Semiconductor thermoelectric power generation thermos bottle

Abstract

The utility model discloses a semiconductor thermoelectric power generation thermos bottle which comprises a shell, a top cover and an inner container, the top cover is connected to the upper end of the shell in a threaded mode, and an inner boss is arranged on the lower wall of the inner side of the shell. When hot water exists, heat of the hot water is absorbed through the heat absorption block inserted into the inner container and transmitted to the semiconductor power generation module to generate electric energy, when hot water does not exist, the hand generator arranged at the bottom of the shell generates power and supplies the power to the power storage module, and power is continuously supplied through the power storage module, so that the practicability of the semiconductor thermoelectric power generation thermos flask is effectively improved; by arranging the heat absorption block in direct contact with hot water to absorb heat of the hot water and then conducting the heat to the semiconductor power generation module, compared with a traditional technology in which heat is absorbed through an inner container wall, the semiconductor power generation module is higher in heat absorption speed, and the power generation efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of thermos kettles, in particular to a semiconductor temperature difference power generation thermos kettle. Background Art

[0002] Nowadays, outdoor travel is popular among young and middle-aged people, who often carry a large number of electronic devices, making it imperative to carry charging devices. However, under certain conditions, charging devices cannot be replenished in a timely manner, rendering them useless. For example, in the case of outdoor lighting, if the charging device cannot be charged or maintained, it will result in staying in dark or dim conditions, which will inevitably affect the travel experience.

[0003] In the existing technology, there is a technology that proposes to use the temperature difference between the hot water in the cup and the external environment to achieve self-powered power generation through a semiconductor power generation module. The temperature difference is converted into electrical energy, and then through a boost module to achieve the purpose of using electricity. Combined with an LED lamp, the effect of backup lighting can be achieved. This structure is also suitable for thermoses used for outdoor travel, and the capacity of the thermos is larger than that of a cup, which can provide more electricity. However, when there is no hot water outdoors, this type of device becomes a decoration. For this reason, it is necessary to optimize and improve the structure of the semiconductor thermoelectric power generation kettle. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a semiconductor temperature difference power generation kettle.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a semiconductor thermoelectric power generation kettle, comprising an outer shell, a top cover and an inner liner, the top cover is threadedly connected to the upper end of the outer shell, the inner lower wall of the outer shell is provided with an inner boss, the inner liner is fixedly connected to the inside of the outer shell and is located above the inner boss, the front wall of the inner liner is provided with a rectangular groove, the inner rear wall of the rectangular groove is provided with a heat absorption hole that passes through the interior of the inner liner, the front wall of the inner liner is provided with a thermoelectric power generation structure for absorbing heat in the inner liner to perform thermoelectric power generation, the front wall of the outer shell is provided with a front opening, and the inner side wall of the front opening is fixedly connected to a ventilation plate. A USB interface is fixedly connected to the ventilation plate, a cavity is provided on the lower wall of the inner boss, a mounting seat is threadedly connected to the inner wall of the cavity, the horizontal height of the lower wall of the mounting seat is higher than the lower wall of the outer shell, the inner lower wall of the mounting seat is rotatably connected to a rotating shaft in a through-shape, and a crank structure for facilitating the rotation of the rotating shaft is provided at one end of the rotating shaft located on the lower wall of the mounting seat, a second gear is fixedly connected to one end of the rotating shaft located inside the mounting seat, a standby power generation structure that is driven to rotate by meshing of the second gear is provided on the inner right wall of the mounting seat, and a power storage structure for storing electrical energy is provided on the rear wall of the inner wall of the mounting seat.

[0006] As a further description of the above technical solution:

[0007] The thermoelectric power generation structure includes a heat absorption block, a semiconductor power generation module, thermal insulation cotton, a heat conducting block and a radiator. The heat absorption block is fixedly connected to the inner rear wall of the rectangular groove. The heat absorption block is composed of a mounting plate and multiple groups of heat absorption sheets fixedly connected to the rear wall of the mounting plate. The mounting plate is fixedly connected to the inner rear wall of the rectangular groove. The ends of the multiple groups of heat absorption sheets away from the mounting plate all pass through the heat absorption hole and extend into the interior of the liner. A sealing groove is provided on the inner rear wall of the rectangular groove and located outside the heat absorption hole. A sealing ring is provided on the inner wall of the sealing groove. The heat absorbing block and the inner rear wall of the rectangular groove are sealed by a sealing ring. The thermal insulation cotton is fixedly connected to the front wall of the heat absorbing block and is located inside the rectangular groove. A thermal insulation cavity that passes through from front to back is provided inside the thermal insulation cotton. The semiconductor power generation module and the heat conductive block are fixedly connected to the inner side wall of the heat insulation cavity in sequence from back to front, and the rear wall and front wall of the semiconductor power generation module are respectively pressed against the front wall of the heat absorbing block and the rear wall of the heat conductive block. The radiator is fixedly connected to the front wall of the inner tank, and the side of the heat conductive block away from the semiconductor power generation module is pressed against the rear wall of the radiator.

