CN1919472A

CN1919472A - Rotary water sprayer

Info

Publication number: CN1919472A
Application number: CN 200610037449
Authority: CN
Inventors: 陶振华
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-09-01
Filing date: 2006-09-01
Publication date: 2007-02-28
Anticipated expiration: 2026-09-01
Also published as: CN100409948C

Abstract

The invention discloses a rotary sprinkler, which comprises the following parts: external case, extending cylinder, reset spring, sprayer component and rotary switching device, wherein the sprayer component contains rotary disc, sprayer and inlet pipe, the rotary switching device concludes hydraulic cylinder, piston, piston connecting rod and switching valve, the piston and piston connecting rod can be encased on the inlet pipe glidingly, the guide rod is set on the bottom of piston connecting rod, the double-spiral guide groove is set in the extending cylinder, the switching valve contains valve and valve core, which connects inlet pipe and upper and lower cavity of hydraulic cylinder, the external end of guide rod can be inserted in the double-spiral guide groove glidingly.

Description

A kind of rotary water sprayer

Technical field

The present invention relates to a kind of rainer, particularly a kind of that be installed on ground and can after water flowing, stretch out and rotate water spray automatically, and the rotary water sprayer that when the water of pass, can withdraw automatically.

Background technology

The water jet that existing gardens are used, especially buried water jet, after installation its to go out the liftoff height of sprinkler head generally all be changeless, so that when not using, it is still exposed outside to go out sprinkler head, and long-term the exposing of shower nozzle not only is damaged outside easily, and service life is short, and influenced the attractive in appearance of environment again, bring some inconvenience also for simultaneously gardens operation and user.Again power mouth water jet function singleness, spray inhomogeneously, automatic rotating water-injection as required is so use very inconvenience.The patent No. is that the Chinese patent of ZL01242929 discloses a kind of water jet for this reason, it adopts the transmission cylinder of device band back-moving spring in shell body, central tube, driver chuck, control valve reaches by being articulated in transmission cylinder lower blade runner, the gear drive group, the commutation clutch rack, the structure of the rotary reversing device that gear shaft etc. are formed, thereby it can be stretched out automatically after water flowing, and corresponding driven gear transmission group and gear shaft motion when rotating by the water impact blade rotary wheel, drive individual gears on the commutation clutch rack and bidentate wheel motion and internal gear and make conduit and fountain head rotation watering by gear shaft again; And when conduit rotates to set angle, in the driver chuck pull out post run into projection on the control valve or conduit in pull out the wing, order about driver chuck and rotate the also corresponding commutation clutch rack swing that drives, engagement by individual gears and motion of bidentate wheel and internal gear is rotated the internal gear commutation again, and conduit and fountain head commutation are sprinkled water, repeat above-mentioned commutation process, water jet can automatic reciprocatingly be sprinkled water, and at Guan Shuishi, hide in the auto retractable shell body again, therefore made things convenient for the use of having used to a certain extent, but because it is to adopt impeller and gears to engage and disengage transmission group in its commutation part, the commutation clutch rack, gear shaft, the manufacture process requirement height, the accuracy of gear requires high, and quality instability, service life is short, so also be difficult to satisfy consumers in general's requirement.

Summary of the invention

The objective of the invention is at above-mentioned existing problems and deficiency, provide a kind of and both can when sprinkling irrigation, can stretch out back and forth rotation water spray of realization automatically by shower nozzle, again can be when closing water shower nozzle can withdraw automatically hiding, and rotary reversing device need not gear drive just can realize the rotation of shower nozzle and commutation spray water, simple in structure, reliable, processing is simple and easy, production cost is low, the rotary water sprayer of long service life.

