CN208991050U - A kind of watering can - Google Patents

Abstract

The utility model relates to a kind of watering cans, the sprinkling channel components for including shell and being arranged on shell, the sprinkling channel components are used to be connected by the container of injection liquid with holding, it further include having the spanner being connected with the sprinkling channel components, it is held sign and is: the sprinkling channel components have outlet and the entrance with valve with the reservoir, it can be in the distribution stroke of sprinkling channel components under the operation of the spanner, and it distributes from the outlet by injection liquid, compared with prior art, the utility model has the advantage of the spanners by being arranged in watering can shell, it is set to be easily achieved hand-held injection, and different distribution strokes can be selected by spraying in channel components, it can meet to holding by the different vessels of injection liquid and select to eject different by injection liquid.

Description

A kind of watering can

Technical field

The utility model relates to a kind of sprayer more particularly to a kind of watering cans.

Background technique

The design seperated with spray gun of the existing sprayer class product of existing market, typically host.Spray gun mainly includes Gun body, the front end of gun body are equipped with dismountable Quick-change nozzle, and the bottom of gun body has water supply connector, is additionally provided with electricity in gun body Machine, pump, control valve and power supply unit (including battery case and wiring board), the water supply connector pass through the water inlet of water inlet pipe and pump It connects, the water outlet of pump is connected by connecting tube and the water inlet interface of control valve, and the water outlet of control valve is by outlet pipe and fastly Change nozzle connection.It is articulated with control spanner on the handle of above-mentioned gun body, controls spanner and is equipped with control convex ribs, control at pivot end It is connected with spring between spanner processed and gun body handle, in use, touching control spanner, the control convex ribs controlled on spanner start electricity The microswitch of pond box, at this time power supply unit give motor power supply, motor drive pump work, make the water in spray gun outer water tank flow through into It is sprayed after water swivel, water inlet pipe, pump, connecting tube, control valve and outlet pipe from Quick-change nozzle.

Existing spray gun only has a Quick-change nozzle, although Quick-change nozzle can be in linear injection and atomizing injection It is converted between both of which, it can realize long-range spray straight line and closely spraying, if but need to realize the third spraying function, Quick-change nozzle is needed replacing, not only operation is more troublesome in this way, but also wastes the time.And some spray guns can only spray one The liquid of kind form, such as columnar liquid can not switch between a variety of spray patterns.Such as a Patent No. Chinese utility model patent " the double-nozzle sprayer spray of ZL201010509738.2 (notification number CN1001992164B) Rifle " to disclose such a include the gun body with control spanner, and the front end of gun body is equipped with dismountable Quick-change nozzle, gun body Interior to be equipped with motor, pump, control valve and power supply unit, the water inlet pipe of the gun body and the water inlet of pump connect, and the water outlet of pump is logical The water inlet interface for crossing connecting tube and control valve connects, it is characterised in that: the front end of the gun body is additionally provided with fixed nozzle, described Control valve is three-way ball valve, two water outlet mouthpiece passes through outlet pipe respectively and is connected to Quick-change nozzle, fixed nozzle, the control The toggle for being exposed to gun body is connected on the spool of valve.In use, as long as Quick-change nozzle and fixed spray can be realized in rotation toggle Switching between mouth, it is easy to operate, in the case where being changed without Quick-change nozzle, the spurting of Three models can be realized State greatly strengthens the practicability of spray gun.

Summary of the invention

Technical problem to be solved in the utility model be for above-mentioned state of the art and another is provided can be In the case where being changed without Quick-change nozzle, the watering can of liquid in injection watering can is selectively carried out.

Technical solution adopted by the utility model to solve the above technical problems is as follows: the watering can, includes shell and setting Sprinkling channel components on shell, the sprinkling channel components are used to be connected by the container of injection liquid with holding, also wrap Include with the spanner that is connected of sprinkling channel components, hold sign and be: the sprinkling channel components have export and with institute The entrance with valve for stating reservoir, under the operation of the spanner can sprinkling channel components distribution stroke in and from The outlet is distributed by injection liquid.

