CN219137184U

CN219137184U - Detachable spray header, spray device and washing machine

Info

Publication number: CN219137184U
Application number: CN202222529579.3U
Authority: CN
Inventors: 黄国鹏; 何强; 王立乾; 张贤; 熊传鑫
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-06-06
Anticipated expiration: 2032-09-23

Abstract

The application relates to a detachable spray header, a spray device and a washing machine, wherein the detachable spray header comprises a pipe body, the upper end of the pipe body is connected with a water supply pipeline, the lower end of the pipe body is provided with a spray part, and the output end of the spray part is provided with a water retaining structure; the water inlet communicating pipe body at the upper end of the spraying part is not closed at the lower end of the spraying part to form a spraying outlet, and the inner diameter of the spraying part is gradually increased from top to bottom; the periphery of the spraying part is provided with a notch, a side plate is detachably arranged in the notch, and the water retaining structure is arranged on the inner side wall of the side plate; the water retaining structure is positioned in the spraying part, and a gap for facilitating water is formed between the water retaining structure and the inner side wall of the spraying part; the detachable spray header is in split type, so that the product is favorably manufactured and molded, the replacement operation is simplified, the spray header is convenient to replace and maintain, the disassembly is easy, and the spray header is prevented from being deformed or damaged due to overlarge force during the disassembly; meanwhile, the water retaining structure can be replaced more, and can be integrated into a whole for multiple purposes.

Description

Detachable spray header, spray device and washing machine

Technical Field

The utility model relates to the technical field of spraying equipment, in particular to a detachable spray header, a spray device and a washing machine.

Background

The existing washing machine is generally longer in washing time, the standard/mixed washing time is generally more than 1h, the quick washing procedure is poor in rinsing effect and the like due to the fact that clothes cannot be washed cleanly caused by too short washing time.

In order to improve the washing efficiency of the washing machine, part of the washing machine directly enters a dewatering program after finishing washing operation on clothes, in the dewatering process, a drain valve is in an open state, a spray header at a door seal of the washing machine continuously or intermittently sprays the clothes in a washing cavity, and water flow penetrates the clothes and takes away residual detergent on the clothes by utilizing centrifugal force of high-speed rotation, so that the same rinsing effect as that of the existing rinsing is achieved.

The existing spray heads are of integrated structures, the spray heads are inconvenient to assemble and disassemble after being installed, after the spray heads are installed on a door seal of the washing machine, water inlet ends of the spray heads are connected with a water inlet pipe of the washing machine through clamps and the like, and the spray heads are required to be detached entirely during maintenance or replacement of the spray heads, so that operation is complex.

CN217203260U discloses a shower head of an integrated structure, in which a water retaining structure is arranged, and the problem of difficult demolding exists during production. Meanwhile, the water retaining structure belongs to a vulnerable part, and the design can only integrally replace the spray header after the water retaining structure is damaged, so that material waste is caused.

Disclosure of Invention

The utility model aims at overcoming the defects, provides a detachable spray header, and solves the problem of difficult demolding caused by the arrangement of a water retaining structure.

The first technical scheme adopted by the utility model for solving the technical problems is that the utility model provides a detachable spray header, which comprises a pipe body, wherein the upper end of the pipe body is connected with a water supply pipeline, the lower end of the pipe body is provided with a spray part, and the output end of the spray part is provided with a water retaining structure;

the water inlet communicating pipe body at the upper end of the spraying part is not closed at the lower end of the spraying part to form a spraying outlet, and the inner diameter of the spraying part is gradually increased from top to bottom;

the periphery of the spraying part is provided with a notch, a side plate is detachably arranged in the notch, and the water retaining structure is arranged on the inner side wall of the side plate;

the water retaining structure is positioned in the spraying part, and a gap for water is formed between the water retaining structure and the inner side wall of the spraying part.

Further, the upper end and the lower end of the notch penetrate through the upper end face and the lower end face of the spraying part.

Further, the upper end of the side plate is provided with a connecting sheet, and the lower end of the pipe body is provided with a containing part correspondingly matched with the connecting sheet.

Further, the holding portion is a groove arranged on the periphery of the lower end of the pipe body, a clamping block is arranged at the bottom of the groove, and a mounting hole matched with the clamping block is formed in the connecting piece.

Further, a connecting part for connecting the side plates is arranged on the spraying part, and the connecting part is positioned at the lower side of the notch and/or at the left side and the right side of the notch.

Further, the connecting portion is a positioning column arranged on the lower end face of the spraying portion, an ear is arranged at the lower end of the side plate, and a positioning hole which is in plug-in connection with the positioning column is formed in the ear.

