Electric heating vacuum bottle

Abstract

The utility model relates to the technical field of thermos bottles, in particular to an electric heating thermos bottle which comprises a shell, a heat insulation ring is fixed to the inner wall, close to the top, of the shell, inner containers are arranged in the heat insulation ring and the shell, an outer screw groove is formed in the top of the outer wall of the heat insulation ring, and a screw joint sleeve is in screw joint with the outer screw groove. A bottle cap is fixed to the top of the threaded connection sleeve, a bottle plug inserted into the top of the inner wall of the inner container is fixed to the middle of the bottom of the bottle cap, water outlet pipes are fixed to one side of the heat insulation ring and one side of the shell, and a water outlet is formed in the top of one side of the inner container. Hot water in the bottle can be kept at a certain temperature for a long time in a simple mode, drinking is facilitated, the flow of the water outlet pipe is also convenient to adjust, the bottle cap can be separated from the whole thermos bottle, and the heating pipe has good disassembly and assembly performance and is convenient to replace.

Description

Technical Field

[0001] The utility model relates to the technical field of thermos bottles, in particular to an electric thermos bottle. Background Art

[0002] Thermos bottles are commonly used in daily life. Their principle is to use vacuum to keep warm. Common products include hot water bottles. The advantage of this type of thermos is that it can extend the cooling time of hot water. The disadvantage is that although it can extend the cooling time, it is indeed impossible to keep the hot water at a certain temperature. Therefore, electric thermos bottles are produced. On the basis of traditional thermos bottles, electric heating and other functions are added. Through simple or complex methods, the hot water in the bottle can be kept at a certain temperature for a long time.

[0003] After searching, the patent publication number CN207101155U is an electric thermos bottle, comprising a liquid chamber shell, a cylindrical shell and two insulation brackets, the liquid chamber shell and the cylindrical shell are both set to be symmetrical structures up and down, the inner wall of the liquid chamber shell is provided with a vacuum insulation layer, the upper and lower ends of the liquid chamber shell are both provided with liquid chamber bottle openings, the liquid chamber bottle openings are connected with sealing covers through threads, the upper and lower ends of the liquid chamber shell are both connected with steering wheels, and the middle part of the liquid chamber shell is provided with an electric heater; the utility model adopts a liquid chamber shell and a cylindrical shell with symmetrical structures up and down, and does not need to distinguish between the positive and reverse directions, which is convenient and quick to use. The liquid chamber shell connected to the steering wheel is threadedly connected to the cylindrical shell, and the relative position between the liquid chamber shell and the cylindrical shell can be adjusted, which is convenient for adjusting the heat dissipation speed. The battery powers the control panel to prevent electric shock accidents.

[0004] In the process of implementing this solution, it was found that the following problems in the prior art have not been well solved: the heating elements in the electric thermos bottles in the prior art will be damaged after long-term use, and the heating elements in the existing electric thermos bottles are all located inside the inner liner, and they do not have good disassembly and assembly performance, making their subsequent replacement inconvenient. Therefore, it is urgent to design an electric thermos bottle to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an electric thermos bottle to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] An electric thermos bottle comprises an outer shell, an insulating ring is fixed to the inner wall of the outer shell near the top, and an inner liner is arranged inside the insulating ring and inside the outer shell, an outer screw groove is provided at the top of the outer wall of the insulating ring, and a screw sleeve is screwed on the outer screw groove, a bottle cap is fixed to the top of the screw sleeve, a bottle plug inserted in the top of the inner wall of the inner liner is fixed at the middle position of the bottom of the bottle cap, a water outlet pipe is fixed to one side of the insulating ring and one side of the outer shell, and a water outlet is provided at the top of one side of the inner liner, the position of the water outlet is matched with the position of the water outlet pipe, the bottom of the bottle plug is lower than the bottom of the water outlet, an equipment cavity is provided at the middle position of the top of the bottle cap, a heater is fixedly installed on the bottom inner wall of the equipment cavity, and a heating tube passing through the bottle plug is fixedly installed at the bottom of the heater.

[0008] Furthermore, a top cover is fixedly installed on the top of the equipment cavity, and a controller and a temperature sensor are fixedly installed on the top cover, and the controller, the temperature sensor and the heater are electrically connected.

[0009] Furthermore, a handle is fixedly mounted on one side of the shell, and a wiring groove is opened inside the handle. An electric slip ring is fixedly mounted on the bottom of the bottle cap, and a power connection passing through the wiring groove is arranged on the electric slip ring. The electric slip ring is electrically connected to the controller.

[0010] Furthermore, an inner screw groove is provided in the middle of the bottom of the shell, and a bottle seat is screwed on the inner screw groove. A second sealing ring is fixed to the inner wall of the bottom of the shell and is attached to the outer wall of the bottle seat.

[0011] Furthermore, the heating tube is inserted into the inner container, and the outer diameter of the heating tube is smaller than the outer diameter of the bottle stopper.

[0012] Furthermore, an annular groove is provided on the inner wall of the inner liner near the top, and a first sealing ring is provided on the inner wall of the annular groove. The first sealing ring is located below the bottom of the bottle stopper, and the first sealing ring is attached to the top of the outer wall of the inner liner.

