CN218531397U - Liquid spraying device - Google Patents

Abstract

The utility model discloses a liquid spraying device, valvetrain includes case, elastic component one and regulating part, case and elastic component one are located runner two and cooperate break-make runner two, a serial communication port, set up the mounting hole with external intercommunication on the two chamber walls of runner in case the place ahead, set up the regulating part that can reciprocate in the mounting hole, set up in the regulating part with the external intercommunication of main part air vent and the gas outlet of air vent lie in the part that the regulating part stretched into mounting hole or runner two, move the gas outlet of regulating part with runner two or mounting hole chamber wall seal air vent on or under the upper and lower, and then make the break-make state change of runner two and air vent. The structure of mainly improving the regulating part, through regulating part regulation pressure fit case, the break-make that the second runner was realized to elastic component, compare with conventional adjust knob, the cooperation precision demand in regulating part and the second runner reduces by a wide margin in this scheme, helps part shaping and fast assembly, and cost reduction, market competition promotes.

Description

Liquid spraying device

Technical Field

The utility model relates to a go out liquid technical field, concretely relates to hydrojet device.

Background

The liquid spraying device is widely applied, if a common high-pressure water gun is used for removing dirt and cleaning, such as washing walls and automobiles, the high-pressure water gun can generate high-pressure water through a power device to wash the surface of an object, dirt can be peeled and washed away, and the purpose of cleaning the surface of the object is achieved.

The common cleaning of soap liquid, the valve core, the spring and the adjusting button are installed at the cavity of the most commercially available soap liquid tank connected with the gun body, the adjusting button realizes the communication with the flow channel in the gun body and the control of the flow through controlling the area of the flow channel in the cavity under the structure, under the formation of negative pressure in the gun body, the soap liquid in the soap liquid tank impacts the valve core compression spring to open the flow channel to converge into the gun body to be sprayed out along with high-pressure water flow, and the structure of the adjusting button has higher requirements on the machining precision, the installation precision and the like of the size, and the cost is increased.

In addition, according to the difference of washing purpose, often need stop the cleaning work, change the functional liquid storage tank of different properties, comparatively waste time and energy. And the defects that the caliber of the outlet of the gun body is single and cannot be adjusted exist, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one technical defect, the utility model provides a following technical scheme:

the application document discloses hydrojet device, including main part, valvetrain, set up runner two in the main part and the runner that supplies high-pressure rivers to pass through one, runner one communicates with runner two phase, the break-make of valvetrain control runner two, valvetrain includes case, elastic component one and regulating part, case and elastic component one are located runner two and cooperate break-make runner two, set up the mounting hole with external intercommunication on the two chamber walls of runner in case the place ahead, set up the regulating part that can reciprocate in the mounting hole, set up in the regulating part with the external intercommunication of main part air vent and the gas outlet of air vent lie in the part that the regulating part stretched into mounting hole or runner two, move the regulating part with the gas outlet of the sealed air vent of runner two or mounting hole chamber wall up or down, and then make runner two change with the break-make state of air vent.

The structure of the adjusting part is mainly improved in the scheme, the air vent is arranged in the adjusting part and is communicated with the outside, the air outlet can be selectively installed on the part, extending into the installation hole or the second flow channel cavity, of the adjusting part along the radial direction or the axial direction of the air outlet, and when the adjusting part is used, the air outlet is opened or sealed by moving the adjusting part, so that the second flow channel is communicated or separated with the air vent, and the second flow channel is synchronously communicated or separated with the outside. When the second flow channel is communicated with the outside through the air vent, the second flow channel is communicated with an external liquid storage device, high-pressure water flow in the first flow channel is eliminated by forming negative pressure and rapidly gushes in from the outside air, liquid in the external liquid storage device cannot impact the valve core to open the channel and then flows into the first flow channel, the air outlet is sealed by the displacement adjusting piece, the second flow channel is separated from the outside, high-pressure water flow in the first flow channel forms negative pressure, liquid in the liquid storage device gushes in the second flow channel under the pressure to impact the valve core to open the channel and flows into the first flow channel to spray out, the pressure matching valve core is adjusted through the adjusting piece, the on-off of the second flow channel is realized through the elastic piece, compared with a conventional adjusting knob, the matching precision requirement of the adjusting piece in the second flow channel is greatly reduced, the forming and the rapid assembly of the auxiliary piece are facilitated, the cost is reduced, and the market competitiveness is improved.

