阅读说明：本技术 喷头组件、空调器 (Shower nozzle subassembly, air conditioner ) 是由 余杰彬 吴俊鸿 刘汉 李建建 李树云 陈志伟 梁博 曹睿 于 2019-11-18 设计创作，主要内容包括：本发明提供一种喷头组件、空调器。其中一种喷头组件,应用于空调器中,包括喷嘴,所述喷嘴具有喷汽孔以及与蒸汽产生源可选择性贯通的进气孔,所述喷嘴的材质为金属。本发明提供的一种喷头组件、空调器,采用金属材质的喷头能够适应高温蒸汽的空调器清洗工况,降低喷头的加工制造成本,利于提高空调器的清洗效果。(The invention provides a spray head assembly and an air conditioner. The spray head assembly is applied to an air conditioner and comprises a spray nozzle, wherein the spray nozzle is provided with a steam spraying hole and an air inlet hole which can be selectively communicated with a steam generation source, and the spray nozzle is made of metal. According to the spray head assembly and the air conditioner, the spray head made of the metal material can adapt to the cleaning working condition of the air conditioner with high-temperature steam, the processing and manufacturing cost of the spray head is reduced, and the cleaning effect of the air conditioner is improved.)

1. The spray head assembly is characterized by being applied to an air conditioner and comprising a spray nozzle (1), wherein the spray nozzle (1) is provided with a steam spraying hole (11) and an air inlet hole which can be selectively communicated with a steam generation source, and the spray nozzle (1) is made of metal.

2. The spray head assembly according to claim 1, further comprising a mounting base (2), and a driving device, wherein the spray nozzle (1) is mounted on the mounting base (2), and the driving device is drivingly connected to the mounting base (2) to drive the spray nozzle (1) to swing or rotate.

3. Spray head assembly according to claim 2, wherein the mounting base (2) has a swing arm (21), and the drive means comprise a connecting rod (31), the connecting rod (31) being pivotally connected to the swing arm (21) and being capable of swinging the spray nozzle (1) when the connecting rod (31) is moved.

4. Spray head assembly according to claim 3, characterized in that the swing arm (21) extends in a direction perpendicular to the length direction of the spray nozzle (1), the swing arm (21) is configured with a pivot (211), and the link (31) is sleeved on the pivot (211).

5. The spray head assembly according to claim 3, wherein the driving device further comprises a rotating motor, the connecting rod (31) is provided with a crank (311), one end of the crank (311) is pivoted with the connecting rod (31), and the other end of the crank (311) is connected with a power output shaft of the rotating motor.

6. Spray head assembly according to claim 2, further comprising a first fixed support (41), said mounting body (2) being removably connected to said first fixed support (41).

7. Spray head assembly according to claim 6, characterized in that the spray nozzle (1) has a plurality of spray nozzles (1) arranged at intervals along the length of the first stationary holder (41).

8. Spray head assembly according to claim 6, characterized in that the first fixing bracket (41) comprises a first mounting plate (411) for mounting the spray nozzle (1) and a second mounting plate (412) for fixing the steam delivery manifold (5), the first mounting plate (411) and the second mounting plate (412) being perpendicular to each other.

9. Spray head assembly according to claim 8, wherein the vapour delivery manifold (5) is connected to the inlet of the nozzle (1) by means of a flexible manifold (51).

10. Spray head assembly according to any one of claims 1 to 9, characterized in that the outside of the spray nozzle (1) is provided with a thermal insulation layer (12).

11. An air conditioner comprising a spray head assembly, wherein the spray head assembly is as claimed in any one of claims 1 to 10.

12. The air conditioner of claim 11, wherein the air conditioner is a wall-mounted air conditioner, the nozzle assembly comprises an upper nozzle assembly (100) and a lower nozzle assembly (200), and the upper nozzle assembly (100) is the nozzle assembly of any one of claims 1 to 10.

13. The air conditioner as claimed in claim 12, wherein a heat exchanger (101) is provided in the air conditioner, and the upper spray head assembly (100) and the lower spray head assembly (200) are respectively disposed at upper and lower sides of the heat exchanger (101).

Technical Field

The invention belongs to the technical field of air conditioning, and particularly relates to a spray head assembly and an air conditioner.

