CN204762613U - Automatic control device is irrigated in paddy field - Google Patents
Automatic control device is irrigated in paddy field Download PDFInfo
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- CN204762613U CN204762613U CN201520528050.7U CN201520528050U CN204762613U CN 204762613 U CN204762613 U CN 204762613U CN 201520528050 U CN201520528050 U CN 201520528050U CN 204762613 U CN204762613 U CN 204762613U
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Abstract
The utility model discloses an automatic control device is irrigated in paddy field belongs to water level automatic control field. It is including normally opening electromagnetic relay and normally opening electromagnetic relay controlling means, it includes horizontal mount to normally open electromagnetic relay controlling means, balance frame and vertical mount, horizontal mount is fixed on vertical mount, there is the pin joint of balance frame the below on vertical, a balance frame left side, right side both ends are equipped with first cask and second cask respectively, the both ends of horizontal mount are equipped with first cushion and second cushion respectively, the length of first cushion equals the perpendicular distance between horizontal mount and the balance frame, the length decision paddy field of second cushion is the highest, the lowest water level is poor, contact switch and electromagnetic water valve constitute control circuit, control pump electromotor's switching. The utility model discloses ingenious lever principle and the siphon principle of utilizing, lowest water level, the highest water level of accurate adjustment field water level prevent that the pump electromotor switch is frequent, reduce circuit and pump electromotor's fault rate, the practicality is strong.
Description
Technical field
The invention belongs to water level automation field, more particularly, relate to a kind of automatic control device for water paddy irrigation.
Background technology
At present, the phenomenon of China's water scarcity more highlights, all trades and professions are all at implementation water-saving technology, and agricultural water is wide, amount large, because the existing field irrigation facility of China falls behind, the automaticity of irrigation rig is very low, adds agricultural water extensive management, the agricultural water availability of current China is less than 50%, and agricultural water wasting phenomenon is very serious.In January, 2012, State Council has issued " suggestion about carrying out most stringent water resources management system ", in order to improve the availability of agricultural water, improve field irrigation basis to implement, realize the effective management and control to field irrigation, save agricultural water, ensure agricultural water safety, imperative.In the process carrying out Modern New agricultural planting, the Precision Irrigation carrying out farmland is the inevitable requirement realizing water-saving irrigation, and to field irrigation, especially the drainage pattern that enters in paddy field carries out precisely controlling being the basis that Optimal Irrigation manages.
Although there are some automatic control device for irrigations, many complex structures at present, cost is high, easy break-down, have impact on popularization.Therefore the many Artificial Control pumping motors that still adopts in China rural area are irrigated now, and can not pour water and cause paddy field to dry up, or could not close pumping motor in time, water in field cross flow causes waste on time.Chinese patent application day is on July 23rd, 2008, Authorization Notice No. is that the utility model of CN201222917Y discloses a kind of automatic rice paddy irrigation system, in water inlet pipe one end import department, water fender, garbage barrier net, water inlet pipe are installed, other end outlet upper end, position is provided with wheeling support, it installs drive, rope is had in drive race, its one end is provided with sealing ball and is connected in below outlet pipe, sealing ball lower end part is connected with weight, the other end connects the float be located in tank, but this automatic rice paddy irrigation system at water level lower than inapplicable during paddy field.Chinese patent application day is on March 16th, 2011, application publication number is that the patent application document of CN102172202A discloses a kind of water paddy irrigation water drainage automatic control device, comprise water lev el control cabinet, the sidewall of water lev el control cabinet arranges water inlet pipe and drainpipe, seal cover is installed in the openend that drainpipe stretches to water lev el control cabinet inside, and seal cover is connected to the bottom of ball float through stay cord; Electromagnetic relay is placed at water lev el control cabinet top, electromagnetic relay is connected with water pump, the madial wall secured adjusted plate of water lev el control cabinet, adjustable plate contacts with the contact switch of electromagnetic relay, but the water paddy irrigation water drainage automatic control device of this invention does not control the device of peak level and lowest water level, cause the frequent easily loss of pumping motor start, and the contact switch controlling pumping motor is longer from touching the completely closed time experienced, and causes switch contact easily to damage.Chinese patent application day is on March 25th, 2010, Authorization Notice No. is that the patent application document of CN201657669U discloses a kind of automatic rice paddy irrigation system, comprise immersible pump, one end of immersible pump is connected with water pipe, its structural feature is that immersible pump is connected by wire with primary control box, and primary control box is connected by wire with level sensor; Be provided with water level switch and lower water level switch in level sensor, upper water level switch is positioned at the top of lower water level switch, and upper water level switch is connected by wire with primary control box respectively with lower water level switch; Be provided with transformer, rectification circuit and master control borad in described primary control box, transformer, rectification circuit are connected by wire successively with master control borad; Described master control borad comprises regulator block, single-chip microcomputer, triode and relay, regulator block is connected by circuit board with single-chip microcomputer, relay respectively, single-chip microcomputer, triode are connected by circuit board successively with relay, but the automatic rice paddy irrigation system structure of this utility model is too complicated, use cost is very high, cannot promote the use of in rural area.
