TWI767519B - Adjustable angle water spray gun - Google Patents

Abstract

An angle-adjustable water spray gun, comprising a handle, a spray head and a water control assembly, wherein the handle and the spray head make the spray head relative to the handle through the pivotal cooperation of a pivot part and a pivot groove Switching between a bent state and a flat angle state, the water control assembly is assembled between the pivot portion and the pivot groove, and the water control assembly has a control shaft, a water stopper and a toggle member , the control shaft includes an upper arc portion and a lower arc portion, the lower arc portion is recessed toward the upper arc portion to form a water inlet channel, and the water stop plug has a corresponding curved arc portion abutting against the control shaft, by The toggle element drives the control shaft to rotate relative to the curved arc portion in series to achieve the function of opening and closing the water flow, so that the water spray gun has both the water flow control structure and the angle adjustment function.

Description

Adjustable angle water spray gun

The invention relates to a water spray gun structure, in particular to a water spray gun with an adjustable angle.

In view of the limited range of water pipes that can be poured and the slow watering process, Invention Patent No. I559983 "Structure of Water Spray Gun" mainly discloses a water spray gun, which uses a screw to be pivotally connected between the gun barrel and the handle of the water gun. A water control valve and a stopper are connected, and by rotating the knob, the angle of the water control valve is rotated in conjunction, and then a water through hole, a water inlet channel and a water outlet conduit of the water control valve are controlled to be in the opposite position. However, although the water spray gun has the function of opening and closing, the water spray angle between the gun barrel and the handle cannot be adjusted and rotated, which is easy to increase the burden on the user's wrist. In addition, the water source entering the water inlet channel needs to flow through a plurality of complex and angled element structures such as a water control chamber, a drainage port, a water hole and a water outlet pipe before it can be ejected, so there is still room for improvement.

In order to solve the above problems, the previous case of the present invention, the new patent No. M537788 "Water Gun Structure", mainly provides a water spray gun that can adjust the water spray angle of the sprinkler head according to the user's needs. Alleviate the burden on the user's wrist to comply with the water pressure, and address the increased cost for manufacturers to produce water spray guns with various angles. However, The water spraying angle of the water gun is limited by the limit block and the slide rail of the bending portion, so that it can only rotate within a limited angle, and the internal structure of the water spray gun is complicated and difficult to assemble.

Therefore, the purpose of the present invention is to provide a water spray gun with an adjustable angle, through a simple bending structure between the handle and the spray head of the water spray gun, so that the water spray gun can be pivoted to a 180-degree flat angle state, In this way, the water flow can pass smoothly without being affected by the water pressure, and a large amount of water can be discharged, which increases the convenience of using the water spray gun, simplifies the assembly steps, and reduces the manufacturing cost.

In order to achieve the aforementioned purpose, the angle-adjustable water spray gun provided by the present invention comprises a handle, a spray head and a water control component, the handle extends toward a first axial direction, and the handle has a handle body, a There is a water inlet channel and a pivot groove in the handle body. One side of the handle body is connected to a water source and enters the water inlet channel. The other side of the handle body is extended with the pivot connection groove, and the spray head faces a second Axial extension, the spray head has a spray head body and a pivot portion extending from one side of the spray head body, the inside of the spray head body is provided with a water outlet along the second axial direction, and the pivot portion is pivotally connected In the pivot slot, the spray head can be bent relative to the handle, and the water control assembly is assembled between the handle and the spray head, and the water control assembly has a control shaft, a toggle and a A water stop plug assembled between the control shaft and the water outlet, wherein the control shaft has a water inlet channel and a water blocking part, the water inlet channel is recessed in the control shaft, and the water blocking part is located in the water inlet On the opposite side of the water channel, the water stopper is provided with a drainage hole, and the toggle element is connected to and drives the control shaft, so that the control shaft rotates between a first position and a second position. When the control shaft rotates to In the first position, the water inlet channel, the water outlet channel, the drainage hole and the water inlet channel are connected with each other, and when the control shaft reaches the second position, the water outlet channel and the water inlet channel are not connected with each other.