Background

With the improvement of the life quality of people, people pay more attention to the indoor air quality. The air conditioner is widely used as a daily household appliance, but the air conditioner needs to be cleaned necessarily after being used for a period of time, for example, the air inlet grille is cleaned, and the air duct and parts (a fan and a wind sweeping blade) in the air duct are cleaned completely by adopting a manual disassembly mode, which is very inconvenient. In order to overcome the defects, the prior art has appeared that a corresponding spray head device is arranged in the air duct of the air conditioner, the air duct of the air conditioner and the components in the air duct are automatically cleaned, but the air duct adopts normal temperature and high pressure water (the pressure is 0.2MPa to 0.5MPa), so the corresponding nozzles are mostly made of plastic materials, the inventor has carried out a great deal of experiments to prove that the cleaning effect of the normal-temperature high-pressure water is obviously inferior to that of high-temperature (about 110 ℃) steam with the same pressure, the existing plastic nozzle is obviously not suitable for steam cleaning, so that the existing nozzle assembly needs to be correspondingly improved in order to further improve the cleaning effect of the air conditioner.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to provide a spray head assembly and an air conditioner, wherein the spray head made of metal materials can adapt to the cleaning working condition of the air conditioner with high-temperature steam, the processing and manufacturing cost of the spray head is reduced, and the cleaning effect of the air conditioner is improved.

In order to solve the above problems, the present invention provides a nozzle assembly for an air conditioner, comprising a nozzle having a steam injection hole and an air inlet hole selectively communicating with a steam generation source, wherein the nozzle is made of metal.

Preferably, the nozzle assembly further includes a mounting base, and a driving device, the nozzle is mounted on the mounting base, and the driving device is in driving connection with the mounting base to drive the nozzle to swing or rotate.

Preferably, the mounting base body is provided with a swing arm, the driving device comprises a connecting rod, the connecting rod is pivotally connected with the swing arm, and when the connecting rod moves, the connecting rod can drive the nozzle to swing.

Preferably, the extending direction of the swing arm is perpendicular to the length direction of the nozzle, a pivot is configured on the swing arm, and the connecting rod is sleeved on the pivot.

Preferably, the driving device further comprises a rotating motor, a crank is arranged on the connecting rod, one end of the crank is pivoted with the connecting rod, and the other end of the crank is connected with a power output shaft of the rotating motor.

Preferably, the spray head assembly further comprises a first fixing support, and the mounting base is detachably connected with the first fixing support.

Preferably, the nozzle has a plurality of nozzles, and the plurality of nozzles are arranged at intervals along the length direction of the first fixing bracket.

Preferably, the first fixing bracket comprises a first mounting plate for mounting the nozzle and a second mounting plate for fixing the steam delivery main, and the first mounting plate and the second mounting plate are perpendicular to each other.

Preferably, the steam delivery manifold is connected with the air inlet holes of the nozzles by adopting a soft manifold.

Preferably, the outer side of the nozzle is provided with a heat insulation layer.

The invention also provides an air conditioner which comprises the spray head assembly.

Preferably, the air conditioner is a wall-mounted air conditioner, the nozzle assembly comprises an upper nozzle assembly and a lower nozzle assembly, and the upper nozzle assembly and the lower nozzle assembly are the nozzle assemblies.

Preferably, a heat exchanger is arranged in the air conditioner, and the upper spray head assembly and the lower spray head assembly are respectively positioned at the upper side and the lower side of the heat exchanger.

According to the spray head assembly and the air conditioner, the material of the spray nozzle is designed to be made of pressure-resistant and temperature-resistant metal such as copper, aluminum and the like instead of plastic in the prior art, so that self-cleaning of the air conditioner is possible by adopting steam cleaning, the processing and manufacturing cost of the spray head is reduced, and the cleaning effect of the air conditioner is improved.

Drawings

FIG. 1 is a schematic structural view of a showerhead assembly according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a portion of the components of the showerhead assembly of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a schematic structural view of a showerhead assembly according to another embodiment of the invention;

FIG. 5 is a schematic structural view of a portion of the components of the showerhead assembly of FIG. 4;

FIG. 6 is a cross-sectional view of FIG. 5 (after assembly into the air conditioner);

fig. 7 is a schematic diagram illustrating an internal structure of an air conditioner according to still another embodiment of the present invention.

