CN220969526U

CN220969526U - Rotary micro-spray head

Info

Publication number: CN220969526U
Application number: CN202322848757.3U
Authority: CN
Inventors: 江经纬
Original assignee: Ningbo Yizhi Irrigation Technology Co ltd
Current assignee: Ningbo Yizhi Irrigation Technology Co ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-05-17
Anticipated expiration: 2033-10-24

Abstract

The utility model discloses a rotary micro-spray head, which comprises a micro-spray head frame, a spray nozzle arranged on the micro-spray head frame, and a rotary piece which is connected with the micro-spray head frame and can rotate around the central axis of the rotary piece relative to the micro-spray head frame, wherein the rotary piece comprises a water outlet channel communicated with the water outlet end of the spray nozzle; the rotary piece is provided with a rotary shaft which is rotationally connected with the micro-spray head frame along the central axis of the rotary piece, the micro-spray head frame is positioned above the rotary shaft and provided with a rotary cover, and balls are arranged between the rotary cover and the rotary shaft. According to the utility model, the balls are arranged between the rotating shaft of the rotating piece and the rotating cover, so that the rotating friction force between the rotating shaft and the rotating cover can be reduced by using the balls, and the resistance is small, so that the rotating of the rotating piece can smoothly rotate, the performance under a low water pressure environment is improved, the wear resistance is enhanced, and the service life is prolonged.

Description

Rotary micro-spray head

Technical Field

The utility model relates to the technical field of irrigation, in particular to a rotary micro-sprinkler.

Background

The micro-spray head is a novel spray irrigation technology which is widely popularized in recent years, namely a spray irrigation mode which is used for uniformly spraying water from a water pump pipeline through a unique structural design of the micro-spray head and scattering the water from the pump through a reasonable design. The micro-spraying rotation is realized through the pressure of the water pump, and finally the sufficient spraying range is met, so that the micro-spraying effect is realized. The sprinkling irrigation technology directly realizes the control of the sprinkling range and the sprinkling amount by adjusting the operation height of the micro-sprinkler, ends the era of waste water resources of flood irrigation, and has obvious effects of saving water and promoting production.

The rotary micro-spray head has the advantages of simple structure and convenient use, so the rotary micro-spray head is widely applied to irrigation operations of lawns, flower beds, vegetable fields and the like, but has the following defects: the problem that the rotation of the rotary nozzle is blocked to influence the irrigation effect due to abrasion can occur in the long-term rotation process of the rotary nozzle. Moreover, the awareness of users on energy conservation and water conservation is increasingly enhanced, so that the conventional micro-spray head often cannot meet the requirements of normal work under low flow and low water pressure.

Disclosure of utility model

First, the technical problem to be solved

The utility model aims to solve the technical problem of providing a rotary micro-spray head, wherein balls are arranged between a rotating shaft of a rotating member and a rotating cover, contact surfaces between the balls and rotating members are reduced, so that rotating friction force between the rotating shaft and the rotating cover can be reduced, resistance is small, and further, the rotating member can rotate smoothly, the performance under a low water pressure environment is improved, and the wear resistance is enhanced.

(II) technical scheme

The utility model solves the technical problem by adopting a scheme that the rotary micro-spray head comprises a micro-spray head frame, a spray nozzle arranged on the micro-spray head frame and a rotary piece which is connected with the micro-spray head frame and can rotate around a central axis of the rotary piece relative to the micro-spray head frame, wherein the rotary piece comprises a water outlet channel communicated with a water outlet end of the spray nozzle; the micro-spray head comprises a rotating piece, a micro-spray head frame and a ball, wherein the rotating piece is provided with a rotating shaft which is connected with the micro-spray head frame in a rotating mode along the central axis of the rotating piece, a rotating cover is arranged above the rotating shaft of the micro-spray head frame, and balls are arranged between the rotating cover and the rotating shaft.

Preferably, the shaft diameter of the rotating shaft is continuously reduced towards the direction approaching to the rotating cover, so that the rotating smoothness of the rotating shaft in the rotating hole can be improved, and the rotating smoothness of the rotating piece is further improved.

