CN216591899U - Heating device - Google Patents

Abstract

The utility model relates to a warmer, which comprises a shell, wherein the shell comprises a front panel, two side panels, a top panel and a bottom plate; the two side panels, the top panel and the bottom panel are all riveted with the front panel; the front panel, the two side panels, the top panel and the bottom plate are combined to form an accommodating space. According to the utility model, the panels of the shell are connected in a riveting manner, can be stacked in the transportation process, and are provided with tools for users to mount, so that the transportation cost is greatly reduced, and the advantage of the transportation cost is particularly prominent in export trade; and the riveting mode is adopted for connection, so that the installation is convenient for users, and the self-installation can be realized by matching with a special riveting gun.

Description

Heating device

Technical Field

The utility model relates to the technical field of heating, in particular to a warmer.

Background

The multifunctional heater is heating equipment which uses electricity as energy to heat and heat, and can be called as an electric heater. The multifunctional warmer has various types and different sizes; the prior art warmer has the disadvantage of being very space consuming and also of being more difficult to transport due to the inability to disassemble it. In addition, the existing warmer has the problems of low indoor heating speed and low heat energy utilization rate.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims to overcome the defects in the prior art and provide a warmer.

A warmer comprises a shell, wherein the shell comprises a front panel, two side panels, a top panel and a bottom panel; the two side panels, the top panel and the bottom panel are all riveted with the front panel; the front panel, the two side panels, the top panel and the bottom plate are combined to form an accommodating space.

Further, the housing further comprises a back plate; the two ends of the back plate are detachably connected with the two side panels.

Further, the housing further comprises an elongated blade; the extension supporting plate is detachably connected with the bottom plate; the extension pallet extends outward of the rear end of the housing.

Furthermore, a positioning groove is formed in the top surface of the bottom plate; the contour of the positioning groove is consistent with that of the outer edge of one end of the extension supporting plate; the extension supporting plate is embedded in the positioning groove.

Further, the device also comprises a heating element; the top surface of the extension supporting plate is provided with an embedded groove; the heating element is arranged in the accommodating space and is positioned and installed in the caulking groove.

Furthermore, the front panel is provided with an air outlet; a baffle for directing the airflow; the guide plate is provided with a guide surface, a coanda surface and a diffusion surface which are sequentially adjacent; the flow guide surface is adjacent to the top of the air outlet; the flow guide surface extends outwards towards the air outlet; the coanda surface extends about an axis; the diffusion surface extends outwardly away from the axis.

Furthermore, a concave part is arranged on the front panel; the air outlet is arranged at the bottom of the concave part; the guide plate is arranged at the edge position of the top of the concave part; and the side wall surface of the concave part between the guide plate and the air outlet is an arc surface.

Further, the guide plate is arc-shaped.

Further, the junction between the coanda surface and the diffusion surface is connected by an arcuate concave surface.

Furthermore, the device also comprises a net rack; the net rack is arranged on the panel and covers the concave part.

According to the warmer, the panels of the shell are connected in a riveting mode, so that the panels can be stacked in the transportation process and are provided with tools for users to mount, the transportation cost is greatly reduced, and the advantage of the transportation cost is particularly prominent in export trade; the riveting connection is adopted, so that the installation is convenient for users, and the self-installation can be realized by matching with a special riveting gun;

the extension supporting plate is arranged, so that the accommodating space can be enlarged, and heating elements and other heater elements can be conveniently placed; by arranging the positioning groove, the extension supporting plate is convenient to position and mount, and the connection of the extension supporting plate after mounting is more stable; through set up the caulking groove on the extension layer board, can conveniently fix a position installation heating element and other room heater components, the user operation installation of being convenient for.

According to the utility model, the diffusion surface extending outwards is arranged, and hot air flow generated by the heater can be conveyed forwards along with the angle of the diffusion surface, so that the hot air flow cannot rise directly but is conveyed outwards along with the angle of the diffusion surface; the diffusion surface is combined with the coanda surface, an area for accelerating and amplifying airflow is provided by utilizing the coanda effect, hot air flows from the position close to the coanda surface and generates the coanda effect, the airflow tends to flow close to the coanda surface, entrainment and acceleration of the hot air flow are realized, and the conveying distance of the hot air flow is greatly increased, so that a user even far away from the heater can feel a hot air effect, the utilization rate of heat energy can be improved by more than 30% when the heater heats indoors, and the temperature rise speed of the indoor temperature exceeds 30%;

the guide plate can be additionally arranged on the panel of the existing warmer, so that the production cost is reduced and the process flow is saved; the guide plate can also be arranged into an arc shape and is arranged above the air outlet to guide, gather and accelerate the rising hot air flow; the hot air flow accelerated by the coanda surface is transited through the arc concave surface before entering the diffusion surface, so that the amplification characteristic of the hot air flow can be enhanced, the friction loss of the air flow is reduced, the hot air flow reaches the required flow characteristic, and the hot air flow is more uniformly blown to a user; through setting up depressed part and arcwall face to increase hot-blast air current's drainage area, make hot-blast air current gather more effectively on the guide plate, further gather with higher speed hot-blast air current.