Summary of the invention
1. the problem that will solve
Poor practicability, high in cost of production problem is there is for existing automatic rice paddy irrigation system, the invention provides a kind of automatic control device for water paddy irrigation, comprise and often drive electromagnetic relay and Chang Kai electromagnetic relay control device, ingeniously utilize lever principle and siphon principle, lowest water level, the peak level of accurate adjustment field water level, prevent pumping motor switch frequent, reduce the fault rate of circuit and pumping motor.
2. technical scheme
In order to solve the problem, the technical solution adopted in the present invention is as follows:
A kind of automatic control device for water paddy irrigation, comprise and often drive electromagnetic relay and Chang Kai electromagnetic relay control device, described electromagnetic relay control device of often opening comprises horizontal fixed mount, it flatrack and vertical fixed mount, described vertical fixed mount is vertically fixed on ground, described horizontal fixed mount is horizontally fixed on the top of vertical fixed mount, described sky flatrack is movably connected on the top of vertical fixed mount, the two ends of described sky flatrack are provided with the first bucket and the second bucket, flexible pipe is provided with in the second described bucket, one end of flexible pipe is arranged in the second bucket, horizontal fixed mount is provided with the first cushion block near one end of the first bucket, horizontal fixed mount is provided with the second cushion block near one end of the second bucket, the first described cushion block and the second cushion block are between horizontal fixed mount and sky flatrack, the described operating circuit often driving electromagnetic relay is connected to high voltage source and pumping motor, the control circuit often driving electromagnetic relay comprises low-tension supply and contact switch, described contact switch comprises screw, spring and metal copper sheet, described spring housing is on screw, described screw comprises the first screw and the second screw, the first described screw and the second screw are located at the below of the second cushion block, described metal copper sheet is located at horizontal fixed mount one end near the second bucket, corresponding with the position of the first screw and the second screw.
Preferably, described first bucket is equal apart from the length that sky flatrack is flexibly connected a little with the second bucket; Shape, the specification of described first bucket and the second bucket are all identical, and be all cylindrical, the first bucket is provided with bung and prevents moisture from evaporating, and covers and is provided with water injection hole, seal with adhesive tape; Second bucket is not added a cover.
Preferably, the length of the first described cushion block equals the vertical range between horizontal fixed mount and sky flatrack.
Preferably, the length of described metal copper sheet is greater than the distance between the first screw and the second screw; Electric insulation between first screw and the second screw; Electric insulation between metal copper sheet and sky flatrack.
Preferably, be provided with through hole bottom the second described bucket, one end of flexible pipe is arranged in the second bucket through through hole, seals between flexible pipe and through hole.
Preferably, the length that described horizontal fixed mount is provided with one end of the second cushion block is longer than sky flatrack, and length difference is at least the radius of the second bucket.
