阅读说明：本技术 喷头、喷洗装置和洗碗机 (Spray head, spray washing device and dish washing machine ) 是由 孙永锋 于 2020-05-13 设计创作，主要内容包括：本发明设计喷射装置,具体公开了一种喷头,包括有呈管状的喷水管,喷水管侧壁设有若干喷水的、且驱动喷水管绕中心轴沿一个方向转动的喷水孔,喷水孔包括有喷水孔a和喷水孔b,喷水孔a出水方向偏向喷水管一端,喷水孔b出水方向偏向喷水管另一端；喷水孔a和喷水孔b喷水方向多样化,更加具有观赏性。本发明还公开了一种喷洗装置和洗碗机。本发明的喷头用于洗碗机,不仅能够同时冲洗碗盘正反面,而且使得碗盘上更多位置更够被直接冲洗,提高冲洗速度。(The invention designs a spraying device, and particularly discloses a spray head which comprises a tubular spray pipe, wherein a plurality of spray holes which spray water and drive the spray pipe to rotate around a central shaft along one direction are arranged on the side wall of the spray pipe, each spray hole comprises a spray hole a and a spray hole b, the water outlet direction of the spray hole a is deviated to one end of the spray pipe, and the water outlet direction of the spray hole b is deviated to the other end of the spray pipe; the water spraying directions of the water spraying holes a and the water spraying holes b are diversified, and the ornamental effect is better. The invention also discloses a spray-washing device and a dish-washing machine. The spray head is used for the dish washing machine, not only can simultaneously wash the front and the back of the dish, but also can directly wash more positions on the dish, and improves the washing speed.)

1. The utility model provides a spray nozzle, is including being pipy spray pipe, spray pipe one end opening, the other end is connected with the apron, and the spray pipe lateral wall is equipped with a plurality of water sprayings, and drives the spray pipe around the center pin along a direction pivoted hole for water spraying, its characterized in that: the water spray holes comprise water spray holes a and water spray holes b, the water outlet direction of the water spray holes a is deviated to one end of the water spray pipe, and the water outlet direction of the water spray holes b is deviated to the other end of the water spray pipe; the plurality of rows of the water spraying holes a are arranged at equal intervals along the circumferential direction of the water spraying pipe, and the plurality of water spraying holes a in each row are arranged at equal intervals along the axial direction of the water spraying pipe; the plurality of rows of the water spraying holes b are arranged at equal intervals along the circumferential direction of the water spraying pipe, and the plurality of water spraying holes b in each row are arranged at equal intervals along the axial direction of the water spraying pipe; the circumferential positions of the rows of the water spray holes a and the rows of the water spray holes b on the side wall of the water spray pipe are different.

2. A spray head according to claim 1, wherein: the included angle between the water spraying direction of each water spraying hole a and the cross section of the water spraying pipe is 10-80 degrees, and the included angle between the water spraying direction of each water spraying hole b and the cross section of the water spraying pipe is 10-80 degrees.

3. A spray rinsing device, characterized in that: the sprinkler pipe of any of claims 1-2, wherein the sprinkler holes a in the same row have the same included angle with the cross section of the sprinkler pipe, and the sprinkler holes b in the same row have the same included angle with the cross section of the sprinkler pipe; a connecting pipe is sleeved outside the part of the spray pipe close to the opening, and a connecting sleeve for connecting the outer side walls of the spray pipe and the connecting pipe, a collision mechanism for assisting the spray pipe in twisting and a concentric mechanism for enabling the spray pipe and the connecting pipe to keep concentric axis trend are arranged between the spray pipe and the connecting pipe; the connecting sleeve is rotationally connected with the water spraying pipe and is made of soft materials.

4. A spray rinsing device according to claim 3 wherein: the connecting sleeve comprises an annular first connecting part rotationally connected with the outer side wall of the water spray pipe, a second connecting part with one end connected with the first connecting part, and an annular third connecting part with one end connected with the other end of the second connecting part; the outer diameter and the inner diameter of the second connecting part from one end to the other end are gradually increased; the third connecting part is tightly connected with the outer side wall of the connecting pipe.

