阅读说明：本技术 电暖器 (Electric heater ) 是由 段敬飞 于 2021-07-31 设计创作，主要内容包括：本发明涉及一种电暖器,包括发热底座、背板和上盖,所述背板设置在发热底座上,所述发热底座包括石墨烯发热膜、底座和反射板,所述石墨烯发热膜设置在底座内,石墨烯发热膜靠近底座的上端面,所述反射板设置在底座内腔并位于石墨烯发热膜下方,反射板靠近底座的下端面,所述上盖以转动方式设置在底座上,所述上盖、背板和底座共同围成取暖腔,所述上盖旋转调整取暖腔的体积。满足用户不同的暖脚需求,而且热量在取暖腔内流动,取暖腔减少热量散失,大大提高暖脚效果。(The invention relates to an electric heater which comprises a heating base, a back plate and an upper cover, wherein the back plate is arranged on the heating base, the heating base comprises a graphene heating film, a base and a reflecting plate, the graphene heating film is arranged in the base, the graphene heating film is close to the upper end face of the base, the reflecting plate is arranged in an inner cavity of the base and located below the graphene heating film, the reflecting plate is close to the lower end face of the base, the upper cover is arranged on the base in a rotating mode, the upper cover, the back plate and the base are enclosed to form a heating cavity, and the upper cover rotates to adjust the volume of the heating cavity. Satisfy the warm foot demand of user difference, the heat flows in the heating intracavity moreover, and the heating chamber reduces the heat and scatters and disappears, improves warm foot effect greatly.)

1. The utility model provides an electric heater, includes base, backplate and the upper cover that generates heat, its characterized in that: the utility model discloses a heating device, including base, backplate, heating base, graphite alkene heating film, base, reflecting plate, upper cover, backplate and base, the backplate sets up on the base, the base that generates heat includes graphite alkene heating film, base and reflecting plate, graphite alkene heating film sets up in the base, and graphite alkene heating film is close to the up end of base, the reflecting plate sets up at base inner chamber and is located graphite alkene heating film below, and the reflecting plate is close to the lower terminal surface of base, the upper cover sets up on the base with the rotation mode, upper cover, backplate and base enclose into the heating chamber jointly, the volume in upper cover rotation adjustment heating chamber.

2. The electric heater according to claim 1, characterized in that: the heating base further comprises a thermal protection switch and a temperature sensor, the thermal protection switch and the temperature sensor are arranged in the base, the temperature measuring end of the temperature sensor is close to the graphene heating film, and the graphene heating film, the thermal protection switch and the temperature sensor are electrically connected.

3. The electric heater according to claim 1, characterized in that: still include and remove peculiar smell device, it sets up in the base to remove peculiar smell device.

4. The electric heater according to claim 1, characterized in that: the upper cover comprises an upper cover body, a graphene heating film and a reflecting plate, the graphene heating film is arranged in an inner cavity of the upper cover body, the graphene heating film is close to the lower end face of the upper cover body, the reflecting plate is arranged in the inner cavity of the upper cover body and located above the graphene heating film, and the reflecting plate is close to the upper end face of the upper cover body.

5. The electric heater of claim 4, wherein: the upper cover still includes thermal protection switch, thermal protection switch sets up in the upper cover body, graphite alkene heating film and thermal protection switch electricity are connected.

6. The electric heater of claim 4, wherein: grooves are arranged on the upper end face of the upper cover body at intervals to form concave-convex surfaces.

7. The electric heater of claim 4, wherein: the heating device is characterized by further comprising a blocking block, wherein a mounting opening is formed in the back plate, a sliding groove is formed in the periphery, located at the mounting opening, of the back plate, the back plate is arranged on the heating base, a rotating shaft is arranged on the upper cover body, a sliding block is arranged on the rotating shaft, penetrates through the mounting opening, enters the sliding groove and slides along the sliding groove, and is detachably arranged in the sliding groove, so that the blocking block limits the sliding range of the sliding block, and the rotating angle of the upper cover body is limited.

8. The electric heater of claim 7, wherein: the sliding block is tightly attached to the inner wall of the sliding groove and is in interference fit with the sliding groove.

9. The electric heater of claim 5, wherein: the temperature adjusting device is characterized by further comprising a temperature adjusting panel, the temperature adjusting panel is arranged on the base, and the graphene heating film, the thermal protection switch and the temperature sensor are electrically connected with the temperature adjusting panel respectively.

Technical Field

The invention relates to an electric heater.

