CN211779078U

CN211779078U - Switching mechanism of water outlet device

Info

Publication number: CN211779078U
Application number: CN202020186741.4U
Authority: CN
Inventors: 王超; 张京表
Original assignee: Xiamen Keekoe Sanitary Ware Co ltd
Current assignee: Xiamen Keekoe Sanitary Ware Co ltd
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2020-10-27
Anticipated expiration: 2030-02-19

Abstract

The utility model discloses a switching mechanism of water installation, include: the body is provided with a water inlet channel and a water outlet channel; the movable pipe can be movably arranged in the body and is communicated with the water inlet channel, the movable pipe is balanced by water pressure in the body, and the movable pipe can move between a water outlet position for communicating the water inlet channel and the water outlet channel and a water stop position for cutting off the water inlet channel and the water outlet channel; and the change-over switch is movably arranged on the body and is linked with the movable pipe to drive the change-over switch to drive the movable pipe to move from the water stopping position to the water outlet position. The utility model discloses a change over switch does not need additionally to overcome water pressure when driving the activity of movable tube to can reduce the power value of switching operation greatly, make things convenient for less old man of strength or child to use.

Description

Switching mechanism of water outlet device

Technical Field

The utility model relates to a switching mechanism of water outlet device.

Background

Various water outlet devices such as faucets, shower heads and spray guns are available in the existing kitchen and toilet products. Many of these water discharge devices are provided with a switching mechanism for switching a water passage or opening and closing the water discharge device. However, the switching mechanism of many water outlet devices is often laborious in switching operation, and is inconvenient for the elderly or children with less strength.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve above-mentioned problem, provide a switching mechanism of water installation, its operating force value that can reduce switching mechanism greatly to be applicable to the less old man of strength or child and use.

In order to achieve the purpose, the utility model provides the following technical scheme:

a switching mechanism for a water outlet device, comprising:

the body is provided with a water inlet channel and a water outlet channel;

the movable pipe can be movably arranged in the body and is communicated with the water inlet channel, the movable pipe is balanced by water pressure in the body, and the movable pipe can move between a water outlet position for communicating the water inlet channel and the water outlet channel and a water stop position for cutting off the water inlet channel and the water outlet channel;

and the change-over switch is movably arranged on the body and is linked with the movable pipe to drive the change-over switch to drive the movable pipe to move from the water stopping position to the water outlet position.

According to the utility model discloses a switching mechanism of water installation thereby controls water installation through the activity of movable tube between play water position and stagnant water position and goes out water or stagnant water to the water pressure that the movable tube received at this internal is balanced, also promptly, the hydraulic resultant force that the movable tube received at this internal is roughly 0, consequently, need not additionally overcome water pressure when driving the movable tube activity through change over switch, thereby can reduce the power value of switching operation greatly, make things convenient for the less old man of strength or child to use.

According to the further improvement of the scheme: the utility model discloses a water inlet channel, including the inlet channel, the movable tube is the hollow tube that both ends link up, the one end opening of movable tube with inhalant canal's play water end is linked together, the other end opening of movable tube with form this internal cushion chamber is linked together, the lateral wall of movable tube is equipped with a through-flow mouth, the movable tube is located during the play water position, the through-flow mouth with the inhalant canal's the end of intaking is linked together. This scheme is through establishing the movable tube into both ends and link up to one end and inhalant canal intercommunication, the other end and cushion chamber intercommunication, the through-flow mouth outflow on the rivers follow the lateral wall of movable tube, thereby make the water pressure that the movable tube received at this internal balance.

According to the further improvement of the scheme: the movable pipe is a straight pipe and can be arranged in the body in a sliding mode along the axial direction and is coaxial with the water inlet channel, and under the water flowing state, the movable pipe is free of the acting force of water pressure in the axial direction. This scheme, simple structure can further simply, realize effectively that the water pressure that the activity pipe received is balanced in this body.

