JP6928756B2 - Vertical electric hot water bottle and its charging stand - Google Patents

Description

The present invention relates to the field of household electric appliances, and specifically to a vertical electric hot water bottle and a charging stand thereof.

Electric hot water bottles are a soft fit device that warms the body, is also a suitable thermal treatment product, and is accepted on the market. The main body of a conventional electric hot water bottle is generally manufactured by organically sealing and joining a high-temperature resistant plastic film and a high-strength composite fiber. An energy storage medium with a large heat capacity is stored inside, and a tubular heat-generating member realizes the functions of heat retention and thermal treatment. However, when the energy storage medium is heated by the tubular heat-generating member, a large amount of gas is generated and the electric hot water bottle expands. Protective measures must be taken. However, there are safety risks as electric hot water bottles may explode. When the tubular heat generating member is immersed in the medium, it is easily corroded, the service life is shortened, and it is necessary to replace it after using it for 1-2 years. The adhesive part of the main body is deteriorated and cracked due to a processing defect, a medium leak occurs, and the futon and clothes are contaminated.

An object of the present invention is to provide a vertical electric hot water bottle and a charging stand thereof in order to eliminate defects in the prior art.

The technical solutions used in the present invention to achieve the object are as follows.

It is a vertical electric hot water bottle, including a main body, a mounting base is provided at an end of the main body, a fixed board is provided on the mounting base, and an electric outlet, a circuit board, and a water injection port are attached to the fixed board. A heating device is fixed to the mounting base, and the heating device includes a temperature controller and a heating pad.

As a further optimization of the technical solution, a pressure control device is further included, the pressure control device includes a contact switch, an elastic pressing member and a lid, and the contact switch is attached to the circuit board. A floating groove is provided on the top of the elastic pressing member, the edge of the top of the elastic pressing member extends outward to form a mounting ring, the lid is an annular hollow body, and the mounting ring is inside the lid. The elastic pressing member is attached to the mounting base via the lid, and the attached elastic pressing member is located exactly above the contact switch.

As a further optimization of the technical solution, an outlet base cover is further fitted to the outside of the fixing board, and both the fixing board and the outlet base cover are provided with outlet holes to fix the electric outlet. Locking slots are provided on both front and rear sides of the board, locking hooks are provided at corresponding locations in the outlet base cover, slide rails are further provided in the outlet base cover, and the slide board is provided in the slide rails. It is slidably attached, and after the slide board slides to a predetermined position, it tightly blocks the outlet hole in the outlet base cover, and further protruding locking blocks are provided on both front and rear sides of the fixing board. One end surface of the locking block is an inclined surface, and a concave groove is provided at a corresponding position inside the mounting base.

As a further optimization of the above technical solution, the mounting base is sealed and connected to the main body, the main body is directly injection molded on the mounting base, and the heat generating pad is a PTC heat generating pad.

As a further optimization of the technical solution, the temperature controller has a height of 8.5 centimeters.

As a further optimization of the above technical solution, the main body is made of silica gel, and a long pattern that intersects with each other is provided on the surface thereof.

As a further optimization of the technical solution, the elastic pressing member is silica gel or PVC pressing pad.

Further, a charging stand compatible with the vertical electric hot water tank, including a charging stand base cover, a power cord, a charging stand top lid, and an outlet connector compatible with the electric outlet, and the charging stand top lid is provided with a concave groove. An energizing heating hole is provided at the bottom of the concave groove, the bottom of the outlet connector is fixed to the charging stand base cover, and the head portion of the outlet connector penetrates the energizing heating hole and is formed on the upper surface of the outlet connector. When two energizing heating ports are provided and energizing heating is required, the mounting base is inserted into the concave groove, and the electric outlet is passed through the energizing heating port to be brought into contact with the power cord. do.

