CN102500483B

CN102500483B - Improved plastic sprinkling irrigation head

Info

Publication number: CN102500483B
Application number: CN2011102815130A
Authority: CN
Inventors: 苏克
Original assignee: Ningbo Daye Garden Equipment Co Ltd
Current assignee: Ningbo Daye Garden Industry Co Ltd
Priority date: 2011-09-16
Filing date: 2011-09-16
Publication date: 2013-12-25
Anticipated expiration: 2031-09-16
Also published as: CN102500483A

Abstract

The invention relates to a plastic sprinkling irrigation head serving as a key device of an improved sprinkling irrigation system, and provides a method for improving mixture of a water fetching target, a method for relieving friction with a function wave clutch disc, a method for reversing and positioning with a circumferential dense gear and a method for adopting a spray core of a parabolic channel to try to solve the long-standing big and difficult problems that a plastic water fetching target of an existing plastic sprinkling irrigation head is easy to break, a reversing and positioning block is easy to loose with the passing of time, friction needs to be relieved by rotating a mandrel, and sealing is difficult. The invention further provides a method for changing the swing speed cycle of the sprinkling irrigation head by adjusting inertia moment by hanging an eardrop (21) on an aesthetic eardrop hole (8a) arranged on a handle of the water fetching target (8), the quality and the grade of the sprinkling irrigation head are improved by taking various improvement measures, and probably, the arrangement of the eardrop (21) hung on the water fetching target (8) of the sprinkling irrigation head is substantially the method for adjusting and changing the swing speed cycle of the sprinkling irrigation head according to the principle of the inertia moment so as to make an important contribution to sprinkling irrigation.

Description

A kind of improved plastic sprinkling irrigation head

Technical field

The present invention relates to a kind of for gardens, the plastic sprinkling irrigation head of gardening and agricultural plastics sprinkler, especially provide improve fetch water the target compound and alleviate friction and the method for commutation location in shower head, belong to the shower head technical field in injection apparatus.

Background technology

For gardens, the plastic sprinkling irrigation head of gardening and agricultural plastics sprinkler, be widely used in carrying out farmland by the selected mode of people's hobby forestry nursery, hot house, Dao Pang， lawn, city, flower bed, the multi-industry sprinkling irrigations such as greening.One of global significant problem is that freshwater resources are in short supply, and the sprinkling irrigation of water saving water-saving becomes the important means of crops and the plantation of gardens flowers and plants gradually.Shower head particularly plastic sprinkling irrigation head is the key equipment of spray irrigation system, and its performance quality directly has influence on the sprinkling irrigation effect.Existing plastic sprinkling irrigation head, several pressure easy fractures very greatly often that are in of the target of fetching water of plastics; Commutation locating piece day, its adjusting location was easily loosening long afterwards; Between revolution mandrel and turret head, well imagine, should alleviate friction in order to guarantee that commutation is reliable, meet again the sealing between these two, with anti-leak, these several the hard nut to cracks of shower head really.Moreover the nozzle of shower head, particularly spray core also affect the homogeneous quality of ejecta.For the deficiency of duty due to each mechanism of the shower head that overcomes prior art, simultaneously also in order to invent several dissimilar shower heads, the inventor sums up for many years working experience both at home and abroad, has done multiple design and improvement; Just like silkworm in spring to dead silk not to the utmost, the perfection that the mankind pursue invention is endless, below with regard to the scheme of multiple progressively Improvement and perfection, in conjunction with multiple diagram, explains orally in detail.

Summary of the invention

The objective of the invention is to improve the key equipment of spray irrigation system, provide to improve and fetch water the target compound and alleviate friction and the method for commutation location and spray core, promote the sprinkling irrigation effect, several pressure easy fractures very greatly often that are in of the target of fetching water of the plastics of the existing plastic sprinkling irrigation head of trial solution, commutation locating piece day long afterwards its to regulate location easily loosening, should alleviate friction between revolution mandrel and turret head in order to guarantee that commutation reliably meets sealing between these two hard nut to crack with anti-leak again; To improve the homogeneous quality of ejecta, overcome the deficiency of duty due to each mechanism of shower head of prior art, also in order to invent several dissimilar shower heads, cast a brick to attract jade simultaneously.

