CN215784184U

CN215784184U - Self-cleaning instant water-stopping water outlet device, shower head, spray gun and faucet

Info

Publication number: CN215784184U
Application number: CN202122032948.3U
Authority: CN
Inventors: 王雪冬; 张江城; 柯铭鑫; 祝传宝
Original assignee: Xiamen Lota International Co Ltd
Current assignee: Xiamen Lota International Co Ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-11
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a self-cleaning instant water-stopping water outlet device, a shower head, a spray gun and a faucet, wherein the water outlet device comprises a body and a deformation part, the body is provided with an inner cavity, an inlet and an outlet which are communicated with the inner cavity, the inner cavity is internally provided with a thimble facing the outlet, the deformation part is fixedly connected in the inner cavity and is provided with a deformation part and a water outlet cavity body connected with the deformation part, the water outlet cavity body is sleeved in the outlet of the body, the thimble is matched with the inside of the water outlet cavity body, when the inner cavity has no water pressure, the deformation part is not deformed, and the thimble is in a close fit state with the inner wall of the water outlet cavity body so as to achieve instant water stopping, so that the use is more comfortable and convenient; when water flows into the inner cavity, the deformation part deforms under the action of water pressure so that a sufficient water passing gap is formed between the thimble and the inner wall of the water outlet cavity, namely, the water passing gap can be used for water outlet, and the requirement of water outlet is met.

Description

Self-cleaning instant water-stopping water outlet device, shower head, spray gun and faucet

Technical Field

The utility model relates to a self-cleaning instant water stop water outlet device, a shower head, a spray gun and a faucet.

Background

At present, after being used for a long time or used in places with poor water quality, water outlets of shower heads in the market are easy to adhere to scale in water flow, and the water outlets are thoroughly blocked by the scale after accumulating for a long time, so that the shower heads cannot be normally used; in order to solve the problem, people carry out descaling work through a sharp tool, each water outlet nozzle needs to be treated independently during descaling, the water outlet nozzles cannot be cleaned thoroughly, the tool generally pushes dirt inwards towards the interior of the shower head from the front of the water outlet nozzle, the dirt still remains in the shower head, and the possibility of blockage is realized; furthermore, if the water outlet nozzle is hard, dirt cannot be cleaned, and when the water outlet nozzle cannot be used, a user needs to buy a new shower head for replacement, so that the purchase cost is increased, and the service life of the shower head is shortened; it is difficult to satisfy the use requirements of the existing users.

Or, although the water outlet device with the descaling function or the self-cleaning function appears, such as chinese patent application No. 202020483200.8, patent name is a self-cleaning device and a shower head, a spray gun, a faucet, a thimble is arranged between an inlet and an outlet, an elastic deformation body is arranged at the outlet, the elastic deformation body is provided with a deformation part and a liquid outlet, the thimble faces the liquid outlet, when there is liquid flowing in the flow passage cavity, the deformation part deforms under the action of liquid pressure so that there is enough flow passage space between the thimble and the liquid outlet, when there is no liquid pressure in the flow passage cavity, the deformation part recovers to the initial state so that the thimble can be inserted into the liquid outlet and then clean the liquid outlet. Although it has a self-cleaning function, it is mentioned in paragraph 0056 of the specification that when the deformation portion is in an initial state, the entire liquid outlet hole is in clearance fit with the ejector pin, and the ejector pin can push any dirt in the liquid outlet hole out of the liquid outlet hole without dirt residue. Therefore, when no liquid pressure exists in the overflowing cavity, namely when water is turned off, the liquid outlet holes can discharge residual water through the gap, and the instant water effect cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a self-cleaning instant water stop water outlet device, a shower head, a spray gun and a faucet, which overcome the defects of the background technology. One of the technical schemes adopted by the utility model for solving the technical problems is as follows:

the utility model provides a self-cleaning goes out water installation of stagnant water in twinkling of an eye, it includes body and deformation part, the body is equipped with the inner chamber and the import and the export that are linked together with the inner chamber, be provided with the thimble towards the export in the inner chamber, deformation part rigid coupling is in the inner chamber and its play water cavity that is equipped with deformation portion and connects deformation portion, it is put in the body export to go out the water cavity cover, the thimble cooperates with a water cavity internal portion, deformation portion is not out of shape and be the tight fit state between thimble and the play water cavity inner wall when the inner chamber does not have water pressure in order to reach stagnant water in twinkling of an eye, and deformation portion produces deformation under water pressure effect when water flows into the inner chamber so that there is sufficient water clearance between thimble and the play water cavity inner wall.

