CN214905951U

CN214905951U - Portable water dispenser with better sealing performance

Info

Publication number: CN214905951U
Application number: CN202020545053.2U
Authority: CN
Inventors: 金军; 方曙光; 胡孟溪; 徐洋; 杨旭冬; 郑丽燕; 曹宇; 沈林; 陈烨
Original assignee: Ningbo Cixi Electrical Appliance Co ltd
Current assignee: Ningbo Cixi Electrical Appliance Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2021-11-30
Anticipated expiration: 2030-04-14

Abstract

A portable water dispenser with better sealing comprises a dispenser body, wherein a water filling port is formed in the upper end face of the dispenser body, a water bottle connector is arranged in the water filling port, the water bottle connector is provided with a connecting cavity, the inner side wall of the connecting cavity is provided with a threaded connecting part used for being connected with a bottle opening of a water bottle, and the threaded connecting part is provided with two circles which are respectively an inner circle and an outer circle; the bottom surface of the connecting cavity is provided with a first sealing ring which is raised and is matched with the inner circle of the bottle mouth of the water bottle, and the first sealing ring enters the bottle mouth of the water bottle after the bottle mouth of the water bottle is connected with the inner circle and forms sealing on the inner circle of the bottle mouth of the water bottle; the bottom surface of the outer ring is provided with a raised second sealing ring matched with the inner circle of the bottle mouth of the water bottle, and the bottle mouth of the water bottle is connected to the outer ring and then enters the bottle mouth of the water bottle to form sealing in the inner circle of the bottle mouth of the water bottle. The utility model discloses set up between the interior circle of sealing ring and bottleneck sealed, its sealed effect is better.

Description

Portable water dispenser with better sealing performance

Technical Field

The utility model relates to a portable water dispenser.

Background

The portable drinking machine is small and portable, and can heat water in bottled water for drinking. The existing portable water dispenser usually adopts the structure that: the portable water dispenser comprises a shell with an opening at the upper end, wherein a water outlet nozzle extending outwards is arranged at the upper part of the shell, an upper cover is arranged on the opening at the upper end of the shell, and a water filling port is arranged on the upper cover and is used for adding water in bottled water into the portable water dispenser to be heated. The shell is internally provided with a water heating assembly and a control circuit board, the water inlet end of the water heating assembly is communicated with the water filling port, the water outlet end of the water heating assembly corresponds to the water outlet nozzle, and the heated water flows out of the water outlet nozzle.

When adding water in the water dispenser, need a water bottle joint, the water bottle connects and installs in the filler, the water bottle connects has the connection chamber, the connection chamber has the runner that link up, water bottle articulate to the filler on the back link up the runner with the filler intercommunication, the inside wall of connecting the chamber is equipped with the threaded connection portion that is used for being connected with the bottleneck of water bottle, be equipped with the air-permeable passage of UNICOM external air and the water bottle that is connected to on this water bottle connects in this water bottle connects, so that the water in the water bottle can be fallen down water smoothly, establish the check valve in air-permeable passage simultaneously.

The portable water dispenser in the prior art also has the following disadvantages: after the water bottle is installed, the sealing between the water bottle and the water bottle joint is planar sealing, namely the end face of the bottle mouth of the water bottle is abutted against the end face of the bottom face of the water bottle joint, the sealing performance is to be improved, and a small amount of water leakage phenomenon sometimes exists.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior portable water dispenser, the utility model provides a portable water dispenser with better sealing.

The technical proposal of the utility model for solving the technical problem is that: the portable water dispenser with better sealing comprises a dispenser body, wherein a water filling port is formed in the upper end face of the dispenser body, a water bottle connector is arranged in the water filling port, the water bottle connector is provided with a connecting cavity, the connecting cavity is provided with a through flow channel, the through flow channel is communicated with the water filling port after the water bottle connector is connected to the water filling port, the inner side wall of the connecting cavity is provided with a threaded connecting part for connecting with a bottle opening of a water bottle, and a ventilation channel for communicating external air and the water bottle connected to the water bottle connector is arranged in the water bottle connector;

