Sprayer device with variable self-rotation angle

Abstract

The utility model discloses a spray thrower device with a variable self-rotation angle. The spray thrower device comprises a spray thrower main body and a spray head, a water cavity is formed in the sprayer body, a rotatable impeller component is installed in the water cavity, a connecting shaft is arranged on the impeller component and comprises a first shaft body and a second shaft body connected with the first shaft body in a bent mode, and the lower end face of the first shaft body is an inclined acting slope. A water inlet part is arranged on the sprayer main body; a blocking piece is arranged at the bottom of the sprayer main body; the spray head is movably arranged on the second shaft body in a limiting and sleeving mode and provided with a matching end face, and at least one retainer is arranged on the spray head. The stop piece and the blocking piece interfere with each other to limit follow-up of the spray head, the connecting shaft continues to rotate, the acting inclined face of the connecting shaft acts on the relative height difference of the matched end face to abut against the spray head to move downwards till the stop piece crosses the blocking piece, and in the process, the spray head deflects relatively to change the spraying angle. And the rotating speed of the nozzle can be reduced to improve the cleaning effect.

Description

TECHNICAL FIELD

[0001] The utility model relates to kitchen electrical equipment technical field, especially a kind of spray device with variable rotation angle. BACKGROUND

[0002] Steam box, steam baking integrated box and dishwasher are common kitchen electrical appliances, these kitchen electrical appliances generally include inner container, and the spray device installed on the inner container, which is used for spraying and cleaning the inner container or the articles in the inner container;The existing spray device generally includes a spray body and a spray head connected with the spray body by rotating cooperation, the spray body is used to provide water required for spraying for the spray head, and the spray head sprays water through the spray holes on it;However, the existing spray body is directly fixed and installed on the inner container by screw, and the position is difficult to change during use, and the position of the connected spray head is also difficult to change, so that the spray angle of the spray head is fixed, and only the fixed area or range can be sprayed and cleaned, which has room for improvement. SUMMARY

[0003] The utility model discloses in order to overcome the defect in the prior art, provide a kind of spray device with variable rotation angle, it is interfered with stop piece and blocking piece to limit the follow-up of spray head, connecting shaft continues to rotate and utilizes its acting slope to act on the relative height difference of the matching end face to resist the downward of spray head, until stop piece passes blocking piece, in this process, spray head occurs relative deflection to change the spray angle, while also effectively reduce the rotational speed of spray head to improve the cleaning effect.

[0004] To achieve the above object, the utility model provides a kind of spray device with variable rotation angle, including spray body, and the spray head connected with the spray body and with several spray holes, the spray body provides the water required for spraying for the spray head;

[0005] The spray body has a water cavity, a rotatable impeller member is installed in the water cavity, a connecting shaft is provided on the impeller member, the connecting shaft includes a first shaft body extending downward along the rotation axis below the spray body, and a second shaft body connected to the lower end surface of the first shaft body and bent with the first shaft body, the lower end surface of the first shaft body is an inclined acting slope;

[0006] The spray body is provided with a water inlet part connected with the water cavity, the water inlet part is used to guide the water flow into the water cavity to drive the impeller member to rotate;

[0007] The bottom of the spray body is provided with a blocking piece;

[0008] The movable nozzle is sleeved on the second shaft body and the upper end of the nozzle has a matching end surface matched with the acting slope, and at least one stopper is arranged on the nozzle and can interfere with the blocking piece during rotation;

[0009] When the stopper interferes with the blocking piece, the connecting shaft continues to rotate and acts on the matching end surface of the nozzle through the acting slope with a relatively low height to make the nozzle descend until the stopper passes the blocking piece.

[0010] Further, the bottom of the shower body is provided with a containing cavity, the blocking piece is contained in the containing cavity, and a spring is arranged between the blocking piece and the containing cavity.

[0011] Further, the impeller member includes a partition disc, a rotating shaft arranged at the middle position of the upper surface of the partition disc, and a plurality of blades arranged on the upper surface of the partition disc in a ring shape, and the connecting shaft is arranged at the middle position of the lower surface of the partition disc.

[0012] The upper part of the shower body is provided with an upper constraint part matched with the rotating shaft, and the lower part of the shower body is provided with a lower constraint part matched with the first shaft body.