In a preferred embodiment: the inner wall of the water outlet cavity is provided with an annular bulge, and the thimble is inserted into the bulge and is in zero clearance or interference fit with the bulge when the thimble is in tight fit with the inner wall of the water outlet cavity.

In a preferred embodiment: the cross-sectional area of the protrusions is 0.0314-3.14 square millimeters.

In a preferred embodiment: the deformation component further comprises a positioning part, one end of the deformation part is connected with the positioning part, and the other end of the deformation part is connected with the water outlet cavity.

In a preferred embodiment: the longitudinal section of the deformation part is inverted V-shaped when the deformation part is not deformed, and the lower end face of the deformation part abuts against the outlet end face of the body when the deformation part is deformed.

In a preferred embodiment: the thickness of the deformation part is 0.4-2 mm.

In a preferred embodiment: the deformation part is made of soft materials, and the hardness of the deformation part is 10-80 degrees.

In a preferred embodiment: the inner end of the outlet of the body is provided with a supporting edge facing the inlet of the body, and the lower end face of the deformation part abuts against the supporting edge when the deformation part deforms.

In a preferred embodiment: the inner wall of the water outlet cavity comprises an inclined section and a vertical section, the transverse size of the inclined section is gradually reduced from top to bottom, the vertical section is connected to the bottom end of the inclined section, the protrusion is fixedly connected to the vertical section, and the deformation portion is connected with the top end of the inclined section.

In a preferred embodiment: go out the internal wall of water cavity and include first slope section, platform stage and second slope section, be connected through the step section between first slope section and the second slope section, protruding rigid coupling is in second slope section department, deformation portion is connected with first slope section top.

In a preferred embodiment: the transverse size of the inner wall of the water outlet cavity is gradually reduced from top to bottom.

In a preferred embodiment: the body includes body and the lower body of rigid coupling upper body, the body import sets up at upper body top, the body export sets up body bottom down, it encloses into the inner chamber to go up between body and the lower body.

The second technical scheme adopted by the utility model for solving the technical problems is as follows:

a shower head is provided, which applies the self-cleaning instant water-stopping water outlet device.

The third technical scheme adopted by the utility model for solving the technical problems is as follows:

a spray gun, which applies the self-cleaning instant water-stopping water outlet device.

The fourth technical scheme adopted by the utility model for solving the technical problems is as follows:

a faucet applies the self-cleaning instant water-stopping water outlet device.

Compared with the background technology, the technical scheme has the following advantages:

1. when the inner cavity has no water pressure, the deformation part is not deformed, and the thimble and the inner wall of the water outlet cavity are in a close fit state so as to achieve instant water stop without waiting for the residual water to be discharged, so that the use is more comfortable and convenient; and the thimble is inserted to the inner wall of the water outlet cavity body to achieve the self-cleaning effect, and dirt in the water outlet cavity body is cleaned. Meanwhile, when water flows into the inner cavity, the deformation part deforms under the action of water pressure so that a sufficient water passing gap is formed between the thimble and the inner wall of the water outlet cavity, namely, the water passing gap can be used for water outlet, and the requirement of water outlet is met.

2. The inner wall of the water outlet cavity is provided with an annular bulge, and the bulge can be in interference fit with the thimble in a water flow-free state to achieve the effect of instant water stop; when water flows exist in the water outlet cavity, the protrusion can bear certain water pressure, deformation of the deformation part can be accelerated, and therefore the effect of faster water outlet is achieved.