Technical scheme of the present invention is achieved in that

Rotary water sprayer of the present invention, shell body and the telescopically of bringing the mouth of a river bottom comprising into are installed on the interior retracting cylinder of described shell body, be installed on the back-moving spring on this retracting cylinder, nozzle component and rotary reversing device thereof, described nozzle component comprises the rotating disk that is positioned at described retracting cylinder top, shower nozzle and be inserted in oral siphon in the described retracting cylinder, the top of this oral siphon is connected in described rotating disk bottom and is communicated with described shower nozzle, being characterized in that described rotary reversing device comprises is placed on described oral siphon top and is installed on hydraulic cylinder in the described retracting cylinder, can go up, be installed on to lower slider the piston in this hydraulic cylinder, piston rod and be installed on reversal valve between described hydraulic cylinder and the rotating disk, wherein, described piston and piston rod can be gone up, be placed on to lower slider on the described oral siphon, the bottom of described piston rod is provided with guide post, be provided with the double helix guide groove that can supply the guide post outer end to set in the described retracting cylinder, described reversal valve comprises valve body and is installed on the interior spool of described valve body rotationally, described valve core rotates and on oral siphon and hydraulic cylinder at valve body under the driving of rotating disk, the water route conversion of lower inner cavity body is communicated with the hydraulic pressure water route that formation can promote piston and piston rod motion downward or upward, and described piston rod is set in the described double helix guide groove slidably by its guide post outer end and done under the promotion in hydraulic pressure water route, following rotational slide and drive described nozzle component and rotate synchronously.

Wherein, above-mentioned double helix guide groove in retracting cylinder structure and the annexation of above-mentioned oral siphon and piston rod can come according to concrete needs fixed, as being the direct double helix guide groove that on the inwall of above-mentioned retracting cylinder, is provided with, the outer end of above-mentioned guide post is flush-mounted in this double helix guide groove slidably, and above-mentioned piston rod is nested with the rectangular tube that also can rotatablely move synchronously with oral siphon for cooperating; For making its structure more reliable, also can be to be provided with on inner core and the inwall in the bottom of above-mentioned hydraulic cylinder the double helix guide groove is set at inner core, and in the lower shaft of above-mentioned oral siphon to having two relative pilot holes, laterally be placed through above-mentioned piston rod bottom and oral siphon diaxon in the middle part of the above-mentioned guide post in guide hole, its both ends are flush-mounted in the described double helix guide groove slidably.

For making reversal valve reliable in structure of the present invention, and it is easy to use, above-mentioned valve body comprises the valve seat that is coated at above-mentioned oral siphon side delivery port position, being installed on being used on this valve seat rotationally stirs the commutation circle of above-mentioned valve core rotation commutation, both ends are enclosed the reduction torsion spring that is connected with described valve seat with commutation respectively, be respectively equipped with the water inlet that is communicated with above-mentioned side delivery port on the above-mentioned valve seat, the delivery port that is communicated with shower nozzle and with above-mentioned hydraulic cylinder on, the outlet pass that the lower chamber water route is communicated with, above-mentioned spool is installed in the described valve seat, and described commutation circle is stirred valve core rotation and made water inlet in the described valve body under the driving of above-mentioned rotating disk, delivery port is communicated with the outlet pass conversion.The top of above-mentioned spool is provided with horizontal dead man, and above-mentioned commutation circle is provided with the pulling block that can stir the motion of described dead man and make location, described dead man both sides, and the bottom of above-mentioned rotating disk is provided with and can cooperates with described pulling block and drive lifting the foot of above-mentioned commutation circle rotation.

For making the anglec of rotation of the conveniently adjusted nozzle component of the present invention, to satisfy the needs in different sprinkling irrigations place, device has anglec of rotation adjusting device on the above-mentioned nozzle component.Anglec of rotation adjusting device of the present invention comprise be installed on rotationally on the above-mentioned oral siphon and the band between above-mentioned rotating disk and the reversal valve pull out the wing adjustable plate, be arranged at described adjustable plate middle part first gear, be installed on commutating tooth wheels on the above-mentioned rotating disk and that can rotate adjustable plate with described first meshed transmission gear, when therefore using can by adjusting be arranged on the rotating disk lift the foot and adjustable plate pulls out the anglec of rotation that space angle between the wing is determined above-mentioned nozzle component.

