CN221146830U

CN221146830U - Heating device and water tank

Info

Publication number: CN221146830U
Application number: CN202322672949.3U
Authority: CN
Inventors: 周朋朋
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-06-14
Anticipated expiration: 2033-09-28

Abstract

The utility model discloses a heating device and a water tank, wherein the heating device comprises a shell, a heating piece and a temperature controller, the heating piece is arranged in the shell, the heating piece comprises a first end and a second end, at least one installation space is formed by bending and enclosing the first end to the second end, and the temperature controller is arranged in series with the heating piece and is positioned in the installation space; the technical scheme of the utility model reduces the volume of the heating device.

Description

Heating device and water tank

Technical Field

The utility model relates to the technical field of electric heaters, in particular to a heating device and a water tank.

Background

At present, in order to ensure the operation safety of the heating device, a temperature controller for controlling the heating element to be closed is usually arranged on the heating element, and the temperature controller controls the operation of the heating element according to the collected temperature so as to prevent the heating element from generating accidents and causing hazards such as fire disaster or casualties; however, the existing heating device is generally provided with the heating element and the temperature controller independently, so that the heating device is large in size, requires a large assembly space, and is complex in assembly and high in cost.

Disclosure of utility model

The main object of the present utility model is to provide a heating device, which aims to reduce the volume of the heating device.

To achieve the above object, the present utility model provides a heating device comprising:

a housing;

The heating piece is arranged in the shell and comprises a first end and a second end, and the first end and the second end are bent and enclosed to form at least one installation space; and

The temperature controller is connected with the heating piece in series and is positioned in the installation space.

Optionally, the temperature controller comprises a temperature sensor, at least one part of the temperature sensor is located in the installation space, and the temperature sensor is connected with one end of the heating element.

Optionally, the temperature controller further comprises a fuse, at least one part of the fuse is located in the installation space, and the fuse is connected with the other end of the heating element.

Optionally, the temperature sensor and the fuse are arranged in the installation space side by side, the temperature sensor is connected with the heating element through the first connecting wire, the first connecting wire is at least partially positioned outside the installation space, and a third connecting wire connected with the outside is arranged on the temperature sensor; the fuse is connected with the heating piece through the second connecting wire, the second connecting wire is at least partially located outside the installation space, and a fourth connecting wire connected with the outside is arranged on the fuse.

Optionally, the device further comprises a heat conducting piece arranged in the shell, the heat conducting piece comprises a heat conducting upper cover and a heat conducting lower cover, a heat conducting cavity is formed by enclosing the heat conducting upper cover and the heat conducting lower cover, and the heating piece, the temperature controller and the fuse are all located in the heat conducting cavity.

Optionally, the shell includes first casing and is fixed in the second casing of first casing, first casing with the second casing encloses to close and forms accommodation space, first casing with be equipped with first indent on the second casing, heat conduction upper cover with heat conduction lower cover is equipped with the second indent, heat conduction spare with compress tightly through first indent with second indent die press between the heating member.

Optionally, the electric heating device further comprises a sealing element, wherein the first connecting wire, the second connecting wire and the outlet end of the temperature controller are wrapped in the sealing element, the sealing element is installed at the end part of the heat conducting element, and the outlet ends of the third connecting wire and the fourth connecting wire penetrate out of the sealing element to be electrically connected with an external power supply.

Optionally, the seal wraps around an end of the housing; and/or the seal is integrally injection molded.

Optionally, a temperature sensor is provided on the surface of the housing.

The utility model also provides a water tank, which comprises a tank body and the heating device, wherein the tank body is provided with a mounting opening, the heating device is inserted into the mounting opening, and the sealing piece is positioned at the mounting opening and used for sealing a gap between the heating device and the tank body.

Optionally, a mounting lug is formed on one side of the housing facing the sealing element, a first mounting hole is formed on the mounting lug, a second mounting hole is formed on the outer wall surface of the water tank, and the mounting lug is fixed on the water tank through the cooperation of the screw, the first mounting hole and the second mounting hole.

According to the heating device, the temperature controller and the heating piece are arranged in series, and the temperature controller is arranged in the installation space, namely, the temperature controller is embedded in the enclosed space of the heating piece, so that the temperature controller does not occupy other spaces outside the heating piece, the installation structure of the heating piece and the temperature controller is compact, the overall volume of the heating piece and the temperature controller is reduced, the volume of the heating device is further reduced, and the assembly space of the heating device is further reduced. In addition, through temperature controller and heating element series connection setting, reduced the connecting wire between heating element and the temperature controller, and then simplified the assembly of heating element and temperature controller, reduced manufacturing cost.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a heating apparatus according to an embodiment of the present utility model;

FIG. 2 is an exploded view of the heating device of FIG. 1;

FIG. 3 is a schematic view of the heating element in FIG. 1;

FIG. 4 is a cross-sectional view of the heating device of FIG. 1;

FIG. 5 is a schematic view of the heating device of FIG. 1 from another perspective;

FIG. 6 is a schematic view of the heating apparatus of FIG. 1 from another perspective;

FIG. 7 is a schematic view of the heating device of FIG. 1 from another perspective;

FIG. 8 is a schematic view of an embodiment of the water tank of the present utility model;

Fig. 9 is a cross-sectional view of the water tank of fig. 8;

Fig. 10 is a partial enlarged view at a in fig. 9.

