TW202335581A - Rotatory water spray structure of water spray gun capable of quickly rotating spray nozzle using impact force of water to further spray rotatory splash - Google Patents

Abstract

A rotatory water spray structure of water spray gun is provided. The water spray gun comprises a gun body and a spray head assembled to a water outlet end of the gun body. The spray head comprises a rotatory spray nozzle arranged therein a plurality of channels, each channel having a side wall that is tangential to the water flow of the water spray gun. The channel has a water inlet and a water spray port respectively defined at two ends of the rotatory spray nozzle. The water flow passes through the channel via the water inlet. The water flow then impacts the side wall. The spray nozzle is rotated by using the impact force of the water flow to further spray rotatory splash from the water spray port.

Description

Rotating water spray structure of water spray gun

The present invention relates to garden water spray guns and, in particular, to the rotating water spray of the water spray guns.

A traditional gardening water spray gun generally includes a sprinkler head and a gun body. The gun body is connected to the faucet with a water pipe. The nozzle is rotatably assembled on the gun body. Several different types of nozzles are provided on the nozzle head. Rotate the nozzle so that one nozzle corresponds to the water outlet of the gun body, press the trigger on the gun body, and water will be sprayed out through the nozzle corresponding to the water outlet. Different nozzles spray different water patterns, the more common ones are cone, jet, shower, mist, fan, etc.

The invention proposes a rotating nozzle installed on the nozzle head of a gardening water spray gun. After the water flow passes through the rotating nozzle, it is converted into rotating water spray and sprayed out.

Technical features of the present invention: a rotating water spray structure of a water spray gun. The water spray gun includes a gun body and a nozzle assembled on a water outlet end of the gun body; the nozzle includes:

an outer ring body;

An inner ring cover includes an annular wall that is sleeved in the outer ring body; one end of the annular wall is closed with a panel; a nozzle hole is provided on the panel; a tubular part surrounds the nozzle hole and is axial extend towards;

A water-distributing plate, the water-distributing plate is fixed on the other end of the annular wall with its circumference; the water-distributing plate A first hole is provided in the disk; the first hole corresponds axially to the nozzle hole;

A water-dividing shaft, axially protruding from the surface of the water-dividing plate opposite the panel; the water-dividing shaft includes a mandrel and several fins radially arranged outside the mandrel, and the fins are connected with their tail ends On the water-dividing plate and surrounding the first hole, the water washed out from the first hole is diverted between the fins; the water-dividing axis extends through the rear section of the tubular part;

A rotating nozzle includes a head and a body that are axially connected; the head is inserted through the nozzle hole, and the body is located in the front section of the tubular part; the rotating nozzle is axially limited to the nozzle hole and the tubular part , the rotating nozzle can rotate along its own axis in the nozzle hole and the tubular part; several channels pass through the head and the body, and each channel is surrounded by a plurality of first side walls and a second side wall The first side wall is parallel to the water flow passing through the water dividing axis, and the second side wall is tangent to the water flow; each channel has a water inlet at the end of the body, and each channel has a water inlet at the end of the head. A water spout is provided at the front end; the water spout is eccentrically corresponding to the water inlet.

Efficacy of the present invention:

The water flow passing through the water dividing shaft is diverted by the plurality of fins and enters the plurality of water inlets. The water flow impacts the second side wall. The nozzle uses the impact force of the water flow to rotate rapidly, and then sprays rotating water spray. From the water spout Spray out to form a swirling splash.

10: Gun body

11:Nozzle

12: Outer ring body

13: Groove

14: Drainage tray

15:circle

33:Panel

35:Sprinkling hole

36:Nozzle hole

37: Tubular part

38: First stop

40: Fixed nozzle

17:The first hole

18:Second hole

20:Water dividing axis

21: mandrel

211:end

22: Wings

221:Tail end

30:Inner ring cover

31: Ring wall

32:Protruding ribs

50: Rotating nozzle

51: Second stopper

52:Head

53:Ontology

54:Channel

55:First side wall

56:Second side wall

57:Water inlet

58: Water spout

F: water flow

[Fig. 1] A three-dimensional appearance view of the water spray gun of the present invention.

[Fig. 2] A three-dimensional appearance view of the nozzle of the water spray gun of the present invention.

[Fig. 3] A three-dimensional exploded view of the nozzle of the present invention and its rotating nozzle.

[Fig. 4] A three-dimensional cross-sectional exploded view of the nozzle of the present invention and its rotating nozzle.

[Fig. 5] A combined three-dimensional cross-sectional view of the nozzle of the present invention and its rotating nozzle. .

