CN102423731A - Improved metal sprinkler gun - Google Patents
Improved metal sprinkler gun Download PDFInfo
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- CN102423731A CN102423731A CN2011103048206A CN201110304820A CN102423731A CN 102423731 A CN102423731 A CN 102423731A CN 2011103048206 A CN2011103048206 A CN 2011103048206A CN 201110304820 A CN201110304820 A CN 201110304820A CN 102423731 A CN102423731 A CN 102423731A
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Abstract
The invention provides an improved metal sprinkler gun. A lug and a concave pit are arranged at reversing and positioning parts so that the metal sprinkler gun is not easy to loosen; a thrust bearing gasket and a function wave gasket which are provided with self-centering inclined planes are not easy to incline and a blocked portion is reduced; a ringed spring (m19b) which is provided with a toggle spring can be used for enabling triggering conversion to be more reliable; a parabola water baffle can be used for enabling the water to be more ideally scattered; a metal water outlet (15) which is provided with a parabola channel (15b) and a reinforced rib plate (15a) can be used for increasing the spraying coagulation power and smoothness; a handle part of a water thrashing target (m8) is provided with a fast-slow adjustment screw (m22) and a fastening screw cap (m23); when the length needs to be adjusted or a self counter weight is changed or suspended heavy objects including eardrops or threading lines are matched, the distance and the weight can be changed and a rotary inertia moment can be changed, so that a method capable of influencing and regulating the fast and slow swinging of the sprinkler gun is provided; according to the invention, the fast and slow swinging of the sprinkler gun can be regulated from no fast and slow regulations and a plurality of comprehensive developments are improved, so that the major contribution on the sprinkler gun can be made.
Description
Technical field
The present invention relates to a kind of gardens that are used for, the metal shower head of gardening and agricultural liquid sprinkler, the method that the switching-over location of improving the target scalable speed of fetching water especially is provided belongs to the shower head technical field in the injection apparatus in shower head.
Background technology
The pouring gardens, the rotation shower head of gardening and agricultural liquid sprinkler has been widely used in carrying out the farmland by the selected mode of people's hobby, forestry nursery, hot house, by the road, city, lawn, flower bed, 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 rotates the key equipment that shower head is a spray irrigation system, and its performance quality directly has influence on the sprinkling irrigation effect.Existing plastics shower head, several pressure easy fractures very greatly often that are in of the target of fetching water of plastics; Switching-over locating piece day is prone to loosening in its adjusting location long afterwards; Between revolution mandrel and the turret head, well imagine, should alleviate friction, satisfy the sealing between this two again so that guarantee that switching-over is reliable, with anti-leak, these several the hard nut to cracks of shower head really.Moreover the nozzle of shower head particularly sprays the homogeneous quality that core also influences ejecta.For the deficiency of duty due to each mechanism of the shower head that overcomes prior art, also in order to invent several kinds of dissimilar shower heads, the inventor sums up for many years working experience both at home and abroad, has done multiple design and improvement simultaneously; Just like silkworm in spring to dead silk not to the utmost, the human perfection of pursuing invention is endless, below progressively improves and perfect scheme especially a kind of metal shower head, the details in addition in conjunction with multiple diagram with regard to multiple.
Summary of the invention
The objective of the invention is to improve the key equipment of spray irrigation system; Adopt the scheme of metal shower head; Because be improved on the basis of plastics shower head, thus the plastics shower head told about earlier, and then state to provide and improve the improvement that the target of fetching water turns to the method for speed and the assembly that commutates.
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 switching-over location and spray core; Promote the sprinkling irrigation effect; Attempt to solve several pressure easy fractures very greatly often that are in of the target of fetching water of the plastics of existing plastics shower head, it was regulated the location and was prone to looseningly long afterwards switching-over locating piece day, should alleviate friction between revolution mandrel and the turret head so that guarantee to commutate and reliably satisfy sealing between this two again with the hard nut to crack of anti-leak; To improve the homogeneous quality of ejecta, overcome the deficiency of duty due to each mechanism of shower head of prior art, also cast a brick to attract jade simultaneously in order to invent several kinds of dissimilar shower heads.
The technical scheme that the present invention solves the plastics shower head that its technical problem takes is:
A kind of improved plastics shower head, by the revolution mandrel (1) of 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 promptly 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 short switch (18) of POM; Stainless four jiaos of springs (19), the O RunddichtringO (20) of EPDM70 degree is formed, and 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 versatilely overlaps in (4) surely; Be with described stainless revolution mandrel spring (6) on the revolution mandrel (1) of described ABS, 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) of described ABS with the described POM of the centre of gyration on; Be set with the target of fetching water (8) of the described POM compound that can rotate, and the described stainless target missile spring (9) of fetching water is as replying the target of fetching water (8) and the revolution mandrel (1) of described ABS and the body (7) of described ABS757 that changes the pendulum torsion spring and connecting described POM compound around the revolution mandrel (1) of described ABS; On the body (7) of described ABS757, being equiped with can be around the described manually adjusting knob (10) of the described ABS of rotation of target mandrel (11) 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) again with the body that is contained in described ABS757 (7) on the water fender (13) of the described ABS that in fact plays leverage match, be aided with the described stainless dash spring (12) that is contained between body (7) and water fender (13) again and more make 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 short switch of POM are contained on the body (7) of described ABS757 versatilely, and work in coordination through described stainless switching spring (17); Locating piece (5) collision that is equiped with stainless four jiaos of springs (19) on the short switch (18) of described POM so that the angle controller that overlaps two polyformaldehyde POM on (4) surely with the turret head that is installed in described ABS promptly commutates and trigger switching-over; 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 easy to contact slip between (4) and alleviate friction so that overlap surely with the turret head of fixing described ABS at the outside revolution spindle gasket (2) of described EPDM90 degree and the fluoroplastics pad (3) of Teflon of being equiped with of the axle of rotating described revolution mandrel (1); Add not shimming, effect is exactly different, also can add; Pad or single usefulness, or use with, or a plurality of shared.