Background

Along with the development of science and technology, the quality of people's life constantly improves, also constantly improves to the requirement of consumer, because adopt the inconvenient and careless phenomenon such as still cause carbon monoxide poisoning easily of mode of stove heating in winter, thereby has appeared on the market that one batch utilizes the heating board to refract the heat and go out and play the heating effect through the device that generates heat.

Two electric heaters have appeared in the market, one kind planar, one kind is foldable electric heater, finds through market survey that these two electric heaters all have a defect just be the sole heating and the instep is but expose outside or back heating and the sole phenomenon of cooling appears, and the heating effect is relatively poor, and user experience effect is very not good.

Disclosure of Invention

The invention aims to provide an electric heater which is simple in structure, adjustable in heating range and good in heating effect.

The purpose of the invention is realized as follows:

the utility model provides an electric heater, is including base, backplate and the upper cover that generates heat, the backplate sets up on the base that generates heat, the base that generates heat includes graphite alkene heating film, base and reflecting plate, graphite alkene heating film sets up in the base, and graphite alkene heating film is close to the up end of base, the reflecting plate sets up at base inner chamber and is located graphite alkene heating film below, and the reflecting plate is close to the lower terminal surface of base, the upper cover sets up on the base with the rotation mode, upper cover, backplate and base enclose into the heating chamber jointly, the volume in upper cover rotation adjustment heating chamber.

The heating device comprises a base, a graphene heating film, a reflecting plate, a heating cavity, an upper cover, a back plate and a base, wherein the graphene heating film is arranged in the base, the reflecting plate is arranged below the graphene heating film, heat of the graphene heating film is upwards transferred to the surface of the base (namely the inner wall of the heating cavity) to warm feet, the heat of the graphene heating film is downwards transferred to the reflecting plate, the reflecting plate reflects the heat to the surface of the base (namely the inner wall of the heating cavity), heat loss is reduced, and the heating effect is enhanced.

The aim of the invention can also be solved by the following technical measures:

further, the heating base further comprises a thermal protection switch and a temperature sensor, the thermal protection switch and the temperature sensor are arranged in the base, the temperature measuring end of the temperature sensor is close to the graphene heating film, and the graphene heating film, the thermal protection switch and the temperature sensor are electrically connected. Temperature sensor real-time supervision graphite alkene heating film's temperature, if graphite alkene heating film's temperature reaches when presetting the temperature value, the power supply of graphite alkene heating film is cut off immediately to the thermal protection switch, avoids the electric heater overheated, improves the security of electric heater greatly.

Further, still include odor removal device, odor removal device sets up in the base. Through being provided with and removing the peculiar smell device, remove the peculiar smell device and can adsorb the peculiar smell, avoid peculiar smell production or peculiar smell to stop in the heating chamber, improve the health of electric heater.

Further, the upper cover includes lid, graphite alkene heating film and reflecting plate, graphite alkene heating film sets up at last lid inner chamber, and graphite alkene heating film is close to the lower terminal surface of last lid, the reflecting plate sets up at last lid inner chamber and is located graphite alkene heating film top, and the reflecting plate is close to the up end of last lid.

The graphene heating film is arranged in the upper cover body, the reflecting plate is arranged above the graphene heating film, heat of the graphene heating film is downwards transmitted to the bottom surface of the upper cover body (namely the inner wall of the heating cavity) to warm feet, heat of the graphene heating film is upwards transmitted to the reflecting plate, the reflecting plate reflects the heat to the bottom surface of the upper cover body (namely the inner wall of the heating cavity), heat loss is reduced, the heating effect is enhanced, the graphene heating film of the upper cover and the graphene heating film of the base heat together to form a winding type heating effect, and the uniform heating effect is achieved.

Further, the upper cover still includes thermal protection switch, thermal protection switch sets up in the upper cover body, graphite alkene heating film and thermal protection switch electricity are connected. When the temperature of the graphene heating film reaches the preset temperature value, the heat protection switch immediately cuts off the power supply of the graphene heating film, so that the electric heater is prevented from being overheated, and the safety of the electric heater is greatly improved.

Furthermore, the upper end face of the upper cover body is provided with grooves at intervals to form concave-convex surfaces. When the upper cover body rotates, the upper cover body can be far away from the backboard or enter a region between the backboard and the base, when the upper cover body enters or leaves the region between the backboard and the base, the concave and convex surfaces contact the bottom surface of the backboard, so that the upper cover body vibrates, the hand feeling of the user for rotating the upper cover body is enhanced, the concave and convex surfaces of the upper cover body are designed to facilitate the mold opening of the upper cover body, the deformation of the upper cover body is avoided, and the production cost is greatly reduced.

