CN114849913A

CN114849913A - Conical spray nozzle

Info

Publication number: CN114849913A
Application number: CN202210417136.7A
Authority: CN
Inventors: 胡雪松; 赵德菱; 赵飞
Original assignee: Nanjing Vocational University of Industry Technology NUIT
Current assignee: Nanjing Vocational University of Industry Technology NUIT
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-08-05
Anticipated expiration: 2042-04-20
Also published as: CN114849913B

Abstract

The invention belongs to the technical field of spray heads, and particularly relates to a conical fog spray head, which comprises: the shower nozzle cap, the external screw thread has been seted up in the shower nozzle cap bottom outside, the internal thread has been seted up to shower nozzle cap bottom inboard, the shower nozzle cap is connected with spouts the core base, spout the core base top outside and seted up connecting thread, it has spouted the core seat to spout core base top cover, spout core seat outer wall fixedly connected with radius step, it has still seted up the apopore to spout core seat outer wall, spout core base top and set up the circular arc chamfer, circular arc chamfer and radius step paste tightly mutually, it has cup jointed on core seat top and has spouted the core to spout the core, spout core side equidistance and seted up a plurality of helicla flute, it is connected with the nozzle to spout the core top, spout core base bottom and seted up a plurality of water inlet, the shower nozzle cap still is connected with the shower nozzle drain pan, the connection internal thread has been seted up to the shower nozzle drain pan. The invention has good sealing performance and compact structure, and can improve the atomization performance of the spray head.

Description

Conical spray nozzle

Technical Field

The invention relates to the technical field of spray heads, in particular to a conical fog spray head.

Background

The conical spray head is a nozzle capable of producing a solid conical spray shape, and the spray produced by the nozzle is uniformly distributed, has medium to large droplet size, and can exert excellent effect on a small area required to be sprayed by a cover area.

The inconvenient dismantlement of current circular cone fog shower nozzle is blockked up by large granule impurity easily, and the velocity of flow loss of rivers in the shower nozzle is great.

Disclosure of Invention

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.

Therefore, the invention aims to provide the conical fog nozzle which has good sealing performance and compact structure and can improve the atomization performance of the nozzle.

To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:

a conical mist head, comprising: the outer side of the bottom of the spray head cap is provided with an external thread, the inner side of the bottom of the spray head cap is provided with an internal thread, the nozzle cap is connected with a nozzle core base, the outer side of the top of the nozzle core base is provided with a connecting thread, the connecting thread is connected with the internal thread at the bottom of the spray head cap, the top end of the spray core base is sleeved with the spray core seat, the outer wall of the spray core seat is fixedly connected with a rounded step, the outer wall of the spray core seat is also provided with a water outlet hole, the top end of the spray core base is provided with an arc chamfer which is tightly attached to the inverted step, the top end of the spray core base is sleeved with the spray core, a plurality of spiral grooves are equidistantly arranged on the side surface of the spray core, the top end of the spray core is connected with a nozzle, a plurality of water inlets are arranged at the bottom of the spray core base, the nozzle cap is further connected with a nozzle bottom shell, the nozzle bottom shell is provided with a connecting internal thread, and the external thread is in threaded connection with the connecting internal thread.

As a preferable scheme of the conical mist nozzle of the present invention, wherein: the top end of the spray core seat is provided with a chamfer, and the top end of the spray core is provided with a spherical chamfer.

As a preferable scheme of the conical mist nozzle of the present invention, wherein: the bottom of the nozzle is provided with a spherical groove, and the spherical groove is tightly attached to the spherical chamfer.

As a preferable scheme of the conical mist nozzle of the present invention, wherein: the number of the spiral grooves is three, and the cross section of each spiral groove is hemispherical.

As a preferable scheme of the conical mist nozzle of the present invention, wherein: eight water inlets are formed in the bottom of the spray core base, and a straight groove is formed in the bottom end face of the spray core base.

As a preferable scheme of the conical mist nozzle of the present invention, wherein: the bottom end of the spray core base is also sleeved with a filter screen.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention is provided with the filter screen, thereby avoiding the blockage of large-particle impurities and ensuring the normal use of the nozzle.

2. The spray core base and the spray head cap are connected through threads, so that the spray core base and the spray head cap can be flexibly mounted and dismounted, and different spraying effects can be realized.

3. The top of the spray core is a spherical chamfer angle, and the spray core can be closely attached to a nozzle, so that the water flow resistance can be reduced, the blockage is prevented, and the atomization performance of the spray head is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise. Wherein:

FIG. 1 is an exploded view of the overall structure of the present invention;

FIG. 2 is a schematic view of the nozzle cap according to the present invention;

FIG. 3 is a schematic view of a wick according to the present invention;

fig. 4 is a schematic structural view of the nozzle base of the present invention.

