CN216203673U - Heating device - Google Patents

Abstract

The application provides a warmer, relates to heating technical field. The room heater includes protecting sheathing and sets up the module that generates heat in protecting sheathing, and the module that generates heat is connected with protecting sheathing including separating heat exchanger and heat-generating body, separates heat exchanger, and the heat-generating body sets up in separating heat exchanger, and is formed with the thermal-insulated clearance that is used for the air convection between the heat-generating body and the face relative that separates heat exchanger. The application provides a room heater is through setting up the heat-generating body in thermal-insulated cover, utilize thermal-insulated cover to shield the heat that the part transmitted to protective housing, utilize the air to form air insulation layer and air convection at this thermal-insulated clearance and to blockking and take away the heat, make the heat that transmits to protective housing further reduce, finally make protective housing's temperature maintain in the default, therefore, can reduce protective housing and the distance between the module that generates heat, and then make the holistic thickness attenuate of room heater, reach portable effect, promote whole pleasing to the eye simultaneously.

Description

Heating device

Technical Field

The application relates to the technical field of heating, especially, relate to a room heater.

Background

The heater is a heating device, and includes a convection type, a fan type, a radiation type, and the like. There are specific requirements for indoor heaters in national standards, such as the requirement that the temperature of the heater housing cannot exceed a preset temperature.

At present, when a household heater is designed and manufactured by a manufacturer, in order to meet the national standard requirements and meet the purposes of portability and weight reduction, the distance between a heating body in the heater and a shell is usually increased, so that the overall size of the heater is increased.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a room heater for solve the not enough that exists among the prior art.

In order to achieve the above purpose, the present application provides a warmer, which includes a protective housing and a heating module disposed in the protective housing;

the heating module includes heat shield and heat-generating body, heat shield with protective housing connects, the heat-generating body set up in heat shield, just the heat-generating body with be formed with the thermal-insulated clearance that is used for the air convection between the face that heat shield is relative.

In one possible embodiment, a receiving groove is provided in the heat shield, and the heating element is located in the receiving groove.

In a possible embodiment, the heat shield comprises a heat insulation plate body and a surrounding plate surrounding the heat insulation plate body, and a containing groove is formed between the surrounding plate and the heat insulation plate body.

In one possible embodiment, the heat shield is supported in the protective housing by a connection, and the heat shield does not contact the inner wall of the protective housing.

In a possible embodiment, the connecting member includes a plurality of extension springs, the extension springs are distributed around the heat shield, one end of each extension spring is connected to the heat shield, and the other end of each extension spring is connected to the protective casing.

In a possible implementation manner, the heating module further includes a fixing component, the fixing component includes a clamping member and a heat insulation rubber mat, the clamping member is disposed on the heat insulation cover, and the clamping member is in clamping fit with the heating element through the heat insulation rubber mat so as to fix the heating element on the heat insulation cover.

In one possible embodiment, the heating body includes a tempered glass substrate and a heating layer laid on a side surface of the tempered glass substrate.

In a possible embodiment, the protective casing includes a casing frame and a metal protection net, and the metal protection net is disposed on the casing frame.

In one possible embodiment, the metal protection net is made of stainless steel.

In one possible embodiment, the protective shell includes a bottom portion and an opposite top portion, and the thickness of the protective shell gradually decreases from the bottom portion to the top portion.

Compare in prior art, the beneficial effect of this application:

the application provides a pair of room heater, include protecting sheathing and set up the module that generates heat in protecting sheathing, the module that generates heat is connected with protecting sheathing including separating heat exchanger and heat-generating body, separates heat exchanger, and the heat-generating body sets up in separating heat exchanger, and is formed with the thermal-insulated clearance that is used for the air convection between the heat-generating body and the face relative that separates heat exchanger. The utility model provides a room heater is through setting up the heat-generating body in thermal shield, utilize thermal shield to shield the heat that the part transmits to protective housing, through be formed with the thermal-insulated clearance that is used for the air convection between the heat-generating body and the relative face of thermal shield, utilize the air at this thermal-insulated clearance convection and form the air insulation layer, take away and block partly heat, make the heat that transmits to protective housing further reduce, finally make protective housing's temperature maintain in the default, therefore, can reduce the distance between protective housing and the module that generates heat, and then the holistic thickness attenuate of room heater that makes, reach portable effect, can promote whole pleasing to the eye simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 shows a schematic perspective view of a warmer provided in an embodiment of the present application;

FIG. 2 shows an exploded schematic view of part of the structure of the warmer shown in FIG. 1;

FIG. 3 shows a schematic cross-sectional view of the warmer shown in FIG. 1, taken along the thickness direction;

fig. 4 shows a schematic perspective structure diagram of a heating module in the warmer provided by the embodiment of the application;

FIG. 5 shows an exploded view of the heat generating module shown in FIG. 4;

FIG. 6 is a schematic view of the structure of the clamping members in the heat generating module shown in FIG. 4;

FIG. 7 is a schematic perspective view of another heater provided in the embodiments of the present application;

FIG. 8 is an exploded schematic view showing a partial structure of the warmer shown in FIG. 7;

fig. 9 shows a schematic view of the structure of two heaters shown in fig. 7 hinged together.