When in use, the size of the opening area of the air outlet can be controlled to realize the control of the flow.

The device can communicate the second flow channel with liquid storage devices containing fluids with different properties according to different use requirements, and common soap liquid is sprayed and washed to be connected with the second flow channel and a soap liquid storage tank or a bottle.

To the intercommunication position of air vent and external world in the regulating part, all can like the head end of regulating part, close on head end position etc. for example directly form the air vent along axial shaping through-hole, the size of through-hole can be according to the demand free choice, and the gas outlet of air vent is located the tail end terminal surface department of regulating part under this structure, then moves down the regulating part and passes through the sealed gas outlet of chamber wall of runner two, moves up the regulating part and opens the gas outlet. Of course, the arrangement of the vent holes is diversified, and thus, the description is omitted.

Preferably, the tail end of the adjusting piece is provided with the air outlet along the radial direction, the air outlet is sealed by the cavity wall of the mounting hole, and the adjusting piece moves up and down along the axial direction of the mounting hole.

Radial shaping gas outlet in this scheme, during the use, moves down the regulating part and makes gas outlet and installation vestibule wall break away from in order to open, moves up the regulating part and makes regulating part and the sealed gas outlet of installation vestibule wall.

For the structure for realizing the up-and-down movement of the adjusting piece, for example, the material of the adjusting piece is changed to ensure that the adjusting piece is in damping fit with the wall of the mounting hole cavity, and the stopping of the adjusting piece at a certain position is realized through resistance.

Preferably, the adjusting piece is in threaded connection with the mounting hole, and the adjusting piece is screwed to move up and down, so that the mounting is convenient.

Further, the entrance of runner two sets up trades liquid mechanism, it includes fixing base, spiral cover to trade liquid mechanism, set up the connection chamber in the fixing base, the export of connecting the chamber communicates with the entry of runner two, spiral cover pivotal connection sets up a plurality of liquid holes of going into on the fixing base and the spiral cover, and rotatory spiral cover makes the different liquid holes of going into communicate with the entry of being connected the chamber.

Increase in this scheme and trade liquid mechanism, make different income liquid holes and be connected the chamber intercommunication through rotating the spiral cover, synchronous intercommunication runner two can contain the stock solution device of different properties with going into the liquid jogged joint, can freely rotate the adjustment according to the demand during the use, improve the convenience.

Further, the entrance of connecting the chamber sets up sealing mechanism, sealing mechanism includes elastic component two, body, sealing member, the chamber of body is said and is connected the chamber intercommunication and the tail end mouth of pipe periphery of body sets up the sealing member, set up elastic component two between the head end mouth of pipe of body and the chamber wall of connecting the chamber, make the orificial sealing member of body tail end and the peripheral chamber wall butt that corresponds into the liquid hole on the spiral cover through elastic component two.

Increase sealing mechanism in this scheme in order to improve the leakproofness of connecting chamber and income liquid hole, promote the body through elastic component two and make the orificial sealing member butt of body go into the peripheral chamber wall of liquid hole, help reducing the phenomenon of weeping.

The first elastic member and the second elastic member may be springs, or cylinders and columns made of elastic materials. The sealing element is commonly a sealing ring, a sealing ring and the like.

Further, the fixing seat comprises a body, a connecting seat and a connecting pipe, the connecting seat is fixed on the tail end face of the body, a rotary cover is connected to the connecting seat in a pivoting mode, cavity channels are axially formed in the positions, corresponding to the body and the connecting seat, of the tail end of the connecting pipe stretches into the cavity channels of the connecting seat from the cavity channels of the body, and the sealing mechanism is arranged in the cavity channels of the connecting seat and the end portion of the second elastic piece in the sealing mechanism abuts against the pipe orifice wall of the connecting pipe. The split type forming fixing seat facilitates installation of the sealing mechanism and replacement of parts according to requirements.