The present invention owing to adopt in retracting cylinder dexterously is provided with the hydraulic cylinder that is connected by with oral siphon in the nozzle component, piston, the piston rod of guide, the structure of the rotary reversing device that reversal valve and double helix guide groove etc. are formed, thereby utilized dexterously hydraulic pressure on, following impetus, make the present invention in the process of using, the effect that pushes away on both can the hydraulic pressure by running water makes spray module stretch out sprinkling irrigation automatically in shell body, and in sprinkling irrigation, again can be by on entering in the hydraulic cylinder from oral siphon, the hydraulic pressure of lower chamber is on the piston, following impetus and make piston rod under the guide function of double helix guide groove, on oral siphon, do rotational slide up and down, thereby correspondingly driving nozzle component rotates, and its commutation the time be directly by the dial rotation in the nozzle component behind set angle, drive the valve core rotation in the reversal valve and the hydraulic pressure water (flow) direction that enters in the hydraulic cylinder will be changed, promptly drive nozzle component and do the reverse rotation sprinkling irrigation by the reverse hydraulic pressure in the hydraulic cylinder, so it is extremely easy to use, and it is simple in structure, reliably, process simple and easy, long service life has solved existing water jet effectively and has used inconvenient, complex structure, the manufacture process requirement height, problems such as service life is short.Simultaneously, further strengthened its reliability of structure in retracting cylinder because the present invention adopts inner core is set and the double helix guide groove is located at the structure of inner core inwall.And since the present invention also adopt device on the nozzle component by band pull out the wing and gear adjustable plate and adjusting gear, be positioned at the structure of the anglec of rotation adjusting device that lifting the foot etc. on the rotating disk form, therefore pull out space angle between lifting the foot on the wing and the rotating disk as long as regulate adjustable plate when working by adjusting gear, just can set the anglec of rotation of nozzle component arbitrarily, to satisfy the water spray requirement of user in the different angles scope, further made things convenient for its use.The present invention is simple in structure, reliable, processing is simple and easy, processing cost is low, long service life, and good looking appearance, is difficult for being damaged, and can be widely used in various sprinkling irrigation occasion, is particularly useful for doing the buried sprinkling irrigation utensil that gardens or farmland are used.

The present invention is further illustrated below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is the sectional structure schematic diagram that clockwise rotates after spray module of the present invention stretches out;

Fig. 2 is the sectional structure schematic diagram that rotates counterclockwise after spray module of the present invention stretches out;

Fig. 3 is an assembly structure schematic diagram of the present invention;

Fig. 4 is the structural representation of reversing valve core among Fig. 3;

Fig. 5 cuts open structural representation for the office of reversal valve among Fig. 2;

Fig. 6 cuts open structural representation for the office of the reversal valve among Fig. 1;

Fig. 7 is the plan structure schematic diagram of reversal valve of the present invention.

The specific embodiment

Extremely shown in Figure 7 as Fig. 1, rotary water sprayer of the present invention, comprise that the bottom is provided with the shell body 1 of water inlet and telescopically and is installed on retracting cylinder 2 in the described shell body 1, be installed on the back-moving spring 3 on this retracting cylinder 2, nozzle component 4 and rotary reversing device thereof, described nozzle component 4 comprises the rotating disk 41 that is positioned at described retracting cylinder 2 tops, shower nozzle 42 and be inserted in oral siphon 43 in the described retracting cylinder 2, the top of this oral siphon 43 is connected in described rotating disk 41 bottoms and is communicated with described

