CN114947531A

CN114947531A - Water dispenser

Info

Publication number: CN114947531A
Application number: CN202210710022.1A
Authority: CN
Inventors: 朱泽春; 潘敏; 张德知; 李江
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-08-30
Anticipated expiration: 2042-06-22
Also published as: CN114947531B

Abstract

The invention discloses a water dispenser, which comprises an upper connector, a lower connector, a movable contact piece, a static contact piece, a water passing pipe and a water inlet pipe. According to the invention, in the process of separating the upper connector from the lower connector, the water passing pipe firstly pushes away the movable contact piece electrically connected with the static contact piece so as to stop the water feeding when the water pump is powered off, and then is separated from the water inlet pipe, and when the water pump is powered off, residual water in the water passing pipe can be guided into the kettle body through the water inlet pipe so as to evacuate the water passing pipe, so that the water passing pipe after being disconnected is prevented from overflowing outwards, the drying of the base is ensured, and the use experience of a user is improved.

Description

Water dispenser

Technical Field

The invention belongs to the field of household appliances, and particularly relates to a water dispenser.

Background

At present, most couplers used by a water dispenser on the market are not provided with a water inlet function, and a coupler with the water inlet function is usually powered off to stop pumping water after an upper coupler and a lower coupler are completely separated and powered off, but a water pump is powered off to stop pumping water after the upper coupler and the lower coupler are powered off and the pump completely stops supplying water, a certain time is needed, and residual water in a pipe overflows from the lower coupler due to residual pressure or inertia, so that a large amount of water overflows from a water pipe on the lower coupler when the upper coupler is separated from the lower coupler, when water is directly sprayed into the upper coupler, the upper coupler and the lower coupler are coupled again, and the condition of strong current short circuit caused by conduction exists; or, the mechanical on-off valve is adopted to realize water stopping of the lower coupler in the prior art, when the upper coupler and the lower coupler are matched, the valve cores of the upper coupler and the lower coupler are mutually jacked open to realize water passing, when the upper coupler and the lower coupler are separated, the valve core of the lower coupler is blocked under the action of the water pressure and the elastic reset piece to realize water stopping of the lower coupler, when the pump does not stop working due to the mechanical on-off valve, the lower coupler is blocked, so that the water pressure is increased instantly, the pump is easily damaged, and the use experience of a user is poor.

Disclosure of Invention

The invention provides a water dispenser, aiming at solving the problem that water overflows from a lower coupler because a water suction pump cannot stop working in time when the upper coupler and the lower coupler in the prior art are separated.

In order to achieve the purpose, the invention adopts the following technical scheme:

a water dispenser, comprising:

the upper connector is arranged at the bottom of the kettle body, and a water inlet pipe communicated with the interior of the kettle body is arranged at the center of the upper connector;

the lower connector is arranged on the base, and a water pipe connected with the water inlet pipe is arranged in the center of the lower connector;

the water suction pump is arranged on a water flow path from a water source to the water passing pipe and pumps water from the water source to the water passing pipe;

the electric conductor comprises a movable contact piece arranged on the upper connector or the lower connector and a static contact piece correspondingly arranged on the upper connector or the lower connector, and the electric conductor is respectively arranged adjacent to the water inlet pipe and the water passing pipe;

the movable contact piece has a first state close to the water passing pipe and a second state far away from the water passing pipe, when the upper connector and the lower connector are matched, the movable contact piece is located in the first state and communicated with the static contact piece, the water suction pump works, and the water inlet pipe is connected with the water passing pipe in a sealing mode; when the upper connector and the lower connector are separated, the movable contact piece moves from the first state to the second state, the water inlet pipe is separated from the water pipe, when the movable contact piece is located in the second state, the movable contact piece is separated from the static contact piece, the water suction pump stops working, and the water inlet pipe is connected with the water pipe in a sealing mode.

The upper connector and the lower connector are provided with a water inlet pipe and a water passing pipe, the upper connector and the lower connector are matched in a way that the water inlet pipe is hermetically connected with the water passing pipe, and a water suction pump pumps water from a water source to the water passing pipe and the water inlet pipe and then the water enters the kettle body through the water inlet pipe, so that automatic water inlet is realized; the movable contact piece has a first state of power-on and a second state of power-off, when the upper connector and the lower connector are matched, the movable contact piece is positioned in the first state, the movable contact piece is communicated with the static contact piece, the water suction pump starts to work, the water can automatically feed water, when the upper connector and the lower connector are separated, namely the water is lifted, the movable contact piece moves from the first state to the second state, when the movable contact piece moves to the second state, the movable contact piece is disconnected with the static contact piece, namely, the upper connector and the lower connector are powered off, the water suction pump stops pumping water into the water can, the water inlet pipe and the water through pipe are still in a sealed connection state, if the water suction pump cannot stop working completely in time, the part of water can also enter the water can through the water through pipe, and residual water with inertia in the water through pipe can also enter the water can be prevented from overflowing from the lower connector after the water inlet pipe is completely separated from the water through pipe, spraying into the upper and lower connectors; the water pump stop work is earlier than the separation of intaking and water pipe, and the water pump stop work makes to get into in time that the intraductal surplus water between water pump to the outlet of water pipe can get into the kettle internally to the time difference of inlet tube and water pipe separation, can effectively solve upper and lower connector separation back, the problem of water pipe overflow promotes user experience and the security of using.