As the improvement to the revolution spindle gasket (2) of described EPDM90 degree, referring to Figure 10, 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.
Remake to improving, referring to Figure 11, this is a kind of clutch-plate (60m11) that function wave is arranged, and its equation is: SD=TRAJPAR*360*12, track are circular, and scanning cross-section is flat; Wave number is 12, or chooses at 3-360.
Remake to improving, referring to Figure 12, this is a kind of clutch-plate (60m12) that function wave is arranged, and its equation is: SD=TRAJPAR*360*B, track are circular, and wave number is B, and scanning cross-section is polygonal, minimum three limits.
Remake to improving, referring to Figure 13, this is a kind of clutch-plate (60m13) 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; This is not an elastic ring, but plasticity, like plastics or rubber.
The clutch-plate that function wave is arranged, though shape is many, characteristic is similar, compressive strain and upspringing, but that its usefulness is a multiple spot is even.
With PROEWILDFIRE or other software, with described each parametric equation input, modeling easily; Again described each parametric equation is imported 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, and be shared or a plurality of shared.
A kind of materials of each part of improved plastics shower 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 promptly 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 short switch (18) of POM, stainless four jiaos of springs (19); The O RunddichtringO (20) of EPDM70 degree all is just rewarding treasures of many experiments, and creative work arbitrarily can be just and do not spend anything but; The preferred embodiments of the present invention that are merely as herein described also can be made many combination and variation certainly, but can not limit the present invention's interest field with this, and the equivalent variations of therefore being done according to application interest field of the present invention still belongs to the scope that the present invention is contained.
In order to gain in strength, on the described target of fetching water (8) that can turn round the POM compound that mandrel (1) rotates, have additional reinforcement (8b), please referring to shown in Figure 4 along ABS with anti-fracture; And described reinforcement (8b) is in low grade products usefulness, just directly with the injection moulding of equal material; And in the higher occasion of customer requirement, described reinforcement (8b) adopts metal; Earlier process reinforcement (8b), as inserts, put into mould, again the target of fetching water (8) of the described POM compound of injection mo(u)lding with Metallic rod; 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 with Metallic rod, or tubular, or angle steel shape, or channel steel shape, or shaped steel, or uses sheet metal; Used metal or use steel, or use aluminium alloy, or use copper material, or use titanium alloy; The also available carbon fiber of described reinforcement (8b), or engineering plastics; Or with the working of plastics stickup of fabric with the target (8) of fetching water; Or with the multi-layer fiber circuit board of waste and old material do reinforcement with and with the assembling of the working of plastics of the target of fetching water (8) and paste.The material in handy a plurality of places of production mixes, and pre-treatment 100 degree preliminary dryings one hour.
In order to increase aesthetic feeling and anti-channeling, the handle part on the described target of fetching water (8) that can turn round the POM compound that mandrel (1) rotates along ABS has additional aesthetic feeling ear pendant hole (8a), and it is a through hole, at least one, or a plurality of; The characteristic 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 shape of artistic style such as the moulding elegant in appearance of ear appearance are arranged, and through hole is arranged; Its usefulness has three, one, increases aesthetic feeling because of profile is good-looking; The 2nd, because of through hole has prevented the negative effect that strong wind blows former handle plane; The 3rd, most important, when some client will change sprinkling irrigation during speed,, or use wire, or put on electric wire and also can as long as hangers weighs down (21) on through hole; The way that hangers weighs down (21) is gone up in aesthetic feeling ear pendant hole (8a) in that the handle part of the described target of fetching water (8) is set, comes down 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 reinforcement gusset (15a) that its inner original six five equilibriums are uniformly distributed with; In order further to improve water outlet ejection effect, change its inner passage into parabola passage (15b) especially, and original six reinforcement gussets (15a) have still kept a part; Reduced the unused space of making into rotation stream easily 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 promptly commutates locating piece (5) after collision repeatedly, is prone to have loosening phenomenon to take place; For this reason, except that in switching-over locating piece (5), establishing the careful tooth of ring, the turret head at described ABS overlaps the position of laying switching-over 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 plastics shower head that improves spray irrigation system; The way of improving the target compound of fetching water is provided, and alleviates the way of friction and the method for spraying core with the way and the employing parabola passage of the careful tooth switching-over of ring location with the function wave clutch-plate; Several pressure easy fractures very greatly often that are in of the target of fetching water of the plastics of the existing plastics shower head of trial solution; It was regulated the location and was prone to looseningly long afterwards switching-over locating piece day, should alleviate friction between revolution mandrel and the turret head so that guarantee to change the sealing reliably satisfied again between this two hard nut to crack with anti-leak; Also provide at the handle part of the target of fetching water (8) and established upward hangers bob (21) of aesthetic feeling ear pendant hole (8a); Come down to change the way of waving the speed cycle of shower head according to the principle of rotary inertia square; The 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 cast a brick to attract jade simultaneously, perhaps we can say in order to invent several kinds of dissimilar shower heads, the target of fetching water (8) at shower head provided by the present invention establish hangers weigh down (21) to come down to the way of waving the speed cycle that principle according to the rotary inertia square changes shower head be the significant contribution to sprinkling irrigation.