Reference numerals illustrate:

Reference numerals	Name of the name	Reference numerals	Name of the name
				11	Outer casing	322	Heat conduction lower cover
111	First shell body	323	Heat conduction cavity
				112	Second shell	324	Second indent
113	Accommodation space	41	Temperature sensor
				114	Mounting lug	42	Fuse protector
115	First mounting hole	43	Temperature sensor
				116	First indent	51	First connecting wire
117	Installation space	52	Second connecting wire
				12	Sealing element	53	Third connecting wire
20	Heating element	54	Fourth connecting wire
				31	Insulating member	61	Box body
32	Heat conducting piece	62	Liquid storage cavity
				321	Heat conduction upper cover	63	Second mounting hole

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, "and/or" throughout this document includes three schemes, taking a and/or B as an example, including a technical scheme, a technical scheme B, and a technical scheme that both a and B satisfy; in addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 to 7, the present utility model proposes a heating device comprising:

A housing 11;

the heating element 20 is disposed in the housing 11, and the heating element 20 includes a first end and a second end, and the first end and the second end are bent and enclosed to form at least one installation space 117; and

The temperature controller is arranged in series with the heating element 20 and is positioned in the installation space 117.

The installation space 117 may be formed in a substantially U-shape, a C-shape, an M-shape, a W-shape, or the like. When the installation space 117 is W and M, there are two installation areas, so that two thermostats, two parts of thermostats, or one of them may be installed, and the other installation area may be installed with other small parts.

According to the heating device, the temperature controller and the heating piece are arranged in series, and the temperature controller is arranged in the installation space 117, namely, the temperature controller is embedded in the enclosed space of the heating piece, so that the temperature controller does not occupy other spaces outside the heating piece, the installation structure of the heating piece and the temperature controller is compact, the overall volume of the heating piece and the temperature controller is reduced, the volume of the heating device is further reduced, and the assembly space of the heating device is further reduced. In addition, through temperature controller and heating element series connection setting, reduced the connecting wire between heating element and the temperature controller, and then simplified the assembly of heating element and temperature controller, reduced manufacturing cost.

In this embodiment, the temperature controller includes a temperature sensor 41, at least a portion of the temperature sensor 41 is located in the installation space 117, and the temperature sensor 41 is connected to one end of the heating member 20.

The temperature sensor 41 is used for detecting whether the temperature of the heating element 20 reaches a set value, and the temperature sensor 41 is connected with one end of the heating element 20 through a short connecting line, such as a second connecting line 52 in the figure, so that at least one electric connecting line can be reduced, and the circuit is simplified.

In other embodiments, the thermostat includes a fuse 42 in addition to the temperature sensor 41, at least a portion of the fuse 42 is located in the installation space 117, and the fuse 42 is connected to the other end of the heating member 20.

The fuse 42 is an electric appliance which fuses the melt by heat generated by the electric appliance when the current exceeds a specified value and cuts off a circuit, and the temperature sensor 41 and the fuse 42 are arranged, so that when any one of the temperature sensor 41 and the fuse 42 receives an overtemperature signal, the circuit of the heating element 20 can be cut off, the possibility that the temperature controller cannot work due to the temperature controller fault is reduced, and the safety of the heating device is further improved. The fuse 42 is connected to the other end of the heating element 20 by another short connection line, such as the first connection line 51 in the figure, so that one more electrical connection line can be reduced, and the wiring can be further simplified.

Further, in the embodiment shown in the drawings, the heating device further includes a first connection line 51 and a second connection line 52, the installation space 117 is in a U shape, the temperature sensor 41 and the fuse 42 are arranged in the U-shaped installation space 117 side by side, the temperature sensor 41 is connected with the heating element 20 through the first connection line 51, the first connection line 51 is at least partially located outside the installation space 117, and a third connection line 53 connected with the outside is provided on the temperature sensor 41; the fuse 42 is connected with the heating element 20 through the second connecting wire 52, the second connecting wire 52 is at least partially located outside the installation space 117, and a fourth connecting wire 54 connected with the outside is provided on the fuse 42.

