Spray gun

Abstract

The spray gun comprises a support body, a water inlet channel and a water inlet connector are arranged at the rear end of the support body, a swing groove is formed in the end face of the front end of the support body, a water outlet valve seat connected with the water inlet channel and a valve block arranged around the water outlet valve seat are arranged at the bottom of the swing groove, and the bottom of the swing groove is in an arc shape. The arc surface is formed by drawing an arc by a prime line on the arc surface and a virtual rotation axis which is arranged in a 90-degree crossed manner towards the axis of the bracket body; a water outlet connector provided with a water outlet nozzle is further included, one end of the water outlet connector is provided with a swing connector, the swing connector comprises a swing head which swings in a fan shape along the virtual rotation axis and is matched with the valve block in a sealed mode, and the swing head is provided with a water outlet channel communicated with the water outlet nozzle. The water outlet connector swings to achieve connection or disconnection of the water outlet channel and the water outlet valve seat. The utility model has the advantages that the structure is novel, the start and stop of water outlet can be controlled by swinging, and the water outlet mode can be controlled by rotating.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of bathroom products, and particularly relates to a spray gun. BACKGROUND

[0002] At present, there are three control modes of spray guns on the market, namely, pressure handle type / tilting plate type (start and stop by pressing the handle / tilting plate), pressing type (start and stop by pressing the button), and rotating type (start and stop by rotating the handle); the overall shape of the spray gun is generally a 7-shaped (L-shaped) spray gun or a straight cylinder spray gun, and the shape greatly affects the control mode; the 7-shaped (L-shaped) spray gun is generally of the three control modes of pressure handle type / tilting plate type, pressing type and rotating type, and the straight cylinder spray gun is generally of the two control modes of pressure handle type / tilting plate type and pressing type; due to the influence of the control mode and the production mode, the overall shape and the internal structure design tend to be old-fashioned, and it is difficult to have good innovation. SUMMARY

[0003] Based on the above problems, the utility model aims to provide a spray gun with a novel structure, which can control the start and stop of water by swinging and control the water mode by rotating.

[0004] In view of the above problems, the following technical scheme is provided: a spray gun, comprising a support body, a water inlet channel and a water inlet interface are arranged at the rear end of the support body, a swing groove is arranged on the front end surface of the support body, a water outlet valve seat connected with the water inlet channel and a valve plate arranged around the water outlet valve seat are arranged on the groove bottom of the swing groove, the groove bottom of the swing groove is arc-shaped, and the arc surface is formed by drawing an arc with a virtual rotary axis arranged at 90 degrees to the axis of the support body through a straight line on the arc surface; a water outlet connector with a water outlet nozzle is further arranged, one end of the water outlet connector is provided with a swing connector, the swing connector comprises a swing head which swings in a fan shape along the virtual rotary axis and is in sealing fit with the valve plate, and the swing head is provided with a water outlet channel which is in communication with the water outlet nozzle; the water outlet connector realizes the communication or cut-off of the water outlet channel and the water outlet valve seat by swinging.

[0005] The utility model is further provided as follows: the swing head is in the shape of a drum as a whole, and the two ends thereof are provided with constraint planes which are in fit with the side walls of the swing groove; the water outlet channel is located on the side wall of the swing head, and the side wall of the swing head is in abutting contact with the valve plate.

[0006] The utility model is further provided as follows: when the axis of the water outlet connector and the swing connector is coaxial or parallel to the axis of the support body, the water outlet channel is in alignment with the water outlet valve seat to realize water outlet; when the axis of the water outlet connector and the swing connector is at an angle to the axis of the support body by forward or reverse swinging, the water outlet channel is misaligned with the water outlet valve seat to cut off the water outlet.

[0007] The utility model is further provided as follows: when the water outlet channel is misaligned with the water outlet valve seat to cut off the water outlet, the channel opening of the water outlet channel is in abutting sealing fit with the valve plate.

[0008] The utility model further sets up, the support body front end is equipped with the compression ring, the swing head is pressed in the swing groove through the compression ring and provides sealing and swing damping with the valve piece extrusion contact.

[0009] The utility model further sets up, the support body outer wall is equipped with the decoration cylinder.

[0010] The utility model further sets up, the decoration cylinder inner wall is equipped with the counter weight between support body outer wall.

[0011] The utility model further sets up, the water outlet nozzle includes center water outlet and the peripheral water outlet that is set up around center water outlet, the water outlet nozzle is located water outlet connector front end;Water outlet connector is equipped with water distribution spare in, and water distribution spare is equipped with with its axis eccentricity set up, the center water channel and the peripheral water channel that communicate center water outlet and peripheral water outlet respectively;Swing connector is located water outlet connector rear end and relative water outlet connector rotatable set up with water outlet channel is connected with, and relative swing connector axis eccentricity set up switching water channel;When water outlet connector drives water distribution spare and water outlet nozzle rotation switching, the center water channel and peripheral water channel are connected with switching water channel alternatively.