the threaded connecting part is provided with two circles which are respectively an inner circle and an outer circle;

the bottom surface of the connecting cavity is provided with a first sealing ring which is protruded and is matched with the inner circle of the bottle mouth of the water bottle, the opening at the upper end of the air-permeable channel is positioned at the inner side of the first sealing ring, and the bottle mouth of the water bottle is connected with the inner circle, then the first sealing ring enters the bottle mouth of the water bottle and forms sealing on the inner circle of the bottle mouth of the water bottle;

the bottom surface of the outer ring is provided with a raised second sealing ring matched with the inner circle of the bottle mouth of the water bottle, and the bottle mouth of the water bottle is connected to the outer ring, then the second sealing ring enters the bottle mouth of the water bottle and forms sealing in the inner circle of the bottle mouth of the water bottle.

Furthermore, the upper ends of the outer side surfaces of the first sealing ring and the second sealing ring are provided with inclined surfaces which are inclined outwards from top to bottom.

Furthermore, the lower parts of the outer side surfaces of the first sealing ring and the second sealing ring are retracted inwards.

Furthermore, the outer ring is positioned above the inner ring, a step is arranged between the outer ring and the inner ring, and the second sealing ring is arranged on the step.

Furthermore, a buffer mechanism positioned between the water filling port and the water inlet of the water heating assembly is arranged in the water filling port.

Further, the buffer mechanism is a buffer cap, and a water leakage port is formed in the buffer cap.

The beneficial effects of the utility model reside in that: the sealing ring is arranged to be sealed with the inner circle of the bottle mouth, so that the sealing effect is better.

Drawings

Fig. 1 is a schematic structural view of the utility model with a water bottle joint.

Fig. 2 is a schematic structural view of the present invention at a bottom view.

Fig. 3 is a schematic structural diagram of the present invention when the water bottle joint is not installed.

Fig. 4 is a schematic structural view of the upper cover and the water heating module.

Fig. 5 is a schematic structural view of the housing.

FIG. 6 is a schematic view of the water heating assembly in cooperation with the bracket.

Fig. 7 is a schematic structural view of a water heating assembly.

Fig. 8 is a schematic structural view of the stent.

Fig. 9 is a schematic view of the structure of the water bottle joint.

Fig. 10 is a cross-sectional view of a water bottle sub-connector.

Fig. 11 is a partially enlarged view of a portion a in fig. 10.

Fig. 12 is an exploded view of a water bottle sub-joint.

FIG. 13 is a schematic structural diagram of a flexible valve sheet.

FIG. 14 is a schematic view of the installation of the flexible valve sheet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-14, a portable water dispenser, the portable water dispenser includes a housing 1 with an opening at the upper end and an upper cover 3, the upper portion of the housing 1 is provided with a water outlet 2 extending outwards, the opening at the upper end of the housing 1 is provided with the upper cover 3, the upper cover 3 is provided with a water inlet 4, and the water inlet 4 is used for adding water into the water dispenser. The upper cover 3 is provided with a display screen 25 for displaying data such as parameters.

The casing 1 in be equipped with water heating assembly 5, control circuit board 6, the display screen 25 is connected with control circuit board 6, the water inlet of water heating assembly 5 with filler 4 UNICOM, in this embodiment both cup joint each other. The water outlet end of the water heating assembly 5 is provided with a water outlet 12, which corresponds to the water outlet nozzle 2, so that water is discharged from the water outlet nozzle 2. The water heating assembly 5 is arranged on a support 7, the control circuit board 6 is positioned above the water heating assembly 5, after the electric elements in the water heating assembly 5 are connected with the control circuit board 6, the water heating assembly 5, the support 7 and the control circuit board 6 form a water heating module 8, the upper cover 3 is arranged at the upper end of the shell 1 after the water heating module 8 is arranged in the shell 1, and the connection mode between the upper cover 3 and the shell 1 is preferably a snap connection mode, but other connection modes can also be adopted, such as screw connection, ultrasonic welding, bonding and the like. The water heating assembly 5 is a mature technology in the existing water dispenser, and is not described herein again, and the structure of the water heating assembly in this embodiment will be described in detail below.