The reference numerals are represented as:

1. a nozzle; 11. a steam jet hole; 12. a thermal insulation layer; 2. mounting a base body; 21. swinging arms; 211. a pivot; 22. a gear portion; 31. a connecting rod; 311. a crank; 32. a drive gear; 321. a rotating electric machine; 41. a first fixed bracket; 411. a first mounting plate; 412. a second mounting plate; 42. a second fixed bracket; 421. a first side surface; 422. a second side surface; 5. a steam delivery main; 51. a soft manifold; 6. a water blocking member; 100. an upper showerhead assembly; 101. a heat exchanger; 102. an air duct housing; 103. an air inlet; 104. an air outlet; 200. a lower showerhead assembly.

Detailed Description

Referring to fig. 1 to 7, according to an embodiment of the present invention, a nozzle assembly is provided, which is applied to an air conditioner to perform a steam cleaning operation on the air conditioner, the nozzle assembly includes a nozzle 1, the nozzle 1 has a steam injection hole 11 and an air inlet hole that is selectively communicated with a steam generation source (such as an existing steam generator), the nozzle 1 is made of metal, and it can be understood that the metal has a certain rigidity and a high melting point, and specifically, the metal can at least bear a pressure of 0.2MPa to 0.5MPa and a temperature of about 110 ℃. In the technical scheme, the nozzle 1 is made of metal such as copper, aluminum and other pressure-resistant and temperature-resistant metal, and is not made of plastic in the prior art, so that self-cleaning of the air conditioner is possible by adopting steam cleaning, the processing and manufacturing cost of the spray head is reduced, and the cleaning effect of the air conditioner is improved. The nozzle 1 can be a simple stainless steel cylinder with one open end and one sealed end, the open end is the air inlet, and the sealed end is provided with the steam jet hole 11.

Preferably, the nozzle assembly further includes a mounting base 2 and a driving device, the nozzle 1 is mounted on the mounting base 2, and the driving device is in driving connection with the mounting base 2 to drive the nozzle 1 to swing or rotate.

As a specific embodiment, preferably, the mounting base 2 has a swing arm 21, the driving device includes a connecting rod 31, the connecting rod 31 is pivotally connected to the swing arm 21, and the connecting rod 31 can drive the nozzle 1 to swing when moving, in this technical solution, the nozzle 1 can swing left and right, this way of swing action is particularly suitable for the working condition with uneven surface on the part to be cleaned, for example, the filtering net in the corresponding air conditioner can not effectively clean the dirt in the hole by spraying at a single angle due to the numerous uneven small holes, and the swinging structure of this technical solution can clean the dirt at a plurality of angles.

The extending direction of the swing arm 21 is perpendicular to the length direction of the nozzle 1, a pivot 211 is formed on the swing arm 21, the connecting rod 31 is sleeved on the pivot 211, furthermore, the driving device further comprises a rotating motor, a crank 311 is arranged on the connecting rod 31, one end of the crank 311 is pivoted with the connecting rod 31, and the other end of the crank 311 is connected with a power output shaft of the rotating motor. The rotation of the rotary motor is converted into the reciprocating motion of the connecting rod 31 by the action of the crank 311, and the reciprocating connecting rod 31 effects the swing motion of the nozzle 1.

The nozzle assembly further includes a first fixing bracket 41, the mounting base 2 is detachably connected to the first fixing bracket 41, the first fixing bracket 41 serves as a mounting carrier of the mounting base 2 and further serves as an internal structure of an air conditioner, and the mounting base 2 and the first fixing bracket 41 can be connected in a fastening manner, for example. As shown in fig. 1, the plurality of nozzles 1 are provided, and the plurality of nozzles 1 are spaced apart from each other along the length direction of the first fixing bracket 41, so that a wide range of cleaning operations of the member to be cleaned can be ensured, but it can be understood that the number of the nozzles 1 is directly related to the area to be cleaned of the air conditioner, and specifically, the larger the area to be cleaned, the larger the number of the nozzles 1 is. The first fixing bracket 41 includes a first mounting plate 411 for mounting the nozzle 1 and a second mounting plate 412 for fixing the steam delivery main 5, and the first mounting plate 411 and the second mounting plate 412 are perpendicular to each other. In order to ensure the free and smooth swinging of the nozzle 1, the steam delivery manifold 5 is connected with the air inlet hole of the nozzle 1 by a soft manifold 51.