Preferably, the water pipe or the water inlet pipe has a first position when the upper connector and the lower connector are separated and a second position when the upper connector and the lower connector are matched, the water pipe or the water inlet pipe is located at the second position, the movable contact is located at the first state, and in the process of separating the upper connector and the lower connector, the movable contact is pushed to move from the first state to the second state in the process of moving the water pipe or the water inlet pipe from the second position to the first position, so that the upper connector and the lower connector are powered off, and the water suction pump stops working. The water passing pipe or the water inlet pipe is movably arranged in the upper connector and the lower connector, the position of the water passing pipe or the water inlet pipe is related to the matching state of the upper connector and the lower connector, when the upper connector and the lower connector are matched, the water passing pipe or the water inlet pipe is located at the second position, when the upper connector and the lower connector are separated, the water passing pipe or the water inlet pipe is located at the first position, when the water passing pipe or the water inlet pipe moves from the second position to the first position, the water passing pipe or the water inlet pipe can push the movable contact piece to move from the first state to the second state, namely, the movable contact piece can be switched between the first state and the second state only through two conventional necessary operations of the kettle lifting and the kettle placing.

Preferably, the movable contact piece is provided with a free end and a fixed end fixedly connected with the upper connector or the lower connector, the movable contact piece is arranged obliquely, the free end of the movable contact piece is close to the axis of the water passing pipe, the fixed end of the movable contact piece is far away from the axis of the water passing pipe, and an avoiding space is arranged between the movable contact piece and the water passing pipe. The movable contact piece is obliquely arranged, the free end of the movable contact piece is close to the water pipe, the fixed end of the movable contact piece is far away from the water pipe, the movable contact piece has a first state and a second state, when the movable contact piece is located in the second state, the free end of the movable contact piece moves towards the direction far away from the water pipe, the movable contact piece can be switched between the first state and the second state by matching with the position change of the water pipe by adopting the oblique mode, and the movable contact piece can be ensured to be in close contact with the static contact piece; the avoiding space between the movable contact piece and the water passing pipe can avoid the influence on the movable contact piece in the avoiding space in the process that the water passing pipe moves from the second position to the first position or the first position moves to the second position, namely the movable contact piece in the avoiding space is not contacted with the water passing pipe, the motion of the water passing pipe cannot influence the state of the movable contact piece, and the abrasion of the movable contact piece at the section is reduced.

Preferably, the water pipe is sleeved with an elastic piece, the water pipe is movably arranged at the central position of the lower connector through the elastic piece, the water pipe is located at the second position when the elastic piece is in a compression state, and the water pipe is located at the first position when the elastic piece is in a reset state.

Preferably, a pushing bulge facing the water passing pipe is arranged in the middle of the movable contact piece, a limiting bulge linked with the pushing bulge is arranged on the water passing pipe, two ends of the elastic piece are respectively abutted to the lower connector and the limiting bulge, the water passing pipe moves towards the first position under the pushing of the elastic piece in the process that the upper connector is upwards far away from the lower connector, and the limiting bulge moves upwards to push the pushing bulge to push the end part of the movable contact piece away from the static contact piece. It is protruding to promote through the middle part setting at the movable contact spring for the water pipe can outwards promote when the middle part through electrically conductive shell fragment and promote protrudingly, makes the tip of movable contact spring keep away from the static contact, because the tip displacement of movable contact spring can be far more than and promote bellied displacement distance, so promote the tip that the protruding less distance of removal can drive the movable contact spring and keep away from the conducting ring, make the promotion effect of water pipe better.

Preferably, when the limiting protrusion abuts against the pushing protrusion, the movable contact piece is located in the second state, and the upper connector and the lower connector are in the power-off state; when the limiting protrusion is positioned between the pushing protrusion and the fixed end of the movable contact piece, the movable contact piece is positioned in a first state, and the upper connector and the lower connector are in a power-on state.