shower nozzle

42,43 water inlets of described oral siphon are provided with filter screen, for reducing difficulty of processing of the present invention, simplify structure of the present invention and prolong its service life, described rotary reversing device comprises the hydraulic cylinder 61 that is placed on described oral siphon 3 tops, can go up, be installed on to lower slider the piston 62 in this hydraulic cylinder 61, piston rod 63 and be installed on reversal valve 7 between described hydraulic cylinder 61 and the rotating disk 41, wherein, described reversal valve 7 comprises valve body 71 and is installed on spool 72 in the described valve body 71, described valve core 72 in valve body 71, rotating under the driving of rotating disk 41 with on oral siphon 43 and the hydraulic cylinder 61, lower inner cavity body 611,612 water route conversion is communicated with the hydraulic pressure water route that formation can promote piston 62 and piston rod 63 motions downward or upward, described piston rod 63 is set in the described double helix guide groove 5 slidably by its guide post 64 outer ends and is being done under the promotion in hydraulic pressure water route, following rotational slide and drive described nozzle component 4 and rotate synchronously, thereby utilized dexterously hydraulic pressure on, following impetus, make the present invention in the process of using, the effect that pushes away on both can the hydraulic pressure by running water makes nozzle component 4 stretch out sprinkling irrigation automatically in shell body 1, and in sprinkling irrigation, again can be by entering hydraulic pressure in the hydraulic cylinder 61 from oral siphon 43 on the piston 62, following impetus and make piston rod 63 on oral siphon 43, do rotational slide up and down under the guide function of double helix guide groove 5, thereby correspondingly driving nozzle component 4 rotates, and be after directly turning to set angle during its commutation by the rotating disk in the nozzle component 4 41, drive spool 72 rotations in the reversal valve 7 and the hydraulic pressure water route direction of impact pistons 62 motions that enter in the hydraulic cylinder 61 will be changed, promptly drive nozzle component 4 and do the reverse rotation sprinkling irrigation by the reverse hydraulic pressure in the hydraulic cylinder 61, so it is extremely easy to use, and it is simple in structure, reliably, process simple and easy, long service life has solved existing water jet effectively and has used inconvenient, complex structure, the manufacture process requirement height, problems such as service life is short.Wherein, it is fixed that the structure of above-mentioned double helix guide groove 5 in retracting cylinder 2 can be come according to concrete needs, and the annexation of above-mentioned piston rod 63 and oral siphon 43 also can be varied, as being the direct double helix guide groove 5 that on the inwall of above-mentioned retracting cylinder 2, is provided with, the outer end of above-mentioned guide post 64 is flush-mounted in this double helix guide groove 5 slidably, and above-mentioned piston rod 63 is nested with the rectangular tube that also can rotatablely move synchronously with oral siphon 43 for cooperating; For making its structure more reliable, the present invention adopts and in the bottom of above-mentioned hydraulic cylinder 61 inner core 8 is set, the inwall of described inner core 8 is provided with double helix guide groove 5, the bottom of above-mentioned oral siphon 43 and above-mentioned piston rod 63 are inserted in the described inner core 8, and the lower shaft of above-mentioned oral siphon 43 is to having two relative pilot holes 431, the middle part of above-mentioned guide post 64 laterally is placed through above-mentioned piston rod 63 bottoms and oral siphon 43 diaxons in guide hole 431, its both ends are flush-mounted in the described double helix guide groove 5 slidably, and also are provided with the loam cake 81 of the band sealing ring that seals on the described inner core 8.As shown in Figures 1 and 2, on the above-mentioned hydraulic cylinder 61, following two ends are respectively equipped with through hole 613,614, above-mentioned oral siphon 43 tops are provided with side delivery port 433, the position of the corresponding above-mentioned side water inlet 433 in the top of above-mentioned oral siphon 43 is provided with annular water tank 432, above-mentioned valve body 71 comprises the valve seat 711 of side delivery port 433 positions that are placed on above-mentioned oral siphon 43, be installed on rotationally being used on this valve seat 711 stir above-mentioned spool 72 Rotation With Changing to commutation circle 712,73 reduction torsion springs that are connected 713 are enclosed with described valve seat 71 and commutation respectively in both ends, wherein, be respectively equipped with the water inlet 7117 that is communicated with described side delivery port 433 on the above-mentioned valve seat 711, the delivery port 7116 that is communicated with shower nozzle 42, on above-mentioned hydraulic cylinder 61, lower inner cavity body 611,612 through hole 613, the outlet pass 7114 that 614 water routes are communicated with, 7115, above-mentioned spool 72 is installed in the described valve seat 711, and described commutation circle 712 is stirred spool 72 and rotated and make water inlet 7117 in the described valve body 711 under the driving of above-mentioned rotating disk 41, delivery port 7116 and

outlet pass

7114,7115 conversion are communicated with.Above-mentioned spool 72 is provided with not connected and is up and down the water inlet of arranging 7117 with above-mentioned valve seat 711 of being used for, delivery port 7116 and outlet pass 7114, the 7115 entry intercommunicating pores 721 that are communicated with, water outlet intercommunicating pore 722, correspondingly be provided with in the above-mentioned valve seat 711 can be respectively be communicated with the entry intercommunicating pore 721 of above-mentioned spool 72 and water outlet intercommunicating pore 722 on,

lower channel

7111,7112, and on described,

lower channel

7111,7112 are interconnected by two axial passages 7113 that are arranged at 72 liang of side positions of above-mentioned spool respectively, the outlet pass 7115 of above-mentioned