By adopting the scheme, the balls are arranged between the rotating shaft of the rotating piece and the rotating cover, the contact surface between the rotating shaft and the rotating cover can be reduced by the balls, the rotating friction force between the rotating shaft and the rotating cover can be reduced, the resistance is small, the rotating of the rotating piece can smoothly rotate, the performance under the low water pressure environment is improved, and the wear resistance is enhanced.

Further, the micro-spray head frame comprises a rotating seat, and the rotating seat is provided with a rotating hole matched with the rotating shaft; and the micro-spray head frame is positioned above the rotating hole and is provided with a rotating cover, and the rotating seat and the rotating cover are arranged at intervals so as to accommodate the balls.

Further, the rotating cover is recessed towards one side of the rotating seat towards a direction away from the rotating seat to form a recess for adapting to the ball, and the rotating hole penetrates through the rotating seat so that the ball and the rotating shaft can be in contact, and the rotating shaft of the rotating piece can be always in contact with the ball in the rotating process, so that the rotating piece can rotate more smoothly, the performance under a low-water-pressure environment is improved, the wear resistance is improved, and the service life is prolonged.

Specifically, the recess and the rotation hole are disposed opposite to each other.

Further, a nozzle mounting seat for mounting the nozzle is arranged below the rotating piece of the micro-spray head frame; the nozzle is assembled on the nozzle mounting seat, and part of the nozzle extends out of the nozzle mounting seat; wherein, the one end that the rotating member deviates from the axis of rotation rotates to be connected to the nozzle stretches out the nozzle mount pad the part.

Further, the nozzle includes a protruding shaft protruding from the nozzle mount pad, and the rotating member includes a rotating portion that is sleeved on the protruding shaft and is capable of rotating around the protruding shaft, and a mounting hole for adapting to the protruding shaft is provided in the rotating portion.

Preferably, the nozzle mounting seat comprises a nozzle mounting hole for mounting the nozzle, the nozzle comprises a mounting shaft matched with the nozzle mounting hole, the extending shaft formed at one end of the mounting shaft and capable of being matched with the mounting hole, and an abutting part formed at the other end of the mounting shaft and abutting below the nozzle mounting hole of the nozzle mounting seat; the nozzle is limited on the nozzle mounting seat through the abutting part so as to prevent the nozzle from being separated from the nozzle mounting seat; and the shaft diameter of the extending shaft is smaller than that of the mounting shaft, and the shaft diameter of the mounting shaft is smaller than that of the abutting part.

Further, the rotation shaft and the rotation portion are arranged up and down along a central axis of the rotation member to ensure that the rotation member can perform a rotational movement around the central axis of the rotation member along the rotation portion and the rotation shaft.

Further, two opposite side walls of the rotating member are provided with water outlets communicated with the water outlet channel, and the water outlets penetrate through the rotating portion along the central axis of the rotating member.

Preferably, the water outlet penetrates part of the side wall of the rotary member along the central axis of the rotary member.

Furthermore, an inclined guide part capable of guiding water to the water outlet is arranged above the water outlet end of the nozzle, and the inclined guide part is formed by inclining the water outlet end of the nozzle from bottom to top towards the water outlet, so that water flow is sprayed out towards the water outlet through the inclined guide part, and the water flow is guided by two inclined planes of the two inclined guide parts, so that the flow of the water flow is more gentle, and the sputtering is reduced; and can drive the rotating member to rotate better.

Furthermore, the nozzle is vertically penetrated to form a water passage through which water passes, and a cavity which can be communicated with the water passage is arranged inside the nozzle mounting seat, so that water flow can enter the water passage of the nozzle through the cavity, enter the water outlet passage of the rotating member and be sprayed out from the water outlet of the rotating member to irrigate.

Further, the rotating cover is relatively arranged above the nozzle mounting seat, and the micro-spray head frame further comprises a connecting piece used for connecting the rotating cover and the nozzle mounting seat, and the connecting piece is U-shaped.