Description of the main element symbols:

100-a heater; 100 a-bottom; 100 b-top; 100 c-right side; 100 d-left side; 101-function control keys; 102-a power switch; 110-a protective housing; 111-a housing frame; 1110-front frame; 1111-rear frame; 112-metal protective net; 113-a hinge structure; 120-a heating module; 120 a-insulation gap; 121-a heat shield; 1210-heat insulation board body; 1211-panel; 121 a-a housing groove; 122-a heating element; 123-connecting piece; 1230-extension spring; 124-a fixed component; 1240-a clamp; 1241-mounting part; 1242-grip part; 1243-grip orifice; 1244-Heat insulating rubber pad.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, 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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

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 one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. 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.

Example one

Referring to fig. 1 and 2, the present embodiment provides a heater 100 for heating at home.

The heater 100 provided in this embodiment includes a protective casing 110 and a heating module 120, wherein the heating module 120 is disposed in the protective casing 110, the heating module 120 can generate heat for a user to warm, the protective casing 110 can prevent the user from directly contacting the heating module 120 to scald, and in addition, the protective casing 110 can prevent sundries from entering the internal damage heating module 120.

Specifically, the protective casing 110 includes a casing frame 111 and a metal protection net 112, the metal protection net 112 is disposed on the casing frame 111, and the metal protection net 112 has hollow areas uniformly distributed. Wherein, evenly distributed's fretwork area is favorable to the heat transfer that the inside module 120 that generates heat of protecting sheathing 110 produced to come out on the one hand, and on the other hand is favorable to the air admission to dispel the heat to the module 120 that generates heat.

Referring to fig. 3, in the present embodiment, the housing frame 111 has a bottom 100a, a top 100b, a front surface, a back surface, a left side surface 100d and a right side surface 100c, wherein the bottom 100a is opposite to the top 100b, the front surface is opposite to the back surface, and the left side surface 100d is opposite to the right side surface 100 c. Moreover, the area of the bottom 100a is larger than that of the top 100b, and when the warmer is used, the bottom 100a contacts with a supporting body, such as a bottom surface or a table top, so that the warmer 100 has better stability when in use.

In some embodiments, the thickness of the housing frame 111 gradually decreases from the bottom 100a to the top 100 b. Thus, as shown in fig. 1, the heater 100 may have a trapezoidal structure as a whole, or may have a triangular structure, when viewed from the left and right of the heater 100.

Referring to fig. 2 and 3, the metal protection net 112 is provided with a plurality of pieces, specifically, the metal protection net 112 may be provided on the bottom 100a, the top 100b, the front, the back, the left side 100d, and the right side 100c of the housing frame 111 to realize multidirectional heating, and also to realize air convection up and down, back and forth, and left and right, which is beneficial to heat dissipation of the heating unit 122, thereby increasing the heating effect.

Further, the metal protection net 112 is connected to the casing frame 111 by screws, so that the metal protection net 112 can be easily disassembled, washed and replaced, and the heating unit 122 inside can be easily maintained.

Alternatively, the housing frame 111 is made of a flame-retardant and heat-resistant material.

Optionally, the metal protection net 112 is made of a material with low thermal resistance, such as stainless steel, so that even if the heat of the heating module 120 is transferred to the metal protection net 112, the heat of the metal protection net 112 can be controlled within a preset value, and meanwhile, since the metal protection net 112 has the uniformly distributed hollow areas, the heat of the heating module 120 cannot be blocked from passing through the metal protection net 112 to provide the heat required by the user for warming.

Referring to fig. 1, a function control key 101, a power switch 102 and a power supply interface are further disposed on the housing frame 111, wherein the power supply interface can be connected to an external power source to supply power to the heating module 120, the function control key 101 can adjust the heating value and the heating duration of the heating module 120, and the power switch 102 can control whether the heating module 120 is started.

Referring to fig. 2, 3 and 4, the heating module 120 is located in the protective housing 110, and the heating module 120 is not in direct contact with the protective housing 110, so as to prevent heat generated by the heating module 120 from being directly transferred to the protective housing 110, and further prevent the temperature of the protective housing 110 from being too high.

The heat generating module 120 includes a heat shield 121, a heat generating body 122, a connecting member 123 and a fixing member 124. The heat shield 121 is supported inside the protective casing 110 by a connector 123, so that the heat shield 121 does not directly contact the inner wall surface of the protective casing 110.

