Warmer

Abstract

The utility model provides a warmer, relates to warming equipment technical field, the warmer includes shell, support, heating element, limit piece and fan, said support and said fan are arranged in said shell at interval, on the support is provided with the accommodation groove that runs through said support, said fan is equipped with the limit piece, said fan is equipped with the accommodation groove that runs through said support, said accommodation groove is equipped with the heating element, said fan is equipped with the limit piece. The heating body is installed in the containing groove through the limiting piece, and a gap exists between the heating body and the inner wall of the containing groove. Compared with the prior art, the warmer has the advantages that the heating body support can be prevented from being melted in the heating and using process of the heating body, and the heating effect of the warmer is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of heating equipment, and in particular to a heater. Background Art

[0002] An electric heater is a device that converts electrical energy into thermal energy and is commonly used for indoor heating. It generates heat through resistance heating or other methods, quickly raising the room temperature.

[0003] At present, combined with the instructions Figure 1 As shown, a conventional heater generally comprises a housing and a fan, a heating element (2) and a heating element bracket (3) arranged in the housing, wherein the heating element (2) is embedded in the heating element bracket (3), and the side wall of the heating element (2) contacts the inner wall of the heating element bracket (3). The inventors have found that the heating element (2) is prone to melting at the inner wall where the heating element bracket (3) contacts the heating element (2) during heating and use, and furthermore, the wind blown out by the fan can only be blown out from the structural gap of the heating element itself, resulting in a poor heating effect. Utility Model Content

[0004] The problem to be solved by the present invention is: how to prevent the heating element from causing the heating element bracket to melt during heating use, and how to improve the heating effect of the heater.

[0005] The utility model provides a heater, comprising: a shell, a bracket, a heating element, a limiting member and a fan, the bracket and the fan are arranged in the shell at intervals, the bracket is provided with a receiving groove running through the bracket, the heating element is installed in the receiving groove through the limiting member, and there is a gap between the heating element and the inner wall of the receiving groove.

[0006] Compared with the prior art, the heater provided by this utility model has the following advantages but is not limited to the following

[0007] Beneficial effects:

[0008] The heater described in the present invention can limit the heating element to the receiving groove of the bracket by means of a limiting member, and there is a gap between the heating element and the inner wall of the receiving groove, wherein the gap between the heating element and the receiving groove can allow the wind blown by the fan to pass through, so that the heat can be transferred out of the shell more quickly, thereby improving the heating effect. Moreover, the wind blown by the fan can quickly take away the heat in the gap between the heating element and the receiving groove, thereby preventing the heating element from causing the bracket to melt during heating. Compared with the existing technology, the heater of the present invention can not only prevent the heating element from causing the heating element bracket to melt during heating, but also improve the heating effect of the heater.

[0009] Optionally, a limiting slot is provided on the bracket, and the limiting member is used to engage with the limiting slot to limit the heating element in the accommodating slot.

[0010] Optionally, the limiting slot includes a first slot, and a plurality of the first slots are arranged at intervals along the circumference of the accommodating slot. The limiting member includes a plurality of first limiting members, and the plurality of first limiting members are used to respectively engage with the plurality of first slots.

[0011] Optionally, the first limiting member includes a first clamping portion and a first limiting portion, the first clamping portion is used to clamp with the first clamping slot, and the first limiting portion is used to abut against the circumferential side wall of the heating element to create a gap between the circumferential side wall of the heating element and the inner wall of the accommodating groove.

[0012] Optionally, the limiting slot includes a second slot, and a plurality of the second slots are arranged at intervals along the circumference of the accommodating slot. The limiting member includes a plurality of second limiting members, and the plurality of second limiting members are used to respectively engage with the plurality of second slots.

[0013] Optionally, the second limiting member includes a second clamping portion, a second limiting portion and a third limiting portion, the second clamping portion is used to clamp with the second clamping slot, the second limiting portion is used to abut against the side wall of the heating element to create a gap between the heating element and the inner wall of the accommodating groove, and the third limiting portion is used to abut against the end face of the heating element facing away from the fan.

[0014] Optionally, the shell includes a front shell and a rear cover, the front shell and the rear cover are detachably connected, the front shell is provided with an air outlet, the rear cover is provided with an air inlet, the bracket is located between the front shell and the fan, and the fan is located between the bracket and the rear cover.

