth display data when the tractor runs in real time has important practical value.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the technical problem that the detection precision is low due to muddy water interference when the slippage rate and the sinking depth of a paddy field tractor are detected in the prior art is solved.
The invention solves the technical problems through the following technical means: a paddy field tractor slips and sunken depth detection device, including main hanging carrier part, detection module of rotational speed of output shaft, sunken depth detection module, wheel type speed measuring module, detection data processing module;
the main hanging frame part is arranged on a tractor main beam, the output shaft rotating speed detection module and the sinking depth detection module are arranged on the main hanging frame part, and the output shaft rotating speed detection module is connected to a tractor driving main shaft to detect the rotating speed of the tractor driving main shaft;
the wheel type speed measuring module is arranged on the sinking depth detecting module to detect the running speed of the tractor, and the output shaft rotating speed detecting module, the sinking depth detecting module and the wheel type speed measuring module can transmit detection data to the detection data processing module.
When the device for detecting the slip ratio and the sinking depth of the paddy field tractor is actually applied, the whole device is arranged on a tractor main beam through a main mounting frame part, when the tractor runs, an output shaft rotating speed detection module detects the rotating speed of a driving main shaft of the tractor, a wheel type speed measurement module detects the actual running speed of the tractor, the two modules respectively transmit detected data to a detection data processing module, the slip ratio can be obtained, and the sinking depth detection module can detect the sinking depth of the tractor.
Preferably, the main hanging frame part comprises a vertical plate, a pair of clamping plates is arranged on the inner side of the vertical plate, a U-shaped clamping opening is formed between the two clamping plates, and the U-shaped clamping opening is clamped on one side of a main beam of the tractor;
the outer side of the vertical plate is provided with a strong magnet, and the vertical plate can be attracted to a main beam of the tractor by the strong magnet;
the outside of riser still is provided with the curb plate, output shaft rotational speed detection module sets up on the curb plate.
During actual installation, the main hanging frame part is clamped on the main beam of the tractor through the U-shaped clamping opening, and the strong magnet is sucked on the main beam of the tractor through the vertical plate, so that the main hanging frame part can be installed reliably and is convenient to install and detach.
Optimized, the outside of riser is provided with the curb plate support column, and curb plate support column tip is provided with square locating piece, be provided with on the curb plate with square locating piece complex square hole, square hole cover is on square locating piece, the curb plate passes through the mounting screw to the curb plate support column on.
The square positioning block can limit the side plate to prevent the side plate from rotating, and the side plate can be fixedly installed by matching with a screw, so that the side plate is firm to install and convenient to install and disassemble.
Preferably, the output shaft rotating speed detection module comprises a main shaft encoder arranged on the main mounting frame part and a circular driving shaft faceplate, clamping jaws are arranged at the circumferential edge of the driving shaft faceplate, and the driving shaft faceplate is clamped at the end part of a driving main shaft of the tractor through the clamping jaws;
a disc chuck fixing ring is arranged outside the clamping jaw and can fix the driving shaft disc chuck at the end part of the driving main shaft of the tractor;
the outer side of the driving shaft faceplate is provided with a faceplate shaft which is coaxial with a driving main shaft of the tractor, and the faceplate shaft is connected to a main shaft encoder.
When the tractor drives the main shaft to rotate, the driving shaft faceplate, the clamping jaws, the faceplate fixing ring and the faceplate shaft can be driven to synchronously rotate, the main shaft encoder can detect the rotating speed of the faceplate shaft, namely the rotating speed of the tractor driving main shaft, and the detection is not influenced by muddy water factors, so the detection precision is higher.
Preferably, the sinking depth detection module comprises a swing arm which is arranged on the main mounting frame component in a swinging mode, the swinging axis of the swing arm is parallel to the driving main shaft of the tractor, and a swing arm encoder which can detect the swinging angle of the swing arm is arranged between the swing arm and the main mounting frame component;
the wheel type speed measuring module comprises a speed measuring wheel rotatably mounted at the end part of the swing arm, the axis of the speed measuring wheel is parallel to the swing axis of the swing arm, and a speed measuring encoder is arranged between the end part of the swing arm and the speed measuring wheel.
When the tractor runs, the speed measuring wheel walks along with the tractor, the radius of the speed measuring wheel and the distance from the center of the speed measuring wheel to the swing shaft of the swing arm are known, the swing arm encoder detects the swing angle of the swing arm, the sinking depth can be obtained, the speed measuring encoder can detect the rotating speed of the speed measuring wheel at the same time, and therefore the running speed of the tractor is obtained, at the moment, the rotating speed of the speed measuring wheel and the rotating speed of the driving main shaft of the tractor are known, the slip rate can be obtained, the detection process is not influenced by muddy water, and therefore the detection precision is high.