In the figure:

1-a spray head cap; 110-external threads; 2-a nozzle; 3-spraying the core; 310-helical groove; 320-spherical chamfering; 4-core spraying base; 410-chamfering; 420-rounding the step; 430-water outlet; 5-spraying the core base; 510-connecting screw threads; 520-a water inlet; 530-straight slot; 6, filtering a screen; 7-a bottom shell of the spray head; 710-connecting the internal threads.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The invention provides a conical fog nozzle, comprising: the nozzle cap comprises a nozzle cap 1, wherein the outer side of the bottom of the nozzle cap 1 is provided with an external thread 110, the inner side of the bottom of the nozzle cap 1 is provided with an internal thread, the nozzle cap 1 is connected with a nozzle core base 5, the outer side of the top of the nozzle core base 5 is provided with a connecting thread 510, the connecting thread 510 is connected with the internal thread at the bottom of the nozzle cap 1, the top end of the nozzle core base 5 is sleeved with a nozzle core seat 4, the outer wall of the nozzle core seat 4 is fixedly connected with an inverted step 420, the outer wall of the nozzle core seat 4 is also provided with a water outlet hole 430, the top end of the nozzle core base 5 is provided with an arc chamfer, the arc chamfer and the inverted step 420 are tightly attached, the top end of the nozzle core seat 4 is sleeved with a nozzle core 3, the side of the nozzle core 3 is equidistantly provided with a plurality of spiral grooves 310, the top end of the nozzle core 3 is connected with a nozzle 2, the bottom of the nozzle core base 5 is provided with a plurality of water inlets 520, the nozzle cap 1 is further connected with a nozzle base 7, the bottom shell 7 of the spray head is provided with a connecting internal thread 710, and the external thread 110 is in threaded connection with the connecting internal thread 710.

Further, the top end of the spray core seat 4 is provided with a chamfer 410, and the top end of the spray core 3 is provided with a spherical chamfer 320.

Further, the bottom of the nozzle 2 is provided with a spherical groove, and the spherical groove is tightly attached to the spherical chamfer 320.

Further, three spiral grooves 310 are specifically formed, and the cross section of each spiral groove 310 is hemispherical.

Preferably, the spiral groove 310 has a hemispherical cross section, so that the resistance of the spiral groove 310 to water flow is reduced, the blockage is prevented, meanwhile, the impact of the water flow on the spiral groove 310 is avoided, and the service life of the device is prolonged.

Furthermore, eight water inlets 520 are formed in the bottom of the spray core base 5, and a straight groove 530 is formed in the bottom end face of the spray core base 5.

Furthermore, a filter screen 6 is sleeved at the bottom end of the spray core base 5.

Preferably, the nozzle 2 and the spray core 3 are connected through a spherical surface, so that dripping is prevented.

In the use, the user is that need paste nozzle 2 and spout core 3 tightly mutually, then will spout core 3 and cup joint in spouting core seat 4, will spout core seat 4 and cup joint in spouting core base 5 again, spout core base 5 bottom and cup joint the filter screen. The user connects the external thread 110 of the nozzle cap 1 with the internal thread 710 of the nozzle bottom case 7 through the internal thread connection of the connection thread 510 of the nozzle core base 5 and the nozzle cap 1, and then the assembly can be completed.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A conical mist head, comprising: the spray nozzle cap (1), external screw thread (110) has been seted up to the spray nozzle cap (1) bottom outside, the internal thread has been seted up to spray nozzle cap (1) bottom inboard, spray nozzle cap (1) is connected with spouts core base (5), spout core base (5) top outside and seted up connecting thread (510), the internal thread connection of connecting thread (510) and spray nozzle cap (1) bottom, it has spouted core seat (4) to overlap at spout core base (5) top, spout core seat (4) outer wall fixedly connected with radius step (420), spout core seat (4) outer wall has still been seted up apopore (430), spout core base (5) top and set up the circular arc chamfer, circular arc chamfer and radius step (420) paste tightly mutually, spout core seat (4) top cup jointed spout core (3), spout core (3) equidistance and seted up a plurality of helicla flute (310), spout core (3) top and be connected with nozzle (2), spout a plurality of water inlet (520) have been seted up to core base (5) bottom, shower nozzle cap (1) still is connected with shower nozzle drain pan (7), connection internal thread (710) have been seted up in shower nozzle drain pan (7), external screw thread (110) and connection internal thread (710) threaded connection.

2. The conical fog nozzle of claim 1, characterized in that the top of the nozzle core seat (4) is provided with a chamfer (410), and the top of the nozzle core (3) is provided with a spherical chamfer (320).

3. The conical mist sprayer according to claim 2, wherein the bottom of the nozzle (2) is provided with a spherical groove, and the spherical groove is tightly attached to the spherical chamfer (320).

4. The conical fog nozzle of claim 1, wherein the spiral groove (310) is opened in three, and the cross section of the spiral groove (310) is hemispherical.

5. The conical fog nozzle of claim 1, wherein eight water inlets (520) are formed at the bottom of the spray core base (5), and a straight groove (530) is formed at the bottom end surface of the spray core base (5).

6. The conical fog nozzle of claim 1, wherein the bottom end of the spray core base (5) is sleeved with a filter screen (6).