valve body

71,7114 are positioned at valve body 71 lower ends also is communicated with described lower channel 712 respectively, and above-mentioned hydraulic cylinder 61 forms the side water stream channel 21 that is communicated with described outlet pass 614 down and hydraulic cylinder 61 lower chambers 612 with retracting cylinder 2 matched in clearance.For making the present invention simple in structure, the top of above-mentioned spool 72 is provided with horizontal dead man 723, two side positions that are positioned at described dead man 723 on the above-mentioned commutation circle 712 are respectively equipped with the pulling block 731 that can stir 723 motions of described dead man and make location, described dead man 723 both sides, and the bottom of above-mentioned rotating disk 41 be provided with can drive that above-mentioned commutation circle 712 rotates lift the foot 411.Above-mentioned shower nozzle comprises top nozzle 421, following nozzle 422, and above-mentioned outlet pipe 43 is provided with the water stream channel that described top nozzle 421 can be communicated with the delivery port of above-mentioned reversal valve 7, described nozzle 422 down directly is communicated with the upper end of above-mentioned oral siphon 43, and described top nozzle 421 is provided with the adjusting screw(rod) 423 that is used to regulate its water yield.For making the present invention can regulate the anglec of rotation of nozzle component 4 as required, also be provided with anglec of rotation adjusting device 9 on the above-mentioned nozzle component 4, described anglec of rotation adjusting device 9 comprises first gear 911 that is arranged at above-mentioned adjustable plate 91 middle parts, the commutating tooth wheels that also turn adjustable plates 91 that are installed on gear 911 engagements in the above-mentioned rotating disk 41 and described.Commutating tooth wheels of the present invention comprise with second gear 92 of above-mentioned adjustable plate 91 gears 911 engagements, be arranged at the 3rd gear 93 on 92 of second gears, with the adjusting gear 94 of the 3rd gear 93 engagements.Above-mentioned shell body 1 comprises outer cylinder body 11 and is installed on the connection cover 12 that is used to connect this outer cylinder body 11 and retracting cylinder 2 of described outer cylinder body 11 upper ends, and the bottom of above-mentioned retracting cylinder 2 is provided with spline seat 22, and the outside of this spline seat 22 is provided with pit 221, the inwall of described outer cylinder body 11 is set the axial raised line 111 of described pit 221 with correspondingly being provided with matched in clearance, overhead is distinguished on described connection cover 12 and spline seat 22 in the two ends of above-mentioned back-moving spring 3, thereby makes the axially-movable of retracting cylinder 2 at shell body 1 interior orientation.The present invention is simple in structure, reliable, processing is simple and easy, easy to use, long service life, good looking appearance, can be widely used in various places, is particularly useful for doing the buried sprinkling irrigation utensil that gardens or farmland are used.

Below in conjunction with accompanying drawing operation principle of the present invention is described in further detail:

During work, when water when shell body 1 bottom enters, retracting cylinder 2 and nozzle component 4 stretch out from ground shell body 1 automatically pushing away on the hydraulic pressure under the effect, as Fig. 1 and shown in Figure 6, water enters oral siphon 43 through screen pack, wherein most of current are directly from nozzle 422 ejections down, another part current are then by oral siphon 43 upper water-out holes 433, annular water tank 432, the water inlet 7117 of valve seat 71 and the entry through hole 721 of reversing valve core 72 enter second opening 7115, enter in the lower inner cavity body 612 of hydraulic cylinder 61 from side water stream channel 21 again, hydraulic pressure impact piston 62 moves upward, the water of the upper cavity 611 of piston 62 is from last through hole 613 at this moment, first opening 7114 and water outlet through hole 722 are from top nozzle 421 outside drainings, piston rod 63 bottom guide posts 64 are on double helix guide groove 5 screws, drive nozzle component 4 by turning clockwise, during nozzle component 4 rotation behind set angle, promptly on rotating disk 41 lift the foot 411 forward on the adjustable plate 91 pull out the wing 912 positions the time, when just can rotating by its 411 drive adjustable plates 91 of lifting the foot, rotating disk drives circle 712 rotations that commutate with the mating reaction of enclosing the pulling block 7121 on 712 that commutates by pulling out the wing 912, when reduction torsion spring 713 has been crossed critical point, pulling block 7121 on the commutation circle 712 will be stirred dead man 723 rotations on the reversal valve 72 and make reversal valve 72 forward a side of close another pulling block 7121 at the rebound effect of torsion spring 713, and the hydraulic pressure water route that enters hydraulic cylinder 61 the insides is changed, become as Fig. 2, shown in 5, water enters the upper cavity 611 of hydraulic cylinder 61 from the entry through hole 721 and first opening 7114, impact piston 5 moves downward under the hydraulic pressure, the water of hydraulic cylinder 61 lower chambers 612 is from lower through-hole 614, side water stream channel 21, second opening 7115 and water outlet through hole 721, valve body 71 delivery ports 7116 are from top nozzle 421 outside drainings, piston rod 63 bottom guide posts 64 are under double helix guide groove 5 screws simultaneously, this moment, piston rod 63 rotatablely moved up and down counterclockwise, and nozzle component 4 is also along with being rotated counterclockwise water spray; And during nozzle component 4 rotation during set angle, again can be by 411 drive commutation circle 712 rotations once more of lifting the foot on the rotating disk 41, when another torsion spring 713 has been crossed critical point, commutation circle 712 can drive reversing valve core 72 again and rotate back near original pulling block 7,121 one sides under the rebound effect of another torsion spring 713, and the water route of hydraulic cylinder 61 upper and lower inner chamber body 611,612 is changed once more, become Fig. 1, Fig. 6 state again, so repeat just can realize spraying water buried jar rotation water spray repeatedly.And when work, not only can regulate the purpose that the angle of pulling out between the wing 912 and the pulling block 411 reaches the anglec of rotation of regulating nozzle component 4 by above-mentioned adjusting gear 13, also can regulate the size of the osculum of top nozzle 421 by adjusting screw(rod) 2,63 motions of valve piston 62 and piston rod are slow more more because of osculum, the speed of nozzle component 4 rotations is also just slow more, on the contrary, 63 motions of big piston 62 and piston rod are fast more more for the osculum of top nozzle 421, and the speed of nozzle component 4 rotations is also just fast more; When turning off running water, nozzle component 4 and retracting cylinder 2 are retracted under the rebound effect of back-moving spring 3 in the shell body 1 automatically, because shell body 1 mostly is embedded in below the horizon, so realized its hidden function.