The technical scheme that the present invention solves the metal shower head that its technical problem takes is:
In order further to improve the service life of shower head; Increase the reliability of shower head switch; Principle according to the rotary inertia square; The another kind of way of waving the speed cycle that changes shower head is provided, and the method for promptly establishing speed set screw (m22) and tightening nut (m23) at the target of fetching water (m8) of shower head adopts a kind of improved metal shower head.
A kind of improved metal shower head, by revolution mandrel (m1), revolution spindle gasket (2), pad (3); Thrust bearing shim (m3), thrust bearing ball (m3c), turret head overlaps (m4) surely, switching-over locating piece (m5); Stainless revolution mandrel spring (6), body (m7), the target of fetching water (m8), the stainless target missile spring (9) of fetching water; Speed set screw (m22), tightening nut (m23), the target mandrel (m17) of fetching water, parabola water fender (m21); Dash screw (m24), delivery port (15), long switch (m16), stainless switching spring (17); Short switch (m18), the stainless spring (m19) of stirring, the O RunddichtringO (20) of EPDM70 degree is formed, and the turret head that described revolution mandrel (m1) is contained in the water source seat of vertical fixing versatilely overlaps in (m4) surely; Be with described stainless revolution mandrel spring (6) on the described revolution mandrel (m1), and described revolution mandrel (m1) and described body (m7) fixed connection; Insert described body (m7) and with described the fetch water target mandrel (m17) of described revolution mandrel (m1) with the centre of gyration on; Be set with the described target of fetching water (m8) that can rotate around described revolution mandrel (m1), and the described stainless target missile spring (9) of fetching water changes the pendulum torsion spring and is connecting the described target of fetching water (m8) and described revolution mandrel (m1) and described body (m7) as replying; The adjustable described dash screw (m24) that is contained on the described body (m7) is suitable with the described target of fetching water (m8); Described delivery port (15) fixedly is assemblied on the described body (m7); Described long switch (m16) and described short switch (m18) are contained on the described body (m7) versatilely, and work in coordination through described stainless switching spring (17); Be equiped with the stainless spring (m19) of stirring on the described short switch (m18), so as be installed in described turret head and overlap compacting sleeve (m6) on two the switching-over locating pieces (m5) on (m4) surely and collide and trigger switching-over; Be equiped with the O RunddichtringO (20) of described EPDM70 degree in the outside that described turret head overlaps (m4) surely; It is characterized in that: described revolution spindle gasket (2) and described pad (3) are equipped with in the axle outside at rotating described revolution mandrel (m1); And described thrust bearing shim (m3) and described thrust bearing ball (m3c), be easy to contact slip between (m4) and alleviate friction so that overlap surely with fixing described turret head; Add not shimming, effect is exactly different; Also can add it; Pad or single usefulness, or use with, or a plurality of shared.
In order to increase modulability, prevent to neglect soon and scurry, or the hard-to-use once in a while situation of card is arranged suddenly slowly; Handle part on the target of fetching water (m8) that the described target mandrel (m17) of can promptly fetching water along the revolution mandrel rotates removes and is provided with through hole, so that when some client wants change sprinkling irrigation speed; Hangers weighs down (21) on through hole; Or use wire, or put on electric wire, promptly the principle according to the rotary inertia square changes outside the way of waving the speed cycle of shower head; Existing as improving; At the handle part of the described target of fetching water (m8),, be provided with screw thread (m8c) like Figure 19 and shown in Figure 14; And establish speed set screw (m22) and tightening nut (m23); When set screw (m22) and tightening nut (m23) are screwed into or during the length variations of back-outing, have just changed the rotary inertia square, promptly to shower head to wave speed influential; Also but hangers bob and threading and set screw are also used certainly.
Be packed in the described metal delivery port (15) of the body (m7) of described die cast metal; It is characterized in that: the reinforcement gusset (15a) that its inner original six five equilibriums are uniformly distributed with; In order further to improve water outlet ejection effect, change its inner passage into parabola passage (15b) especially, and original six reinforcement gussets (15a) have still kept a part; Reduced the unused space of making into rotation stream easily between original reinforcement gusset, described parabola passage has increased ejection cohesiveness and fluency; Described reinforcement gusset (15a) is a plurality of, minimum 3; Be to strengthen delivery port part intensity in addition on the one hand, the auxiliary shunting action of strengthening ejection water is arranged on the other hand.
Be installed in described turret head and overlap two angle controllers on (m4) surely and promptly commutate locating piece (m5) after collision repeatedly, be prone to have loosening phenomenon to take place; For this reason, shown in figure 17, in switching-over locating piece (m5), be provided with projection (m5b); Also overlap the position of laying switching-over locating piece (m5) of (m4) surely at described turret head, shown in figure 20, have additional a plurality of pits (m4b) in ring week, become flexible preventing.
Described thrust bearing shim (m3), referring to Figure 15, its first face is provided with a plurality of dress balls holes (m3b), minimum three, or 12, or 3-100, so as in adorn described thrust bearing ball (m3c); Described dress ball hole (m3b) is dell preferably, and its degree of depth is adorned ball and made ball be difficult for overflowing so that have than big volume greater than the radius of described thrust bearing ball; Its second face is provided with ring all inclined-planes (m3a) be difficult for so that there is the extruding self centering on the chamfering inclined-plane that overlaps the end of (m4) surely with described turret head crooked, thereby the effect of deduction and exemption blocked portion.