5. A spray rinsing device according to claim 3 wherein: the collision mechanism comprises a first collision contact which is connected with the outer side wall of the spray pipe close to the mouth part of the spray pipe and at least one second collision contact which is connected with the inner wall of the connecting pipe; the second abutting head is abutted and connected with the first abutting head, the distance from the farthest end of the first abutting head to the central line of the water spraying pipe is a, the distance from the second abutting head to the central line of the connecting pipe is b, and a is smaller than b.

6. A spray rinsing device according to claim 3 wherein: the concentric mechanism comprises a spring part, and the spring part comprises a first spiral spring sleeved on the outer side wall of the spray pipe, a tower-shaped spring with one end connected with the first spiral spring, and a second spiral spring connected with the other end of the tower-shaped spring; the first spiral spring is rotationally connected with the spray pipe; the second spiral spring is sleeved outside the water spraying pipe, and the inner wall of the connecting pipe is tightly hooped on the second spiral spring.

7. A spray rinsing device according to claim 3 wherein: the first connecting part is connected with the outer side wall of the water spraying pipe through a waterproof bearing.

8. A spray rinsing device according to claim 3 wherein: and a connecting sleeve for preventing the collision mechanism and the concentric mechanism from being polluted is also arranged between the end part of the water spray pipe and the inner side wall of the connecting pipe.

9. A dishwasher, characterized by: comprising a spray device according to any of claims 2-8, which is arranged in the interior of a dishwasher.

10. A spray head according to claim 9, wherein: the number of the water spraying holes a in each row is the same as that of the water spraying holes b in each row, and the ratio of the row number of the water spraying holes a to that of the water spraying holes b is 1: 3.

Technical Field

The invention relates to a spraying device, in particular to a spray head. Furthermore, a spray-washing device and a dishwasher are provided.

Background

The existing tubular spray head has the following characteristics: the lateral wall is provided with the apopore of drive shower nozzle around its axis pivoted, but the water spray direction all is parallel with the shower nozzle cross section basically, and the water spray direction is single, can not many water columns spout simultaneously to one side with the plane parallel of cross section in, so spun water column just more single, and the sight is not strong.

Some of the same nozzles of the existing spray washing device can not directly wash the front and the back of an object at the same time, the rotating directions of some nozzles are single or only the angle of a two-dimensional plane can be adjusted, the angle in a three-dimensional space can not be adjusted, so that the spraying directions and the spraying areas can not be flexibly changed, the rotating or adjusting angles of the two-dimensional plane can be realized by depending on electrical equipment, and can be realized by depending on a plurality of balls with spray holes, the complexity of the spray washing device is increased, and the manufacturing difficulty and the manufacturing cost are directly increased.

The existing dish washer basically only can directly wash the front surfaces of bowls and dishes by one spray nozzle, although the front surfaces of the bowls and the dishes are inclined towards the spray nozzle generally, the stacking distance of the bowls and the dishes is relatively short, partial front surfaces of the bowls and the dishes are not easy to directly wash, the parts of the back surfaces of the bowls and the dishes directly washed are smaller, and especially the parts of the front surfaces and the back surfaces, which are far away from the spray nozzle, are not easy to directly wash. The parts of the front surfaces of the bowls and the dishes which are not easy to be washed can be washed with the back surfaces of the bowls and the dishes only by the sputtering of water flow or the natural downward flow of the water flow, so that the washing force is greatly reduced, the washing is slow, and the bowls and the dishes are not easy to be washed clean in a short time.