The present invention solves the technical scheme that its technical problem takes:

A kind of improved plastic sprinkling irrigation head, revolution mandrel (1) by ABS, the revolution spindle gasket (2) of EPDM90 degree, the fluoroplastics pad (3) of Teflon, the turret head of ABS overlaps (4) surely, the angle controller of the polyformaldehyde POM locating piece (5) that commutates, stainless revolution mandrel spring (6), the body of ABS757 (7), the target of fetching water (8) of POM compound, the stainless target missile spring (9) of fetching water, the adjusting knob of ABS (10), the target mandrel (11) of fetching water of POM, stainless dash spring (12), the water fender of ABS (13), the dash screw (14) of POM, the delivery port of ABS (15), the long switch (16) of POM, stainless switching spring (17), the chopped parallel operation (18) of POM, stainless four jiaos of springs (19), the O RunddichtringO (20) of EPDM70 degree forms, the turret head that the revolution mandrel (1) of described ABS vertically is contained in the ABS that is fixed on the water source seat actively overlaps in (4) surely, the upper cover of the revolution mandrel (1) of described ABS has described stainless revolution mandrel spring (6), and body (7) fixed connection of the revolution mandrel (1) of described ABS and described ABS757, insert described ABS757 body (7) and with the fetch water target mandrel (11) of revolution mandrel (1) with the described POM of the centre of gyration of described ABS on, be set with the target of fetching water (8) of the described POM compound that can rotate around the revolution mandrel (1) of described ABS, and the described stainless target missile spring (9) of fetching water turns the target of fetching water (8) and the revolution mandrel (1) of described ABS and the body (7) of described ABS757 of putting torsion spring and connecting described POM compound as reply, on the body (7) of described ABS757, being equiped with can be around the adjusting knob (10) of the described ABS of described target mandrel (11) manual rotation of fetching water, and the thickness of the adjusting knob of described ABS (10) is along the lead angle of setting and height is different and helicoid that a plurality of otch are arranged changes, the helicoid of the different and varied in thickness that a plurality of otch are arranged of the height of the adjusting knob of described ABS (10) matches with the water fender (13) of the described ABS that in fact plays leverage on the body that is contained in described ABS757 (7) again, then is aided with the described stainless dash spring (12) be contained between body (7) and water fender (13) and more makes good teamwork, the dash screw (14) that is contained in the adjustable described POM on the body (7) of described ABS757 is suitable with the target of fetching water (8) of described POM compound, the delivery port of described ABS (15) is packed on the body (7) of described ABS757, the long switch (16) of described POM and the chopped parallel operation of POM are contained on the body (7) of described ABS757 actively, and work in coordination by described stainless switching spring (17), locating piece (5) collision that is equiped with stainless four jiaos of springs (19) on the chopped parallel operation (18) of described POM so that the angle controller that surely overlaps two polyformaldehyde POM on (4) with the turret head that is installed in described ABS commutates and trigger commutation, the outside that turret head at described ABS overlaps (4) surely is equiped with the O RunddichtringO (20) of described EPDM70 degree, it is characterized in that, be equiped with the revolution spindle gasket (2) of described EPDM90 degree and the fluoroplastics pad (3) of Teflon in the axle outside of rotating described revolution mandrel (1) so that and the turret head of fixing described ABS surely overlap and be easy to contact slide between (4) and alleviate friction, add not shimming, effect is exactly different, also can add, pad or alone, or mixed, or a plurality of sharing.

As the improvement of the revolution spindle gasket (2) to described EPDM90 degree, referring to Figure 22, this is a kind of clutch-plate (60m6) that function wave is arranged, and its equation is:

SD=SIN (TRAJPAR*360*12), track is circular, wave number is 12, or chooses at 3-360.

Be re-used as improvement, referring to Figure 23, this is a kind of clutch-plate (60m11) that function wave is arranged, and its equation is:

SD=TRAJPAR*360*12, track is circular, scanning cross-section is flat; Wave number is 12, or chooses at 3-360.

Be re-used as improvement, referring to Figure 24, this is a kind of clutch-plate (60ml2) that function wave is arranged, and its equation is:

SD=TRAJPAR*360*B, track is circular, and wave number is B, and scanning cross-section is polygonal, minimum three limits.

Be re-used as improvement, referring to Figure 25, this is a kind of clutch-plate (60ml3) that function wave is arranged, and its equation is:

SD=TRAJPAR*360*B, track is circular, and wave number is B, and scanning cross-section is circular, and this is not elastic ring, but plasticity, as plastics or rubber.

The clutch-plate that function wave is arranged, though shape is many, characteristic is similar, compressive strain and upspringing, but its usefulness is Multipoint Uniform.