In order further to strengthen the reliability of switching-over location; On described short switch (m18), be equiped with the improved stainless spring (m19) of stirring; Like Figure 21 and shown in Figure 22, in order to strengthen moment cohesion explosive force, in the bottom of the handing-over of the left side of described short switch bar and right-hand rod; Be provided with circle or many coil springs (m19b), so as be installed in described turret head and overlap compacting sleeve (m6) on two the switching-over locating pieces (m5) on (m4) surely and collide and trigger switching-over.
Described parabola water fender (m21) is installed on the described target of fetching water (m8) through dash screw (m24); In order better to block from the water of delivery port ejection and to make disseminating away of water parabolic type, on described parabola water fender (m21), be provided with parabolic plate (m21b), through the also angle of scalable certain limit of dash screw (m24); The parabolic plate (m21b) that described parabola water fender (m21) is provided with is an arc, and is particularly parabola shaped.
The usefulness of described a kind of improved metal shower head is: metal is more durable than plastics; Place, switching-over location is provided with projection and pit then is difficult for loosening; Be provided with the thrust bearing shim on self centering inclined-plane and the function wave pad then is difficult for crooked and deduction and exemption blocked portion; Being provided with the spring that adds circle (m19b) of stirring spring then makes the triggering switching-over more reliable; Being provided with the parabola water fender then makes water throwing diffusing better; Be provided with the delivery port (15) of parabola passage (15b) and reinforcement gusset (15a), increased ejection cohesiveness and fluency; Establish speed set screw (m22) and tightening nut (m23) at the handle part of the described target of fetching water (m8); When adjusting length, or change, or cooperate the weight of hanging from counterweight; Like described ear pendant or threading; Just can change distance and weight, just change the rotary inertia square, thereby produce a kind of influential method that regulation and control are arranged of speed of waving shower head; Regulate and control to what pair shower head arranged to wave speed regulation and control from original no speed, and described many improved comprehensive exploitations, perhaps we can say, be major contribution to sprinkler.
Description of drawings
Fig. 1 is the schematic perspective view of plastics shower head
Fig. 2 is the schematic perspective view of another angle of plastics shower head.
Fig. 3 is that turret head overlaps the schematic perspective view of (4) surely.
Fig. 4 is the fetch water front elevational schematic of target (8) of compound.
Fig. 5 is the schematic perspective view of delivery port (15).
Fig. 6 is the elevational schematic view of delivery port (15).
Fig. 7 is the B-B generalized section of delivery port (15).
Fig. 8 is the elevational schematic view that turn 90 degrees of revolving of delivery port (15).
Fig. 9 is the A-A generalized section of delivery port (15).
Figure 10 is the schematic perspective view that the waveform clutch-plate (60m6) of function S D=SIN (TRAJPAR*360*12) is arranged.
Figure 11 is the schematic perspective view that the waveform clutch-plate (60m11) of function S D=TRAJPAR*360*12 is arranged.
Figure 12 is the schematic perspective view that the waveform clutch-plate (60m12) of function S D=TRAJPAR*360*B is arranged.
Figure 13 is the schematic perspective view that the waveform clutch-plate (60m13) of function S D=TRAJPAR*360*B is arranged.
Figure 14 is the schematic perspective view of metal shower head of the present invention.
Figure 15 is the deep cutting sketch map that is provided with the thrust bearing shim (m3) on a plurality of dress ball holes (m3b) and all inclined-planes of ring (m3a).
Figure 16 is the schematic perspective view of the another angle of metal shower head of the present invention.
Figure 17 is the schematic perspective view that in switching-over locating piece (m5), is provided with projection (m5b).
Figure 18 is the three-dimensional exploded perspective view of metal shower head of the present invention.
Figure 19 is the schematic perspective view of the target of fetching water (m8) of metal shower head of the present invention.
Figure 20 is that the turret head that is provided with a plurality of pits (m4b) overlaps the schematic perspective view of (m4) surely.
Figure 21 is the schematic perspective view that is provided with the left side of stirring spring (m19) of a circle or many coil springs (m19b) of the present invention.
Figure 22 is the schematic perspective view that is provided with the right side of stirring spring (m19) of a circle or many coil springs (m19b) of the present invention.
Extremely shown in Figure 22 like Fig. 1, among the 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 promptly 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 short switch 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 S D=SIN (TRAJPAR*360*12) is arranged;
60m11. be the waveform clutch-plate that function S D=TRAJPAR*360*12 is arranged;
60m12. be the waveform clutch-plate that function S D=TRAJPAR*360*B is arranged;
60m13. be the waveform clutch-plate that function S D=TRAJPAR*360*B is arranged;
M1. be the revolution mandrel;
M3. be thrust bearing shim;
M3a. be all inclined-planes of ring;
M3b. be dress ball hole;
M3c. be the thrust bearing ball;
M4. be that turret head overlaps surely;
M4b. be pit;
M5. locating piece commutates;
M5b. be projection;
M7. be the body of metal shower head;
M8. be the target of fetching water of metal shower head;
M8c. be the screw thread of the target of fetching water of metal shower head;
M16. be long switch;
M17. be the target mandrel of fetching water;
M18. be short switch;
M19. be the stainless spring of stirring;
M19b. be circle or many coil springs;
M21. be the parabola water fender;
M21b. be the parabolic plate;
M22. be the speed set screw;
M23. be the tightening nut;
M24. be the dash screw;
The specific embodiment
Below in conjunction with accompanying drawing and embodiment foregoing invention is described further;
Because of being serves as that the basis is improved with the plastics shower head, and some part is shared, but many structures are different, so still state the plastics shower head earlier, repeat the metal shower head.