3. The inner wall of the water outlet cavity body comprises an inclined section and a vertical section, the transverse size of the inclined section gradually decreases from top to bottom, the vertical section is connected to the bottom end of the inclined section, and the inclined section can guide water flow.

Drawings

The utility model is further illustrated by the following figures and examples.

Fig. 1 is a schematic exploded view of a self-cleaning instant water-stopping water outlet device according to a preferred embodiment.

Fig. 2 is a schematic cross-sectional view of a self-cleaning instant water-stopping water outlet device according to a preferred embodiment, wherein the deformation portion is in an undeformed state.

Fig. 3 is a sectional view of a preferred embodiment of a self-cleaning instant water-stopping water outlet device, wherein the deformation part is in a deformed state.

Fig. 4 is an exploded cross-sectional view of a water outlet device for self-cleaning instant water stop according to a preferred embodiment.

FIG. 5 is a perspective exploded view of the showerhead of the preferred embodiment.

FIG. 6 is a schematic cross-sectional view of the showerhead showing the deformable portion in an undeformed state according to a preferred embodiment.

FIG. 7 is a schematic cross-sectional view of the showerhead with the deformable portion in a deformed state according to a preferred embodiment.

FIG. 8 is a schematic view of a preferred embodiment of a showerhead.

Fig. 9 is a schematic view illustrating a water outlet device according to another preferred embodiment.

Fig. 10 is a schematic view illustrating a water outlet device according to still another preferred embodiment.

Detailed Description

In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, the terms "first", "second" or "third", etc. are used for distinguishing between different items and not for describing a particular sequence.

In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, all directional or positional relationships indicated by the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like are based on the directional or positional relationships indicated in the drawings and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the device or element so indicated must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the terms "fixedly connected" and "fixedly connected" should be interpreted broadly, that is, any connection between the two that is not in a relative rotational or translational relationship, that is, non-detachably fixed, integrally connected, and fixedly connected by other devices or elements.

In the claims, the specification and the drawings of the present invention, the terms "including", "having", and variations thereof, are intended to be inclusive and not limiting.

Referring to fig. 1 to 4, a preferred embodiment of a self-cleaning instant water-stopping water outlet device includes a body 10 and a deformation member 20.

The body 10 is provided with an inner cavity 11, and an inlet 12 and an outlet 13 which are communicated with the inner cavity 11, and an ejector pin 14 facing the outlet 13 is arranged in the inner cavity 11.

The body 10 comprises an upper body 15 and a lower body 16 fixedly connected with the upper body 15, the body inlet 12 is arranged at the top end of the upper body 15, the body outlet 13 is arranged at the bottom end of the lower body 16, and the inner cavity 11 is enclosed between the upper body 15 and the lower body 16.

As shown in fig. 2, the upper body 15 and the lower body 16 are fixed by screwing. Or, according to the requirement, the fixing may be performed by clamping or screw locking, which is not limited to this. And, be provided with diaphragm 17 in going up the body 15, diaphragm 17 is seted up a plurality of and is crossed water hole 18, and thimble 14 rigid coupling is in the bottom face of diaphragm 17. The number of the body outlets 13 can be set to be multiple, and the number of the thimbles 14 is the same as that of the body outlets 13 and corresponds to that of the body outlets one to one.

The deformation part 20 is fixedly connected in the inner cavity 11 and is provided with a deformation part 21 and a water outlet cavity 22 connected with the deformation part 21, the water outlet cavity 22 is sleeved in the body outlet 13, the ejector pin 14 is matched with the inside of the water outlet cavity 22, when the inner cavity 11 has no water pressure, the deformation part 21 is not deformed, the ejector pin 14 is in a close fit state with the inner wall of the water outlet cavity 22 so as to achieve instant water stop, and when water flows into the inner cavity 11, the deformation part 21 is deformed under the action of water pressure so that a sufficient water passing gap is formed between the ejector pin 14 and the inner wall of the water outlet cavity 22.