[0015] Optionally, the heater further comprises a first side panel and a second side panel, the shell comprises a front side wall, a rear side wall, a left side wall and a right side wall, the front side wall is provided with an air outlet, the rear side wall is provided with an air inlet, the left side wall is provided with a first anti-collision structure, the right side wall is provided with a second anti-collision structure, the first side panel is provided on the left side wall, and the second side panel is provided on the right side wall;

[0016] A first window is formed on the first side panel, and the first anti-collision structure passes through the first window; a second window is formed on the second side panel, and the second anti-collision structure passes through the second window;

[0017] A third anti-collision structure is provided on the end surface of the first side plate close to the front side wall, and a fourth anti-collision structure is provided on the end surface of the second side plate close to the front side wall.

[0018] Optionally, the limiting member is made of high temperature resistant material.

[0019] Optionally, the fan includes a casing, fan blades and a DC motor, the casing is connected to the housing, the fan blades are rotatably connected to the casing, and the DC motor is drivingly connected to the fan blades. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the structure of a traditional heater;

[0021] Figure 2 This is a front view of the heating element of the embodiment of the utility model installed on the bracket;

[0022] Figure 3 This is a three-dimensional diagram of a heating element according to an embodiment of the present invention installed on a bracket;

[0023] Figure 4 This is an exploded view of a heater according to an embodiment of the present invention;

[0024] Figure 5 This is a front view of a heater according to an embodiment of the present invention;

[0025] Figure 6 This is a right side view of the heater according to an embodiment of the present invention.

[0026] Description of reference numerals:

[0027] 1. Shell; 11. Front shell; 12. Back cover; 13. First anti-collision structure; 14. Second anti-collision structure; 2. Bracket; 21. First slot; 22. Second slot; 3. Heating element; 4. Fan; 5. First limiting member; 51. First clamping portion; 52. First limiting portion; 6. Second limiting member; 61. Second clamping portion; 62. Second limiting portion; 63. Third limiting portion; 7. First side panel; 71. Third anti-collision structure; 8. Second side panel; 81. Fourth anti-collision structure. DETAILED DESCRIPTION

[0028] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0029] In the description of the present invention, the directions or positional relationships indicated by “up”, “down”, “left”, “right”, “top”, “bottom”, “front”, “back”, “inside” and “outside” are based on the directions or positional relationships shown in the accompanying drawings and are only used to facilitate the description of the present invention. They do not indicate or imply that the device referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limiting the scope of protection of the present invention.

[0030] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "disposed," "installed," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to mechanical connections; they may refer to direct connections, indirect connections through an intermediate medium, or internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0031] Throughout this specification, references to terms such as "an embodiment," "one embodiment," and "an implementation" indicate that the specific features, structures, materials, or characteristics described in conjunction with that embodiment or implementation are included in at least one embodiment or implementation of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or implementation. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.

[0032] Moreover, the Z-axis in the accompanying drawings represents the vertical direction, that is, the up and down position, and the positive direction of the Z-axis (that is, the direction of the arrow of the Z-axis) represents the top, and the negative direction of the Z-axis (that is, the direction opposite to the positive direction of the Z-axis) represents the bottom; the X-axis in the accompanying drawings represents the horizontal direction, that is, the left and right position, and the positive direction of the X-axis (that is, the direction of the arrow of the X-axis) represents the left, and the negative direction of the X-axis (that is, the direction opposite to the positive direction of the X-axis) represents the right; the Y-axis in the accompanying drawings represents the longitudinal direction, that is, the front and back position, and the positive direction of the Y-axis (that is, the direction of the arrow of the Y-axis) represents the front, and the negative direction of the Y-axis (that is, the direction opposite to the positive direction of the Y-axis) represents the back.

[0033] It should also be noted that the aforementioned Z-axis, X-axis, and Y-axis are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention.

[0034] like Figures 2 to 6 As shown, the heater of an embodiment of the present invention includes: a shell 1, a bracket 2, a heating element 3, a limiting member and a fan 4, the bracket 2 and the fan 4 are arranged in the shell 1 at intervals, the bracket 2 is provided with a receiving groove passing through the bracket 2, the heating element 3 is installed in the receiving groove through the limiting member, and there is a gap between the heating element 3 and the inner wall of the receiving groove.

[0035] In this embodiment, combined with the Figures 1 to 6As shown, the heating element 3 can be limited to the receiving groove of the bracket 2 by a limiting member, and there is a gap between the heating element 3 and the inner wall of the receiving groove, wherein the gap between the heating element 3 and the receiving groove can allow the wind blown by the fan 4 to pass through, so that the heat can be transferred out of the shell 1 faster, improving the heating effect. Moreover, the wind blown by the fan 4 can quickly take away the heat in the gap between the heating element 3 and the receiving groove, preventing the heating element 3 from causing the bracket 2 to melt during heating. Compared with the existing technology, the heater of the present invention can not only prevent the heating element from causing the heating element bracket to melt during heating, but also improve the heating effect of the heater.