The present invention relates to improve the key equipment plastics shower head of spray irrigation system; The way of improving the target compound of fetching water is provided, and has alleviated the way of friction and the method for spraying core with the way and the employing parabola passage of the careful tooth switching-over of ring location with the function wave clutch-plate; Attempt the target easy fracture of fetching water of the plastics of the existing plastics shower head of solution; With the passing of time the switching-over locating piece is prone to loosening, and the revolution mandrel alleviates friction and all hard nut to cracks of sealing; Also provide at the handle part of the target of fetching water (8) and established that aesthetic feeling ear pendant hole (8a) goes up that hangers weighs down the adjusting rotary inertia square of (21) and the way of waving the speed cycle that changes shower head, the quality and the class of shower head promoted in multiple corrective measure; Perhaps we can say that it is the significant contribution to sprinkling irrigation that the target of fetching water (8) at shower head provided by the present invention is established the way of waving the speed cycle that comes down to regulate and to change shower head according to the principle of rotary inertia square that hangers weighs down (21).Carry additionally ear pendant (21) at the target of fetching water (8) of shower head and come adjustable increasing the weight of by speed or on-the-spot investigation.
A kind of improved plastics shower head, by the revolution mandrel (1) of 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 promptly 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 short switch (18) of POM; Stainless four jiaos of springs (19), the O RunddichtringO (20) of EPDM70 degree is formed, and 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 versatilely overlaps in (4) surely; Be with described stainless revolution mandrel spring (6) on the revolution mandrel (1) of described ABS, 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) of described ABS with the described POM of the centre of gyration on; Be set with the target of fetching water (8) of the described POM compound that can rotate, and the described stainless target missile spring (9) of fetching water is as replying the target of fetching water (8) and the revolution mandrel (1) of described ABS and the body (7) of described ABS757 that changes the pendulum torsion spring and connecting described POM compound around the revolution mandrel (1) of described ABS; On the body (7) of described ABS757, being equiped with can be around the described manually adjusting knob (10) of the described ABS of rotation of target mandrel (11) 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) again with the body that is contained in described ABS757 (7) on the water fender (13) of the described ABS that in fact plays leverage match, be aided with the described stainless dash spring (12) that is contained between body (7) and water fender (13) again and more make 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 short switch of POM are contained on the body (7) of described ABS757 versatilely, and work in coordination through described stainless switching spring (17); Locating piece (5) collision that is equiped with stainless four jiaos of springs (19) on the short switch (18) of described POM so that the angle controller that overlaps two polyformaldehyde POM on (4) surely with the turret head that is installed in described ABS promptly commutates and trigger switching-over; 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 at the outside revolution spindle gasket (2) of described EPDM90 degree and the fluoroplastics pad (3) of Teflon of being equiped with of the axle of rotating described revolution mandrel (1); Originally no pad; Or have only a pad, there is complaint phenomenon dumb and that jam does not commutate to take place sometimes; Be improved to many pads at present, be easy to contact slip between (4) and alleviate friction so overlap surely with the turret head of fixing described ABS; Add not shimming, effect is exactly different, also can add; Pad or single usefulness, or use with, or a plurality of shared, 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 to the revolution spindle gasket (2) of described EPDM90 degree, referring to Figure 10, 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.SD=SIN (TRAJPAR*360*12), track is circular, wave number is 12, or chooses at 3-360.
Remake to improving, referring to Figure 11, this is a kind of clutch-plate (60m11) that function wave is arranged, and its equation is: SD=TRAJPAR*360*12, track are circular, and scanning cross-section is flat; Wave number is 12, or chooses at 3-360.
Remake to improving, this is a kind of clutch-plate (60m12) that function wave is arranged, and its equation is: SD=TRAJPAR*360*B, track are circular, and wave number is B, and scanning cross-section is polygonal, minimum three limits.
Remake to improving, this is a kind of clutch-plate (60m13) that function wave is arranged, and its equation is:
SD=TRAJPAR*360*B, track are circular, and wave number is B, and scanning cross-section is circular, and this is not an elastic ring, but plasticity, like plastics or rubber.The TRAJPAR trajectory parameters is the computer acquiescence.
The clutch-plate that function wave is arranged, though shape is many, characteristic is similar, compressive strain and upspringing, but that its usefulness is a multiple spot is even.
Use PROEWILDFIRE, or other software, open and insert and the drawing program, with described each parametric equation input, modeling easily; Again described each parametric equation is imported 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, and be shared or a plurality of shared; Also can be only with the clutch-plate that function wave is arranged; Because of original put pad the axle very long, so can put several well.
A kind of materials of each part of improved plastics shower 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 promptly 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 short switch (18) of POM, stainless four jiaos of springs (19); The O RunddichtringO (20) of EPDM70 degree all is just rewarding treasures of many experiments, and creative work arbitrarily can be just and do not spend anything but; The preferred embodiments of the present invention that are merely as herein described also can be made many combination and variation certainly, but can not limit the present invention's interest field with this, and the equivalent variations of therefore being done according to application interest field of the present invention still belongs to the scope that the present invention is contained.For example, adopt polyformaldehyde POM, if use the M90-44 class; Then inexpensive, but after it spent a week, the endoporus dimensional tolerance also had shrinkage phenomenon; And not enough 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 switching-over 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 the pre-treatment 100 degree temperature prebakes hour.