With PROEWILDFIRE or other software, by described each parametric equation input, modeling easily; Again described each parametric equation is inputted to the CNC machining center, and be die joint in establishing, and establish side slide, can make injection mold, the suggestion one-mold multiple-member.Described pad (2) and pad (3) all can be substituted by the clutch-plate of each function wave, share or a plurality of sharing.

A kind of materials of each part of improved plastic sprinkling irrigation head are worthy of careful study, as the described revolution mandrel (1) that ABS is arranged, the revolution spindle gasket (2) of EPDM90 degree, the fluoroplastics pad (3) of Teflon, the turret head of ABS overlaps (4) surely, the angle controller of the polyformaldehyde POM locating piece (5) that commutates, stainless revolution mandrel spring (6), the body of ABS757 (7), the target of fetching water (8) of POM compound, the stainless target missile spring (9) of fetching water, the adjusting knob of ABS (10), the target mandrel (11) of fetching water of POM, stainless dash spring (12), the water fender of ABS (13), the dash screw (14) of POM, the delivery port of ABS (15), the long switch (16) of POM, stainless switching spring (17), the chopped parallel operation (18) of POM, stainless four jiaos of springs (19), the O RunddichtringO (20) of EPDM70 degree, all just rewarding treasures of many experiments, and do not spend anything but, creative work arbitrarily can be just, as herein described is only the preferred embodiments of the present invention, certainly also can do many combinations and change, but can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the present patent application interest field, still belong to the scope that the present invention is contained.

In order to gain in strength with anti-fracture, have additional reinforcement (8b) on the described target of fetching water (8) that can turn round along ABS the POM compound that mandrel (1) rotates, as shown in Figure 10-16; And described reinforcement (8b), in low grade products use, just directly with the injection moulding of equal material; And in customer requirement higher occasion, described reinforcement (8b) adopts metal; First by metallic rod, make reinforcement (8b), as inserts, put into mould, then the target of fetching water (8) of the described POM compound of injection mo(u)lding; Perhaps, assemble up the working of plastics of the metalwork of described reinforcement (8b) and the target (8) of fetching water good; Described reinforcement (8b) adopts metal, or is clavate by metallic rod, or tubular, or angle steel shape, or channel steel shape, or shaped steel, or uses sheet metal; Metal used or use steel, or use aluminium alloy, or use copper material, or use titanium alloy; Described reinforcement (8b) is available carbon fiber also, or engineering plastics; Or paste with fabric and the working of plastics of the target (8) of fetching water; Or make reinforcement with the multi-layer fiber circuit board of waste and old material and use and assemble and paste with the working of plastics of the target of fetching water (8).

In order to increase aesthetic feeling and anti-channeling, the handle part on the described target of fetching water (8) that can turn round along ABS the POM compound that mandrel (1) rotates, have additional aesthetic feeling ear pendant hole (8a), and it is through hole, at least one, or a plurality of; The feature in the aesthetic feeling ear pendant hole (8a) that the handle part of the described target of fetching water (8) is set is that the elegant in appearance moulding of the shape of artistic style as the ear sample arranged, and through hole is arranged; Its usefulness has three, one, increases aesthetic feeling because profile is good-looking; The 2nd, because through hole has prevented the negative effect that strong wind blows former handle plane; The 3rd, most important, when some client will change the sprinkling irrigation speed, as long as hangers falls (21) on through hole, or use wire, or put on and also can with electric wire; At the handle part of the described target of fetching water (8), the way of the set upper hangers pendant in aesthetic feeling ear pendant hole (8a) (21), be in fact to have changed waving the speed cycle of shower head according to the principle of rotary inertia square.

Be packed in the delivery port (15) of the described ABS on the body (7) of described ABS757, it is characterized in that; The uniform reinforcement gusset (15a) of its inner original six deciles, in order further to improve water outlet ejection effect, especially its inner passage is changed into to parabola passage (15b), and original six reinforcement gussets (15a) have still retained a part, reduced the unused space of easily making into rotation stream between original reinforcement gusset, described parabola passage has increased ejection cohesiveness and fluency.

The angle controller that the turret head that is installed in described ABS overlaps two polyformaldehyde POM on (4) surely commutates locating piece (5) after collision repeatedly, easily has loosening phenomenon to occur; For this reason, except establish the careful tooth of ring in commutation locating piece (5), the turret head at described ABS overlaps the position of laying commutation locating piece (5) of (4) surely especially, has additional ring careful tooth (4a), to prevent loosening phenomenon.