In order to selectively carry out liquid in injection watering can, the sprinkling channel components further include having that distribution stroke can be selected Distributor and export the dispensing head that is adapted to described.

Further, the sprinkling channel components include valve body, and the axial and container is equipped in the valve body and is penetrated through The first cavity, the second cavity and the first valve chamber radially penetrated through is equipped in the valve body, the bottom of the valve body is equipped with and this The water inlet that first cavity communicates, and the water outlet of connection the second cavity and the first valve chamber is equipped on the side wall of the valve body, Second cavity is opened or closed by the distributor, and first valve chamber is opened or closed by the dispensing head；

Core assembly is arranged in first valve chamber, includes valve rod, spool and compressed spring, first valve chamber Valve chamber open bore be greater than the opening bore of the water outlet, offer on the valve rod logical for being flowed out by injection liquid Road, one end of the valve rod are connected with the dispensing head, are formed between the channel of the valve rod and the internal perisporium of the first valve chamber Gap；

The top of the spool is against on water outlet, and the first compressed spring is held on lower part top, first compressed spring The other end is socketed in the other end of the valve rod；

In its natural state, the spool has the trend for sealing water outlet always, and logical in the water inlet of the first cavity In the state of water, hydraulic pressure forces the spool to push the first compressed spring of compression, cause to move outside valve rod and will by injection liquid from It is sprayed in the dispensing head.By operation spanner, distributor selection distribution stroke is driven, while outside air being allowed to squeeze into watering can Interior, air pressure is just squeezed by injection liquid, is ejected by the second cavity and the first valve chamber and core assembly.

In order to realize that outside air enters the second cavity, second cavity can be covered by being fitted on second cavity The cover board of opening offers through-hole on the cover board, the body of rod is provided in the through-hole, the body of rod protrudes into one end in through-hole It holds to expand and is adapted with the internal perisporium of second cavity, be provided with the second compressed spring in second cavity, this Two compressed springs have the trend expanded end seal and live through-hole for making the body of rod always.

In order to facilitate realization distributor selection distribution stroke, the distributor includes rotatable pullover and is set in Actuated piece in the pullover, the pullover can squeeze the body of rod and rotate between the position for opening or closing the through-hole.It is logical Rotary distributor is crossed, to select to open or close the second corresponding cavity.

Further, the pullover has the accommodation space that can accommodate the actuated piece, the central position of the accommodation space It sets and is convexly equipped with pillar, the actuated piece then includes that can be set on pillar base portion and around the base portion and along the base shaft To at least two support arms of extension, the end of the support arm has the stabilizer blade radially extended to the base portion, and adjacent two There is the plush copper for protruding from base portion end face between support arm, in the state of pullover rotation, the plush copper can be driven to squeeze institute The body of rod is stated, to open or close the through-hole.

Distributor selection can be driven to open or close the second corresponding cavity, institute in the state of operation spanner in order to realize Stating distributor further includes the auxiliary actuators having with actuated piece cooperation, and the auxiliary actuators include that can accommodate the cause The cavity of moving part, the peripheral wall of the cavity have the first peripheral wall and the second peripheral wall that are separated at intervals, the inner wall of second peripheral wall Face has guide groove, and correspondingly, the valve body is in setting in the corresponding outside wall surface of second cavity and supplies the guide groove The guide post of sliding, and then accordingly opened up on the shell with convex ribs made of outwardly protruding on first peripheral wall There is the card slot being engaged by clamping with aforementioned convex ribs, in the state of the card slot that the convex ribs are engaged by clamping, each of the actuated piece The stabilizer blade of arm can be supported in the bottom of the cavity.Since spanner is hinged on shell, in the state of pulling spanner, due to convex The cooperation of muscle and card slot can link auxiliary actuators then drive actuated piece plush copper squeeze the body of rod, to open or close logical Hole.

In order to realize in the state of pulling spanner, the auxiliary actuators that can link then drive actuated piece, further Ground, the spanner include Wrench head and spanner tail portion, and the spanner tail portion is provided with the outlet for the sprinkling channel components The mounting hole passed through, the Wrench head pass through the first pin shaft hingedly on the housing, and the spanner tail portion passes through the second pin Axis is hinged on the sprinkling channel components, and the spanner tail portion is located at the outside of the sprinkling channel components.

