Sprayer device capable of adjusting spraying angle

Abstract

The utility model discloses a sprayer device with an adjustable spraying angle. The sprayer device comprises a first mounting frame, a second mounting frame, a sprayer and a driving assembly, the spray thrower comprises a spray thrower main body with a liquid inlet connecting pipe and a spray head; the driving assembly comprises a motor module, a driving gear, a first driven gear, a first connecting arm and a second connecting arm, the driving gear is arranged above the second mounting frame and is in transmission connection with the motor module, and the first driven gear is rotationally mounted on the second mounting frame at a fixed point and is in meshed connection with the driving gear; one end of the first connecting arm is movably connected with the driving gear in an eccentric mode, the other end of the first connecting arm is movably connected with the liquid inlet connecting pipe, one end of the second connecting arm is movably connected with the first driven gear in an eccentric mode, and the other end of the second connecting arm is movably connected to the top of the sprayer body. The motor module drives the driving gear and the first driven gear to rotate so as to drive the first connecting arm and the second connecting arm to pull the sprayer to twist, and therefore the spraying angle of the sprayer is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of kitchen electrical appliances, in particular to a sprayer device with adjustable spray angle. Background Art

[0002] Steamers, steam-bake-in-one ovens, and dishwashers are common kitchen appliances. These kitchen appliances generally include an inner tank and a sprayer installed on the inner tank, which is used to spray and clean the inner tank or items inside the inner tank. Existing sprayers generally include a sprayer body and a nozzle rotatably connected to the sprayer body. The sprayer body is used to provide the water required for spraying with the nozzle, and the nozzle sprays water through the nozzle holes thereon. However, most existing sprayer bodies are directly fixed to the inner tank by screws, and their position is difficult to change during use. The position of the nozzle connected thereto is also difficult to change, resulting in a fixed spray angle of the nozzle, and only a fixed area or range can be sprayed and cleaned, leaving room for improvement. Utility Model Content

[0003] The utility model is to overcome the above-mentioned defects in the prior art and provide a sprayer device with adjustable spray angle, which drives the driving gear and the driven gear to rotate through the motor module to drive the first connecting arm and the second connecting arm to pull the sprayer to twist, thereby adjusting the spray angle of the sprayer, which can effectively expand the spray range of the sprayer and improve the cleaning effect of the sprayer.

[0004] To achieve the above-mentioned object, the utility model provides a sprayer device with adjustable spray angle, comprising a first mounting frame, a second mounting frame fixedly connected to the first mounting frame, and a sprayer and a drive assembly respectively mounted on the first mounting frame and the second mounting frame;

[0005] The sprayer includes a sprayer body movably mounted on a first mounting frame, and a spray head mounted below the first mounting frame and fixedly connected to the sprayer body, wherein a liquid inlet pipe is provided on the sprayer body;

[0006] The driving assembly includes a motor module, a driving gear, a first driven gear, a first connecting arm and a second connecting arm. The driving gear is arranged above the second mounting bracket and is transmission-connected to the motor module. The first driven gear is mounted on the second mounting bracket for fixed-point rotation and is meshed with the driving gear. One end of the first connecting arm is movably connected to the driving gear eccentrically and the other end is movably connected to the liquid inlet pipe. One end of the second connecting arm is movably connected to the first driven gear eccentrically and the other end is movably connected to the top of the sprinkler body.

[0007] It is further configured as follows: the two ends of the first connecting arm are loosely connected to the corresponding components through a first fastener, and both ends of the first connecting arm are provided with a first mounting hole and can rotate and move up and down along the first fastener through the first mounting hole.

[0008] It is further configured as follows: a sleeve is sleeved on the first fastener, and the first connecting arm is movably sleeved on the sleeve through the mounting hole.