[0013] Further, the partition disc divides the water cavity of the shower body into an upper water cavity and a lower water cavity, a plurality of communication notches for communicating the upper water cavity and the lower water cavity are formed on the partition disc and recessed downward, and the communication notches are constructed and arranged in an inclined structure for guiding water flow to rotate the impeller member.

[0014] Further, a rotating bearing is arranged between the rotating shaft and the upper constraint part and / or between the first shaft body and the lower constraint part.

[0015] Further, the connecting shaft has a communication cavity passing through the first shaft body to the second shaft body, the first shaft body has a water inlet opening communicated with the communication cavity on the portion arranged in the water cavity, and the second shaft body has a water outlet opening communicated with the communication cavity on the portion sleeved in the nozzle.

[0016] Further, the angle between the extension axis of the first shaft body and the extension axis of the second shaft body is 0-90°.

[0017] Further, at least one jumping bean spring structure is arranged on the lower part of the second shaft body, and a ring groove structure matched with the jumping bean spring to limit disengagement and constrain rotation is arranged in the nozzle.

[0018] Compared with the prior art, the utility model discloses simple structure, reasonable, its through water flow promotes impeller component rotation to drive the rotation of the spray head, thereby improve the rotary shower effect of spray head, simultaneously, its through stop piece and blocking piece interfere with each other to restrict the spray head servo, connecting shaft continues to rotate and utilizes its action inclined plane to act on the relative height difference of the matching end face to resist the spray head downlink, until stop piece passes blocking piece, thereby make the spray head deflection to change the spray angle, thereby make the shower obtain wider spray range, also effectively reduce the rotational speed of the spray head to effectively improve the cleaning effect of the shower. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a kind of self-rotating angle variable shower device's stereoscopic structure schematic view of the utility model,

[0020] Figure 2 It is the vertical section structure schematic view of shower device,

[0021] Figure 3 It is the structure schematic view of impeller component.

[0022] Combining the drawings on it is marked with the following reference signs:

[0023] 10, shower main body, 11, water inlet portion, 20, spray head, 21, spray hole, 22, ring groove, 30, impeller component, 31, partition disc, 311, communication notch, 32, rotating shaft, 33, connecting shaft, 331, first shaft body, 332, second shaft body, 333, action inclined plane, 334, communication cavity, 335, water inlet, 336, water outlet, 337, bean jump spring, 34, blade, 40, blocking piece, 41, spring, 50, stop piece, 60, rotating bearing. DETAILED DESCRIPTION

[0024] The utility model discloses one specific embodiment in combination with the drawings, but it should be understood that the protection scope of the utility model is not limited by specific embodiment.

[0025] The utility model discloses a kind of self-rotating angle variable shower device as Figure 1 It is shown, including shower main body 10 and the spray head 20 connected with shower main body 10, shower main body 10 is used to give spray head 20 the water needed for showering, and spray head 20 is provided with the spray hole 21 for water ejection.

[0026] In the embodiment, as Figure 2 And Figure 3As shown, the inner part of the shower body 10 has a relatively closed water cavity, in which a rotatable impeller member 30 is installed, and the shower body 10 is provided with a water inlet part 11 connected with the water cavity, which is used to guide the water flow into the water cavity to drive the impeller member 30 to rotate; the impeller member 30 includes a partition disc 31, a rotating shaft 32 arranged at the middle position of the upper surface of the partition disc 31, a connecting shaft 33 arranged at the center position of the lower surface of the partition disc 31, and a plurality of blades 34 arranged on the upper surface of the partition disc 31 in a circumferential and interval manner, and the upper part and the lower part of the shower body 10 are respectively provided with an upper constraint part and a lower constraint part which are rotationally matched with the rotating shaft 32 and the connecting shaft 33, and preferably, a rotating bearing 60 is arranged between the upper constraint part and the rotating shaft 32 and / or between the lower constraint part and the connecting shaft 33, so that the impeller member 30 can be stably rotated around the rotating shaft 32 under the action of the water flow.

[0027] In the above scheme, the partition disc 31 of the impeller member 30 separates the water cavity of the shower body 10 into an upper water cavity and a lower water cavity, and a plurality of communication notches 311 are formed on the partition disc 31 and downwardly recessed, which are connected with the upper water cavity and the lower water cavity, and the communication notches 311 are constructed and arranged as an inclined structure to guide the water flow to help the impeller member 30 to rotate, so that the water in the upper water cavity can help the impeller member 30 to rotate in the process of flowing into the lower water cavity through the communication notches 311, so as to effectively improve the rotating effect of the impeller member 30.