The invention has the beneficial effects as follows: the key equipment plastic sprinkling irrigation head that improves spray irrigation system, the way of improving the target compound of fetching water is provided, and alleviate the way of friction with the function wave clutch-plate, with the way with the careful tooth commutation of ring location, and the method that adopts parabola passage spray core, several pressure easy fractures very greatly often that are in of the target of fetching water of the plastics of the existing plastic sprinkling irrigation head of trial solution, commutation locating piece day, its adjusting location was easily loosening long afterwards, should alleviate friction between revolution mandrel and turret head in order to guarantee to change the sealing that reliably meets again between these two hard nut to crack with anti-leak, also provide at the handle part of the target of fetching water (8) and established the upper hangers pendant in aesthetic feeling ear pendant hole (8a) (21), in fact to change the way of waving the speed cycle of shower head according to the principle of rotary inertia square, quality and the class of shower head promoted in multiple corrective measure, in the hope of improving the homogeneous quality of ejecta, overcome the deficiency of duty due to each mechanism of shower head of prior art, also in order to invent several dissimilar shower heads, cast a brick to attract jade simultaneously, perhaps can say, the target of fetching water at shower head provided by the present invention (8) is established hangers pendant (21) is in fact that the way of waving the speed cycle that principle according to the rotary inertia square changes shower head is the significant contribution to sprinkling irrigation.

The accompanying drawing explanation

Fig. 1 is exploded perspective view of the present invention.

Fig. 2 is the schematic perspective view of plastic sprinkling irrigation head.

Fig. 3 is the front elevational schematic of plastic sprinkling irrigation head.

Fig. 4 is the schematic top plan view of plastic sprinkling irrigation head.

Fig. 5 is the schematic diagram of looking of plastic sprinkling irrigation head.

Fig. 6 is that schematic diagram is looked on the left side of plastic sprinkling irrigation head.

Fig. 7 is the schematic rear view of plastic sprinkling irrigation head.

Fig. 8 is the schematic perspective view that removes the plastic sprinkling irrigation head of body (7) and pad (3).

Fig. 9 is that turret head overlaps the schematic perspective view of (4) surely.

Figure 10 is the fetch water schematic perspective view of target (8) of compound.

Figure 11 is the fetch water front elevational schematic of target (8) of compound.

Figure 12 is the fetch water schematic top plan view of target (8) of compound.

Figure 13 is the fetch water elevational schematic view of target (8) of compound.

Figure 14 is that schematic diagram is looked on the fetch water left side of target (8) of compound.

Figure 15 is that schematic diagram is looked on the fetch water right side of target (8) of compound.

Figure 16 is the fetch water schematic rear view of target (8) of compound.

Figure 17 is the schematic perspective view of delivery port (15).

Figure 18 is the elevational schematic view of delivery port (15).

Figure 19 is the B-B generalized section of delivery port (15).

Figure 20 is the elevational schematic view of the 90-degree rotation of delivery port (15).

Figure 21 is the A-A generalized section of delivery port (15).

Figure 22 is the schematic perspective view that the waveform clutch-plate (60m6) of function SD=SIN (TRAJPAR*360*12) is arranged.

Figure 23 is the schematic perspective view that the waveform clutch-plate (60ml1) of function SD=TRAJPAR*360*12 is arranged.

Figure 24 is the schematic perspective view that the waveform clutch-plate (60ml2) of function SD=TRAJPAR*360*B is arranged.

Figure 25 is the schematic perspective view that the waveform clutch-plate (60ml3) of function SD=TRAJPAR*360*B is arranged.

As shown in Fig. 1 to Figure 25, in figure:

1. be the revolution mandrel of ABS;

2. be the revolution spindle gasket of EPDM90 degree;

3. be the fluoroplastics pad of Teflon;

4. the turret head that is ABS overlaps surely;

5. be the angle controller of the polyformaldehyde POM locating piece that commutates;

6. be stainless revolution mandrel spring;

7. be the body (7) of ABS757;

8. be the target of fetching water of POM compound;

9. be the stainless target missile spring of fetching water;

10. be the adjusting knob of ABS;

11. be the target mandrel of fetching water of POM;

12. be stainless dash spring;

13. be the water fender of ABS;

14. be the dash screw of POM;

15. be the delivery port of ABS;

16. be the long switch of POM;

17. be stainless switching spring;

18. be the chopped parallel operation of POM;

19. be stainless four jiaos of springs;

20. be the O RunddichtringO of EPDM70 degree;

21. be ear pendant;

4a. encircle careful tooth;

8a. be the ear pendant hole;

8b. be reinforcement;

15a. be to strengthen gusset;

15b. be the parabola passage;

60m6. be the waveform clutch-plate that function SD=SIN (TRAJPAR*360*12) is arranged;

60ml 1. is waveform clutch-plates that function SD=TRAJPAR*360*12 is arranged;

60ml2. be the waveform clutch-plate that function SD=TRAJPAR*360*B is arranged;

60ml3. be the waveform clutch-plate that function SD=TRAJPAR*360*B is arranged.