In this embodiment, the water filling port 4 is provided with a buffer mechanism located between the water filling port and the water inlet of the water heating assembly, the specific structural form of the buffer mechanism in this embodiment is a buffer cap 26, the buffer cap 26 is provided with a water leaking port 27, and the buffer mechanism can buffer the water flowing out of the water bottle to avoid over-rapid water drainage.

When in use, the utility model has the same use method as the prior portable water dispenser, the water in the bottled water enters the water heating assembly 5 through the water filling port 4, and the water can flow out from the water outlet 12 of the water outlet nozzle 2 after being heated.

In this embodiment, the water heating assembly includes a water path, the water path is sequentially provided with a water pump 9, a heating body 10 and a water-vapor separator 11 in a water flow direction, the water pump 9 and the heating body 10 are both electrically connected to the control circuit board 6, a water outlet 12 is provided on the water-vapor separator 11, and the water-vapor separator 11 is integrally located in the water outlet nozzle 2 in this embodiment. The water vapor separator 11 is also a mature technology in the prior art, and will not be described in detail here, and the specific structure of the water vapor separator in this embodiment will be described in detail below.

The bracket 7 is used for connecting the water heating assembly 5 to the bracket 7, so that the water heating assembly 5 and the bracket 7 form a whole body, and the assembly is convenient, therefore, the bracket 7 can adopt various structural forms as long as the purposes can be achieved. In this embodiment, the support 7 includes an upper frame plate 13 and a lower frame plate 14, a heating body sleeve 15 is disposed between the upper frame plate 13 and the lower frame plate 14, and the heating body 10 is sleeved in the heating body sleeve 15. The lower frame plate 14 is also provided with a water pump sleeve 16, the water pump 9 is sleeved in the water pump sleeve 16, and the water pump 9 is sleeved in the water pump sleeve 16, so that the water heating assembly 5 and the support 7 are further facilitated to form a whole. The water inlet end and the water outlet end of the waterway upwards penetrate through the upper frame plate 13. The upper frame plate 13 is fixed with the control circuit board 6, so that the support 7, the control circuit board 6 and the water heating module 8 formed by the water heating assembly 5 are more stable, the upper frame plate 13 and the control circuit board 6 can be connected through screws, and of course, other modes, such as snap connection and the like, can also be adopted for connection.

In this embodiment, the lower frame plate 14 is fixed to the bottom surface of the housing 1, which is beneficial to further stabilizing the water heating module in the housing, and the lower frame plate 14 and the bottom surface of the housing 1 are preferably fixedly connected by screws, and may be fastened or bonded by other methods.

In this embodiment, the water-vapor separator 11 is located obliquely above the heating body 10, and the water path between the heating body 10 and the water-vapor separator 11 is inclined to be an upward inclined water path 17. In the prior art, the waterway between the heating body and the water-vapor separator is a waterway which is bent at a right angle, the mixture of the heated water and the water vapor is difficult to smoothly enter the water-vapor separator, and after the inclined waterway 17 is arranged, the mixture of the heated water and the water vapor in the heating body enters the water-vapor separator 11 through the inclined waterway 17, and the flow is smoother. In addition, the inclined water path 17 is adopted, so that the mixture of the hot water and the water vapor is sprayed upwards in an inclined mode, and water-vapor separation is facilitated.

In this embodiment, the joint between the water-vapor separator 11 and the inclined waterway 17 is an inclined plane facing away from the inclined waterway 17, which is more beneficial to water-vapor separation.

The water-vapor separator 11 in this embodiment further has a steam outlet 18, and the steam outlet 18 also corresponds to the water outlet nozzle 2, so that steam is discharged from the water outlet nozzle 2. The water-vapor separator 11 comprises a cavity with an inner cavity, a baffle is arranged in the cavity, the jet orifice of the inclined waterway 17 is right opposite to the baffle, a water-vapor mixture is blocked by the baffle so as to realize better water-vapor separation, a steam exhaust pipe is arranged in the cavity, the tail end of the steam exhaust pipe extends out of the cavity downwards so as to form a steam exhaust port 18, and a water outlet 12 of the water-vapor separator is also arranged on the bottom surface of the cavity.

