The sewage suction device of filter for a kind of agricultural irrigation
Technical field
The present invention relates to field of agricultural irrigation, be specifically related to the sewage suction device of a kind of agricultural irrigation with filter.
Background technology
When crops are irrigated, all need filter to be filtered irrigation water, because some areas water quality is poor, add the equipment long-play, cause the filter screen inner surface to adhere to more incrustation, and can't it be separated from the filter screen inner surface by the impulsive force of high pressure nozzle, and then make suction nozzle incrustation can't be sucked to blow-off pipe, and due to high pressure nozzle and suction nozzle not at same position, the incrustation that the powerful jet sprayed by high pressure nozzle washes from can even be attached to again subsequently tens seconds the filter screen inner surface between several seconds, cause a part of incrustation also not to be able to do in time to be inhaled and permit the surface that just is re-attached to filter screen by suction nozzle, so just can't spray the suction combination simultaneously, the effect of sucking to suction nozzle has a certain impact, so just greatly reduce soil pick-up, pollution discharge capability.
Summary of the invention
In order to address the above problem, the invention provides a kind of agricultural irrigation sewage suction device with filter, this device by high pressure nozzle be placed in suction nozzle inner and with the suction nozzle concentric co-axial, so just spray the suction combination, synchronously carry out, effectively raise soil pick-up, pollution discharge capability.
Purpose of the present invention is carried out specific implementation by the following technical programs:
The sewage suction device of filter for a kind of agricultural irrigation, mainly comprise dirt sucking tube and a plurality of high pressure suction nozzle, described a plurality of high pressure suction nozzle evenly is fixed on the outer wall of dirt sucking tube and communicates with dirt sucking tube, described a plurality of high pressure suction nozzles inside is provided with high pressure nozzle, and described high pressure nozzle can eject High-Pressure Water.
Described high pressure nozzle is concentric with the high pressure suction nozzle.
The inside of described dirt sucking tube is provided with a high-voltage tube concentric with dirt sucking tube, and described high pressure nozzle all communicates with high-voltage tube, and described high-voltage tube can obtain High-Pressure Water from a high-pressure pump.
Described dirt sucking tube port is provided with the entrance end cap, and dirt sucking tube inside is fixed with sealing shroud, and described sealing shroud is separated into left and right two annular seal spaces by dirt sucking tube; Described high-voltage tube is positioned at right annular seal space, the right output port of high-voltage tube is sealing, the high-voltage tube left port communicates with left annular seal space through sealing shroud, be provided with a high pressure skirt concentric with dirt sucking tube in described left annular seal space, described high pressure skirt is connected with a high-pressure pump by a high-pressure hose through the entrance end cap, described high pressure skirt is that movable sealing coordinates with dirt sucking tube, in axial direction can mutually move.
Between described high pressure nozzle and high-voltage tube, all by a connection piece, be connected, described connector is made by stainless steel.
Described high pressure suction nozzle comprises tube connector and shower nozzle two parts, and described tube connector and shower nozzle are fixed by self-tapping screw, and described tube connector is made by stainless steel, and described shower nozzle is made by nylon.
Be provided with the internal lining pipe torque rod on the sidewall of described high-voltage tube, be convenient to location during assembling.
The internal diameter of described high pressure nozzle is 2mm.
The sewage suction device of filter for a kind of agricultural irrigation of the present invention, be provided with concentric coaxial high pressure nozzle in the inside of original high pressure suction nozzle, can eject High-Pressure Water in high pressure nozzle is sprayed fie screen inside, it can provide one powerful jet to the filter screen inner surface, makes filtering net two-sidedly to be cleaned thoroughly the moment washed from by high pressure nozzle at incrustation, suction nozzle is sucked, after such improvement, can realize spraying inhaling and carry out simultaneously, make the soil pick-up ability obviously improve.
The accompanying drawing explanation
Below according to drawings and embodiments the present invention is described in further detail.
Fig. 1 is the structural representation of a kind of agricultural irrigation of the present invention with the sewage suction device of filter;
Fig. 2 is A place enlarged drawing in Fig. 1;
Fig. 3 is the structural representation that the present invention is applied to the auxiliary Full-automatic self-cleaning filter of high pressure.
In figure: the 1-dirt sucking tube; 2-high pressure suction nozzle; The 3-high pressure nozzle; The 4-high-voltage tube; 5-entrance end cap; The 6-sealing shroud; The right annular seal space of 7-; The left annular seal space of 8-; 9-high pressure skirt; The 10-high-pressure hose; The 11-high-pressure pump; The 12-connector; 13-internal lining pipe torque rod; The 14-blowoff valve; The 15-reducing motor; The 16-coarse strainer; The 17-fie screen; The 18-electric cabinet; The 19-tube connector; The 20-shower nozzle.
The specific embodiment
As shown in Figure 1 and Figure 2, the sewage suction device of filter for the described a kind of agricultural irrigation of the embodiment of the present invention, mainly comprise dirt sucking tube 1 and a plurality of high pressure suction nozzle 2, a plurality of high pressure suction nozzles 2 evenly are fixed on the outer wall of dirt sucking tube 1 and communicate with dirt sucking tube 1, a plurality of high pressure suction nozzles 2 inside are provided with high pressure nozzle 3, and high pressure nozzle 3 can eject High-Pressure Water.