As a further optimization of the above technical solution, a power control PC wiring board is further included, the wiring board is provided with a tact switch, and the tact switch is located in a hole on the side surface of the charging stand top lid. The power supply control PC wiring board connects the tact switch and the power cord, and after the electric outlet comes into contact with the power cord, touches the tact switch to start energization heating, and the power supply control PC wiring board. Automatically shuts off electricity after keeping the outlet open for 3 seconds, and the heating time is up to 20 minutes. The tact switch is set so that it needs to be touched again.

Compared with the prior art, the vertical electric hot water bottle of the present invention uses a vertical energization heating method, the main body of which is integrally molded with silica gel, the medium is less likely to leak, and PTC ceramics generate heat during heating. The pad realizes uniform heat generation, it is difficult for bubbles to be generated, the problem of expansion of the electric hot water bottle is solved, and multiple auto power-off safety devices such as temperature controller, pressure controller and tact switch are provided. , Greatly avoids the occurrence of unexpected situations and is more secure.

It is the schematic which shows the three-dimensional structure in the case of energization heating which concerns on this invention. It is the schematic which shows the explosive structure of the mounting base which concerns on this invention. It is the schematic which shows the three-dimensional structure of the mounting base which concerns on this invention. It is the schematic which shows the three-dimensional structure of the outlet base cover which concerns on this invention. It is the schematic which shows the three-dimensional structure of the charging stand which concerns on this invention.

Hereinafter, the present invention will be further described with reference to the drawings and embodiments for carrying out the invention. As shown in FIG. 1-4, the vertical electric hot water bottle includes a main body 11, a mounting base 2 at the end of the main body 11, and a fixing board 12 on the mounting base 2, and the fixed board 12 has an electric outlet 6 and a circuit. A substrate 4 and a water injection port 3 are attached, a heating device is fixed to the mounting base 2, and the heating device includes a temperature controller 10 and a PTC ceramics heating pad 1. The PTC ceramic heat generating pad 1 generates more uniform heat and is less likely to generate bubbles.

In the above technical solution, a pressure control device is further provided, the pressure device includes a contact switch 7, a silica gel pressing member 8, and a lid 9, and the contact switch 7 is attached to the circuit board 4 and the silica gel is attached. A floating groove 81 is provided on the top of the pressing member 8, the edge of the top of the elastic pressing member 8 extends outward to form a mounting ring 82, the lid 9 is an annular hollow body, and the mounting ring 82 is an annular hollow body. The elastic pressing member 8 is located inside the lid body 9, and the elastic pressing member 8 is attached to the mounting base 2 via the lid body 9, and the attached elastic pressing member 8 is exactly above the contact switch 7. Located in. Since the PTC ceramics heating pad generates a small amount of air bubbles during heating, if the temperature controller 10 fails, the power cannot be immediately turned off during heating. Therefore, if the heating time is too long, air bubbles in the upper part of the main body 11 gradually increase and enter the floating groove 81 to generate a constant pressure acting on the silica gel pressing member 8, and the silica gel pressing member 8 moves downward. It reaches the bottom and touches the contact switch 7 to turn off the power, and prevents the occurrence of an unexpected situation.

As shown in FIG. 4, an outlet base cover 5 is further fitted to the outside of the fixed board 12, outlet holes are provided in both the fixed board 12 and the outlet base cover 5, and both front and rear sides of the fixed board 12 are provided. Is provided with a locking slot 121, a locking hook 51 is provided at a corresponding position in the outlet base cover 5, a slide rail 52 is further provided in the outlet base cover 5, and a slide is provided in the slide rail 52. The board 14 is slidably attached, and after the slide board 14 slides to a predetermined position, it tightly blocks the outlet hole in the outlet base cover 5 and plays a role of dustproofing the electric outlet 6.

Locking blocks 122 that protrude further on both front and rear sides of the fixing board 12 are provided, one end surface of the locking block 122 becomes a slope, and a concave groove is provided at a corresponding position inside the mounting base 2. The fixing board 12 and the mounting base 2 are assembled by fitting the locking block 122 and the concave groove. With this structure, the fixed board 12 can be removed, which facilitates maintenance.