For the butt joint structure of the screw cap and the connecting seat, if the screw cap is screwed into the connecting seat by rotating the screw cap along the axial direction and the like to form pivot fit, the position of the screw can be adjusted forwards and backwards to enable the screw cap to stay at a certain position. Or as common between the screw cap hole wall and the periphery of the screw, a damping layer is added or a gap is changed to form damping fit, and the screw cap stays at a certain position by means of resistance.

Certainly, a damping layer and the like can be added on the peripheral wall of the connecting seat to form damping fit with the wall of the spiral cover cavity, or a ball plunger is added on the peripheral wall of the connecting seat to push the ball to abut against the wall of the spiral cover cavity so as to enable the ball to stay at a required position and the like.

Further, still include the stock solution bottle, separate into a plurality of cavities in the stock solution bottle, every cavity pass through the pipeline with go into the liquid hole intercommunication that corresponds on the spiral cover. Each chamber can store liquid with different functions or properties according to requirements, so that the liquid can be selectively used according to the requirements, and the convenience is improved.

Further, the exit of main part runner one sets up bore adjustment mechanism, bore adjustment mechanism includes fashioned liquid outlet nozzle of elastic material, rotary drum, the exit and the head end export of the fixed runner of tail end of liquid outlet nozzle one stretch out from the head end of rotary drum, the rotary drum is connected and can be relative liquid outlet nozzle back-and-forth movement with the main part in a runner exit, and the in-process is moved in the front and back with rotary drum head end tube mouth chamber wall extrusion liquid mouth in order to change its chamber way aperture.

Increase bore diameter adjustment mechanism in this scheme, through back-and-forth movement rotary drum with extrusion liquid outlet, make the chamber way aperture change of liquid outlet, like when the soap lye sprays, the accessible presss from both sides flat liquid outlet and makes the foam of beating more disperse, to the shape of rotary drum head end nozzle like circular, rectangle etc. all can, choose for use according to the demand for use

Further, the export section of liquid outlet nozzle is the cylinder mouth aperture that the biggest aperture in the exit of toper and liquid outlet nozzle is greater than the rotary drum head end, the export section of liquid outlet nozzle sets up the breach along the axial, and the main aim at that sets up of toper form and breach makes things convenient for the extrusion, to the fixed mode of a liquid outlet nozzle and a runner export, embedding, gluing etc. all can.

Similarly, for the connection structure of the rotary drum and the main body at the outlet of the flow passage, the material of the rotary drum can be selectively changed so as to be conveniently matched with the wall of the main body in a damping manner, and the stop at a certain position is realized through resistance.

Preferably, the rotary drum is in threaded connection with the main body at an outlet of the flow passage, so that the installation is convenient.

Further, the main part includes the rifle body, disk seat, head end department one side of the rifle body sets up the link, the disk seat is fixed to link department, internal runner one that sets up of rifle, the disk seat inner chamber says and is linked together with the link inner chamber and forms runner two, link inner chamber says and the runner one communicates and sets up on the link the mounting hole, set up case and elastic component one in the disk seat.

Increase the link in this scheme and in order to make things convenient for butt joint fixed disk seat, install case, elastic component one in the disk seat.

Further, the disk seat includes pedestal, end cover, installation cover, pedestal and end cover set up the chamber along the axial and say and be linked together, the pedestal is fixed at the head end chamber mouth department of installation cover just the head end chamber mouth department of the fixed pedestal of end cover, case and elastic component one are located the head end chamber mouth of pedestal and the chamber way of case department is the toper form, a head end butt case of elastic component and tail end butt end cover to the first cone mouth that promotes the sealed chamber way of locating of case of elastic component, the head end of installation cover with the tail end chamber mouth of link is fixed.

The disk seat adopts split type equipment shaping structure to help the installation of inner structure, and it is fixed with convenient and link butt joint at the internal fixed pedestal of installation cover in this scheme, and end cover cooperation seat body chamber way wall is with fixed case of centre gripping, elastic component first grade, and the toper form chamber way configuration that the case was located gives the case activity space, makes things convenient for liquid to flow out.