In order to realize the opposite sprinkling channel components of spanner inside contract with outer bullet, the valve body further includes having positioned at described first The third cavity of the lower section of valve chamber, the third cavity include the cunning of centrally located convex block, energy relative bump sliding Block, interlocking lever and third compressed spring, one end of the interlocking lever and sliding block are rotatablely connected, the other end of interlocking lever with it is described The rotation connection of spanner tail portion, and there is the hollow portion that can accommodate third compressed spring in the sliding block, the third compressed spring One end be set on the convex block so that the sliding block have always make the spanner tail portion have outer bullet trend.

In order to realize the first valve body and the second cavity corresponding to the connection of dispensing head, the dispensing head have with it is described Outlet space outlet connected interconnecting piece and be arranged on the interconnecting piece, and the adjusting head of energy opposing connections rotation, And there is outlet or outlet element in the downstream of outlet space, wherein according to the actuating for adjusting head, associated spool Component can be opened by the interconnecting piece so that by injection liquid via outlet space and it is described outlet or the outlet element from Core assembly conveying.

In order to realize that rotation adjusts head and activates or stop interconnecting piece, the adjusting head includes annular ring, described The inner wall of annular ring is equipped with the card slot in semicircle arc, correspondingly, periphery corresponding to the outlet of the sprinkling channel components Wall is relatively provided with the first fixture block and the second fixture block, and in the state that adjusting head is rotated, the starting point of the card slot can be detached from First fixture block is to activating the interconnecting piece, and in the state that the destination terminal of the card slot rotates into the second fixture block, stop The interconnecting piece.

Further, the interconnecting piece includes that nozzle corresponding with the outlet or outlet element and energy inserting exist At least two positioning convex strips on periphery wall corresponding to the outlet of the sprinkling channel components, since the limit of positioning convex strip is made With, limit the interconnecting piece adjust head rotated in the state of can not rotate, can only relatively it is described sprinkling channel components outlet It is mobile.

In order to further realize the nozzle for preferably being entered interconnecting piece by injection liquid of valve stem passage ejection, the valve Bar includes the pipeline for exposing sprinkling channel components outlet, between the pipe wall position that the valve rod corresponds to the outlet is provided with The recessed circle of first separated and the second recessed circle, are fitted with the first sealing ring on the first recessed circle, are fitted on the second recessed circle Second sealing ring.

Further, the tube wall that the valve rod corresponds to the outlet has compatible with the first sealing loop-shaped Angle inclined-plane.

Compared with prior art, the utility model has the advantage of the spanner by being arranged in watering can shell, make it very Hand-held injection easy to accomplish, and spray and can select different distribution strokes in channel components can meet to holding It is selected to eject different by injection liquid by the different vessels of injection liquid.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of watering can in the utility model embodiment；

Fig. 2 is that the spool of the first valve chamber in Fig. 1 withstands the cross-sectional view of water outlet state；

Fig. 3 is that the spool of the first valve chamber in Fig. 1 does not withstand the cross-sectional view of water outlet state；

Fig. 4 is the decomposition texture schematic diagram of Fig. 1；

Fig. 5 is the structural schematic diagram that one angle of channel components is sprayed in the utility model embodiment；

Fig. 6 is the structural schematic diagram that another angle of channel components is sprayed in the utility model embodiment；

Fig. 7 is the structural schematic diagram of auxiliary actuators in the utility model embodiment；

Fig. 8 is the structural schematic diagram of interconnecting piece in the utility model embodiment；

Fig. 9 is the structural schematic diagram of distributor in the utility model embodiment；

Figure 10 is the structural schematic diagram of valve rod in the utility model embodiment；

Figure 11 is the structural schematic diagram that head is adjusted in the utility model embodiment.

Specific embodiment

The utility model is described in further detail below in conjunction with figure embodiment.