Preferably, described flexible pipe is suspended on the end that horizontal fixed mount is provided with second cushion block one end, and one end of flexible pipe is arranged in the water of the second bucket and does not contact with bucket handle with sky flatrack, the second bucket bucket wall.
Preferably, described vertical fixed mount is square shape structure, is formed by four wide Plate Weldings, and two steel plates wherein perpendicular to ground are longer than the two piece steel plates of level in ground.
Preferably, described flexible connection is pivot joint, and vertical fixed mount is provided with bearing holder (housing, cover), and sky flatrack is provided with bearing, and bearing is connected with bearing holder (housing, cover).
The using method of above-mentioned a kind of automatic control device for water paddy irrigation, the steps include:
(1) above-mentioned a kind of automatic control device for water paddy irrigation is arranged on the side in paddy field, the surrounding in paddy field is provided with ditch, and paddy field is communicated with the water in ditch, and the connectivity part in paddy field and ditch is provided with Turbogrid plates, is arranged in ditch by the other end of flexible pipe;
(2) set the lowest water level h1 in paddy field: clamp flexible pipe with tongs, after the first bucket end of sky flatrack is against the first cushion block, add water in the second bucket, in the second bucket water surface elevation namely for this reason device can be the lowest water level h1 that paddy field provides; Then added water in the first bucket by water injection hole, be added to a day flatrack two ends stress balance always and add water till namely the first bucket end drop again, seal water filling port with adhesive tape, open tongs;
(3) peak level h2 and the highest lowest water level difference △ H in paddy field is set: set during sky flatrack level by screw to the vertical range of metal copper sheet as △ H, then the highest lowest water level difference in paddy field is △ H, and peak level h2 is h1 and △ H sum of the two; So the vertical thickness of selected second cushion block just indirectly can set peak level h2 and the highest lowest water level difference △ H in paddy field;
(4) after opening the tongs on flexible pipe, if now the water level in paddy field is lower than the lowest water level h1 in the paddy field set by device, water then in the second bucket is flowed out by flexible pipe, it flatrack tilts, spring and screw contact with metal copper sheet in succession, and when spring contacts with metal copper sheet, namely the control circuit often driving electromagnetic relay is communicated with, then operating circuit is communicated with, and pumping motor is started working;
(5) after pumping motor is started working, water level in paddy field rises gradually, water level in ditch also rises thereupon, water in ditch flows in the second bucket by flexible pipe, until when the second bucket end of sky flatrack and the first bucket end stress balance, sky flatrack recovers level, and the control circuit often driving electromagnetic relay disconnects, then operating circuit disconnects, and pumping motor quits work;
(6) regulate lowest water level h1 and the peak level h2 in paddy field: change the depth of water in the first bucket, in the first bucket, the depth of water often changes △ h, the paddy field lowest water level h1 that device provides and peak level h2 changes the height of △ h accordingly simultaneously.