The specific embodiment

Below in conjunction with drawings and Examples, foregoing invention is described further.

The present invention relates to improve the key equipment plastic sprinkling irrigation head of spray irrigation system, the way of improving the target compound of fetching water is provided, and has alleviated the method for the way of friction and the way of locating with the careful tooth commutation of ring and employing parabola passage spray core with the function wave clutch-plate, attempt the target easy fracture of fetching water of the plastics of the existing plastic sprinkling irrigation head of solution, the commutation locating piece is with the passing of time easily loosening, and the revolution mandrel alleviates friction and seals all hard nut to cracks; Also provide at the handle part of the target of fetching water (8) and established the adjusting rotary inertia square of the upper hangers pendant in aesthetic feeling ear pendant hole (8a) (21) and change the way of waving the speed cycle of shower head, quality and the class of shower head promoted in multiple corrective measure; Perhaps can say, the target of fetching water at shower head provided by the present invention (8) is established hangers pendant (21) is in fact that the way of waving the speed cycle that can regulate and change shower head according to the principle of rotary inertia square is the significant contribution to sprinkling irrigation.Carry additionally ear pendant (21) at the target of fetching water (8) of shower head and carry out adjustable increasing the weight of by speed or on-the-spot investigation.

A kind of improved plastic sprinkling irrigation head, revolution mandrel (1) by ABS, the revolution spindle gasket (2) of EPDM90 degree, the fluoroplastics pad (3) of Teflon, the turret head of ABS overlaps (4) surely, the angle controller of the polyformaldehyde POM locating piece (5) that commutates, stainless revolution mandrel spring (6), the body of ABS757 (7), the target of fetching water (8) of POM compound, the stainless target missile spring (9) of fetching water, the adjusting knob of ABS (10), the target mandrel (11) of fetching water of POM, stainless dash spring (12), the water fender of ABS (13), the dash screw (14) of POM, the delivery port of ABS (15), the long switch (16) of POM, stainless switching spring (17), the chopped parallel operation (18) of POM, stainless four jiaos of springs (19), the O RunddichtringO (20) of EPDM70 degree forms, the turret head that the revolution mandrel (1) of described ABS vertically is contained in the ABS that is fixed on the water source seat actively overlaps in (4) surely, the upper cover of the revolution mandrel (1) of described ABS has described stainless revolution mandrel spring (6), and body (7) fixed connection of the revolution mandrel (1) of described ABS and described ABS757, insert described ABS757 body (7) and with the fetch water target mandrel (11) of revolution mandrel (1) with the described POM of the centre of gyration of described ABS on, be set with the target of fetching water (8) of the described POM compound that can rotate around the revolution mandrel (1) of described ABS, and the described stainless target missile spring (9) of fetching water turns the target of fetching water (8) and the revolution mandrel (1) of described ABS and the body (7) of described ABS757 of putting torsion spring and connecting described POM compound as reply, on the body (7) of described ABS757, being equiped with can be around the adjusting knob (10) of the described ABS of described target mandrel (11) manual rotation of fetching water, and the thickness of the adjusting knob of described ABS (10) is along the lead angle of setting and height is different and helicoid that a plurality of otch are arranged changes, the helicoid of the different and varied in thickness that a plurality of otch are arranged of the height of the adjusting knob of described ABS (10) matches with the water fender (13) of the described ABS that in fact plays leverage on the body that is contained in described ABS757 (7) again, then is aided with the described stainless dash spring (12) be contained between body (7) and water fender (13) and more makes good teamwork, the dash screw (14) that is contained in the adjustable described POM on the body (7) of described ABS757 is suitable with the target of fetching water (8) of described POM compound, the delivery port of described ABS (15) is packed on the body (7) of described ABS757, the long switch (16) of described POM and the chopped parallel operation of POM are contained on the body (7) of described ABS757 actively, and work in coordination by described stainless switching spring (17), locating piece (5) collision that is equiped with stainless four jiaos of springs (19) on the chopped parallel operation (18) of described POM so that the angle controller that surely overlaps two polyformaldehyde POM on (4) with the turret head that is installed in described ABS commutates and trigger commutation, the outside that turret head at described ABS overlaps (4) surely is equiped with the O RunddichtringO (20) of described EPDM70 degree, be noted that and be equiped with the revolution spindle gasket (2) of described EPDM90 degree and the fluoroplastics pad (3) of Teflon in the axle outside of rotating described revolution mandrel (1), originally without pad, or only have a pad, sometimes there is complaint phenomenon dumb and that jam does not commutate to occur, now be improved to many pads, so and the turret head of fixing described ABS surely overlap and be easy to contact slide between (4) and alleviate friction, add not shimming, effect is exactly different, also can add, pad or alone, or mixed, or a plurality of sharing, be exactly the fluoroplastics pad (3) of shimming (2) and Teflon, the pad that also is added with function wave also is clutch-plate.