[0008] As a further description of the above technical solution:

[0009] A mounting groove is fixedly connected to the rear wall of the ventilation plate near the upper wall, and the USB interface is fixedly connected to the inner wall of the mounting groove. The front end of the USB interface passes through the inner wall of the ventilation plate and is flush with the front wall of the ventilation plate. The USB interface is electrically connected to the temperature difference power generation structure and the power storage structure through a boost module.

[0010] As a further description of the above technical solution:

[0011] The front wall of the ventilation plate is provided with a plurality of ventilation openings which are through-through from front to back.

[0012] As a further description of the above technical solution:

[0013] The crank structure includes a rocker arm and a rotating handle. The rocker arm is fixedly connected to the end of the rotating shaft extending to the lower side of the mounting seat. A connecting groove is provided at the end of the rocker arm away from the rotating shaft. The inner side wall of the connecting groove is rotatably connected to a rotating plate. The rotating handle is rotatably connected to the end of the rotating plate away from the rocker arm.

[0014] As a further description of the above technical solution:

[0015] The backup power generation structure includes a hand-cranked generator and a first gear. A second mounting plane is provided on the inner right wall of the mounting base. The hand-cranked generator is fixedly connected to the right wall of the second mounting plane. The first gear is fixedly connected to the outer wall of the hand-cranked generator shaft. The circumferential outer wall of the first gear is engaged with the second gear. The backup power generation structure is electrically connected to the power storage structure.

[0016] As a further description of the above technical solution:

[0017] The power storage structure is a power storage module. The inner rear wall of the mounting seat is provided with a first mounting plane, and the power storage module is fixedly connected to the front wall of the first mounting plane.

[0018] The utility model has the following beneficial effects:

[0019] 1. Compared with the existing technology, this semiconductor thermoelectric power kettle, when there is hot water, absorbs the heat of the hot water through the heat absorption block inserted in the inner pot, and transfers it to the semiconductor power generation module to generate electricity. When there is no hot water, the hand-cranked generator set at the bottom of the shell generates electricity to supply the power storage module, and the power storage module continues to supply power, effectively improving the practicality of the semiconductor thermoelectric power kettle.

[0020] 2. Compared with the existing technology, this semiconductor thermoelectric kettle absorbs the heat of the hot water by setting a heat-absorbing block in direct contact with the hot water, and then transfers it to the semiconductor power generation module. Compared with the traditional technology of absorbing heat through the inner wall, the semiconductor power generation module absorbs heat faster, effectively improving the power generation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of a semiconductor thermoelectric power generation kettle proposed in the present invention;

[0022] Figure 2 This is an exploded view of the overall structure of a semiconductor thermoelectric power generation kettle proposed in the present invention;

[0023] Figure 3 The utility model proposes a semiconductor temperature difference power generation kettle Figure 2 A partial enlarged view of point A in the middle;

[0024] Figure 4 The utility model proposes a semiconductor temperature difference power generation kettle Figure 2 A partial enlarged view of point B in the middle.

[0025] Legend:

[0026] 1. Outer shell; 101. Front opening; 102. Inner boss; 2. Top cover; 3. Inner liner; 4. Ventilation plate; 5. USB port; 6. Ventilation port; 7. Mounting slot; 8. Sealing slot; 9. Rectangular slot; 901. Heat absorbing hole; 10. Sealing ring; 11. Heat absorbing block; 12. Semiconductor power generation module; 13. Insulation cotton; 1301. Insulation cavity; 14. Heat conducting block; 15. Radiator; 16. Power storage module; 17. Hand-cranked generator; 18. First gear; 19. Second gear; 20. Rotating shaft; 21. Rocker arm; 2101. Connecting slot; 2102. Rotating plate; 2103. Rotating handle; 22. Mounting seat; 2201. First mounting plane; 2202. Second mounting plane. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] Reference Figures 1 to 4 The utility model provides a semiconductor thermoelectric power generation kettle: comprising an outer shell 1, a top cover 2 and an inner liner 3, the top cover 2 being threadedly connected to the upper end of the outer shell 1, an inner boss 102 being provided on the inner lower wall of the outer shell 1, and the inner liner 3 being fixedly connected to the inside of the outer shell 1 and located above the inner boss 102;

