CN204855547U - Quick -witted PE of reel formula sprinkling irrigation pipe translation rate detection device - Google Patents
Quick -witted PE of reel formula sprinkling irrigation pipe translation rate detection device Download PDFInfo
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- CN204855547U CN204855547U CN201520533392.8U CN201520533392U CN204855547U CN 204855547 U CN204855547 U CN 204855547U CN 201520533392 U CN201520533392 U CN 201520533392U CN 204855547 U CN204855547 U CN 204855547U
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- pipe
- roller shaft
- roller
- sprinkling irrigation
- translational speed
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Abstract
The utility model provides a quick -witted PE of reel formula sprinkling irrigation pipe translation rate detection device belongs to the quick -witted technical field of reel formula sprinkling irrigation, quick -witted PE of reel formula sprinkling irrigation pipe translation rate detection device includes the pipe rack, the rolle, the roller shaft, still include the encoder, a bearing, spring application device and signal detecting system, gyro wheel and the coaxial fixed connection of roller shaft, the pipe rack passes through bearing support rolls and roller shaft, encoder and roller shaft fixed connection, signal detecting system is connected with the encoder electricity, the spring application device is exerted pressure to the quick -witted PE of reel formula sprinkling irrigation pipe, make PE pipe and gyro wheel in close contact with, the PE pipe drives the gyro wheel when moving and rotates, the PE pipe does not have relative slippage with the gyro wheel, the gyro wheel rotates and drives the roller shaft rotation, the rotation of roller shaft makes the encoder produce pulse signal, signal detecting system confirms the translation rate of PE pipe according to pulse signal. The utility model discloses reliability and accuracy and precision are high, can the real -time measurement.
Description
Technical field
The utility model belongs to reel sprinkling irrigation machine technical field, is specifically related to a kind of reel sprinkling irrigation machine PE pipe translational speed pick-up unit.
Background technology
Reel sprinkling irrigation machine is the middle-size and small-size irrigation machinery that a kind of automaticity is higher, and unit area investment is low, and widely use on China northeast, northwest and other places, its automaticity improves constantly in recent years.In the research of irrigation sprinkler, Chinese scholars is all studied the homogeneity of reel sprinkling irrigation machine, agricultural mechanical journal " sprinkling irrigation and flexible pipe irrigation dual-purpose unit rainfall distribution characteristics and test " o. 11th in 2009 have studied rainfall distribution characteristics and the influence factor thereof of the truss-like sprinkler with reel adopting refraction sprinkler and flexible pipe to irrigate, and points out that the walking speed of douche is one of principal element affecting unit water distribution homogeneity.Therefore, particularly important to the monitoring of irrigation sprinkler PE pipe and sprinkler car recovery speed.
Along with the raising of irrigation sprinkler automaticity, recent year scholar proposes other drive unit except hydroturbine, agricultural research " research of pipe crimping type sprinkling machine capstan speed automatic control system " the 1st phase in 2007 adopts 51 Single-chip Controlling driving stepper motor reels, achieves the adjustment of sprinkler car speed; Agricultural research " development of translation type sprinkler Driven by Solar Energy automaton " the 8th phase in 2014 adopts DC servo motor to drive sprinkler car and reel motion in reel sprinkling irrigation machine group.The detection needing to carry out sprinkler car or PE pipe speed when sprinkler car speed reclaims and controls is realized adopting electric drive.In addition, in reel sprinkling irrigation machine actual moving process, user often wishes to know that the travelling speed of irrigation sprinkler is to estimate irrigation sprinkler remaining working time.
Reclaiming speed for detecting field PE pipe, the rotating speed and PE tube layer number that detect reel can be adopted simultaneously, then realize through calculating this indirect measurement method.Utility model patent 201510015574.0 discloses a kind of velocity measuring device, adopts a Hall element to detect the rotating speed of reduction gear box velocity measuring shaft, is converted to the rotating speed of reel according to ratio of gear; The interaction of the magnet put with guiding leading screw by the Hall switch being arranged on capstan winch bracing frame both sides respectively judges PE tube layer number, in conjunction with the linear velocity of reel rotating speed and winding radius calculating field PE pipe corresponding to PE tube layer number.Utility model patent 201510385631.4, based on indirect measurement method, proposes a kind of PE tube layer number pick-up unit, improves the reliability of indirect inspection.But, adopt indirect method to measure field PE pipe speed to need to measure reel rotating speed and PE tube layer number simultaneously, according to backrush radius during the different number of plies, reel rotating speed is converted to the linear velocity of PE pipe, its accuracy of measurement and precision are all lower, need Liang Zhong testing agency and to take processor resource larger.