As the improvement of the revolution spindle gasket (2) to described EPDM90 degree, referring to Figure 22, this is a kind of clutch-plate (60m6) that function wave is arranged, and its equation is: with the common mapping software of PROEWILDFIRE, size SD is the computer acquiescence.

Be re-used as improvement, referring to Figure 23, this is a kind of clutch-plate (60ml1) that function wave is arranged, and its equation is:

SD=TRAJPAR*360*B, track is circular, and wave number is B, and scanning cross-section is circular, and this is not elastic ring, but plasticity, as plastics or rubber.The TRAJPAR trajectory parameters is the computer acquiescence.

Use PROEWILDFIRE, or other software, open and insert and the drawing program, by described each parametric equation input, modeling easily; Again described each parametric equation is inputted to the CNC machining center, and be die joint in establishing, and establish side slide, can make injection mold, the suggestion one-mold multiple-member.Described pad (2) and pad (3) all can be substituted by the clutch-plate of each function wave, share or a plurality of sharing; Also can be only with the clutch-plate that function wave is arranged; Because of original axle of putting pad very long, therefore can put several well.

A kind of materials of each part of improved plastic sprinkling irrigation head are worthy of careful study, as the described revolution mandrel (1) that ABS is arranged, the revolution spindle gasket (2) of EPDM90 degree, the fluoroplastics pad (3) of Teflon, the turret head of ABS overlaps (4) surely, the angle controller of the polyformaldehyde POM locating piece (5) that commutates, stainless revolution mandrel spring (6), the body of ABS757 (7), the target of fetching water (8) of POM compound, the stainless target missile spring (9) of fetching water, the adjusting knob of ABS (10), the target mandrel (11) of fetching water of POM, stainless dash spring (12), the water fender of ABS (13), the dash screw (14) of POM, the delivery port of ABS (15), the long switch (16) of POM, stainless switching spring (17), the chopped parallel operation (18) of POM, stainless four jiaos of springs (19), the O RunddichtringO (20) of EPDM70 degree, all just rewarding treasures of many experiments, and do not spend anything but, creative work arbitrarily can be just, as herein described is only the preferred embodiments of the present invention, certainly also can do many combinations and change, but can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the present patent application interest field, still belong to the scope that the present invention is contained.For example, adopt polyformaldehyde POM, if use the M90-44 class, inexpensive, but after it spends a week, the endoporus dimensional tolerance also has shrinkage phenomenon, and inadequate circularity, and the same trade mark, the different places of production are also variant, and the mutation of this endoporus dimensional tolerance has a strong impact on occurrent commutation clamping stagnation and the customer complaint of causing and order reduce; If use DUPORT500P, the endoporus dimensional tolerance is more stable, but valency is expensive; One of improved way is to mix with the material of the same trade mark in several places of production, and more than pre-treatment 100 degree temperature prebakes hour.

In order to gain in strength with anti-fracture, have additional reinforcement (8b) on the described target of fetching water (8) that can turn round along ABS the POM compound that mandrel (1) rotates, as shown in Figure 10-16; And described reinforcement (8b), in low grade products use, just directly with the injection moulding of equal material; And in customer requirement higher occasion, described reinforcement (8b) adopts metal; First by metallic rod, make reinforcement (8b), as inserts, put into mould, then the target of fetching water (8) of the described POM compound of injection mo(u)lding; Perhaps, assemble up the working of plastics of the metalwork of described reinforcement (8b) and the target (8) of fetching water good; Described reinforcement (8b) adopts metal, or is clavate by metallic rod, or tubular, or angle steel shape, or channel steel shape, or shaped steel, or uses sheet metal; Metal used or use steel, or use aluminium alloy, or use copper material, or use titanium alloy; Described reinforcement (8b) is available carbon fiber also, or engineering plastics; Or paste with fabric and the working of plastics of the target (8) of fetching water; Or make reinforcement with the multi-layer fiber circuit board of waste and old material and use and assemble and paste with the working of plastics of the target of fetching water (8).The gentle mixing of steel can be combined by this thinking multiple.