In the above technical solution, the height of the temperature controller 10 is 8.5 centimeters. When heating, the temperature at the top of the PTC ceramics heating pad 1 is high and the temperature at the bottom is low, but the temperature sensed at that height is the most stable and is closest to the actual water temperature.

In the above technical solution, the main body 11 is made of silica gel. Silica gel has moderate flexibility and a certain degree of plasticity, but its shape is relatively fixed and the expansion space is extremely limited. Improved to ceramic heating pad 1.

In the above technical solution, long patterns that intersect each other may be formed on the surface of the main body 11 and may be freely pressed.

As shown in FIG. 5, it is a charging stand compatible with the vertical electric hot water tank in the above technical solution, and is a charging stand base cover 13, a power cord 19, a charging stand top lid 15, and an outlet connector compatible with the electric outlet 6. A recessed groove 151 is provided in the charging stand top lid 15, an energizing heating hole is provided in the bottom of the recessed groove 151, and the bottom of the outlet connector 18 is fixed to the charging stand base cover 13 to include the outlet. The head portion of the connector 18 penetrates the energizing heating hole, and two energizing heating ports 181 are provided on the upper surface of the outlet connector 18, and when energizing heating is required, the mounting base 2 is placed in the recessed groove 151. The electric outlet 6 is passed through the energizing heating port 181 and brought into contact with the power cord 19.

In FIG. 5, a power control PC wiring board 20 is further included, a tact switch 16 is provided on the wiring board, and the tact switch 16 is located in a hole 152 on the side surface of the charging stand top lid 15, and the power control PC wiring is provided. The board 20 connects the tact switch 16 and the power cord 19, and after the electric outlet 6 comes into contact with the power cord 19, touches the tact switch 16 to start energizing and heating, and the power control PC wiring. The substrate 20 automatically shuts off electricity after the outlet is held open for 3 seconds, and the heating time is up to 20 minutes. After the heating is completed, the board 20 automatically shuts off electricity and needs to be heated again. Then, it is set so that the tact switch 16 needs to be touched again. Even if a failure occurs in both the temperature controller 10 and the pressure control device, electricity can be automatically cut off to prevent the occurrence of an unexpected situation. In order to prevent repeated heating of the electric hot water bottle, after the heating is completed and the electricity is automatically cut off, when heating is required again, the tact switch 16 is touched again.

The assembly process of the vertical electric hot water bottle of the present invention is as follows. First, the mounting base 2 is manufactured, and then the temperature controller 10, the PTC ceramic heat generating pad 1, the silica gel pressing member 8 of the pressure control device, and the lid 9 are mounted on the mounting base 2. Subsequently, the main body 11 is directly injection-molded on the assembled mounting base 2. After molding, the mounting base 2 and the main body 11 cannot be removed, the sealing property is high, and water leakage can be avoided. In the present invention, a plurality of annular locking slots are provided on the outer periphery of the mounting base 2, and a plurality of annular locking slots corresponding to the plurality of annular locking slots are provided inside the injection-molded main body 11 end portion to improve the sealing property. .. Further, the contact switch 7, the circuit board 4, the electric outlet 6, and the water injection port 3 are attached to the circuit board mounting board 12, and the circuit board 12 is locked in the mounting base 2 via the locking block 122. Finally, the outlet base cover 5 is fitted to the electric outlet fixing board 12, and both are assembled by fitting the locking hook 51 and the locking slot 121 to complete the assembly of the electric hot water bottle. When energization heating is not required, the slide board 14 is slid to block the outlet hole. When energization heating is required, the slide board 14 is slid to expose the outlet hole, the mounting base 2 is inserted into the concave groove 151, and the tact switch 16 is touched to energize and heat.

The preferred embodiments of the present invention will be described in detail above. It should be understood that one of ordinary skill in the art can make multiple modifications and variants based on the concept of the present invention without spending creative effort. Therefore, it goes without saying that any of the technical solutions obtained by those skilled in the art through logical analysis, reasoning or finite experiment based on the prior art based on the idea of the present invention is included in the scope of protection of the present invention. be.