In other embodiments, such as those in which the mounting space 117 is W-shaped or M-shaped, the temperature sensor 41 and the fuse 42 may be embedded in two mounting areas, respectively.

It will be appreciated that the heating element 20 generates a large amount of heat during operation, so that the temperature in the installation space 117 is relatively high, and therefore, the first connection line 51 and the second connection line 52 are partially exposed to the outside of the installation space 117, so that the insulation layers on the outer layers of the first connection line 51 and the second connection line 52 are prevented from being melted by the excessively high temperature, thereby causing the possibility of current leakage.

Meanwhile, the temperature sensor 41, the fuse 42 and the heating element 20 are connected in series through the first connecting wire 51 and the second connecting wire 52, and then are connected with an external power supply through the third connecting wire 53 and the fourth connecting wire 54, so that the normal operation and the running of the heating element 20 are realized.

Further, the heating device further includes a heat conducting member 32 mounted in the housing 11, the heat conducting member 32 includes a heat conducting upper cover 321 and a heat conducting lower cover 322, the heat conducting upper cover 321 and the heat conducting lower cover 322 enclose to form a heat conducting cavity 323, the heating member 20, the temperature controller and the fuse 42 are all located in the heat conducting cavity 323, and by setting the heat conducting member 32, on one hand, heat generated in the heating member 20 can be quickly dissipated to the housing 11 through the heat conducting member 32, and further, substances to be heated are quickly heated, for example, water in a water tank can be quickly heated, so that heating efficiency of the heating device is improved; on the other hand, the heat conducting member 32 can further have an insulating effect, so that the possibility of current leakage is further reduced, and the safety of the heating device is further improved.

Simultaneously through setting up heat conduction upper cover 321 and heat conduction lower cover 322 thereby be convenient for install fixedly to heat conduction spare 32, be convenient for simultaneously detect, maintain, operation such as change spare parts such as heating element 20, temperature controller to be convenient for operating personnel's daily use and maintenance, and then improved heating device's life, reduced user's daily use cost.

In this embodiment, the housing 11 includes a first casing 111 and a second casing 112 fixed to the first casing 111, where the first casing 111 and the second casing 112 enclose to form the accommodating space 113, the heating element and the heat conducting element are both located in the accommodating space, a first pressing groove 116 is formed on the first casing 111 and the second casing 112, a second pressing groove 324 is formed on the heat conducting upper cover 321 and the heat conducting lower cover 322, and the heat conducting element 32 and the heating element 20 are pressed by the first pressing groove 116 and the second pressing groove 324.

Through the installation dismantlement that thereby is convenient for heating device that sets up first casing 111 and second casing 112, only need with first casing 111 and second casing 112 upper and lower lid to fixed mounting can, wherein can set up buckle structure on first casing 111 and second casing 112 and carry out the buckle and connect, can also set up the screw and carry out the spiro union, of course can also be fixed by bonding.

It will be appreciated that the insulating member 31 may be quartz stone, a heat conductive silicone sheet, or the like, and if quartz stone or the like is difficult to process into a predetermined shape, it is fragile even if processed into a predetermined shape, and thus it is necessary to press the insulating member 31 against the heating member 20 by pressing, and therefore, in the present embodiment, by providing the first pressing groove 116 and the second pressing groove 324, it is convenient for the pressing tool to press the first heat conductive insulating member 31 against the heating member 20 by pressing, thereby increasing the heat transfer efficiency between the heating member 20 and the first heat conductive insulating member 31. The first pressing groove 116 and the second pressing groove 324 may be preset before punching, or may be formed after punching.

In this embodiment, the heating device further includes a sealing member 12, the first connecting wire 51, the second connecting wire 52, and the outlet end of the temperature controller are all wrapped in the sealing member 12, the sealing member 12 is mounted at the end of the heat conducting member 32, and the outlet ends of the third connecting wire 53 and the fourth connecting wire 54 penetrate out of the sealing member 12 to be electrically connected with an external power source.

Further, the sealing member 12 wraps the end portion of the housing 11, and for example, the sealing member, the housing, the heat conducting member, the first connecting wire and the second connecting wire may be bonded into a whole by injection molding, so as to perform sealing insulation treatment on the end portion of the heat conducting member 32, thereby further improving the safety of the heating device; meanwhile, the sealing piece 12 is formed by injection molding, so that the assembly process is simplified, the production efficiency is improved, and the sealing piece 12 can be made of rubber, silica gel or TPU elastomer and the like.

In this embodiment, the surface of the housing 11 is provided with a temperature sensor 43, and the temperature of the water in the water tank can be detected by the temperature sensor 43, so that dry burning is avoided, and the safety of the heating device is improved.

