CN211977247U

CN211977247U - Electric water heater

Info

Publication number: CN211977247U
Application number: CN202020657417.6U
Authority: CN
Inventors: 吴金水; 王明; 舒满怀
Original assignee: Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Current assignee: Wuhu Midea Kitchen and Bath Appliances Manufacturing Co Ltd
Priority date: 2019-05-15
Filing date: 2020-04-24
Publication date: 2020-11-20
Anticipated expiration: 2030-04-24
Also published as: CN212006210U; CN212006209U; CN212619291U; CN111947305B; CN111947305A; CN111947306A; CN212619290U

Abstract

The utility model discloses an electric water heater relates to electrical apparatus technical field, and this electric water heater includes water heater shell, hot water module, end cover seat, inner loop fan subassembly and temperature regulation apparatus, and the water heater shell is equipped with the tip opening, places in the hot water module in the shell chamber of water heater shell, the end cover seat is closed the tip opening and orientation the shell chamber is sunken in order to be formed with the end cover chamber, the end cover intracavity is equipped with indoor circulation wind channel structure, and inner loop fan subassembly and temperature regulation apparatus detachably install in the indoor circulation wind channel structure. The body of the internal circulation fan assembly is detachably mounted on the inner peripheral wall of the end cover seat, an opening is formed in the peripheral wall of the end cover seat, and the air outlet end of the internal circulation fan assembly is detachably inserted into the opening in the peripheral wall of the end cover seat. The utility model discloses an electric water heater can effectively improve the bathroom environment, and the reliable compactness of structure, and the dismouting of being convenient for is clean.

Description

Electric water heater

Technical Field

The utility model relates to an electrical apparatus technical field specifically, relates to an electric water heater.

Background

A bathroom is generally used not only as a bathing space but also as a toilet. The temperature in winter is lower, and in a bathroom without central heating, a user feels cooler when bathing or going to the toilet. Especially for susceptible people such as the old, children and the like, if the temperature in the bathroom is too low, people can catch cold easily during bathing, and health problems are caused. In addition, due to the limitation of the area of a city living room, the area of a bathroom is usually small, and a large number of electric appliances for improving the environment cannot be arranged in the bathroom at the same time, so that the experience of a user in the bathroom is influenced.

Disclosure of Invention

The utility model aims at providing a novel electric water heater, this electric water heater can effectively improve bathroom environment, and the reliable compactness of structure, and the dismouting of being convenient for is clean.

In order to achieve the above object, the present invention provides an electric water heater, comprising:

a water heater housing having an end opening;

the hot water module is arranged in a shell cavity of the water heater shell;

the end cover seat seals the end opening and is sunken towards the shell cavity to form an end cover cavity, and an indoor circulating air duct structure is arranged in the end cover cavity; and

the indoor circulating air duct structure comprises an internal circulating fan assembly and a temperature adjusting device, wherein the internal circulating fan assembly and the temperature adjusting device are detachably mounted in the indoor circulating air duct structure.

Optionally, the body of the internal circulation fan assembly may be detachably mounted on the inner peripheral wall of the end cover seat, the peripheral wall of the end cover seat is provided with an end cover seat peripheral wall opening, and the air outlet end of the internal circulation fan assembly is detachably inserted into the end cover seat peripheral wall opening.

Furthermore, the air outlet end of the internal circulation fan can extend to form an air guide connecting piece with a hollow air guide groove, the air guide connecting piece is inserted into the opening of the peripheral wall of the end cover seat, and the temperature adjusting device is installed in the hollow air guide groove.

Furthermore, the outer peripheral wall of the wind guide connecting piece can be provided with an annular skirt swinging part for heat insulation, and the annular skirt swinging part is used as a stop part and is abutted against the opening peripheral wall of the opening of the peripheral wall of the end cover seat.

In some embodiments, the electric water heater may further include a deodorizing module detachably mounted in the indoor circulating air duct structure, the deodorizing module sharing a fan with the internal circulating fan assembly.

Optionally, the electric water heater may further include an anion module detachably installed in the indoor circulating air duct structure, and the anion module and the internal circulating fan assembly share a fan.

Optionally, an inner circulation air outlet communicated with the indoor circulation air duct structure may be disposed on the water heater outer shell, and the inner circulation air outlet is provided with an air guide module including a plurality of air guide swing blades.

Optionally, the hot water module may include two inner containers and two heating elements respectively located in the inner containers, and/or the temperature adjusting device includes a heating device for raising the temperature of air and/or a cooling device for lowering the temperature of air.