The heating device further comprises a blocking block, the back plate is provided with a mounting opening, a sliding groove is formed in the periphery, located at the mounting opening, of the back plate, the back plate is arranged on the heating base, the upper cover body is provided with a rotating shaft, a sliding block is arranged on the rotating shaft, the rotating shaft penetrates through the mounting opening, meanwhile, the sliding block enters the sliding groove and slides along the sliding groove, the blocking block is detachably arranged in the sliding groove, and the blocking block limits the sliding range of the sliding block, so that the rotating angle of the upper cover body is limited.

In the pivot of going up the lid inserted the installing port of backplate, go up lid and backplate rotation connection, the backplate is provided with the groove of sliding moreover, and the pivot is provided with the slider moreover, and the slider gets into the inslot of sliding and slides along the groove of sliding, block that the piece sets up in the groove of sliding with removable mode, block the range of sliding of piece restriction slider, the rotation angle that leads to going up the lid is restricted to the volume control range in restriction heating chamber improves the practicality of electric heater.

Furthermore, the sliding block is tightly attached to the inner wall of the sliding groove, and the sliding block and the sliding groove are in interference fit. The volume in rotatory upper cover adjustment heating chamber of user, when the user stopped rotatory upper cover, because of slider and sliding groove interference fit, the upper cover only can not overcome the resistance under the action of gravity, and the unable free rotation of upper cover maintains the regulation state in heating chamber to avoid the upper cover not hard up or rotation, utilize the interference fit mode, reduced the outer pivot key of purchasing, reduced the material, reduce cost.

Further, still include the panel that adjusts the temperature, the panel that adjusts the temperature sets up on the base, graphite alkene heating film, thermal protection switch and temperature sensor are connected with the panel electricity that adjusts the temperature respectively. The user can start simultaneously and adjust the graphite alkene heating film temperature of base and upper cover simultaneously through the area that adjusts the temperature, realizes adjusting the temperature jointly, adjusts the temperature simply.

The invention has the following beneficial effects:

according to the invention, the graphene heating film is arranged in the base, the reflecting plate is arranged below the graphene heating film, the heat of the graphene heating film is upwards transferred to the surface of the base (namely the inner wall of the heating cavity) to warm feet, the heat of the graphene heating film is downwards transferred to the reflecting plate, the reflecting plate reflects the heat to the surface of the base (namely the inner wall of the heating cavity), the heat loss is reduced, and the heating effect is enhanced.

According to the invention, the graphene heating film is arranged in the upper cover body, the reflecting plate is arranged above the graphene heating film, the heat of the graphene heating film is downwards transferred to the bottom surface of the upper cover body (namely the inner wall of the heating cavity) to warm feet, the heat of the graphene heating film is upwards transferred to the reflecting plate, the reflecting plate reflects the heat to the bottom surface of the upper cover body (namely the inner wall of the heating cavity), the heat loss is reduced, the heating effect is enhanced, and the graphene heating film of the upper cover and the graphene heating film of the base heat together to form a winding type heating, so that the uniform heating effect is achieved.

According to the invention, the rotating shaft of the upper cover body is inserted into the mounting hole of the back plate, the upper cover body is rotatably connected with the back plate, the back plate is provided with the sliding groove, the rotating shaft is provided with the sliding block, the sliding block enters the sliding groove and slides along the sliding groove, the blocking block is detachably arranged in the sliding groove, and the blocking block limits the sliding range of the sliding block, so that the rotating angle of the upper cover body is limited, thereby limiting the volume adjusting range of the heating cavity and improving the practicability of the electric heater.

Drawings

Fig. 1 is a schematic diagram of an electric heater.

Fig. 2 is a schematic cross-sectional view of the electric heater.

Fig. 3 is a left side view of the electric heater.

Fig. 4 is a sectional view a-a of fig. 3.

Fig. 5 is an enlarged view of a portion B of fig. 4.

Fig. 6 is an exploded view of the electric heater.

Fig. 7 is a schematic view of the electric heater for heating in a surrounding manner.

Detailed Description

The invention is further described with reference to the following figures and examples:

embodiment, as shown in fig. 1 to 7, an electric heater includes a heating base, a back plate 1, a heating upper cover, a deodorizing device, and a shielding cover 10.

The heating base comprises a graphene heating film 2, a base 3, a reflecting plate 4, a temperature sensor 9, a thermal protection switch 5 and a temperature-adjusting panel 6, the graphene heating film 2 is arranged in the base 3, the graphene heating film 2 is close to the upper end face of the base 3, the reflecting plate 4 is arranged in an inner cavity of the base 3 and is located below the graphene heating film 2, the reflecting plate 4 is close to the lower end face of the base 3, the temperature-adjusting panel 6 is arranged on the base 3, the thermal protection switch 5 is arranged in the base 3, and the graphene heating film 2, the temperature sensor 9, the thermal protection switch 5 and the temperature-adjusting panel 6 are electrically connected.