[0028] In this embodiment, as shown in Figure 2 and Figure 3As shown, the connecting shaft 33 comprises a first shaft body 331 threadedly connected with the partition disc 31 and extending downward along the rotation shaft 32 to below the shower main body 10, and a second shaft body 332 connected with the lower end surface of the first shaft body 331 and arranged in a bent manner with the first shaft body 331, the lower part of the first shaft body 331 is rotationally fitted with the lower constraint part of the shower main body 10, and the lower end surface of the first shaft body 331 is an inclined action slope 333, so that there is a height difference between the action slopes 333; preferably, the angle between the extension axis of the first shaft body 331 and the extension axis of the second shaft body 332 is 0-90°, so that the second shaft body 332 is arranged in an inclined downward extension manner; the spray head 20 is movably sleeved on the second shaft body 332 of the connecting shaft 33, and under the action of no external force, the spray head 20 can rotate with the rotation of the impeller member 30; at the same time, the connecting shaft 33 has a communication cavity 334 passing through from the first shaft body 331 to the second shaft body 332, the first shaft body 331 is provided with a water inlet 335 corresponding to the part located in the water cavity, the second shaft body 332 is provided with a water outlet 336 corresponding to the part located in the spray head 20, so that the water in the shower main body 10 can flow into the communication cavity 334 through the water inlet 335 and flow out of the water outlet 336 to enter the spray head 20, so as to realize water supply from the shower main body 10 to the spray head 20.

[0029] In the above scheme, at least one jack-bean spring 337 structure is arranged on the lower part of the second shaft body 332, and a plug-in structure corresponding to the lower part of the second shaft body 332 is arranged on the spray head 20, and the plug-in structure is internally structured and arranged with a ring groove 22 structure matched with the jack-bean spring 337, so that the spray head 20 can be stably sleeved on the second shaft body 332 and avoid disengagement by matching the jack-bean spring 337 with the ring groove 22, and the rotation of the spray head 20 can be constrained.

[0030] In the present embodiment, as Figure 1 and Figure 2As shown, the bottom of the sprayer body 10 is provided with at least one blocking piece 40, which is a columnar piece in the figure; the upper end of the spray head 20 has a matching slope surface cooperating with the action slope surface 333 of the connecting shaft 33, and the spray head 20 is provided with at least one stopper 50 capable of interfering with the blocking piece 40 during rotation, which is a sheet or rod arranged on the spray head in the figure; when the stopper 50 interferes with the blocking piece 40, the spray head 20 is blocked and cannot rotate, and the connecting shaft 33 continues to rotate to make the spray head 20 rotate relative to the second rotating shaft 32, and at the same time, the connecting shaft 33 biases the matching end surface of the spray head 20 through the action slope surface 333 with a lower height relative to the starting interference point during rotation, so that the spray head 20 runs downward with the connecting shaft 33 until the stopper 50 passes the blocking piece 40, and in this process, the spray head 20 is deflected and its spray angle is changed; in the process of rotating and spraying, the stopper 50 intermittently touches the blocking piece 40 to make the spray head 20 deflect and change its spray angle, which greatly expands the spray range of the sprayer and also reduces the rotating speed of the spray head 20 to improve the cleaning effect.

[0031] In some other specific embodiments, the blocking piece 40 can also be a sheet or rod structure arranged on the bottom of the sprayer body 10 in a circumferential interval, and the stopper is at least one columnar structure; or other component groups capable of interfering with each other during rotation of the spray head 20.

[0032] In the present embodiment, the bottom of the sprayer body 10 is provided with a containing cavity, the blocking piece 40 is contained in the containing cavity and a spring 41 is arranged therebetween, so that when the spray head 20 and the connecting shaft 33 are difficult to rotate due to dirt and the like (stopping between the two), the force generated by the rotation of the impeller member 3 driven by the water flow can make the blocking piece 40 be pressed and contracted to make the stopper 50 on the spray head 20 forcibly pass the blocking piece 40, so as to ensure the continuous rotation of the sprayer device; similarly, in some other specific embodiments, the stopper 50 or the blocking piece 40 is made of soft rubber material, that is, one of the two is made of soft rubber material, so that when the spray head 20 and the connecting shaft 33 are stopped due to dirt and the like, the deformation of the stopper 50 or the blocking piece 40 can make the sprayer device continue to rotate; or, the blocking piece 40 can also be deflected or offset outward to ensure that the sprayer device can continue to rotate normally when the spray head 20 and the connecting shaft 33 are stopped, and cooperate with the elastic member to make the blocking piece 40 reset to ensure the normal exercise of its blocking function.