In this embodiment, a waterway one-way valve is disposed on the waterway between the water pump 9 and the heating body 10, so that water can only flow from the water pump 9 to the heating body 10, and the backflow of water is prevented.

In this embodiment, the waterway is further provided with a flow meter, and the flow meter is positioned in front of the water pump and used for metering.

In this embodiment, a thyristor 19 is further disposed in the housing, and the thyristor 19 is electrically connected to the control circuit board 6 to control the power of the heating body 10, so as to better control the water temperature. In this embodiment, a heat dissipation block 20 is further disposed in the housing, and the thyristor 19 is disposed on the heat dissipation block 20. The water path passes through the slug 20 so that the slug 20 is also integrated into the water heating assembly 5.

In this embodiment, the water outlet nozzle 2 extends outwards from the upper end of the housing 1.

In this embodiment, the portable water dispenser further includes a water bottle connector 21 connectable to the filler 4, the water bottle connector 21 has a connection cavity 28, the connection cavity 28 has a through channel 29 that is through from top to bottom, the through channel 29 is communicated with the filler 4 after the water bottle connector 21 is connected to the filler 4, and a threaded connection part for connecting with a bottle mouth of a water bottle is disposed on an inner side wall of the connection cavity 28. The water bottle connector 21 is used for connecting with a water bottle. In this embodiment, the threaded connection portion has two circles, namely an inner circle 22 and an outer circle 23, which correspond to a water bottle with a large bottle opening and a water bottle with a small bottle opening, respectively, and the adaptability is stronger.

The water bottle connector 21 is internally provided with a ventilation channel 24 which is communicated with the outside air and connected with the water bottle on the water bottle connector, so that the air pressure in the water bottle can be kept, the water in the water bottle can smoothly flow out, and the ventilation channel 24 is internally provided with a ventilation one-way valve which ensures that the air can only enter the water bottle from the outside.

In this embodiment, the lower opening of the air-permeable passage 24 is located on the lower end surface of the water bottle joint 21, and the upper opening of the air-permeable passage 24 is located on the bottom surface of the connecting cavity 28. The ventilation channel 24 includes an upper section and a lower section that are communicated with each other, in this embodiment, the upper section of the ventilation channel is located inside the lower section of the ventilation channel, the upper section and the lower section are staggered, the ventilation check valve is disposed in the lower section of the ventilation channel, and in this embodiment, the ventilation check valve is a duckbill valve 30.

In this embodiment, an outer sleeve 31 is further sleeved outside the water bottle joint 21, the duckbill valve 30 is fixed by the bottom surface of the outer sleeve 31, and an opening corresponding to the air-permeable passage is also formed in the bottom surface of the outer sleeve 31. In this embodiment, the outer sleeve 31 fixes the duckbill valve 30 in the following specific manner: the duckbill valve 30 has a shoulder 32 at the end thereof, and the shoulder 32 is clamped between the bottom surface of the outer sleeve 31 and the bottom surface of the water bottle neck 21.

In this embodiment, the outer sleeve 31 and the water bottle joint 21 are connected by snap-fit connection, but may be connected by other methods, such as screw connection, rivet connection, adhesion, ultrasonic welding, etc.

In this embodiment, a first raised sealing ring 33 adapted to the inner circle of the bottle mouth of the water bottle is disposed on the bottom surface of the connecting cavity 28, the upper opening of the air-permeable passage 24 is located on the inner side of the sealing ring 33, and after the bottle mouth of the water bottle is connected to the inner ring 22, the first sealing ring 33 enters the bottle mouth of the water bottle and forms a seal on the inner circle of the bottle mouth of the water bottle. And a raised second sealing ring 39 matched with the inner circle of the bottle mouth of the water bottle is arranged on the bottom surface of the outer ring 23, and the bottle mouth of the water bottle is connected with the outer ring 23, then the second sealing ring 39 enters the bottle mouth of the water bottle and forms sealing on the inner circle of the bottle mouth of the water bottle.