Preferably, the connecting piece comprises a first connecting section connected with the nozzle mounting seat, a second connecting section connected with the other end of the first connecting section, and a third connecting section connected with the other end of the second connecting section, and the third connecting section comprises a first connecting part connected with the rotating seat and a second connecting part connected with the rotating cover, and the first connecting part and the second connecting part are arranged at intervals so that the rotating seat and the rotating cover are arranged at intervals and can accommodate the balls; the first connecting section and the third connecting section are relatively arranged at two ends of the second connecting section in parallel; so that an installation space for installing the rotating member is formed between the first connection section and the third connection section.

(III) beneficial effects

Compared with the prior art, the utility model designs a rotary micro-spray head,

(1) According to the utility model, the balls are arranged between the rotating shaft of the rotating piece and the rotating cover, so that the rotating friction force between the rotating shaft and the rotating cover can be reduced by utilizing the rotating balls, the resistance is small, the rotating of the rotating piece can smoothly rotate, and the wear resistance is enhanced;

(2) The inclined guide part is formed by inclining the water outlet end of the nozzle towards the water outlet from bottom to top, so that water flow is sprayed out towards the water outlet through the inclined guide part, and the water flow is guided by two inclined planes of the two inclined guide parts, so that the flow of the water flow is more gentle, and the sputtering is reduced; and can drive the rotating member to rotate better.

Drawings

FIG. 1 is a schematic diagram of a rotary micro-spray head according to the present embodiment;

FIG. 2 is a cross-sectional view of a rotary micro-spray head according to the present embodiment;

FIG. 3 is an enlarged schematic view of FIG. 2 at A;

Fig. 4 is an enlarged schematic view at B in fig. 2.

Reference numerals illustrate: 1. a micro-jet head frame; 11. a rotation hole; 12. a rotary cover; 121. a depression; 13. a rotating seat; 14. a nozzle mount; 141. a cavity; 142. a nozzle mounting hole; 15. a connecting piece; 151. a first connection section; 152. a second connection section; 153. a third connecting section; 153-1, a first connection portion; 153-2, a second connection; 2. a nozzle; 21. a projecting shaft; 22. a water passage; 23. a mounting shaft; 24. an abutting portion; 3. a rotating member; 31. a water outlet channel; 32. a rotating shaft; 33. a rotating part; 331. a mounting hole; 34. a water outlet; 35. an inclined guide portion; 4. a ball; 5. and (5) an installation space.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

This embodiment:

As shown in fig. 1 to 4, a rotary type micro-spray head of the present embodiment includes a micro-spray head frame 1, a spray nozzle 2 mounted on the micro-spray head frame 1, and a rotary member 3 connected to the micro-spray head frame 1 and rotatable about its own central axis with respect to the micro-spray head frame 1, the rotary member 3 including a water outlet passage 31 penetrating through a water outlet end of the spray nozzle 2; wherein, the rotating member 3 is provided with a rotating shaft 32 rotatably connected with the micro-spray head frame 1 along the central axis thereof, and the micro-spray head frame 1 is provided with a rotating hole 11 adapted to the rotating shaft 32 correspondingly; a rotary cover 12 is provided above the rotary hole 11 in the micro-head frame 1, and balls 4 capable of contacting the rotary shaft 32 are provided between the rotary cover 12 and the rotary hole 11. Preferably, the shaft diameter of the rotation shaft 32 is continuously reduced toward the direction approaching the rotation cover 12, so that the rotation smoothness of the rotation shaft 32 in the rotation hole 11 can be improved, and the rotation smoothness of the rotating member 3 can be improved. By adopting the above scheme, through being provided with ball 4 between the axis of rotation 32 and the rotation lid 12 of rotating member 3, utilize the ball 4 of rotation, can reduce the rotatory frictional force between axis of rotation 32 and the rotation lid 12, the resistance is little, and then makes the rotation of rotating member 3 can smoothly rotate, and has strengthened the wearability. Further, the micro-spray head frame 1 includes a rotating seat 13 located below the rotating cover 12, the rotating seat 13 is provided with the rotating hole 11, and the rotating seat 13 and the rotating cover 12 are spaced apart. Further, the recess 121 for adapting to the ball 4 is formed in the recess of the side of the rotating cover 12 facing the rotating seat 13 in a direction away from the rotating seat 13, and the rotating hole 11 penetrates through the rotating seat 13, so that the ball 4 and the rotating shaft 32 can be in contact, and the rotating shaft 32 of the rotating member 3 can be always in contact with the ball 4 in the rotating process, so that the rotating member can rotate more smoothly, the wear resistance is improved, and the service life is prolonged. Specifically, the recess 121 and the rotation hole 11 are disposed opposite to each other.