Further, the rifle body includes stalk portion, barral of a gun, hydrojet tube head, barral of a gun and stalk portion integrated into one piece, the hydrojet tube head is connected with the barral of a gun, hydrojet tube head inner chamber says and is the big and little configuration in head and the tail both ends aperture in middle aperture, the link is said with hydrojet tube head integrated into one piece and the chamber of link and the big chamber of hydrojet tube head inner aperture partially feeds through.

In the scheme, the split butt joint structure of the liquid spraying pipe head and the gun body is helpful for reducing the forming difficulty, and the integrated forming structure of the liquid spraying pipe head and the connecting end is helpful for reducing the assembling process. The configuration of the cavity channel with a large middle part and two small ends in the liquid spraying pipe head is helpful for forming negative pressure.

Further, be connected through coupling assembling between hydrojet tube head tail end and the barral of a gun, coupling assembling includes pipy connecting piece one, two and connection covers of tubulose connecting piece, two tail ends of connecting piece are fixed and are linked together with the head end accent of barral of a gun, the head end of connecting piece two is fixed and is linked together with the tail end accent of hydrojet tube head, connection cover is on connecting piece one, one rotation connection of connection cover tail end and connecting piece and the tail end threaded connection of head end and connecting piece two. Connect convenient equipment on the one hand through coupling assembling, help reducing the shaping degree of difficulty of hydrojet tube head simultaneously.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses improve the cooperation structure of regulating part and case, elastic component one, help to reduce the shaping precision, convenient equipment, reduce cost.

2. The utility model discloses increase and trade liquid mechanism, can change the fluid that gets into runner two according to different demands, facilitate the use.

3. The utility model discloses increase bore adjustment mechanism, adjustable play liquid bore realizes the hydrojet demand.

4. The utility model discloses improve the structure of main part, disk seat etc, split type equipment helps reducing the shaping degree of difficulty, and the equipment is convenient to and convenient change damages parts etc..

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic view of the entire configuration of the liquid ejecting apparatus in embodiment 1;

FIG. 2 is a schematic sectional view of the liquid ejecting apparatus;

FIG. 3 is a schematic view of the connection structure of the liquid spraying nozzle head and the liquid changing mechanism;

FIG. 4 is a schematic view of the overall structure of the liquid-spraying tube head connected with a liquid-changing mechanism;

FIG. 5 is a schematic view of the mounting structure of the present adjuster;

FIG. 6 is a schematic view of the structure of the present adjustment member;

FIG. 7 is a schematic structural view of a liquid changing mechanism;

FIG. 8 is a schematic view of the construction of the spout;

FIG. 9 is a schematic view of the structure of the liquid storage bottle;

wherein the reference numerals are:

1. a main body; 2. a caliber adjusting mechanism; 3. an adjustment member; 4. a liquid changing mechanism; 5. a pipeline; 6. a valve core; 7. a first elastic part; 8. a liquid storage bottle; 10. a handle; 11. a trigger assembly; 12. a gun rod; 13. a liquid spraying pipe head; 14. a connecting end; 15. a valve seat; 16. a connecting assembly; 17. a control valve assembly; 21. a liquid outlet nozzle; 22. a rotating drum; 30. a bolt; 31. a core bar; 32. a wing plate; 33. a vent hole; 34. an air outlet; 40. screwing a cover; 41. a connecting seat; 42. a body; 43. a connecting pipe; 44. a second elastic part; 45. a tube body; 46. a seal member; 47. a ball plunger; 48. a communicating pipe; 49. a liquid inlet hole;

150. installing a sleeve; 151. a base body; 152. an end cap; 161. a connecting cover; 162. a first connecting piece; 163. a second connecting piece; 210. a notch; 401. fastening a bolt; x, a second flow channel; y, a first flow channel.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Example 1

As shown in fig. 1, 2, and 3, the liquid spraying apparatus in this embodiment includes a main body 1 and a valve mechanism, a common gun body configuration is adopted in the main body 1, specifically, the main body 1 includes a gun body and a valve seat, the gun body includes a handle portion 10, a gun rod 12, and a liquid spraying tube head 13, the gun rod 12 is integrally formed with the handle portion 10, a trigger assembly 11 and a control valve assembly 17 connected to the trigger assembly 11 are installed at the handle portion 10, a first flow channel is formed by the handle portion, the gun rod, and an inner cavity of the liquid spraying tube head, in this embodiment, water enters from a water inlet at the tail end of the handle portion 10, and the on-off of the flow channel Y is controlled by the trigger assembly 11 and the control valve assembly 17, and the gun body structure and the control valve assembly are widely used, and will not be described again.