[Figure 6] Front three-dimensional appearance of the rotating nozzle of the present invention.

[Figure 7] Rear stereoscopic appearance of the rotating nozzle of the present invention.

[Figure 8] A perspective view of the front three-dimensional appearance of the rotating nozzle of the present invention.

[Figure 9] A perspective view of the front three-dimensional appearance of the rotating nozzle of the present invention. .

[Fig. 10] A three-dimensional cross-sectional view of the rotating nozzle of the present invention.

[Fig. 11] The three-dimensional cross-section of the rotating nozzle of the present invention and the schematic diagram of the flow of water flow.

[Figure 12] The cross-section and water flow diagram of the nozzle of the present invention and its rotating nozzle.

[Fig. 13] A three-dimensional cross-section of the nozzle of the present invention and a schematic diagram of the rotation of the rotating nozzle.

As shown in Figures 1 and 2, the water spray gun of the present invention includes a nozzle 11 and a gun body 10. The nozzle 11 is assembled at the water outlet end of the gun body 10 in a rotatable structure. The sprinkler head 11 is provided with a plurality of sprinkler holes 35 , a plurality of fixed nozzles 40 and a rotating nozzle 50 . Several fixed nozzles 40 can spray water in a plurality of beam states, such as cone, jet, shower, mist, fan, etc. The rotating nozzle 50 sprays water in a rotating shape (hereinafter referred to as rotating water). The technology of assembling the nozzle 11 to the gun body 10 , the technology of controlling the water discharge and water stop of the gun body 10 , and the technology of rotating the nozzle 11 to switch the water pattern are not technical features of the present invention, so they will not be described again.

As shown in FIGS. 2 to 5 , the nozzle 11 includes an outer ring body 12 , a water distribution tray 14 , and an inner ring cover 30 .

The inner ring cover 30 includes an annular wall 31 , and one end of the annular wall 31 is closed with a panel 33 . The circumference 15 of the drain pan 14 is fixed to the other end of the annular wall 31 . The annular wall 31 is sleeved in the outer ring body 12. The outer wall of the annular wall 31 and the inner wall of the outer ring body 12 are provided with axial numbers. There is a groove 13 and a convex rib 32, and the groove 13 and the convex rib 32 are locked together.

The panel 33 is provided with the sprinkling hole 35 , the fixed nozzle 40 and the rotating nozzle 50 . The arrangement manner of the sprinkler hole 35 and the fixed nozzle 40 is not a technical feature of the present invention, and therefore will not be described again. The technical feature of the present invention lies in the rotating nozzle 50 . The panel 33 is provided with a nozzle hole 36 and a tubular portion 37 surrounding the nozzle hole 36 and extending axially. The tubular portion 37 forms an annular first stopper 38 on the inner wall due to the stepped wall thickness difference. (See Figure 12 for details).

The rotating nozzle 50 is a short circular shaft body, and an annular second stopper 51 is formed on the outside due to the stepped wall thickness difference. The second stopper 51 defines a head 52 and a body 53 of the rotating nozzle 50 . The rotating nozzle 50 is disposed in the tubular part 37, the head 52 is disposed in the nozzle hole 36, the body 53 is located in the front section of the tubular part 37, the first stopper 38 and the second stopper 51 He touched and blocked. The rotating nozzle 50 can rotate along its own axis between the nozzle hole 36 and the tubular portion 37 .

The water distribution tray 14 is provided with a first hole 17 and a plurality of second holes 18 arranged in an annular shape. The plurality of second holes 18 are opposite to the plurality of fixed nozzles 40 one by one. The first hole 17 is opposite to the rotating nozzle 50 . Rotate the nozzle 11 so that the first hole 17 or one of the second holes 18 corresponds to the water outlet hole (not shown) of the gun body 10, and the water flows through the first hole 17 or one of the second holes 18. The rotating nozzle 50 or one of the fixed nozzles 40 ejects.

The water distribution plate 14 is axially protruded with a water distribution shaft 20 relative to the rotating nozzle 50 . The water-dividing shaft 20 includes a mandrel 21 and a plurality of fins 22 radially arranged outside the mandrel 21 . The tail end 221 of the wing 22 exceeds the end 211 of the mandrel 21 , and the tail end 221 of the wing 22 is connected to the drain pan 14 and surrounds the first hole 17 . The end 211 of the mandrel 21 maintains a distance from the first hole 17 without blocking the first hole 17 . The water flushed out from the first hole 17 will be diverted to several fins 22 between. The water separation shaft 20 extends through the rear section of the tubular portion 37 , and the front end of the mandrel 21 contacts the end center of the body 53 that blocks the rotating nozzle 50 , thereby axially limiting the rotating nozzle 50 , but this is not a limitation. The rotating nozzle 50 can rotate freely.