In order to gain in strength, on the described target of fetching water (8) that can turn round the POM compound that mandrel (1) rotates, have additional reinforcement (8b), please referring to shown in Figure 4 along ABS with anti-fracture; And described reinforcement (8b) is in low grade products usefulness, just directly with the injection moulding of equal material; And in the higher occasion of customer requirement, described reinforcement (8b) adopts metal; Earlier process reinforcement (8b), as inserts, put into mould, again the target of fetching water (8) of the described POM compound of injection mo(u)lding with Metallic rod; 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 with Metallic rod, or tubular, or angle steel shape, or channel steel shape, or shaped steel, or uses sheet metal; Used metal or use steel, or use aluminium alloy, or use copper material, or use titanium alloy; The also available carbon fiber of described reinforcement (8b), or engineering plastics; Or with the working of plastics stickup of fabric with the target (8) of fetching water; Or with the multi-layer fiber circuit board of waste and old material do reinforcement with and with the assembling of the working of plastics of the target of fetching water (8) and paste.The gentle mixing of steel can be made up multiple by this thinking.
In order to increase aesthetic feeling and anti-channeling, the handle part on the described target of fetching water (8) that can turn round the POM compound that mandrel (1) rotates along ABS has additional aesthetic feeling ear pendant hole (8a), and it is a through hole, at least one, or a plurality of; The characteristic 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 shape of artistic style such as the moulding elegant in appearance of ear appearance are arranged, and through hole is arranged; Its usefulness has three, one, increases aesthetic feeling because of profile is good-looking; The 2nd, because of through hole has prevented the negative effect that strong wind blows former handle plane; The 3rd, most important, when some client will change sprinkling irrigation during speed,, or use wire, or put on electric wire and also can as long as hangers weighs down (21) on through hole; The way that hangers weighs down (21) is gone up in aesthetic feeling ear pendant hole (8a) in that the handle part of the described target of fetching water (8) is set, comes down 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, generally be add how just slack-off.
Originally being packed in the described delivery port (15) on the described body (7), is with the ABS injection moulding, also can directly be used on the metal shower head; In order to increase durability, also can adopt die casting, because of only having become material; Structure is constant, so still be called delivery port (15), its characteristic is still: the reinforcement gusset (15a) that its inner original six five equilibriums are uniformly distributed with; In order further to improve water outlet ejection effect; Change its inner passage into parabola passage (15b) especially, and original six reinforcement gussets (15a) still keep a part, reduced the unused space of making into rotation stream easily between original reinforcement gusset; Described parabola passage has increased ejection cohesiveness and fluency, because of having reduced turbulent flow; The delivery port of described die casting (15) is a metal, or brass, or cast aluminium; But do not use plumbous zinc, because of irrigating vegetables, and may exceed standard and not environmental protection by lead when edible if be absorbed.
The angle controller that the turret head that is installed in described ABS overlaps two polyformaldehyde POM on (4) surely promptly commutates locating piece (5) after collision repeatedly, is prone to have loosening phenomenon to take place; For this reason; Except that in switching-over locating piece (5), establishing the careful tooth of ring, the turret head at described ABS overlaps the position of laying switching-over locating piece (5) of (4) surely especially, has additional ring careful tooth (4a); To prevent loosening phenomenon, close tooth has increased frictional force than the cover of deciding of the annulus of original light.
In order further to improve the service life of shower head; Increase the reliability of shower head switch; Principle according to the rotary inertia square; The another kind of way of waving the speed cycle that changes shower head is provided, and the method for promptly establishing speed set screw (m22) and tightening nut (m23) at the target of fetching water (8) of shower head adopts a kind of improved metal shower head.
A kind of improved metal shower head, by revolution mandrel (m1), revolution spindle gasket (2), pad (3); Thrust bearing shim (m3), thrust bearing ball (m3c), turret head overlaps (m4) surely, switching-over locating piece (m5); Stainless revolution mandrel spring (6), body (m7), the target of fetching water (m8), the stainless target missile spring (9) of fetching water; Speed set screw (m22), tightening nut (m23), the target mandrel (m17) of fetching water, parabola water fender (m21); Dash screw (m24), delivery port (15), long switch (m16), stainless switching spring (17); Short switch (m18), the stainless spring (m19) of stirring, the O RunddichtringO (20) of EPDM70 degree is formed, and described revolution mandrel (1) vertically is contained in the turret head that is fixed on the water source seat versatilely and overlaps surely in (4); Be with described stainless revolution mandrel spring (6) on the described revolution mandrel (m1), and described revolution mandrel (m1) and described body (m7) fixed connection; Insert described body (m7) and with described the fetch water target mandrel (m17) of described revolution mandrel (m1) with the centre of gyration on; Be set with the described target of fetching water (m8) that can rotate around described revolution mandrel (m1), and the described stainless target missile spring (9) of fetching water changes the pendulum torsion spring and is connecting the described target of fetching water (m8) and described revolution mandrel (m1) and described body (m7) as replying; The adjustable described dash screw (m24) that is contained on the described body (m7) is suitable with the described target of fetching water (8); Described delivery port (15) fixedly is assemblied on the described body (m7); Described long switch (m16) and described short switch (m18) are contained on the described body (7) versatilely, and work in coordination through described stainless switching spring (17); Be equiped with the stainless spring (m19) of stirring on the described short switch (m18), so as be installed in described turret head and overlap compacting sleeve (m6) on two the switching-over locating pieces (m5) on (4) surely and collide and trigger switching-over; Be equiped with the O RunddichtringO (20) of described EPDM70 degree in the outside that described turret head overlaps (m4) surely; It is characterized in that: the axle outside at rotating described revolution mandrel (m1) is equiped with described revolution spindle gasket (2) and described pad (3); And described thrust bearing shim (m3) and described thrust bearing ball (m3c), be easy to contact slip between (m4) and alleviate friction so that overlap surely with fixing described turret head; Add not shimming, effect is exactly different; Also can add it; Pad or single usefulness, or use with, or a plurality of shared, also can be by customer requirement the several class of many branches.