According to the utility model, the net rack is arranged and the concave part is covered, so that hands cannot approach the air outlet in a short distance, the condition that a user is scalded is avoided, and the safety performance of the warmer is improved.

For a better understanding and practice, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of a first construction of the warmer of the present invention;

FIG. 2 is a second schematic structural view of the warmer of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an exploded view of the components of the warmer of the present invention;

FIG. 5 is a partial enlarged view of the portion B in FIG. 4;

FIG. 6 is a partial structural view of a front panel according to the present invention;

FIG. 7 is a schematic view of the baffle configuration of the present invention;

FIG. 8 is a schematic cross-sectional view of a baffle of the present invention;

fig. 9 is a schematic hot air flow diagram of the baffle of the present invention.

In the figure: 10. a housing; 11. a front panel; 111. an air outlet; 112. a recessed portion; 113. an arc-shaped surface; 12. a side panel; 13. a top panel; 14. a base plate; 141. positioning a groove; 15. an accommodating space; 16. a back plate; 17. extending the supporting plate; 171. caulking grooves; 18. riveting; 20. a baffle; 21. a flow directing surface; 22. a coanda surface; 221. an axis; 23. a diffusion surface; 24. an arc-shaped concave surface; 30. a net frame; theta, the central angle formed by the coanda surface and the axis.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that in the description of the present application, the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application. The terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, i.e. a feature defined as "first", "second" may explicitly or implicitly include one or more of such features. Further, unless otherwise specified, "a plurality" means two or more.

It should be noted that, in the description of the present application, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "hollow" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1 to 9, the warmer of the present embodiment includes a housing 10, where the housing 10 includes a front panel 11, two side panels 12, a top panel 13, a bottom panel 14, and a back panel 16; the two side panels 12, the top panel 13 and the bottom panel 14 are riveted and connected with the front panel 11 through rivets 18; the front panel 11, the two side panels 12, the top panel 13 and the bottom panel 14 are combined to form an accommodating space 15;

specifically, two ends of the back plate 16 are detachably connected with the two side panels 12; preferably, the back plate 16 and the side panels 12 are bolted;

specifically, the housing 10 further includes an extension plate 17; the extension supporting plate 17 is detachably connected with the bottom plate 14; the extension supporting plate 17 extends to the outside of the rear end of the housing 10; preferably, the extension supporting plate 17 and the bottom plate 14 can be connected by bolts;

more specifically, the top surface of the bottom plate 14 is provided with a positioning groove 141; the contour of the positioning groove 141 is consistent with the contour of the outer edge of one end of the extension supporting plate 17; the extension supporting plate 17 is embedded in the positioning groove 141;

more specifically, a heating element (not shown) is further included; the top surface of the extension supporting plate 17 is provided with a caulking groove 171; the heating element is disposed in the accommodating space 15 and is positioned and installed in the insertion groove 171.

In the preferred embodiment, the front panel 11 is provided with an air outlet 111; a baffle 20 for directing the air flow; more specifically, the front panel 11 is provided with a recess 112; the air outlet 111 is arranged at the bottom of the concave part 112; the baffle 20 is arranged at the edge position of the top of the concave part 112; the side wall surface of the concave part 112 between the guide plate 20 and the air outlet 111 is an arc surface 113; the heating element of the warmer generates hot air and blows to the air blowing port, and through the arrangement of the concave part 112 and the arc-shaped surface 113, the drainage area of the hot air flow is increased, so that the hot air flow is more effectively accumulated on the guide plate 20 after passing through the arc-shaped surface 113, and the hot air flow is accelerated to be accumulated.

Specifically, the baffle 20 is provided with a flow guide surface 21, a coanda surface 22 and a diffusion surface 23 which are adjacent in sequence; the flow guide surface 21 is adjacent to the air outlet 111 of the warmer; the flow guide surface 21 extends outward of the air outlet 111; the coanda surface 22 extends about an axis 221; the diffusion surface 23 extends outwardly away from the axis 221; the hot air flow enters the flow guide surface 21 from the arc-shaped surface 113 of the panel, further passes through the coanda surface 22 and then is diffused and conveyed from the diffusion surface 23;

by providing the outwardly extending diffusion surface 23, the hot air stream can be delivered forwardly at an angle to the diffusion surface 23, so that the hot air stream does not rise directly but is delivered outwardly at an angle to the diffusion surface 23; the diffusion surface 23 is combined with the coanda surface 22 to provide an area for accelerating and amplifying the air flow by utilizing the coanda effect, the hot air flow flows from the position close to the coanda surface 22 and generates the coanda effect, the air flow tends to flow close to the coanda surface 22, the entrainment acceleration of the hot air flow is realized, the conveying distance of the hot air flow is greatly improved, and a user even far away from the warmer can feel the warm air effect;

the diffusion surface 23 is located outside the flow guide surface 21 and forms an angle with the flow guide surface, the angle is 10-15 degrees, and the angle is preferably 11 degrees in the embodiment; the diffusion surface 23 is at an acute angle to the horizontal, preferably 30 ° in this embodiment; the diffusion surface 23 is tilted outwards relative to the flow guide surface 21, so that hot air flow has a better linear profile, and the hot air flow is better released and sprayed out on the diffusion surface 23, so that less energy and less speed are lost before turbulent flow is achieved compared with the hot air flow in the prior art, the conveying distance of the hot air flow is increased, the heat energy utilization rate is increased, and a user can feel a better heating effect even if the user is located at a far position of the heater;

in the preferred embodiment, the connection position of the diversion surface 21 and the coanda surface 22 is smoothly transited, so that the hot air flow is smoothly conveyed, and the friction loss and the noise are reduced.

