Vacuum cup

Abstract

The vacuum cup comprises a base and a cup body, a lower coupler is arranged at the top of the base, an upper coupler is arranged at the bottom of the cup body, the cup body comprises a cup body and a cup base, the cup body is provided with a containing cavity with the top open, the cup base is detachably connected to the bottom of the cup body, an IH heating device, a rechargeable battery and an electric control device are arranged in the cup base, and the upper coupler is arranged at the bottom of the cup base. The upper coupler, the IH heating device and the rechargeable battery are all electrically connected with the electric control device, the cup body is arranged on the base through the cup base, the upper coupler and the lower coupler are coupled to conduct electricity to charge the rechargeable battery, the rechargeable battery supplies power to the electric control device and the IH heating device, the electric control device controls on-off of the IH heating device, and the IH heating device heats liquid contained in the cup body. The cup body and the cup base are detachable, the cup body is convenient to clean, water is prevented from entering the cup base, the requirement for the overall waterproof sealing performance of the cup body is lowered, and therefore the purpose of lowering cost is achieved.

Description

Technical Field

[0001] The utility model relates to a cup with a heat-insulating function. Background Art

[0002] There are currently two structures on the market that achieve water insulation in cups. One type of thermos cup includes a heating base and a cup body. The cup body needs to be placed on the heating base continuously. The cup body is in contact with the heating device of the heating base. The heating device continuously heats the cup body to maintain the water temperature in the cup. The cup body loses its insulation function when it leaves the heating base. The use range and position of the cup body are limited by the heating base. Another type of thermos cup includes a power supply base and a heating cup body. A battery is provided in the heating cup body. The power supply base charges the battery. The heating cup body includes a cup body and a heating film. The heating film is coated on the bottom of the cup body. The battery supplies power to the heating film. The heating film heats the cup body to maintain the water temperature in the cup. The heating cup body has high requirements for waterproof sealing, resulting in high costs. Utility Model Content

[0003] The utility model aims to provide a thermos cup which has low requirements on waterproof sealing and is easy to clean.

[0004] The purpose of the utility model is achieved in this way.

[0005] A thermos cup includes a base and a cup body, a lower coupler is provided on the top of the base, an upper coupler is provided on the bottom of the cup body, the cup body includes a cup body and a cup holder, the cup body is provided with a holding cavity with an open top, the cup holder is detachably connected to the bottom of the cup body, an IH heating device, a rechargeable battery and an electric control device are provided in the cup holder, an upper coupler is provided at the bottom of the cup holder, the upper coupler, the IH heating device and the rechargeable battery are all electrically connected to the electric control device, the cup body sits on the base through the cup holder, the upper coupler and the lower coupler are coupled and conductive to charge the rechargeable battery, the rechargeable battery supplies power to the electric control device and the IH heating device, the electric control device controls the switch of the IH heating device, and the IH heating device heats the liquid contained in the cup body. The cup body and the cup holder of the utility model are detachable, which is convenient for cleaning the cup body, preventing water from entering the cup holder, and reducing the overall waterproof sealing requirements of the cup body, thereby achieving the purpose of reducing costs, and the cup body is easy to move and can maintain the heat preservation function.

[0006] The above technical solution can be further improved as follows.

[0007] Furthermore, the cup holder is provided with a temperature sensor, which is electrically connected to the electronic control device. When the cup holder is installed at the bottom of the cup body, the temperature sensor contacts the bottom surface of the cup body, and the temperature sensor is used to detect the water temperature in the holding cavity. The temperature sensor enables the electronic control device to effectively control the operation of the IH heating device to maintain the temperature of the liquid in the holding cavity of the cup body.

[0008] Furthermore, the cup holder and the cup body are connected by threads, so the cup holder and the cup body can be assembled and disassembled simply and easily.

[0009] Furthermore, a wall extends downward from the bottom of the cup body, an inner thread is provided on the inner side of the wall, an annular notch is provided on the top of the cup seat, an outer thread is provided on the side wall of the annular notch, and the cup seat and the cup body are connected by the inner thread and the outer thread until the wall and the bottom surface of the annular notch abut against each other. After the cup seat and the cup body are connected, the outer side is relatively flat and does not protrude.

[0010] Furthermore, the cup holder includes an upper cover and a lower seat, the upper cover extends an annular wall downward along the contour edge, the bottom plate and side plates of the lower seat form an electrical cavity, an annular groove is provided on the inner side of the top of the side plate, the upper cover and the lower seat are connected and fixed by a connecting piece, the annular wall sits on the bottom surface of the annular groove, the annular notch is formed between the outer side of the annular wall and the top surface of the side plate, and the external thread is provided on the outer side of the annular wall corresponding to the annular notch.

