CN215892527U - Heating device - Google Patents

Abstract

The utility model discloses a warmer, which can effectively solve the problem that air in an air duct of the existing warmer easily leaks from the side through a heating module to cause uneven outlet air temperature. A warmer comprises a heating module, a fixing frame, an inner support and an outer support, wherein an annular air duct is formed between the inner support and the outer support, the fixing frame is annular, an air guide groove is formed in the fixing frame along the axial direction of the annular air duct, the air guide groove is communicated with the air duct, the heating module is arranged in the air guide groove, an inner limiting baffle is arranged on one side, close to the center of the fixing frame, of the air guide groove, and the inner limiting baffle is continuously arranged to form an annular shape; one side of the air guide groove far away from the center of the fixing frame is provided with an outer limiting baffle which is also continuously arranged to form an annular shape. The utility model has the advantages that: through above-mentioned structure, let the air-out along annular wind channel axial flow, the air-out is more concentrated, has stopped the production of side leakage wind, makes the air-out temperature homogeneity more, promotes user experience and feels.

Description

Heating device

Technical Field

The utility model relates to heating equipment, in particular to a warmer.

Background

The air-heating warmer is a common heating device in a bathroom and has the characteristics of high temperature rise speed and large coverage area. The common air-heating warmer comprises a shell, a face cover is arranged on the shell, an air inlet is formed between the face cover and the shell, a hole is formed in the face cover, a support and an air guide cover are arranged in the hole, a fan in the shell drives a wind wheel to suck outside air into the shell, and after the air is heated by a heating module arranged on the support, the air is blown out from an air outlet of the air guide cover.

Because the module that generates heat in the room heater at present adopts the multistage design to stepping control is carried out, thereby adjust the air-out temperature, but present mount only plays the purpose of fixing the module that generates heat in the wind channel, and the air in the wind channel is unfixed through the air current direction behind the mount, forms the side easily and leaks out, causes the air-out temperature inhomogeneous, reduces user experience and feels.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a warmer, which can effectively solve the problem that air in an air duct of the existing warmer is easy to generate side air leakage through a heating module, so that the outlet air temperature is uneven.

In order to solve the technical problems, the utility model is realized by the following technical scheme: a warmer comprises a heating module, a fixing frame, an inner support and an outer support, wherein an annular air duct is formed between the inner support and the outer support, the fixing frame is annular, an air guide groove is formed in the fixing frame along the axial direction of the annular air duct, the air guide groove is communicated with the air duct, the heating module is arranged in the air guide groove, an inner limiting baffle is arranged on one side, close to the center of the fixing frame, of the air guide groove, and the inner limiting baffle is continuously arranged to form an annular shape; one side of the air guide groove far away from the center of the fixing frame is provided with an outer limiting baffle which is also continuously arranged to form an annular shape.

Preferably, the cross section shape of the fixing frame is consistent with that of the air duct, the air blocking blocks are arranged between the adjacent air guide grooves to prevent air flowing through one air guide groove from being mixed into the air guide groove of the partition wall, the whole fixing frame is annular and consistent with that of the air duct cross section, the fixing frame is more favorable for installation, the fixing frame is also favorable for forming sealing connection with the air duct, the air blocking blocks are arranged between the adjacent air guide grooves to ensure that each air guide groove is independent, and the air outlet effect cannot be influenced by the mutual mixing of the air in the adjacent air guide grooves.

Preferably, the air guide groove is a through groove, a positioning piece is arranged in the air guide groove, the heating module placed in the air guide groove is positioned through the positioning piece, the heating module is prevented from penetrating out of the other end of the air guide groove or being placed in place, and the assembling quality is ensured.

Preferably, the inboard of mount is equipped with two at least outstanding fixed plates, and it has the fixed orifices to open on the fixed plate, directly fixes the mount on the support of room heater through the fixed orifices, can not influence the air flow in the wind channel moreover, also can once install when a plurality of mounts appear and realize that a plurality of parts are fixed.