[0012] The utility model further sets up, water outlet connector inner wall is equipped with circumferential limiting piece, and the outer wall of swing connector in water outlet connector is equipped with with circumferential limiting piece adaptation, provides circumferential limit when rotating the positioning block;Positioning block and circumferential limiting piece form two rotation limit positions, and are connected with center water channel and switching water channel state and center water channel and peripheral water channel state respectively.

[0013] The utility model further sets up, switching water channel is two, and parallel set up and along swing connector circumferential direction interval 180 degrees setting;Center water channel is two, and parallel set up and along water distribution spare circumferential direction interval 180 degrees setting, peripheral water channel is two, and parallel set up and along water distribution spare circumferential direction interval 180 degrees setting;Center water channel and peripheral water channel are set up in water distribution spare circumferential direction interval 90 degrees.

[0014] The utility model has the advantages of:

[0015] 1, through the swing of water outlet connector located in the front end of support body, the conduction or cut-off of water outlet channel and water valve seat is controlled, compared with the water control mode of existing spray gun, its water control mode is more novel, when operating with single hand, can also realize on-off control through the mode of being resisted with other articles;

[0016] 2, constraint plane and swing groove side surface adaptation constraint, avoid swing head relative support body to occur rotation, but can guarantee that it can arc swing along virtual rotation axis;

[0017] 3. As a straight cylinder spray gun, when the water outlet joint and the swing joint axis are coaxial or parallel with the support body axis, the water outlet channel is aligned with the water outlet valve seat to guide water outlet, which ensures the directivity of water outlet;

[0018] 4. The decorative cylinder is preferably a metal cylinder, which can effectively ensure the overall texture;

[0019] 5. The counterweight can improve the overall weight, so that the hand feeling is more comfortable;

[0020] 6. The water outlet mode is converted by rotating;

[0021] 7. The overall shape is beautiful, and the water control mode is novel. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a water outlet state three-dimensional structure schematic view of the utility model.

[0023] Figure 2 It is a water outlet state full section three-dimensional structure schematic view of the utility model.

[0024] Figure 3 It is a water stop state front section three-dimensional structure schematic view of the utility model.

[0025] Figure 4 It is a first perspective explosion three-dimensional structure schematic view of the utility model.

[0026] Figure 5 It is a second perspective explosion three-dimensional structure schematic view of the utility model.

[0027] Figure 6 It is a first section cutting three-dimensional structure schematic view of the water outlet joint of the utility model.

[0028] Figure 7 It is a second section cutting three-dimensional structure schematic view of the water outlet joint of the utility model.

[0029] Figure 8 It is a third section cutting three-dimensional structure schematic view of the water outlet joint of the utility model.

[0030] Figure 9 It is a first perspective explosion three-dimensional structure schematic view of the water outlet joint of the utility model.

[0031] Figure 10 It is a second perspective explosion three-dimensional structure schematic view of the water outlet joint of the utility model.

[0032] Figure 11 It is a third perspective explosion three-dimensional structure schematic view of the water outlet joint of the utility model.

[0033] Figure 12 It is a fourth perspective explosion three-dimensional structure schematic view of the water outlet joint of the utility model.

[0034] Figure label meaning: 10 - support body; 11 - water inlet; 111 - water inlet interface; 12 - swing groove; 121 - water outlet valve seat; 122 - valve piece; 13 - pressure ring; 20 - water outlet connector; 201 - circumferential limiting piece; 21 - water outlet nozzle; 211 - central water outlet; 212 - peripheral water outlet; 22 - swing connector; 221 - swing head; 2211 - water outlet channel; 2212 - constraint plane; 2213 - switching water channel; 222 - positioning block; 23 - water distribution piece; 231 - central water channel; 232 - peripheral water channel; 233 - sealing ring; 30 - decorative cylinder; 31 - counterweight. DETAILED DESCRIPTION

[0035] The specific embodiments of the present application will be further described in detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate the present application, but not to limit the scope of the present application.

[0036] Reference Figures 1 to 12 As Figures 1 to 12 shown in a kind of spray gun, including support body 10, the support body 10 rear end is equipped with water inlet 11 and water inlet interface 111, the support body 10 front end face is equipped with swing groove 12, the groove bottom of the swing groove 12 is equipped with the water outlet valve seat 121 being connected with water inlet 11 and the valve piece 122 being arranged around the water outlet valve seat 121, the groove bottom of the swing groove 12 is arc-shaped, and its arc surface is formed by the arc of the virtual rotary axis crossing the arrangement of 90 degrees towards the axis of support body 10 through the straight line on the arc surface;It also includes the water outlet connector 20 being equipped with water outlet nozzle 21, one end of the water outlet connector 20 is equipped with swing connector 22, the swing connector 22 includes the swing head 221 being made fan-shaped swing along the virtual rotary axis and being adapted to seal with the valve piece 122, and the swing head 221 is equipped with the water outlet channel 2211 being communicated with water outlet nozzle 21;The water outlet connector 20 realizes the communication or cut-off of water outlet channel 2211 and water outlet valve seat 121 by swing.