[0011] Furthermore, a first sealing groove is provided on the bottom surface of the annular groove, a first sealing ring is provided in the first sealing groove, and the bottom surface of the annular wall is in sealing contact with the first sealing ring, so as to prevent foreign matter from entering the electrical cavity through the gap between the upper cover and the lower seat.

[0012] Furthermore, the upper cover is provided with a through hole, and the temperature sensor extends out of the through hole and contacts the bottom surface of the cup body, thereby improving the temperature sensing accuracy of the temperature sensor.

[0013] Furthermore, a second sealing groove is provided on the top surface of the upper cover around the through hole, a second sealing ring is provided in the second sealing groove, and the top of the temperature sensor and the upper cover clamp the second sealing ring to prevent foreign matter from entering the electrical cavity through the gap between the through hole and the temperature sensor.

[0014] Furthermore, the lower seat is provided with a plurality of first pillars and second pillars in the electrical cavity, the electric control device is fixed on the first pillar, the IH heating device is fixed on the second pillar through a bracket, the top surface of the IH heating device is close to the bottom surface of the upper cover, the rechargeable battery is placed between the electric control device and the bracket, the IH heating device is provided with a first clearance hole corresponding to the through hole, the bracket is provided with a second clearance hole corresponding to the through hole, the bottom of the temperature sensor passes through the first clearance hole and the second clearance hole and is placed above the electric control device, the upper coupler is provided on the bottom surface of the electric control device, and the bottom plate of the lower seat is provided with a mounting hole corresponding to the upper coupler. The electric control device, the IH heating device and the rechargeable battery are simple and easy to install. The bracket prevents the IH heating device from affecting the rechargeable battery and the electric control device.

[0015] Furthermore, the base is provided with a charging circuit board, the lower coupler is electrically connected to the top surface of the charging circuit board, and the top of the lower coupler extends upward from the top surface of the base. The base is thin.

[0016] The utility model has beneficial effects.

[0017] The cup body and cup base of the utility model are detachable, which is convenient for cleaning the cup body, prevents water from entering the cup base, reduces the overall waterproof and sealing requirements of the cup body, thereby achieving the purpose of reducing costs. The cup body is easy to move and can maintain the heat preservation function. The cup base and the cup body are simple and easy to disassemble and assemble. The cup base has good sealing performance and foreign matter is not easy to enter. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the first embodiment.

[0019] Figure 2 It is a schematic diagram of the matching structure of the base and the cup body in the first embodiment.

[0020] Figure 3 This is a schematic diagram of the matching structure of the base, cup body and cup holder in Example 1.

[0021] Figure 4 It is a schematic cross-sectional structure diagram of the first embodiment.

[0022] Figure 5 This is a schematic diagram of the decomposed structure of Example 1.

[0023] Figure 6 This is a schematic diagram of the decomposition structure of Example 1 (from another perspective). DETAILED DESCRIPTION

[0024] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0025] Example 1, see Figure 1-6 As shown, a thermos cup includes a base 1 and a cup body 2. A lower coupler 11 is provided on the top of the base 1. The base 1 is provided with a charging circuit board 12, the lower coupler 11 is electrically connected to the top surface of the charging circuit board 12, and the top of the lower coupler 11 extends upward from the top surface of the base 1. The charging circuit board 12 is provided with a USB Type-C charging interface 13 on the side of the base 1.

[0026] The cup body 2 includes a cup body 3 and a cup base 4, and the cup base 4 is detachably connected to the bottom of the cup body 3. The cup body 3 is provided with a containing cavity 30 with an open top, and the cup body 3 is made of metal or a ceramic material with a metal layer. An IH heating device 41, a rechargeable battery 42, an electric control device 43 and a temperature sensor 44 are provided in the cup base 4. An upper coupler 45 is provided at the bottom of the cup base 4, and the upper coupler 45, the IH heating device 41, the temperature sensor 44 and the rechargeable battery 42 are all electrically connected to the electric control device 43. Preferably, the temperature sensor 44 is an NTC temperature sensing sensor. A cup cover 33 is provided on the top of the cup body 3.