Preferably, the inner limiting baffle and the outer limiting baffle protrude the heating module along the axial direction of the annular air duct, the heating module is prevented from contacting with parts except the fixing frame through the design of the protruding heating module of the limiting baffle, when the heating module is in a working state, the support and the air guide cover are ensured not to deform, meanwhile, the materials of the existing support and the existing air guide cover do not need to be changed, only high-temperature-resistant materials are needed to be adopted for manufacturing the fixing frame, and the production cost is effectively controlled while the service life of a product is prolonged.

Preferably, open on the lateral wall of mount have let the through-hole that the heating module wire wore out, set up the through-hole of wearing out for the direction, prevent to lead to the upper ledge and the lower carriage can't close completely owing to the direction is worn out, cause the condition that leaks out in the wind-guiding groove, also can avoid the upper ledge to press from both sides the condition of breaking the wire when closing with the lower carriage simultaneously.

Preferably, the mount has two, and the longitudinal symmetry sets up, and the module that generates heat is fixed jointly to the wind guide groove of two mounts co-ordinates position, adopts two mounts cooperation form from top to bottom to fix all the module that generates heat simultaneously, need not moreover that every module that generates heat is fixed with the mount alone, has simplified the installation procedure, improves the installation effectiveness.

Preferably, the heating module comprises a PCT heating sheet and fins fixed on two sides of the PCT heating sheet, the PCT heating sheet and the fins are perpendicular to the air flowing direction, the fins are additionally arranged beside the PCT heating sheet, heat of the PCT heating sheet is dissipated as soon as possible through the fins, meanwhile, heat exchange can be carried out with more air, the heat exchange efficiency is improved, the PCT heating sheet and the fins are perpendicular to the air flowing direction, resistance to flowing air can be reduced, the air outlet speed is faster, and a wider area can be covered.

Preferably, the heating module further comprises two separation blades, the two separation blades are parallel to the PCT heating sheets and are respectively arranged on two sides of the PCT heating sheets, the fins are arranged between the separation blades and the PCT heating sheets, the separation blades protect the fins in the transportation and installation process, and meanwhile the two separation blades also form a fixed air duct to enable air to pass through the separation blades.

Preferably, an inner limiting baffle is tightly attached to one separation blade of the heating module, an outer limiting baffle is tightly attached to the other separation blade of the heating module, weight reduction grooves are formed in the overlapping areas of the inner limiting baffle and the outer limiting baffle and corresponding separation blades, and due to the fact that the separation blades limit flowing air, the weight reduction grooves can be formed in the limiting baffles, the weight of the whole fixing frame is reduced, the weight of the whole warmer is reduced, and the installation safety of the warmer on the integrated ceiling is improved.

Compared with the prior art, the utility model has the advantages that: the wind guide groove that sets up along annular wind channel axial in fixing, confirm the air-out direction uniformity of the mount of flowing through, reduce the production of indiscriminate flow, and be equipped with the module that generates heat in the wind guide groove, whether need heat through the air in the module control wind guide groove that flows through that generates heat, and set up interior limit baffle and outer limit baffle, both spacing the module that generates heat, limit the air in the wind guide groove that flows through simultaneously, let out the wind along annular wind channel axial flow, the air-out is more concentrated, the production of side leakage wind has been stopped, air-out temperature is more even when the module that generates heat heats, promote user experience and feel.