In other embodiments, an indoor and outdoor communicating air duct structure may be further disposed in the end cover cavity, and the electric water heater further includes an external circulation fan assembly detachably mounted in the indoor and outdoor communicating air duct structure.

Optionally, the electric water heater may further include a control device electrically connected to the inner circulation fan of the inner circulation fan assembly, the outer circulation fan of the outer circulation fan assembly, and the temperature adjustment device, respectively, and configured to dry and dehumidify an indoor environment by turning on the inner circulation fan, the outer circulation fan, and the temperature adjustment device.

The electric water heater of the utility model is provided with an indoor circulating air channel structure, an indoor circulating fan component and a temperature adjusting device are arranged in the indoor circulating air channel structure, and the temperature adjusting device can be used for increasing the indoor temperature or reducing the indoor temperature, so that the electric water heater not only provides the hot water function, but also can provide the warm air function or the cold air function to provide a comfortable bathroom environment; and, interior circulating fan subassembly and temperature regulation apparatus detachably install in indoor circulation wind channel structure, and the user of being convenient for carries out the dismouting cleanness. In addition, indoor circulation wind channel structure sets up in the end cover chamber, separates indoor circulation wind channel structure and hot water module through the end cover seat, prevents that outside steam from getting into the hot water module and influencing the normal operating of hot water module through indoor circulation wind channel structure, and is rational in infrastructure reliable. In addition, the indoor circulating air duct structure is arranged in the end cover cavity, the structure is reasonable and compact, the indoor circulating air duct structure is suitable for being accommodated in a bathroom with a narrow space, and user experience is good.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic view of the internal structure of an electric water heater according to a first embodiment of the present invention;

fig. 2 is an exploded view of the installation of the electric water heater of the first embodiment in fig. 1;

FIG. 3 is a bottom view of the electric water heater of the first embodiment in FIG. 1;

fig. 4 shows a schematic diagram of the internal structure of an electric water heater according to a second embodiment of the present invention;

fig. 5 is an exploded view of a partial installation of the electric water heater of the first embodiment in fig. 4.

Description of the reference numerals

1 Water heater outer shell 11 shell cavity

12 internal circulation air outlet 13 internal circulation air inlet

14 external circulation air outlet 15 external circulation air inlet

16-air-duct 2 hot water module

21 inner container 22 heating element

23 water inlet pipe and 24 water outlet pipe

25 blow-off pipe 3 end cover seat

31 end cap cavity 32 end cap seat peripheral wall opening

4 internal circulation fan assembly 41 internal circulation fan air outlet end

Hollow wind guide groove of 42 wind guide connecting piece 421

422 annular skirt pendulum part 43 internal circulation fan base

44 internal circulation fan blade of internal circulation fan outer cover 45

46 internal circulation motor 5 temperature regulating device

6 wind guide module 7 external circulation fan assembly

71 outer circulation fan base 72 outer circulation fan outer cover

73 external circulation fan blade 74 external circulation motor

8 deodorization filter equipment 9 anion generating device

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present invention.

The following describes with reference to the drawings that the electric water heater according to the present invention can effectively improve the bathroom environment, and has the advantages of reasonable and reliable structure, and convenient disassembly and assembly.

Referring to fig. 1 to 5, the electric water heater of the present invention includes a water heater housing 1, a hot water module 2, an end cap base 3, an internal circulation fan assembly 4 and a temperature adjusting device 5. The water heater shell 1 is provided with an end opening, the hot water module 2 is arranged in a shell cavity 11 of the water heater shell 1, the end opening is sealed by the end cover seat 3, the end cover seat is sunken towards the shell cavity 11 to form an end cover cavity 31, an indoor circulating air channel structure is arranged in the end cover cavity 31, and the internal circulating fan assembly 4 and the temperature adjusting device 5 are detachably arranged in the indoor circulating air channel structure.