[0029] In order to utilize the heat of hot water for thermoelectric power generation, a rectangular groove 9 is provided on the front wall of the inner tank 3, and a heat absorption hole 901 which penetrates the interior of the inner tank 3 is provided on the inner rear wall of the rectangular groove 9. A thermoelectric power generation structure for absorbing heat in the inner tank 3 for thermoelectric power generation is provided on the front wall of the inner tank 3. The thermoelectric power generation structure includes a heat absorption block 11, a semiconductor power generation module 12, thermal insulation cotton 13, a heat conducting block 14 and a radiator 15. The heat absorption block 11 is fixedly connected to the inner rear wall of the rectangular groove 9. The heat absorption block 11 is composed of a mounting plate and a plurality of heat absorption sheets fixedly connected to the rear wall of the mounting plate. The mounting plate is fixedly connected to the inner rear wall of the rectangular groove 9. The ends of the plurality of heat absorption sheets away from the mounting plate all penetrate the heat absorption hole 901 and extend into the interior of the inner tank 3. A sealing groove 8 is provided on the inner rear wall of the rectangular groove 9 and is located outside the heat absorption hole 901. A sealing ring 10 is provided on the inner wall of the sealing groove 8. The heat absorption block 1 1 is sealed with the inner rear wall of the rectangular groove 9 by a sealing ring 10, the thermal insulation cotton 13 is fixedly connected to the front wall of the heat absorbing block 11 and is located inside the rectangular groove 9, and a thermal insulation cavity 1301 is provided inside the thermal insulation cotton 13, and the semiconductor power generation module 12 and the heat conducting block 14 are fixedly connected to the inner wall of the heat insulation cavity 1301 in sequence from back to front, and the rear wall and front wall of the semiconductor power generation module 12 are respectively pressed against the front wall of the heat absorbing block 11 and the rear wall of the heat conducting block 14, and the radiator 15 is fixedly connected to the front wall of the inner tank 3, and the side of the heat conducting block 14 away from the semiconductor power generation module 12 is pressed against the rear wall of the radiator 15, and the multiple groups of heat absorbing sheets on the heat absorbing block 11 are in direct contact with the hot water, and after absorbing heat, they are transferred to the semiconductor power generation module 12 through the mounting plate, thereby improving the heat transfer efficiency, and the semiconductor power generation module 12 generates electricity through the temperature difference between the hot water and the outside temperature;

[0030] In order to facilitate ventilation and heat dissipation of the radiator 15, a front opening 101 is provided on the front wall of the housing 1. A ventilation plate 4 is fixedly connected to the inner wall of the front opening 101. The front wall of the ventilation plate 4 is provided with multiple groups of ventilation holes 6 that pass through the front and back. Through the multiple groups of ventilation holes 6, the heat generated by the radiator 15 can be quickly diffused to the outside, achieving the purpose of rapid heat dissipation, which is conducive to increasing the temperature difference between the front and rear sides of the semiconductor power generation module 12;

[0031] In order to facilitate power supply when lighting is needed, a USB port 5 is fixedly connected to the ventilation plate 4. A mounting slot 7 is fixedly connected to the rear wall of the ventilation plate 4 near the upper wall. The USB port 5 is fixedly connected to the inner wall of the mounting slot 7. The front end of the USB port 5 passes through the inner wall of the ventilation plate 4 and is flush with the front wall of the ventilation plate 4. The USB port 5 is electrically connected to the thermoelectric power generation structure and the power storage structure through the boost module. When the semiconductor power generation module 12 generates electricity, or when the standby power generation structure generates electricity, lighting can be achieved by plugging a lighting device with a USB plug into the USB port 5.

[0032] The lower wall of the inner boss 102 is provided with a cavity, and the inner wall of the cavity is threadedly connected to the mounting seat 22. The horizontal height of the lower wall of the mounting seat 22 is higher than the lower wall of the shell 1. The inner lower wall of the mounting seat 22 is rotatably connected to the rotating shaft 20. The rotating shaft 20 is located at one end of the lower wall of the mounting seat 22 and is provided with a crank structure for facilitating the rotation of the rotating shaft 20. The crank structure includes a rocker arm 21 and a rotating handle 2103. The rocker arm 21 is fixedly connected to the end of the rotating shaft 20 extending to the lower side of the mounting seat 22. The end of the rocker arm 21 away from the rotating shaft 20 is provided with a connecting groove 2101. The inner wall of the connecting groove 2101 is rotatably connected to a rotating plate 2102. The rotating handle 2103 is rotatably connected to the end of the rotating plate 2102 away from the rocker arm 21. When the rotating handle 2103 is flipped downward to be perpendicular to the rocker arm 21, the rotating handle 2103 can be conveniently pinched to drive the rocker arm 21 to rotate along the axis of the rotating shaft 20, thereby generating a driving force.