Utility model content
Order of the present utility model is to overcome the deficiencies in the prior art, and provides a kind of reliability high, accuracy in detection and the high reel sprinkling irrigation machine PE pipe translational speed pick-up unit of precision, realizes direct measurement and the display in real time of field PE pipe translational speed.
The technical solution of the utility model is: a kind of reel sprinkling irrigation machine PE pipe translational speed pick-up unit, comprise pipe rack 1, roller 2 and roller shaft 3, it is characterized in that, also comprise scrambler 4, spring attachment 8 and signal detection system 5, described roller 2 is coaxially fixedly connected on described roller shaft 3, described roller shaft 3 is rotatably connected on described pipe rack 1, the side of described pipe rack 1 is provided with scrambler 4, described scrambler 4 is fixedly connected with described roller shaft 3, and described scrambler 4 is electrically connected with described signal detection system 5; Described pipe rack 1 is also installed with spring attachment 8, and described spring attachment 8, for applying pressure to reel sprinkling irrigation machine PE pipe 6, makes described PE pipe 6 and described roller 2 close contact; Described PE pipe 6 drives described roller 2 to rotate when moving, described PE pipe 6 does not have Relative sliding with described roller 2, described roller 2 rotates and drives described roller shaft 3 to rotate, the rotation of described roller shaft 3 makes described scrambler 4 produce pulse signal, and described signal detection system 5 determines the translational speed of described PE pipe 6 according to pulse signal.
Further, described signal detection system 5 comprises power module 9, signal processing module 10, one-chip computer module 11 and display module 12; Described power module 9 is for power supply; Described scrambler 4 produces the pulse signal of different frequency according to the change of described PE pipe 6 translational speed, described pulse signal is processed into full sized pules signal by described signal processing module 10, described one-chip computer module 11 reads the frequency of described full sized pules signal, calculate described PE pipe 6 translational speed according to the relation between described PE pipe 6 translational speed and described pulse signal frequency, and control the translational speed of the described PE pipe 6 of the real-time display of described display module 12.
Further, described roller 2 radial section has a groove, and described PE pipe is positioned at described roller 2 groove, and described groove is for preventing the slip of described PE pipe in roller shaft 3 direction.
Further, described spring attachment 8 comprises fixed bar 13, Compress Spring 14, movable sleeve 15 and limited block 16, one end of described fixed bar 13 is fixedly connected on described pipe rack 1, the other end is fixedly connected with limited block 16, it is inner that described limited block 16 is arranged on movable sleeve 15, and described movable sleeve 15 to be socketed on fixed bar 13 and can to slide along described fixed bar 13; Described fixed bar 13 is also socketed with Compress Spring 14, and one end and the described movable sleeve 15 of described Compress Spring 14 abut against, and its elastic force makes movable sleeve 15 compress described PE pipe 6 on described roller 2.
The beneficial effects of the utility model are: compared with prior art the utility model directly can measure the translational speed of field PE pipe, by being the rotary motion of roller by the transform linear motion of field PE pipe, scrambler can be used to measure the rotating speed of roller to calculate the linear velocity of field PE pipe, realize the real-time measurement of field PE pipe translational speed, overcome in prior art low by reliability during indirect measure, accuracy of measurement and precision low, need Liang Zhong testing agency is installed simultaneously and take the larger deficiency of processor resource, this PE pipe speed detector reliability is high, accuracy of measurement and precision high, can measure in real time, for the measurement of reel sprinkling irrigation machine PE pipe translational speed provides a kind of effective directly measurement scheme.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is that the utility model PE pipe translational speed calculates schematic diagram.
Fig. 3 is the structural representation of the utility model spring attachment.
Fig. 4 is the utility model signal detection system structural representation.
In figure, 1, pipe rack; 2, roller; 3, roller shaft; 4, scrambler; 5, signal detection system; 6, PE pipe; 7, bearing; 8, spring attachment; 9, power module; 10, signal processing module; 11, one-chip computer module; 12, display module; 13, fixed bar; 14, Compress Spring; 15, movable sleeve; 16, limited block.
Embodiment
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail, but protection domain of the present utility model is not limited to this.
Be illustrated in figure 1 the embodiment of the utility model reel sprinkling irrigation machine PE pipe translational speed pick-up unit, comprise pipe rack 1, roller 2, roller shaft 3, also comprise scrambler 4, bearing 7, spring attachment 8 and signal detection system 5, described roller 2 is coaxially fixedly connected with described roller shaft 3, described pipe rack 1 supports described roller 2 and roller shaft 3 by described bearing 7, described scrambler 4 is fixedly connected with described roller shaft 3, described signal detection system 5 is electrically connected with described scrambler 4, described spring attachment 8 pairs of reel sprinkling irrigation machine PE pipes 6 apply pressure, make described PE pipe 6 and described roller 2 close contact, described PE pipe 6 drives described roller 2 to rotate when moving, described PE pipe 6 does not have Relative sliding with described roller 2, described roller 2 rotates and drives described roller shaft 3 to rotate, the rotation of described roller shaft 3 makes described scrambler 4 produce pulse signal, described signal detection system 5 determines the translational speed of described PE pipe 6 according to described pulse signal.Described roller 2 radial section has a groove, and described PE pipe is positioned at described roller 2 groove, thus prevents described PE pipe in the slip in described roller shaft 3 direction.Described roller 2 adopts nylon material.
