Water draining structure for thermos bottle and thermos bottle

Abstract

The drainage structure comprises a water pump, a lower water inlet pipe and an NTC (Negative Temperature Coefficient) temperature measuring probe, the water pump comprises a driving assembly and a driven assembly, the driving assembly comprises a first shell and a driving motor arranged on the first shell, and the driven assembly comprises a second shell and a driving motor arranged on the second shell. The driven assembly comprises a second shell connected with the first shell and an impeller arranged in the second shell, and the driving motor is in transmission connection with the impeller; one end of the lower water inlet pipe is connected and communicated with the second shell, and the other end of the lower water inlet pipe is communicated with an inner container water outlet hole; the NTC temperature measuring probe is arranged on the second shell in a penetrating mode, one end of the NTC temperature measuring probe penetrates through the lower water inlet pipe and extends into the inner container to detect the water temperature, and the other end of the NTC temperature measuring probe extends out of the second shell and is grounded. Therefore, the NTC temperature measurement probe is arranged on the second shell in a penetrating mode, the structure is simple, and the machining difficulty is low.

Description

Technical Field

[0001] The utility model relates to the technical field of water bottles, in particular to a water discharge structure for water bottles and a water bottle. Background Art

[0002] This section only provides background information related to the present application to help those skilled in the art understand the present application more thoroughly and accurately, and it is not necessarily prior art.

[0003] A water boiler is a household appliance that can boil water and keep warm. It can supply hot water at any time. It is simple and convenient to use and is widely used in homes, offices and other places.

[0004] In the existing water bottles, the bottom of the inner tank is usually provided with an NTC temperature probe which is in direct contact with the water in the inner tank to detect the temperature. In order to install and fix the NTC temperature probe, it is necessary to specially form an installation structure at the lower water inlet pipe, which is more troublesome to process. At the same time, since the NTC temperature probe includes a metal shell, and the metal shell is within the touchable range of the user, in order to ensure the safety of the user during use, the NTC temperature probe must be grounded to eliminate the static electricity of the appliance. However, the existing grounding method is also more complicated and has lower safety and reliability. Utility Model Content

[0005] In order to overcome the defects of the prior art described above, the utility model provides a water discharge structure for a water bottle and a water bottle. By inserting an NTC temperature measuring probe on a water pump housing, the structure is not only simple, but also convenient for grounding.

[0006] The technical solution adopted by the utility model to solve the problem is:

[0007] A water discharge structure for a water bottle, comprising:

[0008] A water pump, comprising a driving assembly and a driven assembly, wherein the driving assembly comprises a first housing and a driving motor disposed on the first housing, the driven assembly comprises a second housing connected to the first housing and an impeller disposed in the second housing, and the driving motor is drivingly connected to the impeller;

[0009] A lower water inlet pipe, one end of which is connected to and communicates with the second shell, and the other end of which is used to communicate with the water outlet hole of the inner tank;

[0010] An NTC temperature probe is inserted into the second shell; one end of the NTC temperature probe passes through the lower water inlet pipe and extends into the inner tank to detect the water temperature, and the other end extends out of the second shell and is grounded.

[0011] Furthermore, it also includes a filter screen arranged at one end of the lower water inlet pipe and located inside the inner tank, and one end of the NTC temperature measuring probe passes through the filter screen.

[0012] Furthermore, the NTC temperature measuring probe comprises at least a metal shell, wherein:

[0013] The metal housing is used to be connected to a grounding wire to achieve grounding; or,

[0014] The metal housing is connected with a metal bracket, and the metal bracket is used to be connected with a grounding wire to achieve grounding.

[0015] Furthermore, the second shell includes a main body, a water inlet joint arranged on the main body, and a water outlet joint arranged on the main body, the water inlet joint is connected and conducted with one end of the lower water inlet pipe, and the NTC temperature probe is passed through the water inlet joint; the impeller is arranged in the main body; the water outlet joint is used to be connected and conducted with the water outlet pipe.

[0016] Furthermore, when the metal shell is directly grounded, it also includes a mounting bracket matched with the metal shell, and the NTC temperature probe is fixed to the water inlet joint through the mounting bracket;

[0017] When the metal shell is grounded through the metal bracket, the NTC temperature measuring probe is fixed on the water inlet joint through the metal bracket.