[0037] In the above structure, the communication or cut-off of water outlet channel 2211 and water outlet valve seat 121 is controlled by the swing of water outlet connector 20 located at the front end of support body 10, which is more novel than the water outlet control mode of the existing spray gun, and the on-off control can also be realized by the way of being resisted by other articles when operating with one hand.

[0038] In the embodiment, the swing head 221 is drum-shaped as a whole, and the two ends are equipped with constraint planes 2212 adapted to the side walls of swing groove 12;The water outlet channel 2211 is located on the side wall of swing head 221, and the side wall of swing head 221 is in contact with valve piece 122.

[0039] In the structure, the constraint plane 2212 is adapted to constrain the side surface of the swing groove 12, to avoid the swing head 221 from rotating relative to the support body 10, but can ensure that it can swing along the virtual rotation axis.

[0040] In the embodiment, when the water outlet joint 20 and the swing joint 22 are coaxial or parallel with the axis of the support body 10, the water outlet channel 2211 is aligned with the water outlet valve seat 121 to conduct water; when the water outlet joint 20 and the swing joint 22 are positively or negatively swung to make the axis thereof form an angle with the axis of the support body 10, the water outlet channel 2211 is misaligned with the water outlet valve seat 121 to cut off water.

[0041] In the structure, as a straight cylinder spray gun, when the water outlet joint 20 and the swing joint 22 are coaxial or parallel with the axis of the support body 10, the water outlet channel 2211 is aligned with the water outlet valve seat 121 to conduct water, to ensure the directivity of water outlet.

[0042] In the embodiment, when the water outlet channel 2211 is misaligned with the water outlet valve seat 121 to cut off water, the water outlet channel 2211 is sealed by abutting against the valve piece 122.

[0043] In the structure, water spouting can be avoided in the cut-off state.

[0044] In the embodiment, the support body 10 is provided with a compression ring 13 at the front end, the swing head 221 is pressed in the swing groove 12 through the compression ring 13 and is in extrusion contact with the valve piece 122 to provide sealing and swing damping.

[0045] In the structure, the compression ring 13 is threadedly screwed and fixed with the support body 10.

[0046] In the embodiment, the support body 10 is provided with a decorative cylinder 30.

[0047] In the structure, the decorative cylinder 30 is preferably a metal cylinder, which can effectively ensure the overall texture.

[0048] In the embodiment, a counterweight 31 is arranged between the inner wall of the decorative cylinder 30 and the outer wall of the support body 10.

[0049] In the structure, the counterweight 31 can increase the overall weight, to make the hand feel more comfortable.

[0050] In the embodiment, the water outlet nozzle 21 comprises a central water outlet 211 and a peripheral water outlet 212 arranged around the central water outlet 211, and the water outlet nozzle 21 is located at the front end of the water outlet connector 20; the water outlet connector 20 is internally provided with a water distribution member 23, the water distribution member 23 is provided with a central water channel 231 and a peripheral water channel 232 which are arranged eccentrically relative to the axis of the water distribution member 23 and are respectively connected to the central water outlet 211 and the peripheral water outlet 212; the swing connector 22 is located at the rear end of the water outlet connector 20 and is arranged rotatably relative to the water outlet connector 20, and is provided with a switching water channel 2213 which is connected to the water outlet channel 2211 and is arranged eccentrically relative to the axis of the swing connector 22; when the water outlet connector 20 drives the water distribution member 23 and the water outlet nozzle 21 to rotate and switch, the central water channel 231 and the peripheral water channel 232 are selectively connected to the switching water channel 2213.

[0051] In the above structure, the water outlet mode is switched by rotation; the water distribution member 23 is provided with a sealing ring 233 arranged around the water channel 231 and the water channel 232, and the sealing ring 233 abuts against one end of the switching water channel 2213 of the swing connector 22.

[0052] In the embodiment, the inner wall of the water outlet connector 20 is provided with a circumferential limiting member 201, and the outer wall of the swing connector 22 located in the water outlet connector 20 is provided with a positioning block 222 which is adapted to the circumferential limiting member 201 and provides circumferential limiting when rotating; the positioning block 222 and the circumferential limiting member 201 form two rotation limit positions, which are respectively a state in which the central water channel 231 is connected to the switching water channel 2213 and a state in which the central water channel 231 is connected to the peripheral water channel 232.