Preferably, the free end of the movable contact piece is provided with a conductive contact, the movable contact piece comprises a avoidance section located below the pushing protrusion and a wear-resistant section located above the avoidance section, an avoidance groove of the limiting protrusion is formed between the pushing protrusion and the conductive contact, when the elastic piece is in a reset state, the limiting protrusion is located in the avoidance groove, and the movable contact piece is located in the first state. The movable contact spring has and keeps away vacant section and wear-resisting section, keep away vacant section and spacing arch and do not produce the contact, reduce the wearing and tearing of spacing arch to the movable contact spring, promote the groove of dodging between arch and the conductive contact and can hold spacing arch, work as, when lower connector complete separation, spacing arch is located and keeps away the inslot, make the movable contact spring be in the first state near the water pipe, guarantee that the movable contact spring is not in compression state, avoid the movable contact spring to be in compression state for a long time and lead to the elastic failure of movable contact spring, spacing arch is located and keeps away the inslot and make conductive contact can not produce the contact with spacing arch, the reciprocating motion of avoiding the water pipe is to conductive contact's wearing and tearing, the life of movable contact spring has been promoted.

Preferably, the water pipe comprises a pipe body, the lower connector is provided with a mounting hole for the pipe body to penetrate through, the pipe body is detachably connected with a clamping ring positioned at the lower part of the mounting hole, and the clamping ring is abutted against the outer peripheral side of the bottom of the mounting hole to prevent the water pipe from being separated from the lower connector.

Preferably, a plurality of clamping grooves are formed in the outer peripheral side of the pipe body, and the inner ring of the clamping ring is clamped in the clamping grooves; or the clamping ring is in threaded connection with the pipe body.

Preferably, the lower connector includes a plurality of concentrically arranged mounting rings, and a mounting groove for receiving the conductor is formed on a side wall of the mounting ring.

Therefore, the invention has the following beneficial effects: the movable contact piece of the invention has a first state of electrification and a second state of outage, when the upper connector and the lower connector are matched, the movable contact piece is positioned in the first state, the movable contact piece is communicated with the static contact piece, the water suction pump starts to work, water is automatically fed into the kettle, when the kettle is lifted in the process of separating the upper connector and the lower connector, the movable contact piece moves from the first state to the second state, when the movable contact piece moves to the second state, the movable contact piece is disconnected with the static contact piece, namely the upper connector and the lower connector are powered off, the water suction pump stops pumping water into the kettle, at the moment, the water inlet pipe and the water pipe are still in a sealed connection state, if the water suction pump cannot stop working completely in time, the water can also enter the kettle through the water pipe, and residual water with inertia in the water pipe can also enter the kettle through the water pipe, so that the water can be prevented from overflowing from the lower connector after the water inlet pipe is completely disconnected with the water pipe, spraying into the upper and lower connectors; the water pump stop work is earlier than the separation of intake and water-passing pipe, and the water pump stop work makes the intraductal surplus water of water pump to water-passing pipe export in time get into the kettle internally to the time difference of inlet tube and water-passing pipe separation, can effectively solve upper and lower connector separation back, the security of water-passing pipe overflow promotes user experience and use.

Drawings

FIG. 1 is a perspective view of an unassembled state of an upper connector and a lower connector according to a first embodiment;

FIG. 2 is a schematic sectional view of a lower connector according to the first embodiment;

FIG. 3 is a cross-sectional view of the upper and lower connectors in an assembled state according to the first embodiment;

FIG. 4 is an enlarged view of the portion A of FIG. 3 according to the first embodiment;

FIG. 5 is a sectional view showing the separation of the upper and lower connectors according to the first embodiment;

FIG. 6 is an enlarged view of the portion B of FIG. 5 according to the first embodiment;

FIG. 7 is a cross-sectional view of the upper and lower connectors in a disengaged state according to the first embodiment;

FIG. 8 is an enlarged view of the portion C of FIG. 7 according to the first embodiment;

FIG. 9 is a schematic view showing the assembly of the water passing tube and the elastic member in the first embodiment;

FIG. 10 is a perspective view of a snap ring according to a first embodiment.

In the figure: 100. an upper connector; 110. conducting rings;

200. a water inlet pipe;

300. a lower connector; 310. a mounting ring; 311. mounting grooves; 320. a conductive spring plate; 321. a conductive contact; 322. pushing the protrusion; 323. a fixed end; 324. an avoidance groove; 325. avoiding a space; 326. a wear resistant section; 327. an avoidance section; 330. mounting holes;

400. a water pipe; 410. a tube body; 411. a card slot; 420. an annular convex rib; 430. a snap ring; 431. an opening; 500. an elastic member.

Detailed Description

The invention is further described with reference to the following detailed description and accompanying drawings.