As shown in Figure 2, the concave surface of described roller 2 and described PE pipe 6 have two symmetrical contact points, and these two contact points are r to the distance of described roller shaft 3 center line
1, then the movement speed v of described PE pipe 6 is:
v＝2πr
1n(1)
Wherein, n is the rotating speed of described roller 2, and unit is revolutions per second; r
1for contact point is to the distance of roller shaft 3 center line, unit is rice; V is the translational speed of described PE pipe 6, and unit is meter per second.
Be illustrated in figure 3 the structural representation of spring attachment 8, comprise fixed bar 13, Compress Spring 14, movable sleeve 15 and limited block 16, described fixed bar 13 one end is fixedly connected with described pipe rack 1, and the other end is fixedly connected with described limited block 16, described Compress Spring 14 is enclosed within described fixed bar 13, described movable sleeve 15 can be axially movable along described fixed bar 13, and the elastic force of described Compress Spring 14 is applied on described movable sleeve 15, makes movable sleeve 15 compress described PE pipe 6 on described roller 2.The object arranging spring attachment 8 is the PE pipe 6 in order to compress different-diameter, thus PE pipe 6 is effectively contacted with roller 2, the rectilinear movement of PE pipe 6 is changed into the rotary motion of roller 2, slippage does not occur.The scope of activities of limited block 16 pairs of movable sleeves 15 limits, and makes Compress Spring 14 all be in compressive state in the scope of activities of movable sleeve 15, and can be applicable to the PE pipe 6 of different tube diameters.
As shown in Figure 4, described signal detection system 5 comprises power module 9, signal processing module 10, one-chip computer module 11 and display module 12.Described power module 9, for power supply, adopts accumulator, after the voltage stabilizing of voltage stabilizing chip, give each module for power supply; Described scrambler 4 produces the pulse signal of different frequency according to the change of PE pipe translational speed, described pulse signal is processed into full sized pules signal by described signal processing module 10, described one-chip computer module 11 reads the frequency of described full sized pules signal, calculate described PE pipe translational speed according to the relation between described PE pipe translational speed and described pulse signal frequency, and control the translational speed of described display module 12 real-time display PE pipe.Described scrambler 4 preferably have employed photoelectric encoder, its resolution is for often to turn 200 pulses, described signal processing module 10 preferably have employed photo-coupler PC817 and peripheral cell composition thereof, the pulse signal that described scrambler 4 exports is converted into the full sized pules signal that described one-chip computer module 11 receives, and prevent the introducing of undesired signal, described one-chip computer module 11 preferably adopts MSP430F149, and described display module 12 preferably have employed 1206 LCDs.
Embodiment one:
Described one-chip computer module 11 adopt timing to detect method that umber of pulse calculates roller 2 rotating speed, have detected the umber of pulse of photoelectric encoder in Δ t second, be designated as p, the umber of pulse that the photoelectric encoder adopted often turns is p
0=200; Rotating speed n=p/ (the p of the described roller 2 then recorded
0Δ t), the translational speed of the described PE pipe recorded is:
001"/>
Embodiment two:
Described one-chip computer module 11 adopts catches method calculating roller 2 rotating speed that photoelectric encoder exports a PRT.Detect that the time of a recurrence interval is t
1, the umber of pulse that the photoelectric encoder adopted often turns is p
0=200; Rotating speed n=1/ (the p of the described roller 2 then recorded
0t
1), the translational speed of the described PE pipe recorded is:
002"/>
Described embodiment is preferred embodiment of the present utility model; but the utility model is not limited to above-mentioned embodiment; when not deviating from flesh and blood of the present utility model, any apparent improvement that those skilled in the art can make, replacement or modification all belong to protection domain of the present utility model.