According to the further improvement of the scheme: the body includes inlet tube, connecting pipe and the socket joint pipe of coaxial arrangement, the first end seal cover of connecting pipe is established outside the second end of inlet tube, the second end seal cover of connecting pipe is established outside the first end of socket joint pipe, the second end of socket joint pipe forms the blind end, inner chamber in the inlet tube forms inhalant canal, the first end of inlet tube forms inhalant canal's the end of intaking, the second end of inlet tube forms the exhalant canal's the play water end, the activity pipe box is established in the connecting pipe, and the first end of activity pipe with the second end of inlet tube cup joints, the second end of activity pipe with the first end of socket joint pipe cup joints the cooperation, the inner chamber of socket joint pipe forms the cushion chamber. The scheme has the advantages of simple and compact structure and convenience in assembly.

According to the further improvement of the scheme: at least one Y-shaped sealing ring is arranged between the movable pipe and the connecting pipe, and the movable pipe and the connecting pipe are matched in a dynamic sealing mode through the Y-shaped sealing ring. This scheme is through adopting Y shape sealing washer for the frictional force that produces when the movable tube slides is less, thereby can further reduce the operating force value.

According to the further improvement of the scheme: the water outlet channel is arranged on the connecting pipe, a first yielding hole and a second yielding hole are formed in the connecting pipe, the change-over switch passes through the first yielding hole and the movable pipe in linkage fit, the second yielding hole corresponds to the water inlet end of the water outlet channel, the through flow port corresponds to the second yielding hole in time, the through flow port is communicated with the water outlet channel, the Y-shaped sealing ring is arranged on the two sides of the first yielding hole and the second yielding hole respectively, and the Y-shaped sealing ring is fixedly arranged on the inner side wall of the connecting pipe. This scheme, simple structure can make change over switch and activity pipe realize the linkage, effectively seals when moving simultaneously to the activity pipe.

According to the further improvement of the scheme: the body still includes the shell, inlet tube, connecting pipe, bell and spigot joint pipe and movable tube coaxial assembly back along axial detachably cover establish in the shell. Thus, the water outlet device can be assembled and disassembled conveniently.

According to the further improvement of the scheme: the movable pipe and the body are in dynamic sealing fit through a sealing piece, and the sealing piece is a Y-shaped sealing ring. Through adopting Y shape sealing washer for the frictional force that produces when the activity pipe slides is less, thereby can further reduce the operating force value.

According to the further improvement of the scheme: the body still includes the shell, change over switch can set up with sliding on the shell, be equipped with the third hole of stepping down on the shell, change over switch passes through the third hole of stepping down with the movable tube linkage cooperation. This scheme, simple structure can make change over switch and movable tube realize the linkage.

According to the further improvement of the scheme: the change over switch drives the movable pipe by the position activity of going out water extremely the stagnant water position, perhaps, the movable pipe with still be equipped with an elastic component between the body, the movable pipe is in under the elastic force effect of elastic component by the position activity of going out water extremely the stagnant water position.

Drawings

In order that the advantages of the invention will be readily understood, a more particular description of the invention briefly described above will be rendered by reference to specific embodiments that are illustrated in the appended drawings. Understanding that these drawings depict only typical embodiments of the invention and are not therefore to be considered to be limiting of its scope, the invention will be described and explained with additional specificity and detail through the use of the accompanying drawings. In the drawings:

fig. 1 is a schematic perspective assembly view of a switching mechanism of a water outlet device according to a preferred embodiment of the present invention;

fig. 2 is a schematic perspective exploded view of a switching mechanism of a water outlet device according to a preferred embodiment of the present invention;

fig. 3 is a cross-sectional view of a switching mechanism of a water outlet device according to a preferred embodiment of the present invention, wherein the water outlet device is in a water-through state;

fig. 4 is a sectional view of a switching mechanism of a water discharge device according to a preferred embodiment of the present invention, wherein the water discharge device is in a water cut-off state;

fig. 5 is a sectional view taken along the line a-a in fig. 4.