The invention provides a water dispenser, which comprises a kettle body with an upper connector at the bottom and a base with a lower connector at the top, wherein a water inlet pipe communicated with the interior of the kettle body penetrates through the upper connector, a water through pipe communicated with a water pump penetrates through the lower connector, a static contact piece is arranged on the upper connector or the lower connector of the upper connector, a movable contact piece is arranged on the lower connector or the upper connector, when the upper connector and the lower connector are in an assembly state, the water inlet pipe is inserted into the water through pipe, the movable contact piece is electrically connected with the static contact piece to electrify and supply water to the water pump, and in the separation process of the upper connector and the lower connector, the movable contact piece is pushed away from the static contact piece by the water through pipe or the water inlet pipe under the pushing of an elastic piece so that the water pump is powered off and stops supplying water, and then the water through pipe is separated from the water inlet pipe. According to the invention, the upper connector is provided with the water inlet pipe and the static contact piece, the lower connector is provided with the water pipe and the movable contact piece, or the upper connector is provided with the water inlet pipe and the movable contact piece, and the lower connector is provided with the water pipe and the static contact piece, so that when the upper connector and the lower connector are in an assembly state, the movable contact piece is electrically connected with the static contact piece to electrify the water pump to work, and water flow enters the kettle body through the inserted water pipe and the water inlet pipe, and the kettle is convenient to use; in the process that the upper connector is far away from the lower connector upwards, the water passing pipe or the water inlet pipe moves upwards under the pushing of the elastic piece and pushes the movable contact piece away from the static contact piece, so that the water pump is powered off and stops supplying water to the water passing pipe, and then the upper connector drives the water inlet pipe to move upwards continuously until the water passing pipe or the water inlet pipe stops moving upwards, and the water inlet pipe is separated from the water passing pipe. At the in-process of last connector with connector separation down promptly, the water pipe pushes away the movable contact that is connected with the static contact electricity earlier or the inlet tube, so that the water pump outage stops the sail, then the water pipe separates again with the inlet tube, in the water pump outage, it is internal that remaining rivers can pass through the leading-in kettle of inlet tube in the water pipe, in order to manage to find time the water pipe, the water pipe after preventing to throw off outwards overflows rivers and leads to the strong conductance to lead to the fact the circuit short circuit, guarantee the drying of base, improve user's use and experience.

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Other embodiments obtained by persons skilled in the art without making creative efforts based on the embodiments in the implementation belong to the protection scope of the invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The first embodiment is as follows:

as shown in fig. 1 to 10, a water dispenser includes: the kettle comprises an upper connector 100, wherein the upper connector 100 is arranged at the bottom of the kettle body, and a water inlet pipe 200 communicated with the interior of the kettle body is arranged at the center of the upper connector 100;

the lower connector 300 is arranged on the base, and the central position of the lower connector 300 is provided with a water pipe 400 connected with the water inlet pipe 200;

a suction pump disposed on a water flow path from a water source to the water flow pipe, the suction pump pumping water from the water source to the water flow pipe 400;

the electric conductor comprises a movable contact piece arranged on the lower connector and a static contact piece correspondingly arranged on the upper connector, and the electric conductor is respectively arranged adjacent to the water inlet pipe 200 and the water passing pipe 400;

the movable contact piece has a first state close to the water pipe 400 and a second state far away from the water pipe 400, when the upper connector and the lower connector are matched, the movable contact piece is located in the first state and communicated with the static contact piece, the water suction pump works, and the water inlet pipe 200 is hermetically connected with the water pipe 400; when the upper connector and the lower connector are separated, the movable contact piece moves from the first state to the second state, the water inlet pipe 200 is separated from the water pipe 400, when the movable contact piece is located in the second state, the movable contact piece is separated from the static contact piece, the water suction pump stops working, and the water inlet pipe 200 is connected with the water pipe 400 in a sealing mode.

The water pipe 400 has a first position when the upper connector and the lower connector are separated and a second position when the upper connector and the lower connector are matched, the water pipe 400 is located at the second position, the movable contact piece is located at the first state, and in the process of separating the upper connector and the lower connector, the movable contact piece is pushed to move from the first state to the second state in the process of moving the water pipe 400 from the second position to the first position, so that the upper connector and the lower connector are powered off, and the water suction pump stops working. The water pipe 400 is movably arranged in the lower connector 300, the position of the water pipe 400 is related to the matching state of the upper connector and the lower connector, when the upper connector and the lower connector are matched, the water pipe 400 is located at the second position, when the upper connector and the lower connector are separated, the water pipe 400 is located at the first position, when the water pipe 400 moves from the second position to the first position, the water pipe 400 can push the movable contact piece to move from the first state to the second state, namely, the movable contact piece can be switched between the first state and the second state only through two conventional necessary operations of the lifting kettle and the placing kettle.