Drawings

FIG. 1 is a cross-sectional view of a warmer of the present invention;

FIG. 2 is an exploded view of a heating module, a fixing frame, a bracket and an air guiding cover in the warmer of the present invention;

FIG. 3 is a sectional view of the heater with the heating module, the fixing frame, the bracket and the wind scooper combined;

FIG. 4 is a schematic structural view of a heater with a heating module and a fixing frame combined;

FIG. 5 is a schematic structural view of a fixing frame in the warmer of the present invention;

FIG. 6 is a schematic structural diagram of a single heating module in the warmer of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

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", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1, 2, 3 and 5, an embodiment of a warmer of the present invention is shown, in which the direction of the arrow is an air flowing direction. The warmer comprises a shell 1, a face shield 2 which seals the shell 1 is arranged on the shell 1, an air inlet 3 is reserved between the face shield 2 and the shell 1, the air inlet 3 is communicated with a working cavity in the shell 1, a fan 4 is arranged in the working cavity, the fan 4 drives a wind wheel 5 to draw outside air into the working cavity from the air inlet 3, a circular hole is arranged on the face mask 2, a bracket 6 is fixed in the shell 1 in the circular hole, the bracket 6 is divided into an inner bracket 61 and an outer bracket 62, an air duct 63 communicated with the working cavity is formed between the inner bracket 61 and the outer bracket 62, an annular air guide cover 7 is covered on the bracket 6, an air outlet 8 is arranged on the air guide cover 7, an LED luminescent lamp 9 is arranged in the air guide cover 7, the heating module 10 is generally disposed in an annular groove formed by the inner support 61, the outer support 62 and the wind scooper 7, and air sucked from the outside by the fan 4 passes through the air duct 63, is heated by the heating module 10, and is blown out from the air outlet 8.

A fixed frame 11 is fixed in the air duct 63 of the bracket 6, the air duct 63 is circular, the fixed frame 11 is tightly connected with the air duct 63, eight air guide grooves 12 are axially formed in the fixed frame 11 along the annular air duct 63, the heating module 10 is installed in the air guide grooves 12 through bolts and the like, the air guide grooves 12 are communicated with the air duct 63, an inner limiting baffle 111 is arranged on one side of each air guide groove 12 close to the center of the fixed frame 11, and the inner limiting baffle 111 is continuously arranged to form an annular shape; one side that the mount 11 center was kept away from to wind-guiding groove 12 all is equipped with outer limit baffle 112, outer limit baffle 112 also sets up in succession and encloses into the annular, ensure that the air in wind channel 63 is whole all to flow through mount 11, the air current through wind-guiding groove 12 convection current through mount 11 leads, ensure that it all flows through along wind channel 63 axial, the production of side leakage wind has been avoided, and can prevent the vortex formation, ensure the homogeneity of air-out and the intensity of air-out, provide better experience for the user, and can cover wider scope rapid heating up.

In order to avoid the problem that air flows out by bypassing the fixing frame 11 to cause uneven cooling and heating of outlet air, the shape of the cross section of the fixing frame 11 is consistent with that of the cross section of the air duct 63 at the position of the fixing frame 11, and the cross section of the fixing frame 11 and the cross section of the air duct 63 are both circular or close to circular as much as possible, so that the side wall of the fixing frame 11 and the side wall of the air duct 63 are attached to each other as much as possible, air can only flow through the air guide groove 12 and is heated by the heating module 10 in the air guide groove 12. When the air duct is installed, the air tightness between the fixing frame and the air duct 63 can be ensured through interference fit or by arranging a sealant, additionally arranging a sealing washer and the like.