As another specific embodiment, preferably, the mounting base 2 has a gear portion 22, and the driving device includes a driving gear 32, the driving gear 32 is in meshing connection with the gear portion 22, and when the driving gear 32 rotates, the driving gear can drive the nozzle 1 to rotate. In this solution, a rotary drive of the nozzle 1 is achieved, which makes it possible to achieve the cleaning requirements of components in a larger area.

Preferably, the driving device further comprises a rotating motor 321, the driving gear 32 is sleeved on a power output shaft of the rotating motor 321, and the rotating smoothness of the nozzle 1 can be ensured through meshing transmission of the rotating motor 321 and a middle gear. The shower nozzle subassembly still includes second fixed bolster 42, second fixed bolster 42 has first side 421, the second side 422 of carrying on the back the body and setting up, rotating electrical machines 321 is in second side 422, drive gear 32, nozzle 1 and installation pedestal 2 are in first side 421, through the design that is in both sides respectively, make gear portion 22 and drive gear 32 can keep away from one side of rotating electrical machines 321 when rotating electrical machines 321 needs the maintenance, the maintainer can not direct contact gear engagement department, and then can avoid taking place the risk such as the double-layered wound that the mistake touched the lead to.

The outer peripheral wall of the nozzle 1 is provided with a water blocking member 6, the water blocking member 6 may be integrally molded on the nozzle 1, for example, but this may increase the processing and manufacturing difficulty and cost of the nozzle 1, therefore, preferably, the water blocking member 6 is sleeved on the nozzle 1, at this time, the water blocking member 6 may be made of a temperature-resistant injection molding member, for example, and the main purpose of the design is that when the nozzle assembly is installed in the air duct housing 102 of the air conditioner, as shown in fig. 6, a corresponding through hole is inevitably configured on the air duct housing 102, a part of the nozzle assembly (for example, the nozzle 1) is embedded in the through hole, and in order to prevent the sprayed steam from forming water after condensation and flowing out of the through hole, the water blocking member 6 is designed to perform necessary sealing and water-proof on the through hole. Furthermore, the air duct housing 102 is provided with a corresponding annular groove corresponding to the periphery of the through hole, the water blocking member 6 has a downward-turned edge to form a cap-shaped structure, the downward-turned edge is preferably inserted into the annular groove in an interference fit manner to form an assembly seal, and further, the water blocking member 6 is made of an elastic material such as rubber and silica gel to improve the convenience of assembly and waterproof sealing performance.

Similarly, the spray head assembly of this embodiment also includes a vapor delivery manifold 5, the spray nozzle 1 has a plurality of air inlets, and a plurality of air inlets of the spray nozzle 1 are connected with a soft manifold 51 of the vapor delivery manifold 5.

The outer side of the nozzle 1 is provided with a heat insulation layer 12, so that the temperature of the nozzle 1 heated by steam can be thermally isolated from other common injection molding parts in the air conditioner, and the nozzle 1 with overhigh temperature can be prevented from damaging parts made of other common materials. The heat-insulating layer 12 is made of, for example, a high-temperature-resistant plastic, and the high-temperature-resistant plastic may be, for example, PA + GF25 (heat distortion temperature 200 ℃), PA66(MD20+ GF18) (heat distortion temperature 190 ℃).

The invention further provides an air conditioner, which comprises the spray head assembly, specifically, the air conditioner is a wall-mounted air conditioner, the spray head assembly comprises an upper spray head assembly 100 and a lower spray head assembly 200, the upper spray head assembly 100 and the lower spray head assembly 200 are the spray head assemblies, as shown in fig. 7, the air conditioner is provided with an air inlet 103 at the upper part and an air outlet 104 at the front lower part, at this time, the upper spray head assembly 100 corresponds to the spray head assembly shown in fig. 1, the lower spray head assembly 200 corresponds to the spray head assembly shown in fig. 4, that is, the nozzle 1 of the upper spray head assembly 100 realizes swinging type cleaning operation, the nozzle 1 of the lower spray head assembly 200 realizes rotating type cleaning operation, and more specifically, the upper spray head assembly 100 and the lower spray head assembly 200 are respectively located at the upper side and the lower side of the heat exchanger 101.

It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.