The movable contact piece is provided with a free end and a fixed end 323 fixedly connected with the lower connector, the movable contact piece is arranged obliquely, the free end of the movable contact piece is close to the axis of the water passing pipe 400, the fixed end 323 of the movable contact piece is far away from the axis of the water passing pipe 400, and an avoiding space 325 is arranged between the movable contact piece and the water passing pipe 400. The movable contact piece is obliquely arranged, the free end of the movable contact piece is close to the water pipe 400, the fixed end 323 of the movable contact piece is far away from the water pipe 400, the movable contact piece has a first state and a second state, when the movable contact piece moves from the first state to the second state, the free end of the movable contact piece moves towards the direction far away from the water pipe 400, the movable contact piece can be switched between the first state and the second state by matching with the position change of the water pipe 400 by adopting the oblique mode, and the close contact between the movable contact piece and the static contact piece can be ensured; the avoiding space 325 between the movable contact piece and the water passing pipe 400 can avoid the movable contact piece in the avoiding space 325 from being influenced in the process that the water passing pipe 400 moves from the second position to the first position or from the first position to the second position, namely the movable contact piece in the avoiding space 325 is not contacted with the water passing pipe 400, the motion of the water passing pipe 400 cannot influence the state of the movable contact piece, and the abrasion of the movable contact piece at the section is reduced; the escape space 325 specifically refers to a space between the water passing pipe 400 and a portion of the movable contact located below the push protrusion 322.

The utility model discloses a connector 300, including water pipe 400, water pipe 400 overcoat is equipped with elastic component 500, water pipe 400 passes through the mobilizable setting of elastic component 500 is in the central point of lower connector 300 puts, when elastic component 500 was in the compression state, water pipe 400 was located the second position, when elastic component 500 was in the reset state, water pipe 400 was located the first position.

The middle part of the movable contact piece is provided with a pushing protrusion 322 facing the water passing pipe 400, the water passing pipe 400 is provided with a limiting protrusion linked with the pushing protrusion 322, two ends of the elastic piece 500 are respectively abutted against the lower connector 300 and the limiting protrusion, in the process that the upper connector 100 is upwards far away from the lower connector 300, the water passing pipe 400 moves towards the first position under the pushing of the elastic piece 500, and the limiting protrusion upwards pushes the pushing protrusion 322 to push the end part of the movable contact piece away from the static contact piece.

When the limiting protrusion abuts against the pushing protrusion 322, the movable contact piece is located at the second state, and the upper connector and the lower connector are in a power-off state; when the limiting protrusion is located between the pushing protrusion 322 and the fixed end 323 of the moving contact piece, the moving contact piece is located in the first state, and the upper connector and the lower connector are in the power-on state.

The free end of the movable contact piece is provided with a conductive contact 321, the movable contact piece comprises an avoidance section 327 located below the pushing protrusion 322 and a wear-resistant section 326 located above the avoidance section 327, the avoidance groove 324 of the limiting protrusion is formed between the pushing protrusion 322 and the conductive contact 321, when the elastic piece 500 is in a reset state, the limiting protrusion is located in the avoidance groove 324, and the movable contact piece is located in a first state. The movable contact piece has and keeps away sky section 327 and wearing segment 326, keep away the section 327 and do not produce the contact with spacing arch, reduce the wearing and tearing of spacing arch to the movable contact piece, promote the groove 324 of dodging between arch 322 and the conductive contact 321 and can hold spacing arch, when upper and lower connector complete separation, spacing arch is located and keeps away the groove 324, make the movable contact piece be in the first state of being close to water pipe 400, guarantee that the movable contact piece is not in compression state, avoid the movable contact piece to be in compression state and lead to the elastic failure of movable contact piece for a long time, spacing arch is located and keeps away the inslot 325 and makes conductive contact 321 can not produce the contact with spacing arch, avoid the reciprocating motion of water pipe 400 to the wearing and tearing of conductive contact 321, the life of movable contact piece has been promoted.

When the kettle body is completely installed on the base, namely the upper connector 100 and the lower connector 300 are in an assembly state, the upper connector 100 downwards extrudes the water passing pipe 400, the elastic piece 500 is in a compression state under the extrusion of the water passing pipe 400, meanwhile, the water inlet pipe 200 is spliced with the water passing pipe 400 so as to enable the water inlet pipe 200 to be communicated with the water passing pipe 400, at the moment, the movable contact is electrically connected with the static contact to electrify the water pump, and the electrified water pump works so that water in the water tank sequentially passes through the water pump, the water passing pipe 400 and the water inlet pipe 200 to enter the interior of the kettle body to realize water feeding.

In the process of lifting the kettle body upwards, the upper connector 100 is upwards far away from the lower connector 300, the water passing pipe 400 firstly slides upwards under the elastic force of the elastic element 500, the water passing pipe 400 pushes the movable contact piece to be far away from the static contact piece while keeping the state of being spliced with the water inlet pipe 200, so that the water pump is powered off and stops supplying water to the water passing pipe 400, at the moment, residual water in the water passing pipe 400 is guided into the kettle body through the water inlet pipe 200 under the action of instant pressure to evacuate the water passing pipe 400, and then when the water passing pipe 400 stops moving upwards, the upper connector 100 drives the water inlet pipe 200 to continuously move upwards so that the water inlet pipe 200 is separated from the water passing pipe 400.