With the above technical features, the water spray gun of the present invention sets a control shaft with a minimalist structural design between the water inlet channel and the water outlet channel. Make the control shaft cooperate with the water stopper to reach the first position and the second position to control the opening and closing of the water flow, and the bending angle between the handle and the spray head is based on the pivot part and the pivot The matching and pivoting between the connecting grooves enables the water spray gun to achieve the purpose of simplifying the component structure, facilitating assembly and increasing the water spray angle.

Preferably, the control shaft is disposed in the pivoting portion, the control shaft has an upper arc portion and a lower arc portion, and the lower arc portion is recessed radially inward to form the water inlet channel.

Preferably, the water stop plug has an upper cover and a leak-stop ring connected to the upper cover, the drainage hole is penetrated through the upper cover, the drainage hole is connected to the water outlet and the water inlet channel, and one end of the leak-stop ring has a A curved portion abutting against the control shaft, and the arc length of the curved portion is smaller than the arc length of the upper arc portion.

Preferably, a water outlet guide is arranged in the water outlet of the spray head body, and the end plane of the water outlet guide is abutted against the upper cover of the water stopper.

Preferably, the water stopper has a second snap groove, which is snapped to a second snap block inside the spray head. When the spray head is bent relative to the handle, the curved portion of the water stopper is attached to the second snap block. Abuts against the control shaft and displaces synchronously with the nozzle.

Preferably, the pivot portion transversely penetrates a receiving hole and a water hole with an appropriate inclination angle, the water hole communicates with the receiving hole, and the water hole is the water inlet and the outlet. The water channel is connected and conducted, so that the water source can be transported from the handle to the nozzle.

Preferably, the pivoting portion has a positioning protrusion, and a positioning concave ring is recessed between the pivoting portion and the spray head body. When the handle and the spray head are at a flat angle, the first axis The angle between the direction and the second axial direction is 180 degrees, and the positioning projection is stuck against the pivot slot; when the handle and the spray head When a bending state is reached, the included angle between the first axial direction and the second axial direction is less than 180 degrees, and the positioning concave ring is clamped to the pivot groove.

Preferably, two opposite ends of the pivot slot are extended with two socket rings, which are socketed on the control shafts exposed on both sides of the outside of the pivot portion.

Preferably, the toggle element is assembled outside the water spray gun, and the toggle element has a toggle piece, two side pieces integrally connected to both sides of the toggle piece, and two end covers, and the two side pieces pass through each. There is a pulling hole, the pulling hole is adjacent to the two socket eye rings, and the two end caps pass through each of the pulling holes and each of the socket eye rings to connect the control shaft with the toggle member.

Preferably, each of the two end caps has a first engaging block and a combining protrusion, and each of the two pulling holes has a first engaging slot, and the first engaging block is buckled in the first engaging slot, The combination protrusion is engaged in the two concave holes on both sides of the control shaft, and the toggle member is connected with the control shaft, so that the toggle member and the control shaft can be synchronously linked.

The detailed structures or features provided by the present invention will be described in the detailed description of the following embodiments. However, those skilled in the art should understand that the detailed description and the specific embodiments enumerated for implementing the present invention are only used to illustrate the present invention, and are not used to limit the protection scope of the claims of the present invention.

10: Water gun

20: Grip

21: The grip body

22: Into the waterway

24: Pivot slot

221: The second water stop ring

241: first socket eye ring

241a: Second socket eye ring

30: Nozzle

31: Nozzle body

32: Outlet

33: Outlet guide

34: Pivot part

341: Perforation

341a: first orifice

341b: Second port

342: water hole

343: Positioning bump

344: Positioning concave ring

35: Second snap block

40: Control axis

41: Shaft

42: First end

42b: Second end

43: Water inlet channel

44: Water retaining part

45: Groove

451: The first water stop ring

46: Recessed hole

47: Upper Arc

48: Lower Arc

50: toggle

51: Toggle

52: Side Pieces

521: Pull hole

522: The first card slot

53: End cap

531: Combined bumps

532: The first snap block

60: Water stopper

61: upper cover

611: Drainage perforation

612: The second card slot

62: Leak ring

621: Bending part

70: Water control components

X1: the first axis

X2: the second axis

FIG. 1 is a perspective view of a water spray gun in a bent state according to a preferred embodiment of the present invention.

2 is a perspective view of a water spray gun in a flat angle state according to a preferred embodiment of the present invention.

3 is an exploded perspective view of a water spray gun according to a preferred embodiment of the present invention.