It is the most preferred embodiment of the utility model as shown in Fig. 1~11.This watering can includes shell 1 and is arranged in shell 1 On sprinkling channel components 2, it further includes having and spraying that sprinkling channel components 2, which are used to be connected by the container of injection liquid with holding, The spanner 4 that channel components 2 are connected is spilt, sprinkling channel components 2 have outlet 21 and the entrance with valve with reservoir, Under the operation of spanner 4 sprinkling by injection liquid can be distributed in the distribution stroke of sprinkling channel components 2 and from outlet 21 Channel components 2 further include having the distributor 40 that can select distribution stroke and the dispensing head being adapted to outlet 21.In order to full Foot selects to eject different by injection liquid to holding by the different vessels of injection liquid, and the present embodiment uses three The different containers by injection liquid are contained, such as the first container 31, second container 32 and third container 33.Wherein, channel group is sprayed Part 2 includes valve body, is equipped in valve body and is axially equipped with second radially penetrated through in the first cavity 210 of container perforation, valve body Cavity 22 and the first valve chamber 23, the bottom of valve body are equipped with the water inlet 24 communicated with first cavity 210, and in the side wall of valve body It is equipped with the water outlet 25 of connection the second cavity 22 and the first valve chamber 23, the second cavity 22 is assigned device 40 and opens or closes, the One valve chamber 23 is assigned head and opens or closes；For more preferable independence and 33 phase of the first container 31, second container 32 and third container It accordingly sprays by injection liquid, the first cavity 210, the second cavity 22 and the second valve chamber are also respectively provided with three；In order to describe Succinctly, the corresponding sprinkling channel components 2 of a container are only described, and limit 21 direction of outlet of watering can sprinkling channel components For front.

It is provided with core assembly in first valve chamber 23, which includes valve rod 26, spool 27 and compressed spring 28, The valve chamber open bore of first valve chamber 23 is greater than the opening bore of water outlet 25, offers on valve rod 26 for being flowed out by injection liquid Channel 261, one end of valve rod 26 is connected with dispensing head, between being formed between the channel 261 of valve rod 26 and the internal perisporium of valve chamber Gap；The top of spool 27 is against on water outlet 25, and the first compressed spring 28, the other end of the first compressed spring 28 are held in lower part top It is socketed in the other end of valve rod 26；In its natural state, spool 27 has the trend for sealing water outlet 25 always, and in the first chamber In the state of 24 water flowing of water inlet of body 210, hydraulic pressure forces spool 27 to push the first compressed spring 28 of compression, causes outside valve rod 26 It moves and will be sprayed from dispensing head by injection liquid.By operation spanner 4, the selection distribution stroke of distributor 40 is driven, is allowed simultaneously Outside air squeezes into watering can, and air pressure will be squeezed by injection liquid to by the second cavity 22 and the first valve chamber 23 and spool Component ejects.