According to the invention, the water inlet pipe 200 and the static contact piece are arranged on the upper connector 100, and the water passing pipe 400 and the movable contact piece are arranged on the lower connector 300, so that when the upper connector 100 and the lower connector 300 are in an assembly state, the movable contact piece is electrically connected with the static contact piece to electrify the water pump to work, and water flow enters the kettle body through the inserted water passing pipe 400 and the water inlet pipe 200, and the use is convenient; in the process that the upper connector 100 moves upwards and away from the lower connector 300, the water passing pipe 400 firstly moves upwards under the pushing of the elastic member 500 and pushes the movable contact away from the static contact, so that the water pump is powered off and the water supply to the water passing pipe 400 is stopped, and then the upper connector 100 drives the water inlet pipe 200 to move upwards continuously until the water passing pipe 400 stops moving upwards, and the water inlet pipe 200 is separated from the water passing pipe 400. In the process that last connector 100 and lower connector 300 separate promptly, water pipe 400 pushes away the movable contact that is connected with the static contact electricity earlier, so that the water pump outage stops the sail, then with inlet tube 200 separation, in the water pump outage, remaining rivers can lead to in the kettle body through inlet tube 200 in the water pipe 400, in order to find time water pipe 400, prevent that water pipe 400 after the throw-off from outwards overflowing rivers and lead to the fact the circuit short circuit that the strong electric conduction leads to, guarantee the drying of base, improve user's use and experience.

In this embodiment, the static contact is the conductive ring 110 disposed on the upper connector 100, the moving contact is the conductive elastic piece 320 disposed on the lower connector 300, the conductive elastic piece 320 includes a free end and a fixed end 323 fixed on the lower connector 300, when the upper connector 100 is plugged into the lower connector 300, the free end of the conductive elastic piece 320 abuts against the outer sidewall of the conductive ring 110, so that the conductive elastic piece 320 is electrically connected to the conductive ring 110. Through setting the movable contact spring to electrically conductive shell fragment 320, the elasticity that electrically conductive shell fragment 320 itself had makes the movable contact spring inseparabler with being connected of static contact, guarantees the stability of water pump sail, and simultaneously, the easy characteristics of deforming of electrically conductive shell fragment 320 also are convenient for water pipe 400 and promote the tip and the conducting ring 110 quickly separating of electrically conductive shell fragment 320, and the operation is sensitive more.

The middle part of the conductive elastic sheet 320 in this embodiment is provided with a pushing protrusion 322, the pushing protrusion 322 protrudes toward the water pipe 400, in the process of moving up the water pipe 400, the water pipe 400 pushes the protrusion 322 to push the end part of the conductive elastic sheet 320 away from the conductive ring 110, the pushing protrusion 322 is arranged in the middle part of the conductive elastic sheet 320, so that the water pipe 400 can push the protrusion 322 outwards when passing through the middle part of the conductive elastic sheet 320, so that the end part of the conductive elastic sheet 320 is far away from the conductive ring 110, because the end part displacement of the conductive elastic sheet 320 can be far greater than the displacement distance of the pushing protrusion 322, the movement of the smaller distance of the pushing protrusion 322 can drive the end part of the conductive elastic sheet 320 to be far away from the conductive ring 110, and the pushing effect of the water pipe 400 is better. Preferably, promote protruding 322 and the integrative setting of electrically conductive shell fragment 320, the middle part of electrically conductive shell fragment 320 is buckled to water pipe 400 and is protruding in order to form and promote protruding 322, the production and processing of being convenient for, and the production cost is reduced, promote the preferred semicircular in shape of protruding 322's longitudinal section, water pipe 400 is when crossing promoting protruding 322 from bottom to top, can slide and form the promotion to promoting protruding 322 along semicircular promotion protruding 322, it is more smooth and easy to promote protruding 322's promotion for water pipe 400, and the user is more laborsaving, improve user's use experience.

As shown in fig. 9, in this embodiment, the water pipe 400 includes a pipe body 410 and a limiting protrusion disposed on an outer side wall of the pipe body 410, the limiting protrusion is located below the pushing protrusion 322 when the movable contact is electrically connected to the stationary contact, and the water pipe 400 pushes the conductive elastic piece 320 to be separated from the conductive ring 110 by the limiting protrusion when the water pipe 400 moves upward. Through setting up spacing arch for the protruding 322 of promotion on the electrically conductive shell fragment 320 of water pipe 400 accessible spacing arch promotes, and the electrically conductive shell fragment 320 of being convenient for separates with conducting ring 110 quickly, and it is better to promote the effect.