Further, a nozzle mounting seat 14 for mounting the nozzle 2 is arranged below the rotating member 3 of the micro-spray head frame 1; the nozzle 2 is assembled on the nozzle mounting seat 14, and partially extends out of the nozzle mounting seat 14; wherein one end of the rotary member 3 facing away from the rotary shaft 32 is rotatably connected to a portion of the nozzle 2 extending out of the nozzle mount 14. Further, the nozzle 2 includes a protruding shaft 21 protruding from the nozzle mounting base 14, and correspondingly, the rotating member 3 includes a rotating portion 33 sleeved on the protruding shaft 21 and capable of rotating around the protruding shaft 21, and a mounting hole 331 for adapting to the protruding shaft 21 is provided in the rotating portion 33. Preferably, the nozzle mount 14 includes a nozzle mounting hole 142 for mounting the nozzle 2, and the nozzle 2 includes a mounting shaft 23 adapted to the nozzle mounting hole 142, the projecting shaft 21 formed at one end of the mounting shaft 23 and adapted to the mounting hole 331, and an abutting portion 24 formed at the other end of the mounting shaft 23 and abutting under the nozzle mounting hole 142 of the nozzle mount 14; the nozzle 2 is restrained on the nozzle mount 14 by the abutment 24 to prevent the nozzle 2 from coming off the nozzle mount 14; the diameter of the projecting shaft 21 is smaller than the diameter of the mounting shaft 23, and the diameter of the mounting shaft 23 is smaller than the diameter of the abutting portion 24. Further, the rotation shaft 32 and the rotation portion 33 are arranged up and down along the central axis of the rotation member 3 to ensure that the rotation member 3 can perform a rotational movement about the central axis of the rotation member 3 along the rotation portion 33 and the rotation shaft 32.

Further, two opposite side walls of the rotating member 3 are provided with water outlets 34 penetrating the water outlet channel 31, and the water outlets 34 penetrate the rotating portion 33 along the central axis of the rotating member 3. Preferably, the water outlet 34 penetrates a portion of the side wall of the rotary member 3 along the central axis of the rotary member 3. Further, the rotating member 3 is provided with an inclined guiding portion 35 above the water outlet end of the nozzle 2, which is capable of guiding water to the water outlet 34, and the inclined guiding portion 35 is formed by inclining the water outlet end of the nozzle 2 from bottom to top toward the water outlet 34, so that water flow is ejected toward the water outlet 34 via the inclined guiding portion 35, and the water flow is guided by two inclined surfaces of the two inclined guiding portions 35, so that the flow of the water flow is more gentle, and the splashing is reduced; and can drive the rotary member 3 to rotate more.

Further, the nozzle 2 is formed with a water passage 22 through which water passes up and down, and a cavity 141 that can be communicated with the water passage 22 is provided in the nozzle mounting seat 14, so that water flow can enter the water passage 22 of the nozzle 2 via the cavity 141, thereby entering the water outlet passage 31 of the rotating member 3, and being ejected from the water outlet 34 of the rotating member 3, thereby performing irrigation.