[0018] Furthermore, the water inlet joint is provided with a mounting groove communicating with the interior thereof, wherein:

[0019] When the metal shell is directly grounded, a first sealing ring is provided in the mounting groove, a protrusion is provided on the outer wall of the metal shell, and one end of the NTC temperature probe passes through the mounting bracket and abuts against the protrusion to achieve position limiting; when the mounting bracket is fixed on the water inlet joint, the protrusion abuts against the first sealing ring to achieve waterproof sealing;

[0020] When the metal housing is grounded through the metal bracket, a second sealing ring is provided in the mounting groove, and when the metal bracket is fixed on the water inlet joint, the metal bracket abuts against the second sealing ring to achieve waterproof sealing.

[0021] Furthermore, the driving component also includes an active magnetic block mounted on the output shaft of the driving motor; the driven component also includes a shaft body arranged in the second shell, the impeller is mounted on the shaft body and a driven magnetic block is arranged in the impeller; the driving motor and the impeller are adsorbed by the active magnetic block and the driven magnetic block to achieve transmission connection.

[0022] In addition, the utility model also provides a water bottle, including the above-mentioned water discharge structure and an inner liner, wherein:

[0023] The inner tank comprises a glass tank body and a microcrystalline glass plate arranged at the bottom of the glass tank body. The microcrystalline glass plate is provided with a water outlet hole, and the top of the lower water inlet pipe is hung at the water outlet hole.

[0024] Furthermore, it also includes a heating plate arranged at the bottom of the microcrystalline glass plate, the heating plate includes a heat transfer plate and a heating pipe arranged at the bottom of the heat transfer plate, and the upper end surface of the heat transfer plate is in contact with the bottom surface of the microcrystalline glass plate to achieve heat transfer.

[0025] To sum up, the utility model provides a water discharge structure and a water bottle for a water bottle. By inserting the NTC temperature probe into the second shell of the water pump, the structure is simple, the assembly is convenient, and the processing difficulty is low. In addition, one end of the NTC temperature probe extends out of the second shell and is grounded, thereby eliminating electrical static electricity, and the grounding method is simple, safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is an explosion diagram of the water discharge structure for the water bottle of the utility model;

[0027] Figure 2 for Figure 1 A schematic diagram of the structure from another perspective;

[0028] Figure 3 It is a cross-sectional schematic diagram of the water discharge structure for a water boiler of the utility model;

[0029] Figure 4 It is a partial structural schematic diagram of the water bottle of the utility model;

[0030] Figure 5 It is a cross-sectional schematic diagram of a partial structure of a water boiling bottle of the utility model.

[0031] Figure 6 This is a structural schematic diagram of a launching structure of another embodiment of the utility model;

[0032] Figure 7 It is a cross-sectional schematic diagram of a launching structure according to another embodiment of the utility model.

[0033] The meanings of the reference numerals are as follows:

[0034] 1. Water launching structure; 11. Water pump; 111. First shell; 112. Driving motor; 113. Second shell; 1131. Main body; 1132. Water inlet joint; 11321. Mounting groove; 11322. Mounting column; 1133. Water outlet joint; 114. Impeller; 115. Active magnetic block; 116. Shaft; 117. Driven magnetic block; 12. Lower water inlet pipe; 13. NTC temperature probe; 131. Raised part; 14. First sealing ring; 15. Mounting bracket; 16. Filter; 17. Metal bracket; 18. Second sealing ring; 2. Inner tank; 21. Glass tank body; 22. Microcrystalline glass plate; 3. Heating plate; 31. Heat transfer plate; 32. Heating tube; 4. Water outlet pipe. DETAILED DESCRIPTION

[0035] For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0036] In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the modules or components referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0037] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0038] Embodiment 1

[0039] See also Figure 1-3 The utility model provides a water discharge structure 1 for a water bottle, comprising a water pump 11 and a lower water inlet pipe 12. The water pump 11 comprises a driving assembly and a driven assembly. The driving assembly comprises a first housing 111 and a driving motor 112 disposed on the first housing 111. The driven assembly comprises a second housing 113 connected to the first housing 111 and an impeller 114 disposed in the second housing 113. The driving motor 112 is in transmission connection with the impeller 114. One end of the lower water inlet pipe 12 is connected and conducted with the second housing 113, and the other end thereof is used to communicate with the water outlet of the inner liner 2.

[0040] Specifically, the driving component also includes an active magnetic block 115 mounted on the output shaft of the driving motor 112; the driven component also includes a shaft body 116 arranged in the second housing 113, the impeller 114 is mounted on the shaft body 116 and a driven magnetic block 117 is provided in the impeller 114; the driving motor 112 and the impeller 114 are adsorbed by the active magnetic block 115 and the driven magnetic block 117 to achieve transmission connection.