Preferably, the swing arm is provided with a pressure wheel piece, and the pressure wheel piece can enable the speed measuring wheel to have the tendency of pressing down the ground.
Preferably, the pressure wheel piece is a balancing weight arranged on the swing arm.
Preferably, the pressure wheel part is a tension spring or a pressure spring arranged between the swing arm and the main hanging frame part.
Under the effect of pressure wheel spare, if utilize balancing weight or pressure spring to exert pressure to the swing arm, perhaps utilize the extension spring to exert pulling force to the swing arm, all can make the tachometer wheel have the trend of pushing down ground, and then make it sticiss on ground to ensure to keep synchronous motion with the tractor, guarantee to detect the accuracy.
Preferably, the wheel surface of the speed measuring wheel is provided with an anti-skid bulge.
The antiskid bulge can ensure that the speed measuring wheel slips when moving, keeps synchronous movement with the tractor and ensures the detection accuracy.
The wireless transmission module can transmit the detection data and/or the data processed by the detection data processing module to an upper computer or a mobile terminal.
The wireless sending module can send the data after the detection data and/or the detection data processing module are processed to the upper computer or the mobile terminal, wireless communication is adopted, the partial structure of the tractor is not required to be dismounted or modified by time and labor during installation and use, various data lines are arranged, the operation is simple, and the detection device is easy to mount and dismount, small in muddy water interference, capable of improving detection precision and detection real-time performance, capable of realizing wireless transmission and convenient for a user to check the slip rate and the sinking depth display data of the tractor during running in real time.
The invention has the advantages that:
1. when the device for detecting the slip ratio and the sinking depth of the paddy field tractor is actually applied, the whole device is arranged on a tractor main beam through a main mounting frame part, when the tractor runs, an output shaft rotating speed detection module detects the rotating speed of a driving main shaft of the tractor, a wheel type speed measurement module detects the actual running speed of the tractor, the two modules respectively transmit detected data to a detection data processing module, the slip ratio can be obtained, and the sinking depth detection module can detect the sinking depth of the tractor.
2. During actual installation, the main hanging frame part is clamped on the main beam of the tractor through the U-shaped clamping opening, and the strong magnet is sucked on the main beam of the tractor through the vertical plate, so that the main hanging frame part can be installed reliably and is convenient to install and detach.
3. The square positioning block can limit the side plate to prevent the side plate from rotating, and the side plate can be fixedly installed by matching with a screw, so that the side plate is firm to install and convenient to install and disassemble.
4. When the tractor drives the main shaft to rotate, the driving shaft faceplate, the clamping jaws, the faceplate fixing ring and the faceplate shaft can be driven to synchronously rotate, the main shaft encoder can detect the rotating speed of the faceplate shaft, namely the rotating speed of the tractor driving main shaft, and the detection is not influenced by muddy water factors, so the detection precision is higher.
5. When the tractor runs, the speed measuring wheel walks along with the tractor, the radius of the speed measuring wheel and the distance from the center of the speed measuring wheel to the swing shaft of the swing arm are known, the swing arm encoder detects the swing angle of the swing arm, the sinking depth can be obtained, the speed measuring encoder can detect the rotating speed of the speed measuring wheel at the same time, and therefore the running speed of the tractor is obtained, at the moment, the rotating speed of the speed measuring wheel and the rotating speed of the driving main shaft of the tractor are known, the slip rate can be obtained, the detection process is not influenced by muddy water, and therefore the detection precision is high.
6. Under the effect of pressure wheel spare, if utilize balancing weight or pressure spring to exert pressure to the swing arm, perhaps utilize the extension spring to exert pulling force to the swing arm, all can make the tachometer wheel have the trend of pushing down ground, and then make it sticiss on ground to ensure to keep synchronous motion with the tractor, guarantee to detect the accuracy.
7. The antiskid bulge can ensure that the speed measuring wheel slips when moving, keeps synchronous movement with the tractor and ensures the detection accuracy.