Claims (8)

It ’s a vertical electric hot water bottle.
A main body (11) and a pressure control device are included, a mounting base (2) is provided at an end of the main body (11), a fixed board (12) is provided on the mounting base (2), and the fixed board (11) is provided. An electric outlet (6), a circuit board (4) and a water injection port (3) are attached to 12), a heating device is fixed to the mounting base (2), and the heating device is a temperature controller (10) and heat generation. the pad (1) only contains,
The pressure control device includes a contact switch (7), an elastic pressing member (8) and a lid (9), and the contact switch (7) is attached to the circuit board (4) and the elastic pressing member (8) is attached. ) Is provided with a floating groove (81), the edge of the top of the elastic pressing member (8) extends outward to form a mounting ring (82), and the lid (9) is an annular hollow body. , The mounting ring (82) is located in the lid (9), and the elastic pressing member (8) is mounted and mounted on the mounting base (2) via the lid (9). The elastic pressing member (8) is a vertical electric hot water bottle characterized in that it is located directly above the contact switch (7). An outlet base cover (5) is further fitted to the outside of the fixed board (12), and outlet holes are provided in both the fixed board (12) and the outlet base cover (5). Locking slots (121) are provided on both front and rear sides of the above, locking hooks (51) are provided at corresponding locations in the outlet base cover (5), and slide rails (52) are provided in the outlet base cover (5). ) Is further provided, the slide board (14) is slidably mounted in the slide rail (52), and after the slide board (14) slides to a predetermined position, the outlet base cover (5) Locking blocks (122) are provided on both front and rear sides of the fixing board (12) so as to tightly block the outlet holes in the above, and one end surface of the locking block (122) becomes an inclined surface, and the mounting base (2) The vertical electric hot water tank according to claim 1, wherein a concave groove is provided at a corresponding position inside the). The mounting base (2) is sealed and connected to the main body (11), the main body (11) is directly injection-molded on the mounting base (2), and the heat generating pad (1) is a PTC heat generating pad. The vertical electric hot water bottle according to claim 1. The vertical electric hot water bottle according to claim 1, wherein the temperature controller (10) has a height of 8.5 cm. The vertical electric hot water bottle according to claim 1, wherein the main body (11) is made of silica gel, and a long pattern that intersects with each other is provided on the surface thereof. The elastic pressing member (8) is a silica gel or PVC pressing pad.
The vertical electric hot water bottle according to claim 1. A charging stand compatible with the vertical electric hot water bottle according to claim 1.
Includes a charging stand base cover (13), a power cord (19), a charging stand top lid (15) and an outlet connector (18) compatible with the electrical outlet (6), and a recess (151) in the charging stand top lid (15). ) Is provided, an energizing heating hole is provided at the bottom of the concave groove (151), the bottom of the outlet connector (18) is fixed to the charging stand base cover (13), and the head of the outlet connector (18) is provided. The portion penetrates the energizing heating hole, and two energizing heating ports (181) are provided on the upper surface of the outlet connector (18), and when energizing heating is required, the mounting base (2) is formed into the concave groove. A charging stand that is inserted into (151) and has the electric outlet (6) passed through the energizing heating port (181) to be brought into contact with the power cord (19). A power control PC wiring board (20) is further included, and a tact switch (16) is provided on the wiring board, and the tact switch (16) is located in a hole (152) on the side surface of the charging stand top lid (15). The power control PC wiring board (20) connects the tact switch (16) and the power cord (19), and the electric outlet (6) comes into contact with the power cord (19) before the tact. When the switch (16) is touched to start energizing heating, the heating time is up to 20 minutes, the electricity is automatically cut off after the heating is completed, and heating is required again, the tact switch (16) is switched on again. A charging stand compatible with the vertical electric hot water tank according to claim 7 , wherein the charging stand is set so as to need to be touched.

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