Specifically, how to realize that outside air enters the second cavity 22, second can be covered by being fitted on the second cavity 22 The cover board 5 that cavity 22 is open offers through-hole 51 on cover board 5, the body of rod 6 is provided in through-hole 51, the body of rod 6 protrudes into through-hole 51 One end is to expand end 61 and be adapted with the internal perisporium of the second cavity 22, and the second compressed spring 62 is provided in the second cavity 22, Second compressed spring 62 has the trend expanded end 61 and seal through-hole 51 for making the body of rod 6 always.Meanwhile distributor 40 includes Rotatable pullover 401 and the actuated piece 50 being set in the pullover 401, pullover 401 can squeeze the body of rod 6 in opening or closing It is rotated between the position of through-hole 51.Pullover 401 has the accommodation space that can accommodate actuated piece 50, and the central location of accommodation space is convex Equipped with pillar 402, actuated piece 50 then includes that can be set on pillar 402 base portion 501 and around the base portion 501 and along this Three axially extending support arms 502 of base portion 501, the end of support arm 502 have a stabilizer blade 503 radially extended to base portion 501, and There is the plush copper 504 for protruding from 501 end face of base portion between two adjacent support arms 502, in the state that pullover 401 rotates, energy band Dynamic plush copper 504 squeezes the body of rod 6, to open or close through-hole 51.In order to realize in the state of pulling spanner 4, can join Dynamic auxiliary actuated piece 60 then drives actuated piece 50, and distributor 40 further includes having the auxiliary actuators cooperated with actuated piece 50 60, auxiliary actuators 60 include the cavity 601 that can accommodate actuated piece 50, and the peripheral wall of cavity 601 has be separated at intervals first The inner wall of peripheral wall 602 and the second peripheral wall 603, the second peripheral wall 603 has guide groove 604, and correspondingly, valve body is in the second cavity The guide post 701 for being arranged in 22 corresponding outside wall surfaces and sliding for guide groove 604, then has on the first peripheral wall 602 and outwardly protrudes Made of convex ribs 605, accordingly, offered on shell 1 with convex ribs 605 be engaged by clamping bayonet 80, convex ribs 605 be engaged by clamping Bayonet 80 in the state of, the stabilizer blade 503 of each support arm 502 of actuated piece 50 can be supported in the bottom of cavity 601.It pulls for convenience Wrench 4, the spanner 4 include Wrench head 41 and spanner tail portion 42, and spanner tail portion 42 is provided with going out for sprinkling channel components The mounting holes 421 that mouth 21 passes through, Wrench head 41 are hinged on shell 1 by the first pin shaft 7, and spanner tail portion 42 passes through the second pin Axis 70 is hinged on sprinkling channel components 2, and spanner tail portion 42 is located at the outside of sprinkling channel components 2, meanwhile, valve body further includes having Third cavity 29 positioned at the lower section of the first valve chamber 23, third cavity 29 includes centrally located convex block 291, can be opposite Sliding block 292, interlocking lever 293 and the third compressed spring 294 that convex block 291 slides, 292 turns of one end and the sliding block of interlocking lever 293 Dynamic connection, the other end of interlocking lever 293 and the spanner tail portion 42 are rotatablely connected, and third pressure can be accommodated by having in sliding block 292 The hollow portion of contracting spring 294, one end of third compressed spring 294 is set on the convex block 291, so that sliding block 292 is always With the trend for making spanner tail portion 42 that there is outer bullet.When user presses spanner tail portion 42, interlocking lever 293 drives convex block 291 sliding It is dynamic to compress third compressed spring 294, at this point, Wrench head 41 then pulls shell 1 to Forward by the first pin shaft 7, due to The convex ribs 605 of the card slot 911 of shell 1 and auxiliary actuators 60 are engaged by clamping, thus in shell 1 to can be together with during Forward Auxiliary actuators 60 and actuated piece 50 also Xiang Qianyi, then drive the plush copper 504 of actuated piece 50 to squeeze the body of rod 6, to open logical Hole 51, the and under the action of elastic-restoring force of third compressed spring 294, the outside bullet in spanner tail portion 42, the then band of Wrench head 41 Dynamic shell 1 returns back to home position, to drive the plush copper 504 of actuated piece 50 to leave the body of rod 6, to close through-hole 51.