8. The wireless sending module can send the data after the detection data and/or the detection data processing module are processed to the upper computer or the mobile terminal, wireless communication is adopted, the partial structure of the tractor is not required to be dismounted or modified by time and labor during installation and use, various data lines are arranged, the operation is simple, and the detection device is easy to mount and dismount, small in muddy water interference, capable of improving detection precision and detection real-time performance, capable of realizing wireless transmission and convenient for a user to check the slip rate and the sinking depth display data of the tractor during running in real time.
Drawings
FIG. 1 is a schematic view of a paddy field tractor slip and sag depth detection apparatus according to an embodiment of the present invention;
FIG. 2 is an exploded view of a paddy field tractor slip and sag depth detection apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic view of the main load carrier assembly in an embodiment of the present invention;
FIG. 4 is an exploded view of an output shaft speed detection module in an embodiment of the present invention;
FIG. 5 is a schematic diagram of a sag depth detection module in an embodiment of the invention;
FIG. 6 is a schematic view of a wheel-type speed measuring module according to an embodiment of the present invention;
wherein the content of the first and second substances,
the device comprises a main hanging frame part-1, a vertical plate-11, a clamping plate-12, a strong magnet-13, a side plate-14, a side plate supporting column-15, a tension spring fixing column-16 and a square positioning block-151;
the device comprises an output shaft rotating speed detection module-2, a main shaft encoder-21, a driving shaft faceplate-22, a claw-23, a faceplate fixing ring-24 and a faceplate shaft-25;
a sinking depth detection module-3, a swing arm-31, a swing arm encoder-32 and a pressing wheel piece-33;
the wheel type speed measuring module-4, the speed measuring wheel-41, the speed measuring encoder-42, the bearing seat-43 and the anti-skid protrusion-411;
a detection data processing module-5;
a tractor main beam-6;
tractor driving main shaft-7;
and a battery-8.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figures 1 and 2, the paddy field tractor slipping rate and sinking depth detection device comprises a main hanging carrier part 1, an output shaft rotating speed detection module 2, a sinking depth detection module 3, a wheel type speed measurement module 4, a detection data processing module 5 and a wireless sending module.
As shown in fig. 1, the main load bearing member 1 is disposed on a tractor main beam 6, the output shaft rotation speed detection module 2 and the sinking depth detection module 3 are both disposed on the main load bearing member 1, and the output shaft rotation speed detection module 2 is connected to a tractor drive main shaft 7 to detect the rotation speed of the tractor drive main shaft 7.
As shown in fig. 1, the wheel type speed measuring module 4 is disposed on the sinking depth detecting module 3 to detect the driving speed of the tractor, and the output shaft rotating speed detecting module 2, the sinking depth detecting module 3 and the wheel type speed measuring module 4 can transmit the detection data to the detection data processing module 5.
As shown in fig. 3, the main load hanging frame component 1 includes a vertical plate 11, the vertical plate 11 is rectangular, the corners of the vertical plate are chamfered, a pair of rectangular clamping plates 12 are disposed on the inner side of the vertical plate 11, the two clamping plates 12 are arranged one above the other, a U-shaped clamping opening is formed between the two clamping plates 12, the U-shaped clamping opening is clamped on one side of the tractor main beam 6, the vertical plate 11 and the clamping plates 12 may be integrated, or the two can be assembled together by welding or screw connection; a rectangular strong magnet 13 is arranged on the outer side of the vertical plate 11, and the vertical plate 11 can be attracted to the tractor main beam 6 by the strong magnet 13; the outer side of the vertical plate 11 is also provided with a strip-shaped side plate 14, and the output shaft rotating speed detection module 2 is arranged on the side plate 14.
Further, as shown in fig. 3, the outside of riser 11 is provided with curb plate support column 15, and curb plate support column 15 is the cuboid shape, and curb plate support column 15 sets up in the outside intermediate position of riser 11, and curb plate support column 15 passes through the bolted connection or the welded mode is installed in the outside of riser 11, and 15 tip of curb plate support column are provided with square locating piece 151, be provided with on the curb plate 14 with square locating piece 151 complex square hole, the square hole cover is on square locating piece 151, curb plate 14 passes through the mounting screw to curb plate support column 15 on.
As shown in fig. 3, the strong magnets 13 are arranged in two pieces, one on top of the other, above and below the side plate support columns 15, respectively.