A bathroom is generally used not only as a bathing space but also as a toilet. The temperature in winter is lower, and in a bathroom without central heating, a user feels cooler when bathing or going to the toilet. In hot summer, a user feels stuffy when cleaning or toileting. The utility model discloses an electric water heater is equipped with indoor circulation wind channel structure, and indoor circulation wind channel structure includes inner loop air intake 13 and inner loop air outlet 12, and the room air can follow in the wind channel that inner loop air intake 13 got into indoor circulation wind channel structure to in discharging the indoor environment from inner loop air outlet 12. The indoor circulating air duct structure is internally provided with an internal circulating fan assembly 4 and a temperature adjusting device 5, and the temperature adjusting device can be used for increasing the indoor temperature or reducing the indoor temperature, so that the electric water heater not only provides a hot water function, but also can provide a warm air function or a cold air function to provide a comfortable bathroom environment. Moreover, if the internal circulation fan assembly 4 is used for a long time, dust or oil stains are easily accumulated on fan blades of the internal circulation fan assembly 4, and the air outlet quality of the fan is affected. The utility model discloses an electric water heater's internal

circulation fan subassembly

4 and 5 detachably of temperature regulation apparatus install in indoor circulation wind channel structure, and the user of being convenient for carries out the dismouting cleanness. In addition, indoor circulation wind channel structure sets up 31 in the end cover chamber, separates indoor circulation wind channel structure and hot water module 2 through end cover seat 3, prevents that outside steam from getting into hot water module 2 and influencing hot water module 2's normal operating through indoor circulation wind channel structure, and is rational in infrastructure reliable. In addition, due to the limitation of the area of the urban living room, the area of the bathroom is usually small, and many electric appliances cannot be installed in the bathroom at the same time. The utility model discloses an electric water heater's indoor circulation wind channel structure sets up in end cover chamber 31, and is rational in infrastructure compact, is suitable for to hold in the narrow and small bathroom in space, and user experience is good.

Wherein, as shown in fig. 1 and 4, the end opening of the water heater shell 1 is arranged at the side end, the end cover seat 3 closes the end opening of the water heater shell 1, and the internal circulation fan assembly 4 is arranged at the lower part of the end cover cavity 31, but the utility model discloses but not limited to this, the end opening of the water heater shell 1 can also be arranged at the upper end or the lower end, and the internal circulation fan assembly 4 can also be arranged at other positions in the end cover cavity 31.

Furthermore, the temperature regulating device 5 comprises a heating device for raising the air temperature and/or a cooling device for lowering the air temperature. That is, the temperature adjusting device 5 may be one of a heating device and a cooling device, or the temperature adjusting device 5 may include both a heating device and a cooling device. The heating device is a PTC heater and the like, can quickly heat up, can automatically control the temperature when meeting the fault of the fan, and has long service life; the refrigerating device may be, for example, a chip for refrigerating, or a refrigerating device such as a condenser. An electric water heater of some embodiments will be exemplified below when the temperature adjusting device 5 is a heating device.

Alternatively, the internal circulation fan of the internal circulation fan assembly 4 may or may not operate simultaneously with the heating device, i.e., the internal circulation fan may operate alone. The internal circulation fan assembly 4 may further include an internal circulation fan base 43 and an internal circulation fan housing 44 covering the internal circulation fan base 43, and the internal circulation fan is disposed in a cavity between the internal circulation fan base 43 and the internal circulation fan housing 44 and includes internal circulation fan blades 45 and an internal circulation motor 46 driving the internal circulation fan blades 45 to rotate.

Optionally, the body of the internal circulation fan assembly 4 may be detachably mounted on the inner peripheral wall of the end cover base 3, the peripheral wall of the end cover base 3 is provided with an end cover base peripheral wall opening 32, and the internal circulation fan air outlet 41 of the internal circulation fan assembly 4 is detachably inserted into the end cover base peripheral wall opening 32. When the internal circulation fan assembly 4 needs to be cleaned, the internal circulation fan assembly 4 can be taken out from the opening 32 of the peripheral wall of the end cover base, and the installation and the disassembly are convenient.

In addition, in order to further fix the end cover base 3 with the internal circulation fan assembly 4, the internal circulation fan assembly can be fastened through a fastener such as a screw, and of course, a detachable buckle connection and the like can be arranged between the internal circulation fan assembly 4 and the end cover base 3, and the utility model is not limited to the above.

Further, referring to fig. 2, the air outlet end 41 of the internal circulation fan can extend to form an air guiding connector 42 having a hollow air guiding groove 421, the air guiding connector 42 is inserted into the opening 32 of the peripheral wall of the end cover base, and the temperature adjusting device is installed in the hollow air guiding groove 421. Therefore, the room temperature air blown by the internal circulation fan assembly 4 can be changed into warm air or cold air after passing through the temperature adjusting device, so as to adjust the temperature of the bathroom.