Claims

1, a kind of rotary water sprayer, the shell body (1) and the telescopically that are provided with water inlet bottom comprising are installed on the interior retracting cylinder (2) of described shell body (1), be coated at the back-moving spring (3) on the retracting cylinder (2), nozzle component (4) and rotary reversing device (6) thereof, described nozzle component (4) comprises the rotating disk (41) that is positioned at described retracting cylinder (2) upper end, be embedded at the shower nozzle (42) of rotating disk (41) one sides and be inserted in the interior oral siphon (43) of described retracting cylinder (2), the top of this oral siphon (43) is connected in rotating disk (41) bottom and is communicated with shower nozzle (42), it is characterized in that described rotary reversing device (6) comprises the hydraulic cylinder (61) that is placed on described oral siphon (3) top, can go up, be installed on to lower slider the piston (62) of this hydraulic cylinder (61) inner chamber, piston rod (63) and be installed on described hydraulic cylinder (61) and rotating disk (41) between reversal valve (7), wherein, described piston (62) and piston rod (63) can be gone up, be placed on to lower slider on the described oral siphon (43), the bottom of described piston rod (63) is provided with guide post (64), be provided with the double helix guide groove (5) that can supply guide post (64) outer end to set in the described retracting cylinder (2), described reversal valve (7) comprises valve body (71) and is installed on the interior spool (72) of described valve body (71), described valve core (72) in valve body (71), rotating under the driving of rotating disk (41) with on oral siphon (43) and the hydraulic cylinder (61), lower inner cavity body (611,612) water route conversion is communicated with the hydraulic pressure water route that formation can promote piston (62) and piston rod (63) motion downward or upward, and described piston rod (63) is set in the described double helix guide groove (5) slidably by its guide post (64) outer end and done under the promotion in hydraulic pressure water route, following rotational slide and drive described nozzle component (4) rotation synchronously.

2, water jet according to claim 1, the below that it is characterized in that the hydraulic cylinder (61) of above-mentioned retracting cylinder (2) inner chamber is provided with inner core (8), the inwall of described inner core (8) is provided with double helix guide groove (5), and the outer end of above-mentioned guide post (64) is flush-mounted in the described double helix guide groove (5) slidably.

3, water jet according to claim 1 is characterized in that the inwall of above-mentioned retracting cylinder (2) is provided with double helix guide groove (5), and the outer end of above-mentioned guide post (64) is flush-mounted in the described double helix guide groove (5) slidably.