As shown in fig. 4, the output shaft rotation speed detection module 2 includes a spindle encoder 21 disposed on the main hanging carriage part 1, specifically, the spindle encoder 21 is mounted at an end portion of the side plate 14, and further includes a circular driving shaft faceplate 22, and jaws 23 are disposed at a circumferential edge of the driving shaft faceplate 22, in this embodiment, the jaws 23 are eight, all the jaws 23 are axially and uniformly distributed along a circumferential edge of the driving shaft faceplate 22, an outer end of each jaw 23 is bent toward the tractor driving spindle 7 side, and the driving shaft faceplate 22 is clamped at an end portion of the tractor driving spindle 7 through the jaws 23; the chuck fixing ring 24 is arranged outside the jaw 23, in the embodiment, the chuck fixing ring 24 comprises four identical arc-shaped hoops, two adjacent hoops are connected through bolts and nuts, the jaw 23 can be fixed on the tractor driving spindle 7 after the four hoops are combined, and the chuck fixing ring 24 can fix the driving shaft chuck 22 on the end part of the tractor driving spindle 7; outside the drive shaft faceplate 22, a faceplate shaft 25 is provided, the faceplate shaft 25 being coaxial with the tractor drive spindle 7, said faceplate shaft 25 being connected to the spindle encoder 21. One end of the faceplate shaft 25, which is close to the drive shaft faceplate 22, is provided with a connecting flange, and the connecting flange is installed on the drive shaft faceplate 22 in a screw connection or welding manner, so that the faceplate shaft 25 is installed on the drive shaft faceplate 22, and the faceplate shaft 25 is a stepped shaft.
As shown in fig. 5, sunken depth detection module 3 includes that the swing arm 31 on main string carrier part 1 is installed in the swing, and swing arm 31 is rectangular shape, the outside lower part of riser 11 is provided with the columniform support column, swing arm 31 rotates and installs on the support column, and the swing axis of swing arm 31 is on a parallel with tractor drive spindle 7, be provided with the swing arm encoder 32 that can detect swing arm 31 swing angle between swing arm 31 and the main string carrier part 1, it is specific, swing arm encoder 32 installs on swing arm 31, and swing arm encoder 32 is coaxial with columniform support column and is connected with it.
As shown in fig. 1 and 6, the wheel-type speed measuring module 4 includes a speed measuring wheel 41 rotatably mounted at an end of the swing arm 31, the speed measuring wheel 41 is mounted at a rear end of the swing arm 31 with a running direction of the tractor as a front direction, an axis of the speed measuring wheel 41 is parallel to a swing axis of the swing arm 31, and a speed measuring encoder 42 is disposed between the end of the swing arm 31 and the speed measuring wheel 41. Specifically, the rotating shaft of the velocity measuring wheel 41 is rotatably installed on the swing arm 31 through a bearing seat 43, the velocity measuring encoder 42 is installed on the swing arm 31, the rotating shaft of the velocity measuring wheel 41 is coaxial with the rotating shaft of the velocity measuring wheel 42, and the rotating shaft of the velocity measuring wheel 41 is connected with the velocity measuring encoder 42.
As shown in fig. 5, the swing arm 31 is provided with a pressure wheel member 33, and the pressure wheel member 33 can make the velocity measuring wheel 41 have a tendency to press down the ground.
Specifically, the pressure roller 33 is a weight block (not shown) disposed on the swing arm 31. The balancing weight is installed at the rear portion of swing arm 31, plays the effect of compressing tightly tachometer wheel 41.
Alternatively, the pressure roller member 33 is a tension spring or a pressure spring provided between the swing arm 31 and the main carriage member 1. As shown in fig. 1, 3 and 5, in the present embodiment, a tension spring fixing post 16 is disposed on an upper portion of an outer side of the vertical plate 11, and when a tension spring is used, two ends of the tension spring are respectively connected to the tension spring fixing post 16 and a front end of the swing arm 31.
Or, the pressure wheel 33 may also adopt a tension limiting spring device, two ends of the tension limiting spring device are respectively hinged on the tension spring fixing column 16 and the front end of the swing arm 31, and the hinged shafts are all parallel to the swing axis of the swing arm 31. The tension limiting spring device is of a two-layer cylindrical sleeve-shaped structure, the length of the inner layer cylinder relative to the outer layer cylinder can be shortened or extended, and a spring in a stretching state is arranged inside the tension limiting spring device.
As shown in fig. 6, the wheel surface of the tachometer wheel 41 is provided with a non-slip protrusion 411.
The wireless sending module can send the detection data and/or the data processed by the detection data processing module 5 to an upper computer or a mobile terminal, in this embodiment, the detection data processing module 5 adopts a PLC, the wireless sending module is in the prior art, the detection data processing module 5 is integrated with the wireless sending module, and the integrated detection data processing module 5 and the wireless sending module are installed on the side plate 14.