The heating element 122 is mounted in the heat shield 121 by a fixing member 124, whereby the heat shield 121 separates one side of the heating element 122 from the protective case 110, and a heat insulating gap 120a for air convection is formed between the faces of the heating element 122 facing the heat shield 121.

Therefore, it can be understood that the heat generated by the heat generating element 122 needs to pass through the heat insulating gap 120a and then be transferred to the heat insulating cover 121. The heat shield 121 itself can shield most of the heat, so that the heat is retained in the heat shield 121, and the heat transferred to the protective casing 110 through the heat shield 121 is reduced, thereby achieving the purpose of reducing the surface temperature of the protective casing 110.

In addition, air convection exists in the middle of the heat insulation gap 120a, and the convective air can form an air heat insulation layer to further block heat transfer, so that the arrangement of the heat insulation gap 120a has better heat insulation effect than the arrangement of the heating element 122 directly contacting with the heat insulation cover 121.

Referring to fig. 4 and 5, a receiving groove 121a is formed on the heat shield 121, and the heating element 122 is located in the receiving groove 121a, so that heat generated by the heating element 122 can be better kept in the heat shield 121, and the temperature of the protective housing 110 is prevented from being too high.

Specifically, the heat shield 121 includes a heat insulating plate 1210 and a surrounding plate 1211 surrounding the heat insulating plate 1210, the receiving groove 121a is formed between the surrounding plate 1211 and the heat insulating plate 1210, and the heating element 122 is located between the surrounding plates 1211.

In some embodiments, the heat shield 121 is made of metal, and the heat shield 121 may be formed by stamping or bending a single plate. It is of course also possible to weld a separate insulating panel 1210 to the collar 1211.

In other embodiments, the heat shield 121 may also be made of a non-metal material, such as a high temperature resistant plastic, and the wall of the receiving groove 121a is provided with an electroplated coating, which may also achieve the purpose of heat insulation.

In some embodiments, the connecting member 123 includes a plurality of extension springs 1230, the plurality of extension springs 1230 are distributed around the heat shield 121, and one end of the extension springs 1230 are connected to the heat shield 121 and the other end is connected to the protective housing 110, so that the heat shield 121 is fixed inside the protective housing 110 by the multiple extension springs 1230 acting together, so that the heat shield 121 is suspended inside the protective housing 110 to prevent the heat shield 121 from directly contacting the protective housing 110.

In the present embodiment, the heat shield 121 is designed to have a square structure, the number of the extension springs 1230 is four, and four extension springs 1230 are distributed at four corners of the heat shield 121. Of course, the heat shield 121 may be designed in other shapes.

Referring to fig. 5 and 6, the fixing assembly 124 includes a clamping member 1240 and a heat insulation rubber pad 1244, wherein the clamping member 1240 may be formed by bending a metal plate or assembling two plates, the clamping member 1240 has a mounting portion 1241 and a clamping portion 1242, the mounting portion 1241 is connected to the heat insulation cover 121 by a screw, the clamping portion 1242 has a clamping opening 1243, the heating element 122 is clamped in the clamping opening 1243 through the heat insulation rubber pad 1244, and the heat insulation rubber pad 1244 can separate the heating element 122 from the clamping member 1240 so that the heating element 122 does not directly contact with the clamping member 1240, thereby preventing heat generated by the heating element 122 from being transferred to the heat insulation cover 121 through the clamping member 1240.

Thus, when the heating element 122 is clamped in the clamping opening 1243 of the clamping member 1240, the heating element 122 can be clamped and fixed by tightening the screw of the mounting portion 1241. Since the heat insulating rubber 1244 itself has elasticity, the heat insulating rubber 1244 can protect the heating element 122 when the heating element 122 is clamped.

In this embodiment, the heat generating body 122 is a rectangular structure, the number of the clamping members 1240 is four, the four clamping members 1240 are distributed around the heat generating body 122, the number of the heat insulating rubber pads 1244 is two, two heat insulating rubber pads 1244 are sleeved on two opposite side edges of the heat generating body 122, and each heat insulating rubber pad 1244 wraps four corners of the heat generating body 122. Of course, the heating element 122 may be provided in other shapes such as a circle and a polygon.

Optionally, the heat insulation rubber pad 1244 is a heat insulation silicone pad, and the clamping member 1240 is made of metal or heat-resistant plastic.

Further, the heating body 122 includes a tempered glass substrate, a heating layer and a terminal, wherein the heating layer is laid on a side of the tempered glass substrate facing the heat shield 121, the heating layer has positive and negative terminals, the tempered glass substrate has through holes corresponding to the positive and negative terminals, the terminal passes through the through holes to be connected with the positive and negative terminals, and the terminal of the terminal is located on one side of the tempered glass substrate facing away from the heating layer, thereby avoiding overheating of the terminal.