In this embodiment, the outer ring 23 is located above the inner ring 22, a step is formed between the outer ring 23 and the inner ring 22, and the second seal ring 39 is disposed on the step.

In this embodiment, the upper ends of the outer side surfaces of the first and second seal rings 33, 39 have inclined surfaces 34 inclined from top to bottom, the lower portions of the outer side surfaces of the first and second seal rings 33, 39 are retracted, and the inclined surfaces 34 function to: during the screwing process of the water bottle, the bottle mouth can be expanded under the action of the inclined surface 34, so that the first sealing ring 33 and the second sealing ring 39 can enter the bottle mouth conveniently and can be in interference fit with the inner circle of the bottle mouth to achieve the sealing effect.

In this embodiment, the through channel 29 is provided with a leakage prevention valve to prevent water leakage during installation of the water bottle. In this embodiment, the leakage prevention valve is a flexible valve plate 35, a water passing gap 36 is formed in the flexible valve plate 35, specifically, the water passing gap 36 is cross-shaped in this embodiment, and under the action of the flexible valve plate 35, water leakage does not occur when a water bottle joint with a water bottle installed is connected to the water filling port 4; when the water pump 9 works, the water passing gap 36 of the flexible valve plate 35 can be opened so as to smoothly feed water.

In this embodiment, the specific fixing manner of the flexible valve sheet 35 is as follows: the flexible valve plate 35 is clamped between the valve cover 37 and the through flow channel 29 through the valve cover 37, and the specific structure mode in the embodiment is as follows: an inward convex bearing shoulder 38 is arranged in the through flow channel, and the flexible valve plate 35 is clamped between the valve cover 37 and the bearing shoulder 38. The valve cover 37 and the through flow passage 29 may be tightly fitted or may be snap-fitted or connected in other manners. In this embodiment, the bonnet 37 has a ring of snap rings, the inner side wall of the through flow channel 29 is provided with a ring of convex rings, when the snap rings on the bonnet 37 cross the convex rings in the through flow channel 29, the snap rings are positioned in the through flow channel, and for the convenience of crossing the convex rings, the lower surfaces of the snap rings are inclined planes which are inclined downward from the inside to the outside.

Claims

1. The portable water dispenser with better sealing comprises a dispenser body, wherein the dispenser body comprises a shell upper cover with an opening at the upper end, the opening at the upper end of the shell is provided with the upper cover, the upper cover is provided with a display screen, a water heating assembly and a control circuit board are arranged in the shell, and the display screen is connected with the control circuit board;

the utility model discloses a water bottle, including organism, filler, water bottle joint, water bottle connector, connecting cavity, water bottle connector, the filler is equipped with water bottle joint on the up end of organism, this water bottle joint have a connecting cavity, connecting cavity have a perfect understanding runner, water bottle joint connect to the filler on the back the perfect understanding runner with the filler intercommunication, the inside wall in connecting cavity is equipped with the threaded connection portion that is used for being connected with the bottleneck of water bottle, be equipped with the outside air of UNICOM and be connected to the ventilative passageway of the water bottle on this water bottle connects in this water bottle connects, its characterized in that:

2. The better sealed portable water dispenser of claim 1, characterized in that: the upper ends of the outer side surfaces of the first sealing ring and the second sealing ring are provided with inclined planes which are inclined outwards from top to bottom.

3. The better sealed portable water dispenser of claim 2, characterized in that: the lower parts of the outer side surfaces of the first sealing ring and the second sealing ring are retracted inwards.

4. A more hermetically sealed portable water dispenser as claimed in any one of claims 1 to 3 in which: the outer ring is positioned above the inner ring, a step is arranged between the outer ring and the inner ring, and the second sealing ring is arranged on the step.

5. A more hermetically sealed portable water dispenser as claimed in any one of claims 1 to 3 in which: and a buffer mechanism positioned between the water filling port and the water inlet of the water heating assembly is arranged in the water filling port.

6. The better sealed portable water dispenser of claim 5, characterized in that: the buffer mechanism is a buffer cap, and a water leakage port is formed in the buffer cap.