4 is another perspective exploded view of the water spray gun according to a preferred embodiment of the present invention, mainly showing the structure of the pivot joint and the pivot groove of the water spray gun.

5 is another perspective exploded view of the water spray gun according to a preferred embodiment of the present invention, mainly showing the structure of the water control assembly of the water spray gun.

FIG. 6 is a plan view of a partial cross-sectional view of the water spray gun according to a preferred embodiment of the present invention, mainly showing the relationship between the control shaft of the water spray gun and the water stopper.

FIG. 7 is a cross-sectional view of a water spray gun according to a preferred embodiment of the present invention, which mainly shows the state where the water flow of the control shaft is turned on when the water spray gun is in a bent state.

FIG. 8 is another cross-sectional view of the water spray gun according to a preferred embodiment of the present invention, which mainly shows the state that the water flow of the control shaft is closed when the water spray gun is in a bent state.

9 is another cross-sectional view of the water spray gun according to a preferred embodiment of the present invention, which mainly shows the state where the water flow of the control shaft is turned on when the water spray gun is in a flat angle state.

10 is another cross-sectional view of the water spray gun according to a preferred embodiment of the present invention, which mainly shows the state that the water flow of the control shaft is closed when the water spray gun is in a flat angle state.

The technical content and features of the present invention are described in detail below by citing preferred embodiments in conjunction with the drawings. The description terms of the following embodiments belong to the principled descriptions that do not limit the application field. For example, the terms of materials or shapes include but are not limited to the description content. Designated material or shape, positional terms include, but are not limited to, set, adjacent, connected, or adjoined. The terms "one" and "at least one" for the quantity of each element include the number of one or more than one element. Furthermore, in the embodiments and drawings to be introduced below, the same element numbers represent the same or similar elements or its structural characteristics.

As shown in FIGS. 1 and 2 , a water spray gun 10 provided by a preferred embodiment of the present invention has a handle 20 and a spray head 30 pivotally connected to each other and a water control assembly 70 , and the water control assembly includes a The toggle member 50, a control shaft 40 and a water stopper 60, wherein the handle 20 and the spray head 30 can be rotated between a bent state and a flat angle state, the handle 20 and the spray head 30 are each along a first An axial direction X1 and a second axial direction X2 extend. When the handle 20 and the spray head 30 are at a bent angle, the angle between the first axial direction X1 and the second axial direction X2 is less than 180 degrees, that is, The handle 20 and the nozzle 30 can be bent and positioned at will within 180 degrees. When the handle 20 and the nozzle 30 are at a flat angle, the first axis X1 and the second axis X2 can be freely expanded to an included angle. 180 degrees, so it has the functions of adjusting the water spray angle and opening and closing the water flow.

Please refer to FIGS. 3 to 4 and 7 to 10. The handle 20 has a handle body 21. The handle body 21 is provided with a water inlet 22. One side of the handle body 21 is connected to the water inlet 22. An external water source, the other side of the handle body 21 is extended with a pivot groove 24 in a hemispherical structure, and two opposite ends of the pivot groove 24 are respectively extended with a first socket ring 241 and a second socket The orifice ring 241a is provided with a second water stop ring 221 near the nozzle 30 on the front side of the water inlet 22 to achieve the function of preventing water leakage. It is worth mentioning that the aperture of the first set of the orifice ring 241 is larger than that of the second set of The hole diameter of the contact ring 241a is slightly larger.

The spray head 30 is pivoted on the front side of the handle 20. The spray head 30 has a spray head body 31. The spray head body 31 is provided with a water outlet 32 along the second axis X2, and a water outlet guide 33 is located in the water outlet 32. The spray head body One side of the 31 is extended with a pivot portion 34 in a spherical structure, and the diameter of the pivot portion 34 is slightly smaller than that of the pivot slot 24, so that the pivot portion 34 can be pivoted in the pivot slot 24 and can be connected. The nozzle 30 is pivoted relative to the pivot slot 24 , and the nozzle 30 is sleeved and rotated correspondingly with the pivot slot 24 through the pivot portion 34 . In addition, the pivot portion 34 penetrates a receiving hole 341 and a water through hole 342 with an appropriate inclination angle in the transverse direction, and two opposite ends of the receiving hole 341 respectively include a first hole 341 a and a second hole 341 b The diameter of the accommodating hole 341 decreases gradually from the first hole 341a to the second hole 341b, and the water through hole 342 is communicated with the accommodating hole 341. When the nozzle 30 rotates relative to the handle 20 Move to a bent state or a flat angle state, the water through hole 342 is in constant communication with the water inlet 22 and the water outlet guide 33, so that the water source can be transported from the handle 20 to the spray head 30. In addition, the outside of the pivot portion 34 is integrally connected to a The positioning protrusions 343 and a positioning concave ring 344 disposed between the spray head body 31 and the pivot portion 34 enable the spray head 30 to have a positioning function when pivoting relative to the handle 20 .