Further, the rotating cover 12 is relatively disposed above the nozzle mounting seat 14, and the micro-spray head frame 1 further includes a connecting member 15 for connecting the rotating cover 12 and the nozzle mounting seat 14, where the connecting member 15 is U-shaped. Preferably, the connector 15 includes a first connection section 151 connected to the nozzle mount 14, a second connection section 152 connected to the other end of the first connection section 151, and a third connection section 153 connected to the other end of the second connection section 152, and the third connection section 153 includes a first connection portion 153-1 connected to the rotating mount 13 and a second connection portion 153-2 connected to the rotating cover 12, and the first connection portion 153-1 and the second connection portion 153-2 are spaced apart so that the rotating mount 13 and the rotating cover 12 are spaced apart to accommodate the balls 4; wherein the first connecting section 151 and the third connecting section 153 are disposed at two ends of the second connecting section 152 in parallel; so that an installation space 5 for installing the rotating member 3 is formed between the first connection section 151 and the third connection section 153.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. A rotary micro-spray head, characterized in that: the micro-spray head comprises a micro-spray head frame (1), a spray nozzle (2) arranged on the micro-spray head frame (1) and a rotating piece (3) which is connected with the micro-spray head frame (1) and can rotate around the central axis of the micro-spray head frame relative to the micro-spray head frame (1), wherein the rotating piece (3) comprises a water outlet channel (31) communicated with the water outlet end of the spray nozzle (2); the micro-spray head comprises a rotating piece (3), wherein a rotating shaft (32) which is rotationally connected with a micro-spray head frame (1) is arranged on the rotating piece along the central axis of the rotating piece, a rotating cover (12) is arranged above or below the rotating shaft (32) of the micro-spray head frame (1), and a ball (4) is arranged between the rotating cover (12) and the rotating shaft (32).

2. The rotary microjet of claim 1, wherein: the micro-spray head frame (1) comprises a rotating seat (13), and the rotating seat (13) is provided with a rotating hole (11) matched with the rotating shaft (32); and, little shower nozzle frame (1) are located rotation hole (11) top is provided with and rotates lid (12), rotate seat (13) with rotate lid (12) interval setting, in order to accept ball (4).

3. The rotary microjet of claim 2, wherein: the rotating cover (12) is recessed towards one side of the rotating seat (13) towards a direction away from the rotating seat (13) to form a recessed part (121) for adapting to the ball (4), and the rotating hole (11) penetrates through the rotating seat (13) so that the ball (4) and the rotating shaft (32) can be in contact.

4. The rotary microjet of claim 1, wherein: a nozzle mounting seat (14) for mounting the nozzle (2) is arranged below the rotary piece (3) of the micro-spray head frame (1); the nozzle (2) is assembled on the nozzle mounting seat (14), and part of the nozzle is extended out of the nozzle mounting seat (14); wherein, one end of the rotating piece (3) which is away from the rotating shaft (32) is connected to the part of the nozzle (2) which extends out of the nozzle mounting seat (14) in a rotating way.

5. The rotary micro-spray head of claim 4, wherein: the nozzle (2) comprises an extension shaft (21) extending out of the nozzle mounting seat (14), the rotary piece (3) comprises a rotating part (33) sleeved on the extension shaft (21) and capable of rotating around the extension shaft (21), and a mounting hole (331) for adapting to the extension shaft (21) is formed in the rotating part (33).

6. The rotary micro-spray head of claim 5, wherein: the rotation shaft (32) and the rotation section (33) are arranged up and down along the central axis of the rotary member (3).

7. The rotary micro-spray head of claim 5, wherein: two opposite side walls of the rotating piece (3) are provided with water outlets (34) communicated with the water outlet channel (31), and the water outlets (34) penetrate through the rotating part (33) along the central axis of the rotating piece (3).

8. The rotary micro-spray head of claim 7, wherein: the rotary piece (3) is arranged above the water outlet end of the nozzle (2) and is provided with an inclined guide part (35) capable of guiding water to the water outlet (34), and the inclined guide part (35) is formed by inclining the water outlet end of the nozzle (2) from bottom to top towards the water outlet (34).

9. The rotary micro-spray head of claim 4, wherein: the nozzle (2) is vertically penetrated to form a water passage (22) through which water passes, and a cavity (141) which can be communicated with the water passage (22) is arranged inside the nozzle mounting seat (14).

10. The rotary micro-spray head of claim 4, wherein: the micro-spray head frame (1) further comprises a connecting piece (15) used for connecting the rotating cover (12) and the nozzle mounting seat (14), and the connecting piece (15) is U-shaped.