[0013] Furthermore, the inner wall corners of the heat insulation ring are provided with equidistantly distributed limiting grooves in a circular shape, and the outer wall corners of the liner are fixed with equidistantly distributed limiting blocks, which are inserted into the limiting grooves.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the utility model, the shell, the water outlet pipe, the bottle cap, the controller, the temperature sensor, the bottle seat, the liner, the heat insulation ring, the heater and the heating tube are used to form the whole electric thermos bottle structure, and the water in the bottle is heated by the heater and the heating tube, so that the hot water in the bottle can be kept at a certain temperature for a long time in a simple way;

[0016] In the utility model, by utilizing the cooperation of the provided heat insulating ring, the outer screw groove, the screw sleeve, the bottle cap, the water outlet pipe, the bottle plug and the water outlet, the bottle cap and the screw sleeve can be rotated to a certain angle to adjust the height of the bottle plug, so that the water outlet pipe is opened for drinking water and the flow rate of the water outlet pipe is adjusted. The screw sleeve can be rotated to separate from the outer screw groove, so that the bottle cap can be separated from the entire thermos bottle, so that the heating tube has better disassembly and assembly performance and is easy to replace. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The figure is a schematic diagram of the overall structure of an electric thermos bottle.

[0018] Figure 2 The utility model is a front cross-sectional view of an electric thermos bottle.

[0019] Figure 3 The present invention is a schematic diagram of the bottle cap and heating tube structure of an electric thermos bottle.

[0020] Figure 4 The present invention is a schematic diagram of the annular groove and the limiting groove structure of an electric thermos bottle.

[0021] Figure 5 The present invention is a schematic diagram of the inner liner and water outlet structure of an electric thermos bottle.

[0022] In the figure: 1. outer shell; 2. water outlet pipe; 3. bottle cap; 4. top cover; 5. controller; 6. temperature sensor; 7. handle; 8. power connection; 9. bottle holder; 10. liner; 11. insulation ring; 12. screw sleeve; 13. equipment cavity; 14. heater; 15. electric slip ring; 16. bottle stopper; 17. first sealing ring; 18. limit block; 19. second sealing ring; 20. heating tube; 21. annular groove; 22. limit groove; 23. inner screw groove; 24. outer screw groove; 25. water outlet. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 5In an embodiment of the utility model, an electric thermos bottle includes an outer shell 1, an insulating ring 11 is fixed to the inner wall of the outer shell 1 near the top, and an inner liner 10 is arranged inside the insulating ring 11 and inside the outer shell 1, an outer screw groove 24 is opened at the top of the outer wall of the insulating ring 11, and a screw sleeve 12 is screwed on the outer screw groove 24, a bottle cap 3 is fixed to the top of the screw sleeve 12, a bottle plug 16 inserted in the top of the inner wall of the inner liner 10 is fixed at the middle position of the bottom of the bottle cap 3, a water outlet pipe 2 is fixed to one side of the insulating ring 11 and one side of the outer shell 1, and a water outlet 25 is opened at the top of one side of the inner liner 10, the position of the water outlet 25 is matched with the position of the water outlet pipe 2, the bottom of the bottle plug 16 is lower than the bottom of the water outlet 25, an equipment cavity 13 is opened at the middle position of the top of the bottle cap 3, and a heater is fixedly installed on the bottom inner wall of the equipment cavity 13 14, a heating tube 20 passing through the bottle stopper 16 is fixedly installed at the bottom of the heater 14, the heating tube 20 is inserted into the interior of the inner liner 10, and the outer diameter of the heating tube 20 is smaller than the outer diameter of the bottle stopper 16, a top cover 4 is fixedly installed on the top of the equipment cavity 13, and a controller 5 and a temperature sensor 6 are fixedly installed on the top cover 4, the controller 5, the temperature sensor 6 and the heater 14 are electrically connected, a handle 7 is fixedly installed on one side of the outer shell 1, and a wiring groove is provided inside the handle 7, an electric slip ring 15 is fixedly installed at the bottom of the bottle cap 3, a power supply connection 8 passing through the wiring groove is provided on the electric slip ring 15, and the electric slip ring 15 is electrically connected to the controller 5, the screw sleeve 12 is continuously rotated to disengage it from the outer screw groove 24, so that the bottle cap 3 can be separated from the entire thermos bottle, so that the heating tube 20 can be taken out of the inner liner 10 for easy replacement.

[0025] Specifically, an inner screw groove 23 is opened in the middle position of the bottom of the outer shell 1, and a bottle seat 9 is screwed on the inner screw groove 23. A second sealing ring 19 that fits the outer wall of the bottle seat 9 is fixed to the inner wall of the bottom of the outer shell 1, which is convenient for installing the bottle seat 9. The second sealing ring 19 also keeps the interior of the thermos bottle in a sealed state.