Claims (4)
1. a reel sprinkling irrigation machine PE pipe translational speed pick-up unit, comprise pipe rack (1), roller (2) and roller shaft (3), it is characterized in that, also comprise scrambler (4), spring attachment (8) and signal detection system (5), described roller (2) is coaxially fixedly connected on described roller shaft (3), described roller shaft (3) is rotatably connected on described pipe rack (1), the side of described pipe rack (1) is provided with scrambler (4), described scrambler (4) is fixedly connected with described roller shaft (3), described scrambler (4) is electrically connected with described signal detection system (5), described pipe rack (1) is also installed with spring attachment (8), described spring attachment (8) applies pressure for managing (6) to reel sprinkling irrigation machine PE, makes described PE manage (6) and described roller (2) close contact, described PE pipe (6) drives described roller (2) to rotate time mobile, described PE pipe (6) does not have Relative sliding with described roller (2), described roller (2) rotates and drives described roller shaft (3) to rotate, the rotation of described roller shaft (3) makes described scrambler (4) produce pulse signal, according to pulse signal, described signal detection system (5) determines that described PE manages the translational speed of (6).
2. reel sprinkling irrigation machine PE pipe translational speed pick-up unit according to claim 1, it is characterized in that, described signal detection system (5) comprises power module (9), signal processing module (10), one-chip computer module (11) and display module (12);
Described power module (9) is for power supply;
The pulse signal of the change generation different frequency of (6) translational speed managed by described scrambler (4) according to described PE, described pulse signal is processed into full sized pules signal by described signal processing module (10), described one-chip computer module (11) reads the frequency of described full sized pules signal, calculate described PE according to the described PE relation of managing between (6) translational speed and described pulse signal frequency and manage (6) translational speed, and control the translational speed of described PE pipe (6) of described display module (12) display in real time.
3. reel sprinkling irrigation machine PE pipe translational speed pick-up unit according to claim 1, it is characterized in that, described roller (2) radial section has a groove, and described PE pipe is positioned at described roller (2) groove, and described groove is used for the slip preventing described PE pipe in roller shaft (3) direction.
4. the reel sprinkling irrigation machine PE pipe translational speed pick-up unit according to claim 1 or 2 or 3, it is characterized in that, described spring attachment (8) comprises fixed bar (13), Compress Spring (14), movable sleeve (15) and limited block (16), one end of described fixed bar (13) is fixedly connected on described pipe rack (1), the other end is fixedly connected with limited block (16), it is inner that described limited block (16) is arranged on movable sleeve (15), and described movable sleeve (15) is socketed in fixed bar (13) and goes up and can slide along described fixed bar (13); Described fixed bar (13) is also socketed with Compress Spring (14), one end and the described movable sleeve (15) of described Compress Spring (14) abut against, and its elastic force makes movable sleeve (15) compress described PE and manages (6) on described roller (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520533392.8U CN204855547U (en) | 2015-07-21 | 2015-07-21 | Quick -witted PE of reel formula sprinkling irrigation pipe translation rate detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520533392.8U CN204855547U (en) | 2015-07-21 | 2015-07-21 | Quick -witted PE of reel formula sprinkling irrigation pipe translation rate detection device |
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| Publication Number | Publication Date |
|---|---|
| CN204855547U true CN204855547U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520533392.8U Expired - Fee Related CN204855547U (en) | 2015-07-21 | 2015-07-21 | Quick -witted PE of reel formula sprinkling irrigation pipe translation rate detection device |
Country Status (1)
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|---|---|
| CN (1) | CN204855547U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021841A (en) * | 2015-07-21 | 2015-11-04 | 江苏大学 | Reel type sprinkling irrigation machine PE pipe moving speed detection device |
| CN105717951A (en) * | 2016-03-24 | 2016-06-29 | 山东省农业机械科学研究院 | Intelligent and accurate control system and control method for irrigation amount of reeling type sprinkling machine |
| CN114208637A (en) * | 2021-12-13 | 2022-03-22 | 江苏大学 | PE pipe operation monitoring device and monitoring method for reel type sprinkler |
-
2015
- 2015-07-21 CN CN201520533392.8U patent/CN204855547U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021841A (en) * | 2015-07-21 | 2015-11-04 | 江苏大学 | Reel type sprinkling irrigation machine PE pipe moving speed detection device |
| CN105717951A (en) * | 2016-03-24 | 2016-06-29 | 山东省农业机械科学研究院 | Intelligent and accurate control system and control method for irrigation amount of reeling type sprinkling machine |
| CN105717951B (en) * | 2016-03-24 | 2018-05-29 | 山东省农业机械科学研究院 | Reel sprinkling irrigation machine irrigation quantity intelligent accurate control system and control method |
| CN114208637A (en) * | 2021-12-13 | 2022-03-22 | 江苏大学 | PE pipe operation monitoring device and monitoring method for reel type sprinkler |
| CN114208637B (en) * | 2021-12-13 | 2023-08-22 | 江苏大学 | PE pipe operation monitoring device and monitoring method for reel type sprinkler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20190721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |