Efficient cleaning device

Abstract

The efficient cleaning device comprises a spray head and a water supply branch pipe, the spray head comprises a spray head body part and a jet orifice end, the spray head body part comprises a water inlet pipe section, a spiral chamber and a connector end, and the jet orifice end is provided with an outlet jet hole; the spray head is characterized in that the spray head further comprises a flow guide adjusting part, a cover plate is detachably installed on the upper side wall of the spiral chamber, the flow guide adjusting part is installed in the spiral chamber and connected to the bottom face of the cover plate, the whole flow guide adjusting part is roughly in a fan shape, the flow guide adjusting part comprises a plurality of fan-shaped flow guide segments, and the multiple fan-shaped flow guide segments are distributed in a stacked and stepped mode; and the adjusting assembly is used for adjusting the position of the flow guide adjusting part in the axis direction of the outlet spraying hole. According to the spiral nozzle, the rotational flow and gathering effects of liquid in the spiral chamber can be improved, and the rotational flow / vortex spraying performance of the nozzle can be adjusted / improved, so that the cleaning effect is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of cleaning devices, and particularly relates to an efficient cleaning device. Background Art

[0002] As Figure 3 shown, the existing cleaning device includes a spray head and a water supply branch pipe. The spray head is detachably installed on the water supply branch pipe. The spray head includes a spray head main body part and a spray port end. The spray head main body part includes a water inlet pipe section, a spiral chamber, and a joint end. The spray port end has an outlet spray hole. The spiral chamber is arranged at the downstream end of the water inlet pipe section and upstream of the outlet spray hole. The axis of the water inlet pipe section and the axis of the outlet spray hole are substantially perpendicular in different planes. At least part of the inner peripheral surface profile of the spiral chamber is in the form of an involute, and this involute is substantially tangent to the profile of the first inner side surface of the water inlet pipe section. However, the spray head of the existing cleaning device still has problems such as poor swirl / vortex adjustment performance, poor swirl and convergence effects, and the cleaning effect needs to be further improved. Summary of the Invention

[0003] The purpose of the present invention is to overcome the deficiencies in the prior art and provide an efficient cleaning device. Through the design of a diversion adjustment part, an adjustment component, and a bypass adjustment part, it can improve the swirl and convergence effects of the liquid in the spiral chamber, and can adjust / improve the swirl / vortex spraying performance of the spray head, thereby improving the cleaning effect.

[0004] To achieve the above purpose, the technical solution adopted by the present invention is as follows:

[0005] An efficient cleaning device includes a spray head and a water supply branch pipe. The spray head is detachably installed on the water supply branch pipe. The spray head includes a spray head main body part and a spray port end. The spray head main body part includes a water inlet pipe section, a spiral chamber, and a joint end. The spray port end has an outlet spray hole. The spiral chamber is arranged at the downstream end of the water inlet pipe section and upstream of the outlet spray hole. The axis of the water inlet pipe section and the axis of the outlet spray hole are substantially perpendicular in different planes. At least part of the inner peripheral surface profile of the spiral chamber is in the form of an involute, and this involute is substantially tangent to the profile of the first inner side surface of the water inlet pipe section. It is characterized in that: the spray head further includes a diversion adjustment part. A cover plate is detachably installed on the upper side wall of the spiral chamber. The diversion adjustment part is installed in the spiral chamber and connected to the bottom surface of the cover plate. The diversion adjustment part is generally in a fan shape as a whole. The diversion adjustment part includes a plurality of fan-shaped diversion segments, and the plurality of fan-shaped diversion segments are arranged in a stacked and stepped manner.

[0006] Furthermore, each fan-shaped diversion segment is sequentially connected by a vertex, a first arc edge, an outer arc edge, and a second arc edge. The outer arc edge matches the profile of this involute. The plurality of fan-shaped diversion segments have a common vertex and a first arc edge. Each outer arc edge matches the profile of this involute, and the positions of each second arc edge are different.

[0007] Further, in the axial direction of the outlet injection hole, from the injection port end to the cover plate, the fan-shaped cross-sectional areas of the multiple fan-shaped flow guiding segments gradually increase.

[0008] Further, in the projection view, this vertex is located on the circular locus of the minimum aperture diameter of the outlet injection hole.

[0009] Further, the nozzle further includes an adjustment assembly. The adjustment assembly passes through the cover plate and is connected to the flow guiding adjustment part. The adjustment assembly is used to adjust the position of the flow guiding adjustment part in the axial direction of the outlet injection hole.

[0010] Further, the adjustment assembly includes a screw rod, a bearing, and a nut. The bearing is installed on the first end of the screw rod and is arranged inside the flow guiding adjustment part, such that when the screw rod rotates, the flow guiding adjustment part moves in the axial direction but does not rotate. The screw rod is threadedly connected to the cover plate. A nut is connected to the screw rod and is located on the upper side of the cover plate. A wrench groove is provided at the second end of the screw rod for rotating the screw rod.

[0011] Further, the nozzle further includes a bypass adjustment part. The first end of the bypass adjustment part is fluidly connected to the upstream end of the water inlet pipe section, and the other end is fluidly connected to the junction of the volute chamber and the water inlet pipe section, and this junction is arranged adjacent to the outlet injection hole, such that a small part of the liquid at the upstream end of the water inlet pipe section is diverted to this junction and jetted, and has a synergistic gain with the flow guiding adjustment part to improve the swirling and converging effects of the liquid in the volute chamber.

[0012] Further, the bypass adjustment part includes a bypass pipe, a regulating valve, and a jet pipe. The first end of the bypass pipe is fluidly connected to the upstream end of the water inlet pipe section. A regulating valve is provided on the bypass pipe. The other end of the bypass pipe is connected to a jet pipe, and a part of the jet pipe is located inside the volute chamber; the outlet end of the jet pipe has an arc-shaped surface, and this arc-shaped surface is recessed towards the outside of the volute chamber to improve the confluence between the jet flow and the swirling flow.

[0013] Further, the jet pipe is located on the left side of the outlet injection hole, and this vertex and the first arc-shaped side are located on the right side of the outlet injection hole.

[0014] An efficient cleaning device of the present invention, through the design of the flow guiding adjustment part, after the liquid enters the volute chamber through the water inlet pipe section, through the action of the flow guiding adjustment part, it can improve the swirling and converging effects of the liquid in the volute chamber, can improve the swirling / vortex jet performance of the nozzle, and thus improve the cleaning effect.

[0015] Through the design of the adjustment component and the bypass adjustment part, the present invention can adjust the position of the diversion adjustment part in the axial direction, enabling a small part of the liquid at the upstream end of the water inlet section to be diverted to this junction and jet, which has a synergistic gain with the diversion adjustment part to improve the swirling and converging effects of the liquid in the volute chamber, thereby being able to further adjust / improve the swirling and converging effects of the liquid in the volute chamber, further improving the swirling / vortex jet performance of the nozzle, and thus improving the cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 FIG. is a front view structural schematic diagram of the nozzle of the high-efficiency cleaning device of the present invention;

[0017] Figure 2 FIG. is a bottom view structural schematic diagram of the nozzle of the high-efficiency cleaning device of the present invention;

[0018] Figure 3 FIG. is a structural schematic diagram of a prior art nozzle.