Further, the integrated detection data processing module 5 and the wireless transmission module are also provided with a battery 8 for supplying power to each power consumption component.
The working principle is as follows:
as shown in fig. 1, the device for detecting the slip ratio and the sinking depth of a paddy field tractor according to the present invention is practically applied, the whole device is arranged on a tractor main beam 6 through a main hanging carrier component 1, when the tractor runs, an output shaft rotating speed detection module 2 detects the rotating speed of a tractor driving main shaft 7, a wheel type speed measurement module 4 detects the actual running speed of the tractor, the two modules respectively transmit the detected data to a detection data processing module 5, the slip rate can be obtained, after the rotating speed of the tractor driving main shaft 7 and the actual running speed of the tractor are detected, the slip rate can be calculated by the detection data processing module 5, the calculation mode is the prior art, and the sinking depth detection module 3 can detect the sinking depth of the tractor, and compared with the prior art, the paddy field tractor sinking detection module can detect the skidding rate and the sinking depth of the paddy field tractor without muddy water interference, so that the detection precision is high.
During actual installation, the main load-bearing frame part 1 is clamped on the tractor main beam 6 through the U-shaped clamping opening, the strong magnet 13 is sucked on the tractor main beam 6 through the vertical plate 11, and the main load-bearing frame part 1 can be installed reliably and is convenient to install and detach.
The square positioning block 151 can limit the side plate 14 to prevent the side plate 14 from rotating, and can be matched with a screw to realize the fixed installation of the side plate 14, so that the installation is firm, and the assembly and disassembly are convenient.
When the tractor drives the main shaft 7 to rotate, the driving shaft faceplate 22, the clamping jaws 23, the faceplate fixing rings 24 and the faceplate shaft 25 can be driven to synchronously rotate, the main shaft encoder 21 can detect the rotating speed of the faceplate shaft 25, namely the rotating speed of the tractor driving main shaft 7, the detection is not influenced by muddy water factors, and therefore the detection precision is high.
When the tractor runs, the speed measuring wheel 41 walks along with the tractor, the radius of the speed measuring wheel 41 and the distance from the center of the speed measuring wheel 41 to the swing shaft of the swing arm 31 are known, the swing arm encoder 32 detects the swing angle of the swing arm 31 to obtain the sinking depth, the calculation mode of the sinking depth is the prior art, the speed measuring encoder 42 can detect the rotating speed of the speed measuring wheel 41 at the same time, and therefore the running speed of the tractor is obtained, at the moment, the rotating speed of the speed measuring wheel and the rotating speed of the tractor driving main shaft 7 are known, the slip rate can be obtained, the detection process is not influenced by muddy water factors, and therefore the detection precision is high.
Under the effect of the pressure wheel piece 33, if a balancing weight or a pressure spring is used for applying pressure to the swing arm 31, or a tension spring is used for applying tension to the swing arm 31, the velocity measuring wheel 41 can have the tendency of pressing down the ground, and further the velocity measuring wheel is tightly pressed on the ground, so that the synchronous motion with the tractor is ensured, and the detection accuracy is ensured.
The anti-slip protrusion 411 can ensure that the tachometer wheel 41 slips when moving, and keeps synchronous movement with the tractor, thereby ensuring the detection accuracy.
The wireless sending module can send the data after the detection data and/or the detection data processing module 5 are processed to the upper computer or the mobile terminal, wireless communication is adopted, the partial structure of the tractor is not required to be dismounted or modified in a time-consuming and labor-consuming manner during installation and use, various data lines are arranged, the operation is simple, and the detection device is easy to mount and dismount, small in muddy water interference, capable of improving detection precision and detection real-time performance, capable of realizing wireless transmission and convenient for a user to check the slip rate and the sinking depth display data of the tractor during running in real time.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a paddy field tractor beats rate and sunken degree of depth detection device which characterized in that: the device comprises a main hanging carrier part (1), an output shaft rotating speed detection module (2), a sinking depth detection module (3), a wheel type speed measurement module (4) and a detection data processing module (5);
the main load hanging frame part (1) is arranged on a tractor main beam (6), the output shaft rotating speed detection module (2) and the sinking depth detection module (3) are both arranged on the main load hanging frame part (1), and the output shaft rotating speed detection module (2) is connected to a tractor driving main shaft (7) to detect the rotating speed of the tractor driving main shaft (7);
the wheel type speed measuring module (4) is arranged on the sunken depth detecting module (3) to detect the running speed of the tractor, and the output shaft rotating speed detecting module (2), the sunken depth detecting module (3) and the wheel type speed measuring module (4) can transmit detection data to the detection data processing module (5).