The heating upper cover comprises an upper cover body 7, a graphene heating film 2, a reflecting plate 4 and a thermal protection switch 5, wherein the upper cover body 7 is an arc-shaped upper cover body 7, the upper cover body 7 is provided with a rotating shaft 71, a sliding block 72 is arranged on the rotating shaft 71, the sliding block 72 is an arc-shaped sliding block, the arc-shaped sliding block is arranged on the outer wall of the rotating shaft 71 and close to a port position, a groove 73 is formed in the upper end face of the upper cover body 7 at an interval, the graphene heating film 2 is arranged in the inner cavity of the upper cover body 7, the graphene heating film 2 is close to the lower end face of the upper cover body 7, the reflecting plate 4 is arranged in the inner cavity of the upper cover body 7 and is located above the graphene heating film 2, the reflecting plate 4 is close to the upper end face of the upper cover body 7, the thermal protection switch 5 is arranged in the upper cover body 7, and the graphene heating film 2, the thermal protection switch 5 are electrically connected with a temperature adjusting panel 6.

The backboard 1 is an arc backboard, the outer wall of the backboard 1 is provided with an installation part 11, the installation part 11 is provided with an installation opening 12, the periphery of the backboard 1 positioned at the installation opening 12 is provided with a sliding groove 13, the sliding groove 13 is an arc sliding groove, and the backboard 1 is arranged on the base 3.

The rotating shaft 71 of the upper cover body 7 penetrates through the mounting opening 12 of the back plate 1, meanwhile, the sliding block 72 enters the sliding groove 13, the outer wall of the sliding block 72 is tightly attached to the inner wall of the sliding groove 13, and the sliding block 72 and the sliding groove 13 are in interference fit. The inner wall of the shielding cover 10 is provided with a blocking block 14, the shielding cover 10 is arranged at the opening of the mounting opening 12, then the shielding cover is locked and closes the mounting part 11 through a bolt, at the moment, the blocking block 14 enters the sliding groove 13, the blocking block 14 limits the sliding range of the sliding block 72 in the sliding groove 13, so that the rotating angle of the upper cover body 7 is limited, and the rotating range of the upper cover body 7 is 0-56 degrees.

Go up lid 7, backplate 1 and the base 3 that generates heat and enclose into heating chamber 8 jointly, when going up lid 7 rotatory, go up lid 7 and adjust the volume in heating chamber 8.

The adjusting gears of the temperature adjusting panel 6 are respectively 45 ℃ at the first gear, 50 ℃ at the second gear, 55 ℃ at the third gear and 60 ℃ at the fourth gear.

The working principle is as follows:

adjusting the volume of the heating chamber 8:

the user rotates the angle of lid 7 in the lid 7 adjustment, and the degree of coincide or separation between lid 7 and the backplate 1 is gone up in the adjustment to the volume of the heating chamber 8 that lid 7, backplate 1 and base 3 enclose is gone up in the change, thereby obtains different heating effects.

When the rotation angle of the upper cover body 7 is 56 degrees, the upper cover body 7, the backboard 1 and the base 3 enclose a heating cavity 8 with the largest volume to form a surrounding heating state, the feet of a user are placed on the base 3 by the user, and the heating cavity 8 completely wraps the feet of the user.

When 7 rotation angles of last lid are 0, go up lid 7, backplate 1 and base 3 enclose into the heating chamber 8 that the volume is minimum, the back department at backplate 1 is hidden to the upper cover this moment, the flexibility of complete machine has been increased, form the surrounding type heating state, the user places the foot on base 3, heating chamber 8 only wraps up the partly of user foot, the rotation angle of lid 7 can freely be adjusted to the user, change the volume in heating chamber 8, thereby set up different warm foot modes, the product experience effect has been promoted greatly.

Surrounding type heating:

the user starts simultaneously and adjusts the graphite alkene heating film 2 of upper cover and the graphite alkene heating film 2 temperature of base 3 through the panel 6 that adjusts the temperature, if adjust for a shelves 45 ℃ time, the graphite alkene heating film 2 of upper cover and the graphite alkene heating film 2 of base 3 generate heat jointly, form the coiling heating, reach even heating effect, also can avoid current electric heater structural instability, cause the curb plate problem of dropping because of the shake, and overcome the poor shortcoming of prior art heating effect.