In this embodiment, the inner wall of the water outlet cavity 22 is provided with an annular protrusion 23, and when the thimble 14 and the inner wall of the water outlet cavity 22 are in a tight fit state, the thimble 14 is inserted into the protrusion 23 and is in zero clearance or interference fit with the protrusion 23.

In this embodiment, the cross-sectional area of the protrusion 23 is 0.0314-3.14 square millimeters.

In this embodiment, the deformation component 20 further includes a positioning portion 24, and one end of the deformation portion 21 is connected to the positioning portion 24, and the other end is connected to the water outlet cavity 22. As shown in fig. 2, the positioning part 24 is interposed between the bottom end of the upper body 15 and the inner bottom wall of the lower body 16 to position the deforming part 20.

In this embodiment, as shown in fig. 4, the longitudinal section of the deformed portion 21 is substantially inverted V-shaped or inverted U-shaped when the deformed portion 21 is not deformed, and the lower end surface of the deformed portion 21 abuts against the end surface of the outlet 13 of the body when the deformed portion is deformed.

In this embodiment, the thickness of the deformation portion 21 is 0.4-1.2 mm. Moreover, the deformation part 21 is made of soft material such as silica gel, and the hardness thereof is 10-80 degrees.

In this embodiment, the inner end of the outlet 13 of the body is provided with a supporting edge 19 facing the inlet 12 of the body, and the lower end surface of the deformation part abuts against the supporting edge when the deformation part is deformed. According to the requirement, the water outlet inner end of the body can be set to be in a straight state without arranging the supporting edge 19, and the limitation is not taken.

In this embodiment, the inner wall of the water outlet cavity 22 includes an inclined section 221 whose transverse dimension gradually decreases from top to bottom and a vertical section 222 connected to the bottom end of the inclined section 221, the protrusion 23 is fixedly connected to the vertical section 222, and the deformation portion is connected to the top end of the inclined section. As shown in FIG. 2, the inclined section and the deformation part are in natural transition without obvious boundary.

As shown in fig. 2, no water flows through the body 10, at this time, the deformation portion 21 is not deformed, and the thimble 14 is inserted into the protrusion 23 and is in interference fit with the protrusion 23, which is an initial state of the deformation portion 21.

As shown in fig. 3, water flows through the body 10, at this time, the deformation portion 21 moves downward under the action of water pressure to drive the water outlet cavity 22 to move downward until the bottom end face of the deformation portion 21 abuts against the supporting edge 19, the protrusion 23 leaves the thimble 14, and water in the inner cavity 11 flows out after passing through the inner wall of the water outlet cavity 22.

When the water flow stops flowing into the inner cavity 11, the deformation portion 21 returns to the initial state without the action of water pressure, and the thimble 14 can clean the inner wall of the water outlet cavity 22 and achieve the effect of instant water stop.

Referring to fig. 9, it is another preferred embodiment of a self-cleaning instant water-stopping water outlet device, the difference between this embodiment and the previous embodiment is the shape of the water outlet cavity 22 is different, in this embodiment, the inner wall of the water outlet cavity 22 includes a first inclined section 223, a step section 224 and a second inclined section 225, the first inclined section 223 and the second inclined section 225 are connected by the step section 224, the protrusion 23 is fixedly connected to the second inclined section 225, and the deformation portion 21 is connected to the top end of the first inclined section 223. In addition, in this embodiment, the deformation portion is in an inverted U shape. The specific shape of the deformation portion is not limited to this, and other shapes may be adopted.

Referring to fig. 10, it is a still another preferred embodiment of a self-cleaning instant water-stopping water outlet device, which is different from the previous embodiment in the shape of the water outlet cavity 22, and the transverse dimension of the inner wall of the water outlet cavity 22 is gradually reduced from top to bottom, i.e. in an overall inclined state. And, the number of the protrusions 23 is set to two and arranged up and down at intervals.

The self-cleaning instant water-stopping water outlet device can be applied to a shower head, a spray gun and a faucet.

Fig. 5 to 8 show a shower head using the water outlet device.