2. The paddy field tractor slip and sag depth detection device according to claim 1, wherein: the main hanging carrier component (1) comprises a vertical plate (11), a pair of clamping plates (12) is arranged on the inner side of the vertical plate (11), a U-shaped clamping opening is formed between the two clamping plates (12), and the U-shaped clamping opening is clamped on one side of a tractor main beam (6);
the outer side of the vertical plate (11) is provided with a strong magnet (13), and the vertical plate (11) can be attracted to the tractor main beam (6) by the strong magnet (13);
the outer side of the vertical plate (11) is further provided with a side plate (14), and the output shaft rotating speed detection module (2) is arranged on the side plate (14).
3. The paddy field tractor slip and sag depth detection device according to claim 2, wherein: the outside of riser (11) is provided with curb plate support column (15), and curb plate support column (15) tip is provided with square locating piece (151), be provided with on curb plate (14) with square locating piece (151) complex square hole, square hole cover is on square locating piece (151), curb plate (14) pass through the mounting screw to curb plate support column (15) on.
4. The paddy field tractor slip and sag depth detection device according to claim 1, wherein: the output shaft rotating speed detection module (2) comprises a main shaft encoder (21) arranged on the main hanging carrier part (1) and a circular driving shaft faceplate (22), clamping jaws (23) are arranged at the circumferential edge of the driving shaft faceplate (22), and the driving shaft faceplate (22) is clamped at the end part of a driving main shaft (7) of the tractor through the clamping jaws (23);
a disc chuck fixing ring (24) is arranged outside the clamping jaw (23), and the disc chuck fixing ring (24) can fix the driving shaft disc chuck (22) at the end part of the driving main shaft (7) of the tractor;
the outer side of the driving shaft faceplate (22) is provided with a faceplate shaft (25), the faceplate shaft (25) is coaxial with the driving main shaft (7) of the tractor, and the faceplate shaft (25) is connected to the main shaft encoder (21).
5. The paddy field tractor slip and sag depth detection device according to claim 1, wherein: the sinking depth detection module (3) comprises a swing arm (31) which is arranged on the main hanging carrier part (1) in a swinging mode, the swinging axis of the swing arm (31) is parallel to a tractor driving main shaft (7), and a swing arm encoder (32) capable of detecting the swinging angle of the swing arm (31) is arranged between the swing arm (31) and the main hanging carrier part (1);
the wheel type speed measuring module (4) comprises a speed measuring wheel (41) rotatably mounted at the end part of the swing arm (31), the axis of the speed measuring wheel (41) is parallel to the swing axis of the swing arm (31), and a speed measuring encoder (42) is arranged between the end part of the swing arm (31) and the speed measuring wheel (41).
6. The paddy field tractor slip and sag depth detection device according to claim 5, wherein: the swing arm (31) is provided with a pressure wheel piece (33), and the pressure wheel piece (33) can enable the speed measuring wheel (41) to have the tendency of pressing the ground.
7. The paddy field tractor slip and sag depth detection device according to claim 6, wherein: the pressure wheel piece (33) is a balancing weight arranged on the swing arm (31).
8. The paddy field tractor slip and sag depth detection device according to claim 6, wherein: the pressure wheel piece (33) is a tension spring or a pressure spring arranged between the swing arm (31) and the main hanging carrier part (1).
9. The paddy field tractor slip and sag depth detection device according to claim 5, wherein: the wheel surface of the speed measuring wheel (41) is provided with an anti-skid bulge (411).
10. The paddy field tractor slip and sag depth detection apparatus according to any one of claims 1 to 9, wherein: the wireless transmission module can transmit the detection data and/or the data processed by the detection data processing module (5) to an upper computer or a mobile terminal.
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| CN202011235541.4A CN112326268A (en) | 2020-11-06 | 2020-11-06 | Paddy field tractor slips rate and sunken degree detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011235541.4A CN112326268A (en) | 2020-11-06 | 2020-11-06 | Paddy field tractor slips rate and sunken degree detection device |
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| CN112326268A true CN112326268A (en) | 2021-02-05 |
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| CN202011235541.4A Pending CN112326268A (en) | 2020-11-06 | 2020-11-06 | Paddy field tractor slips rate and sunken degree detection device |
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Application publication date: 20210205 |