In the preferred embodiment, the junction between the coanda surface 22 and the diffuser surface 23 is connected by an arcuate concave surface 24; the hot air flow accelerated by the coanda surface 22 is transited by the arc-shaped concave surface 24 before entering the diffusion surface 23, so that the amplification characteristic of the hot air flow can be enhanced, the friction loss of the air flow is reduced, the hot air flow reaches the required flow characteristic, and the hot air flow is more uniformly blown to a user.

In the preferred embodiment, the coanda surface 22 and the axis 221 form a central angle θ in the range of 60 ° to 90 °, which may preferably be 60 °, to maximize air entrainment and secondary air flow in the heated air stream.

In the preferred embodiment, the baffle 20 is in the shape of a ring or an arc; the guide plate 20 can be annular and arranged around the edge of the air outlet 111, so that hot air flow at the edge of the air outlet 111 is accelerated and guided by the guide plate 20, the heat energy utilization rate is improved, and the indoor temperature rise speed is accelerated; the guide plate 20 can also be arranged in an arc shape and is arranged above the air outlet 111 to guide, gather and accelerate the rising hot air flow; the different shapes of the guide plate 20 can provide various design choices for the warmer, and the selection opportunities of users are increased; in this embodiment, it is preferable that the guide plate 20 is arc-shaped and disposed at the edge of the concave portion 112, and the guide plate 20 can be connected to the panel through conventional methods such as welding, screwing, and fastening, which are not described herein again.

In the preferred embodiment, a net frame 30 is also included; the net frame 30 is arranged on the panel and covers the concave part 112; through setting up rack 30 and covering depressed part 112, make the unable closely air outlet 111 that approaches of staff, avoid scalding user's the condition to take place, improved the security performance of room heater.

Compared with the prior art, the panels of the shell are connected in a riveting mode, so that the panels can be stacked in the transportation process and are provided with tools for users to mount by themselves, the conveying cost is greatly reduced, and the advantages of the conveying cost are particularly prominent in export trade; the riveting connection is adopted, so that the installation is convenient for users, and the self-installation can be realized by matching with a special riveting gun;

the extension supporting plate is arranged, so that the accommodating space can be enlarged, and heating elements and other heater elements can be conveniently placed; by arranging the positioning groove, the extension supporting plate is convenient to position and mount, and the extension supporting plate can be connected more stably after being mounted; through set up the caulking groove on the extension layer board, can conveniently fix a position installation heating element and other room heater components, the user operation installation of being convenient for.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (10)

1. A warmer is characterized by comprising a shell, wherein the shell comprises a front panel, two side panels, a top panel and a bottom plate; the two side panels, the top panel and the bottom panel are all riveted with the front panel; the front panel, the two side panels, the top panel and the bottom plate are combined to form an accommodating space.

2. The warmer of claim 1, wherein said housing further comprises a back plate; the two ends of the back plate are detachably connected with the two side panels.

3. The warmer of claim 2, wherein said housing further comprises an elongated blade; the extension supporting plate is detachably connected with the bottom plate; the extension pallet extends outward of the rear end of the housing.

4. The warmer of claim 3, wherein the top surface of the bottom plate is provided with a positioning groove; the contour of the positioning groove is consistent with that of the outer edge of one end of the extension supporting plate; the extension supporting plate is embedded in the positioning groove.

5. The warmer of claim 4, further comprising a heating element; the top surface of the extension supporting plate is provided with an embedded groove; the heating element is arranged in the accommodating space and is positioned and installed in the caulking groove.

6. The warmer according to any one of claims 1 to 5, wherein the front panel is provided with an air outlet; a baffle for directing the airflow; the guide plate is provided with a guide surface, a coanda surface and a diffusion surface which are sequentially adjacent; the flow guide surface is adjacent to the top of the air outlet; the flow guide surface extends outwards towards the air outlet; the coanda surface extends about an axis; the diffusion surface extends outwardly away from the axis.

7. The warmer of claim 6, wherein a recess is provided on said front panel; the air outlet is arranged at the bottom of the concave part; the guide plate is arranged at the edge position of the top of the concave part; and the side wall surface of the concave part between the guide plate and the air outlet is an arc surface.

8. The warmer of claim 7, wherein said baffle is arcuate.

9. The warmer of claim 8, wherein the junction between said coanda surface and said diffusion surface is connected by an arcuate concave surface.

10. The warmer of claim 9, further comprising a net mount; the net rack is arranged on the panel and covers the concave part.

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