4, according to claim 1 or 2 or 3 described water jets, the lower shaft that it is characterized in that above-mentioned oral siphon (43) is to having two relative pilot holes (431), and the middle part of above-mentioned guide post (64) laterally is placed through above-mentioned piston rod (63) bottom and oral siphon (43) diaxon in guide hole (431).

5, water jet according to claim 1, it is characterized in that above-mentioned valve body (71) comprises the valve seat (711) that is coated at above-mentioned oral siphon (43) side delivery port (433) position, be installed on rotationally being used on this valve seat (711) stir above-mentioned spool (72) Rotation With Changing to commutation circle (712), both ends are enclosed the reduction torsion spring (713) that (73) are connected with described valve seat (71) with commutation respectively, wherein, be respectively equipped with the water inlet (7117) that is communicated with described side delivery port (433) on the above-mentioned valve seat (711), the delivery port (7116) that is communicated with shower nozzle (42) and with above-mentioned hydraulic cylinder (61) on, down, inner chamber body (611,612) outlet pass (7114 of water route connection, 7115), above-mentioned spool (72) is installed in the described valve seat (711), and described commutation circle (712) is stirred spool (72) and rotated and make water inlet (7117) in the described valve body (711) under the driving of above-mentioned rotating disk (41), delivery port (7116) and outlet pass (7114,7115) conversion is communicated with.

6, water jet according to claim 5, it is characterized in that above-mentioned spool (72) is provided with not connected and is up and down the water inlet of arranging (7117) with above-mentioned valve seat (711) of being used for, delivery port (7116) and outlet pass (7114,7115) the entry intercommunicating pore (721) of Lian Tonging, water outlet intercommunicating pore (722), correspondingly be provided with in the above-mentioned valve seat (711) can be respectively be communicated with the entry intercommunicating pore (721) of above-mentioned spool (72) and water outlet intercommunicating pore (722) on, lower channel (7111,7112), and on described, lower channel (7111,7112) interconnect by two axial passages (7113) that are arranged at above-mentioned spool (72) two side positions respectively, the outlet pass (7115 of above-mentioned valve body (71), 7114) be positioned at valve body (71) lower end and also be communicated with described lower channel (712) respectively, and above-mentioned hydraulic cylinder (61) forms the side water stream channel (21) that is communicated with above-mentioned outlet pass (7115) and hydraulic cylinder (61) lower chamber (612) with retracting cylinder (2) matched in clearance.

7, water jet according to claim 5, the top that it is characterized in that above-mentioned spool (72) is provided with horizontal dead man (723), two side positions that are positioned at described dead man (723) on the above-mentioned commutation circle (712) are respectively equipped with can stir the pulling block (731) that described dead man (723) moves and makes described dead man (723) both sides location, and the bottom of above-mentioned rotating disk (41) is provided with and can cooperates with described pulling block (731) and drive lift the foot (411) of above-mentioned commutation circle (712) rotation.

8, according to claim 1 or 7 described water jets, it is characterized in that the last device of above-mentioned nozzle component (4) has anglec of rotation adjusting device (9), described anglec of rotation adjusting device (9) comprises that being installed on above-mentioned oral siphon (43) band last and that be positioned between above-mentioned rotating disk (41) and the reversal valve (7) rotationally pulls out the adjustable plate (91) of the wing (912), be arranged at first gear (911) at described adjustable plate (91) middle part, be installed on the above-mentioned rotating disk (41) and can rotate the commutating tooth wheels of adjustable plate (91) with described first gear (911) engaged transmission, described anglec of rotation adjusting device (9) by on the adjusting rotating disk (41) lift the foot (411) and adjustable plate (91) pulls out the anglec of rotation that space angle between the wing (912) is determined above-mentioned nozzle component (4).

9, water jet according to claim 7, it is characterized in that above-mentioned commutating tooth wheels comprise and second gear (92) of above-mentioned adjustable plate (91) gear (911) engagement, be arranged at the 3rd gear (93) on second gear (92) axle, and the 3rd gear (93) mesh can be used for regulating the above-mentioned adjusting gear (94) that pulls out angle between the wing (912) and the pulling block (411).

10, water jet according to claim 1, it is characterized in that above-mentioned shower nozzle comprises top nozzle (421), following nozzle (422), and above-mentioned outlet pipe (43) is provided with the water stream channel that described top nozzle (421) can be communicated with the delivery port (7116) of above-mentioned reversal valve (7), and described nozzle (422) down directly is communicated with the upper end of above-mentioned oral siphon (43).