In order to increase modulability, prevent to neglect soon and scurry, or the hard-to-use once in a while situation of card is arranged suddenly slowly; Handle part on the target of fetching water (m8) that the described target mandrel (m17) of can promptly fetching water along the revolution mandrel rotates removes and is provided with through hole, so that when some client will change the sprinkling irrigation speed; Hangers weighs down (21) on through hole; Or use wire, or put on electric wire, promptly the principle according to the rotary inertia square changes outside the way of waving the speed cycle of shower head; Existing as improving; At the handle part of the described target of fetching water (m8),, be provided with screw thread (m8c) like Figure 19 and shown in Figure 14; And establish speed set screw (m22) and tightening nut (m23); When set screw (m22) and tightening nut (m23) are screwed into or during the length variations of back-outing, have just changed the rotary inertia square, promptly to shower head to wave speed influential; Also can add several nuts.
Be packed in the described metal delivery port (15) of the body (m7) of described die cast metal; It is characterized in that: the reinforcement gusset (15a) that its inner original six five equilibriums are uniformly distributed with; In order further to improve water outlet ejection effect, change its inner passage into parabola passage (15b) especially, and original six reinforcement gussets (15a) have still kept a part; Reduced the unused space of making into rotation stream easily between original reinforcement gusset, described parabola passage has increased ejection cohesiveness and fluency; Described reinforcement gusset (15a) is a plurality of, and minimum 3 is to strengthen delivery port part intensity in addition on the one hand, and the auxiliary shunting action of strengthening ejection water is arranged on the other hand.
Be installed in described turret head and overlap two angle controllers on (m4) surely and promptly commutate locating piece (m5) after collision repeatedly, be prone to have loosening phenomenon to take place; For this reason, shown in figure 17, in switching-over locating piece (m5), be provided with projection (m5b); Also overlap the position of laying switching-over locating piece (m5) of (m4) surely at described turret head, shown in figure 20, have additional a plurality of pits (m4b) in ring week, become flexible preventing.Flexible because of switching-over locating piece (m5), projection (m5b) is stuck in the pit (m4b).
Described thrust bearing shim (m3), referring to Figure 15, its first face is provided with a plurality of dress balls holes (m3b), minimum three, or 12, or 3-100, so as in adorn described thrust bearing ball (m3c); Described dress ball hole (m3b) is dell preferably, and its degree of depth is adorned ball and made ball be difficult for overflowing so that have than big volume greater than the radius of described thrust bearing ball; Its second face is provided with ring all inclined-planes (m3a) be difficult for so that there is the extruding self centering on the chamfering inclined-plane that overlaps the end of (m4) surely with described turret head crooked, thereby the effect of deduction and exemption blocked portion; The thrust bearing shim external diameter can not be big, carefully bumps resistance.
In order further to strengthen the reliability of switching-over location; On described short switch (m18), be equiped with the improved stainless spring (m19) of stirring; Like Figure 21 and shown in Figure 22, in order to strengthen moment cohesion explosive force, in the bottom of the handing-over of the left side of described short switch bar and right-hand rod; Be provided with circle or many coil springs (m19b), so as be installed in described turret head and overlap compacting sleeve (m6) on two the switching-over locating pieces (m5) on (4) surely and collide and trigger switching-over; When the spring processing machine is not senior, stainless left side and right side of stirring spring (m19), or spring (m19b), welding more also can be shaped.
Described parabola water fender (m21) is installed on the described target of fetching water (m8) through dash screw (m24); In order better to block from the water of delivery port ejection and to make disseminating away of water parabolic type, on described parabola water fender (m21), be provided with parabolic plate (m21b), through the also angle of scalable certain limit of dash screw (m24); The parabolic plate (m21b) that described parabola water fender (m21) is provided with is an arc, and is particularly parabola shaped.
The usefulness of described a kind of improved metal shower head is: metal is more durable than plastics; Place, switching-over location is provided with projection and pit then is difficult for loosening; Be provided with the thrust bearing shim on self centering inclined-plane and the function wave pad then is difficult for crooked and deduction and exemption blocked portion; Being provided with the spring that adds circle (m19b) of stirring spring then makes the triggering switching-over more reliable; Being provided with the parabola water fender then makes water throwing diffusing better; Be provided with the metal delivery port (15) of parabola passage (15b) and reinforcement gusset (15a), increased ejection cohesiveness and fluency; At the handle part of the described target of fetching water (m8), establish speed set screw (m22) and tightening nut (m23), when regulating length; Or change from counterweight; Or cooperate the weight of hanging, like described ear pendant or threading, just also can change distance and weight; Just changed the rotary inertia square, thereby produced a kind of influential method that regulation and control are arranged of speed of waving shower head; Regulate and control to what pair shower head arranged to wave speed regulation and control from original no speed, and described many improved comprehensive exploitations, perhaps we can say, be major contribution to sprinkler; Here only cast a brick to attract jade, also can extend and be combined into many styles.