Furthermore, in order to blow all the warm air from the indoor circulating air duct structure into the room and prevent the warm air from entering other parts of the electric water heater to affect the normal operation of the electronic components, as shown in fig. 2, the outer peripheral wall of the air guiding connector 42 may be provided with an annular skirt portion 422 for heat insulation, and the annular skirt portion 422 is used as a stop member to abut against the opening peripheral wall of the opening 32 of the peripheral wall of the end cover base, thereby preventing the warm air from flowing back to other places.

Since the bathroom is also often used as a toilet, various odors and smells are often mixed in the bathroom, and in some embodiments, a deodorizing module is added to the electric water heater to filter and deodorize indoor air, so that the effect of removing the odors can be achieved.

When people stay in a closed bathroom for a long time, people feel dizzy and distended, have the feeling of oxygen deficiency, and feel cool when coming to places such as forest seasides, waterfalls and the like, which is the effect of air anions. In other embodiments, the negative ion module can be additionally arranged on the electric water heater, so that the negative ions are added in a closed bathroom and are more beneficial to the health of people.

Wherein, in order to facilitate the maintenance to deodorization module and/or anion module, deodorization module and/or anion module detachably install in indoor circulation wind channel structure. In addition, the deodorization module and/or the anion module can share the fan with the internal circulation fan assembly 4 in order to further reasonably simplify the structure of the electric water heater and improve the utilization rate of components. Also, as shown in fig. 5, the deodorizing filter 8 of the deodorizing module may be disposed upstream of the internal circulation fan assembly 4, and the anion generator 9 of the anion module may be disposed downstream of the internal circulation fan assembly 4.

Further, referring to fig. 3, in order to adjust the air outlet direction of the internal circulation fan assembly 4 and improve the user experience, an internal circulation air outlet 12 communicated with the indoor circulation air duct structure is arranged on the water heater shell 1, and the internal circulation air outlet 12 is provided with an air guide module 6 including a plurality of air guide swing blades.

Further, the hot water module 2 generally comprises basic functional components of a heating element 22 for heating a water source, a liner 21, a water inlet pipe 23, a water outlet pipe 24, and a sewage drain pipe 25. Referring to fig. 1 and 4, the electric water heater of the present invention can be a dual-inner container water heater, i.e. the hot water module 2 includes two inner containers 21, heating elements 22 are disposed in the two inner containers 21, one end of each heating element 22 is fixed on one side of the inner container 21, and the other end of each heating element 22 extends toward the other side of the inner container 21.

After a user finishes bathing, accumulated water and condensed water easily exist on the ground and the wall of a bathroom, the existing bathroom generally dehumidifies through a moisture absorption part or a condensation type dehumidification part, the moisture absorption part removes water vapor in air flow in an adsorption mode, and the dehumidification efficiency is low; the cost of the condensing type dehumidifying part is high. In order to solve the above mentioned dehumidification pain point and achieve the purpose of high efficiency dehumidification, in some embodiments, the electric water heater further includes an indoor and outdoor communicating air duct structure, and the external circulation fan assembly 7 is detachably installed in the indoor and outdoor communicating air duct structure. The indoor and outdoor communicating air channel structure comprises an external circulating air inlet 15 and an external circulating air outlet 14, and indoor air can enter the air channel of the indoor and outdoor communicating air channel structure from the external circulating air inlet 15 and can be exhausted outdoors from the external circulating air outlet 14. Thus, the user can efficiently dry and dehumidify the indoor environment by opening the inner circulation fan of the inner circulation fan assembly 4, the outer circulation fan of the outer circulation fan assembly 7 and the heating device. Specifically, heating device can make the air-out end of inner loop fan subassembly 4 blow off the hot gas flow that the temperature is higher than bathroom ambient temperature, makes ponding and the condensate water in the bathroom vaporize fast from this through the hot gas flow to through indoor outer intercommunication wind channel structure with the air discharge of high humidity outdoor, through outdoor exhaust and indoor air cycle can quick drying bathroom environment promptly, effectively promotes dehumidification efficiency.

Wherein, the outer circulating fan of outer circulating fan subassembly 7 can operate with inner circulating fan and heating device simultaneously, also can not operate with inner circulating fan and heating device simultaneously, and outer circulating fan can operate alone promptly, can directly discharge indoor dirty air outdoors. Optionally, the external circulation fan can be a forward and reverse rotation fan, so that the external circulation fan can have an air exhaust function and a fresh air function, and outdoor fresh air is introduced into a room. The forward and reverse rotation motor can be a general forward and reverse rotation fan known to those skilled in the art, and will not be discussed herein.