Operation principle of the present invention: the same day, flatrack was in level, if now screw is △ H to the vertical range of metal copper sheet, now the second bucket end of sky flatrack is stressed is more than or equal to the first bucket end, but due to the effect of the first cushion block, sky flatrack keeps level; Along with the consumption of paddy field moisture, paddy field water level declines gradually, and ditch middle water level also declines thereupon, so have water to be flowed out by flexible pipe in the second bucket, the stressed continuous decrease of balance second bucket end, until balance two ends stress balance, now paddy field, ditch and the second bucket reach lowest water level h1; Then, in second bucket, water continues to run off, second bucket one end of it flatrack starts to rise, because the water level in the second bucket, ditch and paddy field reaches unanimity at any time, so the rising of the second bucket exacerbates again the loss of water in bucket, therefore the rising of the second bucket is an irreversible accelerator, finally, spring is contacting metal copper sheet first, then screws contact metal copper sheet, and the second bucket end of sky flatrack stops rising; Known, the second bucket now rises the height of △ H, and the water in the second bucket have dropped the degree of depth of △ H; From spring, contacting metal copper sheet starts, and control circuit is communicated with, and then operating circuit starts to be communicated with, and pumping motor starts to draw water and enters paddy field; Paddy field water level starts to rise, so have water to begin through flexible pipe flow into the second bucket; After paddy field middle water level rises △ H height, because the water level in the second bucket, ditch and paddy field reaches unanimity at any time, so the water level in the second bucket also rises △ H, in the second bucket, the depth of water adds △ H, balance two ends stress balance; So the second bucket starts to decline, control circuit disconnects, and then operating circuit also disconnects, and pumping motor quits work, and paddy field water level stops rising; Because the water level in the second bucket, ditch and paddy field reaches unanimity at any time, so the decline of the second bucket exacerbates again ditch Zhong Shui enter the second bucket, therefore the decline of the second bucket is an irreversible accelerator, until the first bucket end of sky flatrack has been against on the first cushion block, now sky flatrack is the level of state, flatrack second bucket end is stressed is greater than the first bucket end for it, and now paddy field, ditch and the second bucket reach peak level h2, and the water-head of peak level h2 and lowest water level h1 is △ H.
3. beneficial effect
Compared to prior art, beneficial effect of the present invention is:
(1) automatic control device for water paddy irrigation of the present invention, has peak level and lowest water level, prevents pumping motor switch frequent, reduces the fault rate of circuit and pumping motor; Again because paddy field area is much larger than the water area of the second bucket, it is very little that the water-head of peak level and lowest water level can be arranged, also can not frequently switching on and shutting down;
(2) sky of the present invention flatrack is always stably in two kinds of limiting conditions, can not stop at intermediateness place, the motion of it flatrack between two limiting conditions is accelerator, thus the point cantact of the contact of the contact switch of control circuit is very short to the time contacted completely, switch contact is not easy spark eroding, and easily there is spark eroding damage in the contact switch of general ball float control circuit, this is because stop can be stablized in any position of ball float between peak level and lowest water level, cause contact switch oversize to the completely closed time from point cantact, easy generation electric spark,
(3) sky of the present invention flatrack is always stably in two kinds of limiting conditions, and sky flatrack can not stop at intermediateness place, and thus control accuracy improves greatly than ball float controlling switch;
(4) the present invention is by the vertical thickness of the depth of water in change first bucket, the second cushion block, can set easily and accurately and regulate the lowest water level of field water level, peak level and the highest lowest water level poor;
(5) paddy field of the present invention automaton is rational in infrastructure, easy to use, and cost is low, and applicability is strong.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of automatic rice paddy irrigation system of the present invention;
Fig. 2 is the C direction view after vertical fixed mount, sky flatrack, horizontal fixed mount, the first cushion block, the second cushion block and the contact switch in Fig. 1 fits together;
Fig. 3 is horizontal fixed mount, the first cushion block in Fig. 1, the second cushion block, screw together with spring assembling after A direction view;
Fig. 4 for the sky flatrack shown in Fig. 1, bearing, metal copper sheet etc. fit together after B direction view;
Fig. 5 is the schematic diagram of the automatic rice paddy irrigation system of the embodiment of the present invention two.
In figure: 101, the first cushion block; 102, horizontal fixed mount; 103, sky flatrack; 104, bearing; 105, bearing holder (housing, cover); 106, incoming road electric wire; 107, outlet electric wire; 108, the first screw; 111, the first bucket; 112, vertical fixed mount; 113, flexible pipe; 114, the second bucket; 115, ditch; 116, paddy field; 121, the second cushion block; 122, the second screw; 123, spring; 124, metal copper sheet; 125, pumping motor; 126, Turbogrid plates; 141, often electromagnetic relay is driven; 142, high voltage source; 143, low-tension supply.
Embodiment
Below in conjunction with specific embodiment, the present invention is described further.