Furthermore, the outer periphery side of the tube body is provided with a positioning and mounting lug which is positioned right above the notch.

Further, the curb plate sets up a plurality of, and water retaining structure is the breakwater, and the breakwater level sets up and the axial of perpendicular to body, and the breakwater shape of each curb plate and/or with the distance difference from spray lower extreme.

The second technical scheme adopted by the utility model for solving the technical problems is that the spray device comprises a spray piece, wherein the spray opening of the spray piece is provided with the detachable spray head.

The third technical scheme adopted by the utility model for solving the technical problems is that the washing machine comprises a machine body, wherein the machine body is provided with an opening and a washing cavity communicated with the opening, a door seal is arranged at the opening, the spraying device is arranged in the machine body, and a spraying piece of the spraying device is arranged at the door seal.

Compared with the prior art, the utility model has the following beneficial effects: the split type setting is beneficial to the manufacture of the product and the die stripping, simplifies the replacement operation, facilitates the replacement and maintenance of the spray header, is easy to split, and prevents the spray header from being deformed or damaged due to excessive force during the disassembly; meanwhile, the water retaining structure can be replaced more, and can be integrated into a whole for multiple purposes.

Drawings

The patent of the utility model is further described below with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of a detachable shower head.

Fig. 2 is a split state diagram.

Fig. 3 is a cross-sectional view of a removable piece showerhead.

Fig. 4 is a schematic view of the spray effect of laundry.

Fig. 5 is a schematic diagram of a detachable shower head applied to a washing machine.

FIG. 6 is a second schematic illustration of a removable shower head for use with a washing machine.

Fig. 7 is a schematic view of a water deflector in the shape of a shear.

Fig. 8 is a schematic view of a water deflector in the shape of a circular hammer.

Fig. 9 is a schematic view of a long tongue shape of the water deflector.

Fig. 10 is a schematic view of a water deflector in a circular shape.

In the figure:

1-a tube body; 2-a spraying part; 3-a water retaining structure; 4-side plates; 5-gap; 6-water flow; 7-connecting sheets; 8-mounting holes; 9-a receiving portion; 10-clamping blocks; 11-positioning columns; 12-ear; 13-positioning holes; 14-positioning the mounting lug; 15-clothing; 16-a wash chamber; 17-a machine body; 18-opening; 19-door seals; 20-an inner cylinder; 21-an outer cylinder; 22-water inlet pipe; 23-water inlet valve; 24-draining pipe; 25-drain valve.

Detailed Description

The preferred embodiments of the present utility model will be described in more detail below, however, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Example 1:

as shown in fig. 1-4, a detachable spray header is provided, which comprises a pipe body 1, wherein the upper end of the pipe body is connected with a water supply pipeline, the lower end of the pipe body is provided with a spray part 2, and the output end of the spray part is provided with a water retaining structure 3;

the periphery of the spraying part is provided with a notch, a side plate 4 is detachably arranged in the notch, and the water retaining structure is arranged on the inner side wall of the side plate;

the water retaining structure is positioned in the spraying part, and a gap 5 for facilitating water is formed between the water retaining structure and the inner side wall of the spraying part;

when in use, the water input by the pipe body is acted by the water retaining structure, and after passing through the gap, the water flows out from the spray outlet to form a spray water curtain.

When the side plate needs to be replaced, the side plate is only required to be detached from the spraying part, and then the side plate which needs to be replaced is required to be replaced and is installed on the spraying part.

In this embodiment, body and the integrative injection moulding of portion that sprays, curb plate and the integrative injection moulding of manger plate structure, such split type design are favorable to the product to make the mould, can simplify the change operation, make things convenient for the change and the maintenance of shower head.

In this embodiment, the curb plate sets up a plurality of, and the manger plate structure is the manger plate, and the manger plate level sets up and the axial of perpendicular to body, and the shape of manger plate is similar with its planar spray portion inner wall cross-section shape that lies in, but the area of manger plate is less than this cross-section, and the manger plate shape of each curb plate and/or with the distance difference from the spray portion lower extreme. The water retaining structure designed in the way can be replaced more, and can be integrated into a whole for multiple purposes.

In the present embodiment, the shape of the water deflector includes, but is not limited to, a long tongue shape, a circular shape, a scissor shape, or a round hammer shape, and the shape of the inner wall of the shower portion includes, but is not limited to, a conical shape or an elliptical conical shape.

In practical application, according to different use requirements, the state of the water flow 6 can be changed by replacing the water baffle with different shapes or the water baffle with different heights, so as to realize different spraying and covering effects

In the embodiment, the height of the horizontal center line of the water baffle from the plane where the spray outlet is positioned is 1/4-3/4 of the height of the notch.