High pressure nozzle 3 is concentric with high pressure suction nozzle 2, be provided with a high-voltage tube 4 concentric with dirt sucking tube 1 in the inside of dirt sucking tube 1, high pressure nozzle 3 all communicates with high-voltage tube 4, described high-voltage tube 4 can obtain High-Pressure Water from a high-pressure pump, the moment washed from by high pressure nozzle 3 at incrustation, high pressure suction nozzle 3 is sucked.
In a preferred embodiment, dirt sucking tube 1 port is provided with entrance end cap 5, and dirt sucking tube 1 inside is fixed with sealing shroud 6, and sealing shroud 6 is separated into left and right two annular seal spaces by dirt sucking tube 1; Described high-voltage tube 4 is positioned at right annular seal space 7, the right output port of high-voltage tube 4 is sealing, high-voltage tube 4 left port communicate with left annular seal space 8 through sealing shroud 6, be provided with a high pressure skirt 9 concentric with dirt sucking tube 1 in left annular seal space 8, high pressure skirt 9 is connected with a high-pressure pump 11 by a high-pressure hose 10 through entrance end cap 5, high pressure skirt 10, in axial direction can move for movable sealing coordinates mutually with dirt sucking tube 1.
A kind of preferred embodiment, between high pressure nozzle 3 and high-voltage tube 4, all by a connection piece 12, be connected, be provided with plane with the cooperation place of each connector 12 on the sidewall of high-voltage tube 4, connector 12 is fixed in to plan-position and communicates with high-voltage tube, high pressure nozzle 3 is plugged on to the top of connector 12, between connector 12 and high pressure nozzle 3, be threaded connection, connector 12 is made by stainless steel.
A kind of preferred embodiment, high pressure suction nozzle 2 comprises tube connector 19 and shower nozzle 20 two parts, tube connector 19 and shower nozzle 20 are fixed by self-tapping screw, and tube connector 19 is for light-wall pipe and made by stainless steel, and shower nozzle 20 is made by nylon, and the mouth of pipe place at shower nozzle 20 is provided with chamfering, adopt nylon material to make in the shower nozzle of high pressure suction nozzle 2 20, can avoid the scratch fie screen, simultaneously, when shower nozzle 20 wearing and tearing or damage, be convenient to change, and cost-saving.
A kind of preferred embodiment is provided with internal lining pipe torque rod 13 on the sidewall of high-voltage tube 4, and internal lining pipe torque rod 13 is positioned at the right output port place of high-voltage tube 4, is convenient to location during assembling, and in use, the internal diameter of high pressure nozzle can be 2mm.
As shown in Figure 3; the structural representation of the present invention while being applied in the auxiliary Full-automatic self-cleaning filter of high pressure; at first former water enter filter through coarse strainer 16; the suspension of larger particles as: welding slag, stone etc. is tackled by filter screen; make it to enter fie screen 17, so just can play a protective role to fie screen 17 and high pressure suction nozzle 2.Water after coarse filtration then enters fie screen 17 inside, in water thinner suspension as: algae, iron rust, foundry loam, microorganism etc. are intercepted on fie screen 17 inner surfaces.Along with constantly gathering of suspension, just produced a pressure differential between fie screen 17 surfaces externally and internallies.When pressure reduction constantly increases, while reaching preset value 0.03 ~ 0.05MPa value range, blowoff valve 14 is opened automatically.Because blowoff valve 14 opens, pressure descends rapidly dirt sucking tube 1, thereby produce one suction on high pressure suction nozzle 2, the suspension gathered on fie screen 17 inner surfaces can be sucked in dirt sucking tube 1, meanwhile, by electric cabinet 18 is carried out to program setting, make blowoff valve 14 and high-pressure pump 11 work simultaneously, when blowoff valve 14 is opened, high-pressure pump 11 is started working, high-pressure pump 11 is by clean water process high-pressure hose 10, clean water can be water or external water source after the filter of filter, by high pressure skirt 9, flow in the left annular seal space 8 of dirt sucking tube 1, then enter in high-voltage tube 4 and ejection from a plurality of high pressure nozzles 3 that are built in high pressure suction nozzle 2, form the inner surface that powerful jet washes away fie screen, the incrustation of fie screen 17 inner surfaces is washed from, 2 pairs of impurity that wash from fie screen 17 of high pressure suction nozzle are sucked simultaneously, by blowoff valve 14 external pipes on dirt sucking tube 1, discharge.Sewage suction device is when being sprayed fie screen 17, reducing motor 15 drives dirt sucking tube 1 and does rotation and horizontal back and forth movement in the inside of fie screen 17, the suction that the interceptor of fie screen 17 inner surfaces is produced by high pressure suction nozzle 2 siphons away, any viscosity back side deposit at the filter screen back side all can break away from filter screen under powerful jet impulse, and whole fie screen inner surface can access 100% and clean comprehensively.
Finally it should be noted that: the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, be intended to be provided with concentric coaxial high pressure nozzle in the inside of high pressure suction nozzle at this sewage suction device of explanation, combination is inhaled in spray, synchronously carry out, for a person skilled in the art, its technical scheme that still can put down in writing previous embodiment is regulated, perhaps part technical characterictic wherein is equal to replacement, within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improve etc., within all should being included in protection scope of the present invention.