Please refer to FIG. 4 and FIG. 5 again, the control shaft 40 of the present invention generally has a circular shaft structure, including a shaft body 41 , a first end 42 and a second end 42a , the first end 42 and the second end 42a Each is disposed at two opposite ends of the shaft body 41. The shaft body 41 has an upper arc portion 47 and a lower arc portion 48 and is pivotally assembled to accommodate the through hole 341. A water blocking portion 44 is formed on the inner concave surface of the water channel 43, and a groove 45 is concavely formed on both sides of the control shaft 40 and the pivotal connection between the first orifice 341a and the second orifice 341b of the accommodating through hole 341. A first water stop ring 451 is formed in the grooves 45 respectively, and a concave hole 46 is concavely formed on each end surface of the control shaft 40. It should be noted that the length of the control shaft 40 is greater than the length of the accommodating hole 341 and is the same as that of the first set. The distance between the socket ring 241 and a second socket ring 241a is the same length, and the diameter of the first end 42 of the control shaft 40 is slightly larger than the diameter of the second end 42a, or, the diameter of the control shaft 40 The diameter gradually decreases from the first end portion 42 to the second end portion 42a.

In this embodiment, the toggle member 50 assembled on the outside of the water spray gun 10 is approximately half-arc, and has a toggle piece 51 and two side pieces 52 integrally connected to both sides of the toggle piece. A pulling hole 521 penetrates through the center of the plate 52 , and each pulling hole 521 is provided with two first locking slots 522 . There are also two end caps 53 for connecting the toggle member 50 to the control shaft 40 , wherein the two end caps 53 have a coupling bump 531 and a first card extending from two opposite sides of the coupling bump 531 respectively. The connecting block 532 is used as a guide for the control shaft 40 .

When the spray head 30 is to be pivoted to the handle 20, first, the pivot portion 34 is pivoted in the pivot slot 24, so that the first socket ring 241 is aligned with the first hole 341a, and the second socket hole After the ring 241 a is aligned with the second hole 341 b , the control shaft 40 is assembled in the accommodating hole 341 . In detail, the control axis 40 of the The two ends 42a are inserted from the first hole 341a containing the through hole 341 until the first end 42 is located outside the first hole 341a and the second end 42a is located outside the second hole 341b. Next, after aligning the two pulling holes 521 of the toggle member 50 with the first socket hole ring 241 and the second socket hole ring 241a of the pivot groove 24, respectively, pass the two end caps 53 through the toggle member The pulling hole 521 of the 50 is engaged in the concave hole 46 of the control shaft 40 through the coupling protrusion 531 , and the first locking block 532 of the two end covers 53 is respectively locked in the first locking groove 522 of the two pulling holes 521 , that is, the assembly of the handle 20 and the spray head 30 is completed. The water spray gun 10 is moved up and down through the toggle piece 51 , and the end cover 53 is driven by the interference between the first locking groove 522 and the first locking block 532 , and then the engaging protrusion 531 in the concave hole 46 is locked. The control shaft 40 is driven to rotate synchronously. In the present invention, the diameter of the control shaft 40 is designed and matched with the special design of the apertures of the first hole 341a, the second hole 341b, the first socket hole ring 241 and the second socket hole ring 241a, which is convenient for users to use in In addition to being easy to identify during assembly, the control shaft 40 is not easy to slip off during the assembly process, so as to facilitate assembly.