In order to increase aesthetic feeling and anti-channeling, the handle part on the described target of fetching water (8) that can turn round along ABS the POM compound that mandrel (1) rotates, have additional aesthetic feeling ear pendant hole (8a), and it is through hole, at least one, or a plurality of; The feature in the aesthetic feeling ear pendant hole (8a) that the handle part of the described target of fetching water (8) is set is that the elegant in appearance moulding of the shape of artistic style as the ear sample arranged, and through hole is arranged; Its usefulness has three, one, increases aesthetic feeling because profile is good-looking; The 2nd, because through hole has prevented the negative effect that strong wind blows former handle plane; The 3rd, most important, when some client will change the sprinkling irrigation speed, as long as hangers falls (21) on through hole, or use wire, or put on and also can with electric wire; At the handle part of the described target of fetching water (8), the way of the set upper hangers pendant in aesthetic feeling ear pendant hole (8a) (21), be in fact to have changed waving the speed cycle of shower head according to the principle of rotary inertia square; The way of carrying additionally ear pendant is multiple, good teamwork add thing, be generally add how just slack-off.

Be packed in the delivery port (15) of the described ABS on the body (7) of described ABS757, it is characterized in that; The uniform reinforcement gusset (15a) of its inner original six deciles, in order further to improve water outlet ejection effect, especially its inner passage is changed into to parabola passage (15b), and original six reinforcement gussets (15a) have still retained a part, reduced the unused space of easily making into rotation stream between original reinforcement gusset, described parabola passage has increased ejection cohesiveness and fluency, because having reduced turbulent flow.

The angle controller that the turret head that is installed in described ABS overlaps two polyformaldehyde POM on (4) surely commutates locating piece (5) after collision repeatedly, easily has loosening phenomenon to occur; For this reason, except establish the careful tooth of ring in commutation locating piece (5), turret head at described ABS overlaps the position of laying commutation locating piece (5) of (4) surely especially, have additional ring careful tooth (4a), to prevent loosening phenomenon, close tooth has increased frictional force than the cover of determining of the annulus of original light.

Claims

1. an improved plastic sprinkling irrigation head, revolution mandrel (1) by ABS, the revolution spindle gasket (2) of EPDM90 degree, the fluoroplastics pad (3) of Teflon, the turret head of ABS overlaps (4) surely, the angle controller of the polyformaldehyde POM locating piece (5) that commutates, stainless revolution mandrel spring (6), the body of ABS757 (7), the target of fetching water (8) of POM compound, the stainless target missile spring (9) of fetching water, the adjusting knob of ABS (10), the target mandrel (11) of fetching water of POM, stainless dash spring (12), the water fender of ABS (13), the dash screw (14) of POM, the delivery port of ABS (15), the long switch (16) of POM, stainless switching spring (17), the chopped parallel operation (18) of POM, stainless four jiaos of springs (19), 0 RunddichtringO (20) of EPDM70 degree and the ear pendant (21) that can hang on the target of fetching water (8) form, the turret head that the revolution mandrel (1) of described ABS vertically is contained in the ABS that is fixed on the water source seat actively overlaps in (4) surely, the upper cover of the revolution mandrel (1) of described ABS has described stainless revolution mandrel spring (6), and body (7) fixed connection of the revolution mandrel (1) of described ABS and described ABS757, insert described ABS757 body (7) and with the fetch water target mandrel (11) of revolution mandrel (1) with the described POM of the centre of gyration of described ABS on, be set with the target of fetching water (8) of the described POM compound that can rotate around the revolution mandrel (1) of described ABS, and the described stainless target missile spring (9) of fetching water turns the target of fetching water (8) and the revolution mandrel (1) of described ABS and the body (7) of described ABS757 of putting torsion spring and connecting described POM compound as reply, on the body (7) of described ABS757, being equiped with can be around the adjusting knob (10) of the described ABS of described target mandrel (11) manual rotation of fetching water, and the thickness of the adjusting knob of described ABS (10) is along the lead angle of setting and height is different and helicoid that a plurality of otch are arranged changes, the helicoid of the different and varied in thickness that a plurality of otch are arranged of the height of the adjusting knob of described ABS (10) matches with the water fender (13) of the described ABS that in fact plays leverage on the body that is contained in described ABS757 (7) again, then is aided with and is contained in the described stainless dash spring (12) between body (7) and water fender (13) and more makes good teamwork, the dash screw (14) that is contained in the adjustable described POM on the body (7) of described ABS757 is suitable with the target of fetching water (8) of described POM compound, the delivery port of described ABS (15) is packed on the body (7) of described ABS757, the long switch (16) of described POM and the chopped parallel operation of POM are contained on the body (7) of described ABS757 actively, and work in coordination by described stainless switching spring (17), locating piece (5) collision that is equiped with stainless four jiaos of springs (19) on the chopped parallel operation (18) of described POM so that the angle controller that surely overlaps two polyformaldehyde POM on (4) with the turret head that is installed in described ABS commutates and trigger commutation, the outside that turret head at described ABS overlaps (4) surely is equiped with 0 RunddichtringO (20) of described EPDM70 degree, it is characterized in that: be equiped with the revolution spindle gasket (2) of described EPDM90 degree and the fluoroplastics pad (3) of Teflon in the axle outside of rotating described revolution mandrel (1) so that and the turret head of fixing described ABS surely overlap and be easy to contact slide between (4) and alleviate friction, described revolution spindle gasket (2) or replaced by the clutch-plate that function wave is arranged, or share.