[0026] Specifically, an annular groove 21 is provided on the inner wall of the inner liner 10 near the top, and a first sealing ring 17 is provided on the inner wall of the annular groove 21. The first sealing ring 17 is located below the bottom of the bottle stopper 16. The first sealing ring 17 is attached to the top of the outer wall of the inner liner 10. The first sealing ring 17 is used to seal the bottom of the water outlet 25 to prevent moisture from leaking from the gap between the inner liner 10 and the insulation ring 11.

[0027] Specifically, the inner wall corners of the insulation ring 11 are provided with equidistantly distributed limiting grooves 22 in a ring shape, and the outer wall corners of the inner liner 10 are fixed with equidistantly distributed limiting blocks 18, which are inserted into the inner part of the limiting grooves 22. The clamping action of the limiting blocks 18 and the limiting grooves 22 ensures the stability of the inner liner 10 and also ensures that the water outlet 25 corresponds to the water outlet pipe 2.

[0028] The working principle of the utility model is as follows: when in use, the user utilizes the shell 1, the water outlet pipe 2, the bottle cap 3, the controller 5, the temperature sensor 6, the bottle seat 9, the liner 10, the heat insulation ring 11, the heater 14 and the heating tube 20 to form the entire electric thermos bottle structure, utilizes the controller 5 to control the heater 14 to heat the water in the bottle through the heating effect of the heating tube 20, and cooperates to control the temperature of the thermos bottle under the action of the temperature sensor 6, the user rotates the bottle cap 3 and the screw sleeve 12 to a certain angle, adjusts the height of the bottle stopper 16, so that the water outlet pipe 2 is connected to the water outlet 25, which is convenient for pouring water, and can also adjust the flow rate of the water outlet pipe 2 to avoid the problem of overflow or scalding caused by pouring too much water at one time, and in the subsequent disassembly and assembly, the screw sleeve 12 is continuously rotated to disengage it from the outer screw groove 24, so that the bottle cap 3 can be separated from the entire thermos bottle, which is convenient for taking out the heating tube 20 from the liner 10 for replacement.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention.

Claims

1. An electric thermos bottle, comprising a housing (1), characterized in that: A heat insulating ring (11) is fixed to the inner wall of the outer shell (1) near the top, and an inner liner (10) is arranged inside the heat insulating ring (11) and inside the outer shell (1), an outer screw groove (24) is provided at the top of the outer wall of the heat insulating ring (11), and a screw sleeve (12) is screwed on the outer screw groove (24), a bottle cap (3) is fixed to the top of the screw sleeve (12), and a bottle plug (16) inserted into the top of the inner wall of the inner liner (10) is fixed at the middle position of the bottom of the bottle cap (3), and one side of the heat insulating ring (11) and the outer liner (10) are connected to each other. A water outlet pipe (2) is fixed on one side of the shell (1), and a water outlet (25) is provided on the top of one side of the inner liner (10), the position of the water outlet (25) matches the position of the water outlet pipe (2), the bottom of the bottle plug (16) is lower than the bottom of the water outlet (25), a device cavity (13) is provided at the middle position of the top of the bottle cap (3), a heater (14) is fixedly installed on the inner wall of the bottom of the device cavity (13), and a heating tube (20) passing through the bottle plug (16) is fixedly installed on the bottom of the heater (14).

2. The electric thermos bottle according to claim 1, characterized in that: A top cover (4) is fixedly mounted on the top of the equipment cavity (13), and a controller (5) and a temperature sensor (6) are fixedly mounted on the top cover (4); the controller (5), the temperature sensor (6) and the heater (14) are electrically connected.

3. The electric thermos bottle according to claim 2, characterized in that: A handle (7) is fixedly mounted on one side of the housing (1), and a wiring groove is provided inside the handle (7). An electric slip ring (15) is fixedly mounted on the bottom of the bottle cap (3), and a power supply connection (8) passing through the wiring groove is provided on the electric slip ring (15). The electric slip ring (15) is electrically connected to the controller (5).

4. The electric thermos bottle according to claim 1, characterized in that: An inner screw groove (23) is provided in the middle of the bottom of the shell (1), and a bottle seat (9) is screwed onto the inner screw groove (23). A second sealing ring (19) is fixed to the inner wall of the bottom of the shell (1) and is attached to the outer wall of the bottle seat (9).

5. The electric thermos bottle according to claim 1, characterized in that: The heating tube (20) is inserted into the interior of the inner container (10), and the outer diameter of the heating tube (20) is smaller than the outer diameter of the bottle stopper (16).

6. The electric thermos bottle according to claim 1, characterized in that: An annular groove (21) is provided on the inner wall of the inner liner (10) near the top, and a first sealing ring (17) is provided on the inner wall of the annular groove (21). The first sealing ring (17) is located below the bottom of the bottle stopper (16), and the first sealing ring (17) is attached to the top of the outer wall of the inner liner (10).

7. The electric thermos bottle according to claim 6, characterized in that: The inner wall corners of the heat insulation ring (11) are provided with equidistantly distributed limiting grooves (22) in an annular shape, and the outer wall corners of the inner container (10) are fixed with equidistantly distributed limiting blocks (18), which are inserted into the limiting grooves (22).

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