The limiting protrusion in this embodiment may be formed by bending the outer side wall of the tube body 410, or may be a protrusion fixed on the outer side wall of the tube body 410, preferably, the limiting protrusion in this embodiment is an annular protruding rib 420 surrounding the outer side wall of the tube body 410, the lower connector 300 is provided with a mounting hole 330 for the tube body 410 to pass through, the elastic member 500 is sleeved on the outer side wall of the tube body 410, the upper end of the elastic member 500 abuts against the annular protruding rib 420, and the lower end of the elastic member 500 abuts against the outer side wall of the top of the mounting hole 330. Through setting up spacing arch into annular protruding muscle 420, it promotes protruding 322 to need not to aim at spacing arch when water pipe 400 installs, even rotatory water pipe 400, annular protruding muscle 420 when promoting protruding 322, can promote all the time and promote protruding 322, reduce the assembly precision, improve assembly efficiency, establish elastic component 500 cover on body 410, can carry out spacing on the horizontal direction to elastic component 500, annular protruding muscle 420 is when being used for promoting and promote protruding 322, still can carry out spacing on the vertical direction to elastic component 500, guarantee that elastic component 500 is located the lower extreme of water pipe 400 all the time in order to form the promotion to water pipe 400, guarantee the in-process that moves up at last connector 100 promptly, before the water pump outage, inlet tube 200 can not throw off with water pipe 400, prevent water pipe 400 overflow.

The pipe body 410 is detachably connected with the snap ring 430, the snap ring 430 is located at the lower portion of the mounting hole 330, when the water passing pipe 400 moves upwards under the elastic force of the elastic member 500, the snap ring 430 moves upwards together with the pipe body 410 until the top surface of the snap ring 430 abuts against the outer peripheral side of the bottom of the mounting hole 330 to prevent the water passing pipe 400 from moving upwards continuously, and through the arrangement of the limiting protrusion and the snap ring 430, the water passing pipe 400 can only move upwards and downwards within a limited height, and the water passing pipe 400 is prevented from being separated from the mounting hole 330.

Be equipped with draw-in groove 411 at the periphery side of body 410, as shown in fig. 10, be equipped with opening 431 on the snap ring 430, snap ring 430 is gone into from the lateral part card of draw-in groove 411 through opening 431 for the inner circle joint of snap ring 430 is in draw-in groove 411, and the bottom surface of the top surface of snap ring 430 offsets with the inner wall of draw-in groove 411 respectively, takes place to remove in order to prevent that snap ring 430 from along the axial of body 410, ensures that water pipe 400 stops at suitable height under the spacing of snap ring 430, guarantees user's use experience. Of course, the plurality of clamping grooves 411 may be provided, so that a worker may select to install the snap ring 430 in any one of the clamping grooves 411 according to the lower connectors 300 of different sizes and models, so that the water passing pipe 400 may be adapted to different kinds of lower connectors 300, and the application range is wider.

As shown in fig. 3 and 4, when the upper connector 100 and the lower connector 300 are in an assembled state, the free end of the upper portion of the conductive elastic piece 320 abuts against the outer sidewall of the conductive ring 110, and the upper connector 100 presses the water pipe 400 downward, so that the annular rib 420 on the circumferential side of the pipe body 410 is located below the pushing protrusion 322. As shown in fig. 5 and 6, when the upper connector 100 moves upward, the water pipe 400 moves upward under the pushing of the elastic member 500, the pipe 410 drives the annular rib 420 to move upward at the same time, and the annular rib 420 moves over the pushing protrusion 322 at the middle of the conductive elastic piece 320 and pushes the pushing protrusion 322 outward to drive the conductive elastic piece 320 to deform, so that the free end of the conductive elastic piece 320 is separated from the conductive ring 110. As shown in fig. 7 and 8, after the water passing pipe 400 passes over the push protrusion 322, the snap ring 430 abuts against the outer circumferential side of the bottom of the mounting hole 330 to prevent the water passing pipe 400 from further moving upward, at which time the water inlet pipe 200 of the upper connector 100 is further moved upward and separated from the water passing pipe 400.

As shown in fig. 2, in the embodiment, the lower connector 300 includes a plurality of concentric mounting rings 310, the water pipe 400 penetrates through the center of the mounting rings 310, a plurality of conductive elastic pieces 320 are provided, each mounting ring 310 is provided with a conductive elastic piece 320, when the upper connector 100 is electrically connected to the lower connector 300, the plurality of conductive elastic pieces 320 are respectively electrically connected to the plurality of conductive rings 110 provided on the upper connector 100 to form a series circuit, when the central conductive elastic piece 320 is disconnected from the conductive rings 110, the water pump can be powered off, the side wall of each mounting ring 310 is respectively provided with a mounting groove 311 for accommodating the conductive elastic piece 320, the mounting groove 311 reserves a deformation space for the conductive elastic piece 320, when the upper connector 100 is not mounted on the lower connector 300, the free end of the conductive elastic piece 320 extends out of the mounting groove 311, when the water pipe 400 pushes the conductive elastic piece 320 away from the conductive rings 110, the conductive elastic piece 320 bends towards the mounting groove 311 to deform, facilitating quick and stable disengagement of the conductive dome 320 from the conductive ring 110.