Referring to fig. 8 to 10, the present utility model also proposes a water tank comprising a tank body 61 and a heating device as described above, the tank body 61 being provided with a mounting opening, the heating device being inserted at the mounting opening, the sealing member 12 being located at the mounting opening for sealing a gap between the heating device and the tank body 61; the water tank can be an electric kettle used in the daily household process and used for heating water; the device can be applied to the field of automobiles, and is used for heating the cooling liquid in the water tank so as to heat and heat the cockpit.

Referring to fig. 6 and 8 to 10, alternatively, a mounting lug 114 is formed on a side of the housing 11 facing the sealing member 12, a first mounting hole 115 is formed on the mounting lug 114, a second mounting hole 63 is formed on an outer wall surface of the water tank, and the mounting lug 114 is fixed to the water tank by a screw, the first mounting hole 115, and the second mounting hole 63; the mounting lugs 114 are arranged to facilitate the mounting and fixing of the housing 11, and the screws are used for locking the housing 11, so that the housing 11 can be disassembled conveniently, and the heating device can be inspected and maintained conveniently.

Preferably, the water tank is provided with a liquid storage cavity 62, and when the heating device is installed in the water tank, the shell 11 stretches into the liquid storage cavity 62, so that the shells 11 of the heating device are all positioned in the liquid storage cavity 62, the heating area of the heating device is increased, the heating area of water in the water tank is increased, and the heating time is reduced; of course, in other embodiments, it is also possible that a portion of the housing 11 of the heating device is located within the reservoir 62.

Of course, in other embodiments, in order to further increase the sealing effect between the sealing member 12 and the tank 61, a sealing ring may be further disposed between the sealing member 12 and the tank 61, so that the heating device is completely isolated from the liquid storage cavity 62 in the water tank by the sealing ring, thereby preventing the liquid in the liquid storage cavity 62 from flowing out, and further improving the safety of the water tank; meanwhile, the sealing effect of the sealing ring is good, the cost is simple, and the service life is long.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A heating device, comprising:

a housing;

2. The heating device of claim 1, wherein the thermostat includes a temperature sensor, at least a portion of the temperature sensor being located within the installation space, the temperature sensor being connected to one of the ends of the heating element.

3. The heating device of claim 2, wherein the thermostat further comprises a fuse, at least a portion of which is located in the installation space, the fuse being connected to the other end of the heating member.

4. A heating device according to claim 3, further comprising a first connection line and a second connection line, wherein the temperature sensor and the fuse are arranged in the installation space side by side, the temperature sensor is connected with the heating element through the first connection line, the first connection line is at least partially positioned outside the installation space, and a third connection line connected with the outside is arranged on the temperature sensor; the fuse is connected with the heating piece through the second connecting wire, the second connecting wire is at least partially located outside the installation space, and a fourth connecting wire connected with the outside is arranged on the fuse.

5. The heating device of claim 4, further comprising a heat conducting member mounted in the housing, the heat conducting member comprising a heat conducting upper cover and a heat conducting lower cover, the heat conducting upper cover and the heat conducting lower cover enclosing to form a heat conducting cavity, the heating member, the temperature controller and the fuse being located in the heat conducting cavity.

6. The heating device of claim 5, wherein the housing comprises a first shell and a second shell fixed on the first shell, the first shell and the second shell enclose to form a containing space, a first pressing groove is formed in the first shell and the second shell, a second pressing groove is formed in the heat conducting upper cover and the heat conducting lower cover, and the heat conducting piece and the heating piece are pressed through the first pressing groove and the second pressing groove.

7. The heating device of claim 6, further comprising a sealing member, wherein the first connection line, the second connection line, and the outlet end of the thermostat are all wrapped in the sealing member, and the sealing member is mounted at the end of the heat-conducting member, and the outlet ends of the third connection line and the fourth connection line pass out of the sealing member to be electrically connected to an external power source.

8. The heating device of claim 7, wherein said seal wraps around an end of said housing; and/or the sealing member is bonded with the housing, the heat conducting member, the first connecting wire and the second connecting wire into a whole; and/or the surface of the shell is provided with a temperature sensor.

9. A water tank, characterized by comprising a tank body and the heating device as claimed in claim 7 or 8, wherein the tank body is provided with a mounting opening, the heating device is inserted into the mounting opening, and the sealing member is positioned at the mounting opening for sealing a gap between the heating device and the tank body.

10. The water tank of claim 9, wherein a mounting lug is formed at a side of the housing facing the sealing member, a first mounting hole is formed in the mounting lug, a second mounting hole is formed in an outer wall surface of the water tank, and the mounting lug is fixed to the water tank by a screw, the first mounting hole, and the second mounting hole.