[0009] It is further configured as follows: an eccentrically arranged first sleeve portion is provided on the upper end surface of the first driven gear, a first sleeve hole for being sleeved on the first sleeve portion is provided on the corresponding end of the second connecting arm, and a first restraining member for restraining the second connecting arm on the first sleeve portion is fixedly connected to the first sleeve portion.

[0010] It is further configured that: the other end of the second connecting arm is loosely connected to the top of the sprinkler body through a second fastener, and a second mounting hole is opened on the corresponding end of the second connecting arm and can be rotated and moved up and down along the second fastener through the second mounting hole.

[0011] It is further configured that: the driving assembly also includes a second driven gear that is arranged between the first driven gear and the sprayer body and rotates at a fixed point and meshes with the driving gear, and the middle part of the second connecting arm is eccentrically connected to the second driven gear.

[0012] It is further configured as follows: an eccentrically arranged second sleeve portion is provided on the upper end surface of the second driven gear, a second sleeve hole for being sleeved on the second sleeve portion is correspondingly provided on the middle part of the second connecting arm, and a second restraint member for restraining the second connecting arm on the second sleeve portion is also provided on the second sleeve portion.

[0013] It is further configured that: the sprayer body is a spherical structure.

[0014] It is further configured that: a chamber structure for accommodating the sprayer body is formed on the first mounting frame.

[0015] Compared with the prior art, the utility model has a simple and reasonable structure. The motor module drives the driving gear and the driven gear to rotate to link the first connecting arm and the second connecting arm to pull the sprayer to twist, thereby adjusting the spray angle of the sprayer, effectively expanding the spray range of the sprayer, and improving the cleaning effect; at the same time, the two driven gears are meshed with the driving gear and work together to drive the second connecting arm to move, which can effectively ensure the stability of the meshing rotation, avoid jitter, and reduce abnormal noise. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of a sprinkler device with adjustable spray angle according to the present invention;

[0017] Figure 2 It is a schematic diagram of the partially separated structure of the sprinkler device.

[0018] The following reference numerals are marked on the accompanying drawings:

[0019] 1. First mounting bracket; 11. Chamber structure; 2. Second mounting bracket; 3. Sprinkler; 31. Sprinkler body; 311. Liquid inlet pipe; 32. Sprinkler head; 41. Motor module; 42. Driving gear; 43. First driven gear; 431. First socket joint; 44. First connecting arm; 441. First mounting hole; 45. Second connecting arm; 451. First socket joint; 452. Second mounting hole; 453. Second socket joint; 46. Second driven gear; 461. Second socket joint; 471. First fastener; 472. Sleeve; 473. Second fastener; 474. First restraint; 475. Second restraint. DETAILED DESCRIPTION

[0020] A specific embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific embodiment.

[0021] The utility model is a spray device 3 with adjustable spray angle. Figure 1 As shown, it includes a first mounting frame 1, a second mounting frame 2 fixedly connected to the first mounting frame 1, and a sprayer 3 and a driving assembly respectively mounted on the first mounting frame 1 and the second mounting frame 2, wherein the driving assembly is used to drive the sprayer 3 to twist to adjust its spray angle.

[0022] In this embodiment, if Figure 1 As shown, the sprinkler 3 includes a sprinkler body 31 movably mounted above the first mounting frame 1, and a spray head 32 mounted below the first mounting frame 1 and fixedly connected to the sprinkler body 31. The sprinkler body 31 is provided with a horizontally extending liquid inlet pipe 311, and the spray head 32 is provided with a plurality of spray holes; preferably, the first mounting frame 1 is constructed with a chamber structure for accommodating and constraining the movement of the sprinkler body 31; preferably, the sprinkler body 31 is a spherical structure, which is conducive to the sprinkler body 31 being driven to twist.