In order to realize in the state of opening through-hole 51, outside air enters the first cavity 210 after entering the second cavity 22 It allows air extrusion into such as the first container 31, is squeezed by injection water using air pressure through the first valve chamber 23, finally sprayed from outlet 21 It projects.Further in order to realize the first valve body corresponding to the connection of dispensing head and the second cavity 22, dispensing head has The interconnecting piece 8 being connected with outlet 21 and the outlet space being arranged on the interconnecting piece 8, and the energy rotation of opposing connections 8 Head 9 is adjusted, and there is outlet 21 or outlet element in the downstream of outlet space, wherein is related according to the actuating for adjusting head 9 The core assembly of connection can be opened by interconnecting piece 8 so that by injection liquid via outlet space and outlet 21 or outlet element from Core assembly conveying.In order to realize rotation adjust head 9 and activate or stop interconnecting piece 8, adjust head 9 include annular ring 91, the inner wall of annular ring 91 is equipped with correspondingly to be sprayed corresponding to the outlet 21 of channel components in the card slot 911 of semicircle arc Periphery wall be relatively provided with the first fixture block 211 and the second fixture block 212, adjust head 9 rotated in the state of, card slot 911 Starting point can be detached from the first fixture block 211 to activate interconnecting piece 8, and rotate into the second fixture block 212 in the destination terminal of card slot 911 In the state of, stop interconnecting piece 8.Interconnecting piece 8 includes nozzle 81 corresponding with outlet 21 or outlet element and can inserting At least two positioning convex strips 82 on the periphery wall corresponding to the outlet 21 of sprinkling channel components, due to the limit of positioning convex strip 82 Position effect, limiting the interconnecting piece 8 can not rotate in the state of adjusting head 9 and being rotated, opposite can only spray going out for channel components Mouth 21 is moved forward and backward.In order to further realize 26 channel 261 of valve rod spray interconnecting piece 8 is preferably entered by injection liquid Nozzle 81, valve rod 26 include the pipeline 262 for exposing sprinkling channel components outlet 21, the pipe wall position of the corresponding outlet 21 of valve rod 26 It is provided with the recessed circle 263 of spaced apart first and the second recessed circle 264, is fitted with the first sealing ring 10 on the first recessed circle 263, second is recessed The second sealing ring 20 is fitted on circle 264.The tube wall of the corresponding outlet 21 of valve rod 26 has to be adapted with 10 shape of the first sealing ring Chamfering inclined-plane 260.

The injection of this watering can by the process of injection liquid it is following (by spray in the first container 31 by injection liquid for):

Step 1, first rotary distributor 40, so that the plush copper 504 of distributor 40 is directed at the body of rod 6 of the second cavity 22；

Step 2, then rotate and adjust head 9, in the state that adjusting head 9 is rotated, the starting point of card slot 911 can be detached from spray The first fixture block 211 of periphery wall corresponding to the outlet 21 of channel components is spilt, so that interconnecting piece 8 is activated, due to positioning convex strip 82 Position-limiting action, limit the interconnecting piece 8 can not be rotated in the state of adjusting head 9 and being rotated, can only opposite sprinkling channel components Outlet 21 move backward, for this purpose, push valve rod 26 move back, open sprinkling channel components outlet 21；

Step 3 pulls spanner 4, at this point, Wrench head 41 then pulls shell 1 to Forward by the first pin shaft 7, due to shell The convex ribs 605 of the card slot 911 of body 1 and auxiliary actuators 60 are engaged by clamping, thus in shell 1 to can be together with auxiliary during Forward Actuated piece 60 and actuated piece 50 also Xiang Qianyi are helped, then drives the plush copper 504 of actuated piece 50 to squeeze the body of rod 6, to open through-hole 51, it realizes in the state of opening through-hole 51, outside air, which enters after the second cavity 22, allows air extrusion into the first cavity 210 Into in such as the first container 31, the spool 27 in the first valve chamber 23 can be squeezed by injection water by being squeezed using air pressure, and the present embodiment is ball Shape spool 27, spool 27 moves forward under the action of compressing the first compressed spring 28 at this time, water inlet 24 is opened, by injection water It can enter in the first valve chamber 23；Then by injection water can along channel 261 and the first valve chamber 23 on valve rod 26 internal perisporium it Between be formed with gap and by sprinkling channel components outlet 21 and ejected through the nozzle of interconnecting piece 8 81；

Step 4, under the action of the elastic-restoring force of third compressed spring 294, spanner tail portion 42 is outside for spanner tail portion 42 Bullet, Wrench head 41 then drive shell 1 to return back to home position, so that the plush copper 504 of actuated piece 50 is driven to leave the body of rod 6, from And close through-hole 51；Meanwhile first spool 27 of valve chamber 23, valve rod 26 also return under the action of the first 28 restoring force of compressed spring Again to home position.