[0027] Specifically, a surrounding wall 31 extends downward from the bottom of the cup body 3, an internal thread 32 is provided on the inner side of the surrounding wall 31, an annular notch 80 is provided on the top of the cup base 4, and an external thread 54 is provided on the side wall of the annular notch 80. The cup base 4 and the cup body 3 are threadedly connected (i.e., the detachable connection) through the internal thread 32 and the external thread 54 until the surrounding wall 31 and the bottom surface of the annular notch 80 are abutted against each other.

[0028] The cup holder 4 includes an upper cover 5 and a lower seat 6. A through hole 50 is provided at the center of the upper cover 5, a second sealing groove 53 is provided on the top surface of the upper cover 5 around the through hole 50, a second sealing ring (not shown in the figure) is provided in the second sealing groove 53, an annular wall 51 extends downward along the contour edge of the upper cover 5, and a first stud 52 extends downward from the bottom surface of the upper cover 5.

[0029] The bottom plate 7 and the side plate 8 of the lower seat 6 enclose an electrical cavity 60. An annular groove 81 is provided on the inner side of the top of the side plate 8, and a first sealing groove 82 is provided on the bottom surface of the annular groove 81. A first sealing ring (not shown in the figure) is provided in the first sealing groove 82. The lower seat 6 is provided with a plurality of first pillars 61, second pillars 62 and second studs 63 in the electrical cavity 60. The electric control device 43 is fixed on the first pillar 61, the IH heating device 41 is fixed on the second pillar 62 through the bracket 9, the top surface of the IH heating device 41 is close to the bottom surface of the upper cover 5, the rechargeable battery 42 is placed between the electric control device 43 and the bracket 9, the IH heating device 41 is provided with a first clearance hole 410 corresponding to the through hole 50, and the bracket 9 is provided with a second clearance hole 90 corresponding to the through hole 50, the bottom of the temperature sensor 44 passes through the first clearance hole 410 and the second clearance hole 90 and is placed above the electric control device 43, the upper coupler 45 is provided on the bottom surface of the electric control device 43, and the bottom plate 7 of the lower seat 6 is provided with a mounting hole 70 corresponding to the upper coupler 45. The electric control device 43 is a control circuit board, which is provided with control electrical components 46 (such as touch buttons), and the outer side of the lower seat 6 forms a control area corresponding to the control electrical components 46. Preferably, the lower seat 6 is integrally formed.

[0030] The upper cover 5 sits on the lower seat 6, that is, the first stud 52 sits on the second stud 63, and the first stud 52 sits on the second stud 63 and is fixed by a connecting piece (bolt). The annular wall 51 sits on the bottom surface of the annular groove 81, and the annular notch 80 is formed between the outer side of the annular wall 51 and the top surface of the side plate 8, and the outer side of the annular wall 51 is provided with the external thread 54 corresponding to the annular notch 80. Among them, the bottom surface of the annular wall 51 is in sealing contact with the first sealing ring. The top of the temperature sensor 44 and the upper cover 5 clamp the second sealing ring. After the cup body 3 and the cup seat 4 are connected, the temperature sensor 44 extends out of the through hole 50 and contacts the bottom surface of the cup body 3. Preferably, the first stud 52 and the second support 62 clamp the bracket 9.

[0031] In this embodiment, the upper coupler 45 is a pin-slot conductive coupler, and the lower coupler 11 is a pin-insertion conductive coupler.

[0032] The cup body 3 sits on the base 1 through the cup holder 4. The upper coupler 45 and the lower coupler 11 are coupled and conductive to charge the rechargeable battery 42. The rechargeable battery 42 supplies power to the electronic control device 43 and the IH heating device 41. The electronic control device 43 controls the switch of the IH heating device 41, and the IH heating device 41 heats the liquid contained in the cup body 3. The temperature sensor 44 is electrically connected to the electronic control device 43. When the cup holder 4 is installed at the bottom of the cup body 3, the temperature sensor 44 contacts the bottom surface of the cup body 3. The temperature sensor 44 is used to detect the water temperature in the containing cavity 30. When the water temperature is lower than the first preset value, the electronic control device 43 controls the IH heating device 41 to work until the water temperature reaches or exceeds the second preset value, and the electronic control device 43 controls the IH heating device 41 to stop working. The user can also control the electronic control device 43 through the control area, and then the IH heating device 41 works or stops working.

[0033] When cleaning, the cup seat 4 is rotated and removed from the cup body 3, and only the cup body 3 is cleaned. The cup body 3 is easy to clean and the risk of water entering the cup seat 4 is avoided.