[0033] In order to improve the practicality of the cup warmer, one end of the rotating shaft 20 located inside the mounting seat 22 is fixedly connected to the second gear 19, and the inner right wall of the mounting seat 22 is provided with a standby power generation structure that is driven to rotate by the engagement of the second gear 19 to generate electricity. The standby power generation structure includes a hand-cranked generator 17 and a first gear 18. A second mounting plane 2202 is provided on the inner right wall of the mounting seat 22. The hand-cranked generator 17 is fixedly connected to the right wall of the second mounting plane 2202. The first gear 18 is fixedly connected to the outer wall of the extended shaft of the hand-cranked generator 17. The outer wall of the circumference of the first gear 18 is engaged with the second gear 19. The standby power generation structure is electrically connected to the power storage structure. When the rocker arm 21 rotates, the engagement of the second gear 19 with the first gear 18 drives the extended shaft of the hand-cranked generator 17 to rotate, and electric energy is generated by the hand-cranked generator 17, so that electric energy can be provided for convenient lighting even when there is no hot water, thereby improving practicality.

[0034] In order to store the electric energy generated by the backup power generation structure, a power storage structure for storing electric energy is provided on the inner rear wall of the mounting seat 22. The power storage structure is a power storage module 16. A first mounting plane 2201 is provided on the inner rear wall of the mounting seat 22. The power storage module 16 is fixedly connected to the front wall of the first mounting plane 2201. The electric energy generated by the hand-cranked generator 17 is stored through the power storage module 16, so that there is no need to continuously rotate the rocker arm 21 when using lighting.

[0035] Working principle: The multiple groups of heat absorbing sheets on the heat absorbing block 11 are in direct contact with the hot water. After absorbing the heat, they are transferred to the semiconductor power generation module 12 through the mounting plate to improve the heat transfer efficiency. The semiconductor power generation module 12 generates electricity through the temperature difference between the hot water and the outside temperature. Through the multiple groups of ventilation holes 6, the heat generated by the radiator 15 can be quickly diffused to the outside to achieve the purpose of rapid heat dissipation, which is conducive to increasing the temperature difference between the front and back sides of the semiconductor power generation module 12. When the semiconductor power generation module 12 generates electricity, or when the standby power generation structure generates electricity, the lighting device with a USB plug can be inserted into the USB interface 5 to achieve lighting. It is clear that when the rotating handle 2103 is flipped downward to be perpendicular to the rocker arm 21, the rotating handle 2103 can be conveniently pinched to drive the rocker arm 21 to rotate along the axis of the rotating shaft 20 to generate driving force. The standby power generation structure is electrically connected to the power storage structure. When the rocker arm 21 rotates, the second gear 19 is engaged with the first gear 18 to drive the hand-cranked generator 17 to extend the shaft and rotate. The hand-cranked generator 17 generates electrical energy, so that even when there is no hot water, it can provide electrical energy for convenient lighting, thereby improving practicality. The electrical energy generated by the hand-cranked generator 17 is stored through the power storage module 16, so that there is no need to continuously rotate the rocker arm 2 when using lighting.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A semiconductor thermoelectric power kettle, characterized by: The invention comprises an outer shell (1), a top cover (2) and an inner liner (3), wherein the top cover (2) is threadedly connected to the upper end of the outer shell (1), an inner boss (102) is provided on the inner lower wall of the outer shell (1), the inner liner (3) is fixedly connected to the inner shell (1) and is located above the inner boss (102), a rectangular groove (9) is provided on the front wall of the inner liner (3), a heat absorption hole (901) which is connected to the inner liner (3) is provided on the inner rear wall of the rectangular groove (9), a thermoelectric power generation structure for absorbing heat in the inner liner (3) for thermoelectric power generation is provided on the front wall of the inner shell (1), a front opening (101) is provided on the front wall of the outer shell (1), a ventilation plate (4) is fixedly connected to the inner wall of the front opening (101), and a US B interface (5), the lower wall of the inner boss (102) is provided with a cavity, the inner wall of the cavity is threadedly connected to a mounting seat (22), the lower wall of the mounting seat (22) is higher than the lower wall of the shell (1), the inner lower wall of the mounting seat (22) is rotatably connected to a rotating shaft (20), one end of the rotating shaft (20) located on the lower wall of the mounting seat (22) is provided with a crank structure for facilitating the rotation of the rotating shaft (20), one end of the rotating shaft (20) located inside the mounting seat (22) is fixedly connected to a second gear (19), the inner right wall of the mounting seat (22) is provided with a standby power generation structure that is driven to rotate by engagement with the second gear (19) to generate electricity, and the rear wall of the inner wall of the mounting seat (22) is provided with a power storage structure for storing electrical energy.