In this example, the inner channel of the liquid spraying tube head 13 is formed with a large middle aperture and small end-to-end apertures along the axial direction, the side wall of the liquid spraying tube head 13 is formed with a tubular connection end 14 in an inclined manner, the channel of the connection end 14 is communicated with the part of the large inner channel of the liquid spraying tube head 13, the valve seat 15 is fixed at the connection end 14, the inner channel of the valve seat 15 and the inner channel of the connection end 14 form a second flow channel X, and the flow directions of the first flow channel Y and the second flow channel X are as shown by arrows in fig. 2.

As shown in fig. 3, 5 and 6, in this example, the valve mechanism includes a valve core 6, an elastic member one 7 and an adjusting member 3, the valve core 6 and the elastic member one 7 are installed in a valve seat 15 to control the opening and closing of a cavity channel of the valve seat, a flow channel two is opened and closed synchronously, an installation hole communicated with the outside is formed in the cavity wall of a connecting end 14 in front of the valve core 6 in the radial direction, the adjusting member 3 is installed in the installation hole, the adjusting member 3 can move up and down along the axial direction of the installation hole, in this example, the adjusting member 3 is connected with the installation hole in a threaded engagement manner, and the adjusting member 3 is screwed to move up and down in the installation hole. When the regulating part 3 is used, an inlet of the flow channel II X is communicated with an external soap liquid tank, the flow channel I Y is communicated with an external water supply mechanism, the trigger component 11 is triggered to enable the control valve component 17 to open the flow channel I, high-pressure water flows enter the flow channel I, negative pressure is formed in the cavity of the liquid spraying pipe head 13, the air outlet 34 of the air hole 33 in the regulating part 3 is attached to the cavity wall of the mounting hole to be sealed, the interior of the flow channel II is in a blocking state with the outside, and then the soap liquid in the soap liquid tank impacts the valve core 6 to compress the elastic component I7 under the influence of the negative pressure, so that the flow channel II is communicated and then flows into the flow channel I to be sprayed out along with the high-pressure water flows. When the soap liquid is not needed, the adjusting piece 3 is screwed down to enable the air outlet 34 to be separated from the wall of the mounting hole cavity to enter the inner cavity channel of the valve seat 15, the inner cavity channel of the valve seat is communicated with the outside, the synchronous flow channel II is communicated with the outside, outside air flows into the flow channel II and enters the flow channel I to eliminate negative pressure, the soap liquid does not impact the valve core any more, the elastic piece I pushes the valve core to seal the cavity channel to block the flow channel II, and the soap liquid cannot enter the flow channel I.

For the adjusting member, it can be integrally injection molded or assembled in a split manner, as shown in fig. 6, in this example, the adjusting member 3 is shown by a split assembly structure, which includes a bolt 30 and a core rod 31, the bolt 30 forms a through hole along an axial direction, the core rod 31 is embedded in the through hole, a cavity is formed in the core rod 31 along the axial direction from the front end face, an air outlet 34 is formed in the tail end along a radial direction and communicated with the cavity, and the vent hole is formed. By the threaded connection of the bolt with the mounting hole, the wing plate 32 can be fixed relatively at the head end of the bolt for convenient screwing.

In this embodiment, to facilitate the installation of the valve core and the first elastic element, the valve seat 15 is a split assembly structure, specifically, the valve seat 15 includes a seat body 151, an end cover 152, and an installation sleeve 150, the installation sleeve, the seat body, and the end cover are axially formed and communicated with each other, the seat body 151 is fixed at the head end port of the cylindrical installation sleeve 150, the end cover 152 is fixed at the head end port of the seat body 151, the valve core 6 and the first elastic element 7 are located in the head end port of the seat body 151, the channel at the valve core 6 is in a conical shape, the first elastic element 7 is a spring and is installed along the axial direction of the channel, the valve core 6 is in a ball configuration, the head end of the first elastic element 7 abuts against the valve core 6, and the tail end abuts against the end cover 152, the first elastic element 7 pushes the valve core 6 to seal the conical port of the channel, and the head end of the installation sleeve 150 is fixed with the tail end port of the connection end channel 14 by screw thread.