The reference signs are:

10-a body; 11-a water inlet channel; 12-a water outlet channel; 121-the water inlet end of the water outlet channel; 13-a housing; 131-a third abdicating hole; 14-a water inlet pipe; 15-connecting pipe; 151-first abdicating hole; 152-a second relief hole; 16-a ferrule; 161-buffer chamber;

20-a movable tube; 21-a through flow port; 22-a linkage;

30-a diverter switch; 31-a connecting portion;

a 40-Y shaped seal ring;

51-a first fixture; 52-second attachment.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the following discussion, details are given to provide a more thorough understanding of the present invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details. In certain instances, some features that are known in the art have not been described in detail in order to avoid obscuring the present invention. It is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like are used herein for purposes of illustration only and are not to be construed as limiting.

Referring to fig. 1 to 5, a switching mechanism of a water outlet device according to a preferred embodiment of the present invention includes a body 10, a movable tube 20 and a switch 30. The body 10 has a water inlet passage 11 and a water outlet passage 12. The movable tube 20 is movably disposed in the body 10 and is communicated with the water inlet channel 11, and the water pressure of the movable tube 20 in the body 10 is balanced (i.e., the resultant of the water pressures of the movable tube 20 in the body 10 is substantially 0). The movable pipe 20 is movable between a water discharge position where the water inlet passage 11 and the water outlet passage 12 are communicated and a water stop position where the water inlet passage 11 and the water outlet passage 12 are cut off. The switch 30 is movably arranged on the body 10 and linked with the movable tube 20, and the switch 30 is driven to drive the movable tube 20 to move from the water stop position to the water outlet position.

Thereby control out the water installation through making movable tube 20 move about between play water position and stagnant water position and go out water or stagnant water to the water pressure that movable tube 20 received in body 10 is balanced, consequently, need not additionally overcome water pressure when driving movable tube 20 activity through change over switch 30, thereby can reduce the power value of switching operation greatly, makes things convenient for the less old man of strength or child to use.

Specifically, the movable tube 20 is a hollow straight tube with two through ends, an opening at one end of the movable tube 20 is communicated with a water outlet end of the water inlet channel 11, an opening at the other end of the movable tube 20 is communicated with a buffer cavity 161 formed in the body 10, a through port 21 is arranged on a side wall of the movable tube 20, the movable tube 20 is located at the water outlet position, the through port 21 is communicated with a water inlet end 121 of the water outlet channel 12, and water flow of the water inlet channel 11 flows to the water outlet channel 12 through the through port 21.

Preferably, the movable tube 20 is slidably disposed in the body 10 along the axial direction and is disposed coaxially with the water inlet channel 11, and in the water flowing state, the movable tube 20 is not acted by the water pressure in the axial direction. Thus, the overall structure is simple, and the water pressure balance of the movable tube 20 in the body 10 can be more effectively achieved.

As a further improvement of this embodiment, the body 10 comprises a coaxially arranged inlet pipe 14, a connecting pipe 15 and a socket 16. A first end of the connecting tube 15 is sealingly arranged outside the second end of the inlet tube 14 and a second end of the connecting tube 15 is sealingly arranged outside the first end of the socket 16. The second end of the ferrule 16 forms a closed end. The inner chamber in the inlet tube 14 forms the inhalant canal 11, and the first end of inlet tube 14 forms the inhalant canal 11 and holds, the second end of inlet tube 14 forms the exhalant canal 11's play water end. The movable tube 20 is sleeved in the connecting tube 15, a first end of the movable tube 20 is sleeved with a second end of the water inlet tube 14, a second end of the movable tube 20 is sleeved and matched with a first end of the sleeve tube 16, and an inner cavity of the sleeve tube 16 forms a buffer cavity. The design makes overall structure simpler, compact, and convenient assembly.