2. a kind of improved plastic sprinkling irrigation head according to claim 1 is characterized in that: on the described target of fetching water (8) that can turn round along ABS the POM compound that mandrel (1) rotates, be provided with reinforcement (8b); And described reinforcement (8b) is directly with the injection moulding of equal material; And with the material in a plurality of places of production, mix, and preliminary drying one hour is spent in pre-treatment 100.

3. a kind of improved plastic sprinkling irrigation head according to claim 1 is characterized in that: at the described reinforcement (8b) be provided with on the target of fetching water (8) of the POM compound that mandrel (1) rotates that can turn round along ABS, adopt metal; Or inserts is put into the mould target of fetching water (8) of the described POM compound of injection mo(u)lding again; Perhaps, the working of plastics of the metalwork of described reinforcement (8b) and the target (8) of fetching water is assembled up; Described reinforcement (8b) is available carbon fiber also, or engineering plastics; Or paste with fabric and the working of plastics of the target (8) of fetching water; Or make reinforcement with the multi-layer fiber circuit board of waste and old material and use and assemble and paste with the working of plastics of the target of fetching water (8).

4. a kind of improved plastic sprinkling irrigation head according to claim 1, it is characterized in that: described, can turn round along ABS the handle part of the target of fetching water (8) of the POM compound that mandrel (1) rotates, be provided with hole (8a), it is through hole, at least one; In the time will changing the sprinkling irrigation speed, as long as hangers falls (21) on through hole, or use wire, or put on and also can with electric wire.

5. a kind of improved plastic sprinkling irrigation head according to claim 1, it is characterized in that: the delivery port (15) of the described ABS on the body (7) of the described ABS757 of being packed in, it is characterized in that: the uniform reinforcement gusset (15a) of its inner original six deciles, its inner passage is changed into to parabola passage (15b), and original six reinforcement gussets (15a) have still retained a part.

6. a kind of improved plastic sprinkling irrigation head according to claim 1 is characterized in that: the turret head at described ABS overlaps the position of laying commutation locating piece (5) of (4) surely, is provided with ring careful tooth (4a).

7. a kind of improved plastic sprinkling irrigation head according to claim 1 is characterized in that: to the improvement of the revolution spindle gasket (2) of described EPDM90 degree, be the clutch-plate (60m6) that function wave is arranged, its equation is:

SD=SIN (TRAJPAR*360*12), track is circular, wave number is 12.

8. a kind of improved plastic sprinkling irrigation head according to claim 1 is characterized in that: to improving again of the revolution spindle gasket (2) of described EPDM9O degree, be a kind of clutch-plate (60m11) that function wave is arranged, its equation is:

SD=TRAJPAR*360*12, track is circular, scanning cross-section is flat; Wave number is 12.

9. a kind of improved plastic sprinkling irrigation head according to claim 1 is characterized in that: to improving again of the revolution spindle gasket (2) of described EPDM90 degree, be a kind of clutch-plate (60m12) that function wave is arranged, its equation is:

10. a kind of improved plastic sprinkling irrigation head according to claim 1 is characterized in that: to improving again of the revolution spindle gasket (2) of described EPDM90 degree, be a kind of clutch-plate (60m13) that function wave is arranged, its equation is:

SD=TRAJPAR*360*B, track is circular, and wave number is B, and scanning cross-section is circular, and it is plasticity, or plastics or rubber.