[0036] It should be noted that the heating element 3 is preferably a PTC (Positive Temperature Coefficient) heating element, also known as a PTC heater, which is composed of a PTC ceramic heating element and an aluminum tube. This type of PTC heating element has the advantages of low thermal resistance and high heat exchange efficiency, and is an automatic constant temperature, energy-saving electric heater. Its outstanding feature is its safety performance. Under any application conditions, it will not produce the surface "reddening" phenomenon of electric heating tube heaters, thus avoiding safety hazards such as burns and fire.

[0037] Optionally, a limiting slot is provided on the bracket 2, and the limiting member is used to engage with the limiting slot to limit the heating element 3 in the accommodating groove.

[0038] In this embodiment, the heating element 3 and the bracket 2 are installed in a slot fixing manner, which saves the cost of the heating element bracket (bracket 2) and makes installation more convenient compared to the traditional structure.

[0039] Optionally, the limiting slot includes a first slot 21 , and a plurality of first slots 21 are arranged at circumferential intervals along the accommodating slot. The limiting member includes a plurality of first limiting members 5 , and the plurality of first limiting members 5 are used to respectively engage with the plurality of first slots 21 .

[0040] In this embodiment, combined with the Figure 2 and attached Figure 3 As shown, the bracket 2 is a two-level stepped boss structure as a whole, which specifically includes a first platform and a second platform, wherein the size of the second platform is smaller than that of the first platform, the accommodating groove is opened on the second platform, and the accommodating groove passes through the first platform, and a plurality of first card grooves 21 are arranged at intervals on the side wall of the second platform, and each first card groove 21 is correspondingly provided with a first limiting member 5, that is, the first limiting member 5 can be clamped on the first card groove 21 to limit the heating element 3 in the accommodating groove.

[0041] Optionally, the first limiting member 5 includes a first clamping portion 51 and a first limiting portion 52, the first clamping portion 51 is used to clamp with the first clamping groove 21, and the first limiting portion 52 is used to abut against the circumferential side wall of the heating element 3 to create a gap between the circumferential side wall of the heating element 3 and the inner wall of the accommodating groove.

[0042] In this embodiment, combined with the Figure 2 and attached Figure 3 As shown, the first card slot 21 can be a rectangular slot opened on the side wall of the accommodating groove, the first clamping portion 51 of the first limiting member 5 can be a rectangular block adapted to the shape of the first card slot 21, and the first limiting portion 52 can be a block structure interconnected with the first clamping portion 51, which is used to abut against the circumferential side wall of the heating element 3, so that there is a gap between the heating element 3 and the inner wall of the accommodating groove.

[0043] Optionally, the limiting slot includes a second slot 22 , and a plurality of second slots 22 are arranged at circumferential intervals along the accommodating slot. The limiting member includes a plurality of second limiting members 6 , and the plurality of second limiting members 6 are used to respectively engage with the plurality of second slots 22 .

[0044] In this embodiment, combined with the Figure 2 and attached Figure 3 As shown, the second card slot 22 has the same structure as the first card slot 21, and multiple of them are arranged at intervals along the circumferential outer wall of the accommodating slot, and each second card slot 22 is correspondingly provided with a second limiting member 6, that is, the second limiting member 6 can be clamped on the second card slot 22 to limit the heating element 3 in the accommodating slot.

[0045] Optionally, the second limiting member 6 includes a second clamping portion 61, a second limiting portion 62 and a third limiting portion 63, the second clamping portion 61 is used to clamp with the second clamping groove 22, the second limiting portion 62 is used to abut against the circumferential side wall of the heating element 3 to create a gap between the circumferential side wall of the heating element 3 and the inner wall of the accommodating groove, and the third limiting portion 63 is used to abut against the end face of the heating element 3 facing away from the fan 4.

[0046] In this embodiment, combined with the Figure 2 and attached Figure 3 As shown, the second clamping portion 61 and the second limiting portion 62 of the second limiting member 6 have the same structure as the first clamping portion 51 and the first limiting portion 52 of the first limiting member 5, the difference being that the second limiting member 6 also includes a third limiting portion 63, wherein the third limiting portion 63 can be a rectangular plate structure, which is used to abut against the end face of the heating element 3 away from the fan 4, that is, the third limiting portion 63 can ensure that the heating element 3 will not fall out of the accommodating groove.