[0023] In this embodiment, if Figure 1 and Figure 2As shown, the driving assembly includes a motor module 41, a driving gear 42, a first driven gear 43, a first connecting arm 44 and a second connecting arm 45, wherein the motor module 41 is fixedly mounted below the second mounting frame 2, the driving gear 42 is arranged above the second mounting frame 2 and is transmission-connected to the motor module 41, the first driven gear 43 is fixedly mounted on the second mounting frame 2 and is meshed with the driving gear 42, one end of the first connecting arm 44 is movably eccentrically connected to the driving gear 42 and the other end is movably connected to the liquid inlet pipe 311 of the sprayer body 31, one end of the second connecting arm 45 is movably eccentrically connected to the first driven gear 43 and the other end is movably connected to the top of the sprayer body 31, so that the motor module 41 drives the driving gear 42 and the first driven gear 43 to rotate, and the sprayer 3 can be pulled to twist through the first connecting arm 44 and the second connecting arm 45, so that the spray angle of the sprayer 3 can be adjusted to expand the spray range and improve the cleaning effect.

[0024] In the above scheme, if Figure 1 and Figure 2 As shown, both ends of the first connecting arm 44 are loosely connected to the driving gear 42 and the liquid inlet pipe 311 through a first fastener 471, and both ends of the first connecting arm 44 are provided with a first mounting hole 441 and are movably sleeved on the first fastener 471 through the first mounting hole 441, that is, the first fastener 471 reserves and exposes a section of the rod for the end of the first connecting arm 44 to rotate and move up and down, wherein the connection between the first fastener 471 and the driving gear 42 is arranged to deviate from the center of rotation; preferably, a sleeve 472 is sleeved on the first fastener 471, and the end of the first connecting arm 44 is movably sleeved on the sleeve 472 through the first mounting hole 441, so that controlling the length of the sleeve 472 can facilitate the first fastener 471 to reserve the rod; in this embodiment, the first fastener 471 is a screw.

[0025] In the above scheme, if Figure 1 and Figure 2As shown, the upper end surface of the first driven gear 43 is provided with a first sleeve portion 431 which is eccentrically arranged with respect to the rotation center and is cylindrical or annular in structure. A first sleeve hole 451 is provided on the corresponding end of the second connecting arm 45 and is movably sleeved on the first sleeve portion 431 through the first sleeve hole 451. The first sleeve portion 431 is also provided with a first restraining member 474 for restraining the end of the second connecting arm 45 on the first sleeve portion 431 to prevent it from detaching. The other end of the second connecting arm 45 is loosely connected to the sprinkler body 31 by a second fastener 473. A second mounting hole 452 is provided and is movably mounted on the second fastener 473 through the second mounting hole 452, that is, the second fastener 473 reserves and exposes a section of the rod for the end of the second connecting arm 45 to rotate and move up and down; in the embodiment, the second fastener 473 is a stepped columnar structure with a small bottom and a large top, the lower column of the second fastener 473 is connected to the top of the sprinkler body 31 and the upper column falls outside the top, the second connecting arm 45 is movably mounted on the upper column through the second mounting hole 452, and at the same time, a sealing ring is mounted on the lower column and pressed against the top to ensure the sealing of the sprinkler body 31.

[0026] In this embodiment, if Figure 1 and Figure 2 As shown, the driving assembly also includes a second driven gear 46 that is arranged between the first driven gear 43 and the sprinkler body 31 and meshes with the driving gear 42, and the middle part of the second connecting arm 45 is eccentrically connected to the second driven gear 46. In this way, the two driven gears are meshed with the driving gear 42 to jointly drive the second connecting arm 45 to move, which can make the meshing rotation between the driving gear 42 and the driven gear more stable, effectively avoid jitter and reduce abnormal noise; specifically, the upper end surface of the second driven gear 46 is provided with a second sleeve portion 461 that is eccentrically arranged with respect to the rotation center and is arranged in a cylindrical or annular structure, and a second sleeve hole 453 is provided on the middle part of the second connecting arm 45 and is movably sleeved on the second sleeve portion 461 through the second sleeve hole 453. The second sleeve portion 461 is also provided with a second restraining member 475 for restraining the middle part of the second connecting arm 45 on the second sleeve portion 461 to prevent it from disengaging.