In addition, in order to make the volume of the electric water heater smaller, the indoor and outdoor communicating air channel structure and the indoor circulating air channel structure can be intensively arranged in the end cover cavity 31, so that the structure of the electric water heater is more reasonable and compact. Moreover, the electric water heater can further comprise an air pipe 16, one end of the air pipe 16 is communicated with the external circulation air outlet 14, and the other end of the air pipe 16 is communicated with the outdoor environment. The outer circulation fan assembly 7 may further include an outer circulation fan base 71 and an outer circulation fan housing 72 covering the outer circulation fan base 71, and the outer circulation fan is disposed in a cavity between the outer circulation fan base 71 and the outer circulation fan housing 72 and includes outer circulation fan blades 73 and an outer circulation motor 74 driving the outer circulation fan blades 73 to rotate.

Optionally, in order to facilitate the user to control each function of the electric water heater, the electric water heater may further include a control device, and the control device is electrically connected to the hot water module 2, the inner circulation fan of the inner circulation fan assembly 4, the outer circulation fan of the outer circulation fan assembly 7, and the temperature adjustment device 5, respectively. When the temperature adjusting device 5 is a heating device, the control device can be configured to dry and dehumidify the indoor environment by turning on the inner circulation fan of the inner circulation fan assembly 4, the outer circulation fan of the outer circulation fan assembly 7 and the heating device; alternatively, the control means may be configured to warm the indoor environment by turning on the inner circulation fan and the heating means of the inner circulation fan assembly 4; alternatively, the control device may be configured to discharge the dirty air in the room to the outside by turning on the outer circulation fan of the outer circulation fan assembly 7; alternatively, the control module may also be configured to control the hot water module 2 to provide bathing water or the like to the user.

To sum up, the utility model discloses an electric water heater can effectively improve bathroom environment, and rational in infrastructure reliable, and the dismouting of being convenient for is clean. In addition, the electric water heater can fully and reasonably utilize all basic components to realize various functional modes, can effectively improve the bathroom environment, has good user experience, can obtain the electric water heater integrating multiple functions into a whole through limited manufacturing cost, well meets the consumption and use requirements of consumers, and has stronger product competitiveness.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. An electric water heater, characterized in that it comprises:

a water heater housing having an end opening;

the hot water module is arranged in a shell cavity of the water heater shell;

2. The electric water heater according to claim 1, wherein the body of the internal circulation fan assembly is detachably mounted on the inner peripheral wall of the end cover seat, the peripheral wall of the end cover seat is provided with an opening of the peripheral wall of the end cover seat, and the air outlet end of the internal circulation fan assembly is detachably inserted into the opening of the peripheral wall of the end cover seat.

3. The electric water heater according to claim 2, wherein a wind guiding connector having a hollow wind guiding groove extends from the wind outlet end of the internal circulation fan, the wind guiding connector is inserted into the opening of the peripheral wall of the end cover base, and the temperature adjusting device is installed in the hollow wind guiding groove.

4. The electric water heater according to claim 3, wherein the outer peripheral wall of the air guide connector is provided with an annular skirt portion for heat insulation, and the annular skirt portion abuts as a stopper against an opening peripheral wall of the opening of the peripheral wall of the end cap base.

5. The electric water heater of claim 1, further comprising a deodorizing module removably mounted in the indoor circulating air duct structure, the deodorizing module sharing a fan with the internal circulating fan assembly.

6. The electric water heater of claim 1, further comprising an anion module removably mounted in the indoor circulating air duct structure, the anion module sharing a fan with the internal circulating fan assembly.

7. The electric water heater according to claim 1, wherein an internal circulation air outlet communicated with the indoor circulation air duct structure is formed in the water heater housing, and an air guide module comprising a plurality of air guide swing blades is arranged at the internal circulation air outlet.

8. The electric water heater according to claim 1, wherein the hot water module comprises two inner containers and two heating elements respectively located in the inner containers, and/or the temperature regulating device comprises a heating device for raising the temperature of the air and/or a cooling device for lowering the temperature of the air.

9. The electric water heater according to any one of claims 1-8, wherein an indoor and outdoor communicating air duct structure is further disposed in the end cover cavity, and the electric water heater further comprises an external circulation fan assembly detachably mounted in the indoor and outdoor communicating air duct structure.

10. The electric water heater according to claim 9, further comprising a control device electrically connected to the inner circulation fan of the inner circulation fan assembly, the outer circulation fan of the outer circulation fan assembly, and the temperature regulating device, respectively, the control device being configured to dry and dehumidify an indoor environment by turning on the inner circulation fan, the outer circulation fan, and the temperature regulating device.