The shower head comprises a shower head body, wherein the shower head body comprises an upper body 15 and a lower body 16 of a water outlet device, and a plurality of thimbles 14 are arranged on the lower end face of the upper body 15. The deformation member 20 is provided with a plurality of deformation portions 21 and corresponds to the ejector pins 14 one by one.

The above description is only a preferred embodiment of the present invention, and therefore should not be taken as limiting the scope of the utility model, which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a water installation that goes out of stagnant water in twinkling of an eye of automatically cleaning which characterized in that: the water outlet cavity is sleeved in the outlet of the body, the ejector pin is matched with the inner part of the water outlet cavity, the deformation part is not deformed when the inner cavity has no water pressure, the ejector pin and the inner wall of the water outlet cavity are in a close fit state to achieve instant water stop, and the deformation part deforms under the action of water pressure when water flows into the inner cavity so that a sufficient water passing gap is formed between the ejector pin and the inner wall of the water outlet cavity.

2. A self-cleaning instant water-stopping water outlet device according to claim 1, characterized in that: the inner wall of the water outlet cavity is provided with an annular bulge, and the thimble is inserted into the bulge and is in zero clearance or interference fit with the bulge when the thimble is in tight fit with the inner wall of the water outlet cavity.

3. A self-cleaning instant water-stopping water outlet device according to claim 2, characterized in that: the cross-sectional area of the protrusions is 0.0314-3.14 square millimeters.

4. A self-cleaning instant water-stopping water outlet device according to claim 2, characterized in that: the deformation component further comprises a positioning part, one end of the deformation part is connected with the positioning part, and the other end of the deformation part is connected with the water outlet cavity.

5. A self-cleaning instant water-stopping water outlet device according to claim 3, characterized in that: the longitudinal section of the deformation part is inverted V-shaped or inverted U-shaped when the deformation part is not deformed, and the lower end face of the deformation part abuts against the outlet end face of the body when the deformation part is deformed.

6. A self-cleaning instant water-stopping water outlet device according to claim 5, characterized in that: the thickness of the deformation part is 0.4-2 mm.

7. A self-cleaning instant water-stopping water outlet device according to claim 5, characterized in that: the deformation part is made of soft materials, and the hardness of the deformation part is 10-80 degrees.

8. A self-cleaning instant water-stopping water outlet device according to claim 5, characterized in that: the inner end of the outlet of the body is provided with a supporting edge facing the inlet of the body, and the lower end face of the deformation part abuts against the supporting edge when the deformation part deforms.

9. A self-cleaning instant water-stopping water outlet device according to claim 5, characterized in that: the inner wall of the water outlet cavity comprises an inclined section and a vertical section, the transverse size of the inclined section is gradually reduced from top to bottom, the vertical section is connected to the bottom end of the inclined section, the protrusion is fixedly connected to the vertical section, and the deformation portion is connected with the top end of the inclined section.

10. A self-cleaning instant water-stopping water outlet device according to claim 5, characterized in that: go out the internal wall of water cavity and include first slope section, platform stage and second slope section, be connected through the step section between first slope section and the second slope section, protruding rigid coupling is in second slope section department, deformation portion is connected with first slope section top.

11. A self-cleaning instant water-stopping water outlet device according to claim 5, characterized in that: the transverse size of the inner wall of the water outlet cavity is gradually reduced from top to bottom.

12. A self-cleaning instant water-stopping water outlet device according to claim 2, characterized in that: the body includes body and the lower body of rigid coupling upper body, the body import sets up at upper body top, the body export sets up body bottom down, it encloses into the inner chamber to go up between body and the lower body.

13. The utility model provides a shower which characterized in that: the self-cleaning instant water-stopping water outlet device as claimed in any one of claims 1 to 12 is applied.

14. A spray gun, characterized by: the self-cleaning instant water-stopping water outlet device as claimed in any one of claims 1 to 12 is applied.

15. A faucet, characterized by: the self-cleaning instant water-stopping water outlet device as claimed in any one of claims 1 to 12 is applied.