[0041] Therefore, when the driving motor 112 drives the active magnetic block 115 to rotate, the driven magnetic block 117 can drive the impeller 114 to rotate, so that the water in the inner tank 2 can be pumped out and discharged through the lower water inlet pipe 12 and the second shell 113 in turn to provide water for users to drink.

[0042] Furthermore, it also includes an NTC temperature measuring probe 13, which is installed on the second shell 113, and one end of the NTC temperature measuring probe 13 passes through the lower water inlet pipe 12 and extends into the inner tank 2 to detect the water temperature, and the other end of the NTC temperature measuring probe 13 extends out of the second shell 113 and is grounded.

[0043] In this embodiment, the NTC temperature probe 13 includes a metal shell (not shown in the figure) and the bottom of the metal shell is connected to a grounding wire to achieve grounding.

[0044] Therefore, by inserting the NTC temperature probe 13 into the second shell 113 of the water pump 11, not only is the structure simple, the assembly is convenient, and the processing difficulty is low; in addition, one end of the NTC temperature probe 13 extends out of the second shell 113 and is grounded, thereby eliminating electrical static electricity, and the grounding method is simple, safe and reliable.

[0045] In addition, it also includes a filter screen 16 disposed at one end of the lower water inlet pipe 12. Specifically, one end of the lower water inlet pipe 12 is bent outward to form a flange, and the filter screen 16 is riveted on the flange; the lower water inlet pipe 12 is hung at the water outlet of the inner tank 2 through the filter screen 16, and one end of the NTC temperature probe 13 is disposed through the filter screen 16.

[0046] Furthermore, the second shell 113 includes a main body 1131, a water inlet joint 1132 arranged on the main body 1131, and a water outlet joint 1133 arranged on the main body 1131, the water inlet joint 1132 is connected and conducted with one end of the lower water inlet pipe 12, and the NTC temperature probe 13 is passed through the water inlet joint 1132; the impeller 114 is arranged in the main body 1131; the water outlet joint 1133 is used to connect and conduct with the water outlet pipe 4.

[0047] For details, see Figure 2-3, and also includes a mounting bracket 15 matched with the metal shell, and the NTC temperature probe 13 is fixed to the water inlet joint 1132 through the mounting bracket 15; specifically, an annular protrusion 131 is provided on the outer wall of the metal shell, and one end of the NTC temperature probe 13 passes through the mounting bracket 15 and abuts against the protrusion 131 to achieve limiting. The water inlet joint 1132 is provided with a mounting groove 11321 connected to its interior and a first sealing ring 14 arranged in the mounting groove 11321. When the mounting bracket 15 is fixed on the water inlet joint 1132, the protrusion 131 abuts against the first sealing ring 14 to achieve waterproof sealing.

[0048] In this embodiment, the water inlet joint 1132 is provided with mounting columns 11322 located on both sides of the mounting groove 11321, and the mounting bracket 15 is fixed to the mounting columns 11322 by screwing.

[0049] Embodiment 2

[0050] See also Figure 4-5 In addition, the utility model also provides a water bottle, including the water-discharging structure 1 of the first embodiment, the inner tank 2, the heating plate 3 and the water outlet pipe 4, the inner tank 2 includes a glass tank body 21 and a microcrystalline glass plate 22 arranged at the bottom of the glass tank body 21, a water outlet hole is opened in the middle of the microcrystalline glass plate 22, and the lower water inlet pipe 12 is hung at the water outlet hole through a filter 16. The water outlet joint 1133 of the second shell 113 is connected and conducted with the water outlet pipe 4; the heating plate 3 is arranged at the bottom of the microcrystalline glass plate 22 and includes a heat transfer plate 31 and a heating pipe 32 arranged at the bottom of the heat transfer plate 31, and the upper end surface of the heat transfer plate 31 is in contact with the bottom surface of the microcrystalline glass plate 22 to achieve heat transfer.

[0051] Embodiment 3

[0052] See also Figure 6-7 The difference between the launching structure in this embodiment and that in the first embodiment is that the grounding method of the NTC temperature probe 13 is different, wherein a metal bracket 17 is connected to the metal shell, and the metal bracket 17 is used to connect to the grounding wire to achieve grounding; at the same time, the NTC temperature probe 13 is fixed to the water inlet joint 1132 through the metal bracket 17.

[0053] In addition, a second sealing ring 18 is provided in the installation groove 11321. When the metal bracket 17 is fixed on the water inlet joint 1132, the metal bracket 17 abuts against the second sealing ring 18 to achieve waterproof sealing.