Disclosure of Invention

In view of the above, the object of the present invention is:

1. the tubular spray head is driven by the water outlet holes arranged on the side wall of the tubular spray head to rotate around the axis of the tubular spray head, and the water spraying directions of the water outlet holes are diversified, so that the ornamental value is enhanced;

2. the spray washing device is provided, and corresponding parts are added under the condition of different spray directions of the spray head, so that the spray head can adjust the three-dimensional space water spray angle, change the spray direction and the spray area, and can wash more areas of an object, particularly the front and back sides;

3. the utility model provides a dish washer utilizes above-mentioned spray rinsing device for the water current can directly wash the front and the back of bowl dish, and the position that the bowl dish was directly spouted changes along with the wrench movement of shower nozzle, makes more regions of bowl dish front and back can directly be washed, makes the positive and negative sanitization more easily, thereby accelerates to wash speed.

In order to realize the purpose of the invention, the following technical scheme is adopted for realizing the purpose:

a spray head comprises a tubular spray pipe, wherein one end of the spray pipe is open, the other end of the spray pipe is connected with a cover plate, the side wall of the spray pipe is provided with a plurality of spray holes which spray water and drive the spray pipe to rotate around a central shaft along one direction, each spray hole comprises a spray hole a and a spray hole b, the water outlet direction of the spray hole a is deviated to one end of the spray pipe, and the water outlet direction of the spray hole b is deviated to the other end of the spray pipe; the plurality of rows of the water spraying holes a are arranged at equal intervals along the circumferential direction of the water spraying pipe, and the plurality of water spraying holes a in each row are arranged at equal intervals along the axial direction of the water spraying pipe; the plurality of rows of the water spraying holes b are arranged at equal intervals along the circumferential direction of the water spraying pipe, and the plurality of water spraying holes b in each row are arranged at equal intervals along the axial direction of the water spraying pipe; the circumferential positions of the rows of the water spray holes a and the rows of the water spray holes b on the side wall of the water spray pipe are different.

As a preferable scheme: the included angle between the water spraying direction of each water spraying hole a and the cross section of the water spraying pipe is 10-80 degrees, and the included angle between the water spraying direction of each water spraying hole b and the cross section of the water spraying pipe is 10-80 degrees.

A spray washing device comprises the spray pipes, wherein the included angles of the spray holes a in the same row and the cross sections of the spray pipes are the same, and the included angles of the spray holes b in the same row and the cross sections of the spray pipes are the same; a connecting pipe is sleeved outside the part of the spray pipe close to the opening, and a connecting sleeve for connecting the outer side walls of the spray pipe and the connecting pipe, a collision mechanism for assisting the spray pipe in twisting and a concentric mechanism for enabling the spray pipe and the connecting pipe to keep concentric axis trend are arranged between the spray pipe and the connecting pipe; the connecting sleeve is rotationally connected with the water spraying pipe and is made of soft materials.

As a preferable scheme: the connecting sleeve comprises an annular first connecting part rotationally connected with the outer side wall of the water spray pipe, a second connecting part with one end connected with the first connecting part, and an annular third connecting part with one end connected with the other end of the second connecting part; the outer diameter and the inner diameter of the second connecting part from one end to the other end are gradually increased; the third connecting part is tightly connected with the outer side wall of the connecting pipe.

As a preferable scheme: the collision mechanism comprises a first collision contact which is connected with the outer side wall of the spray pipe close to the mouth part of the spray pipe and at least one second collision contact which is connected with the inner wall of the connecting pipe; the second abutting head is abutted and connected with the first abutting head, the distance from the farthest end of the first abutting head to the central line of the water spraying pipe is a, the distance from the second abutting head to the central line of the connecting pipe is b, and a is smaller than b.

As a preferable scheme: the concentric mechanism comprises a spring part, and the spring part comprises a first spiral spring sleeved on the outer side wall of the spray pipe, a tower-shaped spring with one end connected with the first spiral spring, and a second spiral spring connected with the other end of the tower-shaped spring; the first spiral spring is rotationally connected with the spray pipe; the second spiral spring is sleeved outside the water spraying pipe, and the inner wall of the connecting pipe is tightly hooped on the second spiral spring.

As a preferable scheme: the first connecting part is connected with the outer side wall of the water spraying pipe through a waterproof bearing.