In this example, the spray nozzle head 13 and the gun rod 12 are separately connected, as shown in fig. 1, 2 and 3, the tail end of the spray nozzle head 13 is butted and fixed with the head end of the gun rod 12 through the connecting assembly 16, the connecting assembly 16 includes a first tubular connecting member 162, a second tubular connecting member 163 and a connecting cover 161, the tail end of the second connecting member 163 is fixedly connected and communicated with the head end cavity opening of the gun rod 12 in an embedding or threaded manner, the head end of the second connecting member 163 is fixedly connected and communicated with the tail end cavity opening of the spray nozzle head 13 in an embedding or threaded manner, the connecting cover 161 is sleeved on the first connecting member 162, the tail end of the connecting cover 161 is rotatably connected with the first connecting member 162, the head end of the connecting cover is connected with the tail end of the second connecting member 163 in a threaded manner, the two connecting members are fixed into a whole through the connecting cover 161, and the spray nozzle head and the gun rod are synchronously fixed into a whole.

As shown in fig. 1, 2 and 3, in this embodiment, in order to facilitate liquid exchange, a liquid exchange mechanism 4 is installed at an inlet of the second flow channel, that is, an inlet of an installation sleeve 150 of the valve seat 15, the liquid exchange mechanism 4 includes a fixed seat and a spiral cover 40, a connection cavity is formed in the fixed seat along an axial direction, an outlet of the connection cavity is communicated with an inlet of the installation sleeve, the spiral cover 40 is pivotally connected to the fixed seat and is provided with a plurality of liquid inlet holes 49 formed in the spiral cover along the axial direction, the spiral cover is rotated to communicate different liquid inlet holes with the inlet of the connection cavity, the liquid inlet holes 49 are communicated with a liquid storage tank containing different liquids through a pipeline 5, the different liquid inlet holes are communicated with the connection cavity by rotating the spiral cover, the second flow channel is synchronously communicated, and different fluids can be input into the second flow channel.

As shown in fig. 3 and 7, the fixing base in this embodiment adopts a split assembly structure, specifically, the fixing base includes a body 42, a connecting seat 41 and a connecting pipe 43, the rear end face of the body 42 is fixed to the rectangular connecting seat 41 by bolts, the connecting seat 41 is pivotally connected to the screw cap 40 by fastening bolts, a cavity channel is axially formed at the corresponding position of the body 42 and the connecting seat 41, the rear end of the connecting pipe 43 extends into the cavity channel of the connecting seat 41 from the cavity channel of the body 42, and the front end of the connecting pipe is inserted into the rear end inlet of the valve seat mounting sleeve 150, and a communicating pipe 48 is further added and directly communicated with the cavity channel inlet of the valve seat body 151 through the communicating pipe 48. In this embodiment, a sealing mechanism is added, the sealing mechanism is installed in the cavity channel of the connecting seat 41, the sealing mechanism includes a second elastic member 44, a tube body 45 and a sealing member 46, the cavity channel of the tube body 45 is communicated with the connecting tube 43, the sealing member 46 is fixed on the periphery of the tail end tube opening of the tube body 45, the sealing member 46 is a sealing ring, the second elastic member 44 is installed between the head end tube opening of the tube body 45 and the tail end cavity wall of the connecting tube 43, the second elastic member is a spring, and the tube body 45 is pushed forward by the second elastic member 44 to enable the sealing member 46 of the tail end tube opening of the tube body to abut against the peripheral cavity wall of the corresponding liquid inlet hole 49 on the screw cap 40.

Of course, in order to facilitate the stop of the screw cap, a ball plunger 47 is added to the peripheral wall of the connecting seat 41 in this embodiment, and a spring pushes the ball to abut against the wall of the screw cap cavity to assist the stop of the screw cap at a desired position.