In practical application, the vertical center line of the water baffle is positioned at 1/4-3/4 of the position between the center line of the pipe body and the center line of the spray outlet.

As shown in fig. 7, when the water inlet at the upper end of the spraying part is seen downwards, a hole is formed in the middle of the shear-shaped water baffle, water flow is intensively sprayed out from the middle hole, linear coverage can be realized, and impact force is increased;

as shown in fig. 8, the water inlet at the upper end of the spraying part is downward, the round hammer-shaped water baffle plate reduces the water flow at the front end and the rear end, and increases the water flow at the two sides of the middle;

as shown in fig. 9, the long tongue-shaped water baffle can realize a relatively uniform annular spray curtain at the middle and front ends when seen downwards from the water inlet at the upper end of the spray part, and can spray the annular spray curtain onto the rear wall of the inner cylinder of the washing machine;

as shown in fig. 10, the water inlet at the upper end of the spraying part is downward seen, the circular water baffle is connected with the side plate through the connecting part at the rear end channel, the shape can give consideration to rear end spraying, and the door seal of the washing machine can be realized.

The detachable spray header is arranged in a split mode, so that the product is beneficial to manufacturing and demolding, the replacement operation is simplified, the spray header is convenient to replace and maintain, the split is easy, and deformation or damage to the spray header caused by excessive force during the disassembly is prevented; meanwhile, the water retaining structure can be replaced more, and can be integrated into a whole for multiple purposes.

In the actual spraying use process, one spraying effect can be realized only by one spraying head, and the spraying effect is too single. The detachable spray header can change the water flow state by replacing water baffles of different shapes or changing water baffles of different heights according to different use requirements, and achieves different spray coverage effects.

The detachable spray header can reduce the waste of materials, if the spray header is only partially damaged, such as a water baffle, only the side plate with the water baffle needs to be replaced, the whole spray header does not need to be replaced, the integrated spray header is multipurpose, and the purposes of saving materials and reducing cost can be achieved.

Example 2:

as shown in fig. 1 to 3, embodiment 2 provides a specific example of the structure of attaching and detaching the side plate, the shower portion, and the pipe body on the basis of embodiment 1.

In this embodiment, the upper and lower ends of the notch penetrate the upper and lower end surfaces of the spray part.

In this embodiment, the upper end of the side plate is provided with a connecting sheet 7, and the lower end of the tube body is provided with a containing portion 9 correspondingly matched with the connecting sheet.

In this embodiment, the accommodating portion is a groove arranged on the periphery of the lower end of the pipe body, a clamping block 10 is arranged at the bottom of the groove, and a mounting hole 8 matched with the clamping block is formed in the connecting sheet.

In practical application, the outer end of the clamping block should not exceed the outer circumferential surface of the pipe body, so that the situation of obstructing the installation of the side plate is avoided.

In practical applications, the width of the groove should not be larger than the diameter of the tube body.

In this embodiment, a connection portion for connecting the side plates is provided on the spraying portion, and the connection portion is located at the lower side of the notch and/or at the left and right sides of the notch.

In this embodiment, the connecting portion is the reference column 11 that sets up at spray lower terminal surface, the curb plate lower extreme is provided with ear 12, set up on the ear with reference column grafting complex locating hole 13, reference column and locating hole clearance fit, preferably, the reference column sets up two, is located the breach both sides respectively, and the ear is the outside extension of curb plate lower extreme both sides and forms.

In this embodiment, a positioning and mounting bump 14 is arranged on the outer periphery of the tube body, and the positioning and mounting bump is located right above the notch; the positioning and mounting protruding blocks have a limiting effect, and after the spray header is mounted on the washing machine, the positioning and mounting protruding blocks are clamped at corresponding mounting positions, so that the spray header can be limited to move up and down and rotate.

In this embodiment, in order to improve the sealing effect, a rubber layer may be provided on the peripheral side surface of the notch or the outer surface of the side plate.

The spray header splitting process comprises the following steps: when the spray header needs to be disassembled, a horizontal upward inclined force can be applied to the lower end of the side plate, and the side plate is separated from the groove under the action of the upward inclined force due to clearance fit between the positioning column and the positioning, namely the clamping block is separated from the matched mounting hole, and then a downward tensile force is applied to separate the positioning column from the positioning, so that the side plate is separated from the spray part and the pipe body.