In order to ensure that the movable tube 20 keeps water-tight seal during the movement, at least one Y-shaped sealing ring 40 is arranged between the movable tube 20 and the connecting tube 15, in this embodiment, 3Y-shaped sealing rings 40 are specifically adopted, and the movable tube 20 and the connecting tube 15 form dynamic seal matching through the Y-shaped sealing rings 40. The use of the Y-ring 40 allows the friction force generated when the movable tube 20 slides to be small, thereby further reducing the operating force value. Of course, the Y-shaped seal ring 40 could be replaced by a seal of other cross-sectional shape, such as a circular cross-sectional seal ring.

Specifically, the connecting pipe 15 is provided with a first yielding hole 151 and a second yielding hole 152, the switch 30 is in linkage fit with the movable pipe 20 through the first yielding hole 151, the second yielding hole 152 corresponds to the water inlet end 121 of the water outlet channel 12, and when the through flow port 21 corresponds to the second yielding hole 152, the through flow port 21 is communicated with the water outlet channel 12. The two sides of the first yielding hole 151 and the second yielding hole 152 are respectively provided with a Y-shaped sealing ring 40, the Y-shaped sealing rings 40 on the two sides of the first yielding hole 151 are fixedly arranged on the inner side wall of the connecting pipe 15 through a first fixing piece 51, and the Y-shaped sealing rings 40 on the two sides of the second yielding hole 152 are fixedly arranged on the inner side wall of the connecting pipe 15 through a second fixing piece 52. Therefore, the change-over switch 30 can be linked with the movable tube 20, and the movable tube 20 can be effectively sealed when moving.

In this embodiment, the body 10 further includes a hollow housing 13, and the water inlet pipe 14, the connecting pipe 15, the sleeve pipe 16 and the movable pipe 20 are coaxially assembled into a whole and then are sleeved in the housing 13 along the axial direction in a detachable manner, so that the water outlet device can be assembled and disassembled conveniently, and the assembly efficiency is improved.

In this embodiment, the switch 30 is a slider, the switch 30 is slidably disposed on the outer surface of the housing 13, the housing 13 is correspondingly provided with a third yielding hole 131, the outer surface of the movable tube 20 is provided with a linkage portion 22, the switch 30 is provided with a connecting portion 31, the connecting portion 31 of the switch 30 extends into the third yielding hole 131 and is connected with the linkage portion 22 on the movable tube 20, so that the switch 30 and the movable tube 20 are in linkage fit.

In this embodiment, the switch 30 drives the movable tube 20 to move from the water outlet position to the water stop position, and in this process, the switch 30 can be operated in a labor-saving manner without additionally overcoming the acting force of the water pressure. Alternatively, an elastic member (not shown) may be disposed between the movable tube 20 and the body 10, and the movable tube 20 is moved from the water outlet position to the water stop position by the elastic force of the elastic member.

When the water outlet device needs to be supplied with water, please refer to fig. 3, the switch 30 is pushed to the right, the switch 30 drives the movable tube 20 to move from the water stop position to the water outlet position, at this time, the flow opening 21 on the movable tube 20 corresponds to the water inlet end 121 of the water outlet channel, so that the water inlet channel 11 is communicated with the water outlet channel 12, the arrow in fig. 3 indicates the water flow direction at this time, and the water outlet device realizes water supply.

When the water stop of the water outlet device is needed, please refer to fig. 4, the switch 30 is pushed to the left, the switch 30 drives the movable tube 20 to move from the water outlet position to the water stop position, at this time, the flow port 21 on the movable tube 20 is staggered with the water inlet end 121 of the water outlet channel, so that the water inlet channel 11 and the water outlet channel 12 are cut off (the arrow in fig. 4 indicates the water flow direction at this time), and the water stop of the water outlet device is realized.

It should be mentioned that the specific structure and position of the movable tube 20 of the present invention are not limited to the above embodiments, as long as the water pressure received by the movable tube 20 in the body 10 is balanced.

The water outlet device of the utility model can be a shower head, a spray gun or a water tap, etc.

Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Terms such as "component" and the like, when used herein, can refer to either a single part or a combination of parts. Terms such as "mounted," "disposed," and the like, as used herein, may refer to one component as being directly attached to another component or one component as being attached to another component through intervening components. Features described herein in one embodiment may be applied to another embodiment, either alone or in combination with other features, unless the feature is otherwise inapplicable or otherwise stated in the other embodiment.

While the foregoing specification illustrates and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the invention as expressed in the above teachings or as determined by the person of ordinary skill in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A switching mechanism of a water outlet device is characterized by comprising:

the body is provided with a water inlet channel and a water outlet channel;

2. The switching mechanism of a water outlet device according to claim 1, wherein the movable tube is a hollow tube with two ends connected, an opening at one end of the movable tube is connected to the water outlet end of the water inlet channel, an opening at the other end of the movable tube is connected to the buffer cavity formed in the body, a flow port is formed on a side wall of the movable tube, and when the movable tube is located at the water outlet position, the flow port is connected to the water inlet end of the water outlet channel.

3. The switching mechanism of a water outlet device according to claim 2, wherein the movable tube is a straight tube, the movable tube is axially slidably disposed in the body and is coaxially disposed with the water inlet channel, and the movable tube is axially free from the action of water pressure in the water flowing state.

4. The switching mechanism of a water outlet device according to claim 3, wherein the body comprises a water inlet pipe, a connecting pipe and a sleeve pipe which are coaxially arranged, the first end of the connecting pipe is hermetically sleeved outside the second end of the water inlet pipe, the second end of the connecting pipe is hermetically sleeved outside the first end of the sleeve pipe, the second end of the sleeve pipe forms a closed end, the inner cavity in the water inlet pipe forms the water inlet channel, the first end of the water inlet pipe forms the water inlet end of the water inlet channel, the second end of the water inlet pipe forms the water outlet end of the water inlet channel, the movable pipe is sleeved in the connecting pipe, and the first end of the movable pipe is sleeved with the second end of the water inlet pipe, the second end of the movable pipe is sleeved and matched with the first end of the sleeved pipe, and the inner cavity of the sleeved pipe forms the buffer cavity.

5. The switching mechanism of claim 4, wherein at least one Y-shaped sealing ring is disposed between the movable tube and the connection tube, and the movable tube and the connection tube are in dynamic sealing engagement through the Y-shaped sealing ring.

6. The switching mechanism of the water outlet device according to claim 5, wherein the connecting pipe is provided with a first step-down hole and a second step-down hole, the switch is linked with the movable pipe through the first step-down hole, the second step-down hole corresponds to the water inlet end of the water outlet channel, when the flow port corresponds to the second step-down hole, the flow port is communicated with the water outlet channel, the Y-shaped sealing rings are respectively disposed on two sides of the first step-down hole and the second step-down hole, and the Y-shaped sealing rings are fixedly disposed on the inner side wall of the connecting pipe.

7. The switching mechanism of the water outlet device according to claim 4, wherein the body further comprises a housing, and the water inlet pipe, the connecting pipe, the sleeve pipe and the movable pipe are coaxially assembled into a whole and then are axially detachably sleeved in the housing.

8. The switching mechanism of a water outlet device according to claim 1, wherein the movable tube is in dynamic sealing engagement with the body via a sealing member, and the sealing member is a Y-shaped sealing ring.

9. The switching mechanism of a water outlet device according to claim 1, 2, 3, 4, 5, 6 or 8, wherein the body further comprises a housing, the switch is slidably disposed on the housing, a third yielding hole is disposed on the housing, and the switch is in linkage fit with the movable tube through the third yielding hole.

10. The switching mechanism of a water outlet device according to any one of claims 1 to 8, wherein the switch drives the movable tube to move from the water outlet position to the water stop position, or an elastic member is further disposed between the movable tube and the body, and the movable tube moves from the water outlet position to the water stop position under the elastic force of the elastic member.