[0019] In the figure: nozzle main body part 1, jet port end 2, diversion adjustment part 3, adjustment component 4, bypass adjustment part 5, water inlet section 11, volute chamber 12, joint end 13, cover plate 14, outlet jet hole 21, first sector-shaped diversion segment 31, second sector-shaped diversion segment 32, third sector-shaped diversion segment 33, fourth sector-shaped diversion segment 34, screw 41, bearing 42, nut 43, bypass pipe 51, regulating valve 52, jet pipe 53. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] To make the technical solutions and their advantages of the present invention clearer, the technical solutions of the present invention will be further clearly and completely described in detail below with reference to the accompanying drawings. It can be understood that the specific embodiments described herein are only part of the embodiments of the present invention, which are only used to explain the present invention and not to limit the present invention. It should be noted that for the convenience of description, only the parts / structures related to the present invention are shown in the drawings, and other related parts can refer to the usual design. Without conflict, the embodiments and the technical features in the embodiments of the present invention can be combined with each other to obtain new embodiments.

[0021] Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention. In addition, unless otherwise defined, the technical terms or scientific terms used in the description of the present invention should have the ordinary meaning understood by those of ordinary skill in the art in the field to which the present invention belongs.

[0022] Such as Figures 1-2As shown, an efficient cleaning device includes a nozzle and a water supply branch pipe. The nozzle is detachably installed on the water supply branch pipe. The nozzle includes a nozzle main body part 1 and a jet port end 2. The nozzle main body part 1 includes a water inlet pipe section 11, a spiral chamber 12, and a joint end 13. The jet port end 2 has an outlet jet hole 21. The joint end 13 is detachably connected (threaded connection) to the water supply branch pipe. The spiral chamber 12 is arranged at the downstream end of the water inlet pipe section 11 and upstream of the outlet jet hole 21. The axis of the water inlet pipe section 11 and the axis of the outlet jet hole 21 are substantially perpendicular in different planes. At least part of the inner peripheral surface profile of the spiral chamber 12 is in an involute shape and this involute is substantially tangent to the profile of the first inner side surface of the water inlet pipe section 11 (as Figure 2 shown); It is characterized in that: the nozzle further includes a flow guiding and adjusting part 3. A cover plate 14 is detachably installed on the upper side wall of the spiral chamber 12. The flow guiding and adjusting part 3 is installed in the spiral chamber 12 and connected to the bottom surface of the cover plate 14. The flow guiding and adjusting part 3 is generally in a fan shape as a whole. The flow guiding and adjusting part 3 includes a plurality of fan-shaped flow guiding segments 31-34. The plurality of fan-shaped flow guiding segments 31-34 are stacked and distributed in a stepped manner.

[0023] Further, each of the fan-shaped flow guiding segments 31-34 is sequentially connected by a vertex, a first arc edge, an outer arc edge, and a second arc edge. The outer arc edge matches / overlaps with the profile of this involute. The plurality of fan-shaped flow guiding segments 31-34 have a common vertex and a first arc edge. Each outer arc edge matches / overlaps with the profile of this involute. The positions of each of the second arc edges are different (as Figure 2 shown).

[0024] In the axial direction of the outlet jet hole 21, from the jet port end 2 to the cover plate 14, the fan-shaped cross-sectional area of the fan-shaped flow guiding segments 31-34 gradually increases (as Figures 1-2 shown).

[0025] In the projection view, this vertex is located on the circular trajectory of the minimum aperture of the outlet jet hole 21 (as Figure 2 shown).

[0026] Through the design of the flow guiding and adjusting part 3 of the present invention, after the liquid enters the spiral chamber 12 through the water inlet pipe section 11, through the action of the flow guiding and adjusting part 3, the swirling and converging effects of the liquid in the spiral chamber 12 can be improved, the swirling / vortex jet performance of the nozzle can be improved, and thus the cleaning effect can be improved.

[0027] In an embodiment, the nozzle further includes an adjusting assembly 4. The adjusting assembly 4 passes through the cover plate 14 and is connected to the flow guiding and adjusting part 3. The adjusting assembly 4 is used to adjust the position of the flow guiding and adjusting part 3 in the axial direction of the outlet jet hole 21.