When the spray header needs to be installed and operated: the positioning column and the positioning hole are connected, after the positioning column and the positioning hole are connected in place, a force vertical to the side plate is applied, the clamping block is matched and fixed with the mounting hole, the connecting piece is attached and contained in the groove, the free movement of the upper end of the side plate is limited by the matching of the clamping block and the mounting hole and the attachment of the connecting piece and the groove, the free movement of the lower end of the side plate is limited by the matching of the positioning column and the positioning hole, the two are combined to form triangular positioning, the relative movement of the side plate, the spraying part and the pipe body is limited jointly, and the fixing is stable.

Example 3:

embodiment 3 provides an example of a specific application of the removable piece showerhead of embodiment 1 or embodiment 2 to a spray device.

A spray device comprises a spray piece, wherein a spray opening of the spray piece is provided with the detachable spray head.

Example 4:

embodiment 4 provides an example of a specific application of the detachable shower head of embodiment 1 or embodiment 2 to a washing machine.

As shown in fig. 4-6, a washing machine comprises a machine body 17, wherein the machine body is provided with an opening 18 and a washing cavity 16 communicated with the opening, a door seal 19 is arranged at the opening, a spraying device is arranged in the machine body, and a spraying opening of a spraying piece of the spraying device is provided with the detachable piece spraying head.

In the embodiment, the spray head of the spray piece is arranged on the cambered surface of +/-60 degrees above the door seal, and is preferably arranged on the cambered surface of +/-30 degrees above the door seal; the upper end of the pipe body of the spray header penetrates through the door seal and is connected with the water inlet pipe 22 of the washing device outside the door seal, the spray part at the lower part of the spray header stretches into the door seal, and the water outlet direction faces the inner cylinder 20 in the washing cavity.

During spray rinsing, water is sprayed from the water inlet pipe through the spray header toward the laundry 15 in the inner tub, and water permeated through the laundry is discharged outside the washing apparatus through the water discharge pipe 24 by high-speed rotation of the inner tub.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters refer to like items and, thus, once an item is defined, no further discussion thereof is necessary in the following.

In the description of the present application, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the indicated azimuth or positional relationships, merely for convenience of describing the present application and simplifying the description, and without being stated to the contrary, these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe spatial positional relationships of features. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted.

In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.

If the application discloses or relates to components or structures that are fixedly connected to each other, then unless otherwise stated, the fixedly connected structure is understood as: a detachable fixed connection (e.g. using a bolt or screw connection) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).

While the foregoing is directed to the preferred embodiment, other and further embodiments of the utility model will be apparent to those skilled in the art from the following description, wherein the utility model is described, by way of illustration and example only, and it is intended that the utility model not be limited to the specific embodiments illustrated and described, but that the utility model is to be limited to the specific embodiments illustrated and described.

Claims

1. The detachable spray header comprises a pipe body, wherein the upper end of the pipe body is connected with a water supply pipeline, the lower end of the pipe body is provided with a spray part, and the output end of the spray part is provided with a water retaining structure;

the method is characterized in that:

2. The removable piece showerhead of claim 1, wherein: the upper end and the lower end of the notch penetrate through the upper end face and the lower end face of the spraying part.

3. The removable piece showerhead of claim 2, wherein: the upper end of the side plate is provided with a connecting sheet, and the lower end of the pipe body is provided with a containing part correspondingly matched with the connecting sheet.

4. A removable piece showerhead according to claim 3, wherein: the holding portion is the recess of setting in body lower extreme week side, the tank bottom of recess is provided with the fixture block, is provided with on the connection piece with fixture block complex mounting hole.

5. A removable piece showerhead according to claim 3, wherein: the spraying part is provided with a connecting part for connecting the side plates, and the connecting part is positioned at the lower side of the notch and/or at the left side and the right side of the notch.

6. The removable piece showerhead of claim 5, wherein: the connecting portion is a positioning column arranged on the lower end face of the spraying portion, an ear is arranged at the lower end of the side plate, and a positioning hole which is in plug-in connection with the positioning column is formed in the ear.

7. The removable piece showerhead of claim 1, wherein: and a positioning installation lug is arranged on the outer periphery of the tube body and is positioned right above the notch.

8. The removable piece showerhead of claim 1, wherein: the curb plate sets up a plurality of, and water retaining structure is the breakwater, and the breakwater level sets up and the axial of perpendicular to body, and the breakwater shape of each curb plate and/or with the distance difference from spray lower extreme.

9. The utility model provides a spray set, includes spray piece, its characterized in that: a detachable shower head according to any one of claims 1-8 is mounted to a shower mouth of the shower.

10. A washing machine, characterized in that: the washing machine comprises a machine body, wherein the machine body is provided with an opening and a washing cavity communicated with the opening, a door seal is arranged at the opening, the spraying device as claimed in claim 9 is installed in the machine body, and a spraying piece of the spraying device is arranged at the door seal.