Embodiment 1
A kind of automatic rice paddy irrigation system, as shown in figures 1-4, comprise vertical fixed mount 112, horizontal fixed mount 102, sky flatrack 103, first cushion block 101, second cushion block 121, first bucket 111, second bucket 114, flexible pipe 113, ditch 115, Turbogrid plates 126, pumping motor 125, low-tension supply 143, high voltage source 142 and Chang Kai electromagnetic relay 141; Wherein, vertical fixed mount 112 vertical ground, horizontal fixed mount 102 is horizontally fixed on vertical fixed mount 112 topmost, has day flatrack 103 to be articulated on vertical fixed mount 112 below horizontal fixed mount 102, and horizontal fixed mount 102 keeps setpoint distance with sky flatrack 103 on vertical fixed mount 112; They flatrack 103 two ends can be done and freely up and down be swung, it flatrack 103 is centered by the tie point of itself and vertical fixed mount 112, two ends are isometric, the first bucket 111 and the second bucket 114 is provided with at same distance place, sky flatrack 103 two ends, the shape specification of two buckets is identical, is all cylindrical, all water is housed, first bucket 111 and the second bucket 114 are suspended on day flatrack 103 two ends by rope, and the rope length connecting bucket and sky flatrack is equal; How many water yields of the first bucket 111 determines lowest water level and the peak level in paddy field 116, and the first bucket 111 is added a cover and prevented moisture from evaporating, and bung is provided with water injection hole, and water injection hole adhesive tape seals, and the second bucket is not added a cover; First cushion block 101 is fixed on the lower surface of the horizontal fixed mount 102 in the first bucket 111 direction vertically downward, the vertical length of the first cushion block 101 equals horizontal fixed mount 102 and the distance of sky flatrack 103 on vertical fixed mount 112, therefore when the same day, flatrack 103 was against the first cushion block 101, sky flatrack 103 level; Second cushion block 121 is fixed on the lower surface of the horizontal fixed mount 102 in the second bucket 114 direction vertically downward, the second cushion block 121 be isolation material as timber, setting vertical length, this vertical length determines that the highest lowest water level in paddy field 116 is poor; Contact switch comprises screw, spring 123 and metal copper sheet 124; Screw has two, is fixedly mounted on the lower surface of the second cushion block 121, and wherein first screw 108 fetches road electric wire 106, second screw 122 and connect outlet electric wire 107, two screw mutually insulateds, therefore electric wire is in this open circuit; Spring 123 is conducting metal material, is enclosed within screw, and is welded on screw, spring 123 is longer than screw, and part exposes the second cushion block surface, because when the same day, flatrack 103 propped up horizontal fixed mount 102, the two is in a certain angle, and spring 123 can ensure that two screw institute connection circuits can be communicated with; Metal copper sheet 124 is fixedly mounted on the upper surface of the sky flatrack 103 below the second cushion block, copper sheet 124 and sky flatrack 103 electric insulation, position, the spacing of the position of copper sheet 124, length and two screws are corresponding, therefore the same day flatrack 103 second bucket 114 one end rise to when starting to prop up the second cushion block 121, copper sheet 124 can be communicated with two screw institute connection circuits; The same day, second bucket 114 one end of flatrack 103 rose to when starting to prop up the second cushion block 121, and spring 123 at first contacting metal copper sheet 124 plays the effect of connection circuit, is then only screw and props up metal copper sheet 124 connecting circuit; Control the contact switch often driving electromagnetic relay 141, often open the electromagnet on electromagnetic relay 141, low-tension supply 143 three forms low-voltage control circuit together; Contact switch composition high-pressure work circuit on high voltage source 142, pumping motor 125 and Chang Kai electromagnetic relay 141; Through hole is provided with bottom second bucket 114, one end of flexible pipe 113 is arranged in the second bucket 114 through through hole, the part of flexible pipe 113 at the bottom of 114 barrels, the second bucket keeps relaxed state and seals between flexible pipe 113 and through hole, the water in the second bucket 114 is connected in flexible pipe 113 one end, the other end is water from connection ditch, bottom, ditch 115, and the second bucket 114 and ditch 115 middle water level are reached unanimity at any time; Ditch 115 and paddy field 116 separate by Turbogrid plates 126, and Turbogrid plates 126 are covered with the filters such as gauze, and in ditch 115, in water and paddy field 116, water can freely pass through, and the two water level reaches unanimity at any time.