The water stopper 60 is arranged in the pivot portion 34 and is connected between the water outlet guide 33 and the control shaft 40 . The water stopper 60 has a flat upper cover 61 and a leakage stop ring 62 , wherein the upper cover 61 passes through a The drainage hole 611 connecting the water outlet guide 33 and the water inlet channel 43 and protruding downward to form an anti-leak ring 62, the upper cover 61 abuts against the end plane of the water outlet guide 33, and the anti-leak ring 62 has a corresponding control The shaft 40 and the curved portion 621 are closely attached to the control shaft 40 to prevent the water flow from leaking out when the control shaft 40 rotates. A second latching slot 612 is provided at the rear of the upper cover 61, and a second latching block 35 is provided at the joint between the nozzle body 31 and the pivoting portion 34. When the arc portion 621 abuts against the shaft body 41 of the control shaft 40 , the second engaging groove 612 is engaged with the second engaging block 35 , so that the water stopper 60 can be stably displaced synchronously with the bending of the spray head 30 .

Please refer to FIG. 6 , it should be noted that the arc length of the curved portion 621 is slightly smaller than that of the upper curved portion 47 of the control shaft 40 , so that the control shaft 40 can pass through the water spray gun 10 in both the flat angle state and the bent state. The driving member 50 is driven to rotate synchronously relative to the curved arc portion 621 of the leak-stop ring 62, thereby controlling the opening and closing of the water flow.

Please refer to FIG. 7 to FIG. 10 again. Through the above structure, in practical application of the water spray gun 10 with adjustable angle of the present invention, the handle 20 is connected to an external water source (not shown in the figure), and the toggle 51 is pushed toward the direction of the nozzle 30, at this time, the first engaging block 532 of the end cover 53 is driven by the first engaging groove 522 of the pulling hole 521, and the control shaft 40 rotates counterclockwise, so as to make the water inlet channel of the control shaft 40. 43. The water hole 342 and the water outlet guide 33 are in a connected state, and the water source can flow through the water inlet channel 43 of the control shaft 40 after being injected from the water inlet 22, and then flow into the water outlet guide 33, and then spray out through the nozzle 30; When it is necessary to control the size of the water flow or stop the watering, the toggle piece 51 is toggled in the direction of the handle 20, so that the end cover 53 rotates in a linked manner, and then drives the control shaft 40 to rotate clockwise, using the upper arc of the control shaft 40. 47 and the water blocking portion 44 form different degrees of shielding for the water passage hole 342, so that the water passage hole 342 and the water outlet guide 33 are in a blocking state, and the water source is small or cannot pass through.

In terms of the pivoting between the handle 20 and the spray head 30 of the water spray gun 10 of the present invention, when the user rotates the spray head 30 to make it rotate relative to the handle 20 to a bending angle, the connection between the pivot portion 34 and the The positioning concave ring 344 between the spray head bodies 31 is just caught on the end edge of the pivot groove 24 , and when the spray head 30 and the handle 20 are at a flat angle, the positioning protrusion 343 is just caught on the end edge of the pivot groove 24 . , so that the positioning convex block 343 and the positioning concave ring 344 have a positioning function relative to the pivot groove 24 , whereby the spray head 30 can achieve the purpose of bending and adjusting the angle.

With the above-mentioned technical features, the toggle member 50 of the water spray gun 10 is connected to the control shaft 40 through the two end caps 53 , and the toggle member 50 is driven to drive the control shaft 40 to rotate clockwise or counterclockwise relative to the water stopper 60 . , through the upper arc part 47 and the water blocking part 44 to form different degrees of shielding to the water inlet 22, thereby achieving the opening and closing and size control functions of the water flow, and the nozzle 30 is pivoted through the cooperation between the pivot groove 24 and the pivot part 34. To achieve its bent state and flat angle state, and the positioning concave ring 344 and the positioning convex block 343 located outside the nozzle 30 are used to achieve the positioning function. Therefore, the water flow opening and closing function controlled by the control shaft 40 and the water stop plug 60 is used. The function of bending angle of the spray head 30 is not affected, and at the same time, the purpose of simplifying the water flow control structure of the water spray gun 10 and switching the water spray gun 10 between a flat angle state and a bending state is achieved.