Of course, each liquid inlet hole can be connected with an independent liquid storage tank, a liquid storage bottle and the like, or as shown in fig. 9, the inside of the liquid storage bottle 8 is divided into a plurality of chambers, and each chamber is communicated with the corresponding liquid inlet hole on the screw cap through a pipeline. Each chamber can store liquid with different functions or properties according to requirements so as to be selectively used according to requirements.

In this embodiment, the aperture of an outlet of the flow channel is adjusted, as shown in fig. 1, fig. 2 and fig. 8, an aperture adjusting mechanism is added at the outlet of the liquid spraying tube head 13, the aperture adjusting mechanism comprises a liquid outlet nozzle 21 and a rotary drum 22 which are formed by elastic materials, the tail end of the liquid outlet nozzle 21 is fixed at the outlet of the liquid spraying tube head 13, the head end of the liquid outlet nozzle extends out of the head end outlet of the rotary drum 22, the head end of the rotary drum 22 is sleeved at the head end of the liquid spraying tube head 13 and is in threaded connection with the head end of the liquid spraying tube head 13 so as to be capable of moving back and forth relative to the liquid outlet nozzle, and the aperture of the cavity of the liquid outlet nozzle is extruded by the cavity wall of the head end cavity of the rotary drum in the process of moving back and forth so as to change the aperture of the cavity. The export section of liquid outlet 21 is the cylinder mouth aperture that toper and the maximum aperture in exit of liquid outlet 21 are greater than the rotary drum 22 head end, and convenient extrusion still can be at liquid outlet 21 relative shaping breach 210 of the chamber wall department of export, and the breach extends along the axial, makes things convenient for the rotary drum extrusion to press and presss from both sides flat liquid outlet. When the soap liquid spraying device is used, the rotating drum is moved forwards and backwards to extrude the liquid outlet nozzle, so that the aperture of the cavity channel of the liquid outlet nozzle is changed, and the sprayed foam is more dispersed like the soap liquid spraying, and the shape of the drum opening at the head end of the rotating drum can be circular, rectangular and the like.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (14)

1. The liquid spraying device comprises a main body and a valve mechanism, wherein a flow channel II and a flow channel I for high-pressure water flow to pass through are arranged in the main body, the flow channel I is communicated with the flow channel II, the valve mechanism controls the on-off of the flow channel II, the valve mechanism comprises a valve core, an elastic part I and an adjusting part, the valve core and the elastic part I are positioned in the flow channel II and are matched with the flow channel II, and the liquid spraying device is characterized in that a mounting hole communicated with the outside is formed in the wall of the flow channel II in front of the valve core, the adjusting part capable of moving up and down is arranged in the mounting hole, a vent hole communicated with the outside of the main body is arranged in the adjusting part, the air outlet of the vent hole is positioned in the part where the adjusting part extends into the mounting hole or the flow channel II, and the air outlet of the vent hole is sealed by moving the adjusting part up and down, so that the on-off state of the flow channel II and the vent hole is changed.

2. The liquid spraying apparatus as claimed in claim 1, wherein: the tail end of the adjusting piece is radially provided with the air outlet, the air outlet is sealed by the cavity wall of the mounting hole, and the adjusting piece moves up and down along the axial direction of the mounting hole.

3. The liquid spraying apparatus of claim 2, wherein: the adjusting piece is in threaded connection with the mounting hole.

4. The liquid spraying apparatus as claimed in claim 1, wherein: the entrance of runner two sets up trades liquid mechanism, trade liquid mechanism and include fixing base, spiral cover, set up the connection chamber in the fixing base, connect the export in chamber and the entry intercommunication of runner two, spiral cover pivotal connection sets up a plurality of income liquid holes on the fixing base and the spiral cover, and rotatory spiral cover makes different income liquid holes and the entry intercommunication of being connected the chamber.

5. The liquid spraying apparatus as claimed in claim 4, wherein: the entrance of connecting the chamber sets up sealing mechanism, sealing mechanism includes elastic component two, body, sealing member, the chamber way of body with connect the chamber intercommunication and the tail end mouth of pipe periphery of body sets up the sealing member, set up elastic component two between the head end mouth of pipe of body and the chamber wall of being connected the chamber, make the orificial sealing member of body tail end and the peripheral chamber wall butt that corresponds into the liquid hole on the spiral cover through elastic component two.