Vertical fixed mount 112 is square shape structure, vertical ground, and four wide Plate Weldings form, and two length two are short, and two steel plates wherein perpendicular to ground are longer, and the two piece steel plates of level in ground are shorter, under vertical fixed mount 112 lower end is fixed on concrete floor; In the middle and upper part of vertical fixed mount 112, the inner side symmetric position of the steel plate of two vertical grounds respectively has a bearing holder (housing, cover) 105, and sky flatrack 103 is connected with the bearing holder (housing, cover) 105 on vertical fixed mount 112 by bearing 104, and sky flatrack 103 two ends can swing up and down flexibly.
Horizontal fixed mount 102 is cuboid, and electric insulation material, as timber, is fixed on four screws on the horizontal steel plate of vertical fixed mount 112 upper end, therefore the sky flatrack 103 when being parallel to level; The material of horizontal fixed mount 102 and thickness will ensure that horizontal fixed mount 102 is hard and not bend.It flatrack 103 is cuboid, and electric insulation material is as timber, and cross section rectangle, under the firm unbending condition of guarantee, thickness is as far as possible thin, and sky flatrack 103 centre bit is equipped with bearing 104 and passes.
The course of work of the present embodiment is: as shown in Figure 1, now horizontal fixed mount 102 is in level, if now screw is △ H to the vertical range of metal copper sheet 124, now the second bucket 114 end of sky flatrack is stressed is more than or equal to the first bucket 111 end, but due to the effect of the first cushion block, sky flatrack 103 keeps level, along with the consumption of paddy field 116 moisture, paddy field 116 water level declines gradually, ditch 115 middle water level also declines thereupon, so have water to be flowed out by flexible pipe 113 in the second bucket 114, the stressed continuous decrease of balance second bucket 114 end, until flatrack two ends, sky stress balance, now paddy field 116, ditch 115 and the second bucket 114 reach lowest water level, are set to h1, then, in second bucket 114, water continues to run off, it flatrack 103 disequilibrium, the second bucket 114 end starts to rise, because the water level in the second bucket 114, ditch 115 and paddy field 116 reaches unanimity at any time, so the rising of the second bucket 114 exacerbates again the loss of water in bucket, therefore the rising of the second bucket 114 is irreversible accelerators, finally, spring 123 is contacting metal copper sheet 124 first, then screws contact metal copper sheet 124, the second bucket 114 end of sky flatrack 103 stops rising, known, the second bucket 114 now rises the height of △ H, and the water in the second bucket 114 have dropped the degree of depth of △ H, from spring 123, contacting metal copper sheet 124 starts, and control circuit starts to be communicated with, and then operating circuit is communicated with, and pumping motor 125 starts to draw water and enters paddy field 116, paddy field 116 water level starts to rise, so have water to begin through flexible pipe 113 flow into the second bucket 114, after paddy field 116 middle water level rises △ H height, because the water level in the second bucket 114, ditch 115 and paddy field 116 reaches unanimity at any time, so the water level in the second bucket 114 also rises △ H, in the second bucket 114, the depth of water adds △ H, balance two ends stress balance, then the second bucket 114 starts to decline, and control circuit disconnects, and operating circuit also disconnects thereupon, and pumping motor 125 quits work, and paddy field 116 water level stops rising, due to the second bucket 114, the water level in ditch 115 and paddy field 116 reaches unanimity at any time, so the decline of the second bucket 114 exacerbates again water in ditch 115 enter the second bucket 114, therefore the decline of the second bucket 114 is irreversible accelerators, until the first bucket 111 end of sky flatrack 103 has been against on the first cushion block 101, now sky flatrack 103 is the level of state, flatrack 103 second bucket 114 end is stressed is greater than the first bucket 111 end for it, now paddy field 116, ditch 115 and the second bucket 114 reach peak level, be set to h2, the water-head of known peak level h2 and lowest water level h1 is △ H.