As shown in fig. 2, 4 and 5, in order to facilitate installation and fixing of the heating module, two fixing frames 11 are provided and are arranged in an up-and-down symmetrical manner, that is, the two fixing frames 11 are symmetrically arranged about a plane perpendicular to the axis of the fixing frame 11, so that a worker can conveniently operate the heating module without specially distinguishing the two fixing frames 11, the assembly difficulty is reduced, and the installation efficiency is improved. In this embodiment, the fixing frame 11 is a circular ring or an approximate circular ring, because the inner limit baffle 111 encloses into a ring shape, therefore, the inner side wall of the fixing frame 11 and the inner limit baffle 111 are actually combined into a whole, and the outer side wall of the fixing frame 11 is also combined with the outer limit baffle 112 into a whole, an inward protruding fixing plate 113 is arranged on the inner side wall of the fixing frame, a fixing hole 114 is formed on the fixing plate 113, the fixing holes 114 of the fixing plates 113 on the upper fixing frame 11 and the lower fixing frame 11 can be passed through bolts, two fixing frames 11 are simultaneously fixed on the bracket 6, it is ensured that the two fixing frames 11 can be spliced and cannot be separated, and it is also ensured that the whole two fixing frames 11 are stably fixed on the bracket 6. The fixed frame 11 is provided with the same number of air guide grooves 12 according to the number of the heating modules 10, and the bottom surface of each air guide groove 12 is provided with a positioning piece 118 so as to realize independent fixation of each heating module 10; if the heating module 10 needs to be controlled in groups, in order to prevent the air flowing through the working heating module 10 and the air flowing through the non-working heating module 10 from being mixed with each other and affecting the air-out control, a wind blocking block 115 is arranged between the adjacent air guide grooves 12, after the two fixing frames 11 are buckled, the wind blocking blocks 115 on the two fixing frames 11 are matched to prevent the air flowing through one air guide groove 12 from being mixed into the air guide groove 12 of the next door, and each air guide groove 12 is ensured to be provided with an independent small air channel 63, so that the temperature control force is improved, and the air outlet speed reduction caused by air turbulence is reduced.

Because a plurality of heating modules 10 are arranged in the fixing frame 11 and the heating modules 10 need to be controlled in groups, a through hole 117 for a lead to pass through is formed in the outer side wall of the fixing frame 11 beside each heating module 10, so that the problem that the two fixing frames 11 cannot be tightly buckled due to the fact that the lead passes through can be avoided.

Adopt the structure of two mount 11, earlier during the installation with all the module 10 that generate heat correspond put in respective wind-guiding groove 12 on undercarriage 112 to the wiring is good, detain upper ledge 111 on undercarriage 112, through the bolt that passes fixed orifices 114, once accomplish the fixed to a plurality of modules 10 that generate heat, compare in the traditional mode of passing through the screw fixation module 10 that generates heat, this scheme operation is simple more swift.

The heating module 10 is fixed by the two symmetrical fixing frames 11 in a buckling mode, so that the heating module 10 can be effectively prevented from contacting with parts except the fixing frames 11, the influence of high temperature generated when the heating module 10 works on other parts is avoided, except that the fixing frames 11 need to be made of high-temperature resistant materials, the requirements of other parts on high temperature resistance are greatly reduced, and materials with low heat resistance requirements can be adopted when other parts are made, so that the manufacturing cost is greatly reduced.

As shown in fig. 4, 5 and 6, each heating module 10 includes a PCT heating sheet 101 and fins 102 fixed on both sides of the PCT heating sheet 101, and the PCT heating sheet 101 and the fins 102 are perpendicular to the air flowing direction, so as to reduce resistance to air, and enable the air to take away more heat, thereby improving the heating degree of the air. A blocking piece 103 parallel to the PCT heating sheet 101 is preferably added on the outer side of the fin 102, and the fin 102 is protected by the blocking piece 103 to prevent the fin 102 from being damaged in the installation and transportation process. Due to the existence of the baffle plate 103, one baffle plate 103 of the heating module 10 is tightly attached to the inner limiting baffle plate 111, the other baffle plate 103 of the heating module 10 is tightly attached to the outer limiting baffle plate 112, and the overlapping area of the inner limiting baffle plate 111 and the outer limiting baffle plate 112 and the corresponding baffle plate is provided with the lightening groove 116, so that partial side wall materials are removed, and the weight of the whole fixing frame 11 is reduced on the premise of ensuring the strength of the fixing frame 11. The heating module 10 may have a shape of a long strip, a circular arc, or the like, and the shape of the air guide groove 12 is adjusted accordingly.