[0053] In the above structure, the accuracy of the water outlet mode switching is ensured.

[0054] In the embodiment, the switching water channel 2213 is two, which are arranged in parallel and are spaced apart by 180 degrees along the circumferential direction of the swing connector 22; the central water channel 231 is two, which are arranged in parallel and are spaced apart by 180 degrees along the circumferential direction of the water distribution member 23; the peripheral water channel 232 is two, which are arranged in parallel and are spaced apart by 180 degrees along the circumferential direction of the water distribution member 23; the central water channel 231 and the peripheral water channel 232 are arranged at an interval of 90 degrees in the circumferential direction of the water distribution member 23.

[0055] In the above structure, the water flow can be effectively improved.

[0056] The above is only the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and the above-mentioned improvements and modifications should be regarded as the protection scope of the present application.

Claims

1. A spray gun comprising a holder body, a water inlet channel and a water inlet interface arranged at the rear end of the holder body, characterized in that: The bracket body front end face is provided with a swing groove, the swing groove groove bottom is provided with a water outlet valve seat connected with the water inlet channel and a valve piece arranged around the water outlet valve seat, the swing groove groove bottom is arc-shaped, and the arc surface is formed by an arc of a virtual rotary axis crossing the bracket body axis at 90 degrees through a straight line on the arc surface; further comprising a water outlet connector provided with a water outlet nozzle, one end of the water outlet connector is provided with a swing connector, the swing connector comprises a swing head which swings in a fan shape along the virtual rotary axis and is adapted to seal with the valve piece, the swing head is provided with a water outlet channel which is communicated with the water outlet nozzle; the water outlet connector realizes the communication or cut-off of the water outlet channel and the water outlet valve seat through swinging.

2. A lance according to claim 1, characterized in that: The swing head is drum-shaped as a whole, both ends of the swing head are provided with a constraint plane which is adapted to the swing groove side wall; the water outlet channel is located on the side wall of the swing head, and the side wall of the swing head is in abutting contact with the valve piece.

3. A lance according to claim 1 or 2, characterized in that: When the water outlet connector and the swing connector axis are coaxial or parallel with the bracket body axis, the water outlet channel and the water outlet valve seat are aligned to communicate water; when the water outlet connector and the swing connector are swung forward or backward to make the axis and the bracket body axis form an angle, the water outlet channel and the water outlet valve seat are misaligned to cut off water.

4. A lance according to claim 3, characterized in that: When the water outlet channel and the water outlet valve seat are misaligned to cut off water, the water outlet channel opening and the valve piece are in abutting sealing.

5. A lance according to claim 1, characterized in that: The bracket body front end is provided with a compression ring, the swing head is pressed in the swing groove through the compression ring and is in extrusion contact with the valve piece to provide sealing and swing damping.

6. A lance according to claim 1, characterized in that: The bracket body outer wall is sleeved with a decorative cylinder.

7. A lance according to claim 6, characterized in that: A counterweight is arranged between the inner wall of the decorative cylinder and the outer wall of the bracket body.

8. A lance according to claim 1, characterized in that: The water outlet nozzle comprises a central water outlet and a peripheral water outlet arranged around the central water outlet, and the water outlet nozzle is located at the front end of the water outlet connector; the water outlet connector is internally provided with a water distribution member, the water distribution member is provided with a central water channel and a peripheral water channel which are eccentrically arranged with respect to the axis thereof and respectively communicate with the central water outlet and the peripheral water outlet; the swing connector is located at the rear end of the water outlet connector and is rotatably arranged with respect to the water outlet connector, and is further provided with a switching water channel which is connected with the water outlet channel and is eccentrically arranged with respect to the swing connector axis; when the water outlet connector drives the water distribution member and the water outlet nozzle to rotate and switch, the central water channel and the peripheral water channel are selectively connected with the switching water channel.

9. A lance according to claim 8, characterized in that: The inner wall of the water outlet connector is provided with a circumferential limiting piece, and the outer wall of the swing connector located in the water outlet connector is provided with a positioning block which is adapted to the circumferential limiting piece and provides circumferential limiting when rotating; the positioning block and the circumferential limiting piece form two rotating limit positions, which are respectively a central water channel and a switching water channel connected state and a central water channel and a peripheral water channel connected state.

10. A lance according to claim 8 or 9, characterized in that: The switching water channel is two, which are arranged in parallel and spaced 180 degrees along the circumferential direction of the swing connector; the central water channel is two, which are arranged in parallel and spaced 180 degrees along the circumferential direction of the water distribution member; the peripheral water channel is two, which are arranged in parallel and spaced 180 degrees along the circumferential direction of the water distribution member; the central water channel and the peripheral water channel are arranged at an interval of 90 degrees in the circumferential direction of the water distribution member.

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