Please refer to fig. 1 to fig. 6, compared with the prior art, the heater 100 provided by the present embodiment has the following advantages:

(1) shielding heat partially transferred to the protective casing 110 by using the heat shield 121 so that the temperature of the protective casing 110 can be maintained within a preset value;

(2) the heat insulation gap 120a between the heating element 122 and the heat shield 121 utilizes the convection of air in the heat insulation gap 120a to carry away a part of heat, and the air in convection forms an air heat insulation layer to further block the heat transfer, so that the heat transferred to the protective casing 110 is further reduced;

(3) the heat insulation cover 121 is arranged inside the protective casing 110 in a hanging manner, so that the heating element 122 is not in direct contact with the protective casing 110, and heat generated by the heating element 122 is prevented from being directly transferred to the metal protective net 112 of the protective casing 110;

(4) the metal protective net 112 in the protective housing 110 is made of a material with low thermal resistance, such as stainless steel, so as to further reduce the temperature of the metal protective net 112.

From this, after the room heater 100 that this embodiment provided adopted above-mentioned structural design, can be with protecting sheathing 110 with generate heat the distance design between the module 120 littleer, and then make the holistic thickness attenuate of room heater 100, and then increase the pleasing to the eye requirement and the design elasticity of outward appearance to be favorable to accomodating, weight reduction reaches portable effect. In addition, when the warmer 100 provided by the embodiment is in normal use, it can be ensured that the temperature of the protective casing 110 can be maintained at a preset value, and the preset value meets the requirements of national standards, thereby achieving the purpose of safe use.

Example two

Referring to fig. 7, 8 and 9, the present embodiment provides a heater 100 for heating at home. The present embodiment is an improvement on the technology of the first embodiment, and compared with the first embodiment, the difference is that:

in this embodiment, the protective housing 110 is configured to have a uniform thickness, the housing frame 111 has a front frame 1110 and a rear frame 1111, the front frame 1110 is connected to the rear frame 1111 via screws, the heating module 120 is disposed between the front frame 1110 and the rear frame 1111, and the structure and the configuration of the heating module 120 continue to use the scheme of the first embodiment, which is not described herein again.

Wherein, the rear frame 1111 is a plastic plate, the middle of the front frame 1110 is hollowed out, and the metal protection net 112 is disposed on the front frame 1110 and located in the hollowed-out area of the front frame 1110.

Further, be provided with hinge structure 113 at the lateral wall of protective housing 110, can make up two warmers 100 through this hinge structure 113 and use together, and two warmers 100 can expand relatively and fold after connecting through this hinge structure 113 is articulated, and then be convenient for accomodate and use, and the practicality is stronger.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means 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 application. 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 application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims (10)

1. A warmer is characterized by comprising a protective shell and a heating module arranged in the protective shell;

the heating module includes heat shield and heat-generating body, heat shield with protective housing connects, the heat-generating body set up in heat shield, just the heat-generating body with be formed with the thermal-insulated clearance that is used for the air convection between the face that heat shield is relative.

2. The warmer according to claim 1, wherein the heat shield has a receiving groove therein, and the heating element is located in the receiving groove.

3. The warmer of claim 1, wherein the heat shield comprises a heat insulating plate and a surrounding plate surrounding the heat insulating plate, and a receiving groove is formed between the surrounding plate and the heat insulating plate.

4. The warmer of claim 1, wherein the heat shield is supported in the protective housing by a connector and the heat shield is not in contact with an inner wall of the protective housing.

5. The warmer of claim 4, wherein the connector comprises a plurality of extension springs distributed around the heat shield, one end of the extension springs being connected to the heat shield and the other end of the extension springs being connected to the protective housing.

6. The heater as claimed in claim 1, wherein the heating module further comprises a fixing assembly, the fixing assembly comprises a clamping member and a heat insulation rubber pad, the clamping member is disposed on the heat insulation cover, and the clamping member is clamped and engaged with the heating element through the heat insulation rubber pad to fix the heating element on the heat insulation cover.

7. The warmer according to claim 1, wherein the heating body comprises a tempered glass substrate and a heating layer laid on a side surface of the tempered glass substrate.

8. The warmer of claim 1, wherein the protective housing comprises a housing frame and a metal protective mesh, and the metal protective mesh is disposed on the housing frame.

9. The warmer of claim 8, wherein the metal protective mesh is made of stainless steel.

10. The warmer of claim 1, wherein said protective housing includes a bottom portion and an opposite top portion, said protective housing tapering in thickness from said bottom portion to said top portion.

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