The scheme is that a mode that two fixing frames 11 are buckled with each other is adopted, if only one fixing frame 11 is adopted, the heating module 10 is fixedly connected with the fixing frame 11 in a screw or clamping buckling mode, and the like, because the fixing frame 11 has a certain thickness, the heating module 10 can be prevented from directly contacting with the bracket 6, the influence of the heating module 10 on the bracket 6 is reduced, when the heating module 10 is installed in the air guide groove 12, the height of the side wall of the fixing frame 11 is protruded out of the surface of the heating module 10, the heating module 10 can be prevented from contacting with the bracket 6 and/or the air guide cover 7 from the upper direction and the lower direction, the heating module 10 is prevented from completely contacting with the bracket 6 and the air guide cover 7, the requirement of the bracket 6 and the air guide cover 7 on the heat resistance of materials is reduced, but the fixing frame 11 needs to be made of relatively heat-resistant materials, and the fixing frame 11 can not deform when the heating module 10 works, it is also necessary to have sufficient strength to hold the heat generating module 10. For the air guiding groove 12 formed on the fixing frame 11, it is preferable that it is a channel, and the air guiding groove 12 is located on the air duct 63, so that the air can pass through the heating module 10 in the air guiding groove 12, thereby realizing the heating of the air, it may be designed that a positioning element 118 is arranged at one end of the air guiding groove 12, for example, a cross bar or a bump is arranged, so as to limit the installation position of the heating module 10, and it is ensured that the heating module 10 does not extend out of the fixing frame 11 when installing.

The above description is only an embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications within the technical field of the present invention by those skilled in the art are covered by the claims of the present invention.

Claims (10)

1. The utility model provides a warmer, includes module, mount, inner support and the outer support of generating heat, form annular wind channel between inner support and the outer support, its characterized in that: the fixing frame is annular, an air guide groove is formed in the fixing frame along the axial direction of the annular air channel and is communicated with the air channel, a heating module is arranged in the air guide groove, an inner limiting baffle is arranged on one side, close to the center of the fixing frame, of the air guide groove, and the inner limiting baffle is continuously arranged to form an annular shape; one side of the air guide groove far away from the center of the fixing frame is provided with an outer limiting baffle which is also continuously arranged to form an annular shape.

2. The warmer of claim 1, wherein: the cross section of the fixing frame is consistent with that of the air duct, and a wind blocking block is arranged between adjacent wind guide grooves to prevent air flowing through one wind guide groove from entering the wind guide groove of the partition wall.

3. The warmer of claim 1, wherein: the air guide groove is a through groove, and a positioning piece is arranged in the air guide groove.

4. The warmer of claim 1, wherein: the inner side of the fixing frame is provided with at least two protruding fixing plates, and fixing holes are formed in the fixing plates.

5. The warmer of claim 1, wherein: the inner limiting baffle and the outer limiting baffle protrude out of the heating module along the axial direction of the annular air duct.

6. The warmer of claim 1, wherein: the side wall of the fixing frame is provided with a through hole for the lead of the heating module to penetrate out.

7. A warmer as claimed in any one of claims 1 to 6, wherein: the fixed frame has two, and the vertical symmetry sets up, and the wind-guiding groove of two fixed frames same positions fixes a module that generates heat jointly.

8. The warmer of claim 1, wherein: the heating module comprises a PCT heating sheet and fins fixed on two sides of the PCT heating sheet, and the PCT heating sheet and the fins are perpendicular to the air flowing direction.

9. The warmer of claim 8, wherein: the heating module further comprises two separation blades, the two separation blades are parallel to the PCT heating sheets and are respectively located on two sides of the PCT heating sheets, and the fins are located between the separation blades and the PCT heating sheets.

10. The warmer of claim 9, wherein: interior limit baffle is hugged closely to a slice separation blade of the module that generates heat, and outer limit baffle is hugged closely to another slice separation blade of the module that generates heat, and interior limit baffle and outer limit baffle open with corresponding separation blade coincidence area have the groove that subtracts weight.

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