6. The liquid spraying apparatus as claimed in claim 5, wherein: the fixing seat comprises a body, a connecting seat and a connecting pipe, the connecting seat is fixed on the tail end face of the body, a rotary cover is connected to the connecting seat in a pivoting mode, cavities are axially formed in the positions, corresponding to the body and the connecting seat, of the tail end of the connecting pipe, the cavities of the connecting seat extend into the cavities of the connecting seat from the cavities of the body, and the sealing mechanism is arranged in the cavities of the connecting seat and the end portion of the elastic piece II in the sealing mechanism abuts against the pipe orifice wall of the connecting pipe.

7. The liquid spraying apparatus as claimed in claim 4, wherein: still include the stock solution bottle, separate into a plurality of cavities in the stock solution bottle, every cavity pass through the pipeline with go into the liquid hole intercommunication that corresponds on the spiral cover.

8. The liquid spraying apparatus as claimed in claim 1, wherein: the outlet of the first main runner is provided with a caliber adjusting mechanism, the caliber adjusting mechanism comprises a liquid outlet nozzle and a rotary drum which are formed by elastic materials, the outlet and the head end of the first tail end fixed runner of the liquid outlet nozzle extend out from the outlet of the head end of the rotary drum, the rotary drum is connected with the main body of the outlet of the first runner and can move back and forth relative to the liquid outlet nozzle, and the liquid outlet nozzle is extruded out from the wall of the mouth cavity of the first head end of the rotary drum in the front and back moving process to change the aperture of the cavity channel.

9. The liquid spraying apparatus of claim 8, wherein: the outlet section of the liquid outlet nozzle is conical, the maximum aperture of the outlet of the liquid outlet nozzle is larger than the aperture of the drum opening at the head end of the rotary drum, and a notch is axially arranged on the outlet section of the liquid outlet nozzle.

10. The liquid spraying apparatus of claim 9, wherein: the rotating cylinder is in threaded connection with the main body at an outlet of the flow passage.

11. The liquid spraying apparatus as claimed in claim 1, wherein: the main body comprises a gun body and a valve seat, a connecting end is arranged on one side of the head end of the gun body, the valve seat is fixed at the connecting end, a first flow channel is arranged in the gun body, a second flow channel is formed by communicating a valve seat inner cavity channel with the connecting end inner cavity channel, the connecting end inner cavity channel is communicated with the first flow channel, the mounting hole is formed in the connecting end, and a first valve core and an elastic piece are arranged in the valve seat.

12. The liquid spraying apparatus of claim 11, wherein: the rifle body includes stalk portion, barral of a gun, hydrojet tube head, barral of a gun and stalk portion integrated into one piece, the hydrojet tube head is connected with the barral of a gun, hydrojet tube head inner chamber says and is the big and little configuration in head and the tail both ends aperture in middle aperture, the link is said with hydrojet tube head integrated into one piece and the chamber of link says and the big chamber of hydrojet tube head inner aperture partially feeds through.

13. The liquid spraying apparatus of claim 12, wherein: connect through coupling assembling between hydrojet tube head tail end and the barral of a gun, coupling assembling includes pipy connecting piece one, two and connection cover of pipy connecting piece, two tail ends of connecting piece are fixed and are linked together with the head end accent of barral of a gun, the head end of connecting piece two is fixed and are linked together with the tail end accent of hydrojet tube head, connection cover is on connecting piece one, the tail end threaded connection of connection cover tail end and one rotation of connecting piece connection and head end and connecting piece two.

14. The liquid spraying apparatus of claim 11, wherein: the disk seat includes pedestal, end cover, installation cover, pedestal and end cover set up the chamber along the axial and say and be linked together, the pedestal is fixed at the head end chamber way department of installation cover just the head end chamber way department of the fixed pedestal of end cover, case and elastic component are located the head end chamber of pedestal and the chamber way of case department is the toper form, a head end butt case of elastic component and tail end butt end cover to the conical opening of the sealed chamber way of locating of promotion valve core of elastic component, the head end of installation cover with the tail end chamber way mouth of link is fixed.

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