[0047] It should be noted that a limiting protrusion is provided on the inner wall of the accommodating groove, that is, after the heating element 3 is installed in the accommodating groove, the end face of the heating element 3 facing the fan 4 will abut against the limiting protrusion, and the end face of the heating element 3 away from the fan 4 will abut against the second limiting member 6. In this way, under the action of the third limiting portion 63 of the second limiting member 6, the heating element 3 can be limited in the accommodating groove to prevent it from falling out.

[0048] Optionally, the shell 1 includes a front shell 11 and a rear cover 12, the front shell 11 and the rear cover 12 are detachably connected, the front shell 11 is provided with an air outlet, the rear cover 12 is provided with an air inlet, the bracket 2 is located between the front shell 11 and the fan 4, and the fan 4 is located between the bracket 2 and the rear cover 12.

[0049] In this embodiment, combined with the Figure 4 As shown, the shell 1 includes a front shell 11 and a rear cover 12, wherein the front shell 11 and the rear cover 12 can be connected by bolts, an air outlet is provided on the front shell 11, wherein a dustproof net can be installed at the air outlet, and an air inlet is provided on the rear cover 12, wherein a grille can be installed at the air inlet, and the fan 4 can suck in the outside air from the air inlet and then blow it toward the bracket 2. The wind blown by the fan 4 can pass through the gap between the heating element 3 and the inner wall of the accommodating groove and the gap between the heating element 3 itself, and then blown out from the air outlet on the front shell 11.

[0050] It should be noted that the entire housing 1 can be a cubic structure with a small volume structure design, and its top (attached Figure 4 The back cover 12 of the housing 1 may be provided with a fixed cable bracket, and the power cord may be wound around the cable bracket.

[0051] Optionally, the heater further includes a first side panel 7 and a second side panel 8, the housing 1 includes a front side wall, a rear side wall, a left side wall and a right side wall, the front side wall is provided with an air outlet, the rear side wall is provided with an air inlet, the left side wall is provided with a first anti-collision structure 13, the right side wall is provided with a second anti-collision structure 14, the first side panel 7 is provided on the left side wall, and the second side panel 8 is provided on the right side wall;

[0052] A first window is formed on the first side panel 7, and the first anti-collision structure 13 passes through the first window. A second window is formed on the second side panel 8, and the second anti-collision structure 14 passes through the second window.

[0053] A third anti-collision structure 71 is provided on the end surface of the first side plate 7 close to the front side wall, and a fourth anti-collision structure 81 is provided on the end surface of the second side plate 8 close to the front side wall.

[0054] In this embodiment, combined with the Figures 4 to 6 As shown, the housing 1 includes a front side wall, a rear side wall, a left side wall and a right side wall, wherein "front" and "rear" refer to the attached Figure 4 In the Y-axis direction, "left" and "right" refer to the Figure 4 In the X-axis direction, a first anti-collision structure 13 is provided on the left side wall of the shell 1, and a second anti-collision structure 14 is provided on the right side wall, wherein the first anti-collision structure 13 and the second anti-collision structure 14 are of the same structure, and both can be rectangular convex block structures. After the first side panel 7 is installed on the left side wall, the first anti-collision structure 13 can pass through the first window on the first side panel 7, so that the first anti-collision structure 13 plays a role in protecting the left side wall of the shell 1. Similarly, after the second side panel 8 is installed on the right side wall, the second anti-collision structure 14 can pass through the second window on the second side panel 8, so that the second anti-collision structure 14 plays a role in protecting the right side wall of the shell 1. The first anti-collision structure 13 and the second anti-collision structure 14 can effectively prevent the heater from being bumped and scratched in the event of a side collision, and prevent the heater from being damaged and unable to be used normally. In addition, combined with the attached Figure 5 and attached Figure 6 As shown, a third anti-collision structure 71 is provided on the end face of the first side panel 7 close to the front side wall, and a fourth anti-collision structure 81 is provided on the end face of the second side panel 8 close to the front side wall, wherein the third anti-collision structure 71 and the fourth anti-collision structure 81 are of the same structure and can both be long strip boss structures, wherein the third anti-collision structure 71 and the fourth anti-collision structure 81 extend toward the front side wall of the shell 1 and exceed the plane where the front side wall is located, so that when a frontal collision (front side wall of the shell 1) occurs, the third anti-collision structure 71 and the fourth anti-collision structure 81 can effectively prevent damage to the heater.