Claims (7)

1. The sprinkling channel components (2) that 1. a kind of watering can includes shell (1) and is arranged on shell (1), sprinkling channel group Part (2) is used to be connected by the container of injection liquid with holding, and further includes having to pull with what sprinkling channel components (2) was connected Hand (4), holds sign and be: sprinkling channel components (2) has outlet (21) and the entering with valve with the reservoir Mouthful, it can be distributed in the distribution stroke of sprinkling channel components (2) and from the outlet (21) under the operation of the spanner (4) Out by injection liquid, sprinkling channel components (2) further include have the distributor (40) that can select to distribute stroke and with it is described Export the dispensing head of (21) adaptation.
2. 2. watering can according to claim 1, it is characterised in that: the sprinkling channel components (2) include valve body, the valve It is equipped in vivo and is axially equipped with the second cavity radially penetrated through in the first cavity (210) of container perforation, the valve body (22) and the first valve chamber (23), the bottom of the valve body are equipped with the water inlet (24) communicated with first cavity (210), and in institute The side wall for stating valve body is equipped with the water outlet (25) of connection the second cavity (22) and the first valve chamber (23)；

   Core assembly is arranged in first valve chamber (23), includes valve rod (26), spool (27) and the first compressed spring (28), the valve chamber open bore of first valve chamber (23) is greater than the opening bore of the water outlet (25), the valve rod (26) On offer channel (261) for being flowed out by injection liquid, the channel (261) of the valve rod (26) is interior with the first valve chamber (23) Gap is formed between peripheral wall；

   The top of the spool (27) is against on water outlet (25), and lower part top is held the first compressed spring (28), first pressure The other end of contracting spring (28) is socketed in the other end of the valve rod (26)；

   In its natural state, the spool (27) has the trend for sealing water outlet (25) always, and in the first cavity (210) In the state of water inlet (24) water flowing, hydraulic pressure forces the spool (27) to push compression the first compressed spring (28), leads to valve rod (26) it moves and will be sprayed from the outlet (21) by injection liquid outside.
3. 3. watering can according to claim 2, it is characterised in that: be fitted on second cavity (22) described in capable of covering The cover board (5) of second cavity (22) opening, offers through-hole (51) on the cover board (5), is provided with bar in the through-hole (51) Body (6), one end that the body of rod (6) is protruded into through-hole (51) are to expand end (61) and the inner circumferential with second cavity (22) Wall is adapted, and is provided with the second compressed spring (62) in second cavity (22), which has always Make the trend of the body of rod (6) expanded end (61) and seal through-hole (51).
4. 4. according to watering can described in claim 2~3 any one claim, it is characterised in that: the spanner (4) includes Wrench head (41) and spanner tail portion (42), the spanner tail portion (42) is provided with wears for the outlet (21) for spraying channel components The mounting hole (421) crossed, the Wrench head (41) are hinged on the shell (1) by the first pin shaft (7), the spanner tail Portion (42) is hinged on the sprinkling channel components (2) by the second pin shaft (70), and the spanner tail portion (42) is located at the spray Spill the outside of channel components (2).
5. 5. watering can according to claim 4, it is characterised in that: the valve body further includes having positioned at first valve chamber (23) Lower section third cavity (29), the third cavity (29) includes centrally located convex block (291), can relative bump (291) slide sliding block (292), interlocking lever (293) and third compressed spring (294), one end of the interlocking lever (293) with Sliding block (292) rotation connection, the other end of interlocking lever (293) and the spanner tail portion (42) are rotatablely connected, and the sliding block (292) there is the hollow portion that can accommodate third compressed spring (294), one end of the third compressed spring (294) is set in On the convex block (291), so that the sliding block (292) is always with the trend for making the spanner tail portion (42) have outer bullet.
6. 6. watering can according to claim 2, it is characterised in that: the valve rod (26) includes to expose sprinkling channel group Part exports the pipeline (262) of (21), and the pipe wall position of the corresponding outlet (21) of the valve rod (26) is provided with spaced apart the One recessed circle (263) and the second recessed circle (264) are fitted with the first sealing ring (10) on the first recessed circle (263), and described second is recessed The second sealing ring (20) are fitted on circle (264).
7. 7. watering can according to claim 6, it is characterised in that: the tube wall tool of the corresponding outlet (21) of the valve rod (26) There is chamfering inclined-plane (260) compatible with the first sealing ring (10) shape.