[0028] The adjusting assembly 4 includes a screw rod 41, a bearing 42, and a nut 43. The bearing 42 is installed on the first end of the screw rod 41 and is disposed within the flow guiding and adjusting portion 3, such that when the screw rod 41 rotates, the flow guiding and adjusting portion 3 moves in the axial direction but does not rotate. The screw rod 41 is threadedly connected to the cover plate 14. A nut 43 is connected to the screw rod 41 and the nut 43 is located on the upper side of the cover plate 14. A wrench groove is provided at the second end of the screw rod 41 for rotating the screw rod 41.

[0029] Through the design of the adjusting assembly 4 of the present invention, the position of the flow guiding and adjusting portion 3 in the axial direction can be adjusted, so that the swirling and converging effects of the liquid in the volute chamber 12 can be further adjusted / improved, and the swirling / vortex jetting performance of the nozzle can be further improved, thereby improving the cleaning effect.

[0030] In one embodiment, the nozzle further includes a bypass adjusting portion 5. The first end of the bypass adjusting portion 5 is fluidly connected to the upstream end of the water inlet pipe section 11, and the other end is fluidly connected to the junction of the volute chamber 12 and the water inlet pipe section 11, and this junction is disposed adjacent to the outlet injection hole 21 (as Figure 2 shown), such that a small portion of the liquid at the upstream end of the water inlet pipe section 11 is diverted to this junction and jetted, and has a synergistic gain with the flow guiding and adjusting portion 3 in improving the swirling and converging effects of the liquid in the volute chamber 12.

[0031] The bypass adjusting portion 5 includes a bypass pipe 51, a regulating valve 52, and a jet pipe 53. The first end of the bypass pipe 51 is fluidly connected to the upstream end of the water inlet pipe section 11. A regulating valve 52 is provided on the bypass pipe 51. The other end of the bypass pipe 51 is connected to a jet pipe 53, and a part of the jet pipe 53 is located within the volute chamber 12; the outlet end of the jet pipe 53 has an arc-shaped surface, and this arc-shaped surface is recessed towards the outside of the volute chamber 12 (as Figure 2 shown) to improve the confluence between the jet flow and the swirling flow.

[0032] The jet pipe 53 is located on the left side of the outlet injection hole 21, and the vertex and the first arc-shaped side are located on the right side of the outlet injection hole 21 (as Figure 2 shown).

[0033] Through the design of the bypass adjusting portion 5 of the present invention, a small portion of the liquid at the upstream end of the water inlet pipe section 11 is diverted to this junction and jetted, and has a synergistic gain with the flow guiding and adjusting portion 3 in improving the swirling and converging effects of the liquid in the volute chamber 12, so that the swirling and converging effects of the liquid in the volute chamber 12 can be further adjusted / improved, and the swirling / vortex jetting performance of the nozzle can be further improved, thereby improving the cleaning effect.

[0034] An efficient cleaning device of the present invention, through the design of the flow guiding and adjusting part 3, after the liquid enters the spiral chamber 12 through the water inlet pipe section 11, through the action of the flow guiding and adjusting part 3, the swirling and converging effects of the liquid in the spiral chamber 12 can be improved, the swirling / vortex jet performance of the nozzle can be improved, and thus the cleaning effect can be improved.

[0035] Through the design of the adjusting component 4 and the bypass adjusting part 5, the present invention can adjust the position of the flow guiding and adjusting part 3 in the axial direction, enable a small part of the liquid at the upstream end of the water inlet pipe section 11 to be diverted to this junction and perform jet flow, and has a synergistic gain with the flow guiding and adjusting part 3 to improve the swirling and converging effects of the liquid in the spiral chamber 12, so as to further adjust / improve the swirling and converging effects of the liquid in the spiral chamber 12, further improve the swirling / vortex jet performance of the nozzle, and thus improve the cleaning effect.