10: Water gun

20: Grip

30: Nozzle

50: toggle

X1: the first axis

X2: The second axis

Claims (10)

A water spray gun, comprising: a handle, extending toward a first axial direction, the handle has a handle body, a water inlet and a pivot groove set in the handle body, one side of the handle body is A water source is connected to enter the water inlet, and the pivot groove is extended on the other side of the handle body; a spray head extends toward a second axial direction, and the spray head has a spray head body and a side extending from the spray head body. A pivot part is provided, a water outlet is arranged inside the nozzle body along the second axis, the pivot part is pivotally connected to the pivot groove, so that the nozzle can be bent relative to the handle; and a control The water assembly is assembled between the handle and the spray head. The water control assembly has a control shaft, a toggle and a set of water stop plugs arranged between the control shaft and the water outlet, wherein the control The shaft has a water inlet channel and a water blocking part, the water inlet channel is recessed in the control shaft, the water blocking part is located on the opposite side of the water inlet channel, the water stop plug is provided with a drainage hole, and the toggle piece is connected to And drive the control shaft, so that the control shaft rotates between a first position and a second position, when the control shaft rotates to the first position, the water inlet channel, the water outlet channel, the drainage hole and the inlet The water channels are communicated with each other, and when the control shaft reaches the second position, the water outlet channel and the water inlet channel are not communicated with each other. The water spray gun of claim 1, wherein the control shaft has an upper arc portion and a lower arc portion, and the lower arc portion is recessed radially inward to form the water inlet channel. The water spray gun as claimed in claim 2, wherein the water stopper has an upper cover and a leak-proof ring connected to the upper cover, the drainage hole penetrates the upper cover, and the drainage hole communicates with the water outlet and the water inlet In the channel, one end of the leak-proof ring has a curved arc part abutting against the control shaft, and the arc length of the curved arc part is smaller than the arc length of the upper arc part. The water spray gun according to claim 3, wherein a water outlet guide is provided in the water outlet of the nozzle body, and the end plane of the water outlet guide abuts against the upper cover of the water stopper. The water spray gun according to claim 3, wherein the water stop plug has a second engaging groove, which is engaged with a second engaging block inside the spray head. When the spray head is bent relative to the handle, the stopper The curved portion of the water plug abuts against the control shaft and displaces synchronously with the spray head. The water spray gun as claimed in claim 1, wherein the pivoting portion penetrates a receiving through hole in the transverse direction and a water through hole with an appropriate inclination angle, the water through hole communicates with the receiving through hole, and the water through hole The hole connects and conducts the water inlet channel and the water outlet channel, so that the water source can be transported from the handle to the spray head. The water spray gun of claim 1, wherein the pivoting portion has a positioning protrusion, and a positioning concave ring is recessed between the pivoting portion and the spray head body. In the flat angle state, the included angle between the first axial direction and the second axial direction is 180 degrees, and the positioning projection is stuck against the pivot slot; when the handle and the nozzle are in a bent state When , the included angle between the first axial direction and the second axial direction is less than 180 degrees, and the positioning concave ring is clamped to the pivoting groove. According to the water spray gun of claim 1, the water inlet channel and the water blocking portion are located on a shaft body of the control shaft, and two opposite ends of the shaft body are respectively provided with a first end portion and a second end portion. The connecting portion runs through an accommodating hole, two opposite sides of the accommodating hole include a first hole and a second hole, and one side of the pivot groove has a first socket hole ring and a second socket set opposite to each other. An eyelet ring, wherein the diameter of the first end of the control shaft is larger than the diameter of the second end, and the diameter of the accommodating through hole gradually decreases from the first orifice to the second orifice, and the first The hole diameter of the socket hole ring is larger than the hole diameter of the second socket hole ring, the shaft body is set in the receiving hole, the first end part is set on the first socket hole ring, and the second end part is set on the accommodating hole. The second socket eye ring. The water spray gun according to claim 8, wherein the toggle element is assembled outside the water spray gun, and the toggle element has a toggle piece, two side pieces integrally connected to both sides of the toggle piece, and two ends Cover, two side pieces each pass through a pulling hole, each pulling hole is adjacent to the first socketing hole ring and the second socketing hole ring, and the end cover passes through each of the traction holes and each of the sockets The grommet connects the control shaft with the toggle. The water spray gun of claim 9, wherein each of the two end caps has a first engaging block and a combining protrusion, and each of the two pulling holes has a first engaging slot, and the first engaging block snaps into place. Abutting against the first card slot, and the combination protrusion is engaged in the two concave holes on both sides of the control shaft.

Images