[0033] Compared with the prior art, the utility model discloses simple structure, reasonable, its rotation is driven with the water flow to drive the nozzle rotation to improve the rotary shower effect of nozzle, simultaneously, its with the blocking piece interference to limit the nozzle servo with stop piece, the connecting shaft continues to rotate and utilizes its effect inclined plane to act on the relative height difference of the cooperation end face to resist the nozzle downlink, until the stop piece passes the blocking piece, thereby make the nozzle deflection to change the spray angle, thereby make the shower obtain the more wide spray range, also effectively reduced the rotational speed of nozzle to effectively improved the cleaning effect of shower.

[0034] The above disclosed is only the embodiment of the utility model, but, the utility model is not limited to this, any person skilled in the art can think of the change and should fall into the protection scope of the utility model.

Claims

1. A sprayer device with variable rotation angle, comprising a sprayer body and a nozzle connected to the sprayer body and having a plurality of spray holes, wherein the sprayer body provides water required for spraying to the nozzle; Its features are, The sprayer body has a water cavity, and a rotatable impeller component is installed in the water cavity. A connecting shaft is provided on the impeller component. The connecting shaft includes a first shaft extending downward along the axis of rotation to the bottom of the sprayer body, and a second shaft connected to the lower end face of the first shaft and arranged in a bent manner with the first shaft. The lower end face of the first shaft is an inclined working surface. The sprayer body is provided with a water inlet that communicates with the water chamber. The water inlet is used to guide water flow into the water chamber to drive the impeller component to rotate. At least one blocking element is provided on the bottom of the sprayer body; The nozzle is movably limited and mounted on the second shaft, and the upper end of the nozzle has a mating end face that matches the working inclined surface. The nozzle is provided with at least one stop that can interfere with the blocking component during rotation. Furthermore, when the stop and the blocking member interfere with each other, the connecting shaft continues to rotate and acts on the mating end face of the nozzle through the relatively low-height inclined surface, which enables the nozzle to descend until the stop passes the blocking member.

2. The sprayer device with variable rotation angle according to claim 1, characterized in that, The bottom of the sprayer body is provided with a receiving cavity, and the blocking member is limited and received in the receiving cavity, with a spring between the two.

3. The sprayer device with variable rotation angle according to claim 1, characterized in that, The stop or blocking element is made of soft rubber material.

4. A sprayer device with variable rotation angle according to claim 1, characterized in that, The impeller component includes a partition disk, a rotating shaft located at the middle position on the upper surface of the partition disk, and a plurality of blades arranged circumferentially on the upper surface of the partition disk. The connecting shaft is located at the middle position on the lower surface of the partition disk. The sprayer body has an upper constraint part that cooperates with the rotating shaft at its upper part and a lower constraint part that cooperates with the first shaft at its lower part.

5. A sprayer device with variable rotation angle according to claim 4, characterized in that, The dividing plate divides the water chamber of the sprayer body into an upper water chamber and a lower water chamber. The dividing plate has a plurality of connecting slots that connect the upper water chamber and the lower water chamber. The connecting slots are configured as an inclined structure that guides the water flow out to assist the rotation of the impeller component.

6. A sprayer device with variable self-rotation angle according to claim 4, characterized in that, A rotary bearing is provided between the rotating shaft and the upper constraint part and / or between the first shaft body and the lower constraint part.

7. A sprayer device with variable rotation angle according to claim 1, characterized in that, The connecting shaft has a communicating cavity extending from the first shaft to the second shaft. The portion of the first shaft located inside the water cavity has an inlet that communicates with the communicating cavity, and the portion of the second shaft fitted inside the nozzle has an outlet that communicates with the communicating cavity.

8. A sprayer device with variable rotation angle according to claim 1, characterized in that, The angle between the extension axis of the first shaft and the extension axis of the second shaft is 0-90°.

9. A sprayer device with variable self-rotation angle according to claim 1, characterized in that, At least one popping bean spring structure is provided on the lower part of the second shaft, and a corresponding annular groove structure is provided in the nozzle to cooperate with the popping bean spring to limit disengagement and constrain rotation.

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