[0036] The above embodiments are illustrative of the present invention and not restrictive thereof. It can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency cleaning device, comprising a nozzle and a water supply branch pipe, wherein the nozzle is detachably mounted on the water supply branch pipe, the nozzle comprising a nozzle main body (1) and a spray port end (2), the nozzle main body comprising a water inlet pipe section (11), a swirl chamber (12), and a joint end (13), the spray port end having an outlet spray hole (21), the swirl chamber being arranged at a downstream end of the water inlet pipe section and at an upstream end of the outlet spray hole, the axis of the water inlet pipe section and the axis of the outlet spray hole being substantially perpendicular in different planes, at least a portion of the inner circumferential surface profile of the swirl chamber being involute-shaped and the involute being substantially tangent to a first inner side profile of the water inlet pipe section; characterized in that: The nozzle also includes a flow guide adjustment portion (3), a cover plate (14) is detachably mounted on the upper side wall of the swirl chamber, the flow guide adjustment portion is mounted in the swirl chamber and connected to the bottom surface of the cover plate, the flow guide adjustment portion is generally fan-shaped as a whole, and includes a plurality of fan-shaped flow guide segments (31, 32, 33, 34), and the plurality of fan-shaped flow guide segments are distributed in a stacked and stepped manner.

2. A high-efficiency cleaning device as claimed in claim 1, characterized in that: Each fan-shaped guide segment is formed by sequentially connecting a vertex, a first arc edge, an outer arc edge, and a second arc edge, the outer arc edge matches the profile of the involute, and multiple fan-shaped guide segments have a common vertex and a first arc edge, each outer arc edge matches the profile of the involute, and each second arc edge has a different position.

3. A high-efficiency cleaning device as claimed in claim 2, characterized in that: In the axial direction of the outlet injection hole, from the injection port end to the cover plate, the fan-shaped cross-sectional areas of the plurality of fan-shaped flow guide segments gradually increase.

4. A high-efficiency cleaning device as claimed in claim 3, characterized in that: In the projection view, the vertex is located on the circular locus of the minimum aperture of the outlet injection hole (21).

5. A high-efficiency cleaning device as claimed in claim 4, characterized in that: The nozzle also includes an adjustment component (4), which passes through the cover plate and is connected to the flow guide adjustment part, and the adjustment component is used to adjust the position of the flow guide adjustment part in the axial direction of the outlet spray hole.

6. A high-efficiency cleaning device as claimed in claim 5, characterized in that: The adjustment assembly comprises a screw (41), a bearing (42), and a nut (43). The bearing is mounted on the first end of the screw and arranged in the flow guide adjustment part, so that when the screw rotates, the flow guide adjustment part moves in the axial direction but does not rotate. The screw is threadedly connected to the cover plate. The nut is connected to the screw and is located on the side of the cover plate. The second end of the screw is provided with a wrench groove for rotating the screw.

7. A high-efficiency cleaning device as claimed in claim 6, characterized in that: The nozzle also includes a bypass regulating part (5), a first end of which is fluidically connected to the upstream end of the water inlet pipe section, and the other end of which is fluidically connected to the intersection of the vortex chamber and the water inlet pipe section, and the intersection is arranged adjacent to the outlet injection hole, so that a small part of the liquid at the upstream end of the water inlet pipe section is guided to the intersection and ejected, thereby having a synergistic gain with the diversion regulating part to improve the swirl and convergence effect of the liquid in the vortex chamber.

8. A high-efficiency cleaning device as claimed in claim 7, characterized in that: The bypass regulating part comprises a bypass pipe (51), a regulating valve (52), and a jet pipe (53); the first end of the bypass pipe is fluidically connected to the upstream end of the water inlet pipe section; the regulating valve is arranged on the bypass pipe; the other end of the bypass pipe is connected to the jet pipe; the jet pipe part is located in the vortex chamber; the outlet end of the jet pipe has an arc surface, and the arc surface is recessed toward the outside of the vortex chamber to improve the convergence between the jet and the vortex.

9. A high-efficiency cleaning device as claimed in claim 8, characterized in that: The jet tube (53) is located on the left side of the outlet jet hole, and the vertex and the first arc edge are located on the right side of the outlet jet hole.

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