The setting of paddy field water level and adjustment:
(1) the lowest water level h1 in paddy field is set: clamp flexible pipe 113 with tongs, after first bucket 111 end of sky flatrack 103 is against the first cushion block 101, add water in the second bucket 114, in the second bucket 114 water surface elevation namely for this reason device can be the lowest water level h1 that paddy field provides; Then added water in the first bucket 111 by water injection hole, be added to day flatrack 103 two ends by till namely equal first bucket 111 end that adds water again of bucket gravity drop always, seal water filling port with adhesive tape, open tongs.
(2) peak level h2 and the highest lowest water level difference △ H in paddy field is set: set by screw to the vertical range of metal copper sheet 124 as △ H during sky flatrack 103 level, then the highest lowest water level difference in paddy field is △ H, and peak level h2 is h1 and △ H sum of the two; So the vertical thickness of selected second cushion block 121 just indirectly can set peak level h2 and the highest lowest water level difference △ H in paddy field.
(3) regulate lowest water level h1 and the peak level h2 in paddy field: change the depth of water in the first bucket 111, in the first bucket 111, the depth of water often changes △ h, the paddy field lowest water level h1 that device provides and peak level h2 changes the height of △ h accordingly simultaneously.
Embodiment 2
As shown in Figure 5, the automatic control device for water paddy irrigation of the present embodiment is substantially identical with principle with the structure of embodiment one, difference is: one, and one end that the horizontal fixed mount 102 of the present embodiment is provided with the second cushion block 121 is longer than sky flatrack 103, and length difference is the radius of the second bucket 114; Two, one end of the flexible pipe 113 of the present embodiment is hung from the position that horizontal fixed mount 102 grows day flatrack 103 and stretches in the water of the second bucket 114, flexible pipe 113 does not contact with sky flatrack 103, second bucket 114, the other end of flexible pipe 113 is communicated with the water in ditch 115, makes the second bucket 114 and ditch 115, the water level in paddy field 116 reaches unanimity at any time by siphonage.
Claims (9)
1. an automatic control device for water paddy irrigation, it is characterized in that: comprise and often drive electromagnetic relay (141) and often drive electromagnetic relay control device, described electromagnetic relay control device of often opening comprises horizontal fixed mount (102), it flatrack (103) and vertical fixed mount (112), described vertical fixed mount (112) is vertically fixed on ground, described horizontal fixed mount (102) is horizontally fixed on the top of vertical fixed mount (112), described sky flatrack (103) is movably connected on the top of vertical fixed mount (112), the two ends of described sky flatrack (103) are provided with the first bucket (111) and the second bucket (114), flexible pipe (113) is provided with in described the second bucket (114), one end of flexible pipe (113) is arranged in the second bucket (114), horizontal fixed mount (102) is provided with the first cushion block (101) near one end of the first bucket (111), horizontal fixed mount (102) is provided with the second cushion block (121) near one end of the second bucket (114), described the first cushion block (101) and the second cushion block (121) are positioned between horizontal fixed mount (102) and sky flatrack (103), the described operating circuit often opening electromagnetic relay (141) is connected to high voltage source (142) and pumping motor (125), the control circuit often driving electromagnetic relay (141) comprises low-tension supply (143) and contact switch, described contact switch comprises screw, spring (123) and metal copper sheet (124), described spring (123) is enclosed within screw, described screw comprises the first screw (108) and the second screw (122), described the first screw (108) and the second screw (122) are located at the below of the second cushion block (121), described metal copper sheet (124) is located at horizontal fixed mount (102) one end near the second bucket (114), corresponding with the position of the first screw (108) and the second screw (122).