Claims (10)
1. an improved metal shower head by revolution mandrel (m1), turns round spindle gasket (2), pad (3); Thrust bearing shim (m3), thrust bearing ball (m3c), turret head overlaps (m4) surely, switching-over locating piece (m5); Stainless revolution mandrel spring (6), body (m7), the target of fetching water (m8), the stainless target missile spring (9) of fetching water; Speed set screw (m22), tightening nut (m23), the target mandrel (m17) of fetching water, parabola water fender (m21); Dash screw (m24), delivery port (15), long switch (m16), stainless switching spring (17); Short switch (m18), the stainless spring (m19) of stirring, the O RunddichtringO (20) of EPDM70 degree is formed, and the turret head that described revolution mandrel (m1) is contained in the water source seat of vertical fixing versatilely overlaps in (m4) surely; Be with described stainless revolution mandrel spring (6) on the described revolution mandrel (m1), and described revolution mandrel (m1) and described body (m7) fixed connection; Insert described body (m7) and with described the fetch water target mandrel (m17) of described revolution mandrel (m1) with the centre of gyration on; Be set with the described target of fetching water (m8) that can rotate around described revolution mandrel (m1), and the described stainless target missile spring (9) of fetching water changes the pendulum torsion spring and is connecting the described target of fetching water (m8) and described revolution mandrel (m1) and described body (m7) as replying; The adjustable described dash screw (m24) that is contained on the described body (m7) is suitable with the described target of fetching water (m8); Described delivery port (15) fixedly is assemblied on the described body (m7); Described long switch (m16) and described short switch (m18) are contained on the described body (m7) versatilely, and work in coordination through described stainless switching spring (17); Be equiped with the stainless spring (m19) of stirring on the described short switch (m18), so as be installed in described turret head and overlap compacting sleeve (m6) on two the switching-over locating pieces (m5) on (m4) surely and collide and trigger switching-over; Be equiped with the O RunddichtringO (20) of described EPDM70 degree in the outside that described turret head overlaps (m4) surely; It is characterized in that: described revolution spindle gasket (2) and described pad (3) are equipped with in the axle outside at rotating described revolution mandrel (m1), and described thrust bearing shim (m3) and described thrust bearing ball (m3c).
2. a kind of improved metal shower head according to claim 1; It is characterized in that: the handle part on the described target of fetching water (m8) is provided with through hole (m8b); And at the handle part of the described target of fetching water (m8); Be provided with screw thread (m8c), and installing speed set screw (m22) and tightening nut (m23).
3. a kind of improved metal shower head according to claim 1 is characterized in that: described body (m7) is with die cast metal; The described metal delivery port (15) that is packed in the body (m7) of described die cast metal is a metal; Its inner passage is parabola passage (15b); And be provided with reinforcement gusset (15a), and be a plurality of, minimum 3.
4. a kind of improved metal shower head according to claim 1 is characterized in that: overlap surely at described turret head and be equiped with two described switching-over locating pieces (m5) on (m4), in described switching-over locating piece (m5), be provided with projection (m5b); Also overlap surely on (m4), be provided with ring a plurality of pits (m4b) in week at described turret head.
5. a kind of improved metal shower head according to claim 1 is characterized in that: described thrust bearing shim (m3), its first face are provided with a plurality of dress ball holes (m3b), and minimum three, or 12, or 3-100; In adorn described thrust bearing ball (m3c).
6. a kind of improved metal shower head according to claim 1 is characterized in that: described thrust bearing shim (m3), its second face are provided with ring all inclined-planes (m3a).
7. according to claim 1 and the described a kind of improved metal shower head of claim 5, it is characterized in that: the dress ball hole (m3b) of described thrust bearing shim (m3) is a dell, and its degree of depth is greater than the radius of described thrust bearing ball.
8. a kind of improved metal shower head according to claim 1 is characterized in that: the bottom of the stainless left side bar of stirring spring (m19) of going up installing at described short switch (m18) and the handing-over of right-hand rod is provided with perhaps many coil springs (m19b) of a circle.
9. a kind of improved metal shower head according to claim 1 is characterized in that: described parabola water fender (m21) is installed on the described target of fetching water (m8) through dash screw (m24); On described parabola water fender (m21), be provided with parabolic plate (m21b), and pass through the also angle of scalable certain limit of dash screw (m24); The parabolic plate (m21b) that described parabola water fender (m21) is provided with is an arc.
10. according to claim 1 and the described a kind of improved metal shower head of claim 9, it is characterized in that: the parabolic plate (m21b) that described parabola water fender (m21) is provided with is parabola shaped.
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| CN201110304820.6A CN102423731B (en) | 2011-09-27 | 2011-09-27 | Improved metal sprinkler gun |
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| CN201110304820.6A CN102423731B (en) | 2011-09-27 | 2011-09-27 | Improved metal sprinkler gun |
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| CN102423731B CN102423731B (en) | 2014-07-23 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103252297A (en) * | 2013-04-01 | 2013-08-21 | 浙江华水管道科技有限公司 | Rocker arm type sprinkler |
| CN106914354A (en) * | 2017-04-17 | 2017-07-04 | 宁波大叶园林科技有限公司 | Retrofit vertical impact type aquatic bird sprinkler |
| CN107079778A (en) * | 2017-04-17 | 2017-08-22 | 宁波大叶园林工业有限公司 | Vertical impact type aquatic bird sprinkler |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103252297A (en) * | 2013-04-01 | 2013-08-21 | 浙江华水管道科技有限公司 | Rocker arm type sprinkler |
| CN106914354A (en) * | 2017-04-17 | 2017-07-04 | 宁波大叶园林科技有限公司 | Retrofit vertical impact type aquatic bird sprinkler |
| CN107079778A (en) * | 2017-04-17 | 2017-08-22 | 宁波大叶园林工业有限公司 | Vertical impact type aquatic bird sprinkler |
| CN107079778B (en) * | 2017-04-17 | 2020-03-27 | 宁波大叶园林工业股份有限公司 | Vertical impact type water bird sprinkler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102423731B (en) | 2014-07-23 |
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