In order to set up the mounting groove 311 on the mounting ring 310, it is necessary to thicken the mounting ring 310, this embodiment is preferable that the mounting ring 310 is a circular ring with a variable cross section, so that the thickness of the mounting ring 310 is gradually increased from one end far away from the mounting groove 311 to one end close to the mounting groove 311, that is, the mounting ring 310 is not thickened integrally, only the part provided with the mounting groove 311 is increased to a set thickness, the production and processing are facilitated, the material cost and the weight of the lower connector 300 are reduced, and when the connector is more environment-friendly and economical, the electrical gap and the creepage distance are effectively increased.

Of course, it can be understood that the water dispenser in the embodiment may be an electric kettle only provided with a kettle body and a base, or may be a tea bar machine provided with a cabinet body, a back plate and other structures, and the base is arranged at the top of the cabinet body.

Example two:

the difference of this embodiment and embodiment one is in, in this embodiment, the snap ring is the annular, is equipped with the internal thread on the inner wall of snap ring, is equipped with the external screw thread on the lateral wall of body, internal thread and external screw thread fit to make snap ring and body threaded connection. Through threaded connection for the snap ring is more convenient firm with the installation of body, can adjust the mounting height of snap ring on the body through rotating the snap ring, and it is more convenient to operate.

Example three:

the difference between this embodiment and the first embodiment is that the movable contact is disposed on the upper connector, the stationary contact is disposed on the lower connector, and the water inlet pipe is movably disposed on the upper connector through the elastic member.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. A water dispenser, characterized in that it comprises:

2. The water dispenser as claimed in claim 1, wherein the water pipe or the water inlet pipe has a first position when the upper and lower connectors are separated and a second position when the upper and lower connectors are mated, the water pipe or the water inlet pipe is located at the second position when the upper and lower connectors are mated, the movable contact is located at the first state, and in the process of separating the upper and lower connectors, the movable contact is pushed to move from the first state to the second state in the process of moving the water pipe or the water inlet pipe from the second position to the first position, so that the upper and lower connectors are powered off, and the water pump stops working.

3. The water dispenser as claimed in claim 2, wherein the movable contact piece has a free end and a fixed end fixedly connected with the upper connector or the lower connector, the movable contact piece is arranged obliquely, the free end of the movable contact piece is close to the axis of the water pipe, the fixed end of the movable contact piece is far away from the axis of the water pipe, and an avoiding space is arranged between the movable contact piece and the water pipe.

4. The water dispenser as claimed in claim 3, wherein the water pipe is sleeved with an elastic member, the water pipe is movably disposed at a central position of the lower connector through the elastic member, when the elastic member is in a compressed state, the water pipe is in a second position, and when the elastic member is in a reset state, the water pipe is in a first position.

5. The water dispenser as claimed in claim 4, wherein a pushing protrusion is provided at the middle of the movable contact piece, the movable contact piece is provided with a limiting protrusion linked with the pushing protrusion, the two ends of the elastic piece are respectively abutted against the lower connector and the limiting protrusion, the upper connector is moved to the first position under the pushing of the elastic piece when moving away from the lower connector, and the limiting protrusion moves upwards to push the pushing protrusion to push the end of the movable contact piece away from the static contact piece.

6. The water dispenser of claim 6, wherein when the limiting protrusion abuts against the pushing protrusion, the movable contact is in the second state, and the upper and lower connectors are in the power-off state; when the limiting protrusion is positioned between the pushing protrusion and the fixed end of the movable contact piece, the movable contact piece is positioned in a first state, and the upper connector and the lower connector are in a power-on state.

7. The water dispenser according to claim 5, wherein the free end of the movable contact piece is provided with a conductive contact, the movable contact piece comprises a void-avoiding section below the pushing protrusion and a wear-resistant section above the void-avoiding section, a void-avoiding groove of the limiting protrusion is formed between the pushing protrusion and the conductive contact, when the elastic member is in the reset state, the limiting protrusion is located in the void-avoiding groove, and the movable contact piece is located in the first state.

8. The water dispenser as claimed in claim 1, wherein the water pipe comprises a pipe body, the lower connector is provided with a mounting hole for the pipe body to pass through, the pipe body is detachably connected with a snap ring positioned at the lower part of the mounting hole, and the snap ring is abutted against the outer peripheral side of the bottom of the mounting hole to prevent the water pipe from being separated from the lower connector.

9. The water dispenser as claimed in claim 8, wherein a plurality of clamping grooves are arranged on the outer periphery of the tube body, and the inner ring of the clamping ring is clamped in the clamping grooves; or the clamping ring is in threaded connection with the pipe body.

10. The water dispenser as claimed in any one of claims 1-9, wherein the lower connector comprises a plurality of concentrically arranged mounting rings, and the side wall of the mounting ring is provided with a mounting groove for accommodating the electric conductor.