Claims

1. A thermos cup, comprising a base (1) and a cup body (2), wherein a lower coupler (11) is provided at the top of the base (1) and an upper coupler (45) is provided at the bottom of the cup body (2), wherein: The cup body (2) comprises a cup body (3) and a cup holder (4). The cup body (3) is provided with a containing cavity (30) with an open top. The cup holder (4) is detachably connected to the bottom of the cup body (3). An IH heating device (41), a rechargeable battery (42) and an electric control device (43) are provided in the cup holder (4). An upper coupler (45) is provided at the bottom of the cup holder (4). The upper coupler (45), the IH heating device (41) and the rechargeable battery (42) are all electrically connected to the electric control device (43). The cup body (3) sits on the base (1) through the cup holder (4). The upper coupler (45) and the lower coupler (11) are coupled and conductive to charge the rechargeable battery (42). The rechargeable battery (42) supplies power to the electric control device (43) and the IH heating device (41). The electric control device (43) controls the switch of the IH heating device (41). The IH heating device (41) heats the liquid contained in the cup body (3).

2. The thermos cup according to claim 1, characterized in that: The cup holder (4) is provided with a temperature sensor (44), and the temperature sensor (44) is electrically connected to the electric control device (43). When the cup holder (4) is installed on the bottom of the cup body (3), the temperature sensor (44) is in contact with the bottom surface of the cup body (3). The temperature sensor (44) is used to detect the water temperature in the containing cavity (30).

3. The thermos cup according to claim 1, characterized in that: The cup base (4) and the cup body (3) are connected via threads.

4. The thermos cup according to claim 2, characterized in that: A surrounding wall (31) extends downward from the bottom surface of the cup body (3), an internal thread (32) is provided on the inner side of the surrounding wall (31), an annular notch (80) is provided on the top of the cup seat (4), and an external thread (54) is provided on the side wall of the annular notch (80), and the cup seat (4) and the cup body (3) are threadedly connected via the internal thread (32) and the external thread (54) until the surrounding wall (31) and the bottom surface of the annular notch (80) abut against each other.

5. The thermos cup according to claim 4, characterized in that: The cup holder (4) comprises an upper cover (5) and a lower seat (6); the upper cover (5) extends an annular wall (51) downward along the contour edge; the bottom plate (7) and the side plate (8) of the lower seat (6) enclose an electrical cavity (60); an annular groove (81) is provided on the inner side of the top of the side plate (8); the upper cover (5) and the lower seat (6) are connected and fixed by a connecting piece; the annular wall (51) sits on the bottom surface of the annular groove (81); the annular notch (80) is formed between the outer side of the annular wall (51) and the top surface of the side plate (8); and the outer side of the annular wall (51) is provided with the external thread (54) corresponding to the annular notch (80).

6. The thermos cup according to claim 5, characterized in that: A first sealing groove (82) is provided on the bottom surface of the annular groove (81), a first sealing ring is provided in the first sealing groove (82), and the bottom surface of the annular wall (51) is in sealing contact with the first sealing ring.

7. The thermos cup according to claim 5, characterized in that: The upper cover (5) is provided with a through hole (50), and the temperature sensor (44) extends out of the through hole (50) to contact the bottom surface of the cup body (3).

8. The thermos cup according to claim 7, characterized in that: A second sealing groove (53) is provided on the top surface of the upper cover (5) around the through hole (50), a second sealing ring is provided in the second sealing groove (53), and the top of the temperature sensor (44) and the upper cover (5) clamp the second sealing ring.

9. The thermos cup according to claim 8, characterized in that: The lower seat (6) is provided with a plurality of first pillars (61) and second pillars (62) in the electrical cavity (60); the electric control device (43) is fixed on the first pillars (61); the IH heating device (41) is fixed on the second pillars (62) via a bracket (9); the top surface of the IH heating device (41) is close to the bottom surface of the upper cover (5); the rechargeable battery (42) is placed between the electric control device (43) and the bracket (9); the IH heating device (41) is provided with a first clearance hole (410) corresponding to the through hole (50); the bracket (9) is provided with a second clearance hole (90) corresponding to the through hole (50); the bottom of the temperature sensor (44) passes through the first clearance hole (410) and the second clearance hole (90) and is placed above the electric control device (43); the upper coupler (45) is arranged on the bottom surface of the electric control device (43); and the bottom plate (7) of the lower seat (6) is provided with a mounting hole (70) corresponding to the upper coupler (45).

10. The thermos cup according to claim 5, characterized in that: The base (1) is provided with a charging circuit board (12), the lower coupler (11) is electrically connected to the top surface of the charging circuit board (12), and the top of the lower coupler (11) extends upward from the top surface of the base (1).

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