2. a kind of automatic control device for water paddy irrigation according to claim 1, is characterized in that, the length of described first bucket (111) and the second bucket (114) distance sky flatrack (103) upper flexible connection point is equal; Shape, the specification of described first bucket (111) and the second bucket (114) are all identical, and be all cylindrical, the first bucket (111) is provided with bung, and bung is provided with water injection hole, and water injection hole adhesive tape seals.
3. a kind of automatic control device for water paddy irrigation according to claim 1, is characterized in that, the length of described the first cushion block (101) equals the vertical range between horizontal fixed mount (102) and sky flatrack (103).
4. a kind of automatic control device for water paddy irrigation according to claim 1, is characterized in that, the length of described metal copper sheet (124) is greater than the distance between the first screw (108) and the second screw (122); Electric insulation between first screw (108) and the second screw (122); Electric insulation between metal copper sheet (124) and sky flatrack (103).
5. a kind of automatic control device for water paddy irrigation according to claim 2, it is characterized in that, described the second bucket (114) bottom is provided with through hole, one end of flexible pipe (113) is arranged in the second bucket (114) through through hole, seals between flexible pipe (113) and through hole.
6. a kind of automatic control device for water paddy irrigation according to claim 2, it is characterized in that, the length that described horizontal fixed mount (102) is provided with one end of the second cushion block (121) is longer than sky flatrack (103), and length difference is at least the radius of the second bucket (114).
7. a kind of automatic control device for water paddy irrigation according to claim 6, it is characterized in that, described flexible pipe (113) is suspended on the end that horizontal fixed mount (102) is provided with the second cushion block (121) one end, and one end of flexible pipe (113) is arranged in the second bucket (114) and does not contact with sky flatrack (103), the second bucket (114).
8. a kind of automatic control device for water paddy irrigation according to claim 1, it is characterized in that, described vertical fixed mount (112) is square shape structure, is formed by four wide Plate Weldings, and two steel plates wherein perpendicular to ground are longer than the two piece steel plates of level in ground.
9. a kind of automatic control device for water paddy irrigation according to claim 8, it is characterized in that, described flexible connection is pivot joint, vertical fixed mount (112) is provided with bearing holder (housing, cover) (105), it flatrack (103) is provided with bearing (104), and bearing (104) is connected with bearing holder (housing, cover) (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528050.7U CN204762613U (en) | 2015-07-20 | 2015-07-20 | Automatic control device is irrigated in paddy field |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528050.7U CN204762613U (en) | 2015-07-20 | 2015-07-20 | Automatic control device is irrigated in paddy field |
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| CN204762613U true CN204762613U (en) | 2015-11-18 |
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| CN201520528050.7U Expired - Fee Related CN204762613U (en) | 2015-07-20 | 2015-07-20 | Automatic control device is irrigated in paddy field |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105052686A (en) * | 2015-07-20 | 2015-11-18 | 中国科学院南京土壤研究所 | Automatic control device for irrigation of paddy fields and using method of automatic control device |
| CN112470874A (en) * | 2020-11-24 | 2021-03-12 | 中国地质大学（武汉） | Automatic irrigation and drainage system for climate self-adaptive paddy field |
-
2015
- 2015-07-20 CN CN201520528050.7U patent/CN204762613U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105052686A (en) * | 2015-07-20 | 2015-11-18 | 中国科学院南京土壤研究所 | Automatic control device for irrigation of paddy fields and using method of automatic control device |
| CN105052686B (en) * | 2015-07-20 | 2017-07-04 | 中国科学院南京土壤研究所 | A kind of automatic control device for water paddy irrigation and its application method |
| CN112470874A (en) * | 2020-11-24 | 2021-03-12 | 中国地质大学（武汉） | Automatic irrigation and drainage system for climate self-adaptive paddy field |
| CN112470874B (en) * | 2020-11-24 | 2022-07-19 | 中国地质大学（武汉） | Automatic irrigation and drainage system for paddy field with climate adaptability |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20170720 |