As a preferable scheme: a connecting sleeve for preventing the collision mechanism and the concentric mechanism from being polluted is also arranged between the end part of the water spray pipe and the inner side wall of the connecting pipe; one end of the connecting sleeve is rotatably connected with the end part of the water spray pipe through a waterproof bearing, and the other end of the connecting sleeve is tightly connected with the inner side wall of the connecting pipe.

A dish washing machine comprises the spray washing device, and the spray washing device is arranged on an inner cavity of the dish washing machine.

As a preferable scheme: the number of the water spraying holes a in each row is the same as that of the water spraying holes b in each row, and the ratio of the row number of the water spraying holes a to that of the water spraying holes b is 1: 3.

compared with the prior art, the invention has the main beneficial effects that:

1. the spray head is provided with two types of water spraying holes a and water spraying holes b on the side wall of the tubular spray pipe, the water spraying pipes a and b can drive the water spraying pipes to rotate around the axis in the same direction, the water outlet directions of the water spraying holes a are deviated to one end of the water spraying pipe, the included angle between each water spraying hole a and the cross section of the water spraying pipe can be set to be different, the water outlet directions of the water spraying holes b are deviated to the other end of the water spraying pipe, and the included angle between each water spraying hole a and the cross section of the water spraying pipe can be set to be different, so that the direction of a sprayed water column is diversified, and the spray head.

2. The spray washing device utilizes the spray head with the water spray holes a and b and utilizes the diversification of the direction of the sprayed water flow (namely water column) to wash objects from multiple angles and multiple directions; the corresponding parts which enable the spray head to be twisted are arranged on the spray washing device, so that the angle of the sprayed water flow can be adjusted from a two-dimensional direction and also can be adjusted from a three-dimensional direction, the spraying directions and angles of the spray head are further diversified, articles are washed from more positions, and the articles are easier to wash; because the water spray holes a spray water to one end of the water spray pipe and the water spray holes b spray water to the other end of the water spray pipe, the spray washing device is more suitable for spraying two opposite surfaces of an object, such as a front surface and a back surface. In addition, the spray washing device utilizes the rotation of the spray pipe to provide power for twisting the spray pipe, and has ingenious design and creativity.

3. The dishwasher utilizes the spray washing device to wash dishes, the dishes do not need to be placed obliquely, the front and back surfaces of the dishes can be directly washed, the direction of water spray is adjusted under the twisting of the spray head, so that the angle between the sprayed water and the dishes and the position where the dishes are directly sprayed are changed, and parts of the front and back surfaces of the dishes far away from the spray head can be directly sprayed by water flow, so that more areas of the front and back surfaces of the dishes can be directly washed, the front and back surfaces are easier to clean, and the washing speed is accelerated.

Drawings

FIG. 1 is a schematic view of a recumbent three-dimensional structure according to example 1 of the present invention;

FIG. 2 is a schematic view of a vertically arranged three-dimensional structure of embodiment 1 of the present invention;

FIG. 3 is a schematic perspective view of example 2 of the present invention;

FIG. 4 is a sectional view of embodiment 2 of the present invention;

FIG. 5 is a schematic view showing the outside of a connecting pipe in embodiment 2 of the present invention;

FIG. 6 is a schematic view of the inside of a connecting pipe according to embodiment 2 of the present invention;

fig. 7 is a schematic structural view of a connecting sleeve in embodiment 2 of the invention;

FIG. 8 is a schematic view showing the structure of a spring part in embodiment 2 of the present invention;

fig. 9 is a schematic diagram of the twisting of the spray head according to embodiment 2 of the present invention.

Reference numerals: 1. a water spray pipe; 11. a water spray hole; 11a, a water spraying hole a; 11b, a water spray hole b; 12. a first abutting head; 13. a cover plate; 2. a connecting pipe; 21. a second abutting head; 3. connecting sleeves; 31. a first connection portion; 32. a second connecting portion; 33. a third connecting portion; 4. a spring portion; 41. a first coil spring; 42. a tower spring; 43. a second coil spring; 5. a waterproof bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.