2. The semiconductor thermoelectric power kettle according to claim 1, characterized in that: The thermoelectric power generation structure comprises a heat absorbing block (11), a semiconductor power generation module (12), thermal insulation cotton (13), a heat conducting block (14) and a radiator (15). The heat absorbing block (11) is fixedly connected to the inner rear wall of the rectangular groove (9). The heat absorbing block (11) is composed of a mounting plate and a plurality of heat absorbing sheets fixedly connected to the rear wall of the mounting plate. The mounting plate is fixedly connected to the inner rear wall of the rectangular groove (9). The ends of the plurality of heat absorbing sheets away from the mounting plate all pass through the heat absorbing hole (901) and extend into the interior of the liner (3). A sealing groove (8) is provided on the inner rear wall of the rectangular groove (9) and located outside the heat absorbing hole (901). A sealing ring (10) is provided on the inner wall of the sealing groove (8). The heat absorbing block (11) is fixedly connected to the rectangular groove (9). The inner rear wall of the rectangular groove (9) is sealed by a sealing ring (10), the thermal insulation cotton (13) is fixedly connected to the front wall of the heat absorbing block (11) and is located inside the rectangular groove (9), and a thermal insulation cavity (1301) that is through-through from front to back is provided inside the thermal insulation cotton (13), the semiconductor power generation module (12) and the heat conducting block (14) are fixedly connected to the inner wall of the heat insulation cavity (1301) in sequence from back to front, and the rear wall and front wall of the semiconductor power generation module (12) are respectively pressed against the front wall of the heat absorbing block (11) and the rear wall of the heat conducting block (14), the radiator (15) is fixedly connected to the front wall of the inner tank (3), and the side of the heat conducting block (14) away from the semiconductor power generation module (12) is pressed against the rear wall of the radiator (15).

3. The semiconductor thermoelectric power kettle according to claim 1, characterized in that: A mounting groove (7) is fixedly connected to the rear wall of the ventilation plate (4) and close to the upper wall. The USB interface (5) is fixedly connected to the inner wall of the mounting groove (7). The front end of the USB interface (5) passes through the inner wall of the ventilation plate (4) and is flush with the front wall of the ventilation plate (4). The USB interface (5) is electrically connected to the temperature difference power generation structure and the power storage structure through a boost module.

4. The semiconductor thermoelectric power kettle according to claim 1, characterized in that: The front wall of the ventilation plate (4) is provided with a plurality of groups of ventilation openings (6) that penetrate front to back.

5. The semiconductor thermoelectric power kettle according to claim 1, characterized in that: The crank structure comprises a rocker arm (21) and a rotating handle (2103), wherein the rocker arm (21) is fixedly connected to an end of the rotating shaft (20) extending to the lower side of the mounting seat (22), and a connecting groove (2101) is provided at an end of the rocker arm (21) away from the rotating shaft (20), and a rotating plate (2102) is rotatably connected to an inner side wall of the connecting groove (2101), and the rotating handle (2103) is rotatably connected to an end of the rotating plate (2102) away from the rocker arm (21).

6. The semiconductor thermoelectric power kettle according to claim 1, characterized in that: The standby power generation structure comprises a hand-cranked generator (17) and a first gear (18); a second mounting plane (2202) is provided on the inner right wall of the mounting seat (22); the hand-cranked generator (17) is fixedly connected to the right wall of the second mounting plane (2202); the first gear (18) is fixedly connected to the outer wall of the shaft extending from the hand-cranked generator (17); the circumferential outer wall of the first gear (18) is meshed with the second gear (19); and the standby power generation structure is electrically connected to the power storage structure.

7. The semiconductor thermoelectric power kettle according to claim 1, characterized in that: The electricity storage structure is an electricity storage module (16); a first mounting plane (2201) is provided on the inner rear wall of the mounting seat (22); and the electricity storage module (16) is fixedly connected to the front wall of the first mounting plane (2201).

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