[0054] In this embodiment, the metal bracket 17 is fixed to the mounting column 11322 of the water inlet joint 1132 by screwing. In summary, the utility model provides a water discharge structure 1 for a water bottle and a water bottle, which not only has a simple structure, convenient assembly, and low processing difficulty by inserting the NTC temperature probe 13 on the second shell 113 of the water pump 11; in addition, one end of the NTC temperature probe 13 extends out of the second shell 113 and is grounded, thereby eliminating static electricity of the electrical appliance, and the grounding method is simple, safe and reliable.

[0055] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0056] It should be understood that the orientations or positional relationships indicated by the terms "top", "bottom", "inside", "outside", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the modules or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0057] In addition, in the description of the present utility model, "multiple" and "several" mean two or more than two, unless otherwise clearly and specifically defined.

[0058] The technical means disclosed in the solution of the utility model are not limited to the technical means disclosed in the above-mentioned implementation mode, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the utility model, and these improvements and modifications are also regarded as the protection scope of the utility model.

Claims

1. A water discharge structure for a water bottle, characterized in that: include: A water pump, comprising a driving assembly and a driven assembly, wherein the driving assembly comprises a first housing and a driving motor disposed on the first housing, the driven assembly comprises a second housing connected to the first housing and an impeller disposed in the second housing, and the driving motor is drivingly connected to the impeller; A lower water inlet pipe, one end of which is connected to and communicates with the second shell, and the other end of which is used to communicate with the water outlet hole of the inner tank; An NTC temperature probe is inserted into the second shell; one end of the NTC temperature probe passes through the lower water inlet pipe and extends into the inner tank to detect the water temperature, and the other end extends out of the second shell and is grounded.

2. The launching structure according to claim 1, characterized in that: It also includes a filter screen which is arranged at one end of the lower water inlet pipe and located inside the inner tank, and one end of the NTC temperature measuring probe passes through the filter screen.

3. The launching structure according to claim 1 or 2, characterized in that: The NTC temperature probe at least comprises a metal shell, wherein: The metal housing is used to be connected to a grounding wire to achieve grounding; or, The metal housing is connected with a metal bracket, and the metal bracket is used to be connected with a grounding wire to achieve grounding.

4. The launching structure according to claim 3, characterized in that: The second shell includes a main body, a water inlet joint arranged on the main body, and a water outlet joint arranged on the main body, the water inlet joint is connected and conducted with one end of the lower water inlet pipe, and the NTC temperature probe is passed through the water inlet joint; the impeller is arranged in the main body; the water outlet joint is used to be connected and conducted with the water outlet pipe.

5. The launching structure according to claim 4, characterized in that: When the metal shell is directly grounded, it also includes a mounting bracket matched with the metal shell, and the NTC temperature measuring probe is fixed on the water inlet joint through the mounting bracket; When the metal shell is grounded through the metal bracket, the NTC temperature measuring probe is fixed on the water inlet joint through the metal bracket.

6. The launching structure according to claim 5, characterized in that: The water inlet joint is provided with a mounting groove connected to the interior thereof, wherein: When the metal shell is directly grounded, a first sealing ring is provided in the mounting groove, a protrusion is provided on the outer wall of the metal shell, and one end of the NTC temperature probe passes through the mounting bracket and abuts against the protrusion to achieve position limiting; when the mounting bracket is fixed on the water inlet joint, the protrusion abuts against the first sealing ring to achieve waterproof sealing; When the metal housing is grounded through the metal bracket, a second sealing ring is provided in the mounting groove, and when the metal bracket is fixed on the water inlet joint, the metal bracket abuts against the second sealing ring to achieve waterproof sealing.

7. The launching structure according to claim 1 or 2, characterized in that: The driving component also includes an active magnetic block sleeved on the output shaft of the driving motor; the driven component also includes a shaft body arranged in the second shell, the impeller is sleeved on the shaft body and a driven magnetic block is arranged in the impeller; the driving motor and the impeller are adsorbed by the active magnetic block and the driven magnetic block to achieve transmission connection.

8. A water bottle, characterized in that: It comprises a launching structure and an inner liner as claimed in any one of claims 1 to 7, wherein: The inner tank comprises a glass tank body and a microcrystalline glass plate arranged at the bottom of the glass tank body. The microcrystalline glass plate is provided with a water outlet hole, and the top of the lower water inlet pipe is hung at the water outlet hole.

9. The water bottle according to claim 8, characterized in that: It also includes a heating plate arranged at the bottom of the microcrystalline glass plate, and the heating plate includes a heat transfer plate and a heating pipe arranged at the bottom of the heat transfer plate, and the upper end surface of the heat transfer plate is in contact with the bottom surface of the microcrystalline glass plate to achieve heat transfer.

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