[0027] Compared with the prior art, the utility model has a simple and reasonable structure. The motor module drives the driving gear and the driven gear to rotate to link the first connecting arm and the second connecting arm to pull the sprayer to twist, thereby adjusting the spray angle of the sprayer, effectively expanding the spray range of the sprayer, and improving the cleaning effect; at the same time, the two driven gears are meshed with the driving gear and work together to drive the second connecting arm to move, which can effectively ensure the stability of the meshing rotation, avoid jitter, and reduce abnormal noise.

[0028] The above disclosure is only an embodiment of the present invention, but the present invention is not limited thereto. Any changes that can be conceived by those skilled in the art should fall within the scope of protection of the present invention.

Claims

1. A sprayer device with adjustable spray angle, characterized in that: It includes a first mounting frame, a second mounting frame fixedly connected to the first mounting frame, and a sprinkler and a drive assembly respectively mounted on the first mounting frame and the second mounting frame; The sprayer includes a sprayer body movably mounted on a first mounting frame, and a spray head mounted below the first mounting frame and fixedly connected to the sprayer body, wherein a liquid inlet pipe is provided on the sprayer body; The driving assembly includes a motor module, a driving gear, a first driven gear, a first connecting arm and a second connecting arm. The driving gear is arranged above the second mounting bracket and is transmission-connected to the motor module. The first driven gear is mounted on the second mounting bracket for fixed-point rotation and is meshed with the driving gear. One end of the first connecting arm is movably connected to the driving gear eccentrically and the other end is movably connected to the liquid inlet pipe. One end of the second connecting arm is movably connected to the first driven gear eccentrically and the other end is movably connected to the top of the sprinkler body.

2. A sprayer device with adjustable spray angle according to claim 1, characterized in that: The two ends of the first connecting arm are loosely connected to the corresponding components through a first fastener. Both ends of the first connecting arm are provided with a first mounting hole and can rotate and move up and down along the first fastener through the first mounting hole.

3. A sprayer device with adjustable spray angle according to claim 2, characterized in that: A sleeve is sleeved on the first fastener, and the first connecting arm is movably sleeved on the sleeve through the mounting hole.

4. A sprayer device with adjustable spray angle according to claim 1, characterized in that: A first sleeve portion in an eccentric arrangement is provided on the upper end surface of the first driven gear, a first sleeve hole for being sleeved on the first sleeve portion is provided on the corresponding end of the second connecting arm, and a first restraining member for restraining the second connecting arm on the first sleeve portion is fixedly connected to the first sleeve portion.

5. The sprayer device with adjustable spray angle according to claim 1, characterized in that: The other end of the second connecting arm is loosely connected to the top of the sprinkler body through a second fastener. A second mounting hole is provided on the corresponding end of the second connecting arm and the second connecting arm can rotate and move up and down along the second fastener through the second mounting hole.

6. A sprayer device with adjustable spray angle according to claim 1, 4 or 5, characterized in that: The driving assembly further comprises a second driven gear which is arranged between the first driven gear and the sprayer body and meshes with the driving gear and rotates at a fixed point. The middle portion of the second connecting arm is eccentrically connected to the second driven gear.

7. A sprayer device with adjustable spray angle according to claim 6, characterized in that: A second sleeve portion in an eccentric arrangement is provided on the upper end surface of the second driven gear, and a second sleeve hole for being sleeved on the second sleeve portion is correspondingly provided at the middle portion of the second connecting arm. A second restraint member for restraining the second connecting arm on the second sleeve portion is also provided on the second sleeve portion.

8. The sprayer device with adjustable spray angle according to claim 1, characterized in that: The sprayer body is a spherical structure.

9. The sprayer device with adjustable spray angle according to claim 1, characterized in that: The first mounting frame is formed with a chamber structure for accommodating the sprinkler body.

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