As shown in FIGS. 6 to 11 , the rotating nozzle 50 is described in detail. Several channels 54 pass through the head 52 and the body 53 , and are arranged around the center of the rotating nozzle 50 . Each channel 54 is defined by a plurality of first side walls 55 and a second side wall 56 . The first side wall 55 is parallel to the water flow F passing through the water separation axis 20 , and the second side wall 56 is tangent to the water flow F. Each channel 54 has a water inlet 57 at the end of the body 53 , and each channel 54 has a water spout 58 at the front end of the head 52 . The water inlet 57 is larger in size than the water spray port 58 , and the water spray port 58 corresponds eccentrically to the water inlet 57 . A plurality of water jets 58 are arranged radially on the head 52 .

As shown in FIG. 11 to FIG. 13 , the water flow F passing through the water dividing shaft 20 is divided by the plurality of fins 22 and enters the plurality of water inlets 57 . The water flow F passes through the first side wall 55 but impacts the second side wall 55 . Side walls 56. The plurality of second side walls 56 are impacted by the water flow F, causing the rotating nozzle 50 to rotate rapidly, and spray out from the water spray port 58 to form rotating water splashes.

11:Nozzle

12: Outer ring body

14: Drainage tray

15:circle

17:The first hole

18:Second hole

20:Water dividing axis

21: mandrel

211:End

22: Wings

221:Tail end

30:Inner ring cover

31: Ring wall

33:Panel

35:Sprinkling hole

37: Tubular part

38: First stop

40: Fixed nozzle

52:Head

53:Ontology

58: Water spout

Claims (6)

A rotating water spray structure of a water spray gun. The water spray gun includes a gun body and a nozzle assembled on a water outlet end of the gun body; the nozzle includes: an outer ring body; An inner ring cover includes an annular wall that is sleeved in the outer ring body; one end of the annular wall is closed with a panel; a nozzle hole is provided on the panel; a tubular part surrounds the nozzle hole and is axial extend towards; A water distribution plate, the water distribution plate is fixed to the other end of the annular wall with its circumference; the water distribution plate is provided with a first hole; the first hole corresponds axially to the nozzle hole; A water-dividing shaft, axially protruding from the surface of the water-dividing plate opposite the panel; the water-dividing shaft includes a mandrel and several fins radially arranged outside the mandrel, and the fins are connected with their tail ends On the water-dividing plate and surrounding the first hole, the water washed out from the first hole is diverted between the fins; the water-dividing axis extends through the rear section of the tubular part; A rotating nozzle includes a head and a body that are axially connected; the head is inserted through the nozzle hole, and the body is located in the front section of the tubular part; the rotating nozzle is axially limited to the nozzle hole and the tubular part , the rotating nozzle can rotate along its own axis in the nozzle hole and the tubular part; several channels pass through the head and the body, and each channel is surrounded by a plurality of first side walls and a second side wall The first side wall is parallel to the water flow passing through the water dividing axis, and the second side wall is tangent to the water flow; each channel has a water inlet at the end of the body, and each channel has a water inlet at the end of the head. A water spout is provided at the front end; the water spout is eccentrically corresponding to the water inlet. The rotating water spray structure of the water spray gun according to claim 1, wherein a plurality of the water spray ports Arranged radially on the head. The rotating water spray structure of the water spray gun according to claim 1, wherein the inner wall of the tubular part is provided with a first stopper; the outer wall of the rotating nozzle is provided with a second stopper; the first stopper and the The second blocking parts block each other, and the rear end of the body is axially limited by the mandrel of the water dividing shaft. The rotating water spray structure of the water spray gun according to claim 1, wherein the outer wall of the annular wall and the inner wall of the outer ring body are provided with several axial grooves and convex ribs, and the grooves and the convex ribs are engaged combine. A rotating nozzle including: A head and a body connected axially; Several channels pass through the head and the body, and each channel is surrounded by a plurality of first side walls and a second side wall; the first side wall is parallel to the water flow of the water spray gun, and the second side wall is parallel to the water flow of the water spray gun. The water flow is tangential; each channel is provided with a water inlet at the end of the body, and each channel is provided with a water spout at the front end of the head; the water spout is eccentrically corresponding to the water inlet. The rotating nozzle structure of the water spray gun according to claim 6, wherein a plurality of the water spray nozzles are arranged radially on the head.

Images