[0055] Optionally, the limiting member is made of high temperature resistant material.

[0056] In this embodiment, the limiting member is made of a high-temperature resistant material, wherein the high-temperature resistant material may be a ceramic material, a metal alloy, a composite material, or the like.

[0057] It should be noted that when selecting high-temperature resistant materials, factors such as their maximum operating temperature, thermal expansion coefficient, thermal conductivity, mechanical strength and chemical stability need to be considered.

[0058] Optionally, the fan 4 includes a housing, fan blades and a DC motor, the housing is connected to the casing 1, the fan blades are rotatably connected to the housing, and the DC motor is drivingly connected to the fan blades.

[0059] In this embodiment, the fan 4 uses a DC motor as a power source, which has the advantage of low noise.

[0060] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the features.

[0061] Although the present invention is disclosed as above, the protection scope of the present invention is not limited thereto. Those skilled in the art may make various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications will fall within the protection scope of the present invention.

Claims

1. A heater, characterized in that: include: A housing (1), a bracket (2), a heating element (3), a limiting member and a fan (4); the bracket (2) and the fan (4) are arranged in the housing (1) at intervals; a receiving groove penetrating the bracket (2) is provided on the bracket (2); the heating element (3) is installed in the receiving groove via the limiting member, and a gap exists between the heating element (3) and the inner wall of the receiving groove.

2. The heater according to claim 1, characterized in that A limiting slot is provided on the bracket (2), and the limiting member is used to engage with the limiting slot to limit the heating element (3) within the accommodating slot.

3. The heater according to claim 2, characterized in that The limiting slot comprises a first slot (21), a plurality of first slots (21) are arranged at intervals along the circumference of the accommodating slot, and the limiting member comprises a plurality of first limiting members (5), and the plurality of first limiting members (5) are used to respectively engage with the plurality of first slots (21).

4. The heater according to claim 3, characterized in that The first limiting member (5) comprises a first clamping portion (51) and a first limiting portion (52), wherein the first clamping portion (51) is used to clamp with the first clamping groove (21), and the first limiting portion (52) is used to abut against the circumferential side wall of the heating element (3) so as to form a gap between the circumferential side wall of the heating element (3) and the inner wall of the accommodating groove.

5. The heater according to claim 2, characterized in that The limiting slot includes a second slot (22), a plurality of the second slots (22) are arranged at intervals along the circumference of the accommodating slot, and the limiting member includes a plurality of second limiting members (6), and the plurality of second limiting members (6) are used to respectively engage with the plurality of second slots (22).

6. The heater according to claim 5, characterized in that The second limiting member (6) includes a second clamping portion (61), a second limiting portion (62) and a third limiting portion (63), wherein the second clamping portion (61) is used to clamp with the second clamping groove (22), the second limiting portion (62) is used to abut against the side wall of the heating element (3) so as to form a gap between the heating element (3) and the inner wall of the accommodating groove, and the third limiting portion (63) is used to abut against the end face of the heating element (3) facing away from the fan (4).

7. The heater according to claim 1, characterized in that The housing (1) comprises a front shell (11) and a rear cover (12); the front shell (11) and the rear cover (12) are detachably connected; an air outlet is provided on the front shell (11); an air inlet is provided on the rear cover (12); the bracket (2) is located between the front shell (11) and the fan (4); and the fan (4) is located between the bracket (2) and the rear cover (12).

8. The heater according to claim 1, characterized in that The housing (1) further comprises a first side panel (7) and a second side panel (8); the housing (1) comprises a front side wall, a rear side wall, a left side wall and a right side wall; an air outlet is provided on the front side wall; an air inlet is provided on the rear side wall; a first anti-collision structure (13) is provided on the left side wall; a second anti-collision structure (14) is provided on the right side wall; the first side panel (7) is provided on the left side wall; and the second side panel (8) is provided on the right side wall; A first window is provided on the first side panel (7), and the first anti-collision structure (13) passes through the first window; a second window is provided on the second side panel (8), and the second anti-collision structure (14) passes through the second window; A third anti-collision structure (71) is provided on the end surface of the first side plate (7) close to the front side wall, and a fourth anti-collision structure (81) is provided on the end surface of the second side plate (8) close to the front side wall.

9. The heater according to claim 1, characterized in that The limiting component is made of high temperature resistant material.

10. The heater according to claim 1, characterized in that The fan (4) comprises a housing, fan blades and a DC motor; the housing is connected to the casing (1); the fan blades